1 2009-10-13 Martin Jambor <mjambor@suse.cz>
3 PR tree-optimization/41661
4 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5 that are tcc_comparisons or do not change the type in any
7 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
8 folding tcc_comparison operations.
10 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
15 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
21 * tree.def (DEBUG_EXPR_DECL): New.
22 * rtl.def (DEBUG_EXPR): New.
23 * gengtype.c (adjust_field_rtx_def): Handle it.
24 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
25 (insert_debug_temp_for_var_def): ... this. Drop support for
26 moving. Take iterator for def stmt; insert debug stmt before it.
27 Scan early for use count and kind in debug stmts.
28 (propagate_defs_into_debug_stmts): Rename to...
29 (insert_debug_temps_for_defs): ... this. Likewise.
30 * tree.h (DEBUG_TEMP_UID): New.
31 * tree.c (next_debug_decl_uid): New.
32 (make_node_stat): Count debug decls separately.
33 (copy_node_stat): Likewise.
34 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
35 * var-tracking.c (dv_is_decl_p): Recognize it.
36 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
37 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
38 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
39 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
40 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
41 (cselib_hash_rtx): Likewise.
42 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
43 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
45 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
46 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
47 * rtl.c (copy_rtx): Likewise.
48 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
49 * print-rtl.c (print_rtx): Likewise.
50 * sched-vis.c (print_value): Likewise.
51 (print_insn): Handle DEBUG_EXPR_DECL.
52 * tree-dump.c (dequeue_and_dump): Likewise.
53 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
54 * gimple-iterator (gsi_replace): Check for same lhs.
55 (gsi_remove): Insert debug temps.
56 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
57 (move_computations_stmt): Drop explicit propagation into debug stmts.
58 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
59 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
60 * tree-ssa-sink.c (statement_sink_location): Likewise.
61 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
62 * tree-ssanames.c (release_ssa_name): Adjust for rename.
63 * tree-flow.h: Likewise.
64 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
65 debug temps without values.
66 (eliminate_unnecessary_stmts): Don't discard just-inserted
69 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
72 * config/cris/cris.md (andu): Check that operand 1 is one of the
73 general registers. Fix typo in head comment.
75 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
77 * config/i386/i386.md (vswapmov): New.
78 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
79 (ix86_function_ms_hook_prologue): New.
80 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
81 * configure.ac: Test for swap suffix support in as.
84 2009-10-12 Jakub Jelinek <jakub@redhat.com>
87 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
88 paradoxical subregs to prevent partial register stalls if the inner
91 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
95 2009-10-12 Dodji Seketeli <dodji@redhat.com>
98 * gcc/dwarf2out.c (template_parameter_pack_die,
99 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
101 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
104 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
106 (maybe_register_def): Likewise. Take stmt iterator.
107 (rewrite_update_stmt): Take stmt iterator and pass it on.
108 (rewrite_update_enter_block): Pass stmt iterator.
110 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
112 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
113 (spu_builtin_decl): New function.
115 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
117 * config/i386/i386.md (SWIM): New mode iterator.
118 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
119 using SWIM mode iterator.
120 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
121 patterns using SWI48 mode iterator.
122 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
123 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
124 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
125 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
126 patterns using SWI248 mode iterator.
127 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
128 gen_x86_movdicc_0_m1_rex64 for renamed function
130 2009-10-11 Jose Ruiz <ruiz@adacore.com>
131 Eric Botcazou <ebotcazou@adacore.com>
134 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
135 * config/sparc/sol2-unwind.h: New file.
137 2009-10-11 Olivier Hainque <hainque@adacore.com>
138 Eric Botcazou <ebotcazou@adacore.com>
141 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
142 * config/i386/sol2-unwind.h: New file.
144 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
147 * config/i386/i386.md (addsi_1_zext): Get the proper second
150 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
152 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
153 all OLD_RTXes, not just REGs. Use copy_rtx to create the
156 2009-10-11 Richard Guenther <rguenther@suse.de>
158 * gimple.c (iterative_hash_type_name): Do not handle special
161 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
163 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
164 (*setcc_si_1_and): Ditto.
165 (*setcc_si_1_movzbl): Ditto.
166 (*setcc_<mode>_2): Ditto.
167 (*setcc_qi): Rename from *setcc_1.
168 (*setcc_qi_slp): Rename from *setcc_2.
170 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
171 (*zero_extendqisi2_movzbw_and splitter): Ditto.
173 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
174 "if" condition, there is already assert with reload_completed present.
176 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
178 * plugin.c (try_init_one_plugin): Improve constness of variable err.
180 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
182 * doc/install.texi (Final install): Refer to
183 http://gcc.gnu.org/bugs/ for bug reporting.
185 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
187 * configure.ac: Add test for dci instruction.
188 * configure: Regenerate.
189 * config.in: Likewise.
190 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
191 * doc/invoke.texi: Add cpu_type 476 and 476fp.
192 (-mmulhw): Add 476 to description.
194 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
195 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
196 (processor_target_table): Add 476 and 476fp entries.
197 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
198 (rs6000_issue_rate): Add CPU_PPC476.
199 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
200 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
201 (processor_type): Add PROCESSOR_PPC476.
202 (EXTRA_SPECS): Add asm_cpu_476 string.
203 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
204 (define_attr "cpu"): Add ppc476.
206 Update comments for 476.
207 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
208 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
209 Update copyright year.
210 * config/rs6000/476.md: New file.
211 * config/rs6000/40x.md: Add description for "isel" attribute.
212 Update copyright year.
213 * config/rs6000/440.md: Likewise.
214 * config/rs6000/603.md: Likewise.
215 * config/rs6000/6xx.md: Likewise.
216 * config/rs6000/7450.md: Likewise.
217 * config/rs6000/7xx.md: Likewise.
218 * config/rs6000/8540.md: Likewise.
219 * config/rs6000/cell.md: Likewise.
220 * config/rs6000/e300c2c3.md: Likewise.
221 * config/rs6000/e500mc.md: Likewise.
222 * config/rs6000/mpc.md: Likewise.
223 * config/rs6000/power4.md: Likewise.
224 * config/rs6000/power5.md: Likewise.
225 * config/rs6000/power6.md: Likewise.
226 * config/rs6000/power7.md: Likewise.
227 * config/rs6000/rios1.md: Likewise.
228 * config/rs6000/rios2.md: Likewise.
229 * config/rs6000/rs64.md: Likewise.
231 2009-10-10 Richard Guenther <rguenther@suse.de>
233 PR tree-optimization/41654
234 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
235 a cond expr before calling gimple_cond_set_condition_from_tree.
236 (ifcombine_iforif): Likewise.
238 2009-10-09 Ian Lance Taylor <iant@google.com>
240 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
241 * configure: Rebuild.
243 2009-10-09 Neil Vachharajani <nvachhar@google.com>
245 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
248 2009-10-09 Richard Guenther <rguenther@suse.de>
251 * target-def.h (TARGET_BUILTIN_DECL): Define.
252 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
253 * target.h (struct gcc_target): Add builtin_decl target hook.
254 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
255 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
257 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
259 (lto_output_builtin_tree): Sorry if the target does not support
260 streaming target builtins.
261 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
262 (rs6000_builtin_decl): New function.
263 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
264 (ix86_builtin_decl): New function.
266 2009-10-09 Jakub Jelinek <jakub@redhat.com>
268 PR preprocessor/41445
269 * c-ppoutput.c (do_line_change): New function.
270 (cb_line_change): Use it.
271 (scan_translation_unit): Call do_line_change if
272 avoid_paste or PREV_WHITE and token location is on a different line
276 * dwarf2out.c (dwarf2out_init): Test whether
277 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
280 PR rtl-optimization/41646
281 * calls.c (expand_call): For BLKmode types returned in registers
282 avoid likely spilled hard regs in copy_blkmode_from_reg generated
285 2009-10-09 Richard Guenther <rguenther@suse.de>
287 PR tree-optimization/41634
288 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
289 we remove the correct elements.
290 (optimize_stmt): Make sure to update stmt operands before
291 optimizing redundancies.
293 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
295 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
297 2009-10-09 Richard Guenther <rguenther@suse.de>
300 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
302 (lto_wrapper_exit): New function.
304 (fatal_perror): Likewise.
305 (fork_execute): Use global args_name, do not free it.
306 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
307 * lto-streamer.h: Remove duplicate prototypes.
309 2009-10-09 Richard Guenther <rguenther@suse.de>
311 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
312 before calling stmt_can_throw_external.
314 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
316 PR tree-optimization/40071
317 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
318 pointer if the original data reference doesn't conflict with the
319 created vector data reference. Fix long line.
321 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
323 * config/i386/i386.md (any_div): New code iterator.
324 (u): Handle div and udiv.
326 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
328 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
329 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
330 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
331 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
333 2009-10-08 Joseph Myers <joseph@codesourcery.com>
335 * gcc.c (main): Remove trailing "." from diagnostics.
337 2009-10-08 Cary Coutant <ccoutant@google.com>
339 Add support for debugging with ICF (Identical Code Folding).
340 * calls.c (debug.h): New #include.
341 (emit_call_1): Call virtual_call_token debug hook.
342 * common.opt (-fenable-icf-debug): New option.
343 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
344 locations in the source).
345 (poc_label_num): New variable.
346 (dcall_entry, vcall_entry): New typedefs.
347 (dcall_table, vcall_table): New variables.
348 (struct vcall_insn): New type.
349 (vcall_insn_table): New variable.
350 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
351 (size_of_dcall_table): New function.
352 (output_dcall_table): New function.
353 (size_of_vcall_table): New function.
354 (output_vcall_table): New function.
355 (dwarf2out_direct_call): New function.
356 (vcall_insn_table_hash): New function.
357 (vcall_insn_table_eq): New function.
358 (dwarf2out_virtual_call_token): New function.
359 (dwarf2out_virtual_call): New function.
360 (dwarf2out_init): Allocate new tables and sections.
361 (prune_unused_types): Mark DIEs referenced from direct call table.
362 (dwarf2out_finish): Output direct and virtual call tables.
363 * final.c (final_scan_insn): Call direct_call and virtual_call
365 * debug.h (struct gcc_debug_hooks): Add direct_call,
366 virtual_call_token, virtual_call hooks.
367 (debug_nothing_uid): New function.
368 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
369 (debug_nothing_uid): New function.
370 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
371 (xcoff_debug_hooks): Likewise.
372 * sdbout.c (sdb_debug_hooks): Likewise.
373 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
374 * doc/invoke.texi (-fenable-icf-debug): New option.
376 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
379 * regmove.c (regmove_backward_pass): Replace src with dst in the
380 debug insn, and check for dst before rather than after.
382 2009-10-08 Janis Johnson <janis187@us.ibm.com>
384 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
385 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
387 2009-10-08 Jan Hubicka <jh@suse.cz>
390 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
391 do not mark cgraph nodes as needed.
392 (record_references_in_initializer): Add new only_vars parameter.
393 * cgraph.h (record_references_in_initializer): New parameter.
394 * varasm.c (assemble_variable): Update call.
395 * varpool.c (varpool_analyze_pending_decls): Always look for
398 2009-10-08 Anatoly Sokolov <aesok@post.ru>
400 * config/avr/avr.c (last_insn_address) Remove variable.
401 (expand_prologue): Don't initialise last_insn_address variable.
402 (final_prescan_insn): Don't output insn size.
403 * config/avr/avr.opt (msize): Remove switch.
404 * doc/invoke.texi (AVR Options): Remove documentation of -msize
407 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
409 * combine.c (label_tick_ebb_start): Fix comment.
410 (combine_instructions): Set label_tick and label_tick_ebb_start before
411 calling setup_incoming_promotions. Start them from 1. Increment
412 label_tick instead of deriving it from the BB index. Rather than
413 comparing ticks use the block from the previous iteration to decide
414 whether to start a new EBB. Remove empty lines before function.
416 2009-10-08 Michael Matz <matz@suse.de>
419 * builtins.c (fold_builtin_isascii): Use fold_build2.
420 (fold_builtin_isdigit): Ditto.
421 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
422 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
423 remove_useless_stmts_cond, remove_useless_stmts_tf,
424 remove_useless_stmts_tc, remove_useless_stmts_bind,
425 remove_useless_stmts_goto, remove_useless_stmts_label,
426 remove_useless_stmts_1, remove_useless_stmts,
427 pass_remove_useless_stmts): Remove.
428 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
429 * passes.c (init_optimization_passes): Don't add
430 pass_remove_useless_stmts.
431 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
432 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
434 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
435 for static constants.
436 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
437 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
439 2009-10-08 Richard Guenther <rguenther@suse.de>
441 * gimple.c (free_gimple_type_tables): New function.
442 * gimple.h (free_gimple_type_tables): Declare.
444 2009-10-07 Mark Heffernan <meheff@google.com>
446 * ipa-prop.c (ipa_print_node_params) Only print
447 names of named arguments.
449 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
451 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
452 being statically linked.
454 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
456 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
458 2009-10-08 Jan Hubicka <jh@suse.cz>
461 * ipa.c (cgraph_externally_visible_p,
462 function_and_variable_visibility,
463 whole_program_function_and_variable_visibility): Skip non-finalized
466 2009-10-08 Nick Clifton <nickc@redhat.com>
468 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
471 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
474 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
476 2009-10-07 Joseph Myers <joseph@codesourcery.com>
479 * c-common.c (c_fully_fold_internal): Strip nops from the result
480 of recursive calls to c_fully_fold_internal.
481 (c_wrap_maybe_const): New.
482 (c_save_expr): Use c_wrap_maybe_const.
483 * c-common.h (c_wrap_maybe_const): Declare.
484 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
485 build_binary_op): Use c_wrap_maybe_const.
487 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
489 * real.c: Fix comment to reflect actual exponent size.
491 2009-10-08 Ben Elliston <bje@au.ibm.com>
493 * config/rs6000/a2.md: Add FSF comment header.
495 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
497 * config/i386/i386.md (any_extend): New code iterator.
498 (u, s): New code attributes.
500 (DWIH): Rewrite as code iterator for SI and DI modes.
501 (DWI): Rewrite as mode attribute.
502 (dwi): New mode attribute.
503 (di): Depend on SI mode and DI mode.
504 (doubleint_general_operand): Remove mode attribute.
506 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
509 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
510 (*sub<mode>3_doubleword): Ditto.
512 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
513 using SWIM248 mode iterator.
514 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
515 using SWI48 mode iterator.
516 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
517 patterns using DWIH mode iterator and any_extend code iterator.
518 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
519 using any_extend code iterator.
520 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
521 patterns using DWIH mode iterator and any_extend code iterator.
522 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
523 using any_extend code iterator.
524 (<s>mul<mode>3_highpart): Macroize expander from
525 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
526 and any_extend code iterator.
527 (*<s>muldi3_highpart_1): Macroize insn from
528 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
529 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
530 patterns using any_extend code iterator.
531 (*<s>mulsi3_highpart_zext): Macroize insn from
532 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
534 2009-10-07 Jakub Jelinek <jakub@redhat.com>
536 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
537 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
538 refering to a DIE with DW_AT_const_value.
540 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
543 * ira-lives.c (check_and_make_def_conflict): Process all operands.
545 2009-10-06 Jan Hubicka <jh@suse.cz>
547 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
550 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
552 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
553 *lea_2_rex64): Move before *add<mode>_1 pattern.
555 2009-10-07 Jan Hubicka <jh@suse.cz>
557 * collect2.c (main): Add -fno-whole-program.
558 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
560 2009-10-07 Jan Hubicka <jh@suse.cz>
562 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
563 has no address taken.
564 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
566 (cgraph_clone_node): Clear externally_visible flag for clones.
567 * cgraph.h (cgraph_only_called_directly_p,
568 cgraph_can_remove_if_no_direct_calls_p): New predicates.
569 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
570 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
571 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
572 ipcp_insert_stage): Likwise.
573 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
574 externally_visible flag.
575 (verify_cgraph_node): Verify that inline clones look right.
576 (process_function_and_variable_attributes): Do not set
577 externally_visible flags.
578 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
580 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
582 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
583 clear externally_visible when turning into inline clones
584 (cgraph_mark_inline_edge): Use new predicates.
585 (cgraph_estimate_growth): Likewise.
586 (cgraph_decide_inlining): Likewise.
587 * ipa.c (cgraph_postorder): Likewise.
588 (cgraph_remove_unreachable_nodes): Likewise; sanity check
589 that inline clones are not needed.
590 (cgraph_externally_visible_p): New predicate.
591 (function_and_variable_visibility): Add whole_program parameter;
592 always set externally_visible flag; handle COMDAT function
594 (local_function_and_variable_visibility): New function.
595 (gate_whole_program_function_and_variable_visibility): New function.
596 (whole_program_function_and_variable_visibility): New function.
597 (pass_ipa_whole_program_visibility): New function.
598 * passes.c (init_optimization_passes): Add whole program visibility
600 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
601 not care about needed/reachable flags.
602 * varpool.c: Include flags.h
603 (decide_is_variable_needed): When doing LTO assume whole-program mode.
604 (varpool_finalize_decl): When we are in LTO read-back, all variables
606 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
608 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
610 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
613 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
615 * config.gcc: Don't include the makefile fragments intended for
617 * config/s390/fixdfdi.h: File removed.
618 * config/s390/libgcc-glibc.ver: File removed.
619 * config/s390/s390.h: Remove the fixdfdi.h hack.
620 * config/s390/t-crtstuff: File moved to libgcc dir.
621 * config/s390/t-linux: Likewise.
622 * config/s390/t-tpf: libgcc specific parts removed.
623 * config/s390/t-linux64: Likewise.
625 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
627 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
628 (lto-compress.o): Likewise.
630 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
633 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
634 dllexport to class members here.
635 (i386_pe_determine_dllimport_p): Only check static class data for
637 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
638 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
639 functions for vague linkage.
640 (i386_pe_type_dllexport_p): Fix formatting.
641 (maybe_add_dllexport) New function.
642 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
645 2009-10-07 Ben Elliston <bje@au.ibm.com>
647 * config/rs6000/a2.md: Remove duplicated lines.
649 2009-10-07 Ben Elliston <bje@au.ibm.com>
651 * config.gcc (powerpc*-*-*): Handle a2.
652 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
653 * config/rs6000/a2.md: New file.
654 * config/rs6000/rs6000.opt (mno-update): New.
655 (mupdate): Return to using a mask, not a var.
656 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
657 (enum processor_type): Add PROCESSOR_PPCA2.
658 * config/rs6000/rs6000.c (ppca2_cost): New costs.
659 (rs6000_override_options): Add "a2" to processor_target_table.
660 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
661 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
663 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
665 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
666 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
667 reference to nonexistent gen_truncxfxf2 function.
669 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
671 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
672 (DWIH, g, di, doubleint_general_operand): New mode attributes.
673 (general_operand): Handle TI mode.
674 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
675 using SDWIM mode iterator.
676 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
677 pattern from *add{di,ti}3_1 patterns and corresponding splitters
678 using DWI mode iterator.
679 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
680 patterns using SWI mode iterator.
681 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
682 using SWI48 mode iterator.
683 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
684 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
685 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
686 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
687 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
688 using SDWIM mode iterator.
689 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
690 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
691 using DWI mode iterator.
692 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
693 patterns using SWI mode iterator.
694 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
695 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
696 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
697 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
698 patterns using plusminus code iterator.
699 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
700 sub<mode>3 patterns using plusminus code iterator.
701 * config/i386/i386.c (override_options): Update the call to
702 gen_subdi_carry_rex64 for renamed function.
703 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
704 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
705 calls to instruction expanders.
707 2009-10-06 Martin Jambor <mjambor@suse.cz>
710 * opts.c (decode_options): Run IPA-SRA at -O2.
712 2009-10-06 Richard Guenther <rguenther@suse.de>
714 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
716 2009-10-06 Tobias Burnus <burnus@net-b.de>
719 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
720 -flto and -fwhole-program flags can be combined.
722 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
725 * gcc.c (process_command): Check that -o argument was specified.
727 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
729 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
731 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
733 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
734 * doc/invoke.texi (Warning Options): Annotate allowed languages
735 for -Wunsuffixed-float-constants.
737 2009-10-05 Jakub Jelinek <jakub@redhat.com>
739 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
740 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
741 same name and isn't the main variant.
744 * dwarf2out.c (loc_by_reference): Removed.
745 (dw_loc_list_1): New function.
746 (dw_loc_list): Remove toplev argument, add want_address argument.
747 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
748 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
749 want_address == 2 to dw_loc_list. For successful dw_loc_list
750 set have_address to 1 only if want_address is not 0.
752 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
754 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
755 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
756 a code block followed by two pointers.
757 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
758 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
759 (MIPS_MOVE): Likewise.
760 (MIPS_LUI): Likewise.
762 (MIPS_BAL): Likewise.
763 (MIPS_NOP): Likewise.
764 (mips_asm_trampoline_template): Delete.
765 (mips_trampoline_code_size): New function.
766 (mips_trampoline_init): Add shorter sequences for all cases
767 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
768 Calculate the opcodes directly, rather than copying from a template.
769 Only flush the code part of the trampoline.
770 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
772 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
774 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
775 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
776 (INCOMING_RETURN_ADDR_RTX): Likewise.
777 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
779 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
780 with RETURN_ADDR_REGNUM.
781 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
782 * config/mips/mips.c (mips16_build_call_stub): Replace
783 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
784 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
785 (mips_print_operand_punctuation): Likewise.
786 (mips_frame_set): Likewise.
787 (mips16e_output_save_restore): Likewise.
788 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
789 (mips_save_reg_p): Likewise.
790 (mips_return_addr): Likewise.
791 (mips_set_return_address): Likewise.
792 (mips_direct_save_slot_move_p): Likewise.
793 (mips_output_function_prologue): Likewise.
794 (mips_restore_reg): Likewise.
795 (mips_expand_epilogue): Likewise.
796 (mips_epilogue_uses): Likewise.
797 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
798 (*mov<mode>_ra): Use it instead of a hard-coded 31.
799 (clear_hazard_<mode>): Likewise.
800 (call_internal): Likewise.
801 (call_internal_direct): Likewise.
802 (call_direct_split): Likewise.
803 (call_value_internal): Likewise.
804 (call_value_split): Likewise.
805 (call_value_internal_direct): Likewise.
806 (call_value_direct_split): Likewise.
807 (call_value_multiple_internal): Likewise.
808 (call_value_multiple_split): Likewise.
810 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
811 Jakub Jelinek <jakub@redhat.com>
813 PR rtl-optimization/41511
814 * combine.c (record_value_for_reg): Pass explicit values as argument
815 to get_last_value_validate.
816 (get_last_value_validate): Document INSN parameter.
817 For non-readonly MEMs, assume they might have been modified if INSN
818 was in another basic block.
819 (get_last_value): Minor reformatting.
821 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
824 * final.c (asm_str_count): Split out from asm_insn_count.
825 * rtl.h (asm_str_count): New prototype.
826 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
829 2009-10-05 Sriraman Tallam <tmsriram@google.com>
831 * doc/plugins.texi: Change plugin_pass to register_pass_info.
833 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
834 Rafael Espindola <espindola@google.com>
836 * gengtype.c (write_types): Moved call to write_func_for_structure
839 2009-10-05 Richard Guenther <rguenther@suse.de>
842 * lto-cgraph.c (output_cgraph): Output toplevel asms.
843 (input_cgraph_1): Input toplevel asms.
845 2009-10-05 Richard Guenther <rguenther@suse.de>
848 * lto-symtab.c (lto_compatible_attributes_p): Remove.
849 (external_aggregate_decl_p): Likewise.
850 (lto_symtab_compatible): Re-structure. Remove dead code.
851 For variables ignore toplevel qualifiers when comparing types.
852 Issue warnings, not errors for mismatched user-alignment.
854 2009-10-05 Richard Guenther <rguenther@suse.de>
858 * lto-symtab.c (struct lto_symtab_base_def): Remove.
859 (struct lto_symtab_identifier_def): Likewise.
860 (struct lto_symtab_decl_def): Likewise.
861 (struct lto_symtab_entry_def): New.
862 (lto_symtab_identifier_t): Rename to ...
863 (lto_symtab_entry_t): ... this.
864 (lto_symtab_decls): Remove.
865 (lto_symtab_base_hash): Rename to ...
866 (lto_symtab_entry_hash): ... this.
867 (lto_symtab_base_eq): Rename to ...
868 (lto_symtab_entry_eq): ... this.
869 (lto_symtab_base_marked_p): Rename to ...
870 (lto_symtab_entry_marked_p): ... this.
871 (lto_symtab_identifier_marked_p): Remove.
872 (lto_symtab_decl_marked_p): Likewise.
873 (lto_symtab_maybe_init_hash_tables): Rename to ...
874 (lto_symtab_maybe_init_hash_table): ... this.
875 (lto_symtab_set_resolution_and_file_data): Remove.
876 (lto_symtab_register_decl): New function.
877 (lto_symtab_get_identifier): Remove.
878 (lto_symtab_get): New function.
879 (lto_symtab_get_resolution): Adjust.
880 (lto_symtab_get_identifier_decl): Remove.
881 (lto_symtab_set_identifier_decl): Likewise.
882 (lto_symtab_merge_decl): Rename to ...
883 (lto_symtab_merge): ... this. Rewrite.
884 (lto_symtab_merge_var): Remove.
885 (lto_symtab_merge_fn): Likewise.
886 (lto_symtab_prevailing_decl): Adjust.
887 (lto_cgraph_replace_node): New function.
888 (lto_symtab_merge_decls_2): Likewise.
889 (lto_symtab_merge_decls_1): Likewise.
890 (lto_symtab_fixup_var_decls): Likewise.
891 (lto_symtab_resolve_symbols): Likewise.
892 (lto_symtab_merge_decls): Likewise.
893 (lto_symtab_prevailing_decl): Adjust.
894 (lto_symtab_get_symtab_def): Remove.
895 (lto_symtab_get_file_data): Likewise.
896 (lto_symtab_clear_resolution): Adjust.
897 (lto_symtab_clear_resolution): Likewise.
898 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
899 (input_cgraph_1): Likewise.
900 * lto-streamer-in.c (get_resolution): Do not provide fake
901 symbol resolutions here.
902 (deferred_global_decls): Remove.
903 (lto_register_deferred_decls_in_symtab): Likewise.
904 (lto_register_var_decl_in_symtab): Change signature, register
905 variable via lto_symtab_register_decl.
906 (lto_register_function_decl_in_symtab): Likewise.
907 (lto_read_tree): Adjust.
908 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
909 (lto_symtab_merge_var): Likewise.
910 (lto_symtab_merge_fn): Likewise.
911 (lto_symtab_register_decl): Declare.
912 (lto_symtab_merge_decls): Likewise.
914 2009-10-05 Richard Guenther <rguenther@suse.de>
916 PR tree-optimization/23821
917 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
918 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
919 simple IV increments.
921 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
923 * config/arm/arm.c (arm_override_options): Really initialize
924 flag_dwarf2_cfi_asm to 0.
926 2009-10-05 Doug Kwan <dougkwan@google.com>
928 PR rtl-optimization/41574
929 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
930 floating point and we are not doing unsafe math optimizations.
932 2009-10-03 Simon Baldwin <simonb@google.com>
933 Cary Coutant <ccoutant@google.com>
934 Rafael Espindola <espindola@google.com>
935 Richard Guenther <rguenther@suse.de>
936 Jan Hubicka <jh@suse.cz>
937 Doug Kwan <dougkwan@google.com>
938 H.J. Lu <hongjiu.lu@intel.com>
939 Bill Maddox <maddox@google.com>
940 Ryan Mansfield <rmansfield@qnx.com>
941 Diego Novillo <dnovillo@google.com>
942 Ollie Wild <aaw@google.com>
943 Kenneth Zadeck <zadeck@naturalbridge.com>
945 * lto-cgraph.c: New file.
946 * lto-compress.c: New file.
947 * lto-compress.h: New file.
948 * lto-opts.c: New file.
949 * lto-section-in.c: New file.
950 * lto-section-out.c: New file.
951 * lto-streamer-in.c: New file.
952 * lto-streamer-out.c: New file.
953 * lto-streamer.c: New file.
954 * lto-streamer.h: New file.
955 * lto-symtab.c: New file.
956 * lto-wpa-fixup.c: New file.
957 * lto-wrapper.c: New file.
959 2009-10-03 Simon Baldwin <baldwin@google.com>
960 Ben Elliston <bje@au.ibm.com>
961 Rafael Espindola <espindola@google.com>
962 Nathan Froyd <froydnj@codesourcery.com>
963 Jan Hubicka <jh@suse.cz>
964 Doug Kwan <dougkwan@google.com>
965 Diego Novillo <dnovillo@google.com>
966 Kenneth Zadeck <zadeck@naturalbridge.com>
968 * Makefile.in (enable_lto): New.
969 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
970 (LINKER_PLUGIN_API_H): Define.
971 (LTO_SYMTAB_H): Define.
972 (LTO_STREAMER_H): Define.
973 (TREE_VECTORIZER_H): Define.
974 (INCLUDES): Add LIBELFINC.
975 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
976 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
977 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
978 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
979 (native): Add lto-wrapper$(exeext)
980 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
981 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
982 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
983 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
984 (varasm.o): Add dependency on tree-iterator.h.
985 (cgraph.o): Add dependency on cif-code.def.
986 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
987 (ipa-pure-const.o): Likewise.
988 (GTFILES): Add lto-symtab.c.
989 (install-lto-wrapper): New.
990 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
991 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
992 * config.in: Regenerate.
994 2009-10-03 Rafael Espindola <espindola@google.com>
995 Diego Novillo <dnovillo@google.com>
997 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
999 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1001 (cgraph_optimize): Make extern.
1003 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1004 Kenneth Zadeck <zadeck@naturalbridge.com>
1006 * toplev.c (in_lto_p): Declare.
1007 * collect2.c (scan_prog_file): Read all the output when reading
1008 information for LTO.
1009 (enum lto_mode_d): Declare.
1011 2009-10-03 Richard Guenther <rguenther@suse.de>
1012 Diego Novillo <dnovillo@google.com>
1014 * gimple.c: Include target.h and alias.h.
1015 (gimple_types): Declare.
1016 (type_hash_cache): Declare.
1017 (gimple_alloc_stat): Make extern.
1018 (gimple_build_eh_must_not_throw): Call
1019 gimple_eh_must_not_throw_set_fndecl.
1020 (struct type_pair_d): Declare.
1021 (type_pair_t): Declare.
1022 (type_pair_hash): New.
1023 (type_pair_eq): New.
1024 (lookup_type_pair): New.
1025 (gimple_force_type_merge): New.
1026 (compare_type_names_p): New.
1027 (compare_field_offset): New.
1028 (gimple_types_compatible_p): New.
1029 (struct sccs): Declare.
1030 (next_dfs_num): Declare.
1031 (iterative_hash_gimple_type): New.
1033 (iterative_hash_type_name): New.
1034 (iterative_hash_gimple_type): New.
1035 (gimple_type_hash): New.
1036 (gimple_type_eq): New.
1037 (gimple_register_type): New.
1038 (print_gimple_types_stats): New.
1039 (gimple_signed_or_unsigned_type): New.
1040 (gimple_unsigned_type): New.
1041 (gimple_signed_type): New.
1042 (gimple_get_alias_set): New.
1043 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1044 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1045 (gimple_force_type_merge): Declare.
1046 (gimple_types_compatible_p): Declare.
1047 (gimple_register_type): Declare.
1048 (print_gimple_types_stats): Declare.
1049 (gimple_unsigned_type): Declare.
1050 (gimple_signed_type): Declare.
1051 (gimple_get_alias_set): Declare.
1052 (gimple_eh_must_not_throw_set_fndecl): New.
1054 2009-10-03 Jan Hubicka <jh@suse.cz>
1055 Kenneth Zadeck <zadeck@naturalbridge.com>
1057 * ipa-pure-const.c: Include lto-streamer.h.
1058 (register_hooks): Factor out of ...
1059 (generate_summary): ... here.
1060 (pure_const_write_summary): New.
1061 (pure_const_read_summary): New.
1062 (pass_ipa_pure_const): Add pure_const_write_summary and
1063 pure_const_read_summary.
1064 * ipa-reference.c: Include lto-streamer.h.
1065 (add_new_function): New.
1066 (remove_node_data): New.
1067 (duplicate_node_data): New.
1068 (ipa_init): Guard against multiple calls.
1069 Move hook setup from analyze_function.
1070 (write_node_summary_p): New.
1071 (ipa_reference_write_summary): New.
1072 (ipa_reference_read_summary): New.
1073 (pass_ipa_reference): Add ipa_reference_write_summary and
1074 ipa_reference_read_summary.
1075 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1076 (struct cgraph_edge): Add fields lto_stmt_uid and
1077 call_stmt_cannot_inline_p.
1078 (cgraph_optimize): Declare.
1079 (cgraph_decide_is_function_needed): Declare.
1080 (reset_inline_failed): Declare.
1081 (enum LTO_cgraph_tags): Declare.
1082 (LTO_cgraph_tag_names): Declare.
1083 (LCC_NOT_FOUND): Define.
1085 2009-10-03 Doug Kwan <dougkwan@google.com>
1086 Rafael Espindola <espindola@google.com>
1087 Jan Hubicka <jh@suse.cz>
1088 Diego Novillo <dnovillo@google.com>
1089 Kenneth Zadeck <zadeck@naturalbridge.com>
1091 * passes.c (all_regular_ipa_passes): New.
1092 (all_ipa_passes): Rename to all_small_ipa_passes.
1093 (init_optimization_passes): Init all_regular_ipa_passes.
1094 * tree-pass.h (all_regular_ipa_passes): New.
1095 (all_ipa_passes): Rename to all_small_ipa_passes.
1096 * passes.c (all_lto_gen_passes): New.
1097 (init_optimization_passes): Initialize all_lto_gen_passes.
1098 (execute_ipa_summary_passes): Make non-static.
1099 (ipa_write_summaries_1): New.
1100 (ipa_write_summaries_2): New.
1101 (ipa_write_summaries): New.
1102 (ipa_write_summaries_of_cgraph_node_set): New.
1103 (ipa_read_summaries_1): New.
1104 (ipa_read_summaries): New.
1105 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1106 (execute_regular_ipa_pass_list): Remove.
1107 (init_optimization_passes): Schedule
1108 pass_rebuild_cgraph_edges and pass_early_inline outside
1109 of pass_all_early_optimizations. Document reason.
1110 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1111 pass_ipa_lto_finish_out): New pass.
1112 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1113 (execute_all_ipa_transforms): New.
1114 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1115 (dump_properties, debug_properties): New.
1116 * tree-optimize.c (gate_all_early_local_passes): Return
1117 false if we are in lto1.
1118 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1119 * tree-pass.h (execute_all_ipa_transforms): Declare.
1120 (pass_ipa_function_and_variable_visibility): Declare.
1121 (pass_ipa_early_inline): Declare.
1122 (pass_ipa_lto_gimple_out): Declare.
1123 (pass_ipa_lto_wpa_fixup): Declare.
1124 (pass_ipa_lto_finish_out): Declare.
1125 (all_small_ipa_passes, all_regular_ipa_passes,
1126 all_lto_gen_passes): Declare.
1127 (execute_ipa_summary_passes): Declare.
1128 (execute_all_ipa_transforms): Declare.
1129 (ipa_write_summaries): Declare
1130 (ipa_write_summaries_of_cgraph_node_set): Declare.
1131 (ipa_read_summaries): Declare.
1133 2009-10-03 Doug Kwan <dougkwan@google.com>
1134 Ollie Wild <aaw@google.com>
1136 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1138 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1139 (lto_mode): New variable.
1140 (maybe_run_lto_and_relink): Handle the -fwpa option.
1141 (main): Handle the -fwpa option.
1142 (maybe_unlink_list): New function.
1143 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1144 * common.opt (flto): New flag.
1145 * toplev.c (flag_generate_lto): Declare.
1147 2009-10-03 Simon Baldwin <simonb@google.com>
1149 * common.opt (flto-compression-level): New flag.
1151 * opts.c: Include lto-opts.h.
1152 (handle_option): Call lto_register_user_option for each
1153 valid option handled.
1154 (decode_options): Clear registered options before the options
1157 2009-10-03 Cary Coutant <ccoutant@google.com>
1159 * collect2.c (is_elf): New function.
1160 (scan_prog_file): Require LTO object to be in ELF format.
1162 2009-10-03 Rafael Espindola <espindola@google.com>
1164 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1165 libgcc to the linker.
1167 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1169 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1170 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1172 * collect2.h (collect_execute): Add flags argument.
1173 * tlink.c (tlink_execute): Update call to collect_execute.
1174 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1175 (use_linker_plugin): New.
1176 (use_linker_plugin_spec_function): New.
1177 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1178 (linker_plugin_file_spec): New.
1179 (lto_wrapper_spec): New.
1180 (lto_gcc_spec): New.
1181 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1182 (static_spec_functions): Add use-linker-plugin.
1183 (process_command): Handle -use-linker-plugin.
1184 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1185 linker_plugin_file_spec and lto_gcc_spec.
1186 (use_linker_plugin_spec_function): New.
1188 2009-10-03 Richard Guenther <rguenther@suse.de>
1192 * tree.h (is_lang_specific): Include LANG_TYPE.
1193 * tree.c (find_decls_types_r): Manually add interesting parts
1194 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1196 * gimple.c (type_pair_hash): Make symmetric.
1197 (type_pair_eq): Likewise.
1198 (lookup_type_pair): Increase initial hashtable size.
1199 (gimple_force_type_merge): Rely on type-pair symmetry.
1200 (visit): Remove excessive checking code.
1201 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1202 (gimple_register_type): Remove getenv calls, shrink initial
1206 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1207 inline functions if not generating lto output.
1210 * toplev.c (finalize): In WPA mode remove the asm file.
1212 2009-10-03 Doug Kwan <dougkwan@google.com>
1214 * ipa-inline.c (cgraph_mark_inline): Check
1215 edge->call_stmt_cannot_inline_p instead of calling
1216 gimple_call_cannot_inline_p.
1217 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1218 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1219 (inline_generate_summary): Do nothing in LTRANS.
1220 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1221 exists before calling gimple_call_cannot_inline_p.
1222 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1223 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1224 Update new_edge->lto_stmt_uid.
1225 * cgraphbuild.c (reset_inline_failed): New.
1227 * common.opt (fwpa): New flag.
1228 (fltrans): New option.
1229 * gcc.c (gcc_lto_option_t): New type.
1230 (current_lto_option): New variable.
1231 (lto_single_spec_function): Remove and is replaced by ..
1232 (lto_option_spec_function): New function.
1233 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1234 passing the -flto flag.
1235 (cc1_options): Separate non-LTO related parts into ..
1236 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1237 (lto1_options): New spec for lto FE.
1238 (link_lto_options): New spec for handling LTO flags in linker.
1239 (invoke_lto_single): Re-format to fit in 80 column. Replace
1240 lto-single with lto-option.
1241 (static_specs): Add cc1_non_lto_options, lto1_options and
1243 (static_spec_function): Replace lto-single with lto-option.
1244 (process_command): Handle -flto, -fwpa and -fltran by setting
1245 current_lto_option and not passing it to subprocess unconditionally.
1247 2009-10-03 Bill Maddox <maddox@google.com>
1249 Add `gcc' driver support for link-time code generation (LTO).
1251 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1252 (lto_flag, lto_objects, lto_o_file): New variables.
1253 (struct lto_object, struct lto_object_list): New structures.
1254 (collect_exit, handler): Remove LTO temporary output file on exit.
1255 (add_lto_object): New function.
1256 (maybe_run_lto_and_relink): New function. Perform link time code
1257 generation and relinking for object files containing LTO information.
1258 (main): Invoke maybe_run_lto_and_relink().
1259 (dump_argv): New function. For debugging, currently disabled.
1260 (scan_prog_file): Add LTO information pass.
1261 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1263 * toplev.c (compile_file): Emit assembler directive to create
1264 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1266 2009-10-03 Diego Novillo <dnovillo@google.com>
1268 * c.opt: Add LTO to warn_abi and warn_psabi.
1270 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1271 inline function. Ignore language-specific nodes. Update all users.
1272 (find_decls_types_r): Do not traverse the subtrees of
1273 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1274 * tree.h (is_lang_specific): New.
1275 * langhooks.h (struct lang_hooks_for_decls): Remove
1276 may_need_assembler_name_p. Update all users.
1278 * c-common.c (set_builtin_user_assembler_name): Move ...
1279 * builtins.c (set_builtin_user_assembler_name): ... here.
1280 (is_builtin_name): Add comment
1281 (is_builtin_fn): New.
1282 * except.c (output_ttype): Only call
1283 lookup_type_for_runtime if TYPE is not a runtime type.
1285 * passes.c (register_pass): Call position_pass on
1286 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1287 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1288 (TV_IPA_LTO_DECL_IO): Define.
1289 (TV_IPA_LTO_CGRAPH_IO): Define.
1291 (TV_WHOPR_WPA): Define.
1292 (TV_WHOPR_WPA_IO): Define.
1293 (TV_WHOPR_LTRANS): Define.
1294 (TV_WHOPR_WPA_FIXUP): Define.
1295 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1296 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1297 * tree-flow.h (tree_node_can_be_shared): Declare.
1298 * tree-inline.c (tree_can_inline_p): Check that E has a
1299 statement associated with it.
1300 * tree.c (free_lang_data_in_binf): Factor out of ...
1301 (free_lang_data_in_type): ... here.
1302 Call RECORD_OR_UNION_TYPE_P.
1303 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1304 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1305 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1306 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1307 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1308 (gate_free_lang_data): Return true if flag_generate_lto is set.
1309 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1310 * c-common.h (set_builtin_user_assembler_name): Move ...
1311 * tree.h (set_builtin_user_assembler_name): ... here.
1313 * common.opt (flto-report): New flag.
1314 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1315 * collect2.c (scan_prog_file): Send the error output of
1316 'nm' to HOST_BIT_BUCKET.
1318 2009-10-03 Ollie Wild <aaw@google.com>
1320 * langhooks-def.h (lhd_begin_section): New function declaration.
1321 (lhd_write_section): New function declaration.
1322 (lhd_end_section): New function declaration.
1323 (LANG_HOOKS_BEGIN_SECTION): New macro.
1324 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1325 (LANG_HOOKS_END_SECTION): New macro.
1326 (LANG_HOOKS_LTO): New macro.
1327 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1328 * langhooks.c (output.h): Add include.
1329 (saved_section): New static variable.
1330 (lhd_begin_section): New function.
1331 (lhd_write_section_data): New function.
1332 (lhd_end_section): New function.
1333 * langhooks.h (struct lang_hooks_for_lto): New structure.
1334 (struct lang_hooks): Add member lto.
1335 * Makefile.in (langhooks.o): Add dependency on output.h.
1337 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1339 2009-10-03 Richard Guenther <rguenther@suse.de>
1341 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1344 2009-10-03 Simon Baldwin <simonb@google.com>
1345 Richard Guenther <rguenther@suse.de>
1346 Janis Johnson <janis187@us.ibm.com>
1347 Doug Kwan <dougkwan@google.com>
1348 Diego Novillo <dnovillo@google.com>
1349 Ramana Radhakrishnan <ramana.r@gmail.com>
1350 Ollie Wild <aaw@google.com>
1352 * doc/install.texi: Add documentation for libelf and --enable-lto.
1353 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1354 -flto-report, -flto-compression-level and -use-linker-plugin.
1355 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1356 Add section for LTO Testing.
1358 2009-10-02 Cary Coutant <ccoutant@google.com>
1360 Add support for comdat type sections for DWARF v4.
1361 Merge from dwarf4 branch.
1363 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1364 (dw_die_ref): Define vector type.
1365 (enum dw_val_class): Add dw_val_class_data8.
1366 (struct dw_val_struct): Add v.val_data8.
1367 (comdat_type_node_ref): New type.
1368 (struct die_struct): Move die_symbol into a union; add new field
1369 die_type_node. Change all uses.
1370 (comdat_type_node): New type.
1371 (skeleton_chain_node): New type.
1372 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1373 (comdat_type_list): New variable.
1374 (dwarf_tag_name): Add DW_TAG_type_unit.
1375 (dwarf_attr_name): Add DW_AT_signature.
1376 (add_AT_data8): New function.
1377 (replace_child): New function.
1378 (move_all_children): New function.
1379 (print_signature): New function.
1380 (print_die): Print signature information; add dw_val_class_data8.
1381 (attr_checksum): Support dw_val_class_data8.
1382 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1383 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1384 (checksum_sleb128, checksum_uleb128): New functions.
1385 (checksum_die_context): New function.
1386 (loc_checksum_ordered): New function.
1387 (attr_checksum_ordered): New function.
1388 (struct checksum_attributes): New structure.
1389 (collect_checksum_attributes): New function.
1390 (die_checksum_ordered): New function.
1391 (generate_type_signature): New function.
1392 (same_dw_val_p): Add dw_val_class_data8.
1393 (is_symbol_die): Use new is_declaration_die function.
1394 (is_declaration_die): New function.
1395 (should_move_die_to_comdat): New function.
1396 (clone_die): New function.
1397 (clone_tree): New function.
1398 (clone_as_declaration): New function.
1399 (copy_declaration_context): New function.
1400 (generate_skeleton_ancestor_tree): New function.
1401 (generate_skeleton_bottom_up): New function.
1402 (generate_skeleton): New function.
1403 (remove_child_or_replace_with_skeleton): New function.
1404 (break_out_comdat_types): New function.
1405 (struct decl_table_entry): New type.
1406 (htab_decl_hash): New function.
1407 (htab_decl_eq): New function.
1408 (htab_decl_del): New function.
1409 (copy_ancestor_tree): New function.
1410 (copy_decls_walk): New function.
1411 (copy_decls_for_unworthy_types): New function.
1412 (build_abbrev_table): Don't assert on missing die_symbol when doing
1413 comdat type sections.
1414 (size_of_die): Use DW_FORM_sig8 for external references. Add
1416 (unmark_dies): Don't assert for unmarked dies when doing comdat
1418 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1419 (output_signature): New function.
1420 (output_die): Likewise.
1421 (output_compilation_unit_header): Mark output as DWARF version 3
1422 even if generating DWARF 4.
1423 (output_comdat_type_unit): New function.
1424 (output_line_info): Mark output as DWARF version 3 even if generating
1426 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1428 (dwarf2out_end_source_file): Likewise.
1429 (prune_unused_types_walk_attribs): Don't follow references into
1430 comdat type sections.
1431 (prune_unused_types_mark): When generating type units, do not mark
1432 children of non-defining declarations of types; do mark children of
1434 (prune_unused_types): Process comdat type sections.
1435 (htab_ct_hash): New function.
1436 (htab_ct_eq): New function.
1437 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1438 Add a pointer to the line table from type unit entries so
1439 DW_AT_decl_file has meaning.
1440 * varasm.c (default_elf_asm_named_section): Use identifier name as
1441 comdat key instead of lang hook.
1443 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1445 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1447 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1449 * config/i386/i386.md (SWIM248): New mode iterator.
1450 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1451 divmodhi4 patterns using SWIM248 macro.
1452 (*divmod<mode>4): Macroize insn_and_split pattern from
1453 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1454 and their corresponding splitters usign SWIM248 macro. Split SImode
1455 insn to generate cltd and DImode insn to generate cqto instead of
1456 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1457 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1458 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1459 *divmodsi_noext patterns using SWIM248 macro.
1460 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1461 udivmodhi4 patterns using SWIM248 macro.
1462 (*udivmod<mode>4): Macroize insn_and_split pattern from
1463 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1464 corresponding splitters using SWIM248 macro.
1465 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1466 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1468 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1470 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1471 of zero-sized element is zero-sized regardless of its extent.
1473 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1476 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1477 * configure: Regenerated.
1478 * config.in: Regenerated.
1479 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1480 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1481 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1482 not emitting .eh_frame, emit .cfi_sections .debug_frame
1487 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1488 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1490 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1491 vars use DECL_RTL with resetting it back to NULL afterwards.
1492 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1493 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1494 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1495 the attribute type allows it, otherwise use DW_FORM_dataN.
1496 (mem_loc_descriptor): Handle CONST_STRING.
1497 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1498 Handle MEM with CONST_STRING address using add_AT_string.
1499 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1500 CONST_STRING for const arrays initialized with a string literal.
1501 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1502 (dwarf2out_finish): Call resolve_addr.
1504 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1505 Maxim Kuvyrkov <maxim@codesourcery.com>
1507 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1509 2009-10-02 Nick Clifton <nickc@redhat.com>
1511 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1512 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1514 2009-10-01 Jan Hubicka <jh@suse.cz>
1516 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1517 (cgraph_create_virtual_clone): Just pass redirect_callers
1519 * cgraph.h (cgraph_clone_node): Update prototype.
1520 * ipa-pure-const.c (self_recursive_p): New function.
1521 (propagate): Use it.
1522 * ipa-inline.c (cgraph_clone_inlined_nodes,
1523 cgraph_decide_recursive_inlining): Update.
1525 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1527 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1528 instructions for TARGET_OCTEON.
1530 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1532 * config/arm/arm.c (arm_override_options): Turn off
1533 flag_dwarf2_cfi_asm for AAPCS variants.
1535 2009-10-01 Martin Jambor <mjambor@suse.cz>
1538 * tree-sra.c (convert_callers): Do not call
1539 compute_inline_parameters on one caller more than once.
1541 2009-10-01 Nick Clifton <nickc@redhat.com>
1543 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1544 an empty string if not already defined.
1546 2009-10-01 Martin Jambor <mjambor@suse.cz>
1549 * tree-sra.c (is_va_list_type): New function.
1550 (find_var_candidates): Call is_va_list_type.
1551 (find_param_candidates): Check that the type or the type pointed
1552 to are not va_list types.
1554 2009-10-01 Martin Jambor <mjambor@suse.cz>
1557 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1558 DECL_ARTIFICIAL (param_decl) is true.
1560 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1562 * tree.h (tree_decl_common::lang_flag_8): New.
1563 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1565 * c-common.h (RID_CONSTEXPR): New.
1567 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1569 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1570 Use ref-all pointers.
1571 (alpha_gimplify_va_arg): Ditto.
1573 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1576 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1577 before insn counting loop now that BB_END (bb) is counted. Ensure
1578 the return value isn't zero.
1580 2009-09-30 Nick Clifton <nickc@redhat.com>
1582 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1583 with separate definitions of c_target_objs and cxx_target_objs.
1584 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1586 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1587 sh_symbian_import_export_class.
1588 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1589 * config/sh/symbian.c: Delete, moving code into...
1590 * config/sh/symbian-base.c: ... here
1591 * config/sh/symbian-c.c: ... and here
1592 * config/sh/symbian-cxx.c: ... and here.
1594 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1597 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1598 of plus RTX into register.
1600 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1602 * doc/install.texi: Linguistic and markup fixes.
1603 (Configuration) <--disable-cpp>: Remove description.
1604 <--enable-maintainer-mode>: Autotools files are affected, too.
1605 <--with-sysroot>: Improve description.
1606 (Building): Bump required GNU make version.
1608 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1610 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1611 (x86_64-*-*): Ditto.
1613 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1614 intrinisics for FMA4.
1615 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1616 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1617 Add FMA4 check and fma4intrin.h.
1618 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1620 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1621 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1622 constant for FMA4 support.
1623 (UNSPEC_FMA4_FMADDSUB): Ditto.
1624 (UNSPEC_FMA4_FMSUBADD): Ditto.
1625 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1626 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1627 (ix86_expand_fma4_multiple_memory): Ditto.
1628 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1629 (OPTION_MASK_ISA_FMA4_UNSET): New.
1630 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1631 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1632 (ix86_handle_option): Handle -mfma4.
1633 (isa_opts): Handle -mfma4.
1634 (enum pta_flags): Add PTA_FMA4.
1635 (override_options): Add FMA4 support.
1636 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1637 (IX86_BUILTIN_VFMADDSD): Ditto.
1638 (IX86_BUILTIN_VFMADDPS): Ditto.
1639 (IX86_BUILTIN_VFMADDPD): Ditto.
1640 (IX86_BUILTIN_VFMSUBSS): Ditto.
1641 (IX86_BUILTIN_VFMSUBSD): Ditto.
1642 (IX86_BUILTIN_VFMSUBPS): Ditto.
1643 (IX86_BUILTIN_VFMSUBPD): Ditto.
1644 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1645 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1646 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1647 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1648 (IX86_BUILTIN_VFNMADDSS): Ditto.
1649 (IX86_BUILTIN_VFNMADDSD): Ditto.
1650 (IX86_BUILTIN_VFNMADDPS): Ditto.
1651 (IX86_BUILTIN_VFNMADDPD): Ditto.
1652 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1653 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1654 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1655 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1656 (IX86_BUILTIN_VFMADDPS256): Ditto.
1657 (IX86_BUILTIN_VFMADDPD256): Ditto.
1658 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1659 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1660 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1661 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1662 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1663 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1664 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1665 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1666 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1667 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1668 (enum multi_arg_type): New enum for describing the various FMA4
1669 intrinsic argument types.
1670 (bdesc_multi_arg): New table for FMA4 intrinsics.
1671 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1672 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1674 (ix86_expand_builtin): Add FMA4 intrinsic support.
1675 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1676 operand instructions.
1677 (ix86_expand_fma4_multiple_memory): New function to split the
1678 second memory reference from FMA4 instructions.
1679 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1680 (ssemodesuffixf2s): Ditto.
1681 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1683 (fma4_fmsub<mode>4): Ditto.
1684 (fma4_fnmadd<mode>4): Ditto.
1685 (fma4_fnmsub<mode>4): Ditto.
1686 (fma4_vmfmadd<mode>4): Ditto.
1687 (fma4_vmfmsub<mode>4): Ditto.
1688 (fma4_vmfnmadd<mode>4): Ditto.
1689 (fma4_vmfnmsub<mode>4): Ditto.
1690 (fma4_fmadd<mode>4256): Ditto.
1691 (fma4_fmsub<mode>4256): Ditto.
1692 (fma4_fnmadd<mode>4256): Ditto.
1693 (fma4_fnmsub<mode>4256): Ditto.
1694 (fma4_fmaddsubv8sf4): Ditto.
1695 (fma4_fmaddsubv4sf4): Ditto.
1696 (fma4_fmaddsubv4df4): Ditto.
1697 (fma4_fmaddsubv2df4): Ditto.
1698 (fma4_fmsubaddv8sf4): Ditto.
1699 (fma4_fmsubaddv4sf4): Ditto.
1700 (fma4_fmsubaddv4df4): Ditto.
1701 (fma4_fmsubaddv2df4): Ditto.
1702 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1703 instructions for intrinsics.
1704 (fma4i_fmsub<mode>4): Ditto.
1705 (fma4i_fnmadd<mode>4): Ditto.
1706 (fma4i_fnmsub<mode>4): Ditto.
1707 (fma4i_vmfmadd<mode>4): Ditto.
1708 (fma4i_vmfmsub<mode>4): Ditto.
1709 (fma4i_vmfnmadd<mode>4): Ditto.
1710 (fma4i_vmfnmsub<mode>4): Ditto.
1711 (fma4i_fmadd<mode>4256): Ditto.
1712 (fma4i_fmsub<mode>4256): Ditto.
1713 (fma4i_fnmadd<mode>4256): Ditto.
1714 (fma4i_fnmsub<mode>4256): Ditto.
1715 (fma4i_fmaddsubv8sf4): Ditto.
1716 (fma4i_fmaddsubv4sf4): Ditto.
1717 (fma4i_fmaddsubv4df4): Ditto.
1718 (fma4i_fmaddsubv2df4): Ditto.
1719 (fma4i_fmsubaddv8sf4): Ditto.
1720 (fma4i_fmsubaddv4sf4): Ditto.
1721 (fma4i_fmsubaddv4df4): Ditto.
1722 (fma4i_fmsubaddv2df4): Ditto.
1724 * doc/invoke.texi (-mfma4): Add documentation.
1725 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1727 2009-09-29 Richard Henderson <rth@redhat.com>
1729 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1730 an edge to the new destination block.
1732 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1735 * pa.c (hppa_profile_hook): Use
1736 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1738 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1739 Alexander Monakov <amonakov@ispras.ru>
1742 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1743 (not_postinc_memory_operand): New.
1744 (not_postinc_move_operand): New.
1745 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1746 (*cmovsi_internal): Ditto.
1748 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1750 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1751 restrict issue_rate in first pass when scheduling for register
1754 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1755 Rafael Avila de Espindola <espindola@google.com>
1757 * gengtype.c (plugin_output): New.
1758 (get_output_file_with_visibility): Return plugin_output for plugins.
1759 (main): Parse and use the -P option.
1760 * gty.texi: Update the command line format.
1762 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1765 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1767 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1768 out if !const_ok_for_output.
1771 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1772 case VAR_LOCATION>: Remove gcc_unreachable ().
1774 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1776 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1777 (x86_64-*-*): Ditto.
1778 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1779 back to smmintrin.h.
1780 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1781 * config/i386/x86intrin.h: Remove SSE5.
1782 * config/i386/mmintrin-common.h: Delete file.
1783 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1785 2009-09-29 Richard Guenther <rguenther@suse.de>
1787 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1788 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1790 2009-09-29 Nick Clifton <nickc@redhat.com>
1792 * function.c (current_function_name): If there is no current
1793 function just return "<none>".
1795 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1797 * tree-pass.h (register_pass_info): New structure.
1798 (pass_positioning_ops): Move enum from gcc-plugin.h.
1799 (register_pass): New function.
1800 * gcc-plugin.h (plugin_pass): Delete structure.
1801 (pass_positioning_ops): Delete enum.
1802 * plugin.c (regsiter_pass): Delete function.
1803 (position_pass): Delete function.
1804 (added_pass_nodes): Delete variable.
1805 (prev_added_pass_nodes): Delete variable.
1806 (pass_list_node): Delete structure.
1807 * passes.c (make_pass_instance): New function.
1808 (next_pass_1): Change to call make_pass_instance.
1809 (pass_list_node): Move structure from gcc-plugin.h.
1810 (added_pass_nodes): Move variable from plugin.c.
1811 (prev_added_pass_nodes): Move variable from plugin.c.
1812 (position_pass): New function.
1813 (register_pass): New function.
1815 2009-09-28 Easwaran Raman <eraman@google.com>
1817 * ifcvt.c (noce_try_abs): Recognize pattern and call
1818 expand_one_cmpl_abs_nojump.
1819 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1820 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1822 2009-09-28 Ian Lance Taylor <iant@google.com>
1825 * c-opts.c (c_common_handle_option): Don't set
1826 warn_jump_misses_init for -Wall.
1827 * doc/invoke.texi (Warning Options): Update documentation.
1829 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1831 * Makefile.in ($(out_object_file)): Depend on
1832 gt-$(basename $(notdir $(out_file))).h.
1834 2009-09-28 Richard Henderson <rth@redhat.com>
1836 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1837 * except.c (gen_eh_region): Set it.
1838 (duplicate_eh_regions_1): Copy it.
1839 * tree-eh.c (lower_resx): Use it to determine which function
1842 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1843 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1844 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1845 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1846 BUILT_IN_CXA_END_CLEANUP if necessary.
1848 * c-common.c (c_define_builtins): Update call to
1849 build_common_builtin_nodes.
1851 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1853 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1855 2009-09-28 Michael Matz <matz@suse.de>
1857 * builtins.c (interclass_mathfn_icode): New helper.
1858 (expand_builtin_interclass_mathfn): Use it here, and split folding
1860 (fold_builtin_interclass_mathfn): ... this new folder.
1861 (build_call_nofold_loc): New static helper.
1862 (build_call_nofold): New wrapper macro for above.
1863 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1864 (expand_builtin_pow): Ditto.
1865 (expand_builtin_memset_args): Ditto.
1866 (expand_builtin_printf): Ditto.
1867 (expand_builtin_fprintf): Ditto.
1868 (expand_builtin_sprintf): Ditto.
1869 (expand_builtin_memory_chk): Ditto.
1870 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1871 (expand_builtin_stpcpy): Ditto.
1872 (expand_builtin_strcmp): Ditto.
1873 (expand_builtin_strncmp): Ditto.
1874 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1875 (expand_builtin_strcpy_args): Don't call folders.
1876 (expand_builtin_memcmp): Ditto.
1877 (expand_builtin_strncpy): Ditto, and use target.
1878 (expand_builtin_memcpy): Ditto.
1879 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1880 expand_builtin_strpbrk, expand_builtin_memmove,
1881 expand_builtin_memmove_args, expand_builtin_bcopy,
1882 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1883 expand_builtin_strspn, expand_builtin_strcspn,
1884 expand_builtin_fputs): Remove these.
1885 (expand_builtin): Don't call the above, change calls to other
1886 expanders that changed prototype.
1887 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1888 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1889 fold_builtin_interclass_mathfn.
1890 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1891 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1893 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1894 * passes.c (init_optimization_passes): Move pass_fold_builtins
1895 after last phiopt pass.
1896 * tree-inline.c (fold_marked_statements): When folding builtins
1897 iterate over all instruction potentially generated.
1898 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1900 (fold_gimple_call): Use it to always fold calls (into potentially
1901 multiple instructions).
1902 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1903 calls into zero at this time.
1904 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1905 statements generated by builtin folding.
1907 2009-09-28 Nick Clifton <nickc@redhat.com>
1909 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1911 2009-09-28 Duncan Sands <baldrick@free.fr>
1913 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1914 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1915 (register_callback): Dispatch it.
1916 (invoke_plugin_callbacks): Incorporate in sanity check.
1917 * ggc.h (ggc_register_cache_tab): Add declaration.
1918 * ggc-common.c (ggc_register_root_tab): Simplify.
1919 (const_ggc_cache_tab_t): New typedef.
1920 (extra_cache_vec): New vector of dynamically added cache tables.
1921 (ggc_register_cache_tab): New function.
1922 (ggc_scan_cache_tab): New function.
1923 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1924 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1926 2009-09-27 Richard Henderson <rth@redhat.com>
1928 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1929 which we remove __builtin_stack_restore.
1931 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1933 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1934 to test for GRD_INVARIANT.
1935 (simple_rhs_p): Anything that's function_invariant_p is fine.
1937 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1939 * gengtype.c (main): Use plunge_files instead of plugin_output.
1941 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1942 Rafael Avila de Espindola <espindola@google.com>
1944 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1945 Don't print pch related info if it is false.
1946 (main): Don't print pch info in plugin mode.
1948 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1950 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1951 with dw_val_class_const_double.
1952 (struct dw_val_struct): Replace val_long_long with val_double and
1953 adjust for above change.
1954 (output_loc_operands): Likewise.
1955 (add_AT_long_long): Rename into...
1956 (add_AT_double): ...this.
1957 (print_die): Replace dw_val_class_long_long with
1958 dw_val_class_const_double and adjust.
1959 (attr_checksum): Likewise.
1960 (same_dw_val_p): Likewise.
1961 (size_of_die): Likewise.
1962 (value_format): Likewise.
1963 (output_die): Likewise.
1964 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1965 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1966 instead of add_AT_long_long.
1967 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1968 value with the precision of its type.
1970 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1973 * c-typeck.c (build_conditional_expr): Use the readonly and
1974 volatile flags of the operand types, not of the operands itself.
1976 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1978 * collect2.c (main): Look for -brtl before adding libraries.
1980 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1982 * config.gcc: Update OpenBSD targets.
1983 * config/openbsd-stdint.h: New file.
1984 * config/openbsd-libpthread.h: New file.
1985 * config/openbsd.h: Update and break out LIB_SPEC definition.
1986 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1987 * config/i386/openbsdelf.h: Correct types.
1988 * config/m68k/openbsd.h: Likewise.
1989 * config/mips/openbsd.h: Likewise.
1990 * config/vax/openbsd.h: Likewise.
1992 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1994 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1995 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1996 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1997 of the length and zero.
1999 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2001 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2002 (FLAGS_H): Add options.h $(REAL_H).
2003 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2004 (TREE_VECTORIZER_H): New.
2005 (EBITMAP_H): Renamed from EBIMAP_H.
2006 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2007 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2008 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2009 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2010 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2011 (graphite-clast-to-gimple.o, graphite-dependences.o)
2012 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2013 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2014 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2015 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2016 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2017 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2018 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2019 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2020 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2021 updated and fixed as per above changes and per
2022 check_makefile_deps.sh output.
2025 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2026 * configure: Regenerate.
2028 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2030 * doc/install.texi: Update minimum MPC version to 0.7.
2032 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2034 * doc/install.texi (Binaries): Remove reference to the binary
2035 distribution CD-ROM from the FSF.
2037 2009-09-26 Michael Matz <matz@suse.de>
2041 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2042 that are mentioned in the body.
2044 2009-09-26 Michael Matz <matz@suse.de>
2046 PR tree-optimization/41454
2047 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2048 (tree_ssa_dominator_optimize): Don't allocate and free it.
2049 (dom_opt_leave_block): Don't iterate over it.
2050 (eliminate_redundant_computations): Don't return a value.
2051 (cprop_operand, cprop_into_stmt): Ditto.
2052 (optimize_stmt): Don't defer updating stmts.
2054 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2056 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2057 generic_parameter_die, template_parameter_pack_die,
2058 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2059 renaming DW_TAG_formal_parameter_pack and
2060 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2061 and DW_TAG_GNU_template_parameter_pack.
2063 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2065 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2066 * config/v850/v850.c (v850_function_value): New function.
2067 (TARGET_FUNCTION_VALUE): Define.
2069 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2071 * tree-vect-stmts.c (vectorizable_call): Call
2072 mark_symbols_for_renaming after vect_finish_stmt_generation.
2074 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2075 to loc_descriptor_from_tree.
2076 (add_location_or_const_value_attribute): Pass 0 instead of 2
2077 for decl_by_reference_p decls.
2079 2009-09-25 Richard Guenther <rguenther@suse.de>
2082 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2085 2009-09-25 Ben Elliston <bje@au.ibm.com>
2087 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2090 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2092 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2093 form of instruction.
2095 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2098 * fold-const.c (const_binop): Handle complex int division.
2099 * tree-complex.c (expand_complex_div_straight,
2100 expand_complex_div_wide): Update comments.
2102 2009-09-24 DJ Delorie <dj@redhat.com>
2105 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2106 (reg_class): Likewise.
2107 (REG_CLASS_NAMES): Likewise.
2108 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2109 (m32c_override_options): Disable -fivopts for M32C.
2111 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2113 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2114 Delete VSX load/store with update support.
2115 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2116 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2120 (VStype_load_update): Ditto.
2121 (VStype_store_update): Ditto.
2122 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2123 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2125 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2126 load/store with update builtins.
2128 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2130 * libgcc2.c (L_trampoline): Prototype for getpagesize
2131 and mprotect in WINNT case.
2133 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2135 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2136 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2137 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2138 'outgoing' argument.
2139 (TARGET_FUNCTION_VALUE): Define.
2141 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2143 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2145 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2148 * common.opt: Initialize dwarf_strict to -1.
2149 * toplev.c (process_options): Catch unset dwarf_strict
2150 and set to 0 for all targets not overriding.
2151 * config/darwin.c (darwin_override_options): Catch unset
2152 dwarf_strict and override to 1.
2154 2009-09-24 Jeff Law <law@redhat.com>
2156 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2158 2009-09-24 Richard Guenther <rguenther@suse.de>
2160 PR tree-optimization/36143
2161 PR tree-optimization/38747
2162 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2163 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2165 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2168 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2169 return false instead of gcc_unreachable (). For CONST return the
2170 value returned by recursive call instead of always returning true.
2171 (tree_add_const_value_attribute): Return the value returned by
2172 add_const_value_attribute instead of always returning true if rtl
2175 2009-09-23 Justin Seyster <jrseys@gmail.com>
2177 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2179 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2181 * cgraphunit.c (cgraph_lower_function): Revert last change.
2182 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2183 instead of DECL_NO_STATIC_CHAIN.
2184 * tree-cfg.c (verify_gimple_call): Likewise.
2185 * tree-nested.c (get_chain_decl, get_chain_field,
2186 convert_tramp_reference_op, convert_gimple_call): Likewise.
2187 (convert_all_function_calls): Likewise. Always set or clear
2188 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2189 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2190 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2192 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2193 DECL_NO_STATIC_CHAIN.
2194 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2195 instead of DECL_NO_STATIC_CHAIN.
2196 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2197 decl_function_context.
2198 * varasm.c (initializer_constant_valid_p): Likewise.
2199 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2200 (DECL_STATIC_CHAIN): ... this.
2201 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2202 instead of DECL_NO_STATIC_CHAIN.
2204 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2205 Rafael Avila de Espindola <espindola@google.com>
2207 * gengtype.c (nb_plugin_files): Make it unsigned to match
2208 num_gt_files. Adjust other variables to avoid warnings.
2209 (main): Allocate an all zero lang_bitmap before each plugin file name
2210 to match regular file names.
2212 2009-09-23 Richard Henderson <rth@redhat.com>
2214 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2215 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2216 static chain passed in memory.
2217 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2218 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2219 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2220 STATIC_CHAIN_REGNUM defined.
2222 * config/picochip/picochip-protos.h: s/class/klass/.
2223 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2224 (picochip_static_chain): New.
2225 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2226 (STATIC_CHAIN_INCOMING): Remove.
2228 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2229 (xtensa_static_chain): New.
2230 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2231 (STATIC_CHAIN_INCOMING): Remove.
2233 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2235 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2236 * config/pa/pa-protos.h (function_value): Remove.
2237 * config/pa/pa.c (pa_function_value): Rename from function_value.
2238 Make static, add 'outgoing' argument.
2239 (TARGET_FUNCTION_VALUE): Define.
2241 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2243 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2244 instead of cfun->machine->is_leaf.
2245 * config/avr/avr.h (machine_function): Remove is_leaf field.
2247 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2250 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2251 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2252 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2253 the same size, prefer DW_OP_stack_value.
2254 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2255 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2257 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2260 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2262 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2265 * cfgexpand.c (convert_debug_memory_address): New.
2266 (expand_debug_expr): Convert base address and offset to the same
2267 mode. Use it to convert addresses to other modes. Accept
2270 2009-09-23 Richard Guenther <rguenther@suse.de>
2272 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2273 produced for bigendian targets with promoted subregs.
2275 2009-09-23 Richard Guenther <rguenther@suse.de>
2277 * value-prof.c (gimple_ic): Purge old EH edges only after building
2280 2009-09-23 Nick Clifton <nickc@redhat.com>
2282 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2284 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2287 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2290 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2291 on non-nested functions.
2293 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2294 Jan Hubicka <jh@suse.cz>
2296 * dwarf2out.c (loc_list_plus_const): Only define if
2297 DWARF2_DEBUGGING_INFO.
2298 (address_of_int_loc_descriptor): Likewise.
2301 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2303 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2306 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2307 constant is more than zero.
2309 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2312 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2313 call final to emit non-scheduled prologue, instead insert at entry.
2315 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2316 Joseph S. Myers <joseph@codesourcery.com>
2318 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2320 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2321 Rafael Avila de Espindola <espindola@google.com>
2323 * gengtype.c (is_file_equal): New function.
2324 (close_output_files): Use is_file_equal. Free of->buf.
2326 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2327 Rafael Avila de Espindola <espindola@google.com>
2329 * gengtype.c (write_types, write_local): Add the output_header
2330 argument. Update all callers.
2332 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2334 * dwarf2out.c (template_parameter_pack_die,
2335 gen_formal_parameter_pack_die ): New functions.
2336 (make_ith_pack_parameter_name): Remove this function.
2337 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2338 DW_TAG_formal_parameter_pack.
2339 (gen_generic_params_dies): Represent each template parameter pack
2340 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2341 represented by usual DW_TAG_template_*_parameter DIEs that are
2342 children of the DW_TAG_template_parameter_pack element DIE.
2343 (generic_parameter_die): This doesn't deal with parameter pack
2344 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2345 of parameter pack DIEs.
2346 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2347 in certain cases, e.g. for pack elements.
2348 (gen_formal_types_die, gen_decl_die): Adjust usage of
2349 gen_formal_parameter_die.
2350 (gen_subprogram_die): Represent each function parameter pack by a
2351 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2352 represented by usual DW_TAG_formal_parameter DIEs that are children
2353 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2354 ____builtin_va_alist decls as no part of the compiler uses those
2356 * langhooks.h (struct lang_hooks_for_decls): Add
2357 function_parm_expanded_from_pack_p, get_generic_function_decl
2358 and function_parameter_pack_p hooks. Fix comment for
2359 get_innermost_generic_parms hook.
2360 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2361 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2362 macros and use them to initialize lang_hook.
2364 2009-09-22 Richard Henderson <rth@redhat.com>
2366 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2367 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2368 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2369 on TRAMPOLINE_TEMPLATE.
2370 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2371 TRAMPOLINE_ADJUST_ADDRESS.
2372 * targhooks.c (default_asm_trampoline_template): Remove.
2373 (default_trampoline_adjust_address): Remove.
2374 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2375 * targhooks.h: Update decls.
2377 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2379 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2380 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2381 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2383 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2386 * reload1.c (reload): Reset debug insns with pseudos without
2389 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2391 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2392 unconditional true for decimal float modes.
2393 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2394 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2396 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2398 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2399 Enable a new case for __FreeBSD__ >= 7.
2400 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2401 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2402 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2403 and USE_LD_AS_NEEDED.
2405 * doc/install.texi (*-*-freebsd*): Update target information.
2407 2009-09-22 Richard Guenther <rguenther@suse.de>
2410 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2411 arrays really properly.
2413 2009-09-22 Richard Henderson <rth@redhat.com>
2416 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2417 calls.static_chain, calls.trampoline_init,
2418 calls.trampoline_adjust_address.
2419 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2420 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2421 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2422 * builtins.c (expand_builtin_setjmp_receiver): Use
2423 targetm.calls.static_chain; only clobber registers.
2424 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2425 set up memory attributes properly for the trampoline block.
2426 (expand_builtin_adjust_trampoline): Use
2427 targetm.calls.trampoline_adjust_address.
2428 * calls.c (prepare_call_address): Add fndecl argument. Use
2429 targetm.calls.static_chain.
2430 * df-scan.c (df_need_static_chain_reg): Remove.
2431 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2432 consolodate static chain handling.
2433 * doc/tm.texi: Document new hooks.
2434 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2435 (init_emit_regs): Don't initialize them.
2436 * expr.h (prepare_call_address): Update decl.
2437 * final.c (profile_function): Use targetm.calls.static_chain.
2438 * function.c (expand_function_start): Likewise.
2439 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2440 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2441 only clobber registers.
2442 * targhooks.c (default_static_chain): New.
2443 (default_asm_trampoline_template, default_trampoline_init): New.
2444 (default_trampoline_adjust_address): New.
2445 * targhooks.h: Declare them.
2446 * varasm.c (assemble_trampoline_template): Use
2447 targetm.asm_out.trampoline_template. Make the memory block const
2450 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2451 alpha_initialize_trampoline. Make static. Merge VMS parameter
2452 differences into the TARGET_ABI_OPEN_VMS code block.
2453 (TARGET_TRAMPOLINE_INIT): New.
2454 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2455 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2456 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2457 (INITIALIZE_TRAMPOLINE): Remove.
2459 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2460 (TRAMPOLINE_TEMPLATE): Merge with ...
2461 (INITIALIZE_TRAMPOLINE): ... this and move ...
2462 * config/arc/arc.c (arc_trampoline_init): ... here.
2463 (TARGET_TRAMPOLINE_INIT): New.
2465 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2466 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2467 (arm_asm_trampoline_template): New.
2468 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2469 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2470 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2471 code to arm_asm_trampoline_template.
2472 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2473 arm_trampoline_adjust_address.
2474 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2475 adjust for target hook parameters.
2477 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2480 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2481 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2482 (bfin_trampoline_init): Rename from initialize_trampoline;
2483 make static; update for target hook parameters.
2484 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2485 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2486 bfin_asm_trampoline_template.
2487 (INITIALIZE_TRAMPOLINE): Remove.
2489 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2490 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2491 cris_trampoline_init): New.
2492 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2493 cris_asm_trampoline_template.
2494 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2495 adjust for target hook parameters.
2497 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2499 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2500 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2501 fr30_trampoline_init): New.
2502 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2503 fr30_asm_trampoline_template.
2504 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2505 adjust for target hook parameters.
2507 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2508 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2509 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2510 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2511 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2513 * config/h8300/h8300.c (h8300_trampoline_init): New.
2514 (TARGET_TRAMPOLINE_INIT): New.
2515 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2516 to h8300_trampoline_init and adjust for hook parameters.
2518 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2519 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2520 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2521 make static; adjust for hook parameters.
2522 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2524 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2525 (TARGET_TRAMPOLINE_INIT): New.
2526 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2527 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2528 iq2000_asm_trampoline_template.
2529 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2530 (TRAMPOLINE_CODE_SIZE): New.
2531 (TRAMPOLINE_SIZE): Use it.
2532 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2534 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2535 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2536 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2537 adjust for hook parameters.
2538 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2540 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2541 (m32r_trampoline_init): New.
2542 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2543 m32r_trampoline_init.
2545 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2546 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2547 make static; update for hook parameters.
2548 * config/m68hc11/m68hc11-protos.h: Update.
2549 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2551 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2552 (TARGET_TRAMPOLINE_INIT): New.
2553 (mcore_function_value): Fix typo.
2554 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2555 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2556 to mcore_asm_trampoline_template.
2557 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2559 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2560 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2561 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2562 update for hook parameters.
2563 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2565 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2566 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2567 mips_trampoline_init): New.
2568 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2569 mips_asm_trampoline_template.
2570 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2571 update for hook parameters.
2573 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2574 (TARGET_TRAMPOLINE_INIT): New.
2575 (mmix_trampoline_size): Remove.
2576 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2577 make static. Remove out-of-date tetra vs octa comment.
2578 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2579 make static; update for hook parameters.
2580 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2581 (INITIALIZE_TRAMPOLINE): Remove.
2582 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2583 (TRAMPOLINE_ALIGNMENT): New.
2584 * gcc/config/mmix/mmix-protos.h: Update.
2586 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2587 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2588 mn10300_trampoline_init): New.
2589 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2590 mn10300_asm_trampoline_template.
2591 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2593 * config/moxie/moxie.c (moxie_static_chain,
2594 moxie_asm_trampoline_template, moxie_trampoline_init,
2595 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2596 TARGET_TRAMPOLINE_INIT): New.
2597 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2598 moxie_trampoline_init.
2599 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2600 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2602 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2603 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2604 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2605 pa_trampoline_adjust_address): New.
2606 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2607 pa_asm_trampoline_template.
2608 (TRAMPOLINE_ALIGNMENT): New.
2609 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2610 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2611 adjust for hook parameters.
2612 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2614 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2615 (TARGET_TRAMPOLINE_INIT): New.
2616 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2617 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2619 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2621 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2622 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2623 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2624 make static; adjust parameters for the hook.
2625 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2627 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2628 s390_trampoline_template; make static.
2629 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2630 make static; adjust for target hook.
2631 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2632 * config/s390/s390-protos.h: Remove trampoline decls.
2633 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2634 (TRAMPOLINE_TEMPLATE): Remove.
2635 (TRAMPOLINE_ALIGNMENT): New.
2637 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2638 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2639 (TARGET_TRAMPOLINE_INIT): New.
2640 (score_asm_trampoline_template): New.
2641 (score_trampoline_init): Rename from score_initialize_trampoline;
2642 make static; adjust for hook parameters.
2643 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2644 score[37]_asm_trampoline_template.
2645 (INITIALIZE_TRAMPOLINE): Remove.
2646 * config/score/score3.c (score3_asm_trampoline_template): New.
2647 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2648 adjust for target hook.
2649 * config/score/score7.c (score7_asm_trampoline_template): New.
2650 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2651 adjust for target hook.
2652 * config/score/score3.h, config/score/score7.h: Update.
2654 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2655 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2656 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2657 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2658 make static; adjust for target hook parameters.
2659 (sh_trampoline_adjust_address): New.
2660 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2661 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2663 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2664 (sparc32_initialize_trampoline): Rename from
2665 sparc_initialize_trampoline; make static; replace tramp parameter
2666 with m_tramp and update memory accesses.
2667 (sparc64_initialize_trampoline): Similarly.
2668 (sparc_trampoline_init): New.
2669 * config/sparc/sparc-protos.h: Remove trampoline decls.
2670 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2671 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2673 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2674 (array_to_constant): Make ARR parameter const.
2675 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2676 make static; update for hook parameters.
2677 * config/spu/spu-protos.h: Update decls.
2678 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2680 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2681 from xstormy16_initialize_trampoline; make static; update for
2683 (TARGET_TRAMPOLINE_INIT): New.
2684 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2686 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2687 (TARGET_TRAMPOLINE_INIT): New.
2688 (v850_can_eliminate): Make static.
2689 (v850_asm_trampoline_template, v850_trampoline_init): New.
2690 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2691 v850_asm_trampoline_template.
2692 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2693 and adjust for target hook parameters.
2695 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2696 (TARGET_TRAMPOLINE_INIT): New.
2697 (vax_asm_trampoline_template, vax_trampoline_init): New.
2698 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2699 vax_asm_trampoline_template.
2700 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2702 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2703 (TARGET_TRAMPOLINE_INIT): New.
2704 (xtensa_asm_trampoline_template): Rename from
2705 xtensa_trampoline_template; make static.
2706 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2707 make static; update for hook parameters.
2708 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2709 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2710 (INITIALIZE_TRAMPOLINE): Remove.
2712 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2713 error for nested functions with regparm=3.
2714 (ix86_compute_frame_layout): Adjust frame pointer offset for
2715 ix86_static_chain_on_stack.
2716 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2717 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2718 don't reset to UNITS_PER_WORD.
2719 (ix86_emit_leave): Adjust ix86_cfa_state.
2720 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2721 (ix86_static_chain): New.
2722 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2723 make static; update for target hook parameters; use ix86_static_chain.
2724 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2725 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2726 (INITIALIZE_TRAMPOLINE): Remove.
2727 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2728 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2729 to the end. Add static_chain_on_stack.
2730 (ix86_static_chain_on_stack): New.
2732 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2733 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2734 (m68k_trampoline_init): New.
2735 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2736 m68k_trampoline_init and adjust for hook parameters.
2737 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2738 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2740 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2742 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2743 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2745 * reload1.c (reload): Call wrap_constant when substituting
2746 reg for equiv inside of DEBUG_INSNs.
2749 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2750 add_call_src_coords_attributes, add_high_low_attributes,
2751 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2752 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2753 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2754 when -gdwarf-2 -gstrict-dwarf.
2755 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2756 -gdwarf-[23] -gstrict-dwarf.
2757 (address_of_int_loc_descriptor, loc_descriptor,
2758 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2759 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2760 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2762 2009-09-22 Richard Guenther <rguenther@suse.de>
2764 PR tree-optimization/41428
2765 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2766 (ccp_finalize): Pass it to substitute_and_fold.
2768 2009-09-22 Richard Guenther <rguenther@suse.de>
2770 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2771 (substitute_and_fold): Adjust prototype.
2772 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2773 (simplify_stmt_using_ranges): Likewise.
2774 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2775 (vrp_fold_stmt): New function.
2776 (vrp_finalize): Pass it to substitute_and_fold.
2777 * tree-flow.h (vrp_evaluate_conditional): Remove.
2778 (simplify_stmt_using_ranges): Likewise.
2779 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2780 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2781 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2783 (fold_predicate_in): Move to tree-vrp.c.
2784 (substitute_and_fold): Use the callback instead of calling into
2785 tree-vrp.c functions directly.
2787 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2789 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2790 comparison warning on rs6000.
2793 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2794 GIMPLE_EH_MUST_NOT_THROW cleanup.
2795 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2797 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2800 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2801 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2802 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2803 libSystem which is derived from the gcc 4.2.1 unwinder.
2805 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2808 * varasm.c (default_encode_section_info): Copy TLS model into
2809 sym_ref flags regardless of backend support for TLS, for all
2810 model types except TLS_MODEL_EMULATED.
2812 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2815 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2816 we can handle it correctly.
2818 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2820 * doc/install.texi (os2): Remove section.
2822 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2824 * doc/standards.texi (Objective-C): Adjust two URLs.
2826 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2828 * tree-tailcall.c (process_assignment): Don't check if a
2829 multiplication or an addition are already present.
2830 (find_tail_calls): Combine multiple additions and multiplications.
2831 (adjust_accumulator_values): Emit accumulators.
2833 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2835 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2836 xmm register restore.
2838 2009-09-21 Jan Hubicka <jh@suse.cz>
2840 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2841 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2844 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2846 * stor-layout.c (layout_type): Remove obsolete code.
2848 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2851 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2853 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2856 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2857 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2858 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2859 * fold-const.c (const_binop): Likewise.
2860 * real.h (do_mpc_arg2): Update prototype.
2862 2009-09-20 Jan Hubicka <jh@suse.cz>
2864 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2865 (add_location_or_const_value_attribute): Rewrite using
2867 (tree_add_const_value_attribute): Return true if successful.
2868 (tree_add_const_value_attribute_for_decl): Likewise.
2870 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2871 (loc_descriptor): ... here;
2872 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2873 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2874 pool items that was not marked for output.
2875 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2876 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2877 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2878 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2879 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2880 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2881 DW_OP_stack_value to get address of items that are not available
2883 (dw_loc_list): Handle single element lists correctly.
2885 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2886 Pascal Obry <obry@adacore.com>
2888 * unwind-dw2-fde.c (classify_object_over_fdes):
2889 Cast the constant 1 to _Unwind_Ptr.
2890 (add_fdes): Likewise.
2891 (linear_search_fdes): Likewise.
2893 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2895 * stor-layout.c (set_sizetype): Avoid useless type copy.
2897 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2899 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2901 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2902 * configure, config.in: Regenerate.
2903 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2905 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2906 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2907 for global data if the output could be used in a shared library.
2908 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2909 to 0 if TARGET_WRITABLE_EH_FRAME.
2911 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2913 PR rtl-optimization/39886
2914 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2915 just when insn is equal to BB_END (bb).
2917 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2919 * config/mips/mips.opt (mrelax-pic-calls): New option.
2920 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2922 (mips_unspec_call): Change "unspec_call" expander into this.
2923 (mips_strip_unspec_call): New function.
2924 (mips_got_load): Call mips_unspec_call instead of
2925 gen_unspec_call<mode>.
2926 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2928 (mips_cfg_in_reorg): New function.
2929 (mips16_lay_out_constants): Use it to decide whether to call
2930 CFG-aware insn splitting.
2931 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2932 mips_reorg. Move DF set-up code from here ...
2933 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2935 (mips_reorg): Call mips_df_reorg instead of
2936 r10k_insert_cache_barriers. Move CFG set-up code here from
2937 r10k_insert_cache_barriers.
2938 (mips_call_expr_from_insn): New function.
2939 (mips_pic_call_symbol_from_set): Likewise.
2940 (mips_find_pic_call_symbol): Likewise.
2941 (mips_annotate_pic_call_expr): Likewise.
2942 (mips_get_pic_call_symbol): Likewise.
2943 (mips_annotate_pic_calls): Likewise.
2944 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2946 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2947 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2948 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2950 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2951 (unspec_call<mode>): Remove it.
2952 (sibcall_internal, sibcall_value_internal,
2953 sibcall_value_multiple_internal, call_internal, call_split,
2954 call_value_internal, call_value_split,
2955 call_value_multiple_internal, call_value_multiple_split): Pass
2956 SIZE_OPNO to MIPS_CALL.
2957 (call_internal_direct, call_direct_split,
2958 call_value_internal_direct, call_value_direct_split): Pass -1 as
2959 SIZE_OPNO to MIPS_CALL.
2960 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2961 * configure: Regenerate.
2962 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2963 and -mno-relax-pic-calls.
2964 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2966 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2969 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2970 in the directory this rule is called from, rather than the
2971 toplevel 'gcc' directory, to fix in-tree build.
2973 2009-09-19 Chris Demetriou <cgd@google.com>
2975 PR preprocessor/28435:
2976 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2977 to cpplib that the preprocessor output is needed.
2979 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2981 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2982 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2983 *return_and_restore_fpregs_<mode>,
2984 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2987 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2988 instead of assuming it has always a REG inside of it.
2990 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2992 * config/freebsd.h: Update comment on types.
2993 (WINT_TYPE): Define.
2995 2009-09-18 Jason Merrill <jason@redhat.com>
2997 * c.opt: Add -fno-deduce-init-list.
2999 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3001 * value-prof.c (interesting_stringop_to_profile_p): Added output
3002 argument to indicate which parameter is the size parameter.
3003 * value-prof.c (gimple_stringop_fixed_value): Use
3004 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3005 * value-prof.c (gimple_stringops_transform): Update call sites to
3006 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3008 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3011 From David Binderman <dcb314@hotmail.com>:
3012 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3013 local variable f. Remove stale comments.
3014 (ix86_compute_frame_layout): Remove useless local variable total_size.
3015 Remove #if 0'd code.
3016 (legitimate_address_p): Remove useless local variables
3017 reason_rtx and reason.
3018 (ix86_split_copysign_const): Remove useless local variable op1.
3019 (scale_counter): Remove useless local variable piece_size_mask.
3021 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3023 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3026 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3029 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3031 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3033 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3036 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3038 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3039 DW_OP_implicit_value even without dwarf_version 4.
3041 2009-09-17 Jan Hubicka <jh@suse.cz>
3043 * dwarf2out.c: Include tree-pass.h and gimple.h.
3044 (loc_list_plus_const): New function.
3045 (loc_descriptor_from_tree_1): Rename to ...
3046 (loc_descriptor_from_tree): ... remove original.
3047 (loc_list_from_tree): New function.
3048 (add_AT_location_description): Accept location list.
3049 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3050 (concatn_mem_loc_descriptor): Remove.
3051 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3053 (secname_for_decl): Move up.
3054 (hidden_reference_p): New function; break out from ...
3055 (loc_by_refernece): ... here; move up.
3056 (dw_loc_list): New function.
3057 (single_element_loc_list): New function.
3058 (single_element_loc_list_p): New function.
3059 (add_loc_descr_to_each): New function.
3060 (add_loc_list): New function.
3061 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3062 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3063 add diagnostics why expansion failed.
3064 (add_location_or_const_value_attribute): Support location lists.
3065 (add_bound_info): Likewise.
3066 (descr_info_loc): Update call of loc_descriptor_from_tree.
3067 (gen_variable_die): Work on location lists.
3068 * final.c (pass_final): Add dump file.
3069 * Makefile.in (dwarf2out.o): Add new dependencies.
3071 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3074 * real.c decimal_from_integer, decimal_integer_string): New.
3075 (real_from_integer): Use them as special case for decimal float.
3076 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3077 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3078 Do not append zero after the decimal point in string to convert.
3080 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3082 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3083 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3085 2009-09-17 Martin Jambor <mjambor@suse.cz>
3087 * common.opt (fipa-sra): New switch.
3088 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3089 * timevar.def (TV_IPA_SRA): New timevar.
3090 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3091 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3092 * tree-sra.c: Include cgraph.c.
3093 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3094 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3095 and grp_not_necessarilly_dereferenced.
3096 (func_param_count): New variable.
3097 (encountered_apply_args): New variable.
3098 (bb_dereferences): New variable.
3099 (final_bbs): New variable.
3100 (no_accesses_representant): New variable.
3101 (no_accesses_p): New function.
3102 (dump_access): Dump the new fields.
3103 (sra_initialize): Set encountered_apply_args to false.
3104 (get_ssa_base_param): New function.
3105 (mark_parm_dereference): New function.
3106 (create_access): Caring for INIDRECT_REFs and different handling of
3107 varialble length accesses in early IPA SRA. Store the stmt - a new
3108 parameter - to the new access.
3109 (build_access_from_expr_1): New parameter stmt, passed to
3110 create_access. Handle INDIRECT_REFs.
3111 (build_access_from_expr): Pass the current statement to
3112 build_access_from_expr_1.
3113 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3115 (build_accesses_from_assign): Pass the current statement to
3116 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3117 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3118 final_bbs when necessary. Check for calls to __builtin_apply_args.
3119 Fixup EH info if anythng was changed.
3120 (is_unused_scalar_param): New function.
3121 (ptr_parm_has_direct_uses): New function.
3122 (find_param_candidates): New function.
3123 (mark_maybe_modified): New function.
3124 (analyze_modified_params): New function.
3125 (propagate_dereference_distances): New function.
3126 (dump_dereferences_table): New function.
3127 (analyze_caller_dereference_legality): New function.
3128 (unmodified_by_ref_scalar_representative): New function.
3129 (splice_param_accesses): New function.
3130 (decide_one_param_reduction): New function.
3131 (enum ipa_splicing_result): New type.
3132 (splice_all_param_accesses): New function.
3133 (get_param_index): New function.
3134 (turn_representatives_into_adjustments): New function.
3135 (analyze_all_param_acesses): New function.
3136 (get_replaced_param_substitute): New function.
3137 (get_adjustment_for_base): New function.
3138 (replace_removed_params_ssa_names): New function.
3139 (sra_ipa_reset_debug_stmts): New function.
3140 (sra_ipa_modify_expr): New function.
3141 (sra_ipa_modify_assign): New function.
3142 (convert_callers): New function.
3143 (modify_function): New function.
3144 (ipa_sra_preliminary_function_checks): New function.
3145 (ipa_early_sra): New function.
3146 (ipa_early_sra_gate): New function.
3147 (pass_early_ipa_sra): New variable.
3148 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3150 2009-09-17 Michael Matz <matz@suse.de>
3153 * tree.c (build_type_attribute_qual_variant): Export.
3154 * tree.h (build_type_attribute_qual_variant): Declare.
3155 * tree-inline.c (remap_type_1): Use it to build variants with
3156 the original qualifiers and attributes.
3158 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3160 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3161 without a fallthrough edge.
3163 2009-09-16 DJ Delorie <dj@redhat.com>
3165 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3166 chip and ignore the "fast_interrupt" attribute if so.
3168 2009-09-16 Richard Henderson <rth@redhat.com>
3171 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3174 2009-09-16 Richard Henderson <rth@redhat.com>
3177 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3178 is set only if DECL_NO_STATIC_CHAIN is unset.
3179 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3180 (FOR_EACH_NEST_INFO): New.
3181 (walk_all_functions): Use it.
3182 (finalize_nesting_tree): Likewise.
3183 (unnest_nesting_tree): Likewise.
3184 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3185 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3186 (convert_gimple_call): Early out if gimple_call_chain already set.
3187 (convert_all_function_calls): Iterate until no new functions
3188 require a static chain.
3189 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3190 when building a trampoline. Use dump_function_to_file instead
3192 (lower_nested_functions): Open dump_file. Validate that decls
3193 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3194 bit reset by this pass.
3196 2009-09-16 Michael Matz <matz@suse.de>
3199 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3200 shorten decl_common_unused.
3201 (DECL_RESTRICTED_P): New accessor.
3202 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3203 to disambiguate marked decls and restrict pointers.
3205 2009-09-16 Richard Henderson <rth@redhat.com>
3208 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3210 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3212 * integrate.c (set_block_abstract_flags): Call
3213 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3215 2009-09-16 Richard Guenther <rguenther@suse.de>
3218 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3221 2009-09-16 DJ Delorie <dj@redhat.com>
3222 Kaz Kojima <kkojima@gcc.gnu.org>
3224 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3225 (sh_expand_prologue): Update calls to output_stack_adjust.
3226 (sh_expand_epilogue): Likewise.
3228 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3231 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3232 trying to limit the extent of searches in the insn stream.
3234 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3235 Jakub Jelinek <jakub@redhat.com>
3239 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3241 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3242 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3243 (rs6000_savres_strategy): Always save FP registers inline if the
3244 target doesn't support hardware double-precision. Set the above
3245 bits in return value when needed.
3246 (rs6000_savres_routine_sym): Fix computation for cache selector.
3247 Mark the generated symbol as a function. Rename exitp argument to
3248 lr. Move code for determining the name of the symbol...
3249 (rs6000_savres_routine_name): ...here. New function. Add cases for
3250 getting the names right on AIX and 64-bit Linux.
3251 (savres_routine_name): New variable.
3252 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3253 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3254 on what the target routine uses as a base register. If savep && lr
3255 describe saving of r0 into memory slot.
3256 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3257 line calls for AIX ABI.
3258 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3259 determine FP save/restore functions.
3260 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3261 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3263 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3264 Duplicate restoration of LR and execute the appropriate one
3265 depending on whether GPRs are being restored inline. Set r11 from
3266 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3267 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3268 Fix out of line calls for AIX ABI.
3269 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3271 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3273 (*restore_gpregs_spe): Likewise.
3274 (*return_and_restore_gpregs_spe): Likewise.
3275 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3276 Define to empty string unconditionally.
3277 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3278 Define to empty string unconditionally.
3279 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3282 2009-09-15 Jan Hubicka <jh@suse.cz>
3284 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3285 * params.def (inline-insns-auto): Likewise.
3287 2009-09-15 Martin Jambor <mjambor@suse.cz>
3289 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3290 individual statements only at TDF_DETAILS dump level. Format
3291 source for 80 characters per line.
3293 2009-09-15 Christian Bruel <christian.bruel@st.com>
3295 * regrename.c (do_replace): Update REG_DEAD notes.
3297 2009-09-15 Revital Eres <eres@il.ibm.com>
3299 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3300 * targhooks.c (default_builtin_support_vector_misalignment):
3301 New builtin function.
3302 * targhooks.h (default_builtin_support_vector_misalignment):
3304 * target.h (builtin_support_vector_misalignment):
3305 New field in struct gcc_target.
3306 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3307 new builtin function.
3308 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3310 * config/rs6000/rs6000.c
3311 (rs6000_builtin_support_vector_misalignment): New function.
3312 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3314 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3316 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3318 (bfin_optimize_loop): Likewise.
3319 (bfin_gen_bundles): Likewise.
3320 (workaround_speculation): Likewise.
3321 (find_load): Return NULL_RTX for debug_insn.
3323 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3325 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3328 2009-09-14 DJ Delorie <dj@redhat.com>
3330 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3331 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3334 2009-09-14 Richard Henderson <rth@redhat.com>
3335 Jakub Jelinek <jakub@redhat.com>
3337 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3338 * cfgbuild.c (make_edges): Handle asm goto.
3339 * cfglayout.c (fixup_reorder_chain): Likewise.
3340 * cfgrtl.c (patch_jump_insn): Likewise.
3341 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3342 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3343 (gimple_build_asm_vec): Add and use labels parameter.
3344 (gimple_build_asm): Remove.
3345 (walk_gimple_asm): Walk labels too.
3346 * gimple.def (GIMPLE_ASM): Update docs.
3347 * gimple.h: Update decls.
3348 (struct gimple_statement_asm): Change nc to use unsigned char;
3350 (gimple_asm_nlabels): New.
3351 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3352 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3353 into gimple_build_asm_vec.
3354 * jump.c (mark_jump_label_asm): New.
3355 (mark_jump_label): Use it.
3356 (redirect_jump_1): Handle asm goto.
3357 (invert_jump_1): Soft fail if X is null.
3358 * recog.c (extract_asm_operands): New.
3359 (asm_noperands): Use it; handle asm labels.
3360 (decode_asm_operands): Use extract_asm_operands.
3361 (asm_operand_ok): Properly handle empty string.
3362 * reg-stack.c (get_asm_operands_in_out): Rename from
3363 get_asm_operand_n_inputs; use extract_asm_operands; return both
3364 inputs and outputs by reference; update all callers.
3365 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3366 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3367 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3368 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3369 (extract_asm_operands): Declare.
3370 * stmt.c (expand_asm_operands): Add and use labels parameter.
3371 (check_unique_operand_names): Likewise.
3372 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3373 (expand_asm_stmt): Handle asm labels.
3374 * tree-cfg.c (make_gimple_asm_edges): New.
3375 (make_edges): Use it.
3376 (cleanup_dead_labels): Handle asm labels.
3377 (is_ctrl_altering_stmt): Likewise.
3378 (gimple_redirect_edge_and_branch): Likewise.
3379 * tree.def (ASM_EXPR): Add 5th operand.
3380 * tree.h (ASM_LABELS): New.
3381 (resolve_asm_operand_names): Update decl.
3383 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3384 (c_parser_asm_goto_operands): New.
3385 * c-tree.h (build_asm_expr): Update decl.
3386 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3387 * doc/extend.texi: Document asm goto.
3389 2009-09-14 Richard Henderson <rth@redhat.com>
3391 * except.h: Update declarations.
3392 (struct pointer_map_t): Forward declare.
3393 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3394 (struct eh_landing_pad_d, eh_landing_pad): New.
3395 (struct eh_catch_d, eh_catch): New.
3396 (struct eh_region_d): Remove next_region_sharing_label, aka,
3397 label, tree_label, landing_pad, post_landing_pad, resume,
3398 may_contain_throw. Rename region_number to index. Remove
3399 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3400 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3401 (VEC(eh_landing_pad,gc)): New.
3402 (struct eh_status): Remove last_region_number. Add lp_array,
3403 throw_stmt_table, ttype_data, ehspec_data.
3404 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3405 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3406 * except.c (lang_protect_cleanup_actions): Return tree.
3407 (struct ehl_map_entry): Remove.
3408 (init_eh_for_function): Push zero entries for region and lp_array.
3409 (gen_eh_region): Add to region_array immediately.
3410 (gen_eh_region_catch): Operate on eh_catch objects.
3411 (gen_eh_landing_pad): New.
3412 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3413 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3414 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3415 (get_eh_landing_pad_from_number_fn): New.
3416 (get_eh_landing_pad_from_number): New.
3417 (get_eh_region_from_lp_number_fn): New.
3418 (get_eh_region_from_lp_number): New.
3419 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3420 (get_exception_pointer, get_exception_filter): Remove.
3421 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3422 (current_function_has_exception_handlers): Simplify.
3423 (bring_to_root, eh_region_replaceable_by_p): Remove.
3424 (replace_region, hash_type_list, hash_eh_region): Remove.
3425 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3426 (label_to_region_map, num_eh_regions): Remove.
3427 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3428 (find_exception_handler_labels): Remove.
3429 (duplicate_eh_regions_0, find_prev_try): Remove.
3430 (struct duplicate_eh_regions_data): New.
3431 (duplicate_eh_regions_1): Rewrite.
3432 (duplicate_eh_regions): Return a pointer map instead of an
3434 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3435 (redirect_eh_edge_to_label): Remove.
3436 (eh_region_outermost): Rewrite using eh_region pointers
3437 instead of integers.
3438 (add_ttypes_entry): Update for ttype_data move to eh_status.
3439 (add_ehspec_entry): Rewrite with VEC instead of varray.
3440 (assign_filter_values): Likewise. Export.
3441 (build_post_landing_pads, connect_post_landing_pads): Remove.
3442 (dw2_build_landing_pads): Rewrite to use lp_array.
3443 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3444 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3445 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3446 (sjlj_mark_call_sites): Update for landing pad numbers.
3447 (finish_eh_generation): Rewrite.
3448 (gate_handle_eh): Do nothing for no eh tree.
3449 (pass_rtl_eh): Move up near finish_eh_generation.
3450 (remove_eh_landing_pad): New.
3451 (remove_eh_handler): Export.
3452 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3453 (for_each_eh_label): Rewrite to use lp_array.
3454 (make_reg_eh_region_note): New.
3455 (make_reg_eh_region_note_nothrow_nononlocal): New.
3456 (insn_could_throw_p): New.
3457 (copy_reg_eh_region_note_forward): New.
3458 (copy_reg_eh_region_note_backward): New.
3459 (check_handled, add_reachable_handler): Remove.
3460 (reachable_next_level, foreach_reachable_handler): Remove.
3461 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3462 (get_eh_region_and_lp_from_rtx): New.
3463 (get_eh_region_from_rtx): New.
3464 (can_throw_internal_1, can_throw_external_1): Remove.
3465 (can_throw_internal): Use get_eh_region_from_rtx.
3466 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3467 (insn_nothrow_p, can_nonlocal_goto): New.
3468 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3469 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3470 (add_action_record): Use VEC not varray.
3471 (collect_one_action_chain): Update for eh_region changes.
3472 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3473 Use get_eh_region_and_lp_from_rtx.
3474 (gate_convert_to_eh_region_ranges): New.
3475 (pass_convert_to_eh_region_ranges): Use it.
3476 (push_uleb128, push_sleb128): Use VEC not varray.
3477 (output_one_function_exception_table): Likewise.
3478 (dump_eh_tree): Update for eh_region changes.
3479 (verify_eh_tree): Likewise.
3480 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3481 * tree-eh.c: Include target.h.
3482 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3483 Don't disallow GIMPLE_RESX; adjust argument check.
3484 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3485 (record_stmt_eh_region): Update for landing pad numbers;
3486 generate a landing pad if necessary.
3487 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3488 (remove_stmt_from_eh_lp_fn): Similarly.
3489 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3490 Update for lp numbers; don't special case missing throw_stmt_table.
3491 (lookup_expr_eh_lp): Similarly.
3492 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3493 (eh_seq, eh_region_may_contain_throw): New.
3494 (struct leh_state): Add ehp_region.
3495 (struct leh_tf_state): Remove eh_label.
3496 (emit_post_landing_pad): New.
3497 (emit_resx, emit_eh_dispatch): New.
3498 (note_eh_region_may_contain_throw): New.
3499 (frob_into_branch_around): Take eh_region not eh label;
3500 emit eh code into eh_seq.
3501 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3502 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3503 lower_eh_must_not_throw. Emit code to eh_seq.
3504 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3505 (lower_try_finally_onedest): Likewise.
3506 (lower_try_finally_copy): Likewise.
3507 (lower_try_finally_switch): Likewise.
3508 (lower_try_finally): Initialize ehp_region.
3509 (lower_catch): Update for eh_catch objects.
3510 (lower_eh_filter): Don't handle must_not_throw.
3511 (lower_eh_must_not_throw): New.
3512 (lower_cleanup): Don't set eh_label.
3513 (lower_eh_constructs_2): Resolve eh builtins.
3514 Handle GIMPLE_EH_MUST_NOT_THROW.
3515 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3516 Add eh_seq to the end of the function body.
3517 (make_eh_dispatch_edges): New.
3518 (make_eh_edge): Remove.
3519 (make_eh_edges): Simplify for landing pads.
3520 (redirect_eh_edge_1): New.
3521 (redirect_eh_edge): Use it.
3522 (redirect_eh_dispatch_edge): New.
3523 (stmt_could_throw_p): Use a switch. Allow RESX.
3524 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3525 (stmt_can_throw_internal): Likewise.
3526 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3527 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3528 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3529 (gate_refactor_eh): New.
3530 (pass_refactor_eh): Use it.
3531 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3532 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3533 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3534 (remove_unreachable_handlers): Rename from
3535 tree_remove_unreachable_handlers; rewrite for landing pads;
3536 call remove_eh_handler directly.
3537 (remove_unreachable_handlers_no_lp): New.
3538 (unsplit_eh, unsplit_all_eh): New.
3539 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3540 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3541 (cleanup_empty_eh_unsplit): New.
3542 (cleanup_empty_eh): Rewrite.
3543 (cleanup_all_empty_eh): New.
3544 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3545 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3546 (gate_cleanup_eh): New.
3547 (pass_cleanup_eh): Use it.
3548 (verify_eh_edges): Move later in file. Expect one EH edge.
3549 (verify_eh_dispatch_edge): New.
3551 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3552 (gtype-desc.o): Add TARGET_H.
3553 (tree.o): Use EXCEPT_H, not except.h.
3554 (cfgbuild.o): Add EXPR_H.
3555 (GTFILES): Add vecprim.h.
3556 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3557 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3558 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3559 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3560 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3561 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3562 calls to can_throw_internal.
3563 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3564 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3565 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3566 (expand_gimple_stmt): Use make_reg_eh_region_note.
3567 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3568 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3569 or find_exception_handler_labels.
3570 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3571 there is exacly one EH edge. Use can_nonlocal_goto and
3573 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3574 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3575 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3576 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3577 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3578 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3579 * dse.c (scan_insn): Use insn_could_throw_p.
3580 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3581 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3582 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3583 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3584 EXC_PTR_EXPR or FILTER_EXPR.
3585 (tree_expr_nonzero_warnv_p): Likewise.
3586 * function.h: Include vecprim.h, not varray.h
3587 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3588 move ttype_data and ehspec_data members to struct eh_status; change
3589 action_record_data member to a VEC.
3590 * gcse.c (hash_scan_set): Use can_throw_internal.
3591 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3592 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3593 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3594 (block_may_fallthru): Don't handle RESX_EXPR.
3595 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3596 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3597 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3598 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3599 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3600 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3601 (gimple_size): Likewise.
3602 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3603 (gimple_build_resx): Use gimple_build_with_ops.
3604 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3605 (is_gimple_val): Likewise.
3606 (is_gimple_stmt): Remove RESX_EXPR.
3607 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3608 (GIMPLE_RESX): Reorder with other EH constructs.
3609 * gimple.h (struct gimple_statement_eh_mnt): New.
3610 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3611 (gimple_eh_filter_must_not_throw): Remove.
3612 (gimple_eh_filter_set_must_not_throw): Remove.
3613 (gimple_eh_must_not_throw_fndecl): New.
3614 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3615 (is_gimple_resx): New.
3616 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3617 Don't copy EH_FILTER_MUST_NOT_THROW.
3618 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3619 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3620 handle must_not_throw_labels specially.
3621 * ipa-pure-const.c (check_call): Update debug statement for LP.
3622 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3623 * ipa-utils.c (get_base_var): Likewise.
3624 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3625 * lower-subreg.c (move_eh_region_note): Remove.
3626 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3627 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3628 (create_task_copyfn): Likewise.
3629 (maybe_catch_exception): Use gimple_build_eh_filter.
3630 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3631 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3632 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3633 and pass_lower_resx.
3634 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3635 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3636 can_throw_internal, can_nonlocal_goto.
3637 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3638 copy_reg_eh_region_note_forward.
3639 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3640 (emit_output_reload_insns): Likewise.
3641 (copy_eh_notes): Remove.
3642 * rtl.def (RESX): Remove.
3643 * rtl.h: Update declarations.
3644 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3645 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3646 (update_eh_label): Remove.
3647 (cleanup_dead_labels_eh): New.
3648 (cleanup_deal_labels): Use it instead of update_eh_label.
3649 (gimple_merge_blocks): Update landing pad data structure when
3650 removing a landing pad label.
3651 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3652 test; handle GIMPLE_EH_MUST_NOT_THROW.
3653 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3654 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3655 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3656 (verify_stmt): Likewise. Verify landing pads.
3657 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3658 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3659 (struct move_stmt_d): Add eh_map.
3660 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3661 (move_stmt_r): Remap eh region numbers in builtin calls,
3662 resx and eh_dispatch.
3663 (move_block_to_fn): Remove eh_offset parameter. Use
3664 maybe_duplicate_eh_stmt_fn.
3665 (find_outermost_region_in_block): Operate on eh_region pointers
3666 instead of region numbers.
3667 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3668 duplicate_eh_regions.
3669 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3670 test earlier. Disallow EH landing pads.
3671 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3672 * tree-flow.h: Update declarations.
3673 (struct tree_ann_common_d): Replace rn with lp_nr.
3674 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3675 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3676 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3677 resx and eh_dispatch.
3678 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3679 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3680 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3681 from duplicate_eh_regions.
3682 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3683 update RESX; handle EH_DISPATCH.
3684 (expand_call_inline): Set eh_lp_nr, not eh_region.
3685 (maybe_inline_call_in_expr): Likewise.
3686 * tree-inline.h (struct copy_body_data): Replace eh_region with
3687 eh_lp_nr, eh_region_offset with eh_map.
3688 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3689 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3690 * tree-pretty-print.c (dump_generic_node): Don't handle
3691 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3692 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3693 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3694 EXC_PTR_EXPR, FILTER_EXPR.
3695 * tree-ssa-operands.c (get_expr_operands): Likewise.
3696 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3697 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3698 (ao_ref_init_from_vn_reference): Likewise.
3699 * tree-ssa-sink.c (statement_sink_location): Likewise.
3700 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3701 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3702 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3703 EXC_PTR_EXPR, FILTER_EXPR.
3704 (is_exception_related): Remove.
3705 (compute_avail): Don't call it.
3706 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3707 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3708 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3709 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3711 (build_resx): Remove.
3712 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3713 * tree.h: Update declarations.
3714 (EH_FILTER_MUST_NOT_THROW): Remove.
3715 (struct tree_label_decl): Add eh_landing_pad_nr.
3716 (EH_LANDING_PAD_NR): New.
3717 * value-prof.c (gimple_ic): Tidy variable names. Update for
3718 landing pad numbers.
3719 (gimple_stringop_fixed_value): Tidy variable names. Assert
3720 that neither call stmt can throw.
3721 * vecprim.h (uchar): New.
3722 (VEC(uchar,heap), VEC(uchar,gc)): New.
3724 * c-common.c (c_define_builtins): Update call to
3725 build_common_builtin_nodes.
3726 * c-parser.c (c_parse_file): Don't call
3727 default_init_unwind_resume_libfunc.
3729 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3731 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3732 (mips_cprestore_address_p): Likewise.
3733 (mips_save_gp_to_cprestore_slot): Likewise.
3734 (mips_restore_gp): Rename to...
3735 (mips_restore_gp_from_cprestore_slot): ...this.
3736 (mips_must_initialize_gp_p): Declare.
3737 (mips_emit_save_slot_move): Likewise.
3738 (mips_output_load_label): Return nothing.
3739 (mips_eh_uses): Declare.
3740 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3741 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3742 (TARGET_ABSOLUTE_JUMPS): Likewise.
3743 (EH_USES): Likewise.
3744 (FIRST_PSEUDO_REGISTER): Update comment.
3745 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3746 (MIPS_CALL): ...here.
3747 (REGISTER_NAMES): Add $cprestore.
3748 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3749 Add load_label_length, has_inflexible_gp_insn_p,
3750 has_flexible_gp_insn_p, must_initialize_gp_p and
3751 must_restore_gp_when_clobbered_p.
3752 (mips_expand_call): Don't generate split instructions here.
3753 (mips_split_call): Update the call to mips_restore_gp after
3754 the above name change.
3755 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3756 (mips_find_gp_ref): New function.
3757 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3758 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3759 (mips_insn_has_flexible_gp_ref_p): Likewise.
3760 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3761 (mips_function_has_gp_insn): Delete.
3762 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3763 Use the new functions above. Only return INVALID_REGNUM
3764 for TARGET_ABSOLUTE_JUMPS.
3765 (mips_must_initialize_gp_p): New function.
3766 (mips_get_cprestore_base_and_offset): New function, extracted from...
3767 (mips_cprestore_slot): ...here. Take a bool parameter.
3768 (mips_cfun_has_cprestore_slot_p): New function.
3769 (mips_cprestore_address_p): Likewise.
3770 (mips_save_gp_to_cprestore_slot): Likewise.
3771 (mips_restore_gp): Rename to...
3772 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3773 epilogue_completed. Update the call to mips_cprestore_slot.
3774 Test cfun->machine->must_restore_gp_when_clobbered_p.
3775 (mips_direct_save_slot_move_p): New function.
3776 (mips_emit_save_slot_move): Likewise.
3777 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3778 of cfun->machine->global_pointer.
3779 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3780 (mips_save_reg): Use mips_emit_save_slot_move.
3781 (mips_expand_prologue): Set must_initialize_gp_p.
3782 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3783 for all cprestore saves. Emit a use_cprestore instruction after
3784 setting up the cprestore slot.
3785 (mips_restore_reg): Use mips_emit_save_slot_move.
3786 (mips_process_load_label): New function.
3787 (mips_load_label_length): Likewise.
3788 (mips_output_load_label): Don't return asm: output it here instead.
3789 Use mips_process_load_label.
3790 (mips_adjust_insn_length): Adjust the length of branch instructions
3791 that have length MAX_PIC_BRANCH_LENGTH.
3792 (mips_output_conditional_branch): Update the call to
3793 mips_output_load_label. Assume the branch target is OPERANDS[0]
3794 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3795 (mips_output_order_conditional_branch): Swap the meaning of
3796 OPERANDS[0] and OPERANDS[1].
3797 (mips_variable_issue): Don't count ghost instructions.
3798 (mips_expand_ghost_gp_insns): New function.
3799 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3800 (mips_output_mi_thunk): Set must_initialize_gp_p.
3801 (mips_eh_uses): New function.
3802 * config/mips/predicates.md (cprestore_save_slot_operand)
3803 (cprestore_load_slot_operand): New predicates.
3804 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3805 (UNSPEC_MOVE_GP): Likewise.
3806 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3807 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3808 (CPRESTORE_SLOT_REGNUM): New register.
3809 (MAX_PIC_BRANCH_LENGTH): New constant.
3810 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3811 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3812 branches. Fix commentary.
3813 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3814 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3815 Change type to "ghost".
3816 (loadgp_absolute_<mode>): Likewise.
3817 (loadgp_rtp_<mode>): Likewise.
3818 (copygp_mips16): Likewise.
3819 (loadgp_blockage): Remove redundant mode attribute.
3820 (potential_cprestore): New instruction.
3821 (cprestore): Turn into an unspec set.
3822 (use_cprestore): New instruction.
3823 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3824 (*branch_fp_inverted): Likewise.
3825 (*branch_order<mode>): Likewise.
3826 (*branch_order<mode>_inverted): Likewise.
3827 (*branch_equality<mode>): Likewise.
3828 (*branch_equality<mode>_inverted): Likewise.
3829 (*branch_bit<bbv><mode>): Likewise.
3830 (*branch_bit<bbv><mode>_inverted): Likewise.
3831 (*branch_equality<mode>_mips16): Remove redundant mode.
3832 (jump): Turn into a define_expand.
3833 (*jump_absolute): New instruction.
3834 (*jump_pic): Likewise.
3835 (*jump_mips16): Rename previously-unnamed pattern. Remove
3836 redundant mode attribute.
3837 (restore_gp): Split on epilogue_completed rather than
3838 reload_completed. Change type to "ghost".
3839 (move_gp<mode>): New instruction.
3840 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3841 Remove redundant mode attribute.
3842 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3843 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3844 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3846 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3849 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3850 are returned in the same register (vs34 or v2) that Altivec vector
3851 types are returned in.
3852 (rs6000_libcall_value): Ditto.
3855 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3856 instead of explicit addsi3/adddi3 calls.
3857 (rs6000_split_multireg_move): Ditto.
3858 (rs6000_emit_allocate_stack): Ditto.
3859 (rs6000_emit_prologue): Ditto.
3860 (rs6000_output_mi_thunk): Ditto.
3862 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3863 size is 64 bits if we can use 64-bit registers.
3865 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3867 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3870 From Jie Zhang <jie.zhang@analog.com>:
3871 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3872 save FP and RETS with saveall attribute.
3873 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3874 with saveall attribute.
3876 * config/bfin/bfin.c (bfin_expand_builtin,
3877 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3880 From Jie Zhang <jie.zhang@analog.com>:
3881 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3882 before use in two places.
3883 * config/bfin/bfin.md (AREG): Define mode iterator.
3884 (reload_in, reload_out): Use mode iterator AREG.
3886 2009-09-14 Richard Guenther <rguenther@suse.de>
3889 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3890 EH personality path.
3892 2009-09-13 Richard Guenther <rguenther@suse.de>
3893 Rafael Avila de Espindola <espindola@google.com>
3895 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3896 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3897 (LANG_HOOKS_INITIALIZER): Adjust.
3898 (lhd_pass_through_t): Declare.
3899 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3901 * langhooks.c (lhd_pass_through_t): New function.
3902 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3903 dwarf2out_begin_prologue): Use personality from current_function_decl.
3904 * expr.h (get_personality_function): Declare.
3905 * expr.c (get_personality_function): New function.
3906 (build_personality_function): Likewise.
3907 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3908 (eh_personality_libfunc): Remove.
3909 * optabs.c (build_libfunc_function): New function split out from ...
3910 (init_one_libfunc): ... here.
3911 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3912 (tree_function_decl): Add personality.
3913 (lhd_gcc_personality): Declare.
3914 (build_personality_function): Likewise.
3915 * tree.c (gcc_eh_personality_decl): New.
3916 (lhd_gcc_personality): New function.
3917 * except.h (lang_eh_runtime_type): Remove.
3918 (enum eh_personality_kind): New.
3919 (build_personality_function): Declare.
3920 (function_needs_eh_personality): Declare.
3921 * except.c (lang_eh_runtime_type): Remove.
3922 (function_needs_eh_personality): New function.
3923 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3924 (sjlj_emit_function_enter, output_function_exception_table):
3925 Use personality from current_function_decl.
3926 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3927 * tree-inline.c (tree_can_inline_p): Do not inline across different
3929 (expand_call_inline): Likewise. Adjust the callers EH personality.
3930 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3931 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3932 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3933 (c-parser.o): Likewise
3934 * c-tree.h (c_eh_initialized_p): Remove.
3935 (c_maybe_initialize_eh): Likewise.
3936 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3937 (finish_decl): Don't call c_maybe_initialize_eh.
3938 (c_eh_initialized_p): Remove.
3939 (c_maybe_initialize_eh): Likewise.
3940 * c-parser.c (c_parser_omp_construct): Likewise.
3941 (c_parse_file): Initialize exception handling.
3943 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3945 * config.gcc (tm_file): Remove i386/biarch32.h
3946 for i?86-w64-mingw* case.
3947 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3949 * config.host: Set for x64 mingw the option
3950 use_long_long_for_widest_fast_int to yes.
3952 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3954 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3955 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3956 (dbxout_begin_function): Likewise.
3957 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3958 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3959 set on the function.
3960 (final_end_function): Likewise.
3961 (final_scan_insn): Likewise.
3962 (rest_of_handle_final): Likewise.
3963 * varasm.c (assemble_start_function): Likewise.
3964 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3966 2009-09-12 Jason Merrill <jason@redhat.com>
3968 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3969 * opts.c (common_handle_option): constify.
3971 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3973 * doc/install.texi (avr): Remove obsolete reference site.
3975 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3977 * doc/install.texi (Binaries): Adjust AIX link.
3979 2009-09-12 Akim Demaille <demaille@gostai.com>
3981 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3982 Use an imperative sentence.
3984 2009-09-11 Richard Henderson <rth@redhat.com>
3986 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3987 structure-name and has-tree-operands arguments; update all entries.
3988 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3990 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3991 (gsstruct_code_size): New.
3992 (gss_for_code_): New.
3993 (gss_for_code): Remove.
3994 (gimple_size): Rewrite using gsstruct_code_size.
3995 (gimple_statement_structure): Move to gimple.h.
3996 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3997 (gss_for_code, gimple_statement_structure): New.
3998 (gimple_ops): Use new arrays; tidy.
4000 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4002 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4003 operand to be a PLUS expression.
4004 * config/pa/pa.c (pa_secondary_reload): Likewise.
4006 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4008 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4010 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4013 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4015 From Jie Zhang <jie.zhang@analog.com>:
4016 * doc/extend.texi (node Function Attributes): Document l2
4018 (node Blackfin Variable Attributes): Document l2 variable attributes.
4020 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4022 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4023 to match the system compiler's configuration at inflection point.
4024 Add comment to remark a remaining difference with system compiler.
4026 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4027 * configure: Regenerate.
4029 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4031 From Jie Zhang <jie.zhang@analog.com>:
4032 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4033 (bfin_handle_l2_attribute): New.
4034 (bfin_attribute_table): Add l2 attribute.
4036 2009-09-11 Michael Matz <matz@suse.de>
4039 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4040 on the local_decls list.
4042 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4046 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4048 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4049 for VALUEs, to implement the documented interface.
4050 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4051 Adjust for VALUEs and anything else, to implement the
4052 documented interface.
4054 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4056 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4057 with actual SPE/paired vector modes before using 64-bit alignment.
4058 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4060 2009-09-10 DJ Delorie <dj@redhat.com>
4062 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4065 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4066 * config/mep/mep.c (mep_legitimate_constant_p): New.
4067 * config/mep/mep-protos.h: Prototype it.
4069 2009-09-10 Richard Henderson <rth@redhat.com>
4071 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4073 2009-09-10 Jason Merrill <jason@redhat.com>
4075 * tree.c (chain_index): New fn.
4076 * tree.h: Declare it.
4078 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4080 * config/sol2-c.c (cmn_err_length_specs): Initialize
4081 scalar_identity_flag.
4083 2009-09-10 Richard Henderson <rth@redhat.com>
4085 * tree.h (struct tree_decl_common): Move align member earlier;
4086 move label_decl_uid member ...
4087 (struct tree_label_decl): ... here.
4088 (LABEL_DECL_UID): Update to match.
4090 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4093 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4094 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4096 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4097 dest_prev if the edge is complex.
4099 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4101 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4102 loop latch tests earlier.
4104 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4105 before GIMPLE_RETURN, not after its predecessor; insert
4108 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4109 gimple_seq_empty_p to test for no PHI nodes.
4110 * tree-cfg.c (split_critical_edges): Likewise.
4112 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4114 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4116 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4117 introduced by the VTA branch merge.
4119 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4121 * ira-conflicts.c: Use fputs or putc instead of fprintf
4125 * tree-switch-conversion.c: Ditto.
4127 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4129 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4130 introduced by the VTA branch merge.
4132 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4135 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4137 PR rtl-optimization/39779
4138 * expr.c (convert_modes): Return when mode == oldmode after
4139 CONST_INTs are processed.
4141 2009-09-10 Nick Clifton <nickc@redhat.com>
4143 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4144 attribute and referring decl when creating renamed symbol.
4146 2009-09-10 Richard Guenther <rguenther@suse.de>
4149 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4151 (cgraph_finalize_compilation_unit): Compute reachability
4152 before emitting thunks. Properly process aliases before
4153 possibly removing unreachable nodes.
4155 2009-09-10 Richard Guenther <rguenther@suse.de>
4158 * tree.c (struct free_lang_data_d): Add worklist member.
4159 (find_decls_types_r): Push onto the worklist instead of recursing.
4160 Handle TREE_BINFOs properly.
4161 (find_decls_types): New function wrapped around find_decls_types_r
4162 to process the worklist.
4163 (find_decls_types_in_eh_region): Use it.
4164 (find_decls_types_in_node): Likewise.
4165 (find_decls_types_in_var): Likewise.
4166 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4167 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4168 (AGGREGATE_TYPE_P): Adjust.
4170 2009-09-09 Jason Merrill <jason@redhat.com>
4172 * configure.ac: Check glibc version even if we have an in-tree
4175 2009-09-09 Anthony Green <green@moxielogic.com>
4177 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4178 the constant 0 when appropriate.
4179 * config/moxie/constraints.md: Add constraint O.
4181 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4182 to pass up to 6 32-bit argument values in registers.
4183 (moxie_function_arg): Ditto.
4184 (moxie_arg_partial_bytes): Ditto.
4185 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4186 (REG_PARM_STACK_SPACE): Ditto.
4187 (FUNCTION_ARG_REGNO_P): Ditto.
4189 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4190 instruction to allocate stack space.
4192 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4194 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4195 unnecessarily stringent constraints. Fix address
4196 calculation in the splitters.
4198 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4200 PR rtl-optimization/39779
4201 * expr.c (convert_modes): Return when mode == oldmode after
4202 CONST_INTs are processed.
4204 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4207 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4208 (ix86_expand_prologue): Take frame.padding0 into logic of
4210 (ix86_expand_epilogue): Likewise.
4212 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4214 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4216 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4217 * config/t-slibgcc-libgcc: New file.
4218 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4220 2009-09-09 Martin Jambor <mjambor@suse.cz>
4222 PR tree-optimization/41089
4223 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4226 2009-09-09 Richard Henderson <rth@redhat.com>
4228 * gimple.h (CASE_GIMPLE_OMP): New.
4229 (is_gimple_omp): Use it.
4230 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4231 (verify_gimple_debug): Likewise.
4233 2009-09-09 Richard Guenther <rguenther@suse.de>
4235 PR tree-optimization/41101
4236 * tree-ssa-pre.c (maximal_set): Remove.
4237 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4238 Defer all blocks we didn't visit at least one successor.
4239 (add_to_exp_gen): Do not add to the maximal set.
4240 (make_values_for_phi): Likewise.
4241 (compute_avail): Likewise.
4242 (init_pre): Do not allocate the maximal set.
4243 (execute_pre): Do not dump it.
4245 2009-09-09 Martin Jambor <mjambor@suse.cz>
4247 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4248 an SSA_NAME rather than a is_gimple_variable.
4250 2009-09-09 Richard Guenther <rguenther@suse.de>
4253 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4254 code dealing with plain pointer bases.
4255 (maybe_fold_offset_to_reference): Likewise.
4256 (maybe_fold_stmt_addition): Adjust.
4258 2009-09-09 Richard Guenther <rguenther@suse.de>
4260 * tree.c (free_lang_data_in_type): Do not free the type variant
4262 (free_lang_data): Merge char_type_node with its properly signed
4264 (pass_ipa_free): Collect after freeing language specific data.
4266 2009-09-09 Michael Matz <matz@suse.de>
4269 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4270 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4271 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4274 2009-09-08 DJ Delorie <dj@redhat.com>
4276 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4278 2009-09-04 Jason Merrill <jason@redhat.com>
4280 * tree.c (tree_find_value): Remove.
4281 * tree.h: Remove prototype.
4282 * varasm.c (assemble_external): Use value_member instead.
4284 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4286 * toplev.c (process_options): Choose default debugging type when
4287 gtoggle enables debug info and type is unset.
4289 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4293 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4296 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4298 * configure: Rebuilt with modified libtool.m4.
4300 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4305 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4307 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4309 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4310 (remove_statement): Likewise.
4311 (rewrite_use_nonlinear_expr): Adjust.
4312 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4313 * tree-ssa.c (release_defs_bitset): ... this. New.
4314 * tree-flow.h (release_defs_bitset): Declare.
4316 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4319 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4320 in the middle block.
4322 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4324 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4325 via intptr_t to long type.
4326 (insert_operand_rank): Cast long type via intptr_t to
4328 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4330 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4331 from pointer to unsigned via uintptr_t.
4333 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4334 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4336 * configure: Regenerated.
4337 * config.in: Regenerated
4338 * system.h (stdint.h): Add include.
4339 (inttypes.h): Likewise.
4340 * Makefile.in (aclocal): Add config/stdint.m4.
4341 * aclocal.m4: Regenerated.
4343 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4345 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4347 (note_np_check_stores): New function.
4348 (harmless_null_pointer_p): New function.
4349 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4350 changed. Take into account whether we're in the shadow of a condjump
4351 that tested NP_REG for NULL.
4352 Lose all code that tested for SEQUENCEs.
4353 (workaround_speculation): Avoid inserting NOPs for loads that are
4354 either always executed or a NULL pointer.
4356 2009-09-08 Jan Hubicka <jh@suse.cz>
4358 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4359 * params.def (early-inlining-insns): Likewise.
4361 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4363 PR rtl-optimization/41239
4364 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4365 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4367 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4368 across calls, as the calls might not always return normally.
4369 (call_may_noreturn_p): New function.
4370 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4371 (init_deps): Initialize it.
4372 (remove_from_deps): Also remove calls from
4373 last_function_call_may_noreturn list.
4375 2009-09-07 Richard Henderson <rth@redhat.com>
4377 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4378 more VR->OPERANDS than LHS operands. Free LHS before returning.
4380 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4382 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4383 (attr "addrtype"): New member "spreg".
4384 Use it if mem_spfp_address_operand is true for the address.
4385 (attr "type"): New entry "stall".
4386 (cpu_unit "load"): New.
4387 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4389 (insn_reservation "loadsp"): New.
4390 (insn_reservation "load_stall1"): New.
4391 (insn_reservation "load_stall3"): New.
4393 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4394 (mem_p_address_operand): Exclude stack and frame pointer based
4396 (mem_spfp_address_operand): New; match them here.
4397 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4398 (bfin_reorg): Call it if scheduling insns.
4399 (bfin_gen_bundles): Remove dummy insns created by
4400 add_sched_insns_for_speculation.
4402 From Jie Zhang <jie.zhang@analog.com>:
4403 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4404 bfin_si_revision, bfin_workarounds): Move these ...
4405 * config/bfin/bfin.h: ... here.
4407 From Mike Frysinger <michael.frysinger@analog.com>
4408 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4409 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4410 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4411 bf547m, bf548m, and bf549m.
4412 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4413 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4414 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4415 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4416 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4417 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4418 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4419 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4420 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4421 bf542m, bf544m, bf547m, bf548m, and bf549m.
4423 From Jie Zhang <jie.zhang@analog.com>:
4424 * config/bfin/predicates.md (p_register_operand): New predicate.
4425 (dp_register_operand): New predicate.
4426 * config/bfin/bfin-protos.h (WA_05000074): Define.
4427 (ENABLE_WA_05000074): Define.
4428 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4429 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4430 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4431 (define_attr addrtype): Allow load/store register to be P register.
4432 (define_attr storereg): New.
4433 (define_cpu_unit anomaly_05000074): New.
4434 (define_insn_reservation dsp32shiftimm): New.
4435 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4436 (define_insn_reservation loadp): Cannot use slot2.
4437 (define_insn_reservation loadsp): Cannot use slot2.
4438 (define_insn_reservation storep): Cannot use slot2. Does not
4439 apply when working around 05000074.
4440 (define_insn_reservation storep_anomaly_05000074): New.
4441 (define_insn_reservation storei): Does not apply when working
4443 (define_insn_reservation storei_anomaly_05000074): New.
4444 (define_attr length): Add dsp32shiftimm case.
4445 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4446 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4447 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4448 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4449 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4451 2009-09-07 Martin Jambor <mjambor@suse.cz>
4454 * tree-sra.c (create_artificial_child_access): Return NULL if
4455 build_ref_for_offset fails.
4456 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4457 and create_artificial_child_access to fail.
4459 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4462 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4463 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4464 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4466 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4468 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4469 block, ensure it has an exit edge. Emit a barrier after a jump.
4471 2009-09-07 Nick Clifton <nickc@redhat.com>
4473 * gcc.c (this_is_linker_script): New variable. Like
4474 this_is_library_file but for the %T constructor.
4475 (end_going_arg): If this_is_linker_script is set then locate the
4476 script and insert a --script switch before it
4477 (do_spec_2): Initialise this_is_linker_script.
4478 (do_spec_1): Likewise. Handle %T construct.
4479 (eval_spec_function): Preserve this_is_linker_script.
4480 * doc/invoke.texi: Document %T construct in spec files.
4481 * config/m32c/m32c.h (LIB_SPEC): Use it.
4483 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4485 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4486 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4487 when volatile flag is set.
4488 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4490 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4493 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4494 (combine_stack_adjustments_for_block): Allow insns between stack
4495 adjustments and stores with corresponding pre-(dec|inc)rement or
4496 pre-modify operation.
4498 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4501 * combine-stack-adj.c (struct csa_memlist): Rename to...
4502 (struct csa_reflist): ... this. Rename mem field to ref.
4503 (free_csa_memlist): Rename to...
4504 (free_csa_reflist): ... this.
4505 (record_one_stack_memref): Rename to...
4506 (record_one_stack_ref): ... this. Handle also REG_P.
4507 (try_apply_stack_adjustment): Handle also REG_P.
4508 (struct record_stack_memrefs_data): Rename to...
4509 (struct record_stack_refs_data): ... this. Rename memlist field to
4511 (record_stack_memrefs): Rename to...
4512 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4513 subexpressions instead of failing when a MEM contains SP references.
4514 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4515 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4517 2009-09-06 Richard Guenther <rguenther@suse.de>
4520 * tree.c (build_array_type): Do not record types marked
4521 with structural equality in the canonical type hashtable.
4523 2009-09-06 Richard Guenther <rguenther@suse.de>
4526 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4528 2009-09-05 Richard Guenther <rguenther@suse.de>
4531 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4533 2009-09-05 Richard Guenther <rguenther@suse.de>
4536 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4538 2009-09-05 Richard Guenther <rguenther@suse.de>
4541 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4542 before comparing function argument types.
4544 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4547 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4550 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4553 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4555 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4556 locators before emit_insn is called.
4558 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4561 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4562 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4563 (reginfo_init): Don't call allocate_reg_info.
4565 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4568 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4569 NONDEBUG_INSN_P instead of INSN_P.
4571 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4574 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4576 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4579 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4580 pattern of the split.
4582 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4584 * toplev.c (process_options): Move setter of flag_var_tracking
4585 before other tests that depend on it. Move down setter of
4586 flag_rename_registers. Don't enable var-tracking-assignments
4587 by default if selective scheduling is enabled. Warn if both
4590 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4592 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4593 comment. Use switch statement to catch overlaps between rtx
4594 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4595 (IS_DECL_CODE): ... here. Remove.
4596 (check_value_is_not_decl): Remove.
4597 (dv_from_decl, dv_from_value): Check after conversion.
4599 2009-09-04 Richard Guenther <rguenther@suse.de>
4602 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4603 after emitting tunks. Move emitting thunks and ctors from ...
4604 (cgraph_optimize): ... here. Remove redundant
4605 cgraph_analyze_functions.
4606 * varasm.c (find_decl_and_mark_needed): Remove no longer
4608 (finish_aliases_1): Adjust check for thunk aliases.
4610 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4612 * config/arm/arm.md (ctzsi2): Added braces
4613 to avoid warning that broke booststrap.
4615 2009-09-04 Martin Jambor <mjambor@suse.cz>
4617 PR tree-optimization/41112
4618 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4619 handle variable-bounded arrays.
4620 (expr_with_var_bounded_array_refs_p): New function.
4621 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4623 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4625 * config/s390/2097.md: Removed two incorrect bypasses.
4626 (z10_fsimpdf): Fixed latency.
4627 (z10_fhex): New insn_reservation.
4628 (z10_floaddf): Fixed latency.
4629 (z10_floadsf): Fixed latency.
4630 (z10_ftrunctf): Fixed latency.
4631 (z10_ftruncdf): Fixed latency.
4632 * config/s390/s390.c (z10_cost): Fixed values.
4633 (s390_adjust_priority): Added z10 path.
4634 * config/s390/s390.md (type): Added fhex.
4635 (*mov<mode>_64dfp): Updated type attribute.
4636 (*mov<mode>_64): Updated type attribute.
4637 (*mov<mode>_31): Updated type attribute.
4638 (*mov<mode>"): Likewise.
4639 * config/s390/2084.md (x_fsimpdf): Updated condition.
4641 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4643 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4644 RTXs in the predicate for operand 1.
4646 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4648 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4649 (rbitsi2): New insn.
4650 (ctzsi2): New expand.
4651 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4653 2009-09-03 Martin Jambor <mjambor@suse.cz>
4655 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4656 (create_artificial_child_access): Use build_ref_for_offset instead
4657 of duplicate_expr_for_different_base.
4658 (propagate_subacesses_accross_link): Likewise.
4660 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4662 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4664 (mips16e_collect_argument_saves): Skip debug instructions.
4665 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4666 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4667 (r10k_insert_cache_barriers): Likewise.
4668 (mips_reorg_process_insns): Likewise.
4670 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4673 * ira.c (update_equiv_reg): Remove check on class likely spill.
4675 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4678 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4679 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4683 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4684 the stack slot if it is passed by invisible reference.
4685 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4686 by invisible reference.
4688 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4690 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4691 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4692 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4694 * config/bfin/sync.md: New file.
4695 * config/bfin/bfin.md: Include it.
4696 (UNSPEC_ATOMIC): New.
4697 (UNSPEC_ONES): Provide a unique number.
4699 From Jie Zhang <jie.zhang@analog.com>:
4700 * config/bfin/bfin.c (ret_regs): New.
4701 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4702 (must_save_rets_p): New.
4703 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4704 current_function_is_leaf.
4705 (do_link): Likewise.
4706 (do_unlink): Likewise.
4707 (expand_interrupt_handler_prologue): Use ret_regs array.
4708 (expand_interrupt_handler_epilogue): Use ret_regs array and
4709 pass return register to gen_return_internal.
4710 (bfin_expand_epilogue): Pass return register to
4711 gen_return_internal.
4712 (bfin_expand_call): Explicitly clobber RETS.
4713 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4714 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4715 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4716 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4718 (return_internal): Take a reg rtx rather than the register number.
4720 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4722 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4723 when comparing against estimated_loop_iterations_int return.
4725 2009-09-03 Richard Guenther <rguenther@suse.de>
4727 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4728 eh_personality_libfunc.
4730 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4732 * tree-parloops.c (separate_decls_in_region): Add space.
4734 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4736 * tree-parloops.c (separate_decls_in_region): Change the condition
4737 checking if there are reductions in the loop.
4739 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4741 PR tree-optimization/38275
4742 * tree-parloops.c (parallelize_loops): Replace profitability condition
4743 for expected number of iterations.
4745 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4747 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4748 (bootstrap-debug): Explain conditions in which it becomes default.
4749 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4752 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4754 * doc/invoke.texi (Optimize Options): Move
4755 -finline-small-functions to the -O2 list.
4757 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4759 * toplev.c (process_options): Enable var-tracking-assignments
4760 by default if var-tracking is enabled.
4762 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4764 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4766 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4767 * rtl.h (prev_nonnote_insn_bb): Declare it.
4769 2009-09-03 Diego Novillo <dnovillo@google.com>
4771 * cgraph.c (cgraph_node_for_decl): New.
4772 * cgraph.h (cgraph_node_for_decl): Declare.
4773 * tree.c (host_integerp): Return 0 if T is NULL.
4775 2009-09-03 Diego Novillo <dnovillo@google.com>
4777 * tree.h (struct alias_pair): Move from varasm.c.
4778 (alias_pairs): Likewise.
4779 (TYPE_MAXVAL): Define.
4780 (TYPE_MINVAL): Define.
4781 (iterative_hash_host_wide_int): Declare.
4782 (remove_unreachable_alias_pairs): Declare.
4783 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4784 * diagnostic.c (default_diagnostic_starter): Make extern.
4785 (default_diagnostic_finalizer): Make extern.
4786 * diagnostic.h (default_diagnostic_starter): Declare.
4787 (default_diagnostic_finalizer): Declare.
4788 (default_tree_printer): Declare.
4789 * toplev.c (default_tree_printer): Make extern.
4791 2009-09-03 Richard Guenther <rguenther@suse.de>
4792 Diego Novillo <dnovillo@google.com>
4794 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4795 * cgraphunit.c (cgraph_expand_function): Do not emit
4796 associated thunks from here.
4797 (cgraph_emit_thunks): New.
4798 (cgraph_optimize): Call it.
4799 Return if any IPA pass finds an error.
4800 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4803 2009-09-03 Simon Baldwin <simonb@google.com>
4804 Rafael Espindola <espindola@google.com>
4805 Richard Guenther <rguenther@suse.de>
4806 Doug Kwan <dougkwan@google.com>
4807 Diego Novillo <dnovillo@google.com>
4809 * tree.c: Include tree-pass.h, langhooks-def.h,
4810 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4811 (free_lang_data_in_type): New.
4812 (need_assembler_name_p): New.
4813 (free_lang_data_in_block): New.
4814 (free_lang_data_in_decl): New.
4815 (struct free_lang_data_d): New.
4816 (add_tree_to_fld_list): New.
4817 (find_decls_types_r): New.
4818 (get_eh_types_for_runtime): New.
4819 (find_decls_types_in_eh_region): New.
4820 (find_decls_types_in_node): New.
4821 (find_decls_types_in_var): New.
4822 (free_lang_data_in_cgraph): New.
4823 (free_lang_data): New.
4824 (gate_free_lang_data): New.
4825 (pass_ipa_free_lang_data): New.
4827 2009-09-03 Diego Novillo <dnovillo@google.com>
4829 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4830 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4831 (lang_hooks): Remove const qualifier.
4832 * ipa.c (cgraph_remove_unreachable_nodes): Call
4833 remove_unreachable_alias_pairs.
4834 * except.c (add_type_for_runtime): Check if TYPE has
4835 already been converted.
4836 (lookup_type_for_runtime): Likewise.
4837 (check_handled): Handle converted types.
4838 * varasm.c (remove_unreachable_alias_pairs): New.
4839 * gimple.c: Include demangle.h.
4840 (gimple_decl_printable_name): New.
4841 (gimple_fold_obj_type_ref): New.
4842 * gimple.h (gimple_decl_printable_name): Declare.
4843 (gimple_fold_obj_type_ref): Declare.
4844 * passes.c (init_optimization_passes): Add pass
4845 pass_ipa_free_lang_data.
4846 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4847 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4849 2009-09-03 Diego Novillo <dnovillo@google.com>
4851 * c-lang.c (lang_hooks): Remove const qualifier.
4853 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4855 * doc/install.texi (*-*-freebsd*): Update target information.
4857 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4859 * hard-reg-set.h (call_fixed_regs): Remove.
4860 * reginfo.c (call_fixed_regs): Remove.
4861 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4862 (globalize_reg): Don't use call_fixed_regs.
4863 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4866 2009-09-01 Michael Matz <matz@suse.de>
4868 * expr.h (emit_storent_insn, expand_expr_real_1,
4869 expand_expr_real_2): Declare.
4870 * expr.c (emit_storent_insn, expand_expr_real_1,
4871 expand_expr_real_2): Export.
4872 (store_expr): Setting and evaluating dont_return_target is useless.
4873 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4874 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4875 * except.c (expand_resx_expr): Rename to ...
4876 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4877 * except.h (expand_resx_stmt): Declare.
4878 * stmt.c: Add include gimple.h
4879 (expand_asm_expr): Rename to ...
4880 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4881 (expand_case): Rewrite to take gimple statement.
4882 * tree.h (expand_asm_stmt): Declare.
4883 (expand_case): Change prototype.
4884 * Makefile.in (stmt.o): Depend on gimple.h.
4885 * builtins.c (expand_builtin_synchronize): Build gimple asm
4886 statement, not an ASM_EXPR.
4887 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4888 gimple_to_tree, release_stmt_tree): Remove.
4889 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4890 ggc_free, but hold comparison code and operands separately.
4891 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4892 (expand_call_stmt, expand_gimple_stmt_1,
4893 expand_gimple_stmt): New helpers.
4894 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4895 release_stmt_tree. Call expand_gimple_stmt instead.
4896 (expand_gimple_basic_block): Ditto.
4898 * calls.c (emit_call_1): Don't look at EH regions here, make
4899 fntree parameter useless.
4900 (expand_call): New local rettype for TREE_TYPE(exp), use it
4901 throughout. Remove local p, use addr instead.
4902 Don't look at EH regions here.
4904 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4906 * doc/invoke.texi (-fsched-pressure): Document it.
4907 (-fsched-reg-pressure-heuristic): Remove it.
4909 * reload.c (ira.h): Include.
4910 (find_reloads): Add choosing reload on number of small spilled
4913 * haifa-sched.c (ira.h): Include.
4914 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4915 saved_reg_pressure, curr_reg_live, saved_reg_live,
4916 region_ref_regs): New variables.
4917 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4918 initiate_reg_pressure_info, setup_ref_regs,
4919 initiate_bb_reg_pressure_info, save_reg_pressure,
4920 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4922 (setup_insn_reg_pressure_info): New function.
4923 (rank_for_schedule): Add pressure checking and insn issue time.
4924 Remove comparison of insn reg weights.
4925 (ready_sort): Set insn reg pressure info.
4926 (update_register_pressure, setup_insn_max_reg_pressure,
4927 update_reg_and_insn_max_reg_pressure,
4928 sched_setup_bb_reg_pressure_info): New functions.
4929 (schedule_insn): Add code for printing and updating reg pressure info.
4930 (find_set_reg_weight, find_insn_reg_weight): Remove.
4931 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4932 (debug_ready_list): Print reg pressure info.
4933 (schedule_block): Ditto. Check insn issue time.
4934 (sched_init): Set up sched_pressure_p. Allocate and set up some
4935 reg pressure related info.
4936 (sched_finish): Free some reg pressure related info.
4937 (fix_tick_ready): Make insn always ready if pressure_p.
4938 (init_h_i_d): Don't call find_insn_reg_weight.
4939 (haifa_finish_h_i_d): Free insn reg pressure info.
4941 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4942 ira_memory_move_cost, ira_class_hard_regs,
4943 ira_class_hard_regs_num, ira_no_alloc_regs,
4944 ira_available_class_regs, ira_reg_class_cover_size,
4945 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4947 * ira-lives.c (single_reg_class): Check mode to find how many
4948 registers are necessary for operand.
4949 (ira_implicitly_set_insn_hard_regs): New.
4951 * common.opt (fsched-pressure): New options.
4952 (fsched-reg-pressure-heuristic): Remove.
4954 * ira.c (setup_eliminable_regset): Rename to
4955 ira_setup_eliminable_regset. Make it external.
4956 (expand_reg_info): Pass cover class to setup_reg_classes.
4957 (ira): Call resize_reg_info instead of allocate_reg_info.
4959 * sched-deps.c: Include ira.h.
4960 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4961 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4962 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4963 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4964 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4965 mark_insn_reg_store, mark_insn_reg_clobber,
4966 setup_insn_reg_pressure_info): New.
4967 (sched_analyze_1): Update implicit_reg_pending_uses.
4968 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4969 Use them to create dependencies. Set insn reg uses and pressure
4970 info. Process reg_pending_uses in one place.
4971 (free_deps): Free implicit sets.
4972 (remove_from_deps): Remove implicit sets if necessary. Check
4973 implicit sets when clearing reg_last_in_use.
4974 (init_deps_global): Clear implicit_reg_pending_clobbers and
4975 implicit_reg_pending_uses.
4977 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4978 ira_memory_move_cost, ira_class_hard_regs,
4979 ira_class_hard_regs_num, ira_no_alloc_regs,
4980 ira_available_class_regs, ira_reg_class_cover_size,
4981 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4982 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4983 ira_implicitly_set_insn_hard_regs): New prototypes.
4985 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4986 cost_elements_num): New variables.
4987 (allocno_costs, total_costs): Rename to costs and
4988 total_allocno_costs.
4989 (COSTS_OF_ALLOCNO): Rename to COSTS.
4990 (allocno_pref): Rename to pref.
4991 (allocno_pref_buffer): Rename to pref_buffer.
4992 (common_classes): Rename to regno_cover_class.
4994 (record_reg_classes): Set allocno attributes only if allocno_p.
4995 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4996 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4997 and COSTS_OF_ALLOCNO.
4998 (print_costs): Rename to print_allocno_costs.
4999 (print_pseudo_costs): New.
5000 (process_bb_node_for_costs): Split into 2 functions with new
5001 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5002 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5003 new parameter dump_file. Use cost_elements_num instead of
5004 ira_allocnos_num. Make one iteration if preferred classes were
5005 already calculated for scheduler. Make 2 versions of code
5006 depending on allocno_p.
5007 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5008 regno_cover_class and COSTS instead of common_classes and
5010 (init_costs, finish_costs): New.
5011 (ira_costs): Set up allocno_p and cost_elements_num. Call
5012 init_costs and finish_costs.
5013 (ira_set_pseudo_classes): New.
5015 * rtl.h (allocate_reg_info): Remove.
5016 (resize_reg_info): Change return type.
5017 (reg_cover_class): New.
5018 (setup_reg_classes): Add new parameter.
5020 * sched-int.h (struct deps_reg): New member implicit_sets.
5021 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5022 (INCREASE_BITS): New macro.
5023 (struct reg_pressure_data, struct reg_use_data): New.
5024 (struct _haifa_insn_data): Remove reg_weight. Add members
5025 reg_pressure, reg_use_list, reg_set_list, and
5026 reg_pressure_excess_cost_change.
5027 (struct deps): New member implicit_sets.
5028 (pressure_p): New variable.
5029 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5030 (struct reg_pressure_data, struct reg_use_data): New.
5031 (INSN_REG_WEIGHT): Remove.
5032 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5033 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5034 (sched_init_region_reg_pressure_info,
5035 sched_setup_bb_reg_pressure_info): New prototypes.
5037 * reginfo.c (struct reg_pref): New member coverclass.
5038 (reg_cover_class): New function.
5039 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5040 (reg_info_size): New variable.
5041 (allocate_reg_info): Make static. Setup reg_info_size.
5042 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5043 (setup_reg_classes): Add a new parameter. Setup cover class too.
5045 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5048 * sched-rgn.c (deps_join): Set up implicit_sets.
5049 (schedule_region): Set up region and basic blocks pressure
5052 * passes.c (init_optimization_passes): Move
5053 pass_subregs_of_mode_init before pass_sched.
5055 2009-09-02 Martin Jambor <mjambor@suse.cz>
5057 * tree-sra.c (struct access): New field grp_hint.
5058 (dump_access): Dump grp_hint.
5059 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5061 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5062 those which have been specifically read and somehow written to.
5063 (propagate_subacesses_accross_link): Set grp_hint of right child and
5064 also possibly of the left child.
5066 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5068 * tree-object-size.c (addr_object_size): Always use object_size_type
5069 0 or 2 when determining the pointer pointed object size.
5071 2009-09-02 Richard Guenther <rguenther@suse.de>
5074 2009-08-31 Richard Guenther <rguenther@suse.de>
5076 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5077 to query if the memory regions for memmove overlap.
5078 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5079 asserts on pointers, instead deal with odd trees.
5080 (ptr_derefs_may_alias_p): Likewise.
5081 (refs_may_alias_p_1): Constructor bases also never alias.
5083 2009-08-01 Christian Bruel <christian.bruel@st.com>
5086 2009-07-31 Christian Bruel <christian.bruel@st.com>
5087 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5089 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5091 * doc/invoke.texi (-fvar-tracking-assignments): New.
5092 (-fvar-tracking-assignments-toggle): New.
5093 (-fdump-final-insns=file): Mark filename as optional.
5094 (--param min-nondebug-insn-uid): New.
5095 (-gdwarf-@{version}): Mention version 4.
5096 * opts.c (common_handle_option): Accept it.
5097 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5098 * regrename.c (regrename_optimize): Drop last. Don't count debug
5099 insns as uses. Don't reject change because of debug insn.
5100 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5101 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5102 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5103 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5104 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5105 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5106 * doc/gimple.texi (is_gimple_debug): New.
5107 (gimple_debug_bind_p): New.
5108 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5109 * doc/install.texi (bootstrap-debug): More details.
5110 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5111 (bootstrap-debug-lib): More details.
5112 (bootstrap-debug-ckovw): Update.
5113 (bootstrap-time): New.
5114 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5115 (insert_phi_nodes_for): Insert debug stmts.
5116 (rewrite_stmt): Take iterator. Insert debug stmts.
5117 (rewrite_enter_block): Adjust.
5118 (maybe_replace_use_in_debug_stmt): New.
5119 (rewrite_update_stmt): Use it.
5120 (mark_use_interesting): Return early for debug stmts.
5121 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5122 stmts before replacing stmt.
5123 (move_computations_stmt): Likewise.
5124 * ira-conflicts.c (add_copies): Skip debug insns.
5125 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5126 (regstat_bb_compute_ri): Skip debug insns.
5127 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5128 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5129 check_loop_closed_ssa_stmt): Skip debug stmts.
5130 * tree-tailcall.c (find_tail_calls): Likewise.
5131 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5132 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5133 (build_var_debug_value_stat): Declare.
5134 (build_var_debug_value): Define.
5135 (target_for_debug_bind): Declare.
5136 * reload.c (find_equiv_reg): Skip debug insns.
5137 * rtlanal.c (reg_used_between_p): Skip debug insns.
5138 (side_effects_p): Likewise.
5139 (canonicalize_condition): Likewise.
5140 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5141 insns never depend on debug insns.
5142 (create_ddg_dep_no_link): Likewise.
5143 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5144 Don't add inter-loop dependencies for debug insns.
5145 (build_intra_loop_deps): Likewise.
5146 (create_ddg): Count debug insns.
5147 * ddg.h (struct ddg::num_debug): New.
5148 (num_backargs): Pair up with previous int field.
5149 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5150 -fcompare-debug-second.
5151 * final.c (get_attr_length_1): Skip debug insns.
5152 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5153 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5154 (driver_self_specs): Map -fdump-final-insns to
5155 -fdump-final-insns=..
5156 (get_local_tick): New.
5157 (compare_debug_dump_opt_spec_function): Test for . argument and
5158 compute output name. Compute temp output spec without flag name.
5159 Compute -frandom-seed.
5160 (OPT): Undef after use.
5161 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5162 (average_num_loop_insns): Likewise.
5163 * params.h (MIN_NONDEBUG_INSN_UID): New.
5164 * gimple.def (GIMPLE_DEBUG): New.
5165 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5166 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5167 (merge_in_block): Fix whitespace.
5168 * toplev.c (flag_var_tracking): Update comment.
5169 (flag_var_tracking_assignments): New.
5170 (flag_var_tracking_assignments_toggle): New.
5171 (process_options): Don't open final insns dump file if we're not
5172 going to write to it. Compute defaults for var_tracking.
5173 * df-scan.c (df_insn_rescan_debug_internal): New.
5174 (df_uses_record): Handle debug insns.
5175 * haifa-sched.c (ready): Initialize n_debug.
5176 (contributes_to_priority): Skip debug insns.
5177 (dep_list_size): New.
5179 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5180 they're ready. Disregard previous debug insns to make decisions.
5181 (queue_insn): Never queue debug insns.
5182 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5183 (schedule_insn): Don't reject debug insns because of issue rate.
5184 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5185 (queue_to_ready): Skip and discount debug insns.
5186 (choose_ready): Let debug insns through.
5187 (schedule_block): Check boundary debug insns. Discount debug
5188 insns, schedule them early. Adjust whitespace.
5189 (set_priorities): Check for boundary debug insns.
5190 (add_jump_dependencies): Use dep_list_size.
5191 (prev_non_location_insn): New.
5192 (check_cfg): Use it.
5193 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5195 (remove_unused_ivs): Reset debug stmts.
5196 * modulo-sched.c (const_iteration_count): Skip debug insns.
5197 (res_MII): Discount debug insns.
5198 (loop_single_full_bb_p): Skip debug insns.
5199 (sms_schedule): Likewise.
5200 (sms_schedule_by_order): Likewise.
5201 (ps_has_conflicts): Likewise.
5202 * caller-save.c (refmarker_fn): New.
5203 (save_call_clobbered_regs): Replace regs with saved mem in
5205 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5206 Call refmarker_fn mark for hardregnos.
5207 (mark_reg_as_referenced): New.
5208 (replace_reg_with_saved_mem): New.
5209 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5210 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5212 (cse_extended_basic_block): Skip debug insns.
5213 (count_reg_usage): Likewise.
5214 (is_dead_reg): New, split out of...
5215 (set_live_p): ... here.
5216 (insn_live_p): Use it for debug insns.
5217 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5218 (execute_optimize_stdarg): Likewise.
5219 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5220 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5221 changes in debug stmts as changes.
5222 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5223 (moveup_expr): Don't move across debug insns. Don't move
5224 debug insn if it would create a bookkeeping block.
5225 (moveup_expr_cached): Don't use cache for debug insns that
5226 are heads of blocks.
5227 (compute_av_set_inside_bb): Skip debug insns.
5228 (sel_rank_for_schedule): Schedule debug insns first. Remove
5230 (block_valid_for_bookkeeping_p); Support lax searches.
5231 (create_block_for_bookkeeping): Adjust block numbers when
5232 encountering debug-only blocks.
5233 (find_place_for_bookkeeping): Deal with debug-only blocks.
5234 (generate_bookkeeping_insn): Accept no place to insert.
5235 (remove_temp_moveop_nops): New argument full_tidying.
5236 (prepare_place_to_insert): Deal with debug insns.
5237 (advance_state_on_fence): Debug insns don't start cycles.
5238 (update_boundaries): Take fence as argument. Deal with
5240 (schedule_expr_on_boundary): No full_tidying on debug insns.
5241 (fill_insns): Deal with debug insns.
5242 (track_scheduled_insns_and_blocks): Don't count debug insns.
5243 (need_nop_to_preserve_insn_bb): New, split out of...
5244 (remove_insn_from_stream): ... this.
5245 (fur_orig_expr_not_found): Skip debug insns.
5246 * rtl.def (VALUE): Move up.
5248 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5249 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5250 Set it if debug stmts are found.
5251 (statement_sink_location): Skip debug stmts. Propagate
5252 moving defs into debug stmts.
5253 * ifcvt.c (first_active_insn): Skip debug insns.
5254 (last_active_insns): Likewise.
5255 (cond_exec_process_insns): Likewise.
5256 (noce_process_if_block): Likewise.
5257 (check_cond_move_block): Likewise.
5258 (cond_move_convert_if_block): Likewise.
5259 (block_jumps_and_fallthru_p): Likewise.
5260 (dead_or_predicable): Likewise.
5261 * dwarf2out.c (debug_str_hash_forced): New.
5262 (find_AT_string): Add comment.
5263 (gen_label_for_indirect_string): New.
5264 (get_debug_string_label): New.
5265 (AT_string_form): Use it.
5266 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5267 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5268 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5269 several operations that cannot be represented with DWARF opcodes.
5270 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5271 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5272 (dwarf2out_var_location): Take during-call mark into account.
5273 (output_indirect_string): Update comment. Output if there are
5274 label and references.
5275 (prune_indirect_string): New.
5276 (prune_unused_types): Call it if debug_str_hash_forced.
5277 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5278 (dw_long_long_const): Remove.
5279 (struct dw_val_struct): Change val_long_long type to rtx.
5280 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5281 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5282 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5283 component instead of HOST_BITS_PER_LONG.
5284 (output_loc_operands): Likewise. For const8* assert
5285 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5286 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5287 rather than HOST_BITS_PER_LONG is >= 64.
5288 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5290 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5291 HOST_BITS_PER_LONG for dw_val_class_long_long.
5292 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5293 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5294 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5296 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5297 Handle DW_OP_implicit_value.
5298 (extract_int): Move prototype earlier.
5299 (mem_loc_descriptor): For SUBREG punt if inner
5300 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5301 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5302 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5303 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5304 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5305 instead of Pmode size.
5306 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5307 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5308 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5309 (concat_loc_descriptor, concatn_loc_descriptor,
5310 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5311 (add_location_or_const_value_attribute): Likewise. For single
5312 location loc_lists attempt to use add_const_value_attribute
5313 for constant decls. Add DW_AT_const_value even if
5314 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5316 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5317 (control_flow_insn_p): Likewise.
5318 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5319 (separate_decls_in_region_debug_bind): New.
5320 (separate_decls_in_region): Process debug bind stmts afterwards.
5321 * recog.c (verify_changes): Handle debug insns.
5322 (extract_insn): Likewise.
5323 (peephole2_optimize): Skip debug insns.
5324 * dse.c (scan_insn): Skip debug insns.
5325 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5327 (setup_id_for_insn): Handle debug insns.
5328 (maybe_tidy_empty_bb): Adjust whitespace.
5329 (tidy_control_flow): Skip debug insns.
5330 (sel_remove_insn): Adjust for debug insns.
5331 (sel_estimate_number_of_insns): Skip debug insns.
5332 (create_insn_rtx_from_pattern): Handle debug insns.
5333 (create_copy_of_insn_rtx): Likewise.
5334 * sel-sched-.h (sel_bb_end): Declare.
5335 (sel_bb_empty_or_nop_p): New.
5336 (get_all_loop_exits): Use it.
5337 (_eligible_successor_edge_p): Likewise.
5338 (return_nop_to_pool): Adjust.
5339 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5340 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5341 * gimple-pretty-print.c (dump_gimple_debug): New.
5342 (dump_gimple_stmt): Use it.
5343 (dump_bb_header): Skip gimple debug stmts.
5344 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5345 (fixup_match_2): Likewise.
5346 (regmove_backward_pass): Likewise. Simplify combined
5347 replacement. Handle debug insns.
5348 * function.c (instantiate_virtual_regs): Handle debug insns.
5349 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5350 * print-rtl.h: Include cselib.h.
5351 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5352 * df.h (df_inns_rescan_debug_internal): Declare.
5353 * gcse.c (alloc_hash_table): Estimate n_insns.
5354 (cprop_insn): Don't regard debug insns as changes.
5355 (bypass_conditional_jumps): Skip debug insns.
5356 (one_pre_gcse_pass): Adjust.
5357 (one_code_hoisting_pass): Likewise.
5358 (compute_ld_motion_mems): Skip debug insns.
5359 (one_cprop_pass): Adjust.
5360 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5361 (if_convertible_stmt_p): Handle debug stmts.
5362 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5363 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5364 * ira-build.c (create_bb_allocnos): Skip debug insns.
5365 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5366 (has_single_use): Likewise.
5367 (single_imm_use): Likewise.
5368 (num_imm_uses): Likewise.
5369 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5370 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5371 (create_outofssa_var_map): Likewise.
5372 * lower-subreg.c (adjust_decomposed_uses): New.
5373 (resolve_debug): New.
5374 (decompose_multiword_subregs): Use it.
5375 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5376 * emit-rtl.c: Include params.h.
5377 (cur_debug_insn_uid): Define.
5378 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5379 (copy_rtx_if_shared_1): Handle debug insns.
5380 (reset_used_flags): Likewise.
5381 (set_used_flags): LIkewise.
5382 (get_max_insn_count): New.
5383 (next_nondebug_insn): New.
5384 (prev_nondebug_insn): New.
5385 (make_debug_insn_raw): New.
5386 (emit_insn_before_noloc): Handle debug insns.
5387 (emit_jump_insn_before_noloc): Likewise.
5388 (emit_call_insn_before_noloc): Likewise.
5389 (emit_debug_insn_before_noloc): New.
5390 (emit_insn_after_noloc): Handle debug insns.
5391 (emit_jump_insn_after_noloc): Likewise.
5392 (emit_call_insn_after_noloc): Likewise.
5393 (emit_debug_insn_after_noloc): Likewise.
5394 (emit_insn_after): Take loc from earlier non-debug insn.
5395 (emit_jump_insn_after): Likewise.
5396 (emit_call_insn_after): Likewise.
5397 (emit_debug_insn_after_setloc): New.
5398 (emit_debug_insn_after): New.
5399 (emit_insn_before): Take loc from later non-debug insn.
5400 (emit_jump_insn_before): Likewise.
5401 (emit_call_insn_before): Likewise.
5402 (emit_debug_insn_before_setloc): New.
5403 (emit_debug_insn_before): New.
5404 (emit_insn): Handle debug insns.
5405 (emit_debug_insn): New.
5406 (emit_jump_insn): Handle debug insns.
5407 (emit_call_insn): Likewise.
5409 (init_emit): Take min-nondebug-insn-uid into account.
5410 Initialize cur_debug_insn_uid.
5411 (emit_copy_of_insn_after): Handle debug insns.
5412 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5413 location of single rhs in place.
5414 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5415 (floor_sdiv_adjust): New.
5416 (cell_sdiv_adjust): New.
5417 (cell_udiv_adjust): New.
5418 (round_sdiv_adjust): New.
5419 (round_udiv_adjust): New.
5420 (wrap_constant): Moved from cselib.
5421 (unwrap_constant): New.
5422 (expand_debug_expr): New.
5423 (expand_debug_locations): New.
5424 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5426 (gimple_expand_cfg): Expand debug locations.
5427 * cselib.c: Include tree-pass.h.
5428 (struct expand_value_data): New.
5429 (cselib_record_sets_hook): New.
5430 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5431 (cselib_clear_table): Move, and implemnet in terms of...
5432 (cselib_reset_table_with_next_value): ... this.
5433 (cselib_get_next_unknown_value): New.
5434 (discard_useless_locs): Don't discard preserved values.
5435 (cselib_preserve_value): New.
5436 (cselib_preserved_value_p): New.
5437 (cselib_preserve_definitely): New.
5438 (cselib_clear_preserve): New.
5439 (cselib_preserve_only_values): New.
5440 (new_cselib_val): Take rtx argument. Dump it in details.
5441 (cselib_lookup_mem): Adjust.
5442 (expand_loc): Take regs_active in struct. Adjust. Silence
5443 dumps unless details are requested.
5444 (cselib_expand_value_rtx_cb): New.
5445 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5446 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5447 without details. Copy more subregs. Try to resolve values
5448 using a callback. Wrap constants.
5449 (cselib_subst_to_values): Adjust.
5450 (cselib_log_lookup): New.
5451 (cselib_lookup): Call it.
5452 (cselib_invalidate_regno): Don't count preserved values as useless.
5453 (cselib_invalidate_mem): Likewise.
5454 (cselib_record_set): Likewise.
5455 (struct set): Renamed to cselib_set, moved to cselib.h.
5456 (cselib_record_sets): Adjust. Call hook.
5457 (cselib_process_insn): Reset table when it would be cleared.
5458 (dump_cselib_val): New.
5459 (dump_cselib_table): New.
5460 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5461 (remove_forwarder_block): Support moving debug stmts.
5462 * cselib.h (cselib_record_sets_hook): Declare.
5463 (cselib_expand_callback): New type.
5464 (cselib_expand_value_rtx_cb): Declare.
5465 (cselib_reset_table_with_next_value): Declare.
5466 (cselib_get_next_unknown_value): Declare.
5467 (cselib_preserve_value): Declare.
5468 (cselib_preserved_value_p): Declare.
5469 (cselib_preserve_only_values): Declare.
5470 (dump_cselib_table): Declare.
5471 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5472 (try_crossjump_to_edge): Likewise.
5473 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5474 dominated blocks when debug stmts are present.
5475 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5476 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5477 (set_var_live_on_entry): Likewise.
5478 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5479 * cfglayout.c (curr_location, last_location): Make static.
5480 (set_curr_insn_source_location): Don't avoid bouncing.
5481 (get_curr_insn_source_location): New.
5482 (get_curr_insn_block): New.
5483 (duplicate_insn_chain): Handle debug insns.
5484 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5486 * common.opt (fcompare-debug): Move to sort order.
5487 (fdump-unnumbered-links): Likewise.
5488 (fvar-tracking-assignments): New.
5489 (fvar-tracking-assignments-toggle): New.
5490 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5491 because of debug stmts.
5492 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5493 (eliminate_unnecessary_stmts): Walk dominated blocks before
5495 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5496 * ira.c (memref_used_between_p): Skip debug insns.
5497 (update_equiv_regs): Likewise.
5498 * sched-deps.c (sd_lists_size): Accept empty list.
5499 (sd_init_insn): Mark debug insns.
5500 (sd_finish_insn): Unmark them.
5501 (sd_add_dep): Reject non-debug deps on debug insns.
5502 (fixup_sched_groups): Give debug insns group treatment.
5504 (sched_analyze_reg): Don't mark debug insns for sched before call.
5505 (sched_analyze_2): Handle debug insns.
5506 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5508 (deps_analyze_insn): Handle debug insns.
5509 (deps_start_bb): Skip debug insns.
5510 (init_deps): Initialize last_debug_insn.
5511 * tree-ssa.c (target_for_debug_bind): New.
5512 (find_released_ssa_name): New.
5513 (propagate_var_def_into_debug_stmts): New.
5514 (propagate_defs_into_debug_stmts): New.
5515 (verify_ssa): Skip debug bind stmts without values.
5516 (warn_uninialized_vars): Skip debug stmts.
5517 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5518 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5519 (rtx_equal_p): Likewise.
5520 * ira-costs.c (scan_one_insn): Skip debug insns.
5521 (process_bb_node_for_hard_reg_moves): Likewise.
5522 * rtl.h (DEBUG_INSN_P): New.
5523 (NONDEBUG_INSN_P): New.
5524 (MAY_HAVE_DEBUG_INSNS): New.
5525 (INSN_P): Accept debug insns.
5526 (RTX_FRAME_RELATED_P): Likewise.
5527 (INSN_DELETED_P): Likewise
5528 (PAT_VAR_LOCATION_DECL): New.
5529 (PAT_VAR_LOCATION_LOC): New.
5530 (PAT_VAR_OCATION_STATUS): New.
5531 (NOTE_VAR_LOCATION_DECL): Reimplement.
5532 (NOTE_VAR_LOCATION_LOC): Likewise.
5533 (NOTE_VAR_LOCATION_STATUS): Likewise.
5534 (INSN_VAR_LOCATION): New.
5535 (INSN_VAR_LOCATION_DECL): New.
5536 (INSN_VAR_LOCATION_LOC): New.
5537 (INSN_VAR_LOCATION_STATUS): New.
5538 (gen_rtx_UNKNOWN_VAR_LOC): New.
5539 (VAR_LOC_UNKNOWN_P): New.
5540 (NOTE_DURING_CALL_P): New.
5541 (SCHED_GROUP_P): Accept debug insns.
5542 (emit_debug_insn_before): Declare.
5543 (emit_debug_insn_before_noloc): Declare.
5544 (emit_debug_insn_beore_setloc): Declare.
5545 (emit_debug_insn_after): Declare.
5546 (emit_debug_insn_after_noloc): Declare.
5547 (emit_debug_insn_after_setloc): Declare.
5548 (emit_debug_insn): Declare.
5549 (make_debug_insn_raw): Declare.
5550 (prev_nondebug_insn): Declare.
5551 (next_nondebug_insn): Declare.
5552 (delegitimize_mem_from_attrs): Declare.
5553 (get_max_insn_count): Declare.
5554 (wrap_constant): Declare.
5555 (unwrap_constant): Declare.
5556 (get_curr_insn_source_location): Declare.
5557 (get_curr_insn_block): Declare.
5558 * tree-inline.c (insert_debug_decl_map): New.
5559 (processing_debug_stmt): New.
5560 (remap_decl): Don't create new mappings in debug stmts.
5561 (remap_gimple_op_r): Don't add references in debug stmts.
5562 (copy_tree_body_r): Likewise.
5563 (remap_gimple_stmt): Handle debug bind stmts.
5564 (copy_bb): Skip debug stmts.
5565 (copy_edges_for_bb): Likewise.
5566 (copy_debug_stmt): New.
5567 (copy_debug_stmts): New.
5568 (copy_body): Copy debug stmts at the end.
5569 (insert_init_debug_bind): New.
5570 (insert_init_stmt): Take id. Skip and emit debug stmts.
5571 (setup_one_parameter): Remap variable earlier, register debug mapping.
5572 (estimate_num_insns): Skip debug stmts.
5573 (expand_call_inline): Preserve debug_map.
5574 (optimize_inline_calls): Check for no debug_stmts left-overs.
5575 (unsave_expr_now): Preserve debug_map.
5576 (copy_gimple_seq_and_replace_locals): Likewise.
5577 (tree_function_versioning): Check for no debug_stmts left-overs.
5578 Init and destroy debug_map as needed. Split edges unconditionally.
5579 (build_duplicate_type): Init and destroy debug_map as needed.
5580 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5581 (struct copy_body_data): Add debug_stmts and debug_map.
5582 * sched-int.h (struct ready_list): Add n_debug.
5583 (struct deps): Add last_debug_insn.
5584 (DEBUG_INSN_SCHED_P): New.
5585 (BOUNDARY_DEBUG_INSN_P): New.
5586 (SCHEDULE_DEBUG_INSN_P): New.
5587 (sd_iterator_cond): Accept empty list.
5588 * combine.c (create_log_links): Skip debug insns.
5589 (combine_instructions): Likewise.
5590 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5591 return value is always unshared.
5592 (struct rtx_subst_pair): New.
5593 (auto_adjust_pair): New.
5594 (propagate_for_debug_subst): New.
5595 (propagate_for_debug): New.
5596 (try_combine): Skip debug insns. Propagate removed defs into
5598 (next_nonnote_nondebug_insn): New.
5599 (distribute_notes): Use it. Skip debug insns.
5600 (distribute_links): Skip debug insns.
5601 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5602 * resource.c (mark_target_live_regs): Likewise.
5603 * var-tracking.c: Include cselib.h and target.h.
5604 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5606 (micro_operation_type_name): New.
5607 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5608 (struct micro_operation_def): Update comments.
5609 (decl_or_value): New type. Use instead of decls.
5610 (struct emit_note_data_def): Add vars.
5611 (struct attrs_def): Use decl_or_value.
5612 (struct variable_tracking_info_def): Add permp, flooded.
5613 (struct location_chain_def): Update comment.
5614 (struct variable_part_def): Use decl_or_value.
5615 (struct variable_def): Make var_part a variable length array.
5617 (scratch_regs): New.
5618 (cselib_hook_called): New.
5619 (dv_is_decl_p): New.
5620 (dv_is_value_p): New.
5623 (dv_as_opaque): New.
5624 (dv_onepart_p): New.
5626 (IS_DECL_CODE): New.
5627 (check_value_is_not_decl): New.
5628 (dv_from_decl): New.
5629 (dv_from_value): New.
5630 (dv_htab_hash): New.
5631 (variable_htab_hash): Use it.
5632 (variable_htab_eq): Support values.
5633 (variable_htab_free): Free from the right pool.
5634 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5635 (attrs_list_union): Adjust.
5636 (attrs_list_mpdv_union): New.
5637 (tie_break_pointers): New.
5638 (canon_value_cmp): New.
5639 (unshare_variable): Return possibly-modified slot.
5640 (vars_copy_1): Adjust.
5641 (var_reg_decl_set): Adjust. Split out of...
5642 (var_reg_set): ... this.
5643 (get_init_value): Adjust.
5644 (var_reg_delete_and_set): Adjust.
5645 (var_reg_delete): Adjust.
5646 (var_regno_delete): Adjust.
5647 (var_mem_decl_set): Split out of...
5648 (var_mem_set): ... this.
5649 (var_mem_delete_and_set): Adjust.
5650 (var_mem_delete): Adjust.
5654 (variable_union): Adjust. Speed up merge of 1-part vars.
5655 (variable_canonicalize): Use unshared slot.
5656 (VALUED_RECURSED_INTO): New.
5657 (find_loc_in_1pdv): New.
5658 (struct dfset_merge): New.
5659 (insert_into_intersection): New.
5660 (intersect_loc_chains): New.
5662 (canonicalize_loc_order_check): New.
5663 (canonicalize_values_mark): New.
5664 (canonicalize_values_star): New.
5665 (variable_merge_over_cur): New.
5666 (variable_merge_over_src): New.
5667 (dataflow_set_merge): New.
5668 (dataflow_set_equiv_regs): New.
5669 (remove_duplicate_values): New.
5670 (struct dfset_post_merge): New.
5671 (variable_post_merge_new_vals): New.
5672 (variable_post_merge_perm_vals): New.
5673 (dataflow_post_merge_adjust): New.
5674 (find_mem_expr_in_1pdv): New.
5675 (dataflow_set_preserve_mem_locs): New.
5676 (dataflow_set_remove_mem_locs): New.
5677 (dataflow_set_clear_at_call): New.
5678 (onepart_variable_different_p): New.
5679 (variable_different_p): Use it.
5680 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5681 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5683 (track_loc_p): Pass it true.
5684 (struct count_use_info): New.
5685 (find_use_val): New.
5686 (replace_expr_with_values): New.
5688 (use_type): New, partially split out of...
5689 (count_uses): ... this. Count new micro-ops.
5690 (count_uses_1): Adjust.
5691 (count_stores): Adjust.
5692 (count_with_sets): New.
5693 (VAL_NEEDS_RESOLUTION): New.
5694 (VAL_HOLDS_TRACK_EXPR): New.
5695 (VAL_EXPR_IS_COPIED): New.
5696 (VAL_EXPR_IS_CLOBBERED): New.
5697 (add_uses): Adjust. Generate new micro-ops.
5698 (add_uses_1): Adjust.
5699 (add_stores): Generate new micro-ops.
5700 (add_with_sets): New.
5701 (find_src_status): Adjust.
5702 (find_src_set_src): Adjust.
5703 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5704 Handle new micro-ops. Canonicalize value equivalances.
5705 (vt_find_locations): Compute total size of hash tables for
5706 dumping. Perform merge for var-tracking-assignments. Don't
5707 disregard single-block loops.
5708 (dump_attrs_list): Handle decl_or_value.
5709 (dump_variable): Take variable. Deal with decl_or_value.
5710 (dump_variable_slot): New.
5711 (dump_vars): Use it.
5712 (dump_dataflow_sets): Adjust.
5713 (set_slot_part): New, extended to support one-part variables
5714 after splitting out of...
5715 (set_variable_part): ... this.
5716 (clobber_slot_part): New, split out of...
5717 (clobber_variable_part): ... this.
5718 (delete_slot_part): New, split out of...
5719 (delete_variable_part): .... this.
5720 (check_wrap_constant): New.
5721 (vt_expand_loc_callback): New.
5722 (vt_expand_loc): New.
5723 (emit_note_insn_var_location): Adjust. Handle values. Handle
5724 EMIT_NOTE_AFTER_CALL_INSN.
5725 (emit_notes_for_differences_1): Adjust. Handle values.
5726 (emit_notes_for_differences_2): Likewise.
5727 (emit_notes_for_differences): Adjust.
5728 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5729 Adjust. Handle new micro-ops.
5730 (vt_add_function_parameters): Adjust. Create and bind values.
5731 (vt_initialize): Adjust. Initialize scratch_regs and
5732 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5733 operations. Move some code to count_with_sets and add_with_sets.
5734 (delete_debug_insns): New.
5735 (vt_debug_insns_local): New.
5736 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5738 (var_tracking_main): If var-tracking-assignments is enabled
5739 but var-tracking isn't, delete debug insns and leave. Likewise
5740 if we exceed limits or fail the stack adjustments tests, and
5741 after all var-tracking processing.
5742 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5743 (dataflow_set): Add traversed_vars.
5744 (value_chain, const_value_chain): New typedefs.
5745 (value_chain_pool, value_chains): New variables.
5746 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5747 add_value_chains, add_cselib_value_chains, remove_value_chain,
5748 remove_value_chains, remove_cselib_value_chains): New functions.
5749 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5750 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5752 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5753 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5754 (dst_can_be_shared): New variable.
5755 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5756 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5757 different from set->vars, look up slot again instead of using the
5759 (dataflow_set_init): Initialize traversed_vars.
5760 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5761 lookup if set->vars is shared. Don't keep slot cleared before
5762 calling unshare_variable. Unshare set->vars if needed. Adjust
5763 unshare_variable callers. Clear dst_can_be_shared if needed.
5764 Even ->refcount == 1 vars must be unshared if set->vars is shared
5765 and var needs to be modified.
5766 (dataflow_set_union): Set traversed_vars during canonicalization.
5767 (VALUE_CHANGED, DECL_CHANGED): Define.
5768 (set_dv_changed, dv_changed_p): New static inlines.
5769 (track_expr_p): Clear DECL_CHANGED.
5770 (dump_dataflow_sets): Set it.
5771 (variable_was_changed): Call set_dv_changed.
5772 (emit_note_insn_var_location): Likewise.
5773 (changed_variables_stack): New variable.
5774 (check_changed_vars_1, check_changed_vars_2): New functions.
5775 (emit_notes_for_changes): Do nothing if changed_variables is
5776 empty. Traverse changed_variables with check_changed_vars_1,
5777 call check_changed_vars_2 on each changed_variables_stack entry.
5778 (emit_notes_in_bb): Add SET argument. Just clear it at the
5779 beginning, use it instead of local &set, don't destroy it at the end.
5780 (vt_emit_notes): Call dataflow_set_clear early on all
5781 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5782 computed set, dataflow_set_clear also VTI(bb)->in when we are
5783 done with the basic block. Initialize changed_variables_stack,
5784 free it afterwards. If ENABLE_CHECKING verify that after noting
5785 differences to an empty set value_chains hash table is empty.
5786 (vt_initialize): Initialize value_chains and value_chain_pool.
5787 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5788 (variable_tracking_main): Call dump_dataflow_sets before calling
5789 vt_emit_notes, not after it.
5790 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5791 (propagate_var_def_into_debug_stmts): Declare.
5792 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5793 (df_set_note): Reject debug insns.
5794 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5795 add notes to debug insns.
5796 (df_note_bb_compute): Adjust. Likewise.
5797 (df_simulate_uses): Skip debug insns.
5798 (df_simulate_initialize_backwards): Likewise.
5799 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5800 (subst_stack_regs_pat): Reject debug insns.
5801 (convert_regs_1): Handle debug insns.
5802 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5803 (print-rtl.o): Depend on cselib.h.
5804 (cselib.o): Depend on TREE_PASS_H.
5805 (var-tracking.o): Depend on cselib.h and TARGET_H.
5806 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5807 (init_ready_list): Skip boundary debug insns.
5808 (add_branch_dependences): Skip debug insns.
5809 (free_block_dependencies): Check for blocks with only debug insns.
5810 (compute_priorities): Likewise.
5811 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5812 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5814 (gimple_build_debug_bind_stat): New.
5815 (empty_body_p): Skip debug stmts.
5816 (gimple_has_side_effects): Likewise.
5817 (gimple_rhs_has_side_effects): Likewise.
5818 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5819 (gimple_build_debug_bind_stat): Declare.
5820 (gimple_build_debug_bind): Define.
5821 (is_gimple_debug): New.
5822 (gimple_debug_bind_p): New.
5823 (gimple_debug_bind_get_var): New.
5824 (gimple_debug_bind_get_value): New.
5825 (gimple_debug_bind_get_value_ptr): New.
5826 (gimple_debug_bind_set_var): New.
5827 (gimple_debug_bind_set_value): New.
5828 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5829 (gimple_debug_bind_reset_value): New.
5830 (gimple_debug_bind_has_value_p): New.
5831 (gsi_next_nondebug): New.
5832 (gsi_prev_nondebug): New.
5833 (gsi_start_nondebug_bb): New.
5834 (gsi_last_nondebug_bb): New.
5835 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5836 (print_insn): Handle DEBUG_INSN.
5837 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5838 of first insn prevail.
5839 (first_stmt): Skip debug stmts.
5840 (first_non_label_stmt): Likewise.
5841 (last_stmt): Likewise.
5842 (has_zero_uses_1): New.
5843 (single_imm_use_1): New.
5844 (verify_gimple_debug): New.
5845 (verify_types_in_gimple_stmt): Handle debug stmts.
5846 (verify_stmt): Likewise.
5847 (debug_loop_num): Skip debug stmts.
5848 (remove_edge_and_dominated_blocks): Remove dominators last.
5849 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5850 (linearize_expr): Likewise.
5851 * config/i386/i386.c (ix86_delegitimize_address): Call
5852 default implementation.
5853 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5854 (group_barrier_needed): Skip debug insns.
5855 (emit_insn_group_barriers): Likewise.
5856 (emit_all_insn_group_barriers): Likewise.
5857 (ia64_variable_issue): Handle debug insns.
5858 (ia64_dfa_new_cycle): Likewise.
5859 (final_emit_insn_group_barriers): Skip debug insns.
5860 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5861 def cfa without frame.
5862 (process_set): Likewise.
5863 (process_for_unwind_directive): Pass frame on.
5864 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5865 (rs6000_delegitimize_address): New.
5866 (rs6000_debug_adjust_cost): Handle debug insns.
5867 (is_microcoded_insn): Likewise.
5868 (is_cracked_insn): Likewise.
5869 (is_nonpipeline_insn): Likewise.
5870 (insn_must_be_first_in_group): Likewise.
5871 (insn_must_be_last_in_group): Likewise.
5872 (force_new_group): Likewise.
5873 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5874 contains only debug insns.
5875 (rtl_merge_blocks): Skip debug insns.
5876 (purge_dead_edges): Likewise.
5877 (rtl_block_ends_with_call_p): Skip debug insns.
5878 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5879 (mark_reg_dependencies): Skip debug insns.
5880 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5881 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5882 * tree-ssa-threadedge.c
5883 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5884 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5885 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5886 (copyprop_hardreg_forward_1): Handle debug insns.
5887 * reload1.c (reload): Skip debug insns. Replace unassigned
5888 pseudos in debug insns with their equivalences.
5889 (eliminate_regs_in_insn): Skip debug insns.
5890 (emit_input_reload_insns): Skip debug insns at first, adjust
5892 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5893 (get_indirect_ref_operands): Pass opf_no_vops on.
5894 (get_expr_operands): Likewise. Skip debug stmts.
5895 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5897 2009-09-01 Richard Henderson <rth@redhat.com>
5899 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5900 stmt_ends_pp_p statements at least once.
5901 * tree-vrp.c (vrp_initialize): Likewise.
5902 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5904 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5907 Fix AIX bootstrap after PR debug/30161
5908 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5909 that is a GNU extension.
5910 (tmpl_value_parm_die_table): Move the definition of this global
5911 outside #ifdef DWARF2_DEBUGGING_INFO region.
5913 2009-09-01 Richard Guenther <rguenther@suse.de>
5915 * tree.c (tree_expr_size): New function.
5916 * tree.h (tree_expr_size): Declare.
5917 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5918 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5919 * langhooks.c (lhd_expr_size): Remove.
5920 * langhooks.h (struct lang_hooks): Remove expr_size.
5921 * explow.c (expr_size): Use tree_expr_size.
5922 (int_expr_size): Likewise.
5923 * langhooks-def.h (lhd_expr_size): Remove.
5924 (LANG_HOOKS_EXPR_SIZE): Likewise.
5925 (LANG_HOOKS_INITIALIZER): Adjust.
5927 2009-09-01 Richard Guenther <rguenther@suse.de>
5929 * tree-flow.h (mark_addressable): Move declaration ...
5930 * tree.h (mark_addressable): ... here.
5931 * stmt.c (expand_asm_operands): Use mark_addressable, not
5932 lang_hooks.mark_addressable.
5933 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5934 LANG_HOOKS_MARK_ADDRESSABLE.
5935 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5936 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5938 2009-08-31 Chris Demetriou <cgd@google.com>
5940 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5941 vectorize if not TARGET_SSE2.
5943 2009-08-31 DJ Delorie <dj@redhat.com>
5945 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5946 registers if no coprocessor is enabled.
5948 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5951 * cgraph.h (cgraph_get_node): Declare ...
5952 * cgraph.c (cgraph_get_node): ... new function.
5953 * dwarf2out.c (gen_generic_params_dies,
5954 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5955 make_ith_pack_parameter_name,
5956 append_entry_to_tmpl_value_parm_die_table,
5957 gen_remaining_tmpl_value_param_die_attribute): New functions.
5958 (gen_subprogram_die): Generate debug info for template parameters
5959 if debug info level is higher than DINFO_LEVEL_TERSE.
5960 Use tree_add_const_value_attribute_for_decl instead of
5961 tree_add_const_value_attribute.
5962 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5963 instead of tree_add_const_value_attribute.
5964 (gen_struct_or_union_type_die): Generate debug
5965 info for template parameters if debug info level is higher than
5967 (tree_add_const_value_attribute): Handle integral and pointer
5968 constants. Update comment.
5969 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5970 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5971 (reference_to_unused): Fix thinko. Remove redundant predicates from
5973 (tree_add_const_value_attribute): Make this work for constant
5975 tree_add_const_value_attribute_for_decl is to be used for variable
5977 (add_location_or_const_value_attribute): Use
5978 tree_add_const_value_attribute_for_decl now.
5979 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5980 DW_TAG_template_value_param DIEs after function DIEs have been
5982 * langhooks.h (lang_hooks_for_types): Add
5983 get_argument_pack_elems.
5984 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5985 (lang_hooks): Added get_innermost_generic_parms,
5986 get_innermost_generic_args.
5987 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5988 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5989 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5990 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5992 2009-08-31 DJ Delorie <dj@redhat.com>
5994 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5995 it once we start generating the prologue or epilogue.
5996 (mep_call_saves_register): If the frame is locked, re-use
5998 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5999 (mep_expand_prologue): Call it.
6000 (mep_expand_epilogue): Likewise.
6001 (mep_start_function): Use the same logic as mep_expand_prologue.
6002 (mep_pass_by_reference): Make logic more readable.
6003 (mep_return_in_memory): Zero-sized objects are passed in memory.
6004 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6006 2009-08-31 Richard Guenther <rguenther@suse.de>
6008 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6009 to query if the memory regions for memmove overlap.
6010 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6011 asserts on pointers, instead deal with odd trees.
6012 (ptr_derefs_may_alias_p): Likewise.
6013 (refs_may_alias_p_1): Constructor bases also never alias.
6015 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6017 * doc/install.texi (Final install): Adjust reference on where to
6018 order printed manuals.
6020 2009-08-30 Olivier Hainque <hainque@adacore.com>
6022 * dwarf2out.c (switch_to_frame_table_section): Move
6023 definition prior to first use.
6025 2009-08-30 Richard Guenther <rguenther@suse.de>
6027 PR tree-optimization/41186
6028 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6029 (ao_ref_init_from_ptr_and_size): New function.
6030 (ref_maybe_used_by_call_p_1): Be more precise tracking
6031 used ranges for builtin functions.
6032 (ref_maybe_used_by_call_p): Adjust.
6033 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6034 ranges for builtin functions.
6035 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6037 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6040 * fwprop.c (get_reg_use_in): Delete.
6041 (free_load_extend): New function.
6042 (forward_propagate_subreg): Use it.
6044 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6046 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6048 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6051 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6054 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6056 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6057 fini or fini_array section.
6059 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6061 * graphite-dependences.c (graphite_legal_transform_bb): Call
6062 pbb_remove_duplicate_pdrs.
6063 * graphite-poly.c (can_collapse_pdr): Removed.
6064 (pdr_find_duplicate): Removed.
6065 (can_collapse_pdrs): New.
6066 (pbb_remove_duplicate_pdrs): New.
6067 (new_poly_dr): Do not look for duplicates.
6068 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6069 (PBB_PDR_DUPLICATES_REMOVED): New.
6070 (pbb_remove_duplicate_pdrs): Declared.
6072 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6074 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6075 the strides by multiplying by PDR_NB_REFS.
6076 * graphite-poly.c (can_collapse_pdr): New.
6077 (pdr_find_duplicate): New.
6078 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6079 Initialize PDR_NB_REFS.
6080 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6082 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6084 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6087 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6090 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6092 * graphite-dependences.c (pddr_original_scattering): Return NULL
6093 for read-read dependence relations.
6094 * graphite-poly.h (enum poly_dr_type): Fix comment.
6097 (pdr_may_write_p): New.
6099 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6101 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6102 (struct poly_dr): Same.
6103 (new_poly_dr): Same.
6104 * graphite-poly.c (new_poly_dr): Same.
6105 * graphite-dependences.c (dot_deps): Disable call to system.
6107 2009-08-28 Cary Coutant <ccoutant@google.com>
6110 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6111 struct/union/enum types local to a function.
6113 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6114 Sebastian Pop <sebastian.pop@amd.com>
6116 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6117 pbb_strip_mine_time_depth. Changed the implementation so that
6118 transformation is expressed as a transformation on
6119 time (scatttering) dimensions. Also, ensures that the 2d+1
6120 scheduling format is preserved.
6121 (pbb_strip_mine_profitable_p): Profitability is based on the
6122 iteration number of a given time (scattering) dimension,
6123 and not on a original loop depth dimension.
6124 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6125 (pbb_do_strip_mine): Call psct_dynamic_dim.
6126 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6127 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6128 (pbb_nb_dynamic_scattering_transform): New.
6129 (psct_dynamic_dim): New.
6131 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6133 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6134 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6135 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6136 * graphite-interchange.c (build_linearized_memory_access): Same.
6137 (memory_stride_in_loop): Same.
6139 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6141 * graphite-dependences.c (pddr_original_scattering): New.
6142 (graphite_legal_transform_dr): Call pddr_original_scattering.
6145 * graphite-dependences.h (dot_deps): Declared.
6146 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6147 (print_pdr): Print PDR_ID.
6148 * graphite-poly.h (struct poly_dr): Add field id.
6151 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6153 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6155 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6156 not delete the original dependence relation.
6158 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6160 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6161 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6162 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6163 (free_poly_ddr): New.
6164 (pddr_is_empty): New.
6165 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6166 (dependence_polyhedron): Same. Remove useless gcc_assert.
6168 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6169 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6170 * graphite-dependences.h (enum poly_dependence_kind): New.
6171 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6172 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6173 (PDRP_SINK): Renamed PDDR_SINK.
6174 (PDRP_DDP): Renamed PDDR_DDP.
6176 (free_poly_ddr): Declared.
6177 * graphite-poly.c (new_scop): Use the new hash function names.
6178 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6179 into original_pddrs.
6180 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6182 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6184 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6185 bounds with LT_EXPR to make niter analysis more precise on code
6186 generated by Graphite.
6188 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6190 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6191 (graphite_legal_transform_bb): Same.
6192 (poly_drs_may_alias_p): Same.
6194 2009-08-28 Richard Guenther <rguenther@suse.de>
6196 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6198 2009-08-28 Jan Beulich <jbeulich@novell.com>
6200 * config/i386/netware.c: Include langhooks.h.
6201 (i386_nlm_encode_section_info): Simplify.
6202 (netware_override_options): Delete.
6203 * config/i386/netware.h (netware_override_options): Delete
6205 (OVERRIDE_OPTIONS): Delete definition.
6206 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6207 (ASM_COMMENT_START): Define.
6208 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6210 2009-08-28 Jan Beulich <jbeulich@novell.com>
6212 * configure.ac: For in-tree ld, do a plain version check to
6213 determine whether comdat groups are supported.
6214 * configure: Regenerate.
6216 2009-08-28 Olivier Hainque <hainque@adacore.com>
6218 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6219 always defined. Reflect definition or absence of such for
6220 COLLECT_EXPORT_LIST. Readability helper.
6221 (scanfilter): New enum, to help control what symbols
6222 are to be considered or ignored by scan_prog_file.
6223 (enum pass): Rename as "scanpass", moved together with scanfilter
6224 prior to scan_prog_file's prototype.
6225 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6226 Group prototype with the scanpass/scanfilter definitions, factorize
6227 head comments for the several implementations at the prototype.
6228 (main): Reorganize the first pass link control to let AIX
6229 drag only the needed frame tables in executables. Prevent
6230 frame tables collection during the scan aimed at static ctors.
6231 Pre-link and scan for frame tables later to compensate.
6232 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6233 A C statement to issue assembly directives that create a reference
6234 to the given DWARF table identifier label from the current function
6236 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6237 to differentiate first time section entry. Only emit a .data
6238 tables start identifier label the first time around.
6239 (switch_to_frame_table_section): New function. Helper for
6240 output_call_frame_info to switch possibly BACK into the eh_frame
6241 or the debug_frame section depending on FOR_EH.
6242 (output_call_frame_info): Use helper to first enter the proper
6244 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6245 emit a link to the frame table start label from each function
6247 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6248 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6249 * config/rs6000/rs6000-protos.h: Declare it.
6250 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6252 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6254 * config/sh/sh.c (split_branches): Check the result of
6257 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6259 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6260 using -pthread -fopenmp
6262 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6264 * doc/service.texi (service directory): Update URL.
6266 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6268 PR rtl-optimization/40861
6269 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6270 extract word from a multi-word subreg for negative byte positions.
6272 2009-08-27 Tristan Gingold <gingold@adacore.com>
6273 Douglas B Rupp <rupp@gnat.com>
6275 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6276 (SECTION_VMS_OVERLAY): Define.
6277 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6279 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6281 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6282 common_object declarations.
6283 (ia64_section_type_flags): Set section flag for common_object.
6284 * config/ia64/ia64-protos.h
6285 (ia64_vms_output_aligned_decl_common): Declare.
6286 (ia64_vms_elf_asm_named_section): Declare.
6288 2009-08-27 Michael Matz <matz@suse.de>
6290 * expr.c (expand_expr_real_2): New function taking exploded
6291 unary or binary expression, split out from ...
6292 (expand_expr_real_1): ... here. Move over all unary/binary
6293 switch parts to above function, in particular these codes:
6294 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6295 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6296 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6297 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6298 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6299 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6300 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6301 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6302 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6303 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6304 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6305 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6306 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6307 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6308 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6309 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6310 VEC_PACK_FIX_TRUNC_EXPR.
6311 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6314 2009-08-27 Richard Guenther <rguenther@suse.de>
6316 * gengtype.c (main): Handle uint64_t.
6317 * ipa-utils.c (get_base_var): Indent properly.
6318 * tree-ssa-live.c (debug_scope_block): New function.
6319 * tree-flow.h (debug_scope_block): Declare.
6320 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6321 * basic-block.h (enum profile_status): Rename to
6322 enum profile_status_d.
6323 (x_profile_status): Adjust type.
6325 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6328 * dwarf2out.c (get_context_die): Declare this static function.
6329 (gen_type_die_with_usage): Make sure a DIE is a generated for
6330 the context of a typedef.
6332 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6334 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6337 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6339 * config/mips/mips-protos.h (mips_output_sync): Declare.
6340 (mips_sync_loop_insns): Likewise.
6341 (mips_output_sync_loop): Replace first two parameters with an rtx.
6342 * config/mips/mips.c (mips_multi_member): New structure.
6343 (mips_multi_members): New variable.
6344 (mips_multi_start): New function.
6345 (mips_multi_add): Likewise.
6346 (mips_multi_add_insn): Likewise.
6347 (mips_multi_add_label): Likewise.
6348 (mips_multi_last_index): Likewise.
6349 (mips_multi_copy_insn): Likewise.
6350 (mips_multi_set_operand): Likewise.
6351 (mips_multi_write): Likewise.
6352 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6353 (mips_init_print_operand_punct): Update accordingly.
6354 (mips_start_ll_sc_sync_block): New function.
6355 (mips_end_ll_sc_sync_block): Likewise.
6356 (mips_output_sync): Likewise.
6357 (mips_sync_insn1_template): Likewise.
6358 (mips_sync_insn2_template): Likewise.
6359 (mips_get_sync_operand): Likewise.
6360 (mips_process_sync_loop): Likewise.
6361 (mips_output_sync_loop): Use mips_process_sync_loop.
6362 (mips_sync_loop_insns): New function.
6363 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6364 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6365 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6366 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6367 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6368 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6369 (MIPS_SYNC_OLD_OP_12): Likewise.
6370 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6371 (MIPS_SYNC_NEW_OP_12): Likewise.
6372 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6373 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6374 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6375 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6376 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6377 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6378 * config/mips/mips.md (sync_mem): New attribute.
6379 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6380 (sync_exclusive_mask, sync_required_oldval): Likewise.
6381 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6382 (sync_release_barrier): Likewise.
6383 (length): Handle sync loops.
6384 (sync): Use mips_output_sync.
6385 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6386 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6387 and use mips_output_sync_loop.
6388 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6389 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6390 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6391 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6392 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6393 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6394 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6395 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6396 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6398 2009-08-26 Richard Guenther <rguenther@suse.de>
6401 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6402 the types to not match.
6403 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6405 * tree-ssa.c (useless_type_conversion_p): Conversions to
6406 pointers to unprototyped functions are useless.
6408 2009-08-26 Richard Guenther <rguenther@suse.de>
6410 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6411 whole-program condition, prepare to be called for non-globals.
6412 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6413 params build a representative with known type and track its fields.
6415 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6417 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6418 clearing by a taken branch.
6419 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6420 effectively after bbro pass.
6421 (sync_nand<mode>): Ditto.
6422 (sync_old_<fetchop_name><mode>): Ditto.
6423 (sync_old_nand<mode>): Ditto.
6424 (sync_new_<fetchop_name><mode>): Dito.
6425 (sync_new_nand<mode>): Ditto.
6426 (sync_compare_and_swap<mode>_1): Ditto.
6427 (*sync_compare_and_swap<mode>): Ditto.
6428 (sync_lock_test_and_set<mode>_1): Ditto.
6429 ("sync_lock_test_and_set<mode>): Ditto.
6431 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6433 * hwint.h (HOST_LONG_FORMAT): New macro
6434 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6435 Use HOST_PTR_PRINTF.
6436 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6437 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6438 (HOST_PTR_PRINTF): Document.
6440 2009-08-25 Jan Hubicka <jh@suse.cz>
6442 * config/i386/bmmintrin.h: Replace by #error.
6445 Michael Meissner <michael.meissner@amd.com>
6446 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6447 Tony Linthicum <tony.linthicum@amd.com>
6449 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6450 (TARGET_ROUND): New macro for the round/ptest instructions which
6451 are shared between SSE4.1 and SSE5.
6452 (OPTION_MASK_ISA_ROUND): Ditto.
6453 (OPTION_ISA_ROUND): Ditto.
6454 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6455 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6457 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6458 (-mfused-madd): New switch to give users control over whether the
6459 compiler optimizes to use the multiply/add SSE5 instructions.
6461 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6462 (ix86_handle_option): Turn off 3dnow if -msse5.
6463 (override_options): Add SSE5 support.
6464 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6466 (ix86_expand_sse_movcc): Add SSE5 support.
6467 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6468 vector type to the next largest size.
6469 (ix86_expand_sse5_pack): New function to use pperm to pack a
6470 vector type to the next smallest size.
6471 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6472 (IX86_BUILTIN_FMADDSD): Ditto.
6473 (IX86_BUILTIN_FMADDPS): Ditto.
6474 (IX86_BUILTIN_FMADDPD): Ditto.
6475 (IX86_BUILTIN_FMSUBSS): Ditto.
6476 (IX86_BUILTIN_FMSUBSD): Ditto.
6477 (IX86_BUILTIN_FMSUBPS): Ditto.
6478 (IX86_BUILTIN_FMSUBPD): Ditto.
6479 (IX86_BUILTIN_FNMADDSS): Ditto.
6480 (IX86_BUILTIN_FNMADDSD): Ditto.
6481 (IX86_BUILTIN_FNMADDPS): Ditto.
6482 (IX86_BUILTIN_FNMADDPD): Ditto.
6483 (IX86_BUILTIN_FNMSUBSS): Ditto.
6484 (IX86_BUILTIN_FNMSUBSD): Ditto.
6485 (IX86_BUILTIN_FNMSUBPS): Ditto.
6486 (IX86_BUILTIN_FNMSUBPD): Ditto.
6487 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6488 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6489 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6490 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6491 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6492 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6493 (IX86_BUILTIN_PPERM): Ditto.
6494 (IX86_BUILTIN_PERMPS): Ditto.
6495 (IX86_BUILTIN_PERMPD): Ditto.
6496 (IX86_BUILTIN_PMACSSWW): Ditto.
6497 (IX86_BUILTIN_PMACSWW): Ditto.
6498 (IX86_BUILTIN_PMACSSWD): Ditto.
6499 (IX86_BUILTIN_PMACSWD): Ditto.
6500 (IX86_BUILTIN_PMACSSDD): Ditto.
6501 (IX86_BUILTIN_PMACSDD): Ditto.
6502 (IX86_BUILTIN_PMACSSDQL): Ditto.
6503 (IX86_BUILTIN_PMACSSDQH): Ditto.
6504 (IX86_BUILTIN_PMACSDQL): Ditto.
6505 (IX86_BUILTIN_PMACSDQH): Ditto.
6506 (IX86_BUILTIN_PMADCSSWD): Ditto.
6507 (IX86_BUILTIN_PMADCSWD): Ditto.
6508 (IX86_BUILTIN_PHADDBW): Ditto.
6509 (IX86_BUILTIN_PHADDBD): Ditto.
6510 (IX86_BUILTIN_PHADDBQ): Ditto.
6511 (IX86_BUILTIN_PHADDWD): Ditto.
6512 (IX86_BUILTIN_PHADDWQ): Ditto.
6513 (IX86_BUILTIN_PHADDDQ): Ditto.
6514 (IX86_BUILTIN_PHADDUBW): Ditto.
6515 (IX86_BUILTIN_PHADDUBD): Ditto.
6516 (IX86_BUILTIN_PHADDUBQ): Ditto.
6517 (IX86_BUILTIN_PHADDUWD): Ditto.
6518 (IX86_BUILTIN_PHADDUWQ): Ditto.
6519 (IX86_BUILTIN_PHADDUDQ): Ditto.
6520 (IX86_BUILTIN_PHSUBBW): Ditto.
6521 (IX86_BUILTIN_PHSUBWD): Ditto.
6522 (IX86_BUILTIN_PHSUBDQ): Ditto.
6523 (IX86_BUILTIN_PROTB): Ditto.
6524 (IX86_BUILTIN_PROTW): Ditto.
6525 (IX86_BUILTIN_PROTD): Ditto.
6526 (IX86_BUILTIN_PROTQ): Ditto.
6527 (IX86_BUILTIN_PROTB_IMM): Ditto.
6528 (IX86_BUILTIN_PROTW_IMM): Ditto.
6529 (IX86_BUILTIN_PROTD_IMM): Ditto.
6530 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6531 (IX86_BUILTIN_PSHLB): Ditto.
6532 (IX86_BUILTIN_PSHLW): Ditto.
6533 (IX86_BUILTIN_PSHLD): Ditto.
6534 (IX86_BUILTIN_PSHLQ): Ditto.
6535 (IX86_BUILTIN_PSHAB): Ditto.
6536 (IX86_BUILTIN_PSHAW): Ditto.
6537 (IX86_BUILTIN_PSHAD): Ditto.
6538 (IX86_BUILTIN_PSHAQ): Ditto.
6539 (IX86_BUILTIN_FRCZSS): Ditto.
6540 (IX86_BUILTIN_FRCZSD): Ditto.
6541 (IX86_BUILTIN_FRCZPS): Ditto.
6542 (IX86_BUILTIN_FRCZPD): Ditto.
6543 (IX86_BUILTIN_CVTPH2PS): Ditto.
6544 (IX86_BUILTIN_CVTPS2PH): Ditto.
6545 (IX86_BUILTIN_COMEQSS): Ditto.
6546 (IX86_BUILTIN_COMNESS): Ditto.
6547 (IX86_BUILTIN_COMLTSS): Ditto.
6548 (IX86_BUILTIN_COMLESS): Ditto.
6549 (IX86_BUILTIN_COMGTSS): Ditto.
6550 (IX86_BUILTIN_COMGESS): Ditto.
6551 (IX86_BUILTIN_COMUEQSS): Ditto.
6552 (IX86_BUILTIN_COMUNESS): Ditto.
6553 (IX86_BUILTIN_COMULTSS): Ditto.
6554 (IX86_BUILTIN_COMULESS): Ditto.
6555 (IX86_BUILTIN_COMUGTSS): Ditto.
6556 (IX86_BUILTIN_COMUGESS): Ditto.
6557 (IX86_BUILTIN_COMORDSS): Ditto.
6558 (IX86_BUILTIN_COMUNORDSS): Ditto.
6559 (IX86_BUILTIN_COMFALSESS): Ditto.
6560 (IX86_BUILTIN_COMTRUESS): Ditto.
6561 (IX86_BUILTIN_COMEQSD): Ditto.
6562 (IX86_BUILTIN_COMNESD): Ditto.
6563 (IX86_BUILTIN_COMLTSD): Ditto.
6564 (IX86_BUILTIN_COMLESD): Ditto.
6565 (IX86_BUILTIN_COMGTSD): Ditto.
6566 (IX86_BUILTIN_COMGESD): Ditto.
6567 (IX86_BUILTIN_COMUEQSD): Ditto.
6568 (IX86_BUILTIN_COMUNESD): Ditto.
6569 (IX86_BUILTIN_COMULTSD): Ditto.
6570 (IX86_BUILTIN_COMULESD): Ditto.
6571 (IX86_BUILTIN_COMUGTSD): Ditto.
6572 (IX86_BUILTIN_COMUGESD): Ditto.
6573 (IX86_BUILTIN_COMORDSD): Ditto.
6574 (IX86_BUILTIN_COMUNORDSD): Ditto.
6575 (IX86_BUILTIN_COMFALSESD): Ditto.
6576 (IX86_BUILTIN_COMTRUESD): Ditto.
6577 (IX86_BUILTIN_COMEQPS): Ditto.
6578 (IX86_BUILTIN_COMNEPS): Ditto.
6579 (IX86_BUILTIN_COMLTPS): Ditto.
6580 (IX86_BUILTIN_COMLEPS): Ditto.
6581 (IX86_BUILTIN_COMGTPS): Ditto.
6582 (IX86_BUILTIN_COMGEPS): Ditto.
6583 (IX86_BUILTIN_COMUEQPS): Ditto.
6584 (IX86_BUILTIN_COMUNEPS): Ditto.
6585 (IX86_BUILTIN_COMULTPS): Ditto.
6586 (IX86_BUILTIN_COMULEPS): Ditto.
6587 (IX86_BUILTIN_COMUGTPS): Ditto.
6588 (IX86_BUILTIN_COMUGEPS): Ditto.
6589 (IX86_BUILTIN_COMORDPS): Ditto.
6590 (IX86_BUILTIN_COMUNORDPS): Ditto.
6591 (IX86_BUILTIN_COMFALSEPS): Ditto.
6592 (IX86_BUILTIN_COMTRUEPS): Ditto.
6593 (IX86_BUILTIN_COMEQPD): Ditto.
6594 (IX86_BUILTIN_COMNEPD): Ditto.
6595 (IX86_BUILTIN_COMLTPD): Ditto.
6596 (IX86_BUILTIN_COMLEPD): Ditto.
6597 (IX86_BUILTIN_COMGTPD): Ditto.
6598 (IX86_BUILTIN_COMGEPD): Ditto.
6599 (IX86_BUILTIN_COMUEQPD): Ditto.
6600 (IX86_BUILTIN_COMUNEPD): Ditto.
6601 (IX86_BUILTIN_COMULTPD): Ditto.
6602 (IX86_BUILTIN_COMULEPD): Ditto.
6603 (IX86_BUILTIN_COMUGTPD): Ditto.
6604 (IX86_BUILTIN_COMUGEPD): Ditto.
6605 (IX86_BUILTIN_COMORDPD): Ditto.
6606 (IX86_BUILTIN_COMUNORDPD): Ditto.
6607 (IX86_BUILTIN_COMFALSEPD): Ditto.
6608 (IX86_BUILTIN_COMTRUEPD): Ditto.
6609 (IX86_BUILTIN_PCOMEQUB): Ditto.
6610 (IX86_BUILTIN_PCOMNEUB): Ditto.
6611 (IX86_BUILTIN_PCOMLTUB): Ditto.
6612 (IX86_BUILTIN_PCOMLEUB): Ditto.
6613 (IX86_BUILTIN_PCOMGTUB): Ditto.
6614 (IX86_BUILTIN_PCOMGEUB): Ditto.
6615 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6616 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6617 (IX86_BUILTIN_PCOMEQUW): Ditto.
6618 (IX86_BUILTIN_PCOMNEUW): Ditto.
6619 (IX86_BUILTIN_PCOMLTUW): Ditto.
6620 (IX86_BUILTIN_PCOMLEUW): Ditto.
6621 (IX86_BUILTIN_PCOMGTUW): Ditto.
6622 (IX86_BUILTIN_PCOMGEUW): Ditto.
6623 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6624 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6625 (IX86_BUILTIN_PCOMEQUD): Ditto.
6626 (IX86_BUILTIN_PCOMNEUD): Ditto.
6627 (IX86_BUILTIN_PCOMLTUD): Ditto.
6628 (IX86_BUILTIN_PCOMLEUD): Ditto.
6629 (IX86_BUILTIN_PCOMGTUD): Ditto.
6630 (IX86_BUILTIN_PCOMGEUD): Ditto.
6631 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6632 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6633 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6634 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6635 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6636 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6637 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6638 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6639 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6640 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6641 (IX86_BUILTIN_PCOMEQB): Ditto.
6642 (IX86_BUILTIN_PCOMNEB): Ditto.
6643 (IX86_BUILTIN_PCOMLTB): Ditto.
6644 (IX86_BUILTIN_PCOMLEB): Ditto.
6645 (IX86_BUILTIN_PCOMGTB): Ditto.
6646 (IX86_BUILTIN_PCOMGEB): Ditto.
6647 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6648 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6649 (IX86_BUILTIN_PCOMEQW): Ditto.
6650 (IX86_BUILTIN_PCOMNEW): Ditto.
6651 (IX86_BUILTIN_PCOMLTW): Ditto.
6652 (IX86_BUILTIN_PCOMLEW): Ditto.
6653 (IX86_BUILTIN_PCOMGTW): Ditto.
6654 (IX86_BUILTIN_PCOMGEW): Ditto.
6655 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6656 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6657 (IX86_BUILTIN_PCOMEQD): Ditto.
6658 (IX86_BUILTIN_PCOMNED): Ditto.
6659 (IX86_BUILTIN_PCOMLTD): Ditto.
6660 (IX86_BUILTIN_PCOMLED): Ditto.
6661 (IX86_BUILTIN_PCOMGTD): Ditto.
6662 (IX86_BUILTIN_PCOMGED): Ditto.
6663 (IX86_BUILTIN_PCOMFALSED): Ditto.
6664 (IX86_BUILTIN_PCOMTRUED): Ditto.
6665 (IX86_BUILTIN_PCOMEQQ): Ditto.
6666 (IX86_BUILTIN_PCOMNEQ): Ditto.
6667 (IX86_BUILTIN_PCOMLTQ): Ditto.
6668 (IX86_BUILTIN_PCOMLEQ): Ditto.
6669 (IX86_BUILTIN_PCOMGTQ): Ditto.
6670 (IX86_BUILTIN_PCOMGEQ): Ditto.
6671 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6672 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6673 (enum multi_arg_type): New enum for describing the various SSE5
6674 intrinsic argument types.
6675 (bdesc_multi_arg): New table for SSE5 intrinsics.
6676 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6677 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6679 (ix86_expand_builtin): Add SSE5 intrinsic support.
6680 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6681 operand instructions.
6682 (ix86_expand_sse5_multiple_memory): New function to split the
6683 second memory reference from SSE5 instructions.
6684 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6685 (ix86_return_pops_args): Use stdarg_p to determine if the function
6686 has variable arguments.
6687 (ix86_setup_incoming_varargs): Ditto.
6688 (x86_this_parameter): Ditto.
6690 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6692 (ix86_expand_sse5_pack): Ditto.
6693 (ix86_sse5_valid_op_p): Ditto.
6694 (ix86_expand_sse5_multiple_memory): Ditto.
6696 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6697 constant for SSE5 support.
6698 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6699 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6700 (UNSPEC_SSE5_PERMUTE): Ditto.
6701 (UNSPEC_SSE5_ASHIFT): Ditto.
6702 (UNSPEC_SSE5_LSHIFT): Ditto.
6703 (UNSPEC_FRCZ): Ditto.
6704 (UNSPEC_CVTPH2PS): Ditto.
6705 (UNSPEC_CVTPS2PH): Ditto.
6706 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6708 (COM_FALSE_S): Ditto.
6709 (COM_FALSE_P): Ditto.
6710 (COM_TRUE_S): Ditto.
6711 (COM_TRUE_P): Ditto.
6712 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6713 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6715 (memory attribute): Ditto.
6716 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6717 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6718 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6719 (floor<mode>2): Ditto.
6720 (ceil<mode>2): Ditto.
6721 (btrunc<mode>2): Ditto.
6722 (nearbyintdf2): Ditto.
6723 (nearbyintsf2): Ditto.
6724 (sse_setccsf): Disable if SSE5.
6725 (sse_setccdf): Ditto.
6726 (sse5_setcc<mode>): New support for SSE5 conditional move.
6727 (sse5_pcmov_<mode>): Ditto.
6729 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6731 (SSEMODEF2P): Ditto.
6732 (ssemodesuffixf4): New mode attribute for SSE5.
6733 (ssemodesuffixf2s): Ditto.
6734 (ssemodesuffixf2c): Ditto.
6735 (sserotatemax): Ditto.
6736 (ssescalarmode): Ditto.
6737 (sse_maskcmpv4sf3): Disable if SSE5.
6738 (sse_maskcmpv2df3): Ditto.
6739 (sse_vmmaskcmpv4sf3): Ditto.
6740 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6741 (sse5_vmfmadd<mode>4): Ditto.
6742 (sse5_fmsub<mode>4): Ditto.
6743 (sse5_vmfmsub<mode>4): Ditto.
6744 (sse5_fnmadd<mode>4): Ditto.
6745 (sse5_vmfnmadd<mode>4): Ditto.
6746 (sse5_fnmsub<mode>4): Ditto.
6747 (sse5_vmfnmsub<mode>4): Ditto.
6748 (sse5i_fmadd<mode>4): Ditto.
6749 (sse5i_fmsub<mode>4): Ditto.
6750 (sse5i_fnmadd<mode>4): Ditto.
6751 (sse5i_fnmsub<mode>4): Ditto.
6752 (sse5i_vmfmadd<mode>4): Ditto.
6753 (sse5i_vmfmsub<mode>4): Ditto.
6754 (sse5i_vmfnmadd<mode>4): Ditto.
6755 (sse5i_vmfnmsub<mode>4): Ditto.
6756 (mulv16qi3): Add SSE5 support.
6758 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6759 (sse2_mulv4si3): Disable if SSE5.
6760 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6761 (sse4_1_roundps): Ditto.
6762 (sse4_1_roundsd): Ditto.
6763 (sse4_1_roundss): Ditto.
6764 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6766 (sse_maskcmpsf3): Ditto.
6767 (sse_vmmaskcmpv4sf3): Ditto.
6768 (sse2_maskcmpv2df3): Ditto.
6769 (sse2_maskcmpdf3): Ditto.
6770 (sse2_vmmaskcmpv2df3): Ditto.
6771 (sse2_eq<mode>3): Ditto.
6772 (sse2_gt<mode>3): Ditto.
6773 (sse5_pcmov_<mode>): Add SSE5 support.
6774 (vec_unpacku_hi_v16qi): Ditto.
6775 (vec_unpacks_hi_v16qi): Ditto.
6776 (vec_unpacku_lo_v16qi): Ditto.
6777 (vec_unpacks_lo_v16qi): Ditto.
6778 (vec_unpacku_hi_v8hi): Ditto.
6779 (vec_unpacks_hi_v8hi): Ditto.
6780 (vec_unpacku_lo_v8hi): Ditto.
6781 (vec_unpacks_lo_v8hi): Ditto.
6782 (vec_unpacku_hi_v4si): Ditto.
6783 (vec_unpacks_hi_v4si): Ditto.
6784 (vec_unpacku_lo_v4si): Ditto.
6785 (vec_unpacks_lo_v4si): Ditto.
6786 (sse5_pmacsww): New SSE5 intrinsic insn.
6787 (sse5_pmacssww): Ditto.
6788 (sse5_pmacsdd): Ditto.
6789 (sse5_pmacssdd): Ditto.
6790 (sse5_pmacssdql): Ditto.
6791 (sse5_pmacssdqh): Ditto.
6792 (sse5_pmacsdqh): Ditto.
6793 (sse5_pmacsswd): Ditto.
6794 (sse5_pmacswd): Ditto.
6795 (sse5_pmadcsswd): Ditto.
6796 (sse5_pmadcswd): Ditto.
6797 (sse5_pcmov_<move>): Conditional move support on SSE5.
6798 (sse5_phaddbw): New SSE5 intrinsic insn.
6799 (sse5_phaddbd): Ditto.
6800 (sse5_phaddbq): Ditto.
6801 (sse5_phaddwd): Ditto.
6802 (sse5_phaddwq): Ditto.
6803 (sse5_phadddq): Ditto.
6804 (sse5_phaddubw): Ditto.
6805 (sse5_phaddubd): Ditto.
6806 (sse5_phaddubq): Ditto.
6807 (sse5_phadduwd): Ditto.
6808 (sse5_phadduwq): Ditto.
6809 (sse5_phaddudq): Ditto.
6810 (sse5_phsubbw): Ditto.
6811 (sse5_phsubwd): Ditto.
6812 (sse5_phsubdq): Ditto.
6813 (sse5_pperm): Ditto.
6814 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6815 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6816 (sse5_pperm_sign_v8hi_v4si): Ditto.
6817 (sse5_pperm_zero_v8hi_v4si): Ditto.
6818 (sse5_pperm_sign_v4si_v2di): Ditto.
6819 (sse5_pperm_sign_v4si_v2di): Ditto.
6820 (sse5_pperm_pack_v2di_v4si): Ditto.
6821 (sse5_pperm_pack_v4si_v8hi): Ditto.
6822 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6823 (sse5_perm<mode>): New SSE5 intrinsic insn.
6824 (rotl<mode>3): Ditto.
6825 (sse5_rotl<mode>3): Ditto.
6826 (sse5_ashl<mode>3): Ditto.
6827 (sse5_lshl<mode>3): Ditto.
6828 (sse5_frcz<mode>2): Ditto.
6829 (sse5s_frcz<mode>2): Ditto.
6830 (sse5_cvtph2ps): Ditto.
6831 (sse5_cvtps2ph): Ditto.
6832 (sse5_vmmaskcmp<mode>3): Ditto.
6833 (sse5_com_tf<mode>3): Ditto.
6834 (sse5_maskcmp<mode>3): Ditto.
6835 (sse5_maskcmp_uns<mode>3): Ditto.
6836 (sse5_maskcmp_uns2<mode>3): Ditto.
6837 (sse5_pcom_tf<mode>3): Ditto.
6839 * config/i386/predicates.md (sse5_comparison_float_operator):
6840 New predicate to match the comparison operators supported by
6841 the SSE5 com instruction.
6842 (ix86_comparison_int_operator): New predicate to match just the
6843 signed int comparisons.
6844 (ix86_comparison_uns_operator): New predicate to match just the
6845 unsigned int comparisons.
6847 * doc/invoke.texi (-msse5): Add documentation.
6848 (-mfused-madd): Ditto.
6850 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6852 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6854 (x86_64-*-*): Ditto.
6856 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6858 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6859 intrinisics for SSE5.
6861 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6864 * config/i386/mmintrin-common.h: New file, to contain common
6865 instructions between SSE4.1 and SSE5.
6867 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6868 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6869 (gen_regparm_prefix): Ditto.
6871 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6872 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6873 prototype_p to determine if a function is prototyped.
6875 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6877 * c-common.c (c_common_reswords) add the alignof keyword,
6878 with same RID as __alignof and __alignof__
6880 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6882 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6883 * hooks.c (hook_bool_const_int_const_int_true): New function.
6884 * target.h (struct gcc_target): Add can_eliminate field.
6885 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6886 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6887 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6888 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6889 (elim_table): Revise comment.
6890 * system.h (CAN_ELIMINATE): Poison.
6891 * defaults.h (CAN_ELIMINATE): Remove.
6892 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6894 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6895 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6897 (alpha_vms_can_eliminate): Declare as static, change return type to
6899 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6901 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6902 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6903 (arm_can_eliminate): New function.
6905 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6906 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6907 (avr_can_eliminate): Declare as static.
6908 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6910 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6911 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6912 (bfin_can_eliminate): New function.
6914 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6915 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6916 (crx_can_eliminate): New function.
6918 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6919 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6920 (fr30_can_eliminate): New function.
6922 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6923 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6924 (frv_can_eliminate): New function.
6926 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6927 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6928 (h8300_can_eliminate): New function.
6930 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6931 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6932 (i386_can_eliminate): Declare as static, change return type to bool.
6933 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6935 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6936 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6937 (ia64_can_eliminate): New function.
6939 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6940 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6941 (iq2000_can_eliminate): New function.
6943 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6944 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6945 (m32r_can_eliminate): New function.
6947 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6948 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6949 (m68hc11_can_eliminate): New function.
6951 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6952 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6953 (m68k_can_eliminate): New function.
6955 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6956 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6957 (mep_can_eliminate): New function.
6959 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6960 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6961 (mips_can_eliminate): New function.
6963 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6964 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6965 (rs6000_can_eliminate): New function.
6967 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6968 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6969 (s390_can_eliminate): Declare as static.
6970 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6972 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6973 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6974 (score_can_eliminate): New function.
6976 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6977 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6978 (sparc_can_eliminate): Declare as static.
6979 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6981 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6982 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6983 (xstormy16_can_eliminate): New function.
6985 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6986 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6987 (v850_can_eliminate): New function.
6989 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6991 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6992 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6993 (*movdfcc_ext[1234]): Disable for IEEE mode.
6995 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6997 * gimplify.c (prepare_gimple_addressable): New static function.
6998 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7000 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7001 manually fiddling with it.
7003 2009-08-25 Michael Matz <matz@suse.de>
7005 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7006 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7008 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7009 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7010 (do_jump): Split out code for simple binary comparisons into ...
7011 (do_jump_1): ... this, taking the individual operands and code.
7012 Change callers to helper function above accordingly.
7013 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7016 2009-08-25 Michael Matz <matz@suse.de>
7018 * expr.h (struct separate_ops, sepops): New type for passing
7019 around an exploded simple expression.
7020 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7021 Use this structure instead of expression tree.
7022 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7023 expression, only its type.
7024 (expand_vec_cond_expr): Take type and individual operands instead
7026 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7027 expand_vec_shift_expr): Change prototype accordingly.
7028 * tree-vect-stmts.c (vectorizable_condition): Change call of
7029 expand_vec_cond_expr_p to pass only type.
7030 * expr.c (do_store_flags): Change prototype and implementation
7031 to take an exploded expression.
7032 (expand_expr_real_1): New local ops initialized with details
7033 of the full expression. Use it instead of full
7034 expression in calls to do_store_flags, expand_vec_cond_expr,
7035 expand_widen_pattern_expr and expand_vec_shift_expr.
7037 2009-08-25 Michael Matz <matz@suse.de>
7039 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7040 treeop2 initialized with first three operands of the full expression.
7041 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7043 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7045 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7046 (__gthread_objc_condition_allocate): Mark arguments as unused.
7047 (__gthread_objc_condition_deallocate): Likewise.
7048 (__gthread_objc_condition_wait): Likewise.
7049 (__gthread_objc_condition_broadcast): Likewise.
7050 (__gthread_objc_condition_signal): Likewise.
7051 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7052 (__gthread_objc_thread_id): Likewise.
7054 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7057 * tree-pretty-print.c (print_call_name): Print the correct call name
7058 for procedure pointer components.
7060 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7062 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7063 default_promote_function_mode when not VMS.
7065 2009-08-24 Olivier Hainque <hainque@adacore.com>
7067 * convert.c (convert_to_integer): Don't assume an input pointer is
7068 POINTER_SIZE wide. Fetch from the type instead.
7070 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7072 * configure.ac (AC_PREREQ): Bump to 2.64.
7074 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7076 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7077 (process_command): Don't search standard_exec_prefix_1 and
7078 standard_exec_prefix_2.
7080 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7082 * config/arm/arm.c (output_return_instruction): Handle for
7085 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7087 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7089 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7091 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7092 (*arm_movdf_vfp): Likewise.
7094 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7096 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7097 (vashr<mode>3): Rename from ashr<mode>3.
7098 (vlshr<mode>3): Rename from lshr<mode>3.
7100 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7103 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7104 (check_format_info_main): Use scalar_identify_flag.
7105 (check_format_types): Check for scalar size identity if
7106 scalar_identify_flag is set.
7107 (printf_length_specs): Extend by new field.
7108 (asm_fprintf_length_specs): Likewise.
7109 (gcc_diag_length_specs): Likewise.
7110 (scanf_length_specs): Likewise.
7111 (strfmon_length_specs): Likewise.
7112 (gcc_gfc_length_specs): Likewise.
7113 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7114 (ms_printf_flag_specs): Likewise.
7115 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7117 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7120 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7121 (*call_value_pop_1): Ditto.
7122 (*sibcall_pop_1): New insn pattern.
7123 (*sibcall_value_pop_1): Ditto.
7125 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7128 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7131 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7134 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7135 (get_reg_use_in): New function.
7136 (forward_propagate_subreg): Propagate through subreg of zero_extend
7139 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7141 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7142 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7144 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7146 * configure.ac: Remove --with-datarootdir, --with-docdir,
7147 --with-htmldir switches. No need to call AC_SUBST for
7148 datarootdir, docdir, htmldir any more.
7149 * configure: Regenerate.
7150 * doc/install.texi (Configuration): Document --datarootdir,
7151 --docdir, --htmldir, --pdfdir; update documentation for
7152 --infodir, --mandir.
7153 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7156 * aclocal.m4: Regenerate.
7157 * config.in: Regenerate.
7158 * configure: Regenerate.
7160 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7161 Olivier Hainque <hainque@adacore.com>
7163 * config/ia64/ia64.c: Include libfuncs.h.
7164 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7165 (ia64_expand_call): Use reg 25 on VMS.
7166 (ia64_initialize_trampoline): Fix for VMS ABI.
7167 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7168 (ia64_function_arg): Initialize reg 25 on VMS.
7169 Fix OpenVMS ABI issues for varargs.
7170 For OpenVMS, emit the Argument Information register set in the
7171 incoming/sibcall case as well.
7172 (ia64_arg_type): New function.
7173 (ia64_function_arg_advance): Keep track of cum->words.
7174 Fix OpenVMS ABI issues for varargs.
7175 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7176 (ia64_override_options): Set flag_no_common on VMS.
7177 (ia64_init_builtins): Disable FWRITE builtin.
7178 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7179 (ia64_vms_init_libfuncs): Add decc$ routines.
7180 (ia64_vms_valid_pointer_mode): New function.
7181 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7182 (ia64_promote_function_mode): New function
7183 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7184 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7185 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7186 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7187 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7188 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7189 Suppress trailing '#' if VALUE is numeric.
7190 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7191 ia64_promote_function_mode.
7192 (TARGET_VALID_POINTER_MODE): Define.
7194 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7197 * config/rs6000/rs6000.c (rs6000_override_options): Use
7198 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7201 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7202 reporting of vector + decimal/boolean/complex error.
7204 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7206 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7207 __vector double TYPE_DECL.
7209 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7211 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7212 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7213 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7214 to pointer to enum machine_mode. Update all callers as needed.
7216 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7218 * config/alpha/alpha.md (exception_receiver): Emit alternative
7219 GP load sequence if flag_reorder_blocks_and_partition is set.
7220 (*exception_receiver_2): Also enable when
7221 flag_reorder_blocks_and_partition is set.
7223 2009-08-20 Matt Rice <ratmice@gmail.com>
7224 Diego Novillo <dnovillo@google.com>
7226 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7229 2009-08-20 Richard Guenther <rguenther@suse.de>
7231 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7232 * c-tree.h (c_dup_lang_specific_decl): Remove.
7233 (struct lang_decl, struct lang_type): Move definitions ...
7234 * c-lang.h: ... here. New file.
7235 * c-decl.c: Include c-lang.h.
7236 (c_dup_lang_specific_decl): Remove.
7237 * c-typeck.c: Include c-lang.h.
7238 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7239 (c-typeck.o): Likewise.
7240 * c-config-lang.in (gtfiles): Add c-lang.h.
7241 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7244 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7246 * config/alpha/alpha.c (alpha_end_function): Do not clear
7247 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7248 this is now handled in generic code.
7250 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7252 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7253 (s390_z10_fix_long_loop_prediction): New function.
7254 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7255 (s390_reorg): Walk over the INSNs and invoke
7256 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7258 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7260 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7261 "*brx_64bit", "*brx_31bit"): New patterns.
7262 * config/s390/s390.c ('E'): New output modifier.
7264 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7265 Richard Earnshaw <richard.earnshaw@arm.com>
7267 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7268 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7270 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7272 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7274 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7275 for mode mode of operand0 when doing secondary reload for SAR.
7277 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7280 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7281 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7283 2009-08-19 Jason Merrill <jason@redhat.com>
7285 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7286 supported template depth in C++0x.
7288 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7290 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7291 free_after_compilation.
7292 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7293 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7294 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7295 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7296 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7297 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7298 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7300 2009-08-19 Ian Lance Taylor <iant@google.com>
7302 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7303 of (plus (mult (neg B) C) A).
7305 2009-08-18 Michael Matz <matz@suse.de>
7307 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7308 instead of comparing TYPE_MAIN_VARIANT for equality.
7309 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7310 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7311 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7312 * gimplify.c (goa_lhs_expr_p): Ditto and use
7313 STRIP_USELESS_TYPE_CONVERSION.
7315 2009-08-18 Michael Matz <matz@suse.de>
7317 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7318 first field in a struct.
7319 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7321 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7323 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7324 locators before emit_insn is called. Remove assert that
7326 (alpha_end_function): Clear crtl->emit structure and free insn
7327 locators if cfun->is_thunk is true.
7329 2009-08-18 Jason Merrill <jason@redhat.com>
7331 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7333 * configure.ac: Test for it.
7334 * configure, config.in: Regenerate.
7335 * doc/install.texi: Document --enable-gnu-unique-object.
7337 2009-08-18 Richard Guenther <rguenther@suse.de>
7340 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7341 pow(x,y*z) only if x is nonnegative.
7343 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7345 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7349 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7350 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7352 2009-08-17 DJ Delorie <dj@redhat.com>
7354 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7355 * config/m32c/prologue.md (epilogue_freit): New.
7357 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7358 (bank_switch_p): Likewise.
7359 (fast_interrupt_p): Likewise.
7360 (interrupt_p): Likewise.
7361 (m32c_conditional_register_usage): Round memregs size up.
7362 (need_to_save): We only need to save $a0 when we use ENTER.
7363 (interrupt_p): Check for fast_interrupt too.
7364 (bank_switch_p): New.
7365 (fast_interrupt_p): New.
7366 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7367 (m32c_emit_prolog): Support bank switching and fast interrupts.
7368 * doc/extend.texi (Function Attributes): Add bank_switch and
7371 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7373 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7374 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7376 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7378 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7379 (menu): Add IA-64/VMS Options.
7380 (IA-64/VMS Options): Likewise.
7382 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7385 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7387 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7389 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7390 (mips_pop_asm_switch): Likewise.
7391 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7393 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7394 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7395 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7396 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7397 instead of set_noreorder.
7398 (mips_output_function_prologue): Use the new functions.
7399 (mips_output_function_epilogue): Likewise.
7400 (mips_need_noat_wrapper_p): New function, split out from...
7401 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7402 Use mips_push_asm_switch and mips_pop_asm_switch.
7403 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7404 and mips_pop_asm_switch.
7405 (ASM_OUTPUT_REG_POP): Likewise.
7406 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7407 Use mips_pop_asm_switch.
7408 (mips_asm_switch): New structure.
7409 (set_noreorder, set_nomacro): Replace with...
7410 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7411 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7412 instead of set_nomacro.
7413 (fix_truncsfsi2_macro): Likewise.
7414 (cprestore): Likewise.
7415 (hazard): Use mips_noreorder instead of set_noreorder.
7416 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7418 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7420 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7421 from prev_active_insn.
7423 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7425 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7426 * config/avr/avr.c (avr_override_options): Initialize
7427 avr_current_arch variable.
7428 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7429 __AVR_HAVE_16BIT_SP__ according to the device type.
7430 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7432 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7433 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7435 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7438 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7439 generating inlined subroutine die only. We shouldn't be
7440 called for anything else.
7441 (gen_block_die): Don't generate inline subroutine debug info for
7444 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7446 * graphite-poly.c (print_pbb): Print PBB index.
7448 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7451 * graphite-interchange.c (ppl_max_for_le): Moved...
7452 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7453 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7454 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7455 * graphite-ppl.h (ppl_max_for_le): Declared.
7457 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7459 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7460 supported on all platforms.
7461 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7462 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7463 * c-pragma.c: Likewise.
7464 * target-def.h (TARGET_INITIALIZER): Remove
7465 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7466 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7468 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7470 * config/ia64/fde-vms.c: New file.
7471 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7472 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7473 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7474 (uw_frame_state_for): Only register a personality routine if it is
7475 known to be compatible with our expectations.
7476 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7477 Declare unw_table_entry stack variable and
7478 mod all calls to _Unwind_FindTableEntry to add arg.
7479 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7480 (_Unwind_FindTableEntry): Add arg to prototype.
7482 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7484 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7485 field 'signal_pfs_loc'.
7486 (uw_frame_state_for): Remove duplicate code dealing with leaf
7487 procedures without unwind info.
7488 If in the frame after unwinding through a signal handler, restore
7489 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7490 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7491 'pfs_loc' to the AR.PFS location in the signal context; instead
7492 set 'signal_pfs_loc'.
7493 Manually generate the unwind info for the AR.PFS register.
7494 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7495 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7496 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7497 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7498 instead set 'signal_pfs_loc'.
7499 Remove code preventing the AR.PFS register from being restored
7500 from the signal context.
7502 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7503 Tristan Gingold <gingold@adacore.com>
7505 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7506 * config/ia64/t-vms: New file.
7507 * config/ia64/vms64.h: New file.
7508 * config/ia64/vms.h: New file.
7509 * config/ia64/vms-crtinit.asm: New file.
7510 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7511 * config/ia64/vms-unwind.h: New file.
7513 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7515 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7518 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7521 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7523 * real.h (do_mpc_arg2): ... here.
7524 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7527 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7529 * final.c (add_debug_prefix_map): Don't use GC memory for
7530 old_prefix and new_prefix.
7532 2009-08-14 Richard Guenther <rguenther@suse.de>
7534 * ipa-prop.c (compute_complex_pass_through): If we cannot
7535 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7537 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7539 * c-lex.c (c_lex_with_flags): Increase size of local variable
7540 to avoid memory clobber.
7542 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7545 * config/i386/i386.c (ix86_fp_comparison_strategy):
7546 Only enable/disable sahf at function granularity.
7548 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7550 PR rtl-optimization/41064
7551 * reload1.c (reload_as_needed): Don't call extract_insn
7552 for known invalid replacements after calling
7553 validate_replace_rtx_group and verify_changes.
7555 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7558 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7559 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7560 ix86_expand_fp_vcond.
7561 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7562 Assert that operation is supported by ix86_expand_int_vcond.
7563 (vcondu<SSEMODE124C8:mode>): Ditto.
7565 2009-08-13 DJ Delorie <dj@redhat.com>
7567 * config/i386/djgpp-stdint.h: New.
7568 * config.gcc (djgpp): Use it.
7570 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7572 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7573 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7575 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7577 * tree-ssa-loop-prefetch.c
7578 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7579 for long-stride pruning.
7580 (compute_miss_rate): New function to compute the probability
7581 that two memory references access different cache lines.
7583 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7585 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7587 2009-08-13 Richard Guenther <rguenther@suse.de>
7590 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7591 use the constant pointer type.
7592 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7593 of CV qualifiers on the target pointer type.
7594 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7595 conversion check before restrict check.
7597 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7600 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7602 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7604 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7606 2009-08-12 Richard Guenther <rguenther@suse.de>
7608 PR tree-optimization/41011
7609 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7610 and reference constructing.
7612 2009-08-12 Xinliang David Li <davidxl@google.com>
7614 PR tree-optimization/41012
7615 * tree-flow.h : New external interface.
7616 * gimple-low.c (check_call_arg): Change to public function.
7617 Remove argument mismatch check in lowering.
7618 * tree-inline.h (tree_can_inline_p): Interface change.
7619 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7621 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7622 Call change to tree_can_inline_p function.
7623 (cgraph_decide_inlining_incrementally): Ditto.
7625 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7627 PR tree-optimization/41031
7628 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7629 on the partition variable rather than promote_mode on the source
7630 type. Assert that the partition variable's type has the same
7631 mode as the source value's.
7633 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7635 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7636 for for_return == 2.
7637 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7639 * calls.c (expand_call): Fix typo.
7640 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7642 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7644 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7645 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7646 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7647 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7649 2009-08-12 Andrew Haley <aph@redhat.com>
7651 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7653 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7656 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7658 2009-08-12 Richard Guenther <rguenther@suse.de>
7660 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7661 * gimplify.c (gimplify_modify_expr): Do not use
7662 lang_hooks.types_compatible_p.
7663 * tree-ssa.c (useless_type_conversion_p): For aggregates
7664 just return false if the canonical types differ.
7666 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7669 * sese.c (convert_for_phi_arg): New.
7670 (add_guard_exit_phis): Use convert_for_phi_arg.
7672 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7674 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7675 unknown subscript upper bounds.
7677 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7678 Pranav Garg <pranav.garg2107@gmail.com>
7680 * graphite-interchange.c (gather_access_strides): Removed.
7681 (ppl_max_for_le): New.
7682 (build_linearized_memory_access): New.
7683 (memory_stride_in_loop): New.
7684 (pbb_interchange_profitable_p): Reimplemented.
7685 * graphite-ppl.h (ppl_new_id_map): New.
7686 (ppl_interchange): New.
7688 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7690 * graphite-interchange.c (compute_subscript): Removed.
7691 (compute_array_size_cstr): Removed.
7692 (compute_array_size_poly): Removed.
7693 (compute_array_size): Removed.
7694 (gather_access_strides_poly): Removed.
7695 (gather_access_strides): Empty.
7697 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7699 * graphite-dependences.c (dependence_polyhedron_1): Replace
7700 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7701 (graphite_legal_transform_dr): Same.
7702 (graphite_carried_dependence_level_k): Same.
7703 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7704 Initialize PDR_NB_SUBSCRIPTS.
7705 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7707 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7708 (PDR_NB_SUBSCRIPTS): New.
7709 (pdr_nb_subscripts): Removed.
7710 (pdr_dim): Simplified.
7711 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7712 with PDR_NB_SUBSCRIPTS.
7714 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7716 * graphite-interchange.c (compute_array_size): Remove use of
7718 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7719 Do not initialize PDR_DATA_CONTAINER.
7720 (print_pdr): Do not print PDR_DATA_CONTAINER.
7721 * graphite-poly.h (struct poly_dr): Remove data_container field.
7722 (PDR_DATA_CONTAINER): Removed.
7723 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7725 (build_poly_dr): Same.
7727 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7728 Sebastian Pop <sebastian.pop@amd.com>
7730 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7731 copy of the dependence polyhedron. Free the temporary objects.
7732 (graphite_carried_dependence_level_k): Free unused objects before
7735 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7737 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7738 Early return without analyzing the data dependences if no
7739 transform has been done. Call restore_scattering if the transform
7741 (graphite-interchange.c): Same.
7742 * graphite-poly.c (print_scattering_function): Test for
7744 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7745 (apply_poly_transforms): Do not gcc_assert that
7746 the transform is legal.
7747 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7748 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7749 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7750 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7751 * graphite-poly.h (struct poly_scattering): New.
7752 (struct poly_bb): Add original, transformed, and saved fields.
7753 Remove transformed_scattering, original_scattering,
7754 nb_local_variables and nb_scattering_transform fields.
7755 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7756 (poly_scattering_new): New.
7757 (poly_scattering_free): New.
7758 (poly_scattering_copy): New.
7759 (store_scattering_pbb): New.
7760 (store_scattering): New.
7761 (restore_scattering_pbb): New.
7762 (restore_scattering): New.
7763 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7764 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7766 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7768 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7771 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7773 * Makefile.in (graphite.o): Depends on PREDICT_H.
7774 * graphite.c: Include predict.h.
7775 (graphite_finalize): Call tree_estimate_probability.
7776 * predict.c (predict_loops): Do not call scev_initialize and
7778 (tree_estimate_probability_bb): New.
7779 (tree_estimate_probability): Do not initialize loops: move that
7780 code to the driver. Call tree_estimate_probability_bb.
7781 (tree_estimate_probability_driver): New.
7782 (pass_profile): Use tree_estimate_probability_driver.
7783 * predict.h (tree_estimate_probability): Declared.
7785 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7787 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7788 * graphite-dependences.c (graphite_legal_transform): Add time to
7789 TV_GRAPHITE_DATA_DEPS.
7790 (dependency_between_pbbs_p): Same.
7791 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7793 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7795 PR rtl-optimization/41033
7796 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7797 aliasing is disabled.
7799 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7801 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7802 si_mask_operand, and_load_operand, low_bitmask_operand,
7803 and_reg_operand, and_operand): New predicates.
7804 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7805 * config/mips/mips.c (and_operands_ok): New function.
7806 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7807 * config/mips/mips.md (move_type): Add ext_ins and logical.
7808 (type): Handle them.
7809 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7810 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7811 shift_shift. Remove commutative constraint modifier.
7812 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7814 (*clear_upper32_dext): Remove define_insn_and_split.
7815 (*clear_upper32): Turn this define_insn_and_split ...
7816 (splitter for ANDing register with 0xffff_ffff): .. into this.
7818 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7820 * combine.c (try_widen_shift_mode): Factor out code to check if an
7821 integer constant is a low-order bitmask from here ...
7822 * rtlanal.c (low_bitmask_len): ... to here.
7823 * rtl.h (low_bitmask_len): Declare.
7825 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7828 * config/alpha/alpha.md (addsi3): Remove expander.
7829 (addsi3): Rename from *addsi3_internal insn pattern.
7830 (subsi3): Remove expander.
7831 (subsi3): Rename from *subsi3_internal insn pattern.
7833 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7835 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7838 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7839 Eric Botcazou <botcazou@adacore.com>
7840 Douglas B Rupp <rupp@gnat.com>
7842 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7843 that records that fit in 64 bits are returned by immediate value,
7844 as required by OpenVMS Calling Standard.
7845 (function_value): Adjust for above modification.
7846 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7847 virtual_incoming_args_rtx as base object, not next_arg.
7848 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7850 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7852 * reload.c (find_reloads_subreg_address): Check the original
7853 req_equiv_mem address to detect the case where an address is
7854 not valid in the outer mode.
7856 2009-08-11 Richard Guenther <rguenther@suse.de>
7859 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7861 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7863 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7864 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7866 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7867 Douglas B Rupp <rupp@gnat.com>
7869 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7870 PT_STACK when frame_pointer_needed on OpenVMS.
7871 (alpha_pv_save_size, alpha_using_fp): Remove.
7872 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7873 with proper processing for PT_NULL.
7874 (alpha_vms_initial_elimination_offset): New function. Support for
7875 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7876 (alpha_sa_size): Force procedure type to PT_STACK when
7877 frame_pointer_needed on OpenVMS.
7878 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7879 (alpha_using_fp): Likewise.
7880 (alpha_vms_can_eliminate): Add prototype.
7881 (alpha_vms_initial_elimination_offset): Likewise.
7882 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7883 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7885 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7886 Douglas B Rupp <rupp@gnat.com>
7888 * config/alpha/alpha.c (common_object_handler): New function.
7889 (vms_attribute_table): Declare a single attribute "common_object".
7890 (vms_output_aligned_decl_common): New global function.
7891 (SECTION_VMS_OVERLAY): Delete.
7892 (SECTION_VMS_GLOBAL): Likewise.
7893 (SECTION_VMS_INITIALIZE): Likewise.
7894 (vms_asm_named_section): Remove support for above flags.
7895 (vms_section_type_flags): Delete.
7896 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7897 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7898 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7899 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7901 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7904 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7905 (sub_ddmmss): Likewise.
7907 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7910 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7913 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7916 * reload1.c (reload_as_needed): Use cancel_changes to completely
7917 undo a failed replacement attempt.
7919 2009-08-10 Richard Guenther <rguenther@suse.de>
7922 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7923 (useless_type_conversion_p): ... here. Require pointer targets
7926 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7929 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7930 loose the original type of the statement list.
7932 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7934 * config/alpha/alpha.c: Include libfuncs.h
7935 (avms_asm_output_extern): New function.
7936 (alpha_init_libfuncs): Init some decc libfuncs.
7937 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7938 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7939 (DO_CRTL_NAMES): Define.
7941 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7942 (LONG_TYPE_SIZE): Define.
7943 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7944 (SUBTARGET_SWITCHES): Define malloc64 switch.
7945 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7946 (MASK_RETURN_ADDR): Define.
7947 doc/invoke.texi (mmalloc64): Document switch.
7949 2009-08-09 Olivier Hainque <hainque@adacore.com>
7950 Douglas B Rupp <rupp@gnat.com>
7952 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7953 uses_condition_handler.
7954 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7955 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7956 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7957 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7958 (code_for_builtin): New insn codes for the new alpha_builtins.
7959 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7960 (alpha_sa_size): Account for uses_condition_handler.
7961 (alpha_expand_prologue): Likewise.
7962 (alpha_start_function): Likewise.
7963 (alpha_expand_epilogue): Likewise.
7964 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7965 establish/revert expanders.
7966 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7967 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7968 New expander, resorting to the alpha.c associated function.
7969 (builtin_revert_vms_condition_handler): Likewise.
7970 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7971 __gcc_shell_handler, the static VMS condition handler used as
7972 an indirection wrapper to the current dynamically established
7974 * config/alpha/vms-unwind.h: Complete rewrite.
7975 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7976 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7978 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7979 Douglas B Rupp <rupp@gnat.com>
7981 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7982 (alpha_need_linkage): Handle aliases. Return function symbol.
7983 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7984 Use ultimate alias target for the linkage name.
7985 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7986 by alpha_need_linkage for the function symbol.
7987 (setmemdi): Likewise.
7989 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7991 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7992 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7993 (ASM_WEAKEN_LABEL): Define.
7994 (CRT_CALL_STATIC_FUNCTION): Define.
7995 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7996 (ENDFILE_SPEC): Define.
7997 (INIT_SECTION_ASM_OP): Define.
7998 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7999 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8001 (MULTILIB_OSDIRNAMES): Define.
8002 (shlib_version): Define.
8003 (SHLIB_EXT): Define.
8004 (SHLIB_OBJS): Define.
8005 (SHLIB_NAME): Define.
8006 (SHLIB_MULTILIB): Define.
8007 (SHLIB_INSTALL): Define.
8008 (SHLIB_SYMVEC): Define.
8009 (SHLIB_SYMVECX2): Define.
8010 (SHLIB_LINK): Define.
8012 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8014 * config/alpha/alpha.c (alpha_initialize_trampoline):
8015 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8016 (alpha_start_function): Emit transfer address on nested functions
8017 for VMS trampoline call.
8018 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8019 since no longer used.
8020 * config/alpha/vms-tramp.asm: Remove.
8021 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8022 since now only data initialized at runtime.
8024 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8026 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8027 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8028 (MD_EXEC_PREFIX): Remove, no longer used.
8029 (MD_STARTFILE_PREFIX): Likewise.
8030 (INCLUDE_DEFAULTS): Likewise.
8031 * config/alpha/t-vms:
8032 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8034 2009-08-09 Richard Guenther <rguenther@suse.de>
8036 PR tree-optimization/41016
8037 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8038 (operand_precision): Remove.
8039 (integral_operand_p): Likewise.
8040 (recognize_single_bit_test): Adjust.
8042 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8044 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8045 operation overflows. Likewise non-cast unary arithmetic.
8046 If one arm of a conditional expression is always taken,
8047 inhibit evaluation warnings for the other arm. Likewise inhibit
8048 evaluation warnings for the second && or || operand if the first
8049 operand is enough to determine the result.
8050 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8052 (build_binary_op): Prevent duplicate evaluation warnings.
8054 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8056 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8057 and destination have different modes, Use promote_mode to
8058 determine the signedness of the conversion. Assert that the
8059 promoted source mode matches the destination mode. Don't pass
8060 the destination and destination mode to expand_expr if the source
8061 mode is different. Simplify conversion logic.
8063 2009-08-09 Ira Rosen <irar@il.ibm.com>
8065 PR tree-optimization/41008
8066 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8067 from condition only in case it's a comparison. Adjust checks.
8069 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8071 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8072 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8073 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8074 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8075 (dump_cand): Handle them.
8076 (struct iv_cand): New members COST_STEP and AINC_USE.
8077 (stmt_after_increment): Likewise.
8078 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8079 callers changed. Use gimple_uid comparison instead of scanning.
8080 (add_candidate_1): When looking for identical candidates, take
8081 AINC_USE into account. Set it for new candidates.
8082 (force_expr_to_var_cost): Cast target_spill_cost to int.
8083 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8084 All callers changed. Check for availability of autoinc addressing
8085 modes, both in general for a given mode, and in the specific use case.
8086 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8088 (get_computation_cost): Likewise.
8089 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8090 add_autoinc_candidates): New static functions.
8091 (add_candidate): Call add_autoinc_candidates for candidates based on
8093 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8094 (determine_use_iv_cost_address): If we have an autoinc candidate at
8095 the matching use, verify autoinc is possible and subtract the cost
8096 of the candidate's step from the cost.
8097 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8098 member of the candidate.
8099 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8100 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8102 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8104 * config.build (ia64-hp-*vms*): New target.
8105 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8107 * config.gcc (ia64-hp-*vms*): New target.
8108 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8110 * config.host (ia64-hp-*vms*): New target.
8111 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8114 2009-08-08 Richard Guenther <rguenther@suse.de>
8116 PR tree-optimization/40991
8117 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8119 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8121 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8122 mode check. Do truncations in an integer mode.
8123 (force_to_mode): Handle subregs for all mode types. Only do
8124 arithmetic simplifications on integer modes.
8126 2009-08-07 Richard Guenther <rguenther@suse.de>
8128 PR tree-optimization/40999
8129 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8130 (maybe_fold_reference): Lookup constant initializers.
8131 (fold_gimple_assign): Likewise.
8133 2009-08-07 Richard Guenther <rguenther@suse.de>
8135 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8136 that require structural equality defer to the langhook.
8138 2009-08-07 Martin Jambor <mjambor@suse.cz>
8140 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8142 (struct ipa_pass_through_data): New type.
8143 (struct ipa_ancestor_jf_data): New type.
8144 (union jump_func_value): Removed field formal_id, added fields
8145 pass_through and ancestor.
8146 (struct ipa_param_call_note): Changed type of formal_id to int from
8148 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8149 operations jump functions and ancestor jump functions.
8150 (compute_complex_pass_through): New function.
8151 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8152 reflect changes in the jump function strucutre.
8153 (update_jump_functions_after_inlining): Ignore complex pass-through
8154 and ancestor jump functions.
8155 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8156 polynomial pass-through with operation jump functions.
8158 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8160 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8161 fde->dw_fde_begin as begin label instead of hot/cold label.
8162 Use LLSDAC label instead of LLSDA for second section lsda.
8163 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8164 label instead of LLSDA if it is true.
8165 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8167 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8168 SECTION argument. Use it as index into crtl->eh.call_site_record
8170 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8171 use it to determine how to print table entries instead of using
8172 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8173 label instead of normal begin label as base.
8174 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8175 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8176 ensure no EH range spans between sections and that landing pads
8177 are always in the corresponding section.
8178 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8179 for crtl->eh.call_site_record being an array rather than scalar.
8180 (output_one_function_exception_table): New function, copied
8181 from output_function_exception_table. Adjust
8182 dw2_size_of_call_site_table, dw2_output_call_site_table
8183 callers. For SECOND section use *C suffixed labels.
8184 (output_function_exception_table): Call
8185 output_one_function_exception_table and, when doing hot/cold
8186 partitioning, also another time for the second section.
8187 * opts.c: Include except.h.
8188 (decode_options): Allow -freorder-blocks-and-partition with
8189 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8190 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8191 * function.h (struct rtl_eh): Change call_site_record from
8192 scalar into array of 2 elements.
8194 2009-08-07 Martin Jambor <mjambor@suse.cz>
8196 * ipa-prop.c (count_formal_params_1): New function.
8197 (ipa_get_vector_of_formal_parms): New function.
8198 (get_vector_of_formal_parm_types): New function.
8199 (ipa_modify_formal_parameters): New function.
8200 (ipa_modify_call_arguments): New function.
8201 (index_in_adjustments_multiple_times_p): New function.
8202 (ipa_combine_adjustments): New function.
8203 (ipa_dump_param_adjustments): New function.
8204 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8205 (ipa_get_vector_of_formal_parms): Declare.
8206 (ipa_modify_formal_parameters): Declare.
8207 (ipa_modify_call_arguments): Declare.
8208 (ipa_combine_adjustments): Declare.
8209 (ipa_dump_param_adjustments): Declare.
8210 (build_ref_for_offset): Declare.
8211 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8212 * tree-sra.c: Include ipa-prop.c.
8213 (build_ref_for_offset): Make public.
8215 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8217 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8219 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8221 * gcc/doc/extend.texi (__builtin_extract_return_address)
8222 (__builtin_frob_return_address): Document.
8224 2009-08-06 Paul Brook <paul@codesourcery.com>
8226 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8227 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8228 implementation on ARMv6-M.
8230 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8232 * doc/extend.texi (pcs): Document new attribute for ARM.
8234 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8236 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8239 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8241 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8244 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8246 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8248 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8250 Merge ARM/hard_vfp_branch to trunk.
8252 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8254 * arm.c (libcall_eq): New function.
8255 (libcall_hash): New function.
8256 (add_libcall): New function.
8257 (arm_libcall_uses_aapcs_base): New function.
8258 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8259 libcalls using the base PCS.
8260 (arm_init_cumulative_args): Likewise.
8262 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8264 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8265 Use base ABI for conversion libfuncs between HFmode and SFmode.
8267 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8269 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8270 V4SImode as representatives of all 64-bit and 128-bit vector
8271 types. Allow vector types without vector modes.
8272 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8273 without vector modes like BLKmode.
8274 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8275 BLKmode. Avoid unsupported vector modes or TImode moves for
8277 (aapcs_vfp_allocate_return_reg): Likewise.
8278 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8279 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8281 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8283 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8284 (arm_get_pcs_model): Pass attribute arguments to
8285 arm_pcs_from_attribute.
8286 (arm_init_cumulative_args): Use base AAPCS for conversions from
8287 floating-point types to DImode.
8288 (arm_attribute_table): Add pcs attribute.
8289 (arm_handle_pcs_attribute): New.
8290 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8291 conversions from floating-point types to DImode, also declare them
8292 to use base AAPCS and declare functions they call to use base
8293 AAPCS and their RTABI names.
8295 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8297 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8298 -mfloat-abi=hard not being supported for VFP.
8300 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8302 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8303 SYMBOL_REF to hard_libcall_value.
8305 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8306 Richard Earnshaw <rearnsha@arm.com>
8308 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8309 has been put on the stack, all remaining co-processory arguments for
8310 that co-processor also go on the stack.
8312 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8314 * config/arm/arm.c (arm_return_in_memory): Handle returning
8315 vectors of suitable size in registers also for AAPCS case.
8317 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8319 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8321 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8323 ARM Hard-VFP calling convention
8324 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8325 * target.h (gcc_target): Add libcall_value to table of call hooks.
8326 * targhooks.h (default_libcall_value): Default implementation.
8327 * targhooks.c (default_libcall_value): Likewise.
8328 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8329 * optabs.c (expand_unop): Use it.
8330 * expr.h (hard_libcall_value): Pass the function RTX through.
8331 * calls.c (emit_library_call_value_1): Update call to
8333 * explow.c (hard_libcall_value): Use new target hook.
8334 * testsuite/lib/target-supports.exp
8335 (check_effective_target_arm_hard_vfp_ok): New hook.
8336 (check_effective_target_arm_neon_ok): Improve test for neon
8338 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8339 * config/arm/arm.c: Include cgraph.h
8340 (TARGET_FUNCTION_VALUE): Override default hook.
8341 (arm_pcs_default): New variable.
8342 (arm_override_options): Don't fault hard calling convention with VFP.
8343 Add support for AAPCS variants.
8344 (arm_function_value): Make static. Handle AAPCS variants.
8345 (arm_libcall_value): New function.
8346 (arm_apply_result_size): Handle VFP registers in results.
8347 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8349 (pcs_attribute_args): New variable.
8350 (arm_pcs_from_attribute): New function.
8351 (arm_get_pcs_model): New function.
8352 (aapcs_vfp_cum_init): New function.
8353 (aapcs_vfp_sub_candidate): New function.
8354 (aapcs_vfp_is_return_candidate): New function.
8355 (aapcs_vfp_is_call_candidate): New function.
8356 (aapcs_vfp_allocate): New function.
8357 (aapcs_vfp_allocate_return_reg): New function.
8358 (aapcs_vfp_advance): New function.
8359 (aapcs_cp_arg_layout): New variable.
8360 (aapcs_select_call_coproc): New function.
8361 (aapcs_select_return_coproc): New function.
8362 (aapcs_allocate_return_reg): New function.
8363 (aapcs_libcall_value): New function.
8364 (aapcs_layout_arg): New function.
8365 (arm_init_cumulative_args): Initialize AAPCS args data.
8366 (arm_function_arg): Handle AAPCS variants using new interface.
8367 (arm_arg_parital_bytes): Likewise.
8368 (arm_function_arg_advance): New function.
8369 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8370 calling conventions.
8371 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8372 * arm.h (NUM_VFP_ARG_REGS): Define.
8373 (LIBCALL_VALUE): Update.
8374 (FUNCTION_VALUE): Delete.
8375 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8376 (arm_pcs): New enum.
8377 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8378 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8379 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8380 * arm-protos.h (arm_function_arg_advance): Add.
8381 (aapcs_libcall_value): Add.
8382 (arm_function_value): Delete.
8384 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8385 H.J. Lu <hongjiu.lu@intel.com>
8388 * config/i386/i386.c (standard_sse_mode_p): Remove.
8389 (standard_sse_constant_p): Return 2 for integer mode
8390 vector_all_ones_operand when SSE2 is enabled.
8391 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8392 (ix86_expand_vector_move): Do not check for negative values from
8393 standard_sse_constant_p.
8395 2009-08-06 Richard Guenther <rguenther@suse.de>
8397 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8398 array type comparisons frontend independent.
8399 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8400 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8401 out array reference lower bound and element size operands.
8402 (ao_ref_init_from_vn_reference): Properly compute the offset
8403 for ARRAY_RANGE_REF.
8404 (vn_reference_fold_indirect): Fill out array reference lower
8405 bound and element size operands.
8406 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8407 a non gimple valued reference operand which can happen for
8408 array reference lower bound or element size.
8409 (create_component_ref_by_pieces_1): Properly generate the
8410 element size operand for array references.
8412 2009-08-06 Richard Guenther <rguenther@suse.de>
8414 PR tree-optimization/40964
8415 * tree.c (iterative_hash_host_wide_int): Export.
8416 * tree.h (iterative_hash_host_wide_int): Declare.
8417 * tree-ssa-structalias.c (heapvar_map): New struct.
8418 (heapvar_map_eq): New function.
8419 (heapvar_map_hash): Likewise.
8420 (heapvar_lookup): Adjust.
8421 (heapvar_insert): Likewise.
8422 (make_constraint_from_heapvar): Allow multiple heap variables
8423 per decl at different offsets.
8424 (init_alias_heapvars): Adjust.
8426 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8428 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8429 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8430 trailing sync if TARGET_SYNC_AFTER_SC.
8432 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8434 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8435 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8436 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8437 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8438 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8439 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8440 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8441 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8442 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8443 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8444 the prototype declaration match the definition.
8445 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8446 instructions explicitly. Add barrier_before and operands
8448 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8449 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8450 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8451 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8452 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8453 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8455 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8457 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8459 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8460 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8463 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8466 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8468 PR rtl-optimization/40924
8469 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8470 make sure canon_rtx (mem_address) isn't simpler than
8471 canon_rtx (expanded_mem_address).
8473 2009-08-05 Li Feng <nemokingdom@gmail.com>
8475 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8477 (build_scop_drs): Build alias set for each SCoP.
8479 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8481 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8482 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8483 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8484 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8485 (BASE_DRIVER_SELF_SPECS): Likewise.
8487 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8489 * tree-ssa-alias.c: Fix some comment typos.
8491 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8493 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8494 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8496 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8499 * simplify-rtx.c (simplify_binary_operation_1): Disable
8500 simplifications for decimal float operations.
8502 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8505 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8506 operand of INDIRECT_REF.
8508 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8510 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8511 constants referencing TLS symbols.
8513 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8515 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8516 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8518 2009-08-03 Richard Guenther <rguenther@suse.de>
8520 * tree.c (make_vector_type): Build a main variant first,
8521 get the canonical one and then build the variant.
8522 * tree-ssa.c (useless_type_conversion_p_1): Handle
8524 (useless_type_conversion_p): Conversions to pointers to
8525 incomplete record types are useless.
8527 2009-08-03 Richard Guenther <rguenther@suse.de>
8529 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8530 file will be created.
8531 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8532 * toplev.c (compile_file): Adjust comment.
8534 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8536 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8537 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8538 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8539 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8540 (sh_promote_function_mode): Fix typo.
8542 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8544 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8546 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8548 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8549 declaration arguments.
8551 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8553 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8554 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8555 (ix86_split_ashl): Ditto.
8556 (ix86_expand_vector_init_one_nonzero): Ditto.
8557 (ix86_expand_vector_set): Ditto.
8558 (ix86_expand_reduc_v4sf): Ditto.
8560 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8562 * explow.c (promote_function_mode): Remove assert.
8563 * config/sh/sh.c (sh_promote_function_mode): Declare.
8565 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8567 * config/pa/pa.c (pa_promote_function_mode): Declare.
8568 Change to static. Fix promote_mode call.
8570 * gthr-dce.h (CONST_CAST2): Define if not defined.
8571 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8573 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8575 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8577 * expr.c (store_constructor): Use promote_decl_mode. Remove
8578 now write-only variable unsignedp.
8579 (expand_expr_real_1): Use promote_decl_mode.
8580 * expr.h (promote_function_mode, promote_decl_mode): New.
8581 (promote_mode): Remove last argument.
8582 * function.c (assign_temp): Drop last argument of promote_mode.
8583 (assign_parm_find_data_types): Use promote_function_mode.
8584 (assign_parm_setup_reg): Likewise.
8585 (expand_function_end): Use promote_function_mode.
8586 * calls.c (initialize_argument_information): Use promote_function_mode.
8587 (precompute_arguments): Use promote_mode instead of checking if
8588 only PROMOTE_FUNCTION_MODE is defined.
8589 (expand_call): When making sibcall decisions, use promote_function_mode.
8590 Below, remove an if for targetm.calls.promote_function_return and
8591 and use promote_function_mode.
8592 (emit_library_call_value_1): Use promote_function_mode, fix bug
8593 where promote_mode was passed FOR_CALL == 0 for a return value in an
8595 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8596 * explow.c (promote_function_mode, promote_decl_mode): New.
8597 (promote_mode): Keep only the FOR_CALL == 0 case.
8598 * combine.c (setup_incoming_promotion): Remove test of
8599 promote_function_args. Use promote_function_mode.
8600 * stmt.c (expand_value_return): Use promote_decl_mode.
8601 (expand_decl): Use promote_decl_mode.
8603 * expr.c (store_constructor): Use promote_decl_mode. Remove
8604 now write-only variable unsignedp.
8605 (expand_expr_real_1): Use promote_decl_mode.
8606 * expr.h (promote_function_mode, promote_decl_mode): New.
8607 (promote_mode): Remove last argument.
8608 * function.c (assign_temp): Drop last argument of promote_mode.
8609 (assign_parm_find_data_types): Use promote_function_mode.
8610 (assign_parm_setup_reg): Likewise.
8611 (expand_function_end): Use promote_function_mode.
8612 * calls.c (initialize_argument_information): Use promote_function_mode.
8613 (precompute_arguments): Use promote_mode instead of checking if
8614 only PROMOTE_FUNCTION_MODE is defined.
8615 (expand_call): When making sibcall decisions, use promote_function_mode.
8616 Below, remove an if for targetm.calls.promote_function_return and
8617 and use promote_function_mode.
8618 (emit_library_call_value_1): Use promote_function_mode, fix bug
8619 where promote_mode was passed FOR_CALL == 0 for a return value in an
8621 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8622 * explow.c (promote_function_mode, promote_decl_mode): New.
8623 (promote_mode): Keep only the FOR_CALL == 0 case.
8624 * combine.c (setup_incoming_promotion): Remove test of
8625 promote_function_args. Use promote_function_mode.
8626 * stmt.c (expand_value_return): Use promote_decl_mode.
8627 (expand_decl): Use promote_decl_mode.
8629 * explow.c (promote_function_mode): Just call the target hook.
8630 * targhooks.c (default_promote_function_mode,
8631 default_promote_function_mode_always_promote): New.
8632 * targhooks.h (default_promote_function_mode,
8633 default_promote_function_mode_always_promote): Declare.
8634 * target.h (promote_function_args, promote_function_return): Remove.
8635 (promote_function_mode): New.
8636 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8637 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8638 (TARGET_PROMOTE_FUNCTION_MODE): New.
8639 (TARGET_CALLS): Adjust.
8640 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8641 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8643 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8644 * config/s390/s390.c (s390_promote_function_mode): ... here,
8645 with pointer handling.
8646 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8647 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8649 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8650 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8651 with pointer handling.
8652 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8653 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8655 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8656 * config/sh/sh.c (sh_promote_function_mode): New.
8657 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8658 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8660 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8661 * config/cris/cris.c (cris_promote_function_mode): ... here.
8662 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8663 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8665 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8666 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8667 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8668 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8670 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8671 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8672 complex type handling.
8673 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8674 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8676 * config/pa/pa.c (pa_promote_function_mode): New.
8677 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8678 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8680 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8681 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8682 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8683 * config/xtensa/xtensa.c: Likewise.
8684 * config/stormy16/stormy16.c: Likewise.
8685 * config/iq2000/iq2000.c: Likewise.
8686 * config/rs6000/rs6000.c: Likewise.
8687 * config/picochip/picochip.c: Likewise.
8688 * config/arc/arc.c: Likewise.
8689 * config/mcore/mcore.c: Likewise.
8690 * config/score/score.c: Likewise.
8691 * config/mips/mips.c: Likewise.
8692 * config/bfin/bfin.c: Likewise.
8693 * config/ia64/ia64.c: Likewise (disabled though).
8695 * config/frv/frv.h: Remove pointless remark.
8697 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8698 TARGET_PROMOTE_FUNCTION_ARGS,
8699 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8700 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8702 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8704 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8705 -floop-parallelize-all.
8706 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8707 flag_loop_parallelize_all.
8708 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8709 * graphite.c (graphite_transform_loops): Same.
8711 * graphite-poly.c (apply_poly_transforms): Same.
8713 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8715 PR tree-optimization/40914
8716 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8717 if set, then check the delta field of the PMF record.
8718 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8719 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8720 call is stored in the delta.
8722 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8724 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8726 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8728 * config/i386/bsd.h (ASM_BYTE): New define.
8729 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8730 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8731 .byte. Use fputs or putc instead of fprintf where appropriate.
8732 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8733 fputs or putc instead of fprintf where appropriate.
8734 * config/i386/i386elf.h: Ditto.
8735 * config/i386/sysv4.h: Ditto.
8737 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8738 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8739 (*tls_global_dynamic_64): Ditto.
8741 2009-07-31 Christian Bruel <christian.bruel@st.com>
8743 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8745 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8747 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8748 Remove dead code for MINUS.
8750 2009-07-31 Anthony Green <green@moxielogic.com>
8752 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8754 (moxie_expand_epilogue): Ditto for epilogue.
8755 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8757 (moxie_function_arg): Ditto.
8758 (moxie_pass_by_reference): Ditto.
8759 (moxie_arg_partial_bytes): Ditto.
8760 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8761 (FUNCTION_ARG_ADVANCE) Ditto.
8762 (REG_PARM_STACK_SPACE) Ditto.
8763 (FUNCTION_ARG_REGNO_P) Dito.
8765 * config.gcc: Add moxie linux config support.
8766 * gcc/config/moxie/uclinux.h: New file.
8768 2009-07-31 DJ Delorie <dj@redhat.com>
8770 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8771 (UNSPECV_SP_SWITCH_E): New.
8772 (sp_switch_1): Change to an unspec.
8773 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8775 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8776 reference the new stack's address
8778 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8780 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8781 graphite-clast-to-gimple.o, graphite-dependences.o,
8782 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8783 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8784 (graphite-blocking.o,
8785 graphite-clast-to-gimple.o, graphite-dependences.o,
8786 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8787 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8788 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8789 * cfgloop.h (struct loop): Add can_be_parallel field.
8790 * common.opt (fgraphite-identity): Moved up.
8791 (fgraphite-force-parallel): New flag.
8792 * graphite.c: Rewrite.
8793 * graphite.h: Rewrite.
8794 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8796 * toplev.c (graphite_out_file): New file descriptor.
8797 (graphite_in_file): New.
8798 (process_options): flag_graphite_force_parallel cannot be used without
8800 * tree-ssa-loop.c: Include toplev.h.
8801 (gate_graphite_transforms): Enable flag_graphite for
8802 flag_graphite_force_parallel.
8804 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8806 * ChangeLog.graphite: New.
8807 * graphite-blocking.c: New.
8808 * graphite-clast-to-gimple.c: New.
8809 * graphite-clast-to-gimple.h: New.
8810 * graphite-dependences.c: New.
8811 * graphite-dependences.h: New.
8812 * graphite-interchange.c: New.
8813 * graphite-poly.c: New.
8814 * graphite-poly.h: New.
8815 * graphite-ppl.c: New.
8816 * graphite-ppl.h: New.
8817 * graphite-scop-detection.c: New.
8818 * graphite-scop-detection.h: New.
8819 * graphite-sese-to-poly.c: New.
8820 * graphite-sese-to-poly.h: New.
8824 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8826 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8827 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8829 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8831 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8832 (scev_is_linear_expression): Return false if the evolution is not
8833 affine multivariate.
8835 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8837 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8838 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8840 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8842 * tree-data-ref.c (debug_data_references): New.
8843 (debug_data_reference): New.
8844 * tree-data-ref.h (debug_data_references): Declared.
8845 (debug_data_reference): Declared.
8847 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8849 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8850 * tree-data-ref.h (scop_p): Removed.
8851 (struct data_reference): Remove field scop.
8853 (stmt_simple_memref_p): Removed.
8855 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8857 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8858 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8861 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8863 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8865 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8867 * doc/invoke.texi (-fgraphite-identity): Documented.
8869 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8871 * tree-scalar-evolution.c: Fix comment.
8872 (instantiate_scev_1): Return unknow from scev instantiation if the
8873 result is not above instantiate_below.
8875 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8877 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8878 static anymore. Instantiate the symbols that may have been introduced
8880 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8883 2009-07-30 DJ Delorie <dj@redhat.com>
8885 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8886 .vliw directive to VLIW sections.
8888 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8890 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8892 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8893 (AUTOHEADER): New variable.
8894 ($(srcdir)/cstamp-h.in): Use it.
8896 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8897 Pat Haugen <pthaugen@us.ibm.com>
8898 Revital Eres <ERES@il.ibm.com>
8900 * config/rs6000/vector.md (VEC_F): Add VSX support.
8904 (vector_load_<mode>): Ditto.
8905 (vector_store_<mode>): Ditto.
8906 (vector GPR move split): Ditto.
8907 (vec_reload_and_plus_<mptrsize>): Ditto.
8908 (vec_reload_and_reg_<mptrsize>): Ditto.
8909 (add<mode>3): Ditto.
8910 (sub<mode>3): Ditto.
8911 (mul<mode>3): Ditto.
8912 (neg<mode>2): Ditto.
8913 (abs<mode>2): Ditto.
8914 (smin<mode>3): Ditto.
8915 (smax<mode>3): Ditto.
8916 (vector_eq<mode>): Ditto.
8917 (vector_gt<mode>): Ditto.
8918 (vector_ge<mode>): Ditto.
8919 (vector_gtu<mode>): Ditto.
8920 (vector_select_<mode>_uns): Ditto.
8921 (vector_eq_<mode>_p): Ditto.
8922 (vector_gt_<mode>_p): Ditto.
8923 (vector_ge_<mode>_p): Ditto.
8924 (vector_gtu_<mode>_p): Ditto.
8925 (cr6_test_for_zero): Ditto.
8926 (cr6_test_for_zero_reverse): Ditto.
8927 (cr6_test_for_lt): Ditto.
8928 (cr6_test_for_lt_reverse): Ditto.
8929 (xor<mode>3): Ditto.
8930 (ior<mode>3): Ditto.
8931 (and<mode>3): Ditto.
8932 (one_cmpl<mode>2): Ditto.
8933 (nor<mode>2): Ditto.
8934 (andc<mode>2): Ditto.
8935 (float<VEC_int<mode>2): Ditto.
8936 (unsigned_float<VEC_int><mode>2): Ditto.
8937 (fix_trunc<mode><VEC_int>2): Ditto.
8938 (fixuns_trunc<mode><VEC_int>2): Ditto.
8940 (vec_set<mode>): Ditto.
8941 (vec_extract<mode>): Ditto.
8942 (vec_interleave_highv4sf): Ditto.
8943 (vec_interleave_lowv4sf): Ditto.
8944 (vec_realign_load_<mode>): Ditto.
8945 (vec_shl_<mode>): Ditto.
8946 (vec_shr_<mode>): Ditto.
8947 (div<mode>3): New patterns for VSX.
8948 (vec_interleave_highv2df): Ditto.
8949 (vec_interleave_lowv2df): Ditto.
8950 (vec_pack_trunc_v2df): Ditto.
8951 (vec_pack_sfix_trunc_v2df): Ditto.
8952 (vec_pack_ufix_trunc_v2df): Ditto.
8953 (vec_unpacks_hi_v4sf): Ditto.
8954 (vec_unpacks_lo_v4sf): Ditto.
8955 (vec_unpacks_float_hi_v4si): Ditto.
8956 (vec_unpacks_float_lo_v4si): Ditto.
8957 (vec_unpacku_float_hi_v4si): Ditto.
8958 (vec_unpacku_float_lo_v4si): Ditto.
8959 (movmisalign<mode>): Ditto.
8960 (vector_ceil<mode>2): New patterns for vectorizing math library.
8961 (vector_floor<mode>2): Ditto.
8962 (vector_btrunc<mode>2): Ditto.
8963 (vector_copysign<mode>3): Ditto.
8965 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8966 predicate for setting the high bit in each word, used for copysign.
8968 * config/rs6000/ppc-asm.h (f19): Whitespace.
8969 (f32-f63): Define if VSX.
8970 (v0-v31): Define if Altivec.
8971 (vs0-vs63): Define if VSX.
8973 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8975 * config/rs6000/power7.md: New file, provide tuning parameters for
8978 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8979 (rs6000_cpu_cpp_builtins): Ditto.
8980 (altivec_overloaded_builtins): Ditto.
8981 (altivec_resolve_overloaded_builtin): Ditto.
8983 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8984 debug switch to disable vectorizing simple math builtin
8987 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8988 Vectorize simple math builtin functions.
8989 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8990 hook to vectorize math builtins.
8991 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8992 (rs6000_builtin_conversion): Add VSX/power7 support.
8993 (rs6000_builtin_vec_perm): Ditto.
8994 (vsplits_constant): Add support for loading up a vector constant
8995 with just the high bit set in each part.
8996 (rs6000_expand_vector_init): Add VSX/power7 support.
8997 (rs6000_expand_vector_set): Ditto.
8998 (rs6000_expand_vector_extract): Ditto.
8999 (rs6000_emit_move): Ditto.
9000 (bdesc_3arg): Ditto.
9001 (bdesc_2arg): Ditto.
9002 (bdesc_1arg): Ditto.
9003 (rs6000_expand_ternop_builtin): Ditto.
9004 (altivec_expand_builtin): Ditto.
9005 (rs6000_expand_unop_builtin): Ditto.
9006 (rs6000_init_builtins): Ditto.
9007 (altivec_init_builtins): Ditto.
9008 (builtin_function_type): Ditto.
9009 (rs6000_common_init_builtins): Ditto.
9010 (rs6000_handle_altivec_attribute); Ditto.
9011 (rs6000_mangle_type): Ditto.
9012 (rs6000_vector_mode_supported_p): Ditto.
9013 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9016 * config/rs6000/vsx.md: New file for VSX support.
9018 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9019 identifing values with just the most significant bit set.
9020 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9021 vectorized builtins.
9023 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9024 (UNSPEC_VRFIM): Delete.
9025 (splitter for loading up vector with most significant bit): New
9026 splitter for vectorizing copysign.
9027 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9028 vectorizing simple math functions.
9029 (altivec_vrfip): Add support for vectorizing simple math functions.
9030 (altivec_vrfim): Ditto.
9031 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9033 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9034 (power7.md, vsx.md): Include for power7 support.
9035 (copysigndf3): Use VSX instructions if -mvsx.
9036 (negdf2_fpr): Ditto.
9037 (absdf2_fpr): Ditto.
9038 (nabsdf2_fpr): Ditto.
9039 (adddf3_fpr): Ditto.
9040 (subdf3_fpr): Ditto.
9041 (muldf3_fpr): Ditto.
9042 (divdf3_fpr): Ditto.
9043 (fix_truncdfdi2_fpr): Ditto.
9044 (cmpdf_internal1): Ditto.
9045 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9046 (btruncdf2, btruncdf2_fpr): Ditto.
9047 (ceildf2, ceildf2_fpr): Ditto.
9048 (floordf2, floordf2_fpr): Ditto.
9049 (floatdidf2, floatdidf2_fpr): Ditto.
9050 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9051 (fmsubdf4_fpr): Ditto.
9052 (fnmadddf4_fpr_1): Ditto.
9053 (fnmadddf4_fpr_2): Ditto.
9054 (fnmsubdf4_fpr_1): Ditto.
9055 (fnmsubdf4_fpr_2): Ditto.
9056 (fixuns_truncdfdi2): Add expander for VSX support.
9057 (fix_truncdfdi2): Ditto.
9058 (fix_truncdfsi2): Ditto.
9060 (btruncsf2): Whitespace.
9061 (movdf_hardfloat32): Add support for VSX registers.
9062 (movdf_softfloat32): Ditto.
9063 (movdf_hardfloat64): Ditto.
9064 (movdf_hardfloat64_mfpgpr): Ditto.
9065 (movdf_softfloat64): Ditto.
9066 (movti splitters): Add check for vector registers supporting
9067 TImode in the future.
9068 (bpermd): Add power7 bpermd instruction.
9070 * config/rs6000/altivec.h (vec_div): Define if VSX.
9074 (vec_nearbyint): Ditto.
9077 (all predicates): Use the generic builtin function, and not the V4SF
9078 specific function so that the predicates will work with VSX's V2DF.
9082 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9083 Document new VSX functions and types.
9085 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9088 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9089 "wa", and "j" constraints. Modify "v" to talk about Altivec
9090 instead of just vector.
9092 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9095 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9096 location for phi arguments.
9097 (rewrite_update_phi_arguments): Find locations for reaching defs.
9098 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9099 Add location to add_phi_arg calls.
9100 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9101 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9102 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9103 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9104 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9105 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9106 * tree-phinodes.c (make_phi_node): Initialize location.
9107 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9108 (add_phi_arg): Add location parameter.
9109 (remove_phi_arg_num): Move location when moving phi argument.
9110 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9112 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9113 slpeel_update_phi_nodes_for_guard1,
9114 slpeel_update_phi_nodes_for_guard2,
9115 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9116 vect_loop_versioning): Set locations.
9117 * tree-parloops.c (create_phi_for_local_result,
9118 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9119 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9120 * tree-vect-loop.c (get_initial_def_for_induction,
9121 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9123 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9124 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9125 (gimple_phi_arg_set_location): New. Set locus.
9126 (gimple_phi_arg_has_location): New. Check for locus.
9127 (redirect_edge_var_map_location): New. Return locus from var_map.
9128 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9129 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9130 combining PHI arguments.
9131 (cond_store_replacement): Set location.
9132 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9133 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9134 scop_add_exit_phis_edge): Add locations.
9135 * tree-cfgcleanup.c (remove_forwarder_block,
9136 remove_forwarder_block_with_phi): Add locations.
9137 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9138 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9140 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9141 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9142 flush_pending_stmts): Add source location.
9143 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9144 stack to preserve locations.
9145 * tree-vect-stmts.c (vectorizable_load): Add location.
9146 * tree-inline.c (copy_phis_for_bb): Copy locus.
9147 (setup_one_parameter): Add call locus to inlined parameter stmts.
9148 (initialize_inlined_parameters): Pass in call location as parameter
9150 (tree_function_versioning): Pass location to setup_one_parameter.
9151 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9152 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9153 copy and edge lists.
9154 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9155 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9156 locus parameter and override the stmt default if provided.
9157 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9158 elim_graph_add_edge, elim_graph_remove_succ_edge,
9159 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9160 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9161 eliminate_phi): Add locus info in elimination graph for each edge and
9163 (insert_backedge_copies): Copy locus if present.
9164 * tree-flow.h (struct _edge_var_map): Add locus field.
9165 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9166 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9167 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9169 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9171 2009-07-30 Martin Jambor <mjambor@suse.cz>
9173 PR tree-optimization/40570
9174 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9177 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9179 * ssa-loop-manip.c: Include langhooks.h.
9180 (rewrite_phi_with_iv): New.
9181 (rewrite_all_phi_nodes_with_iv): New.
9182 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9183 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9184 * tree-parloops.c (loop_parallel_p): Move out all conditions
9185 except dependency check.
9186 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9187 (gen_parallel_loop): Call canonicalize_loop_ivs without
9188 reduction_list argument.
9189 (build_new_reduction): New.
9190 (gather_scalar_reductions): New.
9191 (try_get_loop_niter): New.
9192 (try_create_reduction_list): New.
9193 (parallleize_loops): Change the parallel conditions check.
9194 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9195 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9197 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9199 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9201 * doc/options.texi (Option properties): Mention new quoting syntax.
9203 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9205 * config/alpha/alpha.c (alpha_start_function):
9206 Handle VMS_DEBUG_MAIN_POINTER
9207 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9208 * doc/invoke.texi: Document -mdebug-main switch.
9210 2009-07-29 Richard Henderson <rth@redhat.com>
9212 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9213 (cgraph_create_edge_including_clones): Likewise.
9214 * tree-inline.c (copy_bb): Operate on the correct edges
9215 when updating the callgraph.
9217 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9219 * config/alpha/vms-cc.c: Deleted.
9220 * config/alpha/vms-ld.c: Deleted.
9221 * config/alpha/t-vms64: Moved to config/vms
9222 * config/alpha/vms-crt0-64.c: Moved to config/vms
9223 * config/alpha/vms-crt0.c: Moved to config/vms
9224 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9225 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9226 * config/alpha/xm-vms.h: Moved to config/vms
9227 * config/alpha/x-vms: Moved to config/vms
9228 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9230 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9231 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9233 * config/vms/t-vms64: Moved here from config/alpha
9234 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9235 (argc,argv,envp): Enforce 32bit malloc'ing.
9236 * config/vms/vms-psxcrt0-64.c: Likewise.
9237 * config/vms/vms-crt0.c: Moved here from config/alpha.
9238 * config/vms/vms-psxcrt0.c: Likewise.
9239 * config/vms/vms-crtl-64.h: New file.
9240 * config/vms/vms-crtl.h: New file.
9241 * config/vms/vms.opt: New file.
9242 * config/vms/xm-vms64.h: New file.
9243 * config/vms/xm-vms.h: Moved here from config/alpha.
9244 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9246 * config/vms/x-vms: Moved here from config/alpha.
9247 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9248 (vms-ld.o, vms-cc.o): Removed.
9249 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9251 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9253 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9254 correct stack (obvious VMS fix).
9256 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9258 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9259 date, version info if VMS_DEBUGGING_INFO defined.
9260 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9261 size, date calculating code moved here.
9263 2009-07-29 Paul Brook <paul@codesourcery.com>
9265 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9268 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9271 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9272 to DImode when generating insq_le insn.
9274 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9276 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9277 New macro set for VMS_DEBUGGGING_INFO.
9278 (AT_string_form): Use it.
9280 2009-07-28 DJ Delorie <dj@redhat.com>
9282 * config/mep/mep.c (vtext_section): New.
9283 (vftext_section): New.
9284 (ftext_section): New.
9285 (mep_select_section): Add support for functions.
9286 (mep_unique_section): Likewise.
9287 (mep_asm_init_sections): Likewise.
9288 (mep_encode_section_info): Remove it from here.
9290 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9292 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9294 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9295 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9297 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9299 * dwarf2out.c (output_file_names): Test new macro
9300 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9301 (add_comp_dir_attribute): Likewise.
9303 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9305 * config/i386/mingw-w64.h (LINK_SPEC): Add
9306 separating space between commands.
9308 2009-07-28 Jan Hubicka <jh@suse.cz>
9310 PR tree-optimization/40759
9311 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9314 2009-07-27 DJ Delorie <dj@redhat.com>
9316 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9317 types are dword-aligned.
9318 (mep_expand_va_start): Likewise.
9320 2009-07-27 Olivier Hainque <hainque@adacore.com>
9321 Douglas B Rupp <rupp@gnat.com>
9323 * convert.c (convert_to_pointer): Don't assume the target
9324 pointer type is POINTER_SIZE long. Fetch its precision instead.
9326 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9328 * system.h (fopen): Undefine if macro.
9330 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9332 * dwarf2out.c (output_cfi_p): Removed.
9333 (output_cfis): New function.
9334 (output_fde): New function, split from output_call_frame_info.
9335 (output_call_frame_info): Use it.
9336 (dwarf2out_switch_text_section): Use output_cfis.
9338 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9340 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9341 TARGET_BI_ARCH is specified without enabling SJLJ.
9342 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9343 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9345 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9347 * arm.md (negdi2): Use DImode if forcing a value into a register.
9349 2009-07-26 Ira Rosen <irar@il.ibm.com>
9351 PR tree-optimization/40801
9352 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9353 of vector operand from the previous copy of vector statement.
9354 Pass the correct definition type value to
9355 vect_get_vec_def_for_stmt_copy().
9357 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9359 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9360 const char ** conversion.
9362 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9364 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9365 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9366 (gcc_unreachable): Invoke __builtin_unreachable() if
9367 !ENABLE_ASSERT_CHECKING.
9369 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9371 PR rtl-optimization/40445
9372 * emit-rtl.c (next_nonnote_insn_bb): New function.
9373 * rtl.h (next_nonnote_insn_bb): Declare new function.
9374 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9375 with no successors that is the successor of the ENTRY_BLOCK.
9376 Continue from the top after removing an empty fallthrough block.
9377 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9378 of next_nonnote_insn.
9380 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9382 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9384 2009-07-25 Martin Jambor <mjambor@suse.cz>
9386 * c-common.c (c_common_attribute_table): New element for noclone.
9387 (handle_noclone_attribute): New function. Forward-declare.
9388 * tree-inline.c (tree_versionable_function_p): Check for noclone
9390 * doc/extend.texi (Labels as Values): Document need for noclone.
9391 (Function Attributes): Document noclone attribute.
9393 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9395 PR rtl-optimization/34999
9396 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9397 and dw_fde_switched_cold_to_hot fields.
9398 (output_cfi_p): New function.
9399 (output_call_frame_info): If fde->dw_fde_switched_sections,
9400 output 2 FDEs instead of one with corrupted header.
9401 (dwarf2out_do_cfi_startproc): New function.
9402 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9403 and fde->dw_fde_switched_cold_to_hot.
9404 (dwarf2out_switch_text_section): Compute
9405 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9406 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9407 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9408 Otherwise, compute fde->dw_fde_switch_cfi.
9410 2009-07-24 Cary Coutant <ccoutant@google.com>
9412 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9414 2009-07-24 Cary Coutant <ccoutant@google.com>
9416 * cfghooks.c (split_block): Copy discriminator to new block.
9417 * tree-cfg.c (assign_discriminator): Check location of last
9418 instruction in block as well as first.
9420 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9422 * config/i386/linux.c: Use fputs or putc instead of fprintf
9424 * config/i386/gas.h: Ditto.
9425 * config/i386/x86-64.h: Ditto.
9426 * config/i386/att.h: Ditto.
9428 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9430 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9433 2009-07-24 Martin Jambor <mjambor@suse.cz>
9435 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9436 (ipa_push_func_to_list_1): Declare.
9437 (ipa_push_func_to_list): New function.
9439 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9440 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9441 (ipa_push_func_to_list): Removed.
9442 (ipa_pop_func_from_list): Clear node_enqueued flag.
9444 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9446 * config/s390/s390.c (override_options): Default
9447 max-unrolled-insns to 100 for z10 tuning.
9449 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9451 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9452 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9453 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9454 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9455 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9456 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9457 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9459 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9461 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9462 use default set in mingw32.h header.
9463 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9464 64-bit /mingw/include path.
9465 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9468 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9470 PR rtl-optimization/40209
9471 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9473 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9475 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9476 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9477 with the rest of string where appropriate. Use fputs or putc
9478 instead of fprintf where appropriate.
9480 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9481 Pat Haugen <pthaugen@us.ibm.com>
9482 Revital Eres <ERES@il.ibm.com>
9484 * config/rs6000/vector.md: New file. Move most of the vector
9485 expander support here from altivec.md to allow for the VSX vector
9486 unit in the future. Add support for secondary_reload patterns.
9487 Rewrite the patterns for vector comparison, and vector comparison
9488 predicate instructions so that the RTL expresses the desired
9489 behavior, instead of using unspec.
9491 * config/rs6000/constraints.md ("f" constraint): Use
9492 rs6000_constraints to hold the precalculated register class.
9493 ("d" constraint): Ditto.
9494 ("wd" constraint): New constraint for VSX.
9495 ("wf" constraint): Ditto.
9496 ("ws" constraint): Ditto.
9497 ("wa" constraint): Ditto.
9498 ("wZ" constraint): Ditto.
9499 ("j" constraint): Ditto.
9501 * config/rs6000/predicates.md (vsx_register_operand): New
9503 (vfloat_operand): New predicate for vector.md.
9504 (vint_operand): Ditto.
9505 (vlogical_operand): Ditto.
9506 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9507 (easy_vector_constant): Add VSX support.
9508 (altivec_indexed_or_indirect_operand): New predicate for
9509 recognizing Altivec style memory references with AND -16.
9511 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9512 for vector secondary reload support.
9513 (rs6000_vector_reg_class): Delete, replacing it with
9515 (rs6000_vsx_reg_class): Ditto.
9516 (rs6000_constraints): New array to hold the register classes of
9517 each of the register constraints that can vary at runtime.
9518 (builtin_mode_to_type): New static array for builtin function type
9520 (builtin_hash_table): New static hash table for builtin function
9522 (TARGET_SECONDARY_RELOAD): Define target hook.
9523 (TARGET_IRA_COVER_CLASSES): Ditto.
9524 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9525 registers are 128 bits if VSX memory reference instructions are used.
9526 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9528 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9529 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9530 Print several of the scheduling related parameters.
9531 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9532 rs6000_constraints instead of rs6000_vector_reg_class. Move
9533 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9534 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9535 Altivec. Add VSX support. Setup for secondary reload support on
9536 Altivec/VSX registers.
9537 (rs6000_override_options): Make power7 set the scheduling groups
9538 like the power5. Add support for new debug switches to override
9539 the scheduling defaults. Temporarily disable -mcpu=power7 from
9540 setting -mvsx. Add support for debug switches -malways-hint,
9541 -msched-groups, and -malign-branch-targets.
9542 (rs6000_buitlin_conversion): Add support for returning unsigned
9543 vector conversion functions to fix regressions due to stricter
9545 (rs6000_builtin_mul_widen_even): Ditto.
9546 (rs6000_builtin_mul_widen_odd): Ditto.
9547 (rs6000_builtin_vec_perm): Ditto.
9548 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9549 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9551 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9553 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9554 VSX types for bit operations. Changes to accomidate vector.md.
9555 (bdesc_2arg): Ditto.
9556 (bdesc_1arg): Ditto.
9557 (struct builtin_description_predicates): Rewrite predicate
9558 handling so that RTL describes the operation, instead of passing
9559 the instruction to be used as a string argument.
9560 (bdesc_altivec_preds): Ditto.
9561 (altivec_expand_predicate_builtin): Ditto.
9562 (altivec_expand_builtin): Ditto.
9563 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9564 statement for vsldoi support.
9565 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9566 (altivec_expand_st_builtin): Ditto.
9567 (paired_expand_builtin): Whitespace changes.
9568 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9569 builtin_mode_to_type table for secondary reload. Call
9570 builtin_function_type to build random builtin functions.
9571 (altivec_init_builtins): Change to use builtin_function_type to
9572 create builtin function types dynamically as we need them.
9573 (builtin_hash_function): New support for hashing the tree types
9574 for builtin function as we need it, rather than trying to build
9575 all of the trees that we need. Add initial preliminary VSX support.
9576 (builtin_function_type): Ditto.
9577 (builtin_function_eq): Ditto.
9578 (builtin_hash_struct): Ditto.
9579 (rs6000_init_builtins): Ditto.
9580 (rs6000_common_init_builtins): Ditto.
9581 (altivec_init_builtins): Ditto.
9582 (rs6000_common_init_builtins): Ditto.
9583 (enum reload_reg_type): New enum for simplifing reg classes.
9584 (rs6000_reload_register_type): Simplify register classes into GPR,
9585 Vector, and other registers. Altivec and VSX addresses in reload.
9586 (rs6000_secondary_reload_inner): Ditto.
9587 (rs6000_ira_cover_classes): New target hook, that returns the
9588 appropriate cover classes, based on -mvsx being used or not.
9589 (rs6000_secondary_reload_class): Add VSX support.
9590 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9591 (get_vsel_insn): Ditto.
9592 (rs6000_emit_vector_compare): Rewrite vector conditional support
9593 so that where we can, we use RTL operators, instead of blindly use
9595 (rs6000_emit_vector_select): Ditto.
9596 (rs6000_emit_vector_cond_expr): Ditto.
9597 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9598 (create_TOC_reference): Add -mdebug=addr support.
9599 (emit_frame_save): VSX loads/stores need register indexed addressing.
9601 * config/rs6000/rs6000.md: Include vector.md.
9603 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9605 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9606 support for V2DI, V2DF in logical, permute, select operations.
9608 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9609 switch for vsx/power7.
9610 (-mvsx-scalar-memory): Ditto.
9611 (-mvsx-align-128): Ditto.
9612 (-mallow-movmisalign): Ditto.
9613 (-mallow-df-permute): Ditto.
9614 (-msched-groups): Ditto.
9615 (-malways-hint): Ditto.
9616 (-malign-branch-targets): Ditto.
9618 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9620 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9621 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9622 (rs6000_vector_reg_class): Delete.
9623 (rs6000_vsx_reg_class): Ditto.
9624 (enum rs6000_reg_class_enum): New enum for the constraints that
9625 vary based on target switches.
9626 (rs6000_constraints): New array to hold the register class for all
9627 of the register constraints that vary based on the switches used.
9628 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9629 (enum rs6000_builtins): Add unsigned varients for the builtin
9630 declarations returned by target hooks for expanding multiplies,
9631 select, and permute operations. Add VSX builtins.
9632 (enum rs6000_builtin_type_index): Add entries for VSX.
9633 (V2DI_type_node): Ditto.
9634 (V2DF_type_node): Ditto.
9635 (unsigned_V2DI_type_node): Ditto.
9636 (bool_long_type_node): Ditto.
9637 (intDI_type_internal_node): Ditto.
9638 (uintDI_type_internal_node): Ditto.
9639 (double_type_internal_node): Ditto.
9641 * config/rs6000/altivec.md (whole file): Move all expanders to
9642 vector.md from altivec.md. Rename insn matching functions to be
9644 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9645 (altivec_vcmp*): Ditto.
9646 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9647 (VM): New iterator for moves that includes the VSX types.
9648 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9649 (altivec_vperm_<mode>_uns): New, for unsigned types.
9650 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9651 (altivec_eq<mode>): Ditto.
9652 (altivec_gt<mode>): Ditto.
9653 (altivec_gtu<mode>): Ditto.
9654 (altivec_eqv4sf): Ditto.
9655 (altivec_gev4sf): Ditto.
9656 (altivec_gtv4sf): Ditto.
9657 (altivec_vcmpbfp_p): Ditto.
9659 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9661 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9664 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9667 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9668 ASM_SHORT instead of .word.
9669 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9670 instead of .word in asm template.
9672 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9675 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9676 (process_bb_node_lives): Use it.
9678 * ira.c (setup_cover_and_important_classes): Don't setup
9679 ira_important_class_nums. Add cover classes to the end of
9681 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9683 (find_reg_class_closure): Use reorder_important_classes.
9685 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9687 * config/i386/i386.c (i386_ira_cover_classes): New function.
9688 (TARGET_IRA_COVER_CLASSES): Redefine.
9690 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9691 importance of order of cover classes in the array.
9693 2009-07-22 Diego Novillo <dnovillo@google.com>
9695 * tree-pass.h (TDF_EH): Define.
9696 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9697 contains TDF_EH, print the EH region number holding GS.
9698 * tree-dump.c (dump_options): Add "eh".
9699 * doc/invoke.texi: Document it.
9701 2009-07-22 Doug Kwan <dougkwan@google.com>
9703 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9705 2009-07-22 Michael Matz <matz@suse.de>
9707 PR tree-optimization/35229
9708 PR tree-optimization/39300
9710 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9711 (inhibit_phi_insertion): New function.
9712 (insert_into_preds_of_block): Call it for REFERENCEs.
9713 (init_pre): Initialize and finalize scalar evolutions.
9714 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9716 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9718 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9719 Use CONST_VECTOR_NUNITS to determine number of elements.
9721 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9723 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9724 (U, W): Constraints are now deprecated and will be removed if we
9726 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9728 ("prefetch"): Add the stcmh instruction for prefetching.
9729 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9731 (s390_short_displacement): Return always true if compiling for
9732 machines not providing the long displacement facility.
9733 (s390_mem_constraint): Support the new constraint letter Z.
9734 (s390_check_qrst_address): New function.
9736 2009-07-21 DJ Delorie <dj@redhat.com>
9738 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9741 2009-07-21 Jason Merrill <jason@redhat.com>
9743 * c-common.c (max_tinst_depth): Increase default to 1024.
9745 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9747 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9748 (vec_unpacku_float_lo_v4si): Ditto.
9750 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9753 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9754 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9755 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9756 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9758 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9760 PR tree-optimization/40813
9761 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9764 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9766 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9767 with a NOP_EXPR if needed.
9769 2009-07-21 Paul Brook <paul@codesourcery.com>
9771 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9772 Terminate debug dump with newline.
9774 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9776 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9777 Cast "1" to unsigned HOST_WIDE_INT.
9778 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9779 deposit length to the maximum length - lsb. Extend length if
9780 HOST_BITS_PER_WIDE_INT is 32.
9782 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9784 * cgraph.h (constant_pool_htab): New function.
9785 (constant_descriptor_tree): Move from varasm.c.
9786 * varasm.c (constant_pool_htab): New function.
9787 (constant_descriptor_tree): Move to cgraph.h.
9789 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9791 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9793 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9795 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9798 2009-07-20 Xinliang David Li <davidxl@google.com>
9800 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9802 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9804 * config/mips/mips.md (move_type): Add arith.
9805 (type): Handle arith.
9806 (zero_extendsidi2): Rename this into ...
9807 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9808 (zero_extendsidi2): New expander.
9809 (*zero_extendsidi2_dext): New pattern.
9811 2009-07-20 Nick Clifton <nickc@redhat.com>
9813 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9814 to set MIPS_ABI_DEFAULT.
9815 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9817 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9819 * tree-object-size.c (addr_object_size): Handle unions with
9820 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9822 PR tree-optimization/40792
9823 * tree.c (build_function_type_skip_args): Remove bogus assert.
9825 2009-07-20 Jan Hubicka <jh@suse.cz>
9826 Martin Jambor <mjambor@suse.cz>
9828 * cgraph.h (combined_args_to_skip): New field.
9829 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9830 combined_args_to_skip and args_to_skip.
9831 * tree-inline.c (update_clone_info): New function.
9832 (tree_function_versioning): Call update_clone_info.
9833 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9835 (cgraph_materialize_all_clones): More extensive dumping, working
9836 with combined_args_to_skip rather than args_to_skip.
9838 2009-07-20 Ira Rosen <irar@il.ibm.com>
9840 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9841 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9842 (get_initial_def_for_reduction): Likewise.
9843 (vectorizable_reduction): Skip the check of first operand in case
9844 of COND_EXPR. Add check that it is outer loop vectorization if
9845 nested cycle was detected. Call vectorizable_condition() for
9846 COND_EXPR. If reduction epilogue cannot be created do not fail for
9847 nested cycles (if it is not double reduction). Assert that there
9848 is only one type in the loop in case of COND_EXPR. Call
9849 vectorizable_condition() to vectorize COND_EXPR.
9850 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9851 Add parameters. Allow nested cycles if called from
9852 vectorizable_reduction(). Use reduction vector variable if provided.
9853 (vect_analyze_stmt): Call vectorizable_reduction() before
9854 vectorizable_condition().
9855 (vect_transform_stmt): Update call to vectorizable_condition().
9857 2009-07-20 Christian Bruel <christian.bruel@st.com>
9859 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9860 * doc/invoke.texi (-mfmovd): Likewise.
9861 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9863 2009-07-20 Jan Hubicka <jh@suse.cz>
9865 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9866 when handling SSA name.
9868 2009-07-19 Jan Hubicka <jh@suse.cz>
9870 PR tree-optimization/40676
9871 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9872 virtual PHIs in empty BBs.
9874 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9876 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9877 re-expanded the compound use gen_lowpart instead to convert to the
9880 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9882 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9883 OUTER_CONST arguments.
9884 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9885 the new wider mode will be masked off.
9886 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9888 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9890 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9891 high-order bits are zero.
9893 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9895 * combine.c (simplify_shift_const_1): Split code to determine
9897 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9898 new bits shifted in are identical to the old sign bit.
9900 2009-07-18 Richard Guenther <rguenther@suse.de>
9903 * gimplify.c (gimplify_call_expr): Reject code using results from
9904 functions returning void.
9906 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9908 * doc/md.texi: Document the new PowerPC "es" constraint.
9909 Document that "m" can include automodified addresses on this target,
9910 and explain how %U must be used. Extend the "Q" and "Z" documentation
9911 to suggest "es" as well as "m".
9912 * config/rs6000/constraints.md (es): New memory constraint.
9913 (Q, Z): Update strings to match new documentation.
9915 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9917 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9918 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9919 * config/rs6000/predicates.md (volatile_mem_operand): Use
9920 offsettable_nonstrict_memref_p.
9921 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9922 (*floatunssidf2_internal): Likewise.
9923 (*fix_truncdfsi2_internal): Likewise.
9924 (*fix_trunctfsi2_internal): Likewise.
9926 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9928 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9930 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9932 2009-07-17 Richard Guenther <rguenther@suse.de>
9935 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9936 (pass_warn_unused_result): Likewise.
9937 (TODO_set_props): Remove.
9938 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9940 (pass_diagnose_omp_blocks): Define.
9941 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9942 (c_gimple_diagnostics_recursively): Remove.
9943 (finish_function): Do not call it.
9944 (c_write_global_declarations): Continue after errors.
9945 Finalize the CU here.
9946 * c-gimplify.c (c_genericize): Do not gimplify here.
9947 * c-common.c (c_warn_unused_result): Move ...
9948 * tree-cfg.c (do_warn_unused_result): ... here.
9949 (run_warn_unused_result): New function.
9950 (gate_warn_unused_result): New function.
9951 (pass_warn_unused_result): New pass.
9952 * c-common.h (c_warn_unused_result): Remove.
9953 * flags.h (flag_warn_unused_result): Declare.
9954 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9955 * opts.c (flag_warn_unused_result): Initialize to false.
9956 * toplev.c (compile_file): Add comment.
9957 * omp-low.c (create_omp_child_function): Do not register
9958 the function with the frontend.
9959 (diagnose_omp_structured_block_errors): Prepare to be
9960 called as optimization pass.
9961 (gate_diagnose_omp_blocks): New function.
9962 (pass_diagnose_omp_blocks): New pass.
9963 * cgraph.h (cgraph_optimize): Remove.
9964 (cgraph_analyze_function): Likewise.
9965 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9966 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9967 before their parents here.
9968 (cgraph_finalize_function): Not here.
9969 (cgraph_analyze_function): Gimplify functions here.
9970 (cgraph_finalize_compilation_unit): Continue after errors.
9971 Optimize the callgraph from here.
9972 (cgraph_optimize): Make static.
9973 * langhooks.c (write_global_declarations): Finalize the CU.
9974 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9975 (gimplify_function_tree): Assert we gimplify only once.
9976 Set PROP_gimple_any property.
9977 * tree-nested.c (gimplify_all_functions): New function.
9978 (lower_nested_functions): Gimplify all nested functions.
9979 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9980 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9981 and pass_diagnose_omp_blocks after gimplification. Do not
9982 set TODO_set_props on all_lowering_passes.
9983 (execute_one_pass): Do not handle TODO_set_props.
9984 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9985 (gimplify.o): Add tree-pass.h dependency.
9986 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9987 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9988 (unsave_r): Likewise.
9989 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9992 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9994 * doc/service.texi (Service): Restore previously removed link,
9995 which isn't broken after all.
9997 2009-07-17 Richard Guenther <rguenther@suse.de>
9999 PR tree-optimization/40321
10000 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10001 PHI nodes to the maximal set.
10002 (make_values_for_phi): Add PHI arguments to the maximal set.
10003 (execute_pre): Dump PHI_GEN and the maximal set.
10005 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10008 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10011 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10013 * doc/extend.texi (Nested Functions): Replace broken link with
10015 * doc/service.texi (Service): Remove broken link.
10017 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10020 * builtins.c (expand_builtin_memcmp): Use loc instead of
10021 EXPR_LOCATION (exp).
10022 (expand_builtin_strncmp): Likewise.
10024 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10025 Manuel López-Ibáñez <manu@gcc.gnu.org>
10028 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10029 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10030 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10031 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10032 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10033 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10034 tree-inline.c, c-common.c, c-common.h, gimple.c,
10035 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10036 convert.c: Add location argument to fold_{unary,binary,ternary},
10037 fold_build[123], build_call_expr, build_size_arg,
10038 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10039 fold_build1_initializer, fold_build2_initializer,
10040 fold_build3_initializer, fold_build_call_array,
10041 fold_build_call_array_initializer, fold_single_bit_test,
10042 omit_one_operand, omit_two_operands, invert_truthvalue,
10043 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10044 combine_comparisons, fold_builtin_*, fold_call_expr,
10045 build_range_check, maybe_fold_offset_to_address, round_up,
10048 2009-07-16 Jason Merrill <jason@redhat.com>
10051 * c-common.c (c_common_reswords): Add __is_standard_layout
10053 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10054 * doc/implement-cxx.texi: New.
10055 * doc/gcc.texi: Include it.
10057 2009-07-16 DJ Delorie <dj@redhat.com>
10059 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10060 compares that may be indirectly affected by previous instructions.
10062 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10064 * builtins.c (do_mpc_arg2): New.
10065 (fold_builtin_2): Fold builtin cpow.
10066 * real.h (HAVE_mpc_pow): New.
10068 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10070 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10071 comparison to skip unprofitable schedule
10073 2009-07-16 Simon Baldwin <simonb@google.com>
10075 * gcc.c (option_map): New flag -no-canonical-prefixes.
10076 * (display_help): Print help text for new flag.
10077 * (process_command): Move options translation and language specifics
10078 and handle new flag early. Use it to set a function pointer to a
10079 prefix builder. Replace make_relative_prefix calls with calls to
10080 the function pointed to. Ignore new flag in regular options handling.
10081 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10083 2009-07-15 DJ Delorie <dj@redhat.com>
10085 * config/mep/mep.md (sibcall_internal): Change register to avoid
10086 argument registers.
10087 (sibcall_value_internal): Likewise.
10089 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10091 PR rtl-optimization/40710
10092 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10094 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10096 * config/mips/mips.md (*extenddi_truncate<mode>,
10097 *extendsi_truncate<mode>): Change type attribute to move_type
10098 with shift_shift. Split out code handling exts from here ...
10099 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10101 (*extendhi_truncateqi): Change type attribute to move_type with
10102 shift_shift. Split out code handling exts from here ...
10103 (*extendhi_truncateqi_exts): ... to this new pattern.
10105 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10107 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10108 instead of "and" with inverted sign bit mask value. Use
10109 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10110 Allocate registers only for operand 4 and operand 5.
10112 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10114 PR middle-end/40747
10115 * fold-const.c (fold_cond_expr_with_comparison): When folding
10116 < and <= to MIN, make sure the MIN uses the same type as the
10117 comparison's operands.
10119 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10121 * arm.md (ior_xor): New code iterator.
10122 (split for ior/xor with shift and zero-extend): New split pattern.
10123 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10125 2009-07-15 Richard Guenther <rguenther@suse.de>
10127 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10130 2009-07-15 Richard Guenther <rguenther@suse.de>
10132 PR middle-end/40753
10133 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10135 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10137 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10138 handle 2.6.30 kernel.
10140 2009-07-15 DJ Delorie <dj@redhat.com>
10142 * config/mep/mep.md (sibcall_internal): Change register to allow
10143 for 24-bit addresses.
10144 (sibcall_value_internal): Likewise.
10146 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10148 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10149 that are enabled/disabled by the flags introduced by a previous patch.
10151 2009-07-14 DJ Delorie <dj@redhat.com>
10153 * config/mep/mep.md (sibcall_internal): Include non-toggling
10155 (sibcall_value_internal): Likewise.
10157 2009-07-14 Taras Glek <tglek@mozilla.com>
10158 Rafael Espindola <espindola@google.com>
10160 * doc/sourcebuild.texi: Document install-plugin target.
10161 * configure.ac: Added install-plugin target to language makefiles.
10162 * configure: Regenerate.
10163 * Makefile.in: (install-plugin): Install more headers,
10164 depend on lang.install-plugin.
10166 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10168 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10171 2009-07-14 DJ Delorie <dj@redhat.com>
10173 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10174 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10175 * config/mep/mep.md (sibcall_internal): Change test from
10176 mep_vliw_mode_match to mep_vliw_jmp_match.
10177 (sibcall_value_internal): Likewise.
10179 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10181 * config/i386/sse.md (copysign<mode>3): New expander.
10182 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10183 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10184 Use ix86_build_const_vector.
10185 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10186 IX86_BUILTIN_CPYSGNPD.
10187 (builtin_description): Add __builtin_ia32_copysignps and
10188 __builtin_ia32_copysignpd.
10189 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10190 and BUILT_IN_COPYSIGNF.
10192 2009-07-13 Jason Merrill <jason@redhat.com>
10194 * builtins.c (can_trust_pointer_alignment): New fn.
10195 (get_pointer_alignment): Factor it out from here.
10196 * tree.h: Declare it.
10198 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10200 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10203 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10207 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10209 2009-07-14 Richard Guenther <rguenther@suse.de>
10210 Andrey Belevantsev <abel@ispras.ru>
10212 PR middle-end/40745
10213 * cfgexpand.c (partition_stack_vars): Do not bother to update
10214 alias information when not optimizing.
10216 2009-07-14 Richard Guenther <rguenther@suse.de>
10217 Andrey Belevantsev <abel@ispras.ru>
10219 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10220 (pt_solution_set): Likewise.
10221 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10222 * tree-ssa-structalias.c (pt_solution_set): New function.
10223 * final.c (rest_of_clean_state): Free SSA data structures.
10224 * print-rtl.c (print_decl_name): Remove.
10225 (print_mem_expr): Implement in terms of print_generic_expr.
10226 * alias.c (ao_ref_from_mem): New function.
10227 (rtx_refs_may_alias_p): Likewise.
10228 (true_dependence): Query alias-export info.
10229 (canon_true_dependence): Likewise.
10230 (write_dependence_p): Likewise.
10231 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10233 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10234 (mem_expr_equal_p): Use operand_equal_p.
10235 (set_mem_attributes_minus_bitpos): Do not use
10236 component_ref_for_mem_expr.
10237 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10238 (update_alias_info_with_stack_vars): Likewise.
10239 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10240 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10241 explicitly nor clear stmt operands.
10242 Free the decl-to-pointer map.
10243 * tree-optimize.c (execute_free_datastructures): Do not free
10244 SSA data structures here.
10245 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10246 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10247 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10249 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10251 2009-07-13 DJ Delorie <dj@redhat.com>
10253 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10254 unrolling at the right iteration count.
10256 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10259 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10261 * haifa-sched.c (rank_for_schedule): Introduced flags to
10262 enable/disable individual scheduling heuristics.
10263 * common.opt: Introduced flags to enable/disable individual
10264 heuristics in the scheduler.
10265 * doc/invoke.texi: Introduced flags to enable/disable individual
10266 heuristics in the scheduler.
10268 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10270 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10271 config/i386/mingw-tls.c.
10272 * config/i386/mingw-tls.c: Removed.
10274 2009-07-13 Ira Rosen <irar@il.ibm.com>
10276 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10277 checks access only relevant statements.
10278 (vectorizable_reduction): Likewise.
10280 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10282 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10283 just for 32-bit case.
10285 2009-07-12 Jan Hubicka <jh@suse.cz>
10287 PR tree-optimization/40585
10288 * except.c (expand_resx_expr): When there already is resume
10289 instruction, produce linked list.
10290 (build_post_landing_pads): Assert that resume is empty.
10291 (connect_post_landing_pads): Handle resume lists.
10292 (dump_eh_tree): Dump resume list.
10294 2009-07-12 Ira Rosen <irar@il.ibm.com>
10296 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10297 with additional argument.
10298 * tree-vectorizer.h (enum vect_def_type): Add
10299 vect_double_reduction_def.
10300 (vect_is_simple_reduction): Add argument.
10301 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10303 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10304 vect_is_simple_reduction with additional argument.
10305 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10307 (reduction_code_for_scalar_code): Handle additional codes by
10308 returning ERROR_MARK for them. Fix comment and indentation.
10309 (vect_is_simple_reduction): Fix comment, add argument to specify
10310 double reduction. Detect double reduction.
10311 (get_initial_def_for_induction): Fix indentation.
10312 (get_initial_def_for_reduction): Fix comment and indentation.
10313 Handle double reduction. Create initial definitions that do not
10314 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10315 (vect_create_epilog_for_reduction): Fix comment, add argument to
10316 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10317 epilogue result extraction. Create double reduction phi node and
10318 replace relevant uses.
10319 (vectorizable_reduction): Call vect_is_simple_reduction with
10320 additional argument. Fix indentation. Update epilogue code treatment
10321 according to the changes in reduction_code_for_scalar_code. Check
10322 for double reduction. Call vect_create_epilog_for_reduction with
10323 additional argument.
10324 * tree-vect-stmts.c (process_use): Handle double reduction, update
10326 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10327 (vect_get_vec_def_for_operand): Likewise.
10329 2009-07-12 Danny Smith <dansmister@gmail.com>
10331 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10332 dllexport if !TREE_PUBLIC.
10333 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10335 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10337 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10338 (avr_extra_arch_macro) Remove declatation.
10339 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10340 (avr_extra_arch_macro) Declare as static.
10341 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10343 2009-07-11 Jan Hubicka <jh@suse.cz>
10345 PR middle-end/48388
10346 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10348 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10351 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10352 cold_in_std_section bits.
10353 (dwarf2out_begin_prologue): Initialize them.
10354 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10355 if already covered by text_section or cold_text_section range.
10357 PR rtl-optimization/40667
10358 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10359 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10360 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10361 * config/i386/i386.c (ix86_minimum_alignment): New function.
10362 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10363 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10364 * emit-rtl.c (gen_reg_rtx): Likewise.
10365 * function.c (assign_parms): Likewise. If nominal_type needs
10366 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10367 rather than passed_type's alignment.
10370 * function.c (assign_parm_setup_stack): Adjust
10371 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10372 from nominal_mode on big endian.
10374 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10376 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10378 2009-07-10 DJ Delorie <dj@redhat.com>
10380 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10382 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10384 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10386 (thumb2_cbnz): Likewise.
10388 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10391 * config.gcc (supported_defaults): Add synci.
10392 (with_synci): Add validation.
10393 (all_defaults): Add synci.
10394 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10397 * config/mips/mips.opt (msynci): New option.
10398 * config/mips/mips.c (mips_override_options): Warn on use of
10399 -msynci for targets that do now support it.
10400 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10402 * gcc/doc/invoke.texi (-msynci): Document the new option.
10403 * doc/install.texi (--with-synci): Document the new option.
10405 2009-07-10 Richard Guenther <rguenther@suse.de>
10407 PR tree-optimization/40496
10408 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10409 the PHI result with a compatible type.
10411 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10415 * c.opt (Wunused-result): New.
10416 * doc/invoke.texi: Document it.
10417 * c-common.c (c_warn_unused_result): Use it.
10419 2009-07-09 DJ Delorie <dj@redhat.com>
10421 * targhooks.c (default_target_can_inline_p): Rename from
10422 default_target_option_can_inline_p.
10423 * targhooks.h (default_target_can_inline_p): Likewise.
10424 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10425 TARGET_OPTION_CAN_INLINE_P.
10426 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10427 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10428 (mep_target_can_inline_p): Rename from
10429 mep_target_option_can_inline_p.
10432 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10433 registers used to pass vectors.
10435 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10437 2009-07-09 Tom Tromey <tromey@redhat.com>
10439 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10440 * config/mmix/mmix.c: Include dwarf2.h.
10441 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10442 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10443 * config/sh/sh.c: Include dwarf2.h.
10444 * config/i386/i386.c: Include dwarf2.h.
10445 * Makefile.in (DWARF2_H): Remove 'elf'.
10446 * except.c: Include dwarf2.h.
10447 * unwind-dw2.c: Include dwarf2.h.
10448 * dwarf2out.c: Include dwarf2.h.
10449 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10450 * unwind-dw2-fde.c: Include dwarf2.h.
10451 * dwarf2asm.c: Include dwarf2.h.
10453 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10455 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10456 (max_issue): Use it.
10457 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10459 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10460 (region_sched_info): Update.
10461 * sched-ebb.c (ebb_sched_info): Update.
10462 * modulo-sched.c (sms_sched_info): Update.
10463 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10465 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10467 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10469 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10471 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10473 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10475 PR middle-end/40692
10476 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10477 arg1 with arg01 if arg1 is already INTEGER_CST.
10479 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10481 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10482 Transform (and (truncate)) into (truncate (and)).
10484 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10486 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10487 creating LHS paradoxical subregs. Fix surrounding returns to
10488 use NULL_RTX rather than 0.
10490 2009-07-08 DJ Delorie <dj@redhat.com>
10492 * config/mep/mep.c: (mep_option_can_inline_p): New.
10493 (TARGET_OPTION_CAN_INLINE_P): Define.
10495 2009-07-08 Mark Wielaard <mjw@redhat.com>
10498 * dwarf2out.c (add_data_member_location_attribute): When we have
10499 only a constant offset don't emit a new location description using
10500 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10503 2009-07-08 Richard Henderson <rth@redhat.com>
10506 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10507 (enum reg_class): Add CLOBBERED_REGS.
10508 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10509 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10510 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10511 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10512 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10513 force 64-bit sibcalls into R11.
10514 * config/i386/constraints.md (U): New constraint.
10515 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10516 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10517 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10519 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10521 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10523 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10524 * ebitmap.h (dump_ebitmap): Ditto.
10525 * optabs.h (optab_libfunc): Ditto.
10526 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10527 * tree-flow.h (vect_can_force_dr_alignment_p,
10528 get_vectype_for_scalar_type): Ditto.
10529 (vectorize_loops): Move prototype to ...
10530 * tree-vectorizer.h: ... here. Also, adjust comment.
10531 (vect_set_verbosity_level): Remove duplicate prototype.
10532 * tree-ssa-loop.c: Include tree-vectorizer.h.
10533 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10535 2009-07-08 Nick Clifton <nickc@redhat.com>
10537 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10540 2009-07-08 DJ Delorie <dj@redhat.com>
10542 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10543 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10544 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10546 * config/mep/intrinsics.md: Regenerated.
10547 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10548 registers when asm() or calls are detected.
10550 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10553 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10555 * gimple (gimple_build_call_from_tree): Likewise.
10556 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10557 no_warning flag before warning.
10559 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10561 * tree.c (set_expr_locus): Remove.
10562 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10563 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10565 * gimplify.c (internal_get_tmp_var): Likewise.
10566 (gimplify_call_expr): Likewise.
10567 (gimplify_one_sizepos): Likewise.
10569 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10572 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10573 to variables for debugging purposes.
10575 2009-06-23 Mark Loeser <mark@halcy0n.com>
10578 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10580 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10582 * pretty-print.c (pp_base_format): Remove %J.
10583 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10584 gcc_cxxdiag_char_table): Likewise.
10585 (init_dynamic_diag_info): Likewise.
10587 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10589 * pretty-print.c (pp_base_format): Remove %H.
10590 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10591 gcc_cxxdiag_char_table): Likewise.
10592 (init_dynamic_diag_info): Likewise.
10593 * config/mep/mep.c (mep_select_section): Likewise.
10595 2009-07-07 Duncan Sands <baldrick@free.fr>
10597 * final.c (pass_clean_state): Give the pass a name.
10598 * passes.c (pass_rest_of_compilation): Likewise.
10599 * tree-optimize.c (pass_all_optimizations): Likewise.
10601 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10603 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10604 an extra 'decl' for error_at.
10606 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10608 PR middle-end/40669
10609 * tree-tailcall.c (adjust_return_value_with_ops,
10610 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10611 if it has complex or vector type.
10613 2009-07-07 Olivier Hainque <hainque@adacore.com>
10615 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10618 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10620 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10622 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10624 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10625 * c-decl.c: Likewise.
10626 * function.c: Likewise.
10627 * varasm.c: Likewise.
10628 * tree-ssa.c: Likewise.
10629 * c-common.c: Likewise.
10630 * tree-cfg.c: Likewise.
10631 * config/spu/spu.c: Likewise.
10632 * config/ia64/ia64.c: Likewise.
10633 * config/v850/v850.c: Likewise.
10635 2009-07-06 DJ Delorie <dj@redhat.com>
10637 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10638 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10639 unspecified accesses to control registers.
10640 * config/mep/intrinsics.md: Regenerate.
10641 * config/mep/intrinsics.h: Regenerate.
10642 * config/mep/mep-intrin.h: Regenerate.
10644 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10646 * c-lex.c: Replace %H by an explicit location. Update all calls.
10647 * c-common.c: Likewise.
10648 * c-decl.c: Likewise.
10649 * c-typeck.c: Likewise.
10650 * fold-const.c: Likewise.
10651 * gimplify.c: Likewise.
10652 * stmt.c: Likewise.
10653 * tree-cfg.c: Likewise.
10654 * tree-ssa-loop-niter.c: Likewise.
10655 * tree-vrp.c: Likewise.
10656 * value-prof.c: Likewise.
10658 2009-07-06 Diego Novillo <dnovillo@google.com>
10660 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10661 if it has one. Handle cases where VAR does not have an
10662 annotation or cfun is NULL.
10664 2009-07-06 Diego Novillo <dnovillo@google.com>
10666 * tree.c: Include debug.h.
10667 (initialize_tree_contains_struct): New.
10668 (init_ttree): Call it.
10669 (tree_node_structure_for_code): Factor out of ...
10670 (tree_node_structure): ... here.
10671 * treestruct.def (TS_PHI_NODE): Remove.
10672 (TS_GIMPLE_STATEMENT): Remove.
10674 2009-07-06 Diego Novillo <dnovillo@google.com>
10676 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10677 (debug_tree_chain): Handle cycles.
10679 2009-07-06 Nick Clifton <nickc@redhat.com>
10680 DJ Delorie <dj@redhat.com>
10682 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10683 __FMOVD_ENABLED__ is defined.
10685 (TARGET_FMOVD): Provide a default definition.
10686 (MASK_FMOVD): Likewise.
10687 (TARGET_CPU_CPP_BUILTINS): Define
10688 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10689 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10690 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10691 (split for DF load from memory into register): Also handle
10692 MEMs which consist of REG+DISP addressing.
10693 (split for DF store from register to memory): Likewise.
10694 (movsf_ie): Always use single fp_mode.
10695 * config/sh/sh.c (sh_override_options): Do not automatically
10696 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10697 that to the -mfmovd command line switch.
10698 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10699 (fldi_ok): Always allow.
10700 * config/sh/sh.opt (mfmovd): Remove this switch.
10701 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10703 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10704 Kaz Kojima <kkojima@gcc.gnu.org>
10706 PR rtl-optimization/30807
10707 * postreload.c (reload_combine): For every new use of REG_SUM,
10708 record the use of BASE.
10710 2009-07-06 Jan Hubicka <jh@suse.cz>
10712 * params.def: Revert my accidental commit at 2009-06-30.
10714 2009-07-04 Ian Lance Taylor <iant@google.com>
10717 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10719 (mingw_format_attribute_overrides): Likewise.
10721 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10724 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10725 don't check cfa.reg. Instead of cfa.indirect use
10726 fde && fde->drap_reg != INVALID_REGNUM test.
10728 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10730 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10732 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10735 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10737 2009-07-03 Richard Guenther <rguenther@suse.de>
10739 PR tree-optimization/40640
10740 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10743 2009-07-03 Jan Hubicka <jh@suse.cz>
10745 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10746 for size, reduce amount of inlining.
10748 2009-07-03 Richard Guenther <rguenther@suse.de>
10750 PR middle-end/34163
10751 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10752 if t +- x is known to not overflow and the conversion widens the
10754 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10756 2009-07-03 Jan Hubicka <jh@suse.cz>
10758 * ipa-pure-const.c (analyze): Update loop optimizer init.
10759 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10760 try_remove_empty_loop, remove_empty_loops): Remove.
10761 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10762 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10763 to mark regular loops as neccesary.
10764 (degenerate_phi_p): New function.
10765 (propagate_necessity, remove_dead_phis): Use it.
10766 (forward_edge_to_pdom): Likewise.
10767 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10768 virtual PHI nodes that became unreachable.
10769 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10770 * tree-flow.h (remove_empty_loops): Remove.
10771 * passes.c (init_optimization_passes): Remove.
10773 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10775 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10776 can_create_pseudo_p.
10777 (*fix_trunc<mode>_i387_1): Ditto.
10778 (*floathi<mode>2_1): Ditto.
10779 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10780 (*fistdi2_1): Ditto.
10781 (*fist<mode>2_1): Ditto.
10782 (frndintxf2_floor): Ditto.
10783 (*fist<mode>2_floor_1): Ditto.
10784 (frndintxf2_ceil): Ditto.
10785 (*fist<mode>2_ceil_1): Ditto.
10786 (frndintxf2_trunc): Ditto.
10787 (frndintxf2_mask_pm): Ditto.
10788 (fxam<mode>2_i387_with_temp): Ditto.
10789 * config/i386/sse.md (mulv16qi3): Ditto.
10790 (*sse2_mulv4si3): Ditto.
10792 (sse4_2_pcmpestr): Ditto.
10793 (sse4_2_pcmpistr): Ditto.
10795 2009-07-03 Jan Hubicka <jh@suse.cz>
10797 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10798 (mark_stmt_necessary): Set it.
10799 (mark_operand_necessary): Set it.
10800 (mark_control_dependent_edges_necessary): Set it.
10801 (mark_virtual_phi_result_for_renaming): New function.
10802 (get_live_post_dom): New function.
10803 (forward_edge_to_pdom): New function.
10804 (remove_dead_stmt): Fix handling of control dependences.
10805 (tree_dce_init): Init new bitmap.
10806 (tree_dce_done): Free it.
10808 2009-07-02 Richard Guenther <rguenther@suse.de>
10811 * tree-ssa-structalias.c (new_var_info): Initialize
10814 2009-07-02 Jan Hubicka <jh@suse.cz>
10816 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10819 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10821 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10822 instead of recomputing it. Adjust calls.
10823 (emit_store_flag): Adjust recursive calls.
10825 2009-07-02 Richard Guenther <rguenther@suse.de>
10827 * tree-ssa-live.c (remove_unused_locals): Do not remove
10829 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10830 of DECL_EXTERNAL for HEAP variables.
10831 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10832 HEAP variables. Do not adjust RESTRICT vars.
10833 (find_what_var_points_to): Nobody cares if something
10834 points to READONLY.
10836 2009-07-02 Ben Elliston <bje@au.ibm.com>
10838 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10839 pc_low and pc_high declarations to the top of the function.
10841 2009-07-01 DJ Delorie <dj@redhat.com>
10843 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10844 registers as fixed.
10845 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10846 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10847 unspecified accesses to control registers.
10848 * config/mep/intrinsics.md: Regenerate.
10849 * config/mep/intrinsics.h: Regenerate.
10850 * config/mep/mep-intrin.h: Regenerate.
10852 2009-07-01 Anthony Green <green@moxielogic.com>
10854 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10855 instruction when possible.
10856 (moxie_expand_prologue): Ditto. Also, save an instruction and
10857 some complexity by popping off of $r12 instead of $sp.
10858 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10861 2009-07-01 Richard Henderson <rth@redhat.com>
10864 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10865 contained no insns, reposition note before last insn.
10867 2009-07-01 Richard Henderson <rth@redhat.com>
10870 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10871 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10873 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10876 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10877 darwin9 for printing reg addresses with %y.
10879 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10881 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10882 truncation from operands in binary operations.
10884 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10887 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10888 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10889 subreg of op0 to the original op0.
10891 * expmed.c (store_bit_field_1): Use a temporary as the destination
10892 instead of a paradoxical subreg when we need to truncate the result.
10894 2009-07-01 DJ Delorie <dj@redhat.com>
10896 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10897 names to VLIW variants.
10898 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10899 * config/mep/intrinsics.md: Regenerate.
10900 * config/mep/intrinsics.h: Regenerate.
10901 * config/mep/mep-intrin.h: Regenerate.
10903 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10906 * jump.c (returnjump_p): Revert last patch.
10907 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10909 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10912 * pa.md (casesi32p): Use jump table label to determine the offset
10914 (casesi64p): Likewise.
10916 * pa.c (forward_branch_p): Return bool type. Use instruction
10917 addresses when available. Assert that INSN has a jump label.
10918 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10921 2009-07-01 Richard Guenther <rguenther@suse.de>
10923 PR tree-optimization/19831
10924 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10925 that only act as barriers do not make any previous stores necessary.
10926 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10927 HEAP variables global, do not add a constraint from nonlocal.
10928 (find_func_aliases): Handle escapes through return statements.
10929 (compute_points_to_sets): Make escaped HEAP variables global.
10931 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10934 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10935 after reducing a DImode cstore to SImode.
10937 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10939 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10940 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10942 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10944 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10945 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10947 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10948 and umod_optab if TARGET_BSD_DIVMOD.
10949 * config/vax/lib1funcs.asm: New file.
10950 * config/vax/t-linux: New file.
10951 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10953 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10956 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10957 to type arguments that have void type.
10960 * dwarf2out.c (gen_formal_parameter_die): Call
10961 equate_decl_number_to_die if node is different from origin.
10963 2009-06-30 Anthony Green <green@moxielogic.com>
10965 Clean up moxie port for --enable-build-with-cxx.
10966 * config/moxie/moxie.c (moxie_function_value): First two
10967 parameters are const_tree, not tree.
10968 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10969 (REG_CLASS_NAMES): Ditto.
10970 (REGNO_REG_CLASS): Ditto.
10971 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10972 (moxie_function_value): Fix constyness of arguments.
10974 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10976 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10977 finalize_size_functions before further processing.
10978 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10979 (variable_size): Call self_referential_size on size expressions
10980 that contain a PLACEHOLDER_EXPR.
10981 (size_functions): New static variable.
10982 (copy_self_referential_tree_r): New static function.
10983 (self_referential_size): Likewise.
10984 (finalize_size_functions): New global function.
10985 * tree.c: Include tree-inline.h.
10986 (push_without_duplicates): New static function.
10987 (find_placeholder_in_expr): New global function.
10988 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10990 <tcc_expression>: Likewise.
10991 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10992 the call in the expression.
10993 * tree.h (finalize_size_functions): Declare.
10994 (find_placeholder_in_expr): Likewise.
10995 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10996 (substitute_placeholder_in_expr): Update comment.
10997 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10999 (copy_tree_body_r): Likewise.
11000 (copy_tree_body): New static function.
11001 (maybe_inline_call_in_expr): New global function.
11002 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11003 (maybe_inline_call_in_expr): Declare.
11004 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11005 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11008 2009-06-30 Richard Guenther <rguenther@suse.de>
11010 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11012 (propagate_necessity): Do not mark reaching defs of stores
11015 2009-06-30 Jan Hubicka <jh@suse.cz>
11017 * cfgloopanal.c (check_irred): Move into ...
11018 (mark_irreducible_loops): ... here; return true if ireducible
11020 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11021 (analyze_function): Try to prove loop finiteness.
11022 * cfgloop.h (mark_irreducible_loops): Update prototype.
11023 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11025 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11027 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11029 2009-06-30 Ira Rosen <irar@il.ibm.com>
11031 PR tree-optimization/40542
11032 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11035 2009-06-30 Martin Jambor <mjambor@suse.cz>
11037 PR tree-optimization/40582
11038 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11039 than useless_type_conversion_p.
11040 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11043 2009-06-30 Martin Jambor <mjambor@suse.cz>
11045 PR middle-end/40554
11046 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11048 2009-06-30 Richard Guenther <rguenther@suse.de>
11050 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11051 use ao_ref references.
11052 (walk_aliased_vdefs): Likewise.
11053 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11054 * tree-ssa-dce.c (struct ref_data): Remove.
11055 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11056 (mark_aliased_reaching_defs_necessary): Adjust.
11057 (mark_all_reaching_defs_necessary_1): Likewise.
11059 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11062 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11063 (emit_store_flag_1): Extract from emit_store_flag, adjust
11064 calls to (what now is) emit_cstore.
11065 (emit_store_flag): Call emit_store_flag_1 and also use it
11066 for what used to be recursive calls.
11068 2009-06-30 Wei Guozhi <carrot@google.com>
11071 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11072 if the target bb post dominates from bb.
11073 * config/i386/i386.c (memory_address_length): Check existence of base
11074 register before using it.
11076 2009-06-30 Nick Clifton <nickc@redhat.com>
11077 DJ Delorie <dj@redhat.com>
11079 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11080 __FMOVD_ENABLED__ is defined.
11082 (TARGET_FMOVD): Provide a default definition.
11083 (MASK_FMOVD): Likewise.
11084 (TARGET_CPU_CPP_BUILTINS): Define
11085 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11086 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11087 two fmov instructions depending upon whether TARGET_FMOVD is
11089 (split for DF load from memory into register): Also handle
11090 MEMs which consist of REG+DISP addressing.
11091 (split for DF store from register to memory): Likewise.
11092 * config/sh/sh.opt (mfmovd): Remove this switch.
11093 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11094 * config/sh/sh.c (sh_override_options): Do not automatically
11095 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11096 that to the -mfmovd command line switch.
11098 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11100 (fldi_ok): Always allow.
11101 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11103 2009-06-29 DJ Delorie <dj@redhat.com>
11105 * doc/install.texi (mep-x-elf): Correct chip's full name.
11107 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11109 * doc/extend.texi: Fix typo.
11111 2009-06-29 Tom Tromey <tromey@redhat.com>
11113 * dwarf2.h: Remove.
11114 * Makefile.in (DWARF2_H): New variable.
11115 (except.o): Use it.
11116 (dwarf2out.o): Likewise.
11117 (dwarf2asm.o): Likewise.
11118 * config/i386/t-i386: Use DWARF2_H.
11119 * except.c: Include elf/dwarf2.h.
11120 * unwind-dw2.c: Include elf/dwarf2.h.
11121 * dwarf2out.c: Include elf/dwarf2.h.
11122 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11123 <dtprel>: New field.
11124 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11125 (size_of_loc_descr): Likewise.
11126 (output_loc_operands_raw): Likewise.
11127 (output_loc_operands): Handle new dtprel field.
11128 (loc_checksum): Update.
11129 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11130 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11131 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11132 * dwarf2asm.c: Include elf/dwarf2.h.
11133 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11134 * config/mmix/mmix.c: Include elf/dwarf2.h.
11135 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11136 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11137 * config/sh/sh.c: Include elf/dwarf2.h.
11138 * config/i386/i386.c: Include elf/dwarf2.h.
11140 2009-06-29 DJ Delorie <dj@redhat.com>
11142 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11144 * doc/extend.texi: Add MeP attributes and pragmas.
11145 * doc/invoke.text: Add MeP Options.
11146 * doc/contrib.texi: Add MeP contribution.
11147 * doc/md.texi: Add MeP constraints.
11148 * doc/install.texi: Add MeP target.
11150 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11152 * target.h (struct gcc_target): Add frame_pointer_required field.
11153 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11154 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11155 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11157 * reload1.c (update_eliminables): (Ditto.).
11158 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11159 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11160 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11162 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11164 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11165 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11166 (arm_frame_pointer_required): New function.
11168 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11169 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11170 (avr_frame_pointer_required_p): Declare as static.
11171 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11173 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11174 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11175 (bfin_frame_pointer_required): Make as static, change return type
11177 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11179 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11180 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11181 (cris_frame_pointer_required): New function.
11183 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11185 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11186 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11187 (fr30_frame_pointer_required): New function.
11189 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11190 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11191 (frv_frame_pointer_required): Make as static, change return type
11193 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11195 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11196 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11197 (ix86_frame_pointer_required): Make as static, change return type to
11199 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11201 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11202 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11204 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11206 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11208 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11210 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11211 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11212 (mips_frame_pointer_required): Make as static.
11213 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11215 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11216 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11217 (mmix_frame_pointer_required): Mew function.
11219 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11220 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11222 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11224 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11226 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11228 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11229 (CAN_ELIMINATE): Redefine.
11230 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11231 (sparc_frame_pointer_required): New function.
11232 (sparc_can_eliminate): New function.
11233 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11235 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11236 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11238 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11239 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11240 (xtensa_frame_pointer_required): Make as static, change return type
11242 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11245 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11247 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11248 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11249 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11250 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11251 (register_callback): Handle PLUGIN_START_UNIT.
11252 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11254 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11256 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11258 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11259 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11261 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11263 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11266 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11268 * doc/extend.texi (Additional Floating Types): __float128 is also
11269 supported on i386 targets.
11271 2009-06-29 Richard Guenther <rguenther@suse.de>
11273 PR middle-end/14187
11274 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11276 (pt_solutions_same_restrict_base): Declare.
11277 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11279 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11280 (make_constraint_from, make_copy_constraint): Move earlier.
11281 (make_constraint_from_heapvar): New function.
11282 (make_constraint_from_restrict): Likewise.
11283 (handle_lhs_call): Use it.
11284 (find_func_aliases): Use it to track conversions to restrict
11285 qualified pointers.
11286 (struct fieldoff): Add only_restrict_pointers flag.
11287 (push_fields_onto_fieldstack): Initialize it.
11288 (create_variable_info_for): Track global restrict qualified pointers.
11289 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11290 Track restrict qualified pointer arguments.
11291 (set_uids_in_ptset): Use varinfo is_global_var flag.
11292 (find_what_var_points_to): Set the vars_contains_restrict flag.
11293 Always create the points-to solution for sets including restrict tags.
11294 (pt_solutions_same_restrict_base): New function.
11295 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11296 qualified pointers use pt_solutions_same_restrict_base as
11297 additional source for disambiguation.
11299 2009-06-29 Richard Guenther <rguenther@suse.de>
11301 PR middle-end/38212
11302 * alias.c (find_base_decl): Remove.
11303 (get_deref_alias_set_1): Remove restrict handling.
11304 * c-common.c (c_apply_type_quals_to_decl): Do not set
11305 DECL_POINTER_ALIAS_SET.
11306 * gimplify.c (find_single_pointer_decl_1): Remove.
11307 (find_single_pointer_decl): Likewise.
11308 (internal_get_tmp_var): Remove restrict handling.
11309 (gimple_regimplify_operands): Likewise.
11310 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11311 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11312 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11313 * tree.c (restrict_base_for_decl): Remove.
11314 (init_ttree): Do not allocate it.
11315 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11316 LABEL_DECL_UID for label decls.
11317 (copy_node_stat): Do not copy restrict information.
11318 (decl_restrict_base_lookup): Remove.
11319 (decl_restrict_base_insert): Likewise.
11320 (print_restrict_base_statistics): Likewise.
11321 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11322 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11323 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11324 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11325 (LABEL_DECL_UID): Adjust.
11326 (DECL_BASED_ON_RESTRICT_P): Remove.
11327 (DECL_GET_RESTRICT_BASE): Likewise.
11328 (SET_DECL_RESTRICT_BASE): Likewise.
11329 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11331 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11332 instead of DECL_POINTER_ALIAS_SET.
11333 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11334 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11335 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11337 2009-06-29 Richard Guenther <rguenther@suse.de>
11339 PR tree-optimization/40579
11340 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11341 the IL to simplify has constants that overflowed.
11343 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11345 PR tree-optimization/40550
11346 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11347 vector_compute_type only when the size of vector_compute_type is
11348 less than the size of type.
11350 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11352 * fold-const.c (contains_label_1): Fix comments.
11353 (contains_label_p): Do not walk trees multiple time.
11355 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11357 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11358 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11359 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11360 ix86_fp_comparison_operator.
11361 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11362 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11363 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11364 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11365 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11366 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11367 (related splits): Change predicate to ix86_fp_comparison_operator.
11368 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11369 instead of ix86_fp_comparison_codes.
11370 (ix86_trivial_fp_comparison_operator,
11371 ix86_fp_comparison_operator): New.
11372 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11373 (ix86_expand_compare): Eliminate last two parameters.
11374 (ix86_fp_jump_nontrivial_p): Kill.
11375 * config/i386/i386.c (put_condition_code): Eliminate call to
11376 ix86_fp_comparison_codes and subsequent assertion.
11377 (ix86_fp_comparison_codes): Eliminate.
11378 (ix86_fp_swap_condition): New.
11379 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11380 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11381 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11382 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11383 and ix86_fp_swap_condition.
11384 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11385 Use ix86_fp_comparison_strategy.
11386 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11387 (ix86_fp_jump_nontrivial_p): Eliminate.
11388 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11389 call to ix86_expand_compare.
11390 (ix86_split_fp_branch, ix86_expand_setcc,
11391 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11392 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11394 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11396 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11397 related to jump_clobbers.
11398 * config/arm/arm.md (conds): Remove jump_clob case.
11399 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11400 splits): Change comparison_operator to arm_comparison_operator.
11401 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11404 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11406 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11407 condition for floating point modes.
11408 * expmed.c (emit_store_flag_1): Move here a bigger part
11409 of emit_store_flag.
11410 (emit_store_flag): Try swapping the condition for floating point
11412 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11414 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11416 * expr.c (expand_expr_real_1): Just use do_store_flag.
11417 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11418 emit_store_flag_force.
11419 * expmed.c (emit_store_flag_force): Copy here trick
11420 previously in expand_expr_real_1. Try reversing the comparison.
11421 (emit_store_flag_1): Work if target is NULL.
11422 (emit_store_flag): Work if target is NULL, using the result mode
11423 from the comparison. Use split_comparison, restructure final part
11424 to simplify conditionals.
11426 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11428 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11429 * dojump.c (do_jump): Change handling of floating-point
11430 ops to use just do_compare_and_jump.
11431 (split_comparison): New.
11432 (do_compare_rtx_and_jump): Add here logic coming previously
11433 in do_jump, using split_comparison.
11435 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11438 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11440 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11442 * tree-ssa-alias.c: Fix unintentional commit.
11444 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11446 * passes.c (execute_one_pass): Fix unintentional commit.
11448 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11450 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11451 (df_rd_local_compute, df_md_local_compute): Inline them.
11453 (df_md_scratch): New.
11454 (df_md_alloc, df_md_free): Allocate/free it.
11455 (df_md_local_compute): Only include live registers in init.
11456 (df_md_transfer_function): Prune the in-set computed by
11457 the confluence function, and the gen-set too.
11459 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11461 PR rtl-optimization/26854
11462 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11463 * df-problems.c (df_rd_add_problem): Fix comment.
11464 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11465 df_md_simulate_artificial_defs_at_top,
11466 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11467 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11468 df_md_transfer_function, df_md_init, df_md_confluence_0,
11469 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11470 problem_MD, df_md_add_problem): New.
11471 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11472 df_md_get_bb_info): New.
11473 (DF_LAST_PROBLEM_PLUS1): Adjust.
11475 * Makefile.in (fwprop.o): Include domwalk.h.
11476 * fwprop.c: Include domwalk.h.
11477 (reg_defs, reg_defs_stack): New.
11478 (bitmap_only_bit_between): Remove.
11479 (process_defs): New.
11480 (process_uses): Use reg_defs and local_md instead of
11481 bitmap_only_bit_between and local_rd.
11482 (single_def_use_enter_block): New, from build_single_def_use_links.
11483 (single_def_use_leave_block): New.
11484 (build_single_def_use_links): Remove code moved to
11485 single_def_use_enter_block, invoke domwalk.
11486 (use_killed_between): Adjust comment.
11488 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11490 * bitmap.h (bitmap_ior_and_into): New.
11491 * bitmap.c (bitmap_ior_and_into): New.
11493 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11495 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11496 before_dom_children_before_stmts and after_dom_children_after_stmts.
11497 Rename the two remaining callbacks to just before_dom_children and
11498 after_dom_children. Remove other GIMPLE statement walking bits.
11499 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11500 * graphite.c: Do not include domwalk.h.
11501 * tree-into-ssa.c (interesting_blocks): New global.
11502 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11503 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11504 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11505 now that they're not domwalk callbacks.
11506 (rewrite_initialize_block): Rename to...
11507 (rewrite_enter_block): ... this, place after called functions. Test
11508 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11509 (rewrite_finalize_block): Rename to...
11510 (rewrite_leave_block): ... this, place after called functions.
11511 (rewrite_update_init_block): Rename to...
11512 (rewrite_update_enter_block): ... this, place after called functions.
11513 Test interesting_blocks, call rewrite_update_stmt and
11514 rewrite_update_phi_arguments.
11515 (rewrite_update_fini_block): Rename to...
11516 (rewrite_leave_block): ... this, place after called functions.
11517 (rewrite_blocks): Remove last argument, simplify initialization of
11519 (mark_def_sites_initialize_block): Rename to...
11520 (mark_def_sites_block): ... this, call mark_def_sites.
11521 (mark_def_sites_blocks): Remove argument, simplify initialization of
11523 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11524 (update_ssa): Likewise.
11525 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11527 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11528 (dom_opt_initialize_block): Rename to...
11529 (dom_opt_enter_block): ... this, place after called functions. Walk
11530 statements here, inline propagate_to_outgoing_edges.
11531 (dom_opt_finalize_block): Rename to...
11532 (dom_opt_leave_block): ... this, place after called functions.
11533 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11535 (dse_enter_block, dse_record_phi): New.
11536 (dse_record_phis): Delete.
11537 (dse_finalize_block): Rename to...
11538 (dse_leave_block): ... this.
11539 (tree_ssa_dse): Simplify initialization of walk_data.
11540 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11541 Adjust initialization of walk_data.
11542 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11543 * tree-ssa-loop-phiopt.c (get_non_trapping):
11544 Adjust initialization of walk_data.
11545 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11546 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11547 it's not a domwalk callback.
11548 (uncprop_initialize_block): Rename to...
11549 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11550 (dse_finalize_block): Rename to...
11551 (dse_leave_block): ... this.
11552 (tree_ssa_uncprop): Simplify initialization of walk_data.
11553 * Makefile.in: Adjust dependencies.
11555 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11557 * arm.md (casesi): Fix test for Thumb1.
11558 (thumb1_casesi_internal_pic): Likewise.
11559 (thumb1_casesi_dispatch): Likewise.
11561 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11563 * config/arm/arm-cores.def: Added core cortex-m0.
11564 * config/arm/arm-tune.md: Regenerated.
11565 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11567 2009-06-26 DJ Delorie <dj@redhat.com>
11569 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11571 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11572 the scheduler doesn't tag jump insns.
11574 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11576 * c-decl.c (merge_decls): Re-indent.
11578 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11581 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11582 Special-case decimal float constants.
11584 2009-06-26 Richard Henderson <rth@redhat.com>
11586 * function.h (struct function): Add cannot_be_copied_reason,
11587 and cannot_be_copied_set.
11588 * tree-inline.c (has_label_address_in_static_1): Rename from
11589 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11590 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11591 don't set inline_forbidden_reason.
11592 (copy_forbidden): New function, split out of inline_forbidden_p.
11593 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11594 (inline_forbidden_p): Use copy_forbidden.
11595 (tree_versionable_function_p): Likewise.
11596 (inlinable_function_p): Merge into tree_inlinable_function_p.
11597 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11598 * ipa-cp.c (ipcp_versionable_function_p): New function.
11599 (ipcp_cloning_candidate_p): Use it.
11600 (ipcp_node_modifiable_p): Likewise.
11602 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11604 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11605 that is marked not to be inlined. Remove flag_mudflap use.
11606 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11607 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11609 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11612 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11613 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11615 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11617 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11619 (__mingwthr_remove_key_dtor): Likewise.
11621 2009-06-26 Richard Guenther <rguenther@suse.de>
11623 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11625 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11627 PR middle-end/40525
11628 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11629 try the non-cond_exec path also.
11631 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11634 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11635 (output_cbranch): Use new functions.
11636 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11639 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11640 Pat Haugen <pthaugen@us.ibm.com>
11641 Revital Eres <ERES@il.ibm.com>
11643 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11644 for %c error. Add %x support to print VSX registers as a unified
11645 register set, instead of separate float and altivec registers.
11646 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11647 %y case, and add support for VSX pre-modify addresses.
11648 (output_toc): Add assert for CONST containing an integer constant
11650 (rs6000_adjust_cost): Add POWER7 support.
11651 (insn_must_be_first_in_group): Ditto.
11652 (insn_must_be_last_in_group): Ditto.
11653 (rs6000_emit_popcount): Ditto.
11654 (rs6000_vector_mode_supported_p): Ditto.
11656 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11657 Change some of the functions called by macros to being called
11658 through a pointer, so debug functions can be inserted if
11659 -mdebug=addr or -mdebug=cost.
11660 (rs6000_preferred_reload_class_ptr): Ditto.
11661 (rs6000_secondary_reload_class_ptr): Ditto.
11662 (rs6000_secondary_memory_needed_ptr): Ditto.
11663 (rs6000_cannot_change_mode_class_ptr): Ditto.
11664 (rs6000_secondary_reload_inner): Ditto.
11665 (rs6000_legitimize_reload_address): Ditto.
11666 (rs6000_legitimize_reload_address_ptr): Ditto.
11667 (rs6000_mode_dependent_address): Ditto.
11668 (rs6000_mode_dependent_address_ptr): Ditto.
11670 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11671 function to return true if the mode allows reg + integer
11673 (virtual_stack_registers_memory_p): New function to return true if
11674 the address refers to a virtual stack register.
11675 (rs6000_legitimate_offset_address_p): Move code to say whether a
11676 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11678 (rs6000_legitimate_address_p): Add checks for modes that only can
11679 do reg+reg addressing. Start adding VSX support.
11680 (rs6000_legitimize_reload_address): Ditto.
11681 (rs6000_legitimize_address): Ditto.
11682 (rs6000_debug_legitimate_address_p): New debug functions for
11683 -mdebug=addr and -mdebug=cost.
11684 (rs6000_debug_rtx_costs): Ditto.
11685 (rs6000_debug_address_costs): Ditto.
11686 (rs6000_debug_adjust_cost): Ditto.
11687 (rs6000_debug_legitimize_address): Ditto.
11688 (rs6000_legitimize_reload_address_ptr): Point to call normal
11689 function or debug function. Make functions called via pointer
11691 (rs6000_mode_dependent_address_ptr): Ditto.
11692 (rs6000_secondary_reload_class_ptr): Ditto.
11693 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11694 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11695 into a friendlier error.
11696 (rs6000_init_builtins): Add initial VSX support.
11697 (rs6000_adjust_cost): Fix some spacing issues.
11699 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11700 (REG_CLASS_NAMES): Ditto.
11701 (REG_CLASS_CONTENTS): Ditto.
11702 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11703 pointer, to add -mdebug=addr support.
11704 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11705 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11706 -mdebug=addr support.
11707 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11708 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11709 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11711 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11713 (bswapsi*): Set attribute types for load/store. Add combiner
11714 patterns to eliminate zero extend on 64-bit.
11715 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11716 stdbrx if the hardware supports those instructions.
11718 2009-06-25 Ian Lance Taylor <iant@google.com>
11720 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11721 (Link Options): Document -static-libstdc++.
11723 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11726 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11727 DATA_ALIGNMENT instead.
11729 2009-06-25 Richard Guenther <rguenther@suse.de>
11731 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11732 indirect references against the callused/escaped solutions.
11733 (call_may_clobber_ref_p_1): Likewise.
11735 2009-06-25 Martin Jambor <mjambor@suse.cz>
11737 PR tree-optimization/40493
11738 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11739 (enum unscalarized_data_handling): New type.
11740 (handle_unscalarized_data_in_subtree): Return what has been done.
11741 (load_assign_lhs_subreplacements): Handle left flushes differently.
11742 (sra_modify_assign): Use unscalarized_data_handling, simplified
11743 condition determining whether to remove the statement.
11745 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11747 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11748 excerpt - @ should be doubled for texinfo.
11750 2009-06-24 Ian Lance Taylor <iant@google.com>
11752 * config/arc/arc.c: Include "df.h".
11753 (arc_attribute_table): Make static. Move higher in file.
11754 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11755 (output_shift): Initialize n later to avoid warning.
11756 * config/arm/arm.c (arm_attribute_table): Make static. Move
11758 * config/avr/avr.c (avr_attribute_table): Make static. Move
11760 (reg_class_tab): Change array type from int to enum reg_class.
11761 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11763 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11764 (lshrhi3_out): Likewise.
11765 (class_likely_spilled_p): Change return type to bool.
11766 (avr_rtx_costs): Use local code variable with enum type.
11767 * config/avr/avr.md (movmemhi): Use add_reg_note.
11768 (andhi3, andsi3): Don't use AS2 with "and".
11769 (iorhi3, iorsi3): Don't use AS2 with "or".
11770 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11771 * config/crx/crx.c: Include "df.h".
11772 (crx_attribute_table): Make static.
11773 * config/m32r/m32r.c: Include "df.h".
11774 (m32r_attribute_table): Make static. Move higher in file.
11775 (pop): Use add_reg_note.
11776 (block_move_call): Change 0 to LCT_NORMAL in function call.
11777 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11778 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11779 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11780 declare, not just when TREE_CODE is defined.
11781 * config/m68hc11/m68hc11.c: Include "expr.h".
11782 (m68hc11_attribute_table): Make static. Move higher in file.
11783 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11785 (m68hc11_register_indirect_p): Likewise.
11786 (m68hc11_function_arg_padding): Change return type to enum
11788 (emit_move_after_reload): Use add_reg_note.
11789 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11790 (m68hc11_split_logical): Likewise.
11791 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11793 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11794 to VOIDmode in function call.
11795 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11797 (m68hc11_split_logical): Update declaration.
11798 (m68hc11_function_arg_padding): Update declaration.
11799 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11800 to array of enum reg_class.
11801 (mcore_attribute_table): Make static. Move higher in file.
11802 (mcore_rtx_costs): Add cast to enum type.
11803 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11804 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11805 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11807 * config/sh/predicates.md (trapping_target_operand): Rename and to
11809 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11811 * config/spu/spu.c (spu_attribute_table): Make static. Move
11813 * config/v850/v850.c (v850_attribute_table): Make static. Move
11815 (v850_rtx_costs): Use local code with enum type.
11816 (expand_epilogue): Add cast.
11817 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11819 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11822 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11823 -m2a-single-only and -m2a-nofpu.
11824 * config/sh/sh.opt: Document m2a generates FPU code.
11826 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11828 * defaults.h (CAN_ELIMINATE): Provide default.
11829 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11830 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11831 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11832 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11833 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11834 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11835 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11836 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11837 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11838 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11840 2009-06-24 DJ Delorie <dj@redhat.com>
11842 * mep-ext-cop.cpu: Fix copyright notice.
11843 * mep-default: Fix copyright notice.
11844 * mep-core: Fix copyright notice.
11845 * mep: Fix copyright notice.
11846 * mep-ivc2: Fix copyright notice.
11847 * mep-c5: Fix copyright notice.
11849 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11851 * doc/contrib.texi (Contributors):
11853 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11855 PR middle-end/40501
11856 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11857 src and dst operands if necessary.
11859 2009-06-23 DJ Delorie <dj@redhat.com>
11862 * config.gcc: Add mep support.
11863 * recog.c: Resurrect validate_replace_rtx_subexp().
11864 * recog.h: Likewise.
11865 * config/mep/: Add new port:
11866 * config/mep/constraints.md: New file.
11867 * config/mep/default.h: New file.
11868 * config/mep/intrinsics.h: New file.
11869 * config/mep/intrinsics.md: New file.
11870 * config/mep/ivc2-template.h: New file.
11871 * config/mep/mep-c5.cpu: New file.
11872 * config/mep/mep-core.cpu: New file.
11873 * config/mep/mep-default.cpu: New file.
11874 * config/mep/mep-ext-cop.cpu: New file.
11875 * config/mep/mep-intrin.h: New file.
11876 * config/mep/mep-ivc2.cpu: New file.
11877 * config/mep/mep-lib1.asm: New file.
11878 * config/mep/mep-lib2.c: New file.
11879 * config/mep/mep-pragma.c: New file.
11880 * config/mep/mep-protos.h: New file.
11881 * config/mep/mep-tramp.c: New file.
11882 * config/mep/mep.c: New file.
11883 * config/mep/mep.cpu: New file.
11884 * config/mep/mep.h: New file.
11885 * config/mep/mep.md: New file.
11886 * config/mep/mep.opt: New file.
11887 * config/mep/predicates.md: New file.
11888 * config/mep/t-mep: New file.
11890 2009-06-23 Ian Lance Taylor <iant@google.com>
11892 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11893 from loose_warn into c_loose_warn and from strict_warn into
11894 c_strict_warn. Set and substitute warn_cxxflags. Check for
11895 --enable-build-with-cxx. Set and substitute
11896 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11897 * Makefile.in (CXXFLAGS): New variable.
11898 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11899 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11900 the default is the same as $(STRICT_WARN).
11901 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11902 (CXX): New variable.
11903 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11904 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11905 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11906 (HOST_LIBS): New variable.
11907 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11908 (ALL_CXXFLAGS): New variable.
11909 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11910 * doc/install.texi (Configuration): Document
11911 --enable-build-with-cxx, --with-stage1-ldflags,
11912 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11913 * configure: Rebuild.
11915 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11917 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11918 from previous commit.
11920 2009-06-23 Ian Lance Taylor <iant@google.com>
11922 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11924 2009-06-23 Ian Lance Taylor <iant@google.com>
11926 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11927 with ATTRIBUTE_UNUSED.
11929 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11930 Pat Haugen <pthaugen@us.ibm.com>
11931 Revital Eres <eres@il.ibm.com>
11933 * config.in (HAVE_AS_POPCNTD): Add default definition.
11934 (HAVE_AS_LWSYNC): Ditto.
11936 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11938 (gcc_cv_as_powerpc_cmpb): Ditto.
11939 (gcc_cv_as_powerpc_dfp): Ditto.
11940 (gcc_cv_as_powerpc_vsx): Ditto.
11941 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11942 supporting the popcntd/lwsync instructions.
11943 (gcc_cv_as_powerpc_lwsync): Ditto.
11944 * configure: Regenerate.
11946 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11947 -mcpu=native and -mcpu=power7.
11948 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11950 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11951 a variable instead of a mask to reduce the number of mask bits.
11952 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11953 (-mbit-word): Ditto.
11954 (-mregnames): Ditto.
11955 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11956 (-mfused-madd): Ditto.
11958 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11960 (-mvsx): New switch for VSX instructions.
11961 (-misel): Move from a variable to a mask to allow it to be set by
11964 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11965 function declaration to an array declaration.
11966 (rs6000_hard_regno_nregs): New external array declaration.
11968 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11969 files included by rs6000.md.
11971 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11972 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11974 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11976 (rs6000_debug_reg): New -mdebug= variables.
11977 (rs6000_debug_addr): Ditto.
11978 (rs6000_debug_cost): Ditto.
11979 (rs6000_pmode): New variable to hold Pmode.
11980 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11981 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11982 calculated at compiler start.
11983 (rs6000_hard_regno_nregs): Change function to an array which holds
11984 HARD_REGNO_NREGS calculated at compiler start.
11985 (rs6000_explicit_options): Delete isel field.
11986 (rs6000_vector_unit): New array to hold which vector unit
11987 supports arithmetic options for a given type.
11988 (rs6000_vector_mem): New array to hold which vector unit supports
11989 memory reference operations for a given type.
11990 (rs6000_vector_align): New array to given the alignment of each
11992 (power7_cost): New basic costs for power7.
11993 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11994 (rs6000_hard_regno_nregs_internal): New function, moved from
11995 HARD_REGNO_NREGS, to calculate the number of registers each hard
11996 register takes for each type.
11997 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11998 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11999 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12000 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12001 unit information here so it is calculated once at compiler startup
12003 (rs6000_override_options): Make -misel a target mask. Add more
12004 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12005 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12007 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12008 (rs6000_handle_option): Move -misel from variable to target mask.
12009 (rs6000_builtin_mask_for_load): Add VSX support.
12010 (rs6000_conditional_register_usage): Ditto.
12011 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12012 (function_arg_boundary): Ditto.
12013 (rs6000_expand_builtin): Ditto.
12014 (def_builtin): Make abort message a little friendlier.
12015 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12017 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12018 assembler support the popcntd instruction instead of a vsx
12019 instruction to enable power7 support.
12020 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12021 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12022 option to the assembler if -mcpu=native.
12023 (ASM_CPU_NATIVE_SPEC): Ditto.
12024 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12026 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12027 the lwsync instruction.
12028 (enum processor_type): Add PROCESSOR_POWER7.
12029 (rs6000_debug_reg): New -mdebug= options.
12030 (rs6000_debug_addr): Ditto.
12031 (rs6000_debug_cost): Ditto.
12032 (rs6000_isel): Delete.
12033 (enum rs6000_vector): New enum to say what vector unit we have.
12034 (VECTOR_UNIT_*): New macros to say which vector unit has
12035 arithmetic operations for a given type.
12036 (VECTOR_MEM_*): New macros to say which vector unit has memory
12037 operations for a given type.
12038 (TARGET_LDBRX): Whether the machine supports the ldbrx
12040 (TARGET_ISEL): Delete, -misel moved to be a mask.
12041 (TARGET_ISEL64): New macro for 64-bit isel support.
12042 (UNITS_PER_VSX_WORD): New macro.
12043 (POINTER_SIZE): Move to be an external variable, rather than
12044 calculating whether we are generating 32 ot 64-bit code.
12046 (STACK_BOUNDARY): Add VSX support.
12047 (LOCAL_ALIGNMENT): Ditto.
12048 (SLOW_UNALIGNED_ACCESS): Ditto.
12049 (VSX_REGNO_P): New macro for VSX support.
12050 (VFLOAT_REGNO_P): Ditto.
12051 (VINT_REGNO_P): Ditto.
12052 (VLOGICAL_REGNO_P): Ditto.
12053 (VSX_VECTOR_MODE): Ditto.
12054 (VSX_SCALAR_MODE): Ditto.
12056 (VSX_MOVE_MODE): Ditto.
12057 (VSX_REG_CLASS_P): Ditto.
12058 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12060 (UNITS_PER_SIMD_WORD): Add VSX support.
12061 (MODES_TIEABLE_P): Ditto.
12062 (STARTING_FRAME_OFFSET): Ditto.
12063 (STACK_DYNAMIC_OFFSET): Ditto.
12064 (EPILOGUE_USES): Ditto.
12065 (REGNO_REG_CLASS): Move to array lookup.
12066 (CLASS_MAX_NREGS): Ditto.
12067 (rs6000_vector_reg_class): Add declaration.
12068 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12069 overlap with the floating point and Altivec registers.
12071 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12073 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12074 give the appropriate asm switches if -mcpu=native.
12075 (host_detect_local_cpu): Add support for "asm".
12076 (host_detect_local_cpu): Follow GNU code guidelines for name.
12078 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12079 -mbit-word to a variable instead of being a target mask.
12081 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12082 emit the lwsync instruction instead of emitting the instruction as
12083 an integer constant.
12085 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12086 fixuns_trundfsi2, move expander into rs6000.md.
12088 * config/rs6000/rs6000.md (cpu): Add power7.
12089 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12090 (logical predicate patterns): Change the single instruction
12091 primitives that set CR0 to be fast_compare instead of compare.
12093 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12094 (popcntddi2): Ditto.
12095 (popcount<mode>): Ditto.
12096 (floating multiply/add insns): Name the floating point
12097 multiply/add insns.
12098 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12099 (isel_unsigned_<mode>): Ditto.
12100 (fixuns_trundfsi2): Move expander here from spe.md.
12101 (smindi3): Define if we have -misel on 64-bit systems.
12106 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12108 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12110 * config/avr/avr.c (avr_current_device): New variable.
12111 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12112 (avr_arch, mcu_type_s): Move to avr.h.
12113 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12114 default_data_section_start fields.
12115 (avr_arch): Moved from avr.c.
12116 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12117 library_name fields.
12118 (avr_current_device, avr_mcu_types, avr_arch_types,
12119 avr_device_to_arch, avr_device_to_data_start,
12120 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12121 (EXTRA_SPEC_FUNCTIONS): Define.
12122 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12123 options mapping. Use device_to_arch and device_to_data_start insted.
12124 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12125 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12126 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12127 * config/avr/driver-avr.c: New file.
12128 * config/avr/avr-devices.c: New file.
12130 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12132 * var-tracking.c (unshare_variable): Force initialized to
12133 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12134 (set_variable_part): Likewise.
12135 (struct variable_union_info): Remove pos_src field.
12136 (vui_vec, vui_allocated): New variables.
12137 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12138 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12139 == 1 use a simpler sorting algorithm. Compute pos field right
12140 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12141 Avoid quadratic comparison if !flag_var_tracking_uninit.
12142 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12143 unshare_variable unconditionally.
12144 (dataflow_set_different_2): Removed.
12145 (dataflow_set_different): Don't traverse second hash table.
12146 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12147 unconditionally to var_reg_set or var_mem_set.
12148 (emit_notes_in_bb): Likewise.
12149 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12151 (emit_note_insn_var_location): Don't set initialized to
12152 VAR_INIT_STATUS_INITIALIZED early.
12153 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12155 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12157 * tree-object-size.c (addr_object_size): Instead of checking
12158 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12159 are no FIELD_DECLs following it.
12161 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12163 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12164 order to match bswaps with signed source operands.
12166 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12168 * sdbout.c (sdbout_one_type): Fix braces in switch.
12170 2009-06-23 Richard Guenther <rguenther@suse.de>
12172 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12174 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12175 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12176 var_callused, callused_tree, var_storedanything, storedanything_tree,
12177 var_integer, integer_tree): Remove global variables.
12178 (new_var_info): Do not pass new id, append the new var to the
12179 global variable vector.
12180 (do_ds_constraint): Use is_global_var member of the variable-info.
12181 (new_scalar_tmp_constraint_exp): Adjust.
12182 (create_function_info_for): Likewise.
12183 (create_variable_info_for): Likewise.
12184 (find_what_var_points_to): Remove dead code.
12185 (init_base_vars): Simplify.
12186 (compute_points_to_sets): Adjust.
12188 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12190 * combine.c (try_combine): Dump information about the insns we're
12193 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12195 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12196 check when calling force_to_mode on TRUNCATE's operand.
12198 2009-06-22 Ian Lance Taylor <iant@google.com>
12200 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12202 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12204 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12206 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12208 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12209 override library linkage flags such as -static-libgcc or
12212 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12214 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12216 2009-06-22 Ian Lance Taylor <iant@google.com>
12218 * config/linux.opt: Put mglibc ahead of muclibc.
12220 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12221 for duplicate decls.
12223 2009-06-22 Matthias Klose <doko@ubuntu.com>
12225 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12227 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12230 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12231 instead of NULL if a parser error occurs.
12233 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12235 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12236 non-DWARF2_DEBUGGING_INFO version.
12238 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12240 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12241 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12243 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12244 (LIBGCC2_TF_CEXT): Define.
12247 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12250 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12252 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12254 * config/arm/arm.c (arm_override_options): Disable
12255 -mcaller-super-interworking and -mcallee-super-interworking.
12256 * doc/invoke.texi (ARM Options): Document this.
12258 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12260 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12261 * config/arm/constraints.md (j): New constraint for movw operands.
12262 (N): Remove thumb2 meaning.
12263 * config/arm/arm.md (*arm_movw): Delete.
12264 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12265 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12266 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12268 2009-06-22 Martin Jambor <mjambor@suse.cz>
12270 PR tree-optimization/40492
12271 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12272 build_ref_for_offset.
12274 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12276 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12277 JUMP_TABLE_DATA_P predicates where applicable.
12278 * auto-inc-dec.c: Ditto.
12279 * builtins.c: Ditto.
12280 * caller-save.c: Ditto.
12282 * cfgcleanup.c: Ditto.
12283 * cfglayout.c: Ditto.
12285 * combine.c: Ditto.
12286 * combine-stack-adj.c: Ditto.
12290 * df-scan.c: Ditto.
12292 * dwarf2asm.c: Ditto.
12293 * dwarf2out.c: Ditto.
12294 * emit-rtl.c: Ditto.
12300 * function.c: Ditto.
12303 * genpreds.c: Ditto.
12304 * genrecog.c: Ditto.
12306 * ira-costs.c: Ditto.
12307 * ira-lives.c: Ditto.
12309 * loop-iv.c: Ditto.
12310 * lower-subreg.c: Ditto.
12311 * modulo-sched.c: Ditto.
12313 * postreload.c: Ditto.
12314 * print-rtl.c: Ditto.
12316 * reginfo.c: Ditto.
12317 * regmove.c: Ditto.
12318 * reload1.c: Ditto.
12321 * rtlanal.c: Ditto.
12323 * sched-vis.c: Ditto.
12325 * sel-sched-ir.c: Ditto.
12326 * simplify-rtx.c: Ditto.
12327 * targhooks.c: Ditto.
12328 * var-tracking.c: Ditto.
12329 * vmsdbgout.c: Ditto.
12331 2009-06-22 Matthias Klose <doko@ubuntu.com>
12333 * Makefile.in (install-plugin): Always use DESTDIR.
12335 2009-06-22 Olivier Hainque <hainque@adacore.com>
12337 * config/pa/pa.c (output_call): Don't optimize post call jumps
12338 into return address adjustments if the call may throw.
12340 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12342 * arm.c (thumb1_output_casesi): New function.
12343 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12344 optimizing for size or PIC.
12345 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12346 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12347 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12348 (thumb1_casesi_internal_pic): New expand rule.
12349 (thumb1_casesi_dispatch): New pattern.
12350 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12352 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12353 in the text seciton when PIC or optimizing for size.
12354 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12355 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12356 preservation properties of code.
12357 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12358 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12359 (__gnu_thumb1_case_si): New function.
12360 * t-arm (LIB1ASMSRC): Define here.
12361 (LIB1ASMFUNCS): Add some common functions.
12362 * t-arm-elf (LIB1ASMSRC): Delete.
12363 (LIB1ASMFUNCS): Append to existing set.
12364 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12365 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12366 * t-symbian (LIB1ASMFUNCS): Likewise.
12367 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12368 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12370 2009-06-21 Richard Guenther <rguenther@suse.de>
12372 PR tree-optimization/38729
12373 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12374 to loops with a single exit if -fno-expensive-optimizations.
12376 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12378 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12379 (dataflow_set): Change vars type from htab_t to shared_hash.
12380 (shared_hash_pool, empty_shared_hash): New variables.
12381 (vars_clear): Removed.
12382 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12383 shared_hash_find_slot_unshare, shared_hash_find_slot,
12384 shared_hash_find_slot_noinsert, shared_hash_find): New
12386 (shared_hash_unshare, shared_hash_destroy): New functions.
12387 (unshare_variable): Unshare set->vars if shared, use
12389 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12390 (get_init_value, find_src_set_src, dump_dataflow_set,
12391 clobber_variable_part, emit_notes_for_differences): Use
12393 (dataflow_set_init): Remove second argument, set vars to
12394 empty_shared_hash instead of creating a new htab.
12395 (dataflow_set_clear): Call shared_hash_destroy and set vars
12396 to empty_shared_hash instead of calling vars_clear.
12397 (dataflow_set_copy): Don't call vars_copy, instead just share
12398 the src htab with dst.
12399 (variable_union): Use shared_hash_*, use initially NO_INSERT
12400 lookup if set->vars is shared. Don't keep slot cleared before
12401 calling unshare_variable. Unshare set->vars if needed.
12402 Even ->refcount == 1 vars must be unshared if set->vars is shared
12403 and var needs to be modified.
12404 (variable_canonicalize): New function.
12405 (dataflow_set_union): If dst->vars is empty, just share src->vars
12406 with dst->vars and traverse with variable_canonicalize to canonicalize
12407 and unshare what is needed.
12408 (dataflow_set_different): If old_set and new_set use the same shared
12409 htab, they aren't different. If number of htab elements is different,
12410 htabs are different. Use shared_hash_*.
12411 (dataflow_set_destroy): Call shared_hash_destroy instead of
12413 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12414 second argument to dataflow_set_init.
12415 (vt_initialize): Likewise. Initialize shared_hash_pool and
12416 empty_shared_hash, move bb in/out initialization afterwards.
12417 Use variable_htab_free instead of NULL as changed_variables del hook.
12418 (variable_was_changed): Change type of second argument to pointer to
12419 dataflow_set. When inserting var into changed_variables, bump
12420 refcount. Unshare set->vars if set is shared htab and slot needs to
12422 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12423 lookup if set->vars is shared. Unshare set->vars if needed.
12424 Even ->refcount == 1 vars must be unshared if set->vars is shared
12425 and var needs to be modified. Adjust variable_was_changed caller.
12426 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12427 vars must be unshared if set->vars is shared and var needs to be
12428 modified. Adjust variable_was_changed caller.
12429 (emit_note_insn_var_location): Don't pool_free var.
12430 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12432 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12433 free_alloc_pool on shared_hash_pool.
12435 2009-06-20 Anthony Green <green@moxielogic.com>
12437 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12438 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12440 2009-06-20 Richard Guenther <rguenther@suse.de>
12442 * tree-ssa-structalias.c (find_func_aliases): For memset use
12443 a constraint from NULL if we memset to zero.
12444 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12445 we explicitly handle that do not read from memory.
12446 (call_may_clobber_ref_p_1): Properly handle builtins that may
12449 2009-06-20 Richard Guenther <rguenther@suse.de>
12451 PR tree-optimization/40495
12452 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12453 (new_scalar_tmp_constraint_exp): New function.
12454 (process_constraint): Do not create temporary decls.
12455 (process_all_all_constraints): Likewise.
12456 (handle_const_call): Likewise.
12457 (create_function_info_for): Do not set decl.
12459 2009-06-19 Ian Lance Taylor <iant@google.com>
12461 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12462 (rs6000_attribute_table): Make static; move before use.
12464 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12466 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12467 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12468 Propagate the TREE_READONLY flag without overwriting it.
12469 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12470 Propagate the TREE_READONLY flag onto the result.
12471 (process_call_operands): Move around. Use correct constant value.
12473 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12476 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12477 * config/arm/arm.md: Likewise.
12479 2009-06-19 Ian Lance Taylor <iant@google.com>
12481 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12482 to GIMPLE_ERROR_MARK.
12484 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12485 op2_original_type parameters. Warn about using different enum types.
12486 * c-parser.c (c_parser_conditional_expression): Pass original
12487 types to build_conditional_expr.
12488 * c-tree.h (build_conditional_expr): Update declaration.
12490 2009-06-19 Ian Lance Taylor <iant@google.com>
12492 * config/i386/i386.c (ix86_function_specific_save): Test that
12493 fields match values, rather than testing the values are in a
12496 2009-06-19 Richard Guenther <rguenther@suse.de>
12498 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12499 ADDR_EXPR pointers.
12500 (ptr_derefs_may_alias_p): Likewise.
12501 (ptr_deref_may_alias_ref_p_1): New function.
12502 (ptr_deref_may_alias_ref_p): Likewise.
12503 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12504 covered by looking at the ESCAPED solution.
12505 (call_may_clobber_ref_p_1): Likewise.
12506 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12507 Handle NULL_TREE offset. Do not produce redundant constraints.
12508 (process_all_all_constraints): New helper function.
12509 (do_structure_copy): Use it.
12510 (handle_lhs_call): Likewise.
12511 (find_func_aliases): Handle some builtins with pointer arguments
12512 and/or return values explicitly.
12514 2009-06-19 Ian Lance Taylor <iant@google.com>
12516 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12518 2009-06-19 Ian Lance Taylor <iant@google.com>
12520 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12522 2009-06-19 Ian Lance Taylor <iant@google.com>
12524 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12525 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12528 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12529 uninitialized const.
12531 2009-06-19 Ian Lance Taylor <iant@google.com>
12533 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12536 * c-decl.c (in_struct, struct_types): Remove.
12537 (struct c_binding): Add in_struct field.
12538 (c_binding_ptr): Define type, along with VEC.
12539 (struct c_struct_parse_info): Define.
12540 (struct_parse_info): New static variable.
12541 (bind): Initialize in_struct field.
12542 (start_struct): Remove enclosing_in_struct and
12543 enclosing_struct_types parameters. Add
12544 enclosing_struct_parse_info parameter. Change all callers. Set
12545 struct_parse_info rather than in_struct and struct_types.
12546 (grokfield): If -Wc++-compat and there is a symbol binding for the
12547 field name, set the in_struct flag and push it on the
12548 struct_parse_info->fields vector.
12549 (warn_cxx_compat_finish_struct): New static function.
12550 (finish_struct): Remove enclosing_in_struct and
12551 enclosing_struct_types parameters. Add
12552 enclosing_struct_parse_info parameter. Change all callers. Don't
12553 set C_TYPE_DEFINED_IN_STRUCT here. Call
12554 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12555 parameter. Only push on struct_types if warn_cxx_compat.
12556 (finish_enum): Only push on struct_types if warn_cxx_compat.
12557 (declspecs_add_type): Add loc parameter. Change all callers.
12558 Change all error calls to error_at. Pass loc, not input_location,
12559 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12560 defined in a struct. If -Wc++-compat and parsing a struct, record
12561 that a typedef name was used.
12562 * c-parser.c (c_parser_declspecs): Get location to pass to
12563 declspecs_add_type.
12564 (c_parser_struct_or_union_specifier): Update calls to start_struct
12566 * c-tree.h (struct c_struct_parse_info): Declare.
12567 (finish_struct, start_struct): Update declarations.
12568 (declspecs_add_type): Update declaration.
12570 2009-06-19 Ian Lance Taylor <iant@google.com>
12572 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12573 variable with an anonymous type.
12575 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12577 * see.c: Remove for real.
12579 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12581 * optabs.h (enum optab_index): Add new OTI_significand.
12582 (significand_optab): Define corresponding macro.
12583 * optabs.c (init_optabs): Initialize significand_optab.
12584 * genopinit.c (optabs): Implement significand_optab using
12585 significand?f2 patterns.
12586 * builtins.c (expand_builtin_mathfn): Handle
12587 BUILT_IN_SIGNIFICAND{,F,L}.
12588 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12589 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12591 * config/i386/i386.md (significandxf2, significand<mode>2): New
12592 expanders to implement significandf, significand and significandl
12593 built-ins as inline x87 intrinsics.
12595 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12597 * config/avr/avr.c (avr_override_options): Remove setting value of
12598 PARAM_INLINE_CALL_COST.
12600 2009-06-18 Richard Henderson <rth@redhat.com>
12603 * tree-pass.h (TDF_ASMNAME): New.
12604 * tree-dump.c (dump_options): Add asmname.
12605 * doc/invoke.texi: Document it.
12607 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12608 (dump_decl_name): ...here.
12609 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12610 (dump_generic_node): Update dump_function_name calls.
12611 (print_call_name): New flags arg; update all dump calls.
12612 * diagnostic.h (print_call_name): Update.
12613 * gimple-pretty-print.c (dump_gimple_call): Update.
12615 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12618 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12620 2009-06-18 Diego Novillo <dnovillo@google.com>
12622 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12623 * plugin.c (str_license): Declare.
12624 (try_init_one_plugin): Assert that the symbol
12625 'plugin_is_GPL_compatible' exists.
12627 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12630 * Makefile.in (OBJS-common): Remove see.o.
12632 * common.opt (fsee): Mark as preserved for backward compatibility.
12633 * opts.c (common_handle_option): Add OPT_fsee to the backward
12634 compatibility section.
12635 * passes.c (init_optimization_passes, pass_see): Remove pass.
12636 * timevar.def (TV_SEE): Remove.
12637 * tree-pass.h (pass_see): Remove declaration.
12638 * doc/invoke.texi (-fsee): Remove documentation.
12640 2009-06-18 Martin Jambor <mjambor@suse.cz>
12642 * tree-sra.c: Include statistics.h
12643 (sra_stats): New variable.
12644 (sra_initialize): Clear sra_stats.
12645 (create_access_replacement): Increment sra_stats.replacements.
12646 (get_access_replacement): Do not return twice.
12647 (analyze_all_variable_accesses): Increment statistics counter by the
12648 number of scalarized aggregates.
12649 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12650 (sra_modify_expr): Increment sra_stats.exprs.
12651 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12652 (sra_modify_assign): Increment sra_stats.exprs,
12653 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12654 (perform_intra_sra): Update statistics counters.
12655 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12657 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12659 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12660 (arm_scalar_mode_supported_p): New function.
12662 2009-06-18 Paul Brook <paul@codesourcery.com>
12663 Sandra Loosemore <sandra@codesourcery.com>
12665 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12666 (__extendhfsf2, __truncsfhf2): Define.
12667 * config/arm/fp16.c: New file.
12668 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12669 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12671 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12673 * doc/extend.texi (Half-Precision): New section.
12674 * doc/invoke.texi (Option Summary): List -mfp16-format.
12675 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12676 * config/arm/arm.opt (mfp16-format=): New.
12677 * config/arm/arm.c: Include intl.h.
12678 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12679 (TARGET_INVALID_RETURN_TYPE): Redefine.
12680 (TARGET_PROMOTED_TYPE): Redefine.
12681 (TARGET_CONVERT_TO_TYPE): Redefine.
12682 (arm_fp16_format): Define.
12683 (all_fpus): Add entry for neon-fp16.
12684 (fp_model_for_fpu): Likewise.
12685 (struct fp16_format): Declare.
12686 (all_fp16_formats): Define.
12687 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12689 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12691 (arm_legitimate_index_p): Treat HFmode like HImode.
12692 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12693 (coproc_secondary_reload_class): Special-case HFmode.
12694 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12695 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12696 (arm_init_fp16_builtins): New.
12697 (arm_init_builtins): Call it.
12698 (arm_invalid_parameter_type): New.
12699 (arm_invalid_return_type): New.
12700 (arm_promoted_type): New.
12701 (arm_convert_to_type).
12702 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12704 (arm_emit_fp16_const): New function.
12705 (arm_mangle_type): Mangle __fp16 as "Dh".
12706 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12708 (TARGET_NEON_FP16): New.
12709 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12710 (enum fputype): Add FPUTYPE_NEON_FP16.
12711 (enum arm_fp16_format_type): Declare.
12712 (arm_fp16_format): Declare.
12713 (LARGEST_EXPONENT_IS_NORMAL): Define.
12714 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12715 * config/arm/arm-modes.def (HFmode): Define.
12716 * config/arm/vfp.md: (*movhf_vfp): New.
12717 (extendhfsf2): New.
12719 * config/arm/arm.md: (fpu): Add neon_fp16.
12720 (floatsihf2, floatdihf2): New.
12721 (fix_trunchfsi2, fix_trunchfdi2): New.
12723 (extendhfdf2): New.
12725 (*arm32_movhf): New.
12726 (*thumb1_movhf): New.
12727 (consttable_2): Add check for HFmode constants.
12728 (consttable_4): Handle HFmode constants.
12730 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12732 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12734 2009-06-17 Olivier Hainque <hainque@adacore.com>
12736 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12737 const char ** conversion in AIX specific section.
12739 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12741 * config/i386/i386.c (ix86_special_builtin_type): Remove
12742 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12743 (bdesc_special_args): Updated.
12744 (ix86_init_mmx_sse_builtins): Likewise.
12745 (ix86_expand_special_args_builtin): Likewise.
12747 2009-06-17 Richard Henderson <rth@redhat.com>
12749 * tree-pretty-print.c (maybe_dump_asm_name): New.
12750 (dump_decl_name): Use it.
12751 (PRINT_FUNCTION_NAME): Merge into...
12752 (dump_function_name): ... here. Use maybe_dump_asm_name.
12754 2009-06-17 Cary Coutant <ccoutant@google.com>
12756 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12758 * debug.c (struct gcc_debug_hooks): Change placeholder for
12760 (debug_nothing_int_charstar_int): Replaced by...
12761 (debug_nothing_int_charstar_int_bool): ...this.
12762 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12763 source_line prototype.
12764 (debug_nothing_int_charstar_int): Replaced by...
12765 (debug_nothing_int_charstar_int_bool): ...this.
12766 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12767 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12768 Output is_stmt operand when necessary.
12769 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12770 (notice_source_line): Add is_stmt parameter.
12771 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12772 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12774 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12775 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12777 2009-06-17 Ian Lance Taylor <iant@google.com>
12779 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12781 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12784 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12786 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12787 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12788 tree_strip_sign_nop_conversions and
12789 tree_ssa_strip_useless_type_conversions rather than stripping
12790 the operations here.
12791 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12793 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12794 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12795 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12796 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12799 2009-06-17 Michael Eager <eager@eagercon.com>
12801 * config/rs6000/constraints.md (register_constraint "d"): New.
12802 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12803 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12804 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12805 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12806 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12807 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12808 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12809 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12810 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12811 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12813 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12814 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12815 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12816 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12817 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12818 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12819 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12820 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12821 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12822 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12823 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12824 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12825 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12826 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12828 2009-06-16 Ian Lance Taylor <iant@google.com>
12830 * profile.c (total_num_never_executed): Don't define.
12831 (compute_branch_probabilities): Don't count or print
12832 num_never_executed.
12833 (init_branch_prob): Don't set total_num_never_executed.
12834 (end_branch_prob): Don't print total_num_never_executed.
12836 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12838 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12840 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12842 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12843 (nabstd2_fpr): Same.
12845 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12847 * expr.c (expand_assignment): Change complex type check.
12849 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12851 * doc/plugins.texi (Building GCC plugins): Added new section.
12853 2009-06-17 Ian Lance Taylor <iant@google.com>
12855 * c-pch.c (get_ident): Don't set size of templ array.
12856 (pch_init): Don't set size of partial_pch array.
12858 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12859 string constant to intialize an array whose size is the length of
12862 2009-06-17 Richard Guenther <rguenther@suse.de>
12864 PR tree-optimization/40389
12865 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12866 to addressable types.
12867 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12869 2009-06-17 Richard Guenther <rguenther@suse.de>
12871 PR middle-end/40460
12872 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12873 if there is no evolution of left in the loop bail out.
12874 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12875 chrec_fold_multiply.
12877 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12878 Janis Johnson <janis187@us.ibm.com>
12881 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12882 for the symbol ref of a constant that is the source of a move
12883 - nor for any other not-obvious-label-ref constants.
12885 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12887 * plugin.c (position_pass): Skip newly inserted pass during list
12888 traversal to avoid repeated insertion.
12890 2009-06-16 Ian Lance Taylor <iant@google.com>
12892 * vec.h (VEC_stack_alloc): Define different version if
12893 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12894 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12895 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12896 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12898 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12900 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12902 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12903 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12904 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12905 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12906 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12907 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12908 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12909 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12910 __builtin_ia32_rdtscp.
12911 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12912 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12913 and __builtin_ia32_rorhi.
12914 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12915 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12916 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12917 (ix86_expand_args_builtin): Likewise.
12918 (ix86_expand_special_args_builtin): Likewise.
12920 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12921 (UNSPECV_RDTSC): Likewise.
12922 (UNSPECV_RDPMC): Likewise.
12923 (*bsr): Renamed to ...
12925 (*bsr_rex64): Renamed to ...
12928 (*rdpmc): Likewise.
12929 (*rdpmc_rex64): Likewise.
12931 (*rdtsc): Likewise.
12932 (*rdtsc_rex64): Likewise.
12933 (rdtscp): Likewise.
12934 (*rdtscp): Likewise.
12935 (*rdtscp_rex64): Likewise.
12937 * config/i386/ia32intrin.h: New.
12939 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12941 2009-06-16 Ian Lance Taylor <iant@google.com>
12943 * ira-build.c (copy_info_to_removed_store_destinations):
12944 Initialize parent_a.
12946 2009-06-16 Ian Lance Taylor <iant@google.com>
12948 * c-decl.c (grokdeclarator): Change size_varies to bool.
12950 2009-06-16 Ian Lance Taylor <iant@google.com>
12952 * sel-sched.c: Make forward declarations of move_op_hooks and
12953 fur_hooks explicitly extern.
12955 2009-06-16 Ian Lance Taylor <iant@google.com>
12957 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12958 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12960 2009-06-16 Ian Lance Taylor <iant@google.com>
12962 * resource.c (mark_referenced_resources): Change
12963 include_delayed_effects parameter to bool. Change all callers.
12964 (mark_end_of_function_resources): Likewise.
12965 * reorg.c (insn_references_resource_p): Likewise.
12966 (insn_sets_resource_p): Likewise.
12967 * resource.h (mark_referenced_resources): Update declaration.
12968 (mark_end_of_function_resources): Update declaration.
12970 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12972 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12974 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12976 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12977 GCC can bootstrap on AIX with GNU Binutils 2.20.
12979 2009-06-16 Ian Lance Taylor <iant@google.com>
12981 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12983 2009-06-16 Ian Lance Taylor <iant@google.com>
12985 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12986 inline, not extern inline.
12987 (exact_log2): Likewise.
12988 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12990 (exact_log2): Likewise, but don't test CTZ_HWI.
12992 2009-06-16 Ian Lance Taylor <iant@google.com>
12994 * bitmap.c (bitmap_clear): Don't declare as inline.
12995 * gimple.c (gimplify_assign): Likewise.
12996 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12997 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12998 (sched_scan_info): Remove duplicate definition.
13000 2009-06-16 Ian Lance Taylor <iant@google.com>
13002 * c-common.c (skip_evaluation): Don't define.
13003 (c_inhibit_evaluation_warnings): Define global variable.
13004 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13005 than skip_evaluation.
13006 (convert_and_check, warn_for_div_by_zero): Likewise.
13007 * c-common.h (skip_evaluation): Don't declare.
13008 (c_inhibit_evaluation_warnings): Declare.
13009 * c-parser.c (c_parser_typeof_specifier): Set
13010 c_inhibit_evaluation_warnings rather than skip_evaluation.
13011 (c_parser_conditional_expression): Likewise.
13012 (c_parser_binary_expression): Likewise.
13013 (c_parser_sizeof_expression): Likewise.
13014 (c_parser_alignof_expression): Likewise.
13015 * c-typeck.c (build_indirect_ref): Check
13016 c_inhibit_evaluation_warnings rather than skip_evaluation.
13017 (build_conditional_expr, build_binary_op): Likewise.
13019 2009-06-16 Richard Guenther <rguenther@suse.de>
13021 * tree-ssa-alias.c (is_escape_site): Remove.
13022 * tree-ssa-alias.h (enum escape_type): Remove.
13023 (is_escape_site): Likewise.
13024 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13025 via casts and asms without deferring to is_escape_site.
13027 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13029 PR middle-end/40446
13030 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13031 use gen_lowpart if op0 has complex mode.
13033 2009-06-16 Richard Guenther <rguenther@suse.de>
13035 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13036 variables add them to ESCAPED.
13037 (find_func_aliases): Do not make all indirectly stored values escaped.
13039 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13041 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13042 make_decl_one_only.
13044 2009-06-16 Martin Jambor <mjambor@suse.cz>
13046 PR tree-optimization/40432
13047 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13048 check whether we need to force gimple register operand.
13050 2009-06-16 Martin Jambor <mjambor@suse.cz>
13052 PR tree-optimization/40413
13053 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13054 build_ref_for_offset.
13055 (propagate_subacesses_accross_link): Fix a typo in a comment.
13057 2009-06-16 Ira Rosen <irar@il.ibm.com>
13059 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13060 with additional parameter.
13061 * tree-vectorizer.h (enum vect_def_type): Add new value
13063 (enum vect_relevant): Add comments.
13064 (vect_is_simple_reduction): Add new argument.
13065 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13066 Detect nested cycles.
13067 (vect_is_simple_reduction): Update documentation, add an argument to
13068 distinguish inner-loop reduction from nested cycle, detect nested
13069 cycles, fix printings and indentation, don't swap operands in case
13071 (get_initial_def_for_reduction): Handle subtraction.
13072 (vect_create_epilog_for_reduction): Add new argument to specify
13073 reduction variable.
13074 (vect_finalize_reduction): Handle subtraction, fix comments.
13075 (vectorizable_reduction): Handle nested cycles. In case of nested
13076 cycle keep track of the reduction variable position. Call
13077 vect_is_simple_reduction with additional parameter. Use original
13078 statement code in reduction epilogue for nested cycle. Call
13079 vect_create_epilog_for_reduction with additional parameter.
13080 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13081 inner-loop vectorization.
13082 (vect_recog_widen_sum_pattern): Likewise.
13083 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13085 (vect_mark_stmts_to_be_vectorized): Likewise.
13086 (vect_get_vec_def_for_operand): Handle nested cycles.
13088 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13090 * doc/invoke.texi (Debugging Options): Fix option index entries
13091 for -fdump-statistics, -frandom-seed add entries for
13092 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13093 (FRV Options): Fix entries for -mTLS, -mtls.
13094 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13095 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13096 (M68hc1x Options): Fix @itemx for -mnominmax.
13097 (MCore Options): Fix entry for -mno-lsim.
13098 (MMIX Options): Fix entry for -mabi=mmixware.
13099 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13101 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13103 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13104 Mention the plugin mode of gengtype.
13105 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13106 * gengtype.c: Updated copyright.
13107 (plugin_files, nb_plugin_files) Added new static variables.
13108 (measure_input_list) Care about plugin_files.
13109 (write_rtx_next): Added early return in plugin mode.
13110 (create_file): Updated copyright year in generated file. Added
13112 (oprintf): Added early return if NULL outf.
13113 (get_output_file_with_visibility): Care of plugin_files.
13114 (get_output_file_name): May return null.
13115 (write_local): Added early return.
13116 (put_mangled_filename): Ditto.
13117 (finish_root_table): Added check for base_files.
13118 (write_roots): Care about null when plugins.
13119 (main): Added plugin mode.
13121 2009-06-15 Ian Lance Taylor <iant@google.com>
13123 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13124 * gcov.c (read_count_file): Add braces around variables declared
13127 * c.opt (Wjump-misses-init): New warning.
13128 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13129 -Wall and -Wc++-compat if not already set.
13130 (c_common_post_options): Clear warn_jump_misses_init if it was not
13132 * c-decl.c (struct c_binding): Change type field to a union with
13133 new label field. Make it the first field in the struct. Update
13134 references to type to use u.type instead.
13135 (struct c_spot_bindings): Define.
13136 (struct c_goto_bindings): Define.
13137 (c_goto_bindings_p): Define, along with VECs.
13138 (struct c_label_vars): Define.
13139 (struct c_scope): Add has_label_bindings field.
13140 (bind_label, set_spot_bindings): New static functions.
13141 (decl_jump_unsafe, update_spot_bindings): New static functions.
13142 (update_label_decls): New static function.
13143 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13144 Update binding u.label field to shadowed field.
13145 (c_binding_start_stmt_expr): New function.
13146 (c_binding_end_stmt_expr): New function.
13147 (pushdecl): Don't call c_begin_vm_scope.
13148 (make_label): Add defining and p_label_vars parameters. Change
13150 (lookup_label): Correct test for whether a label has not yet been
13151 defined. Call bind_label rather than bind.
13152 (warn_about_goto): New static function.
13153 (lookup_label_for_goto): New function.
13154 (declare_label): Call bind_label rather than bind.
13155 (check_earlier_gotos): New static function.
13156 (define_label): Don't give errors about jumping into statement
13157 expressions or scopes of variably modified types. Call
13158 set_spot_bindings and check_earlier_gotos. Call bind_label
13159 instead of bind. Don't set label_context_stack_se or
13160 label_context_stack_vm.
13161 (c_get_switch_bindings): New function.
13162 (c_release_switch_bindings): New function.
13163 (c_check_switch_jump_warnings): New function.
13164 (start_function): Don't set label_context_stack_se or
13165 label_context_stack_vm.
13166 (finish_function): Likewise.
13167 * c-typeck.c (label_context_stack_se): Don't define.
13168 (label_context_stack_vm): Don't define.
13169 (c_finish_goto_label): Call lookup_label_for_goto rather than
13170 lookup_label. Don't give errors about jumping into a statement
13171 expression or the scope of a variably modified type. Don't set
13172 label_context_stack_se or label_context_stack_vm.
13173 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13174 fields. Add bindings field.
13175 (c_start_case): Don't set deleted fields. Set bindings field.
13176 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13177 or blocked_vm. Call c_check_switch_jump_warnings.
13178 (c_finish_case): Don't test blocked_stmt_expr field. Call
13179 c_release_switch_bindings.
13180 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13181 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13182 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13183 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13184 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13185 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13186 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13187 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13188 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13189 (C_DECL_UNJUMPABLE_VM): Don't define.
13190 (C_DECL_UNDEFINABLE_VM): Don't define.
13191 (struct c_label_list): Don't define.
13192 (struct c_label_context_se): Don't define.
13193 (struct c_label_context_vm): Don't define.
13194 (struct c_spot_bindings): Declare.
13195 (c_bindings_start_stmt_expr): Declare.
13196 (c_bindings_end_stmt_expr): Declare.
13197 (lookup_label_for_goto): Declare.
13198 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13199 (c_check_switch_jump_warnings): Declare.
13200 (label_context_stack_se, label_context_stack_vm): Don't declare.
13201 (c_finish_goto_label): Update declaration.
13202 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13203 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13204 (Warning Options): Document -Wjump-misses-init.
13206 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13208 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13211 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13213 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13215 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13217 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13219 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13221 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13223 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13225 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13226 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13227 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13228 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13229 * dwarf2asm.c (dw2_force_const_mem): Update call to
13230 make_decl_one_only.
13231 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13232 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13233 * langhooks.c (lhd_comdat_group): Remove.
13234 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13235 * tree.h (DECL_COMDAT_GROUP): New.
13236 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13237 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13238 (make_decl_one_only): Change signature.
13239 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13240 make_decl_one_only.
13241 (make_decl_one_only): Change signature.
13242 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13244 2009-06-15 Richard Guenther <rguenther@suse.de>
13246 PR middle-end/40439
13247 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13249 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13251 * tree-ssa-math-opts.c: Remove extra divide.
13253 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13255 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13257 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13259 * passes.c: Add bswap pass.
13260 * tree-pass.h: Add pass_optimize_bswap declaration.
13261 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13262 Include rtl.h, expr.h and optabs.h for optab_handler check.
13263 (struct symbolic_number, pass_optimize_bswap): New definition.
13264 (do_shift_rotate, verify_symbolic_number_p): New functions.
13265 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13266 (gate_optimize_bswap): New function.
13267 * tree.c (widest_int_cst_value): New function.
13268 * tree.h (widest_int_cst_value): Prototype added.
13270 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13272 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13273 REG_EQUAL/REG_EQUIV notes.
13275 2009-06-14 Richard Guenther <rguenther@suse.de>
13277 PR middle-end/40389
13278 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13279 has its address taken if NRV was applied and it is addressable.
13280 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13281 function split out from ...
13282 (get_constraint_for_1): ... here.
13283 (handle_rhs_call): Use it to mark the return slot escaped if
13284 it is addressable and NRV was applied.
13286 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13288 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13289 Change first argument type to location_t.
13290 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13291 Do not set input_location.
13292 Use loc instead of input_location throughout.
13294 2009-06-13 Richard Guenther <rguenther@suse.de>
13296 PR tree-optimization/40421
13297 * tree-predcom.c (should_unroll_loop_p): Remove.
13298 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13300 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13302 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13303 Add location argument.
13305 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13307 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13309 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13310 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13311 * config/spu/spu-protos.h: Add location to
13312 spu_resolve_overloaded_builtin.
13313 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13314 spu_build_builtin_va_list.
13315 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13316 argument. Pass location to build_function_call_vec.
13317 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13319 (emit_fpu_switch): Same.
13320 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13321 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13322 to build_decl and create_artificial_label.
13323 (xtensa_gimplify_va_arg_expr): Same.
13324 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13325 (xstormy16_gimplify_va_arg_expr): Same.
13326 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13327 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13328 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13329 (mips16_build_function_stub): Same.
13330 (mips16_build_call_stub): Same.
13332 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13335 * arm/constraints.md (Pa, Pb): New constraints.
13336 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13337 split pattern to deal with them.
13339 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13341 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13342 fix index entry for -Xpreprocessor.
13344 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13346 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13347 Add location argument to build_decl call.
13348 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13349 (rs6000_init_builtins): Same.
13350 (spe_init_builtins): Same.
13351 (rs6000_gimplify_va_arg): Add location argument to
13352 create_artificial_label call.
13354 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13356 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13357 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13358 * Makefile.in: Fix GGC dependency for gcse.o.
13360 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13362 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13363 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13364 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13366 * c-parser.c (c_parser_binary_expression): Use current column while
13367 building binary operations.
13368 * common.opt (fshow-column): Enable by default.
13369 * tree-vrp.c (check_array_ref): Use warning_at.
13370 (check_array_bounds): Use location from call back if expr has no
13372 * tree.h: Add location argument to maybe_fold_*.
13373 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13374 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13375 (maybe_fold_offset_to_component_ref): Same.
13376 (maybe_fold_offset_to_reference): Same.
13377 (maybe_fold_offset_to_address): Same.
13378 (maybe_fold_stmt_indirect): Same.
13379 (maybe_fold_stmt_addition): Same.
13380 (fold_stmt_r): Pass location to maybe_fold_*.
13381 (fold_gimple_assign): Same.
13382 * c-tree.h: Add location argument to finish_decl,
13383 default_function_array_conversion, store_init_value.
13384 * c-decl.c (define_label): Use error_at.
13385 (c_make_fname_decl): Pass location to finish_decl.
13386 (finish_decl): New location argument.
13387 (build_compound_literal): Pass location to store_init_value.
13388 (grokdeclarator): Pass location to finish_decl.
13390 * c-typeck.c (array_to_pointer_conversion): New location argument.
13391 (function_to_pointer_conversion): Same.
13392 (default_function_array_conversion): Same.
13393 (parser_build_unary_op): Pass location to overflow_warning.
13394 (parser_build_binary_op): Same. Use warning_at.
13395 (build_unary_op): Pass location to array_to_pointer_conversion.
13396 (build_c_cast): Pass location to digest_init.
13397 (build_modify_expr): New location argument.
13398 (convert_for_assignment): Same.
13399 (store_init_value): Same.
13400 (digest_init): Same.
13401 (output_init_element): Pass location to digest_init and
13402 array_to_pointer_conversion.
13403 (c_finish_return): Pass location to convert_for_assignment.
13404 * gimplify.c (gimplify_conversion): Pass location to
13405 maybe_fold_offset_to_address.
13406 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13407 to maybe_fold_stmt_addition.
13408 * c-omp.c (c_finish_omp_atomic): Pass new location to
13410 (c_finish_omp_for): Same.
13411 * c-common.c (overflow_warning): New argument.
13412 * c-common.h: New argument to build_modify_expr, overflow_warning.
13413 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13415 (c_parser_initializer): Pass location to
13416 default_function_array_conversion.
13417 (c_parser_initelt): Same.
13418 (c_parser_initval): Same.
13419 (c_parser_asm_operands): Same.
13420 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13421 (c_parser_conditional_expression): Same.
13422 (c_parser_binary_expression): Add location info to stack. Use it.
13423 (c_parser_unary_expression): Pass location to
13424 default_function_array_conversion, parser_build_unary_op,
13425 build_indirect_ref, c_parser_postfix_expression_after_primary.
13426 (c_parser_postfix_expression_after_primary): New location argument.
13428 (c_parser_expression_conv): Pass location to
13429 default_function_array_conversion.
13430 (c_parser_expr_list): Same.
13431 (c_parser_omp_atomic): Same.
13432 (c_parser_omp_for_loop): Same.
13433 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13434 (build_array_declarator): New argument.
13435 * c-decl.c (build_array_declarator): Add location argument.
13436 (grokdeclarator): Set id_loc for cdk_array.
13437 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13438 build_array_declarator.
13439 * tree.c (build_omp_clause): Add location argument.
13440 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13441 (OMP_CLAUSE_LOCATION): New macro.
13442 (struct tree_omp_clause): Add location field.
13443 (build_omp_clause): Add argument.
13444 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13445 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13447 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13448 (cp_parser_omp_clause_collapse): Same.
13449 (cp_parser_omp_clause_default): Same.
13450 (cp_parser_omp_clause_if): Same.
13451 (cp_parser_omp_clause_nowait): Same.
13452 (cp_parser_omp_clause_num_threads): Same.
13453 (cp_parser_omp_clause_ordered): Same.
13454 (cp_parser_omp_clause_schedule): Same.
13455 (cp_parser_omp_clause_untied): Same.
13456 (cp_parser_omp_for_loop): Same.
13457 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13458 * c-tree.h (c_start_case): Add location argument.
13459 (c_process_expr_stmt): Same.
13460 (c_finish_goto_*): Same.
13461 * tree-parloops.c (initialize_reductions): Pass location to
13463 (create_parallel_loop): Same.
13464 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13465 (gfc_trans_omp_reduction_list): Same.
13466 (gfc_trans_omp_clauses): Same.
13467 (gfc_trans_omp_do): Same.
13468 * c-typeck.c (c_finish_goto_label): Same.
13469 (c_finish_goto_ptr): New location argument.
13470 (c_start_case): Same.
13471 (emit_side_effect_warnings): Same.
13472 (c_process_expr_stmt): Same.
13473 (c_finish_stmt_expr): Same.
13474 (c_finish_omp_clauses): Use error_at instead of error.
13475 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13477 * c-omp.c (c_split_parallel_clauses): New location argument.
13478 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13479 to build_omp_clause.
13480 (convert_local_reference_stmt): Same.
13481 (convert_gimple_call): Same.
13482 * c-common.h (c_split_parallel_clauses): New argument.
13483 * c-parser.c (c_parser_statement_after_labels): Pass location to
13484 c_finish_goto_label.
13485 (c_parser_switch_statement): Pass location to c_start_case.
13486 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13487 and c_process_expr_stmt.
13488 (c_parser_omp_variable_list): Add location argument.
13489 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13490 (c_parser_omp_clause_default): Same.
13491 (c_parser_omp_clause_if): Same.
13492 (c_parser_omp_clause_num_threads): Same.
13493 (-c_parser_omp_clause_ordered): Same.
13494 (c_parser_omp_clause_reduction): Pass location to
13495 c_parser_omp_variable_list.
13496 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13497 (c_parser_omp_clause_untied): Same.
13498 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13499 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13501 * c-tree.h (check_for_loop_decls, undeclared_variable,
13502 build_component_ref, build_array_ref, build_external_ref,
13503 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13504 build_conditional_expr, build_compound_expr, c_cast_expr,
13505 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13506 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13508 * c-semantics.c (build_stmt): Same.
13509 (build_case_label): Same.
13510 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13511 (undeclared_variable): New argument.
13512 (make_label): Same.
13513 (lookup_label): Pass location on down.
13514 (define_label): Same.
13515 (finish_decl): Same.
13516 (build_compound_literal): Same.
13517 (finish_struct): Same.
13518 (finish_function): Do not set location here.
13519 (check_for_loop_decls): New argument.
13520 * tree.c (save_expr): Set location.
13521 (build_empty_stmt): New argument.
13522 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13523 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13524 * builtins.c (gimplify_va_arg_expr): Use locations.
13525 (expand_builtin_sync_operation): Same.
13526 * c-typeck.c (build_component_ref): New argument.
13527 (build_array_ref): Same.
13528 (build_external_ref): Same.
13529 (c_expr_sizeof_expr): Same.
13530 (c_expr_sizeof_type): Same.
13531 (parser_build_unary_op): Same.
13532 (build_conditional_expr): Same.
13533 (build_compound_expr): Pass location on down.
13534 (build_compound_expr): New argument.
13535 (build_c_cast): Same.
13536 (c_cast_expr): Same.
13537 (build_asm_expr): Same.
13538 (c_finish_return): Same.
13539 (c_process_expr_stmt): Pass location on down.
13540 (c_finish_stmt_expr): New argument.
13541 (push_clenaup): Same.
13542 (c_finish_omp_parallel): Same.
13543 (c_finish_omp_task): Same.
13544 * gimplify.c (gimplify_call_expr): Pass location on down.
13545 * c-omp.c (c_finish_omp_master): New argument.
13546 (c_finish_omp_critical): Same.
13547 (c_finish_omp_ordered): Same.
13548 (c_finish_omp_barrier): Same.
13549 (-c_finish_omp_taskwait): Same.
13550 (c_finish_omp_atomic): Same.
13551 (c_finish_omp_flush): Same.
13552 * tree-inline.c (copy_tree_body_r): Pass location on down.
13553 (inline_forbidden_p): Remove use of input_location.
13554 * c-gimplify.c (c_build_bind_expr): New argument.
13555 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13556 (c_sizeof_or_alignof_type): New argument.
13557 (c_alignof_expr): Same.
13558 (build_va_arg): Same.
13559 (c_add_case_label): Same.
13560 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13561 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13562 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13563 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13564 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13565 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13567 * stub-objc.c (objc_build_selector_expr): Same.
13568 (objc_build_throw_stmt): Same.
13569 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13570 (c_parser_initelt): Same.
13571 (c_parser_compound_statement): Same.
13572 (c_parser_compound_statement_nostart): Same.
13573 (c_parser_label): Same.
13574 (c_parser_statement_after_labels): Same.
13575 (c_parser_if_body): Same.
13576 (c_parser_else_body): Same.
13577 (c_parser_if_statement): Same.
13578 (c_parser_switch_statement): Same.
13579 (c_parser_while_statement): Same.
13580 (c_parser_do_statement): Same.
13581 (c_parser_for_statement): Same.
13582 (c_parser_asm_statement): Same.
13583 (c_parser_conditional_expression): Same.
13584 (c_parser_binary_expression): Same.
13585 (c_parser_cast_expression): Same.
13586 (c_parser_unary_expression): Same.
13587 (c_parser_sizeof_expression): Same.
13588 (c_parser_alignof_expression): Same.
13589 (c_parser_postfix_expression): Same.
13590 (c_parser_expression): Same.
13591 (c_parser_objc_receiver): Same.
13592 (c_parser_omp_variable_list): Same.
13593 (c_parser_omp_structured_block): Same.
13594 (c_parser_omp_atomic): New argument.
13595 (c_parser_omp_barrier): Same.
13596 (c_parser_omp_critical): Same.
13597 (c_parser_omp_flush): Pass location on down.
13598 (c_parser_omp_for_loop): New argument.
13599 (c_parser_omp_for): Same.
13600 (c_parser_omp_master): Same.
13601 (c_parser_omp_ordered): Same.
13602 (c_parser_omp_sections_scope): Same.
13603 (c_parser_omp_sections): Same.
13604 (c_parser_omp_parallel): Same.
13605 (c_parser_omp_single): Same.
13606 (c_parser_omp_task): Same.
13607 (c_parser_omp_taskwait): Pass location on down.
13608 (c_parser_omp_construct): Same.
13609 (c_parser_omp_threadprivate): Same.
13610 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13611 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13612 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13613 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13614 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13615 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13616 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13617 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13618 config/i386/i386.c, stmt.c:
13619 Add location argument to the following function definitions and/or
13620 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13621 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13622 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13623 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13624 do_case, c_finish_bc_stmt, build_compound_literal,
13625 build_function_call.
13626 * c-decl.c (build_compound_literal): Add location argument.
13627 Make all diagnostic calls use location.
13628 (start_struct): Same.
13629 (finish_struct): Same.
13630 (start_enum): Same.
13631 (build_enumerator): Same.
13632 (start_function): Same.
13633 (grokdeclarator): Make all diagnostic calls use location.
13634 (store_parm_decls_oldstyle): Same.
13635 * c-typeck.c (build_function_call): Add location argument.
13636 Make all diagnostic calls use location.
13638 (c_finish_bc_stmt): Same.
13639 * tree-nested.c (get_trampoline_type): Add argument.
13640 Pass location to build_decl.
13641 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13642 * rtl.h (RTL_LOCATION): New.
13643 * c-common.c (c_add_case_label): Add location argument.
13644 Make all diagnostic calls use location.
13645 * c-common.h: Add location argument to make_fname_decl, do_case,
13646 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13647 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13648 Set it appropriately for every case. Pass enum_loc to start_enum
13649 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13651 (c_parser_struct_or_union_specifier): Save location. Use it for
13652 start_struct, finish_struct, and parser_xref_tag.
13654 2009-06-12 Ian Lance Taylor <iant@google.com>
13656 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13658 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13659 cpp_opts->warn_cxx_operator_names.
13661 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13664 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13665 is returns NULL and OP is a VCE, look through the VCE.
13667 2009-06-12 Ian Lance Taylor <iant@google.com>
13670 * collect2.c (main): Use CONST_CAST2 in code inside #if
13671 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13673 2009-06-12 Joey Ye <joey.ye@intel.com>
13675 PR middle-end/39146
13676 * cfgexpand.c (get_decl_align_unit): Update
13677 max_used_stack_slot_alignment with align instead of
13678 stack_alignment_needed.
13680 * function.c (assign_stack_local_1): Update
13681 max_used_stack_slot_alignment with alignment_in_bits instead
13682 of stack_alignment_needed.
13683 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13686 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13688 * dwarf2out.c (last_var_location_insn): New variable.
13689 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13690 (dwarf2out_var_location): Don't record anything after last real
13691 insn. Only change labels if there were any real instructions
13692 in between last note and this one, or if changed sections.
13694 2009-06-11 Richard Henderson <rth@redhat.com>
13696 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13697 note when storing the frame pointer in a register.
13698 (FRP): Don't redefine to nothing for epilogue.
13699 (alpha_expand_epilogue): Mark register and sp restores.
13700 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13702 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13703 when gen_lowpart is needed.
13705 2009-06-11 Richard Henderson <rth@redhat.com>
13707 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13709 * dwarf2out.c (need_data_align_sf_opcode): New.
13710 (div_data_align): Move earlier.
13711 (def_cfa_1, reg_save): Use it.
13713 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13715 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13716 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13717 (ix86_handle_option): Handle OPT_mcrc32.
13718 (ix86_target_string): Add -mcrc32.
13719 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13721 * config/i386/i386.h (TARGET_CRC32): New.
13723 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13724 (sse4_2_crc32di): Likewise.
13726 * config/i386/i386.opt (mcrc32): New.
13728 * doc/invoke.texi: Document -mcrc32.
13730 2009-06-11 Richard Henderson <rth@redhat.com>
13732 * common.opt (gdwarf-): Accept a version number.
13733 * doc/invoke.texi (gdwarf-): Update docs.
13734 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13735 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13736 version level, and record it.
13738 * dwarf2.h (DW_CIE_VERSION): Remove.
13739 * dwarf2out.c (DWARF_VERSION): Remove.
13740 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13741 (output_call_frame_info): Use CIE version 3 for dwarf3,
13742 or if the return register column is out of range for version 1.
13743 (dwarf_stack_op_name): Add all dwarf3 values.
13744 (DEBUG_PUBTYPES_SECTION): New.
13745 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13746 encoding change for dwarf3.
13747 (output_die) [dw_val_class_die_ref]: Likewise.
13748 (output_compilation_unit_header): Emit correct version for dwarf3.
13749 (output_line_info): Likewise.
13750 (output_pubnames): Update for DWARF_VERSION removal.
13751 (output_aranges): Likewise.
13752 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13753 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13754 (dwarf2out_finish): Likewise.
13756 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13758 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13761 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13764 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13765 * builtins.c (expand_builtin_unreachable): New function.
13766 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13767 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13768 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13770 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13771 searching for missing barriers.
13773 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13775 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13776 when -fprofile-generate* was passed.
13777 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13779 2009-06-11 Anthony Green <green@moxielogic.com>
13781 * config/moxie/moxie.md: Define length attribute for all instructions.
13783 (*b<cond:code>): Support limited branch ranges for new PC-relative
13784 branch instructions.
13785 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13787 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13789 * config/i386/i386.c (min_insn_size): Use get_attr_length
13790 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13791 For __asm return 0.
13793 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13794 instead of emit_insn_before.
13796 2009-06-10 Ian Lance Taylor <iant@google.com>
13799 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13802 2009-06-10 Revital Eres <eres@il.ibm.com>
13804 * passes.c (init_optimization_passes): Reschedule
13805 predictive-commoning pass before complete unroll pass.
13807 2009-06-10 Martin Jambor <mjambor@suse.cz>
13809 * cgraph.c (cgraph_node_can_be_local_p): New function.
13810 (cgraph_make_node_local): New function.
13811 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13812 (cgraph_make_node_local): Declare.
13814 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13816 * tree.h (tree_base): Add packed_flag and user_align fields.
13817 Decrease size of spare field.
13818 (TYPE_USER_ALIGN): Use user_align from tree_base.
13819 (DECL_USER_ALIGN): Likewise.
13820 (TYPE_PACKED): Use packed_flag from tree_base.
13821 (DECL_PACKED): Likewise.
13822 (tree_type): Delete packed_flag and user_align fields. Widen
13823 precision field. Widen mode field and shuffle fields to align
13824 mode on an 8-bit boundary.
13825 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13826 Renumber decl_flag_* fields. Fix comments. Widen
13827 decl_common_unused field.
13828 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13829 (DECL_EXTERNAL): Likewise.
13830 (DECL_BIT_FIELD): Likewise.
13831 (DECL_NONADDRESSABLE_P): Likewise.
13832 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13833 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13835 2009-06-10 Ian Lance Taylor <iant@google.com>
13837 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13838 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13839 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13840 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13841 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13842 DEF_VEC_ALLOC_FUNC_P.
13843 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13844 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13845 DEF_VEC_ALLOC_FUNC_O.
13846 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13847 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13848 DEF_VEC_ALLOC_FUNC_I.
13849 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13850 (vec_stack_p_reserve_exact_1): Declare.
13851 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13852 (vec_stack_free): Declare.
13853 (VEC_stack_alloc): Define.
13854 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13855 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13856 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13857 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13859 (stack_vecs): New static variable.
13860 (vec_stack_p_reserve_exact_1): New function.
13861 (vec_stack_o_reserve_1): New static function.
13862 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13863 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13864 (vec_stack_free): New function.
13865 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13866 (VEC_df_ref_stack_alloc): Define.
13867 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13868 DEF_VEC_ALLOC_P_STACK.
13869 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13870 (struct df_collection_rec): Change _vec fields to VEC. Remove
13872 (df_free_collection_rec): Adjust for new fields.
13873 (df_insn_rescan): Use new df_collection_rec fields.
13874 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13875 (df_ref_create_structure, df_ref_record): Likewise.
13876 (df_get_conditional_uses, df_get_call_refs): Likewise.
13877 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13878 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13879 (df_record_exit_block_uses, df_bb_verify): Likewise.
13880 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13881 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13882 Remove count parameter. Change return type to void. Change all
13884 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13885 Remove count parameter. Change return type to void. Change all
13887 (df_install_refs): Change old_vec parameter to VEC. Remove count
13888 parameter. Change all callers.
13889 (df_install_mws): Change old_vec parameter to VEC. Remove count
13890 parameter. Change all callers.
13891 (df_refs_verify): Change new_rec parameter to VEC. Change call
13893 (df_mws_verify): Likewise.
13895 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13897 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13899 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13901 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13903 2009-06-10 Anthony Green <green@moxielogic.com>
13905 * config/moxie/crti.asm: New file.
13906 * config/moxie/crtn.asm: New file.
13907 * config/moxie/moxie.c: New file.
13908 * config/moxie/moxie.h: New file.
13909 * config/moxie/sfp-machine.h: New file.
13910 * config/moxie/moxie-protos.h: New file.
13911 * config/moxie/t-moxie: Created.
13912 * config/moxie/t-moxie-softfp: Created.
13913 * config/moxie/moxie.md: Created.
13914 * config/moxie/constraints.md: Created.
13915 * config.gcc: Add moxie support.
13916 * doc/md.texi (Machine Constraints): Add moxie constraints.
13917 * doc/contrib.texi (Contributors): Mention moxie port.
13918 * doc/install.texi (Specific): Mention the moxie port.
13920 2009-06-09 Ian Lance Taylor <iant@google.com>
13922 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13923 compiling with C++.
13924 * optabs.c (optab_table): Only use designated initializers if
13925 HAVE_DESIGNATED_INITIALIZERS is defined.
13926 (convert_optab_table): Likewise.
13927 (init_optabs): Always call init_insn_codes if
13928 HAVE_DESIGNATED_INITIALIZERS is not defined.
13930 2009-06-09 Ian Lance Taylor <iant@google.com>
13932 * targhooks.c (default_builtin_vectorized_function): Change fn
13933 parameter to unsigned int.
13934 (default_builtin_vectorized_conversion): Change code parameter to
13936 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13937 * targhooks.h: Update declarations.
13938 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13939 parameter to unsigned int.
13941 * c-typeck.c (comptypes_check_enum_int): New static function.
13942 (comptypes_internal): Add enum_and_int_p parameter. Change all
13944 (comp_target_types): Add location parameter. Change all callers.
13945 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13946 Change all callers.
13947 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13948 (build_conditional_expr): Add colon_loc parameter. Change all
13950 (convert_for_assignment): Add location parameter. Change all callers.
13951 * c-parser.c (c_parser_conditional_expression): Pass location of
13952 colon to build_conditional_expr.
13953 * c-tree.h (build_conditional_expr): Update declaration.
13955 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13957 * graphite.c: Revert previous patch.
13959 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13962 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13964 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13966 * tree-ssa-loop-prefetch.c
13967 (loop_prefetch_arrays): Fixed a portability problem in printf format
13970 2009-06-09 Martin Jambor <mjambor@suse.cz>
13972 PR tree-optimization/40351
13973 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13974 refrence to a potential artifical subaccess can be constructed.
13976 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13978 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13979 (sh_override_options): Likewise.
13980 * config/sh/sh.c: Include params.h.
13981 (sh_optimization_options): New.
13982 (sh_override_options): Likewise.
13983 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13984 (OVERRIDE_OPTIONS): Use sh_override_options.
13986 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13988 * dwarf2out.c (emit_cfa_remember): New variable.
13989 (add_fde_cfi): If emit_cfa_remember, recurse to add
13990 DW_CFA_remember_state first.
13991 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13992 instead just set emit_cfa_remember.
13994 2009-06-08 Jan Hubicka <jh@suse.cz>
13997 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13999 2009-06-08 Jan Hubicka <jh@suse.cz>
14001 PR middle-end/39834
14002 * cgraphunit.c (save_inline_function_body): Do not copy transform
14003 hooks for saved inline bodies.
14004 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14005 for given function.
14007 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14009 * jump.c (returnjump_p): Handle delayed branches. Add missing
14012 2009-06-08 Jan Hubicka <jh@suse.cz>
14014 PR middle-end/40102
14015 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14016 original node might've been modified.
14017 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14019 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14021 * tree-object-size.c (addr_object_size): Add OSI argument.
14022 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14023 (compute_builtin_object_size, expr_object_size): Adjust callers.
14024 (plus_stmt_object_size): Call addr_object_size instead of
14025 compute_builtin_object_size.
14027 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14028 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14030 * tree-ssa-loop-prefetch.c
14031 (gather_memory_references): Introduced a counter for the number of
14033 (anything_to_prefetch_p): Introduced a counter for the number of
14035 (is_loop_prefetching_profitable): New function with a cost model
14037 (loop_prefetch_arrays): Use the new cost model to determine if
14038 prefetching is profitable.
14039 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14040 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14041 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14042 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14043 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14044 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14046 2009-06-08 Michael Matz <matz@suse.de>
14049 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14050 partitions use the same.
14051 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14052 for basevars of SSA_NAMEs.
14053 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14054 to not expand them twice.
14055 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14058 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14060 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14061 (fdump-final-insns=, gtoggle): New.
14062 * doc/invoke.texi: Document them.
14063 * final.c (rest_of_clean_state): Dump final insn stream.
14064 * gcc.c (invoke_as): Hook in -fcompare-debug.
14065 (static_spec_functions): Add compare-debug-dump-opt,
14066 compare-debug-self-opt and compare-debug-auxbase-opt.
14067 (compare_debug, compare_debug_second, compare_debug_opt): New.
14068 (switches_debug_check, n_switches_debug_check): New.
14069 (debug_auxbase_opt, debug_check_temp_file): New.
14070 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14072 (do_self_spec): Handle arguments after switches.
14073 (do_spec_1): Add .gk extension to temp file basenames for compare.
14074 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14075 (cc1_options): Use it instead of normal auxbase computation for
14076 the second compare-debug compilation.
14077 (compare_files): New.
14078 (main): Set up and implement compare debug mode.
14079 (compare_debug_dump_opt_spec_function): New.
14080 (compare_debug_self_opt_spec_function): New.
14081 (compare_debug_auxbase_opt_spec_function): New.
14082 * toplev.c (process_options): Handle flag_gtoggle,
14083 flag_dump_final_insns.
14084 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14085 during -fcompare-debug-second compilation.
14087 2009-06-07 Ian Lance Taylor <iant@google.com>
14089 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14090 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14092 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14093 with no default node. Change warning with %H to warning_at.
14094 Don't clear warn_switch around case checking.
14095 * doc/invoke.texi (Warning Options): Clarify distinction between
14096 -Wswitch and -Wswitch-enum.
14098 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14100 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14102 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14104 * gbl-ctors.h: Add header guard.
14106 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14108 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14109 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14110 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14111 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14112 prototypes for removed functions.
14113 (expressions_equal_p): Move to ...
14114 * tree-ssa-sccvn.h: ... here and ...
14115 * matrix-reorg.c: ... adjust includes.
14117 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14119 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14121 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14123 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14124 (finish_function): Remove erroneous whitespace.
14126 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14128 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14129 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14131 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14133 * errors.c (internal_error): Commentary typo fix.
14134 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14135 * tree-ssa-pre.c: Ditto.
14137 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14139 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14140 them is supposed to hold actual statements.
14142 2009-06-06 Ian Lance Taylor <iant@google.com>
14144 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14145 empty statements can now have attributes.
14147 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14149 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14150 * config/mips/mips.md: Ditto.
14152 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14154 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14156 (__eabi_uconvert): Likewise.
14158 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14160 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14161 CFI_* definitions with IN_GCC.
14163 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14165 * xcoffout.h (xcoffout_source_line): Update prototype.
14167 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14169 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14170 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14172 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14174 PR middle-end/40340
14175 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14176 inlined_function_outer_scope_p blocks for artificial inlines
14178 * tree.c (tree_nonartificial_location): Rewrite using
14179 block_nonartificial_location.
14181 2009-06-05 Revital Eres <eres@il.ibm.com>
14182 Leehod Baruch <leehod@il.ibm.com>
14184 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14185 (expand_expr_real_1): Remove comment.
14186 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14187 Vectorize misaligned access when the target supports it.
14188 (vect_supportable_dr_alignment): Check for unaligned access support.
14189 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14192 2009-06-05 Julian Brown <julian@codesourcery.com>
14194 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14195 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14197 2009-06-05 Richard Guenther <rguenther@suse.de>
14200 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14201 as possibly unused.
14203 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14205 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14206 (save_gprs): Don't tell unwinder when a global register is saved.
14207 (s390_emit_epilogue): Emit needed epilogue unwind info.
14209 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14211 * dwarf2out.c (deferred_asm_name): New.
14212 (add_name_and_src_coords_attributes): Defer creation of
14213 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14215 (move_linkage_attr): New.
14216 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14219 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14221 * tree-nested.c (finalize_nesting_tree_1): Declare the
14222 frame_decl in the binding tree.
14224 2009-06-04 Cary Coutant <ccoutant@google.com>
14226 * basic-block.h (struct basic_block_def): Add discriminator field.
14227 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14229 * debug.c (do_nothing_debug_hooks): Add additional entry.
14230 (debug_nothing_int_charstar_int): New function.
14231 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14232 (debug_nothing_int_charstar_int): New declaration.
14233 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14234 discriminator value in .loc directive.
14235 * final.c (last_discriminator): New variable.
14236 (discriminator): New variable.
14237 (final_start_function): Initialize above variables, pass current
14238 discriminator to debug hook.
14239 (notice_source_line): Check for discriminator change.
14240 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14241 * sdbout.c (sdbout_source_line): New parameter.
14242 * tree-cfg.c (struct locus_discrim_map): New structure type.
14243 (discriminator_per_locus): New hash table.
14244 (build_gimple_cfg): Allocate and free discriminator hash table.
14245 (make_edges): Call assign_discriminator.
14246 (locus_map_hash): New function.
14247 (locus_map_eq): New function.
14248 (next_discriminator_for_locus): New function.
14249 (same_line_p): New function.
14250 (assign_discriminator): New function.
14251 (make_cond_expr_edges): Call assign_discriminator.
14252 (make_gimple_switch_edges): Likewise.
14253 (first_non_label_stmt): New function.
14254 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14256 * xcoffout.c (xcoffout_source_line): Add new parameter.
14258 * configure.ac (gcc_cv_as_discriminator): New configury check for
14259 gas support for discriminator.
14260 * configure: Regenerate.
14261 * config.in: Regenerate.
14263 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14265 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14266 val after checking for integers.
14268 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14270 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14272 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14273 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14274 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14275 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14276 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14277 X64_SSE_REGPARM_MAX.
14278 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14279 X64_SSE_REGPARM_MAX.
14281 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14283 * gcc.c (report_times_to_file): New.
14284 (execute): Implement it.
14285 (process_command): Support -time=.
14286 * doc/invoke.texi: Document it.
14288 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14290 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14291 that have value exprs.
14293 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14295 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14296 declarations for constants until...
14297 (dw2_output_indirect_constant_1): ... this point.
14299 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14302 * arm.md (arm_addsi3): Don't try to split an add with an
14303 eliminable register until after reload has completed.
14305 2009-06-03 Ian Lance Taylor <iant@google.com>
14307 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14308 * genattrtab.c (write_length_unit_log): Likewise.
14309 * genchecksum.c (dosum): Likewise.
14310 * gengtype.c (write_rtx_next): Likewise.
14311 (finish_root_table, write_roots): Likewise.
14312 * gimple.c (gimple_ops_offset_): Likewise.
14313 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14314 * config/arc/arc.c (arc_attribute_table): Likewise.
14315 * config/arm/arm.c (arm_attribute_table): Likewise.
14316 * config/avr/avr.c (avr_attribute_table): Likewise.
14317 * config/crx/crx.c (crx_attribute_table): Likewise.
14318 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14319 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14320 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14321 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14322 * config/sh/sh.c (sh_attribute_table): Likewise.
14323 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14324 * config/spu/spu.c (spu_attribute_table): Likewise.
14325 * config/v850/v850.c (v850_attribute_table): Likewise.
14327 * config/alpha/alpha.c (vms_attribute_table): Make static.
14328 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14329 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14330 * config/mips/mips.c (mips_attribute_table): Likewise.
14332 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14334 (cc1-checksum.o): Likewise.
14336 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14338 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14340 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14342 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14343 insn if it is changing sp. Use gen_add3_insn instead of
14344 conditionally gen_addsi3 and gen_adddi3.
14345 (offset_below_red_zone_p): New static inline function.
14346 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14347 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14348 * config/rs6000/ppc-asm.h: Include auto-host.h.
14349 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14350 CFI_RESTORE): Define.
14351 * config/rs6000/crtresxgpr.asm: Add unwind info.
14352 * config/rs6000/crtresxfpr.asm: Likewise.
14353 * config/rs6000/crtresgpr.asm: Likewise.
14354 * config/rs6000/crtresfpr.asm: Likewise.
14355 * config/rs6000/crtsavgpr.asm: Likewise.
14356 * config/rs6000/crtsavfpr.asm: Likewise.
14358 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14359 argument of DWARF2_FRAME_REG_OUT macros.
14361 2009-06-03 Julian Brown <julian@codesourcery.com>
14363 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14364 words or less (including TImode) in core registers.
14366 2009-06-03 Richard Guenther <rguenther@suse.de>
14368 PR middle-end/40328
14369 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14371 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14373 * statistics.c (statistics_counter_event): Do not record event
14374 in pass dump if its number == -1.
14375 (curr_statistics_hash): Add assert that we never get passes
14376 with static number == -1.
14378 2009-06-03 Richard Guenther <rguenther@suse.de>
14379 Andrey Belevantsev <abel@ispras.ru>
14381 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14382 non-BLKmode arrays addressable.
14384 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14386 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14387 * config/m68k/m68k.h: ... here.
14389 2009-06-03 Martin Jambor <mjambor@suse.cz>
14391 PR tree-optimization/40323
14392 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14395 2009-06-03 Richard Guenther <rguenther@suse.de>
14397 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14400 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14402 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14403 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14404 JUMP_TABLE_DATA_P where applicable.
14405 * config/sh/sh.c: Ditto.
14406 * config/sh/sh.h: Ditto.
14407 * config/sh/sh.md: Ditto.
14408 * config/sh/symbian.c: Ditto.
14410 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14412 * config/i386/driver-i386.c (describe_cache): Optimize
14413 concatenation of strings. Use snprintf instead of sprintf.
14414 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14415 target when not compiling with GCC.
14417 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14419 * config/sh/sh.c: Revert last change.
14420 (sh_expand_epilogue): Emit a blockage insn before the frame
14421 pointer adjustment unconditionally.
14423 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14425 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14426 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14427 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14428 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14429 to COLLECT_GCC_OPTIONS.
14431 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14433 * collect2.c (target_system_root): New variable.
14434 (main): Handle --sysroot=.
14435 (ignore_library): Strip the sysroot from the library path.
14437 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14439 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14440 (collect2.o): Depend on collect2-aix.h.
14441 (collect2-aix.o): New rule.
14442 * collect2-aix.h: New file.
14443 * collect2-aix.c: Likewise.
14444 * collect2.c: Include collect2-aix.h. Don't undefine
14445 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14446 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14447 Use TARGET_AIX_VERSION instead of _AIX51.
14448 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14449 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14450 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14451 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14452 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14454 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14456 * collect2.c (ignore_library): Avoid premature post-increment
14457 and null deference.
14459 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14461 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14462 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14463 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14464 CROSS_DIRECTORY_STRUCTURE too.
14465 (LINK_LIBG_SPEC): Likewise.
14466 (LIB_SPEC): Add %R to sysroot paths.
14467 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14468 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14469 * config/rs6000/aix51.h: As for aix43.h.
14470 * config/rs6000/aix52.h: Likewise.
14471 * config/rs6000/aix53.h: Likewise.
14472 * config/rs6000/aix61.h: Likewise.
14473 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14474 to the beginning of sysroot paths.
14476 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14478 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14479 INSN_LISTs that are out of the REG_NOTE range.
14481 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14483 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14484 (struct var_to_expand): Likewise.
14485 (struct opt_info): Add head and tail for linked lists of the above.
14486 (analyze_insn_to_expand_var): Initialize next.
14487 (analyze_iv_to_split_insn): Likewise.
14488 (analyze_insns_in_loop): Create linked lists.
14489 (allocate_basic_variable): Simplify for use without hash table.
14490 (insert_var_expansion_initialization): Likewise, make it type-safer.
14491 (combine_var_copies_in_loop_exit): Likewise.
14492 (apply_opt_in_copies): Walk lists rather than hash tables.
14493 (release_var_copies): Simplified and inlined by hand into...
14494 (free_opt_info): ... this function.
14496 2009-06-02 Richard Guenther <rguenther@suse.de>
14498 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14501 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14503 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14504 only for builtins that are not overridden.
14506 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14508 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14511 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14513 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14515 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14517 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14519 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14521 * common.opt (fdump-unnumbered-links): New.
14522 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14523 * print-rtl.c (flag_dump_unnumbered_links): New.
14524 (print_rtx): Test it.
14526 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14528 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14529 push/pop multiple to 8-byte alignment.
14531 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14533 * config/i386/i386.c (queued_cfa_restores): New static variable.
14534 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14536 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14537 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14538 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14539 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14540 note unconditionally.
14541 (ix86_emit_restore_regs_using_mov): Likewise.
14542 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14543 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14544 it through to ix86_emit_restore_reg_using_pop.
14545 (ix86_emit_leave): Add RED_OFFSET argument. Call
14546 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14547 instead of adding REG_CFA_OFFSET note unconditionally.
14548 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14549 the above functions. Call ix86_add_queued_cfa_restore_notes when
14552 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14553 force output of the label even for dwarf2out_do_cfi_asm.
14554 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14555 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14556 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14558 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14559 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14560 dwarf2out_cfi_label callers.
14561 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14562 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14563 Adjust dwarf2out_cfi_label callers.
14564 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14566 * config/i386/i386.h (struct machine_cfa_state,
14567 struct machine_function): Guard with ifndef USED_FOR_TARGET
14568 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14571 * emutls.c (__emutls_get_address): Change arr->size to mean number
14572 of allocated arr->data entries instead of # of slots + 1.
14574 PR middle-end/40316
14575 * recog.c (peep2_reinit_state): New function.
14576 (peephole2_init_state): Use it at the end of a basic block and also
14577 when seeing a RTX_FRAME_RELATED_P insn.
14579 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14581 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14582 fixuns_truncrfdi2): New.
14583 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14584 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14585 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14586 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14587 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14588 *recip_approx): Remove.
14589 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14590 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14591 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14593 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14596 2009-06-01 Ian Lance Taylor <iant@google.com>
14598 * attribs.c (register_attribute): Use CONST_CAST.
14599 * collect2.c (main): Use CONST_CAST2.
14600 (scan_prog_file): Likewise.
14601 * gcc.c (process_command, main): Likewise.
14602 * toplev.c (toplev_main): Likewise.
14604 * c-typeck.c (handle_warn_cast_qual): New static function,
14605 partially broken out of build_c_cast.
14606 (build_c_cast): Call handle_warn_cast_qual.
14607 * doc/invoke.texi (Warning Options): Document new effect of
14610 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14612 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14613 (diagnostic_report_current_module): Print columns.
14614 * common.opt (flag_show_column): Enable by default.
14616 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14618 * alias.c (find_base_term): Check for NULL term before returning.
14620 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14622 Revert due to PR40320:
14623 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14624 * calls.c (emit_library_call_value_1): Don't force_operand for move
14627 2009-06-01 Olivier Hainque <hainque@adacore.com>
14628 Eric Botcazou <ebotcazou@adacore.com>
14630 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14631 to be processed as a bitfield for constructor output purposes.
14632 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14634 * varasm.c (oc_local_state): New type, output_constructor
14635 local state to support communication with helpers.
14636 (oc_outer_state): New type, output_constructor outer state of
14637 relevance in recursive calls.
14638 (output_constructor_array_range): New output_constructor helper,
14639 extracted code for an array range element.
14640 (output_constructor_regular_field): New output_constructor helper,
14641 extracted code for an element that is not a bitfield.
14642 (output_constructor_bitfield): New output_constructor helper,
14643 extracted code for a bitfield element. Accept an OUTER state
14644 argument for recursive processing. Recurse on record or array
14645 CONSTRUCTOR values, possibly past noop conversions.
14646 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14647 VALUE is a valid constant-valued expression for use in a static
14648 bit-field initializer.
14649 (output_constructor): Rework to use helpers. Accept and honor an
14650 OUTER state argument for recursive calls. Return total size. Be
14651 prepared for nested constructors initializing bitfields.
14652 (output_constant): Feed OUTER in calls to output_constructor.
14654 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14656 * calls.c (emit_library_call_value_1): Don't force_operand for move
14659 2009-06-01 Nick Clifton <nickc@redhat.com>
14661 * doc/invoke.texi (IA-64 Options): Fix typo.
14663 2009-06-01 Ira Rosen <irar@il.ibm.com>
14665 PR tree-optimization/39129
14666 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14668 (vect_do_peeling_for_loop_bound): Use
14669 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14670 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14671 (vect_loop_versioning): Likewise.
14672 (vect_create_cond_for_alias_checks): Fix indentation.
14673 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14675 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14676 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14677 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14678 "control flow in loop".
14679 (vect_estimate_min_profitable_iters): Use
14680 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14681 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14682 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14683 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14684 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14685 statement belongs to a group of strided accesses with the exact code
14687 (vectorizable_load): Likewise.
14688 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14689 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14691 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14693 * config/freebsd-stdint.h: New file.
14694 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14695 Add freebsd-stdint.h to tm_file.
14697 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14699 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14700 (thumb2_extendhidi2): Likewise.
14702 2009-05-31 Ian Lance Taylor <iant@google.com>
14704 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14706 2009-05-31 Ian Lance Taylor <iant@google.com>
14708 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14709 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14710 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14712 2009-05-31 Jason Merrill <jason@redhat.com>
14714 * tree-pretty-print.c (print_call_name): Take the callee, not the
14715 call itself. Make non-static. Use dump_function_name for functions.
14716 (dump_generic_node): Adjust.
14717 * diagnostic.h: Declare print_call_name.
14718 * gimple-pretty-print.c (dump_gimple_call): Use it.
14720 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14722 * config/sh/sh.md (ashldi3_std): New define_expand.
14725 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14728 * config/sh/sh.c: Include debug.h.
14729 (sh_expand_epilogue): Emit a blockage insn before the frame
14730 pointer adjustment also when dwarf2out_do_frame returns true.
14732 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14734 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14735 (thumb2_extendqidi2): New pattern.
14737 2009-05-31 Ira Rosen <irar@il.ibm.com>
14739 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14740 mark phis for renaming.
14741 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14742 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14743 Call mark_sym_for_renaming.
14744 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14745 * tree-vect-loop.c (vect_transform_loop): Remove
14746 vect_memsyms_to_rename initialization and a call to
14747 mark_set_for_renaming.
14749 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14751 PR middle-end/40304
14752 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14753 frame related even if !set_cfa && style < 0.
14755 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14757 * config/i386/mingw-tls.c: New file.
14758 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14759 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14760 defining _WIN32 but not __CYGWIN__.
14762 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14764 * configure.ac: Add MPC support.
14766 * config.in, configure: Regenerate.
14768 2009-05-29 Richard Henderson <rth@redhat.com>
14770 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14771 NOTE_INSN_BASIC_BLOCK.
14772 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14773 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14774 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14776 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14778 (add_cfi): Disable check redefining cfa away from drap.
14779 (lookup_cfa_1): Add remember argument; handle remember/restore.
14780 (lookup_cfa): Pass remember argument.
14781 (cfa_remember): New.
14782 (compute_barrier_args_size_1): Remove sibcall check.
14783 (dwarf2out_frame_debug_def_cfa): New.
14784 (dwarf2out_frame_debug_adjust_cfa): New.
14785 (dwarf2out_frame_debug_cfa_offset): New.
14786 (dwarf2out_frame_debug_cfa_register): New.
14787 (dwarf2out_frame_debug_cfa_restore): New.
14788 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14789 (dwarf2out_begin_epilogue): New.
14790 (dwarf2out_frame_debug_restore_state): New.
14791 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14792 DW_CFA_restore_state.
14793 (output_cfi_directive): Likewise.
14794 (convert_cfa_to_fb_loc_list): Likewise.
14795 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14796 * dwarf2out.h: Update.
14797 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14798 (copy_insn_1): Early out for null.
14799 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14800 and dwarf2out_frame_debug_restore_state.
14801 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14802 (prologue_insn_hash, epilogue_insn_hash): New.
14803 (free_after_compilation): Adjust freeing accordingly.
14804 (record_insns): Create hash table if needed; push insns into
14805 hash instead of array.
14806 (maybe_copy_epilogue_insn): New.
14807 (contains): Search hash table instead of array.
14808 (sibcall_epilogue_contains): Remove.
14809 (thread_prologue_and_epilogue_insns): Split eh_return insns
14810 and mark them as epilogues.
14811 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14812 scanning in terms of basic blocks.
14813 * insn-notes.def (CFA_RESTORE_STATE): New.
14814 * jump.c (returnjump_p_1): Accept EH_RETURN.
14815 (eh_returnjump_p_1, eh_returnjump_p): New.
14816 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14817 CFA_REGISTER, CFA_RESTORE): New.
14818 * rtl.def (EH_RETURN): New.
14819 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14821 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14822 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14824 * config/i386/i386.c (gen_push): Update cfa state.
14825 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14826 add a CFA_ADJUST_CFA note.
14827 (ix86_dwarf_handle_frame_unspec): Remove.
14828 (ix86_expand_prologue): Update cfa state.
14829 (ix86_emit_restore_reg_using_pop): New.
14830 (ix86_emit_restore_regs_using_pop): New.
14831 (ix86_emit_leave): New.
14832 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14833 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14834 * config/i386/i386.h (struct machine_cfa_state): New.
14835 (ix86_cfa_state): New.
14836 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14837 (eh_return_internal): Merge from eh_return_<mode>,
14838 use eh_return rtx, split w/ epilogue.
14840 2009-05-29 Ian Lance Taylor <iant@google.com>
14842 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14844 * calls.c (emit_library_call_value_1): Likewise.
14846 * c-typeck.c (c_build_va_arg): New function.
14847 * c-tree.h (c_build_va_arg): Declare.
14848 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14849 instead of build_va_arg.
14851 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14853 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14854 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14855 (ptr_difference_cost): Use affine combinations to compute it.
14856 (difference_cost): Likewise.
14857 (get_computation_cost_at): Compute more accurate cost for addresses
14858 if the ratio is a multiplier allowed in addresses.
14859 For non-addresses, consider that an additional offset or symbol is
14862 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14864 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14865 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14867 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14868 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14869 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14871 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14872 to 1 for TYPE_SSE{IADD1,CVT1}.
14873 (prefix_vex_imm8): Removed.
14874 (length_vex): Only pass 1 as second argument to
14875 ix86_attr_length_vex_default if prefix_extra is 0.
14876 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14877 (length): For prefix vex computation use length_immediate
14878 attribute instead of prefix_vex_imm8.
14879 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14880 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14881 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14882 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14883 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14884 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14885 a space in between the operands.
14886 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14887 if one operand is 0xff and the other one si, di, bp or sp.
14888 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14889 other one si, di, bp or sp.
14890 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14891 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14892 type and mode attributes.
14893 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14894 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14895 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14896 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14897 prefix_data16 attribute iff MODE_DF.
14898 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14899 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14900 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14901 constm128_operand in length_immediate computation.
14902 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14903 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14904 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14905 length_immediate attribute to 1.
14906 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14907 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14908 for certain alternatives.
14909 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14910 prefix_data16 attribute if MODE_V1DF.
14911 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14912 length_immediate to 1.
14913 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14914 length_address to 4, set mode attribute to MODE_DI.
14915 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14916 (fxam<mode>2_i387): Set length attribute to 4.
14917 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14918 *prefetch_3dnow_rex): Override length_address attribute.
14919 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14921 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14922 (constm128_operand): Removed.
14923 * config/i386/i386.c (memory_address_length): For
14924 disp && !index && !base in 64-bit mode account for SIB byte if
14925 print_operand_address can't optimize disp32 into disp32(%rip)
14926 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14927 for fs: or gs: segment.
14928 (ix86_attr_length_immediate_default): When checking if shortform
14929 is possible, truncate immediate to the length of the non-shortened
14931 (ix86_attr_length_address_default): Ignore MEM_P operands
14933 (ix86_attr_length_vex_default): Only check for DImode on
14934 GENERAL_REG_P operands.
14935 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14936 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14937 (sse_cvttps2pi): Clear prefix_rep attribute.
14938 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14940 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14941 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14942 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14943 iff operand 2 is const_int_operand.
14944 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14945 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14946 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14948 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14950 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14951 prefix_data16 attribute for movlpd and movhpd instructions.
14952 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14953 length_immediate for shufpd instruction.
14954 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14955 (avx_cmpp<avxmodesuffixf2c><mode>3,
14956 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14957 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14958 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14959 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14960 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14961 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14962 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14963 prefix_data16 attribute for the first alternative to 1.
14964 (*avx_loadlps): Override length_immediate for the first alternative.
14965 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14966 attributes for second alternative.
14967 (*vec_concatv2sf_sse4_1): Override length_immediate and
14968 prefix_data16 attributes for second alternative.
14969 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14970 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14971 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14972 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14973 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14974 prefix_data16 and length_immediate to 1.
14975 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14977 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14978 prefix_extra attribute for variants that don't have 0f prefix alone.
14979 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14980 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14981 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14982 *sse4_1_pextrd): Set length_immediate to 1.
14983 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14984 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14986 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14987 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14988 length_immediate to 1 for second alternative.
14989 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14990 prefix_extra and length_immediate attributes for the first
14992 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14994 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14995 to 1 for the first and third alternative.
14996 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14998 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15000 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15002 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15003 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15004 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15005 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15006 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15007 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15008 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15009 ssse3_psign<mode>3): Override prefix_rex attribute.
15010 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15011 (ssse3_palignrti): Override length_immediate to 1.
15012 (ssse3_palignrdi): Override length_immediate to 1, override
15013 prefix_rex attribute.
15014 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15015 (sse4a_extrqi): Override length_immediate to 2.
15016 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15017 (sse4a_insertq): Override prefix_data16 to 0.
15018 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15019 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15020 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15021 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15022 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15023 and length_immediate to 1.
15024 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15025 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15026 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15027 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15028 and length_immediate to 1.
15029 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15030 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15031 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15032 avx_ptest256): Override prefix_extra to 1.
15033 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15034 Override prefix_data16 and length_immediate to 1.
15035 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15036 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15037 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15038 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15039 prefix_data16 to 0 and prefix_extra to 2.
15040 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15041 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15043 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15044 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15045 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15046 and prefix_extra to 2.
15047 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15048 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15049 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15050 avx_vpermilvar<mode>3,
15051 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15052 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15053 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15054 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15055 Override prefix_extra to 1.
15056 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15057 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15058 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15059 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15060 prefix_extra and length_immediate to 1.
15061 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15063 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15064 to 1 for the first alternative.
15065 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15066 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15068 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15069 *movv2sf_internal_avx, *movv2sf_internal): Override
15070 prefix_rep attribute for certain alternatives.
15071 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15072 attributes for certain alternatives.
15073 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15074 attributes for certain alternatives.
15075 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15076 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15077 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15078 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15079 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15080 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15081 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15082 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15083 length_immediate to 1 if operand 2 is const_int_operand.
15084 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15085 *vec_extractv2si_1): Set length_immediate attribute to 1.
15086 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15087 using old 3DNOW insn rather than SSE/3DNOW_A.
15088 (mmx_emms, mmx_femms): Clear modrm attribute.
15090 2009-05-29 Martin Jambor <mjambor@suse.cz>
15092 * tree-sra.c: New implementation of SRA.
15094 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15095 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15096 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15097 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15098 (SRA_MAX_STRUCTURE_COUNT): Removed.
15099 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15100 * doc/invoke.texi (sra-max-structure-size): Removed.
15101 (sra-field-structure-ratio): Removed.
15103 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15105 PR middle-end/40291
15106 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15109 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15111 PR rtl-optimization/40101
15112 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15113 seqno. Adjust comment.
15114 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15115 inserting bookkeeping before a jump, the jump is not scheduled.
15116 When no positive seqno found, provide a value. Add comment.
15118 2009-05-29 Richard Guenther <rguenther@suse.de>
15120 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15121 short-cutting on the first component.
15123 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15125 PR middle-end/39958
15126 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15127 for trees other than decls/types.
15129 2009-05-29 Richard Guenther <rguenther@suse.de>
15131 * tree-ssa-operands.c (get_expr_operands): Do not handle
15132 INDIRECT_REFs in the handled-component case. Remove
15133 unused get_ref_base_and_extent case.
15134 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15135 tree_low_cst and host_integerp where possible.
15136 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15137 codes for equivalence.
15138 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15140 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15142 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15143 to tmake_file for i[34567]86-*-cygwin*.
15145 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15148 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15149 (altivec_categorize_keyword, init_vector_keywords,
15150 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15153 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15155 * tree.c (handle_dll_attribute): Check if node is
15156 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15158 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15160 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15162 (thumb2_zero_extendqidi2): Likewise.
15164 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15166 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15167 instead of gen_movrt.
15168 * config/sh/sh.md (movrt): Remove.
15170 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15172 * doc/invoke.texi (IA-64 Options):
15173 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15174 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15175 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15176 -msched-prefer-non-control-spec-insns,
15177 -msched-stop-bits-after-every-cycle,
15178 -msched-count-spec-in-critical-path,
15179 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15180 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15181 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15182 and -msched-spec-verbose.
15184 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15186 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15187 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15189 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15191 2009-05-28 Richard Guenther <rguenther@suse.de>
15193 * tree-ssa-alias.c (ao_ref_init): New function.
15194 (ao_ref_base): Likewise.
15195 (ao_ref_base_alias_set): Likewise.
15196 (ao_ref_alias_set): Likewise.
15197 (refs_may_alias_p_1): Change signature.
15198 (refs_may_alias_p): Adjust.
15199 (refs_anti_dependent_p): Likewise.
15200 (refs_output_dependent_p): Likewise.
15201 (call_may_clobber_ref_p_1): Change signature.
15202 (call_may_clobber_ref_p): Adjust.
15203 (stmt_may_clobber_ref_p_1): New function split out from ...
15204 (stmt_may_clobber_ref_p): ... here.
15205 (maybe_skip_until): Adjust signature.
15206 (get_continuation_for_phi): Likewise.
15207 (walk_non_aliased_vuses): Likewise.
15208 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15209 (ao_ref_init): Declare.
15210 (ao_ref_base): Likewise.
15211 (ao_ref_alias_set): Likewise.
15212 (stmt_may_clobber_ref_p_1): Likewise.
15213 (walk_non_aliased_vuses): Adjust.
15214 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15215 (get_ref_from_reference_ops): remove.
15216 (vn_reference_lookup_2): Adjust signature.
15217 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15218 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15219 (vn_reference_lookup): Adjust.
15220 (vn_reference_insert): Likewise.
15221 (vn_reference_insert_pieces): Adjust signature.
15222 (visit_reference_op_call): Adjust.
15223 * tree-ssa-pre.c (get_expr_type): Simplify.
15224 (phi_translate_1): Adjust.
15225 (compute_avail): Likewise.
15226 (translate_vuse_through_block): Do not re-build trees.
15227 (value_dies_in_block_x): Likewise.
15228 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15230 (vn_reference_lookup_pieces): Adjust declaration.
15231 (vn_reference_insert_pieces): Likewise.
15233 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15235 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15236 with checking disabled.
15238 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15242 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15243 macro definition for support of three-operand format aligned
15244 .comm directive in assembler on cygwin/pe/mingw target OS.
15245 * configure: Regenerate.
15246 * config.h: Regenerate.
15248 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15249 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15250 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15252 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15253 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15255 2009-05-28 Ira Rosen <irar@il.ibm.com>
15257 PR tree-optimization/40254
15258 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15259 in analysis of basic blocks.
15261 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15263 PR middle-end/33699
15264 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15265 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15266 (TARGET_INITIALIZER): Use it.
15267 * cse.c (CHEAPER): Move it up to the other macros.
15268 (insert): Rename this ...
15269 (insert_with_costs): ... to this. Add cost parameters. Update
15271 (insert): New function. Call insert_with_costs.
15272 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15273 find_reg_offset_for_const, try_const_anchors): New functions.
15274 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15275 when using a const-anchor. Call insert_const_anchors.
15276 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15277 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15279 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15281 * tree-inline.c (remap_decls): Enable nonlocalized variables
15282 when not optimizing.
15284 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15286 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15287 Simplify other tests involving optimize.
15289 2009-05-27 Tom Tromey <tromey@redhat.com>
15291 * unwind-dw2.c (_Unwind_DebugHook): New function.
15292 (uw_install_context): Call _Unwind_DebugHook.
15294 2009-05-27 Tom Tromey <tromey@redhat.com>
15296 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15298 2009-05-27 Ian Lance Taylor <iant@google.com>
15300 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15301 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15302 (ALL_LINKERFLAGS): Define.
15303 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15304 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15305 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15306 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15307 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15308 $(LINKER_FOR_BUILD).
15309 (build/gcov-iov$(build_exeext)): Likewise.
15311 2009-05-27 Julian Brown <julian@codesourcery.com>
15313 * gcse.c (target.h): Include.
15314 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15315 copy of argument to a pseudo register.
15317 2009-05-27 Diego Novillo <dnovillo@google.com>
15319 * tree-ssa-live.c (dump_scope_block): Document arguments.
15320 (dump_scope_blocks): Document.
15321 (debug_scope_blocks): New.
15322 * tree-flow.h (debug_scope_blocks): Declare.
15324 2009-05-21 Denis Chertykov <denisc@overta.ru>
15326 * doc/contrib.texi (Contributors): Add myself to the list.
15328 2009-05-27 Olivier Hainque <hainque@adacore.com>
15330 * expr.c (target_align): New function. Alignment the TARGET of an
15331 assignment may be assume to have.
15332 (highest_pow2_factor_for_target): Use it instead of relying on
15333 immediate tree attributes of TARGET, not necessarily honored when
15334 intermediate bitfields are involved.
15336 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15339 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15340 AVX, SSE4, AES, PCLMUL and POPCNT.
15342 2009-05-27 Diego Novillo <dnovillo@google.com>
15344 * tree-pretty-print.c (dump_location): New.
15345 (dump_generic_node): Call it.
15346 Factor code to handle BLOCK nodes ...
15347 (dump_block_node): ... here.
15349 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15351 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15353 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15355 * gcc-plugin.h: Include config.h and system.h.
15356 (IN_GCC): Define if not defined.
15358 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15360 PR middle-end/40249
15361 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15364 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15366 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15368 * config/m32r/m32r.h: Ditto.
15369 * config/m32r/m32r.md: Ditto.
15370 * config/m32r/predicates.md: Ditto.
15372 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15374 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15376 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15379 (Loading plugins): typo.
15380 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15381 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15382 (Interacting with the GCC Garbage Collector): Added new section.
15383 (Giving information about a plugin): Added new section for
15385 * ggc.h (ggc_register_root_tab): Added declaration.
15386 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15387 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15388 (register_callback): Improved comment in declaration.
15389 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15390 (extra_root_vec) Added static variable for dynamic roots registration.
15391 (ggc_register_root_tab) Added new routine.
15392 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15393 PLUGIN_GGC_MARKING event.
15394 * ggc-zone.c: Include plugin.h.
15395 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15396 * ggc-page.c: Include plugin.h.
15397 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15398 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15399 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15400 (register_callback): check lack of callbacks for
15401 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15402 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15403 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15404 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15405 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15406 dependency on plugin.h.
15407 (plugin.o): Added dependency on ggc.h...
15409 2009-05-26 Richard Guenther <rguenther@suse.de>
15411 PR middle-end/40248
15413 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15414 with mismatched comparison modes.
15416 * expr.c (expand_expr_real_1): Expand the operand of a
15417 VIEW_CONVERT_EXPR in its natural mode.
15419 2009-05-26 Ian Lance Taylor <iant@google.com>
15421 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15422 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15423 (ALL_COMPILERFLAGS): Define.
15424 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15425 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15426 (collect2$(exeext), collect2.o): Likewise.
15427 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15428 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15429 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15430 (libbackend.o, intl.o, cppdefault.o): Likewise.
15431 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15432 (build/%.o): Use $(COMPILER_FOR_BUILD).
15433 (build/gen%$(build_exeext)): Likewise.
15434 (build/gcov-iov$(build_exeext)): LIkewise.
15435 * config/t-darwin (darwin.o): Use $(COMPILER).
15436 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15437 * config/t-sol2 (sol2-c.o): Likewise.
15438 (sol2.o): Likewise.
15439 * config/t-vxworks (vxworks.o): Likewise.
15440 * config/x-darwin (host-darwin.o): Likewise.
15441 * config/x-hpux (host-hpux.o): Likewise.
15442 * config/x-linux (host-linux.o): Likewise.
15443 * config/x-solaris (host-solaris.o): Likewise.
15444 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15445 * config/arm/t-arm (arm-c.o): Likewise.
15446 * config/arm/t-pe (pe.o): Likewise.
15447 * config/arm/t-wince-pe (pe.o): Likewise.
15448 * config/i386/t-cygming (winnt.o): Likewise.
15449 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15450 * config/i386/t-cygwin (cygwin1.o): Likewise.
15451 (cygwin2.o): Likewise.
15452 * config/i386/t-i386 (i386-c.o): Likewise.
15453 * config/i386/t-interix (winnt.o): Likewise.
15454 * config/i386/t-netware (netware.o): Likewise.
15455 * config/i386/t-nwld (nwld.o): Likewise.
15456 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15457 * config/i386/x-i386 (driver-i386.o): Likewise.
15458 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15459 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15460 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15461 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15462 * config/mips/x-native (driver-native.o): Likewise.
15463 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15464 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15465 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15466 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15467 * config/score/t-score-elf (score7.o): Likewise.
15468 (score3.o): Likewise.
15469 * config/sh/t-sh (sh-c.o): Likewise.
15470 * config/sh/t-symbian (sh-c.o): Likewise.
15471 (symbian.o): Likewise.
15472 * config/spu/t-spu-elf (spu-c.o): Likewise.
15473 * config/v850/t-v850 (v850-c.o): Likewise.
15474 * config/v850/t-v850e (v850-c.o): Likewise.
15476 2009-05-26 Richard Guenther <rguenther@suse.de>
15478 PR tree-optimization/40122
15479 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15480 VECTOR_CSTs if possible.
15481 (fold_gimple_assign): Likewise.
15483 2009-05-26 Richard Guenther <rguenther@suse.de>
15485 PR middle-end/40252
15486 * fold-const.c (fold_binary): Use the correct types for building
15489 2009-05-26 Richard Guenther <rguenther@suse.de>
15491 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15492 redundant calls to merge_alias_info.
15493 (bump_vector_ptr): Likewise.
15494 * tree-ssa-copy.c (merge_alias_info): Remove.
15495 (replace_exp_1): Remove call to merge_alias_info.
15496 (propagate_tree_value): Likewise.
15497 (fini_copy_prop): Propagate points-to info.
15498 * tree-flow.h (merge_alias_info): Remove.
15500 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15502 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15504 2009-05-25 Jan Hubicka <jh@suse.cz>
15506 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15507 * cgraph.h (struct inline_summary): New filed self_wize,
15508 size_inlining_benefit, self_time and time_inlining_benefit.
15509 (struct cgraph_global_info): Replace insns by time ans size fields.
15510 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15511 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15512 (ipcp_update_callgraph): Do not touch function bodies.
15513 * ipa-inline.c: Include except.h
15514 (MAX_TIME): New constant.
15515 (overall_insns): Remove.
15516 (leaf_node_p): New.
15517 (overall_size, max_benefit): New static variables.
15518 (cgraph_estimate_time_after_inlining): New function.
15519 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15520 (cgraph_clone_inlined_nodes): Update size.
15521 (cgraph_mark_inline_edge): Update size.
15522 (cgraph_estimate_growth): Use size info.
15523 (cgraph_check_inline_limits): Check size.
15524 (cgraph_default_inline_p): Likewise.
15525 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15526 (cgraph_decide_recursive_inlining): Check size.
15527 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15529 (cgraph_decide_inlining): Likewise.
15530 (cgraph_decide_inlining_incrementally): Likewise; honor
15531 PARAM_EARLY_INLINING_INSNS.
15532 (likely_eliminated_by_inlining_p): New predicate.
15533 (estimate_function_body_sizes): New function.
15534 (compute_inline_parameters): Use it.
15535 * except.c (must_not_throw_labels): New function.
15536 * except.h (must_not_throw_labels): Declare.
15537 * tree-inline.c (init_inline_once): Kill inlining_weigths
15538 * tree-ssa-structalias.c: Avoid uninitialized warning.
15539 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15540 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15541 (PARAM_INLINE_CALL_COST): Remove.
15542 (PARAM_EARLY_INLINING_INSNS): New.
15544 2009-05-25 Richard Guenther <rguenther@suse.de>
15546 PR tree-optimization/36327
15547 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15548 callback for reference translation or lookup at the point of may-defs.
15549 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15550 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15551 for union COMPONENT_REFs.
15552 (vn_reference_lookup_3): New callback. Lookup from memset
15553 and CONSTRUCTOR assignment, translate through struct copies.
15554 (vn_reference_lookup_pieces): Make sure to not free the
15555 passed operands array. Adjust walk_non_aliased_vuses call.
15556 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15557 make sure we do not leak memory.
15559 2009-05-25 Richard Guenther <rguenther@suse.de>
15561 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15562 * tree-inline.c (expand_call_inline): Reset the escaped and
15563 callused solutions.
15564 * tree-ssa-structalias.c (pass_build_ealias): New.
15565 * tree-pass.h (pass_build_ealias): Declare.
15566 * passes.c (init_optimization_passes): Add PTA during
15567 early optimizations.
15568 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15569 and CALLUSED solutions.
15570 (dump_points_to_solution): New function, split out from ...
15571 (dump_points_to_info_for): ... here.
15572 * tree-parloops.c (parallelize_loops): Reset the escaped and
15573 callused solutions.
15575 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15578 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15579 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15581 2009-05-25 Ira Rosen <irar@il.ibm.com>
15583 PR tree-optimization/40238
15584 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15585 statements after basic block's labels.
15586 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15587 to free the allocated memory.
15589 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15591 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15592 return address with a USE.
15594 2009-05-24 Richard Guenther <rguenther@suse.de>
15596 PR middle-end/40233
15597 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15598 array type from the main variant of the inner type.
15600 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15602 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15603 definition to bool (from int) to un-break build.
15604 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15606 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15608 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15609 discard_stmt_changes): Delete.
15610 * tree-ssa-operands.c (scb_stack): Delete.
15611 (init_ssa_operands): Do not initialize it.
15612 (fini_ssa_operands): Do not free it.
15613 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15615 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15616 update_stmt, remove the others. Fix comments.
15617 * tree-dfa.c (optimize_stack_restore): Likewise.
15618 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15619 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15620 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15621 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15623 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15624 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15625 (dom_opt_finalize_block): Likewise, adjusting access to
15627 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15628 (stmts_to_rescan): Change item type to gimple.
15629 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15631 2009-05-24 Ira Rosen <irar@il.ibm.com>
15633 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15634 * tree-pass.h (pass_slp_vectorize): New pass.
15635 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15636 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15637 * tree-vectorizer.c (timevar.h): Include.
15638 (user_vect_verbosity_level): Declare.
15639 (vect_location): Fix comment.
15640 (vect_set_verbosity_level): Update user_vect_verbosity_level
15641 instead of vect_verbosity_level.
15642 (vect_set_dump_settings): Add an argument. Ignore user defined
15643 verbosity if dump flags require higher level of verbosity. Print to
15644 stderr only for loop vectorization.
15645 (vectorize_loops): Update call to vect_set_dump_settings.
15646 (execute_vect_slp): New function.
15647 (gate_vect_slp): Likewise.
15648 (struct gimple_opt_pass pass_slp_vectorize): New.
15649 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15650 access its members.
15651 (vec_info_for_bb): New function.
15652 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15653 (VECTORIZATION_ENABLED): New macro.
15654 (SLP_ENABLED, SLP_DISABLED): Likewise.
15655 (vect_is_simple_use): Add bb_vec_info argument.
15656 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15657 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15658 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15659 vect_schedule_slp, vect_analyze_slp): Likewise.
15660 (vect_analyze_stmt): Add slp_tree argument.
15661 (find_bb_location): Declare.
15662 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15663 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15664 (vect_analyze_loop_operations, vect_analyze_loop,
15665 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15666 vect_finalize_reduction, vectorizable_reduction,
15667 vectorizable_live_operation, vect_transform_loop): Likewise.
15668 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15669 skip evolution analysis if analyzing a basic block.
15670 (dr_analyze_indices): Likewise.
15671 (initialize_data_dependence_relation): Skip the test whether the
15672 object is invariant for basic blocks.
15673 (compute_all_dependences): Skip dependence analysis for data
15674 references in basic blocks.
15675 (find_data_references_in_stmt): Don't fail in case of invariant
15676 access in basic block.
15677 (find_data_references_in_bb): New function.
15678 (find_data_references_in_loop): Move code to
15679 find_data_references_in_bb and add a call to it.
15680 (compute_data_dependences_for_bb): New function.
15681 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15682 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15684 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15685 unknown dependence in basic block and fail in case of dependence in
15687 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15688 dependence instances from either loop or basic block vectorization
15690 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15691 before calling nested_in_vect_loop_p.
15692 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15693 dependence instances from either loop or basic block vectorization
15695 (vect_verify_datarefs_alignment): Likewise.
15696 (vect_enhance_data_refs_alignment): Adjust function calls.
15697 (vect_analyze_data_refs_alignment): Likewise.
15698 (vect_analyze_group_access): Fix printing. Skip different checks if
15699 DR_STEP is 0. Keep strided stores either in loop or basic block
15700 vectorization data structure. Fix indentation.
15701 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15703 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15704 dependence instances from either loop or basic block vectorization
15706 (vect_analyze_data_refs): Update comment. Call
15707 compute_data_dependences_for_bb to analyze basic blocks.
15708 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15709 case of loop vectorization. In case of basic block vectorization use
15710 data-ref itself as a base.
15711 (vect_create_data_ref_ptr): In case of basic block vectorization:
15712 don't advance the pointer, add new statements before the current
15713 statement. Adjust function calls.
15714 (vect_supportable_dr_alignment): Support only aligned accesses in
15715 basic block vectorization.
15716 * common.opt (ftree-slp-vectorize): New flag.
15717 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15718 (vect_pattern_recog_1): Likewise.
15719 * tree-vect-stmts.c (process_use): Likewise.
15720 (vect_init_vector): Add new statements in the beginning of the basic
15721 block in case of basic block SLP.
15722 (vect_get_vec_def_for_operand): Adjust function calls.
15723 (vect_finish_stmt_generation): Likewise.
15724 (vectorizable_call): Add assert that it is loop vectorization, adjust
15726 (vectorizable_conversion, vectorizable_assignment): Likewise.
15727 (vectorizable_operation): In case of basic block SLP, take
15728 vectorization factor from statement's type and skip the relevance
15729 check. Adjust function calls.
15730 (vectorizable_type_demotion): Add assert that it is loop
15731 vectorization, adjust function calls.
15732 (vectorizable_type_promotion): Likewise.
15733 (vectorizable_store): Check for outer loop only in case of loop
15734 vectorization. Adjust function calls. For basic blocks, skip the
15735 relevance check and don't advance pointers.
15736 (vectorizable_load): Likewise.
15737 (vectorizable_condition): Add assert that it is loop vectorization,
15738 adjust function calls.
15739 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15740 that it is not reduction, get vector type, call only supported
15741 functions, skip loop specific parts.
15742 (vect_transform_stmt): Check for outer loop only in case of loop
15744 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15745 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15746 for external definition.
15747 * passes.c (pass_slp_vectorize): New pass.
15748 * tree-vect-slp.c (find_bb_location): New function.
15749 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15750 check for patterns only in loops.
15751 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15752 case of multiple types in basic block SLP.
15753 (vect_mark_slp_stmts_relevant): New function.
15754 (vect_supported_load_permutation_p): Fix comment.
15755 (vect_analyze_slp_instance): Add argument. In case of basic block
15756 SLP, take vectorization factor from statement's type, check that
15757 unrolling factor is 1. Adjust function call. Save SLP instance in
15758 either loop or basic block vectorization structure. Return FALSE,
15760 (vect_analyze_slp): Add argument. Get strided stores groups from
15761 either loop or basic block vectorization structure. Return FALSE
15762 if basic block SLP failed.
15763 (new_bb_vec_info): New function.
15764 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15765 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15766 (vect_schedule_slp): Add argument. Get SLP instances from either
15767 loop or basic block vectorization structure. Set vectorization factor
15768 to be 1 for basic block SLP.
15769 (vect_slp_transform_bb): New function.
15770 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15772 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15774 * final.c (shorten_branches): Do not align labels for jump tables.
15775 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15777 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15779 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15780 Remove outdated reference to flow.c and fix nits.
15781 * doc/gccint.texi: Tweak RTL description.
15782 * doc/rtl.texi: Likewise.
15784 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15786 * config/avr/avr.c: Change my email address.
15787 * config/avr/avr.h: Likewise.
15788 * config/avr/avr.md: Likewise.
15789 * config/avr/avr-protos.h: Likewise.
15790 * config/avr/libgcc.S: Likewise.
15792 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15794 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15795 (spu_split_load, spu_split_store): Change return type to int.
15796 (spu_split_convert): Declare.
15797 * config/spu/predicates.md (spu_mem_operand): Remove.
15798 (spu_mov_operand): Update.
15799 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15800 * config/spu/spu.c (regno_aligned_for_load): Remove.
15801 (reg_aligned_for_addr, spu_expand_load): Define.
15802 (spu_expand_extv): Reimplement and handle MEM.
15803 (spu_expand_insv): Handle MEM.
15804 (spu_sched_reorder): Handle insn's with length 0.
15805 (spu_legitimate_address_p): Reimplement.
15806 (store_with_one_insn_p): Return TRUE for any mode with size
15807 larger than 16 bytes.
15808 (address_needs_split): Define.
15809 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15811 (spu_convert_move): Define.
15812 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15813 (spu_split_store): Change all MEM's to TImode.
15814 (spu_init_expanders): Preallocate registers that correspond to
15815 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15817 (spu_split_convert): Define.
15818 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15819 (_move<mode>, _movdi, _movti): Update predicate and condition.
15820 (load, store): Change to define_split.
15821 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15823 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15824 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15825 define_insn_and_split of lshr<mode>3.
15826 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15827 (<v>ashr<mode>3_imm): Define.
15828 (extv, extzv, insv): Allow MEM operands.
15829 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15830 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15831 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15832 (_spu_convert2): Change to define_insn_and_split and remove the
15833 corresponding define_peephole2.
15834 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15835 Change predicates to memory_operand.
15837 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15839 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15841 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15843 PR tree-optimization/40219
15844 * tree.c (iterative_hash_expr): Make sure the builtin function is
15845 a normal builtin function and not a front end or back end builtin
15846 before indexing into the built_in_decls array.
15848 2009-05-22 Richard Guenther <rguenther@suse.de>
15850 PR middle-end/38964
15851 * alias.c (write_dependence_p): Do not use TBAA for answering
15852 anti-dependence or output-dependence.
15853 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15854 (emit_pointer_definition): Remove.
15855 (emit_alias_warning): Likewise.
15856 (find_what_var_points_to): Remove TBAA pruning code.
15857 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15859 (compute_points_to_sets): Remove code computing the set of
15860 dereferenced pointers.
15861 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15862 oracle for querying anti and output dependencies.
15863 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15864 if TBAA may be applied.
15865 (refs_anti_dependent_p): New function.
15866 (refs_output_dependent_p): Likewise.
15867 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15868 (refs_output_dependent_p): Likewise.
15869 * doc/tree-ssa.texi (Memory model): New section.
15870 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15871 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15872 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15873 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15874 * expr.c (expand_expr_real_1): Likewise.
15875 * gimple-low.c (lower_stmt): Likewise.
15876 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15877 (dump_gimple_cdt): Remove.
15878 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15879 (gimple_size): Likewise.
15880 (walk_gimple_op): Likewise.
15881 (is_gimple_stmt): Likewise.
15882 (walk_stmt_load_store_addr_ops): Likewise.
15883 (gimple_build_cdt): Remove.
15884 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15885 * gimple.h (gimple_cdt_new_type): Remove.
15886 (gimple_cdt_new_type_ptr): Likewise.
15887 (gimple_cdt_set_new_type): Likewise.
15888 (gimple_cdt_location): Likewise.
15889 (gimple_cdt_location_ptr): Likewise.
15890 (gimple_cdt_set_location): Likewise.
15891 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15892 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15893 GIMPLE_CHANGE_DYNAMIC_TYPE.
15894 (verify_types_in_gimple_stmt): Likewise.
15895 * tree-inline.c (estimate_num_insns): Likewise.
15896 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15897 (copy_decl_to_var): Likewise.
15898 (copy_result_decl_to_var): Likewise.
15899 * tree-pretty-print.c (dump_generic_node): Do not handle
15900 CHANGE_DYNAMIC_TYPE_EXPR.
15901 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15902 * tree-ssa-operands.c (get_expr_operands): Likewise.
15903 * tree-ssa-structalias.c (struct variable_info): Remove
15904 no_tbaa_pruning member.
15905 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15906 (unify_nodes): Do not copy it.
15907 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15908 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15909 (set_uids_in_ptset): Do not check it.
15910 (find_what_var_points_to): Likewise.
15911 (compute_tbaa_pruning): Remove.
15912 (compute_points_to_sets): Do not call it.
15913 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15914 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15915 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15916 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15917 (DECL_NO_TBAA_P): Likewise.
15918 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15919 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15920 (expand_omp_atomic_pipeline): Do not set it.
15921 * print-tree.c (print_node): Do not dump it.
15922 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15925 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15928 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15931 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15933 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15936 2009-05-22 Ben Elliston <bje@au.ibm.com>
15938 * Makefile.in (bversion.h, s-bversion): New targets.
15939 (TOPLEV_H): Add bversion.h.
15940 * toplev.h: Include "bversion.h".
15941 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15942 the __format__ attribute only if compiling with the same version
15943 of GCC as the sources (the "build version").
15945 2009-05-22 Ben Elliston <bje@au.ibm.com>
15947 * c-format.c (handle_format_attribute): Fix comment typo.
15949 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15952 * config/ia64/ia64.opt (mfused-madd): New.
15953 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15954 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15955 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15956 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15957 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15958 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15959 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15960 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15961 instruction if !TARGET_FUSED_MADD.
15962 (fpma, fpms): Remove colon from name.
15964 2009-05-22 Richard Guenther <rguenther@suse.de>
15966 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15967 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15968 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15970 (create_expression_by_pieces): Only convert if necessary.
15971 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15972 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15974 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15976 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15977 regular pattern from a template and rename it ...
15978 (*extzv_truncsi_exts): ... to this.
15980 2009-05-21 Richard Guenther <rguenther@suse.de>
15982 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15983 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15984 (cgraph_default_inline_p): Likewise.
15985 (cgraph_decide_inlining_incrementally): Likewise.
15987 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15988 Uros Bizjak <ubizjak@gmail.com>
15990 * config/i386/cpuid.h (bit_MOVBE): New.
15992 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15994 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15995 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15996 (ix86_handle_option): Handle OPT_mmovbe.
15997 (ix86_target_string): Add -mmovbe.
15998 (pta_flags): Add PTA_MOVBE.
15999 (processor_alias_table): Add PTA_MOVBE to "atom".
16000 (override_options): Handle PTA_MOVBE.
16002 * config/i386/i386.h (TARGET_MOVBE): New.
16004 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16005 (*bswapsi_movbe): New.
16006 (*bswapdi_movbe): Likewise.
16007 (bswapdi2): Renamed to ...
16008 (*bswapdi_1): This.
16009 (bswapdi2): New expander.
16011 * config/i386/i386.opt (mmovbe): New.
16013 * doc/invoke.texi: Document -mmovbe.
16015 2009-05-21 Taras Glek <tglek@mozilla.com>
16017 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16018 * gcc-plugin.h (plugin_init): Updated signature.
16019 * gcc-plugin.h (plugin_name_args): Moved to this header.
16020 * doc/plugins.texi (plugin_init): Updated documention to reflect
16022 * doc/plugins.texi (plugin_name_args): Added to documention.
16024 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16026 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16027 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16029 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16031 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16032 JUMP_TABLE_DATA_P predicates where applicable.
16033 * config/i386/predicates.md: Ditto.
16034 * config/i386/sse.md: Ditto.
16036 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16038 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16039 operand2 -128 override length_immediate attribute to 1.
16040 * config/i386/predicates.md (constm128_operand): New predicate.
16042 * config/i386/i386.c (memory_address_length): Handle %r12
16043 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16045 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16046 mode look through optional ZERO_EXTEND and SUBREG.
16047 * config/i386/i386.md (R12_REG): New define_constant.
16048 (prefix_data16): For sse unit set also for MODE_TI insns.
16049 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16050 insns set if operand 1 is ext_QIreg_operand.
16051 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16052 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16054 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16055 mode from MODE_DI to MODE_SI.
16056 (movdi_1_rex64): Override modrm and length_immediate attributes
16057 only for movabs (TYPE_IMOV, alternative 2).
16058 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16059 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16060 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16061 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16062 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16063 prefix_rex attribute if DImode.
16064 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16065 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16066 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16067 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16068 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16069 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16070 Likewise. For TYPE_IMOV clear length_immediate attribute.
16071 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16072 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16073 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16074 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16075 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16076 or one operand TYPE_ISHIFT.
16077 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16078 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16079 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16080 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16081 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16082 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16083 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16084 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16085 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16086 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16087 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16088 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16089 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16090 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16091 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16092 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16093 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16094 set mode attribute, don't override length attribute.
16095 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16097 (return_internal_long): Set length attribute to 2 instead of 1.
16098 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16099 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16100 prefix_rex attribute.
16101 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16103 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16105 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16107 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16109 2009-05-20 Ian Lance Taylor <iant@google.com>
16111 * tree.c (build_tree_list_vec_stat): New function.
16112 (ctor_to_vec): New function.
16113 (build_nt_call_vec): New function.
16114 (build_call_array): Change args to be a const pointer.
16115 (build_call_vec): New function.
16116 * tree.h (build_nt_call_vec): Declare.
16117 (build_tree_list_vec_stat): Declare.
16118 (build_tree_list_vec): Define.
16119 (build_call_array): Update declaration.
16120 (build_call_vec): Declare.
16121 (ctor_to_vec): Declare.
16122 * c-common.c (tree_vector_cache): New static variable.
16123 (make_tree_vector): New function.
16124 (release_tree_vector): New function.
16125 (make_tree_vector_single): New function.
16126 (make_tree_vector_copy): New function.
16127 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16128 (make_tree_vector_single, make_tree_vector_copy): Declare.
16129 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16130 (c_parser_expr_list): Don't manage cache here, instead call
16132 (c_parser_release_expr_list): Remove static function.
16133 (c_parser_vec_to_tree_list): Remove static function.
16134 (c_parser_attributes): Call build_tree_list_vec instead of
16135 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16136 c_parser_release_expr_list.
16137 (c_parser_postfix_expression_after_primary): Likewise.
16138 (c_parser_objc_keywordexpr): Likewise.
16140 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16142 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16143 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16144 TARGET_CONVERT_TO_TYPE.
16145 * hooks.c (hook_tree_const_tree_null): Define.
16146 * hooks.h (hook_tree_const_tree_null): Declare.
16147 * target.h (struct gcc_target): Add invalid_parameter_type,
16148 invalid_return_type, promoted_type, and convert_to_type fields.
16149 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16150 (TARGET_INVALID_RETURN_TYPE): Define.
16151 (TARGET_PROMOTED_TYPE): Define.
16152 (TARGET_CONVERT_TO_TYPE): Define.
16153 (TARGET_INITIALIZER): Update for new fields.
16154 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16155 (grokparms): Check targetm.invalid_parameter_type.
16156 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16157 * c-convert.c (convert): Check targetm.convert_to_type.
16159 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16161 * config/mips/mips.md (*extenddi_truncate<mode>,
16162 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16164 (*extendhi_truncateqi): New define_insn_and_sptit.
16166 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16168 PR middle-end/40204
16169 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16170 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16172 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16174 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16175 the operand of VIEW_CONVERT_EXPR.
16177 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16179 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16180 extended family and model for Intel processors. Support Intel Atom.
16182 2009-05-20 Olivier Hainque <hainque@adacore.com>
16184 * gstab.h (stab_code_type): Define, to be used instead of the
16185 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16187 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16188 occurrences by stab_code_type.
16189 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16191 2009-05-20 Martin Jambor <mjambor@suse.cz>
16193 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16194 (sra_insert_before): Likewise.
16195 (sra_insert_after): Likewise.
16196 (sra_init_cache): Likewise.
16197 (sra_type_can_be_decomposed_p): Likewise.
16198 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16199 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16200 (sra_insert_before): Likewise.
16201 (sra_insert_after): Likewise.
16202 (sra_init_cache): Likewise.
16203 (insert_edge_copies_seq): Made static and moved upwards.
16205 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16208 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16210 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16211 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16214 2009-05-20 Richard Guenther <rguenther@suse.de>
16216 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16217 with mismatched comparison modes.
16219 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16221 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16222 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16223 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16224 with shifts for Thumb2.
16225 (orsi_notsi): New for orn.
16226 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16227 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16228 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16229 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16230 Don't invert remainder for IOR.
16232 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16234 PR tree-optimization/40087
16235 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16236 number_of_iterations_ne): Rename never_infinite argument.
16237 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16238 number_of_iterations_le): Handle pointer-type ivs when
16239 exit_must_be_taken is false.
16240 (number_of_iterations_cond): Do not always assume that
16241 exit_must_be_taken if the control variable is a pointer.
16243 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16245 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16246 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16248 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16250 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16251 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16253 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16256 * c.opt (Wlogical-op): Disabled by default.
16257 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16259 * doc/invoke.texi (Wlogical-op): Likewise.
16261 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16263 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16265 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16266 Propagate the type of the first operand.
16267 <ASSERT_EXPR>: Simplify.
16268 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16269 Rewrite using the RHS code as discriminant.
16270 <NOP_EXPR>: Turn into CASE_CONVERT.
16271 <PLUS_EXPR>: Propagate the type of the first operand.
16273 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16275 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16276 (ia64_dconst_0_375): New.
16277 * config/ia64/ia64.c (ia64_override_options): Remove
16278 -minline-sqrt-min-latency warning.
16279 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16280 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16281 * config/ia64/ia64.md (*sqrt_approx): Remove.
16282 (sqrtsf2): Remove #if 0.
16283 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16284 (sqrtdf): Remove assert.
16285 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16286 (sqrtxf2): Remove #if 0.
16287 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16288 * div.md (sqrt_approx_rf): New.
16289 (sqrtsf2_internal_thr): New implementation.
16290 (sqrtsf2_internal_lat): New.
16291 (sqrtdf2_internal_thr: New implementation.
16292 (sqrtxf2_internal): New implementation.
16294 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16295 Hans-Peter Nilsson <hp@axis.com>
16297 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16298 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16299 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16300 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16301 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16302 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16303 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16304 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16305 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16306 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16307 * c-common.c: ...from here.
16309 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16311 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16313 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16315 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16317 2009-05-19 Ben Elliston <bje@au.ibm.com>
16319 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16320 assignments with memcpy calls.
16321 (add_fdes): Likewise.
16322 (binary_search_unencoded_fdes): Likewise.
16323 (linear_search_fdes): Eliminate type puns.
16325 2009-05-19 Richard Guenther <rguenther@suse.de>
16327 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16328 not falsely claim to have propagated into all uses.
16330 2009-05-19 Ben Elliston <bje@au.ibm.com>
16332 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16335 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16337 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16338 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16339 (TARGET_LEGITIMATE_ADDRESS_P): New.
16340 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16341 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16343 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16346 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16347 child of the containing namespace's DIE.
16349 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16351 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16352 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16353 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16356 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16359 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16360 gen_align with gen_pad.
16361 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16362 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16364 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16365 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16367 * config/i386/i386.md (align): Renamed to ...
16368 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16369 ASM_OUTPUT_MAX_SKIP_PAD.
16371 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16373 * config.gcc: Fix variable syntax.
16376 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16377 before calling exact_log2.
16378 (output_iorsi3): Likewise.
16379 (output_xorsi3): Likewise.
16381 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16383 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16384 for the none zero constant operand except for EQ and NE
16385 comprisons even when the first operand is R0.
16387 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16389 * config/s390/2064.md: Remove trailing whitespaces.
16390 * config/s390/2084.md: Likewise.
16391 * config/s390/constraints.md: Likewise.
16392 * config/s390/fixdfdi.h: Likewise.
16393 * config/s390/libgcc-glibc.ver: Likewise.
16394 * config/s390/s390-modes.def: Likewise.
16395 * config/s390/s390-protos.h: Likewise.
16396 * config/s390/s390.c: Likewise.
16397 * config/s390/s390.h: Likewise.
16398 * config/s390/s390.md: Likewise.
16399 * config/s390/tpf-unwind.h: Likewise.
16401 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16403 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16405 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16408 * configure.ac (m68k-*-*): Check if binutils support TLS.
16409 * configure: Regenerate.
16410 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16411 * config/m68k/constraints.md (Cu): New constraint.
16412 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16413 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16414 (movsi): Handle TLS symbols.
16415 (addsi3_5200): Handle XTLS symbols, indent.
16416 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16417 (m68k_tls_reference_p): Declare.
16418 (m68k_legitimize_address): Declare.
16419 (m68k_unwrap_symbol): Declare.
16420 * config/m68k/m68k.opt (mxtls): New option.
16421 * config/m68k/m68k.c (ggc.h): Include.
16422 (m68k_output_dwarf_dtprel): Implement hook.
16423 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16424 (m68k_expand_prologue): Load GOT pointer when function needs it.
16425 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16426 (m68k_legitimate_constant_address_p): Same.
16427 (m68k_decompose_address): Handle TLS references.
16428 (m68k_get_gp): New static function.
16429 (enum m68k_reloc): New contants.
16430 (TLS_RELOC_P): New macro.
16431 (m68k_wrap_symbol): New static function.
16432 (m68k_unwrap_symbol): New function.
16433 (m68k_final_prescan_insn_1): New static function.
16434 (m68k_final_prescan_insn): New function.
16435 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16437 (legitimize_pic_address): Handle TLS references..
16438 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16439 (m68k_libcall_value_in_a0_p)
16440 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16441 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16442 (m68k_legitimize_tls_address): Handle TLS references.
16443 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16445 (m68k_legitimize_address): Handle TLS symbols.
16446 (m68k_get_reloc_decoration): New static function.
16447 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16449 (m68k_output_dwarf_dtprel): Implement hook.
16450 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16451 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16452 m68k_call_* routines.
16453 (sched_attr_op_type): Handle TLS symbols.
16454 (gt-m68k.h): Include.
16455 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16456 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16458 2009-05-18 Martin Jambor <mjambor@suse.cz>
16460 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16461 (visit_store_addr_for_mod_analysis): New function.
16462 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16463 (determine_cst_member_ptr): Use gimple_assign_single_p.
16464 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16465 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16466 operands. Don't check number of operands of a NOP_EXPR.
16468 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16470 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16472 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16475 * c-common.c (warn_logical_operator): Don't warn if one of
16476 expression isn't always true or false.
16478 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16480 * config/i386/biarch32.h: New file.
16481 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16483 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16485 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16486 *zero_extend<mode>_truncqi): Merge these into ...
16487 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16488 Name the pattern following this as *zero_extendhi_truncqi.
16490 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16492 PR middle-end/39301
16493 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16494 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16495 (output_info): Make field HOST_WIDEST_INT.
16496 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16497 (dump_bitmat_statistics): Same.
16499 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16501 * config.gcc (use_gcc_stdint): Set to wrap.
16502 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16503 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16504 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16505 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16506 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16507 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16508 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16509 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16511 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16513 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16515 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16516 Move definitions earlier.
16517 (OPT_ARCH64, OPT_ARCH32): Define.
16518 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16521 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16524 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16527 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16529 * arm.md (movdi2): Copy non-reg values to DImode registers.
16531 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16534 * final.c (label_to_max_skip): New function.
16535 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16536 CODE_LABEL_NUMBER <= max_labelno.
16537 * output.h (label_to_max_skip): New prototype.
16538 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16539 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16540 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16541 Handle CODE_LABELs with >= 16 byte alignment or with
16542 max_skip == (1 << align) - 1.
16543 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16544 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16547 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16548 .p2align 3 if MAX_SKIP is smaller than 7.
16549 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16551 2009-05-15 Ian Lance Taylor <iant@google.com>
16553 * alias.c (struct alias_set_entry_d): Rename from struct
16554 alias_set_entry. Change all uses.
16555 * except.c (struct call_site_record_d): Rename from struct
16556 call_site_record. Change all uses.
16557 * except.h (struct eh_region_d): Rename from struct eh_region.
16559 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16561 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16562 ivtype_map_elt. Change all uses.
16563 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16565 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16566 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16568 (struct sese_d): Rename from struct sese. Change all uses.
16569 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16570 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16571 * optabs.h (struct optab_d): Rename from struct optab. Change all
16573 (struct convert_optab_d): Rename from struct convert_optab.
16575 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16576 ipa_opt_pass. Change all uses.
16577 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16580 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16581 defined as a typedef.
16582 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16585 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16588 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16590 (merge_ranges): Returns bool.
16591 * tree.h (make_range): .. to here.
16592 (build_range_check): Likewise.
16593 (merge_ranges): Likewise. Renamed from merge_ranges.
16594 * c-typeck.c (parser_build_binary_op): Update calls to
16595 warn_logical_operator.
16596 * c-common.c (warn_logical_operator): Add new warning.
16597 * c-common.h (warn_logical_operator): Update declaration.
16599 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16601 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16603 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16605 * doc/install.texi: Document MPC requirements, flags etc.
16607 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16608 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16609 Evaluate constant arguments.
16610 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16611 (fold_builtin_1): Likewise, also evaluate constant arguments.
16612 Remove superfluous break.
16613 (do_mpc_ckconv): New.
16614 * real.h: Include mpc.h.
16615 * toplev.c (print_version): Output MPC version info if available.
16617 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16619 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16621 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16623 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16626 2009-05-15 Jan Hubicka <jh@suse.cz>
16628 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16629 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16630 (try_inline): Fix return value.
16631 (cgraph_decide_inlining_incrementally): Honor new value.
16632 (cgraph_early_inlining): Handle indirect inlining.
16633 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16635 2009-05-15 Jan Hubicka <jh@suse.cz>
16637 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16638 * cgraphunit.c (cgraph_finalize_function): Set it.
16639 (cgraph_expand_function): Use it.
16641 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16643 * real.c (encode_ieee_half): Define.
16644 (decode_ieee_half): Define.
16645 (ieee_half_format): Define.
16646 (arm_half_format): Define.
16647 * real.h (ieee_half_format): Declare.
16648 (arm_half_format): Declare.
16650 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16652 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16653 swapped, and reversed optabs exist before trying to use them.
16655 2009-05-15 Paul Brook <paul@codesourcery.com>
16656 Sandra Loosemore <sandra@codesourcery.com>
16658 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16659 loads. Allow PRE_DEC.
16660 (output_move_neon): Handle PRE_DEC.
16661 (arm_print_operand): Add 'A' for neon structure loads.
16662 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16663 * config/arm/neon.md (neon_mov): Update comment.
16664 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16666 (Um): New constraint.
16668 2009-05-15 Jan Hubicka <jh@suse.cz>
16670 Revert the following patch until testsuite fallout is fixed:
16671 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16672 * cgraph.h (struct inline_summary): New filed self_wize,
16673 size_inlining_benefit, self_time and time_inlining_benefit.
16674 (struct cgraph_global_info): Replace insns by time ans size fields.
16675 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16676 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16677 (ipcp_update_callgraph): Do not touch function bodies.
16678 * ipa-inline.c: Include except.h
16679 (MAX_TIME): New constant.
16680 (overall_insns): Remove
16681 (overall_size, max_benefit): New static variables.
16682 (cgraph_estimate_time_after_inlining): New function.
16683 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16684 (cgraph_clone_inlined_nodes): Update size.
16685 (cgraph_mark_inline_edge): Update size.
16686 (cgraph_estimate_growth): Use size info.
16687 (cgraph_check_inline_limits): Check size.
16688 (cgraph_default_inline_p): Likewise.
16689 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16690 (cgraph_decide_recursive_inlining): Check size.
16691 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16693 (cgraph_decide_inlining): Likewise.
16694 (cgraph_decide_inlining_incrementally): Likewise; honor
16695 PARAM_EARLY_INLINING_INSNS.
16696 (likely_eliminated_by_inlining_p): New predicate.
16697 (estimate_function_body_sizes): New function.
16698 (compute_inline_parameters): Use it.
16699 * except.c (must_not_throw_labels): New function.
16700 * except.h (must_not_throw_labels): Declare.
16701 * tree-inline.c (init_inline_once): Kill inlining_weigths
16702 * tree-ssa-structalias.c: Avoid uninitialized warning.
16703 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16704 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16705 (PARAM_INLINE_CALL_COST): Remove.
16706 (PARAM_EARLY_INLINING_INSNS): New.
16708 2009-05-15 Richard Guenther <rguenther@suse.de>
16710 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16711 not TODO_update_ssa.
16713 2009-05-15 Richard Guenther <rguenther@suse.de>
16715 PR tree-optimization/39999
16716 * gimple.h (gimple_expr_type): Use the expression type looking
16717 through useless conversions.
16718 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16719 (vn_nary_op_insert_stmt): Likewise.
16720 (simplify_binary_expression): Likewise.
16722 2009-05-15 Richard Guenther <rguenther@suse.de>
16724 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16725 New options, enabled by default.
16726 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16728 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16729 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16730 * tree-ssa-structalias.c (gate_tree_pta): New function.
16731 (pass_build_alias): Use it.
16733 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16736 recurse on an invariant address if a conversion from a pointer
16737 type to a wider integer type is involved.
16739 2009-05-15 Jan Hubicka <jh@suse.cz>
16741 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16742 * cgraph.h (struct inline_summary): New filed self_wize,
16743 size_inlining_benefit, self_time and time_inlining_benefit.
16744 (struct cgraph_global_info): Replace insns by time ans size fields.
16745 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16746 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16747 (ipcp_update_callgraph): Do not touch function bodies.
16748 * ipa-inline.c: Include except.h
16749 (MAX_TIME): New constant.
16750 (overall_insns): Remove
16751 (overall_size, max_benefit): New static variables.
16752 (cgraph_estimate_time_after_inlining): New function.
16753 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16754 (cgraph_clone_inlined_nodes): Update size.
16755 (cgraph_mark_inline_edge): Update size.
16756 (cgraph_estimate_growth): Use size info.
16757 (cgraph_check_inline_limits): Check size.
16758 (cgraph_default_inline_p): Likewise.
16759 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16760 (cgraph_decide_recursive_inlining): Check size.
16761 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16763 (cgraph_decide_inlining): Likewise.
16764 (cgraph_decide_inlining_incrementally): Likewise; honor
16765 PARAM_EARLY_INLINING_INSNS.
16766 (likely_eliminated_by_inlining_p): New predicate.
16767 (estimate_function_body_sizes): New function.
16768 (compute_inline_parameters): Use it.
16769 * except.c (must_not_throw_labels): New function.
16770 * except.h (must_not_throw_labels): Declare.
16771 * tree-inline.c (init_inline_once): Kill inlining_weigths
16772 * tree-ssa-structalias.c: Avoid uninitialized warning.
16773 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16774 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16775 (PARAM_INLINE_CALL_COST): Remove.
16776 (PARAM_EARLY_INLINING_INSNS): New.
16777 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16778 (inline-call-cost): Remove.
16779 (early-inlining-insns): New.
16781 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16783 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16785 (print_int_cst_bounds_in_octal_p): Likewise.
16786 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16788 * dwarf2out.c (base_type_die): Likewise.
16789 (is_subrange_type): Delete.
16790 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16791 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16792 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16793 if the destination type is boolean.
16794 (build_range_check): Do not special-case subtypes.
16795 (fold_sign_changed_comparison): Likewise.
16796 (fold_unary): Likewise.
16797 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16798 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16799 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16800 * tree.c (subrange_type_for_debug_p): New predicate based on the
16801 former is_subrange_type.
16802 * tree.h (subrange_type_for_debug_p): Declare.
16803 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16804 (convert_affine_scev): Remove call to above function.
16805 (chrec_convert_aggressive): Likewise.
16806 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16807 false for conversions involving subtypes.
16808 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16809 (vrp_val_min): Likewise.
16810 (needs_overflow_infinity): Likewise.
16811 (extract_range_from_unary_expr): Likewise.
16813 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16815 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16816 * config/frv/frv.c: Likewise.
16817 * config/s390/s390.c: Likewise.
16818 * config/sparc/sparc.h: Likewise.
16819 * config/i386/i386.h: Likewise.
16820 * config/i386/i386.c: Likewise.
16821 * config/crx/crx.c: Likewise.
16822 * config/m68hc11/m68hc11.h: Likewise.
16823 * config/iq2000/iq2000.c: Likewise.
16824 * config/mn10300/mn10300.h: Likewise.
16825 * config/mn10300/mn10300.c: Likewise.
16826 * config/m68k/m68k.c: Likewise.
16827 * config/rs6000/rs6000.c: Likewise.
16828 * config/rs6000/xcoff.h: Likewise.
16829 * config/rs6000/linux64.h: Likewise.
16830 * config/rs6000/sysv4.h: Likewise.
16831 * config/score/score3.c: Likewise.
16832 * config/score/score7.c: Likewise.
16833 * config/score/score.c: Likewise.
16834 * config/arm/arm.md: Likewise.
16835 * config/mips/mips.c: Likewise.
16836 * config/mips/mips.md: Likewise.
16837 * config/bfin/bfin.h: Likewise.
16838 * config/pa/pa.c: Likewise.
16839 * config/pa/constraints.md: Likewise.
16841 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16842 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16843 * config/pdp11/pdp11.h: Use memory_address_p instead.
16845 2009-05-14 Ian Lance Taylor <iant@google.com>
16847 * passes.c (finish_optimization_passes): Change i to int.
16848 * plugin.c (plugins_active_p): Change event to int.
16849 (dump_active_plugins): Likewise.
16850 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16852 * tree.c (tree_range_check_failed): Change c to unsigned int.
16853 (omp_clause_range_check_failed): Likewise.
16854 (build_common_builtin_nodes): Change mode to int. Add cast.
16855 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16856 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16858 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16859 ++ or -- with a variable of enum type.
16861 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16864 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16866 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16868 * store-motion.c: Do not include params.h
16869 * Makefile.in: Fix dependencies for various files.
16871 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16873 * auto-inc-dec.c: Fix pass description, remove apparent
16874 accidental duplication.
16876 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16878 PR middle-end/40147
16879 * ipa-utils.h (memory_identifier_string): Moved to ...
16880 * tree.h (memory_identifier_string): Here. Add GTY(()).
16882 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16884 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16885 in the former documentation of...
16886 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16887 * ira-conflicts.c (get_dup_num): Use address_operand.
16888 * targhooks.c (default_legitimate_address_p): New.
16889 * targhooks.h (default_legitimate_address_p): New.
16890 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16892 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16893 * target.h (struct target): Add legitimate_address_p.
16894 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16895 (TARGET_INITIALIZER): Include it.
16897 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16898 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16899 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16900 (TARGET_LEGITIMATE_ADDRESS_P): New.
16902 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16903 (REG_OK_STRICT_P): Delete.
16904 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16905 (frv_legitimate_address_p_1): ... this.
16906 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16907 (frv_legitimate_address_p_1): ... the renamed old
16908 frv_legitimate_address_p.
16909 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16910 (TARGET_LEGITIMATE_ADDRESS_P): New.
16912 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16913 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16914 * config/s390/s390.c (legitimate_address_p): Rename to...
16915 (s390_legitimate_address_p): ... this, make static.
16916 (legitimize_address): Adjust call.
16917 (TARGET_LEGITIMATE_ADDRESS_P): New.
16918 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16920 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16921 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16922 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16923 (TARGET_LEGITIMATE_ADDRESS_P): New.
16925 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16926 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16927 * config/spu/spu.c (spu_legitimate_address): Rename to...
16928 (spu_legitimate_address_p): ... this, make static.
16929 (TARGET_LEGITIMATE_ADDRESS_P): New.
16931 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16932 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16933 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16934 (sparc_legitimate_address_p): ... this, make static and return bool.
16935 (legitimize_address): Adjust call.
16936 (TARGET_LEGITIMATE_ADDRESS_P): New.
16938 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16939 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16940 * config/i386/i386.c (legitimate_address_p): Rename to...
16941 (ix86_legitimate_address_p): ... this, make static.
16942 (constant_address_p): Move after it, adjust call.
16943 (TARGET_LEGITIMATE_ADDRESS_P): New.
16945 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16946 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16947 * config/avr/avr.c (legitimate_address_p): Rename to...
16948 (avr_legitimate_address_p): ... this, make static.
16949 (legitimize_address): Adjust call.
16950 (TARGET_LEGITIMATE_ADDRESS_P): New.
16952 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16953 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16954 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16955 (TARGET_LEGITIMATE_ADDRESS_P): New.
16957 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16958 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16959 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16960 (TARGET_LEGITIMATE_ADDRESS_P): New.
16962 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16963 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16965 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16967 (TARGET_LEGITIMATE_ADDRESS_P): New.
16969 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16970 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16972 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16974 (m68hc11_legitimate_address_p): ... this, make static.
16975 (go_if_legitimate_address_internal): Rename to...
16976 (m68hc11_legitimate_address_p_1): ... this.
16977 (legitimize_address): Adjust call.
16978 (TARGET_LEGITIMATE_ADDRESS_P): New.
16980 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16981 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16982 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16983 (TARGET_LEGITIMATE_ADDRESS_P): New.
16985 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16986 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16987 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16988 (mn10300_legitimate_address_p): ... this, make static.
16989 (TARGET_LEGITIMATE_ADDRESS_P): New.
16991 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16992 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16993 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16994 (TARGET_LEGITIMATE_ADDRESS_P): New.
16996 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16997 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16998 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16999 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17000 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17001 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17002 (rs6000_legitimate_address_p): ... this, make static.
17003 (TARGET_LEGITIMATE_ADDRESS_P): New.
17004 (REG_MODE_OK_FOR_BASE_P): Delete.
17005 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17007 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17008 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17010 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17011 static, adjust types.
17012 (TARGET_LEGITIMATE_ADDRESS_P): New.
17014 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17015 * config/score/score.c (score_address_p): Rename to...
17016 (score_legitimate_address_p): ... this.
17017 (TARGET_LEGITIMATE_ADDRESS_P): New.
17018 * config/score/score3.c (score3_address_p): Rename to...
17019 (score3_legitimate_address_p): ... this.
17020 * config/score/score7.c (score7_address_p): Rename to...
17021 (score7_legitimate_address_p): ... this.
17023 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17024 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17025 GO_IF_LEGITIMATE_ADDRESS): Delete.
17026 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17027 thumb2_legitimate_address_p): Delete.
17028 (arm_legitimate_address_p): Rename to...
17029 (arm_legitimate_address_outer_p): ... this.
17030 * config/arm/constraints.md ("Uq"): Adjust call.
17031 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17032 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17034 (arm_legitimate_address_outer_p): ... this.
17035 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17037 (TARGET_LEGITIMATE_ADDRESS_P): New.
17039 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17040 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17041 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17042 (TARGET_LEGITIMATE_ADDRESS_P): New.
17044 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17045 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17046 * config/vax/vax.c (legitimate_address_p): Rename to...
17047 (vax_legitimate_address_p): ... this, make static.
17048 (TARGET_LEGITIMATE_ADDRESS_P): New.
17050 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17051 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17052 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17053 (TARGET_LEGITIMATE_ADDRESS_P): New.
17055 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17056 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17057 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17058 (mmix_legitimate_address_p): ... this, make static.
17059 (TARGET_LEGITIMATE_ADDRESS_P): New.
17061 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17062 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17063 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17064 (TARGET_LEGITIMATE_ADDRESS_P): New.
17066 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17068 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17069 of MODE_COMPLEX_INT.
17071 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17073 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17074 LCT_NORMAL in function call.
17075 * mips-tdump.c (print_file_desc): Add cast to enum type.
17076 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17077 (mark_stabs): Add casts to enum types.
17078 (parse_stabs_common): Add casts to enum types.
17080 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17082 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17083 Check for invalid values of LETTER.
17085 2009-05-13 Taras Glek <tglek@mozilla.com>
17087 * attribs.c (register_attribute): moved out attribute registration
17088 into register_attribute.
17089 * doc/plugins.texi: Documented register_attribute and
17091 * gcc-plugin.h: Added forward decl for register_attribute.
17092 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17093 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17094 PLUGIN_ATTRIBUTES boilerplate.
17096 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17098 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17099 values even in sentinel and empty entries.
17100 (ms_printf_flag_specs): Likewise.
17101 (ms_scanf_flag_specs): Likewise.
17102 (ms_strftime_flag_specs): Likewise.
17103 (ms_print_char_table): Likewise.
17104 (ms_scan_char_table): Likewise.
17105 (ms_time_char_table): Likewise.
17107 2009-05-13 Doug Kwan <dougkwan@google.com>
17109 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17111 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17113 * config/mips/mips.md (store): Add attributes for QI and HI.
17115 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17116 (truncdi<mode>2): ... this new pattern.
17118 2009-05-13 Brad Hards <bradh@kde.org>
17120 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17122 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17123 Ben Elliston <bje@au.ibm.com>
17125 PR middle-end/40035
17126 * dse.c (check_mem_read_rtx): Guard against width == -1.
17128 2009-05-13 Michael Matz <matz@suse.de>
17130 PR middle-end/39976
17131 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17132 (trivially_conflicts_p): New function.
17133 (insert_backedge_copies): Use it.
17135 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17137 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17138 (handle_stdc_pragma): Use new enum constant names.
17139 (handle_pragma_float_const_decimal64): Ditto.
17141 2009-05-13 Ian Lance Taylor <iant@google.com>
17143 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17146 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17148 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17149 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17151 * config/m68k/m68k.h (FL_UCLINUX): Define.
17153 2009-05-13 Jan Hubicka <jh@suse.cz>
17155 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17157 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17159 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17160 unless -fschedule-insns is specified.
17162 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17165 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17166 TARGET_EXPAND_CBRANCHDI4.
17167 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17168 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17169 (cmpeqdi): Fix comment.
17171 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17173 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17174 (sh_legitimate_address_p): Likewise.
17175 * config/sh/sh.c (sh_legitimate_index_p): New.
17176 (sh_legitimate_address_p): Likewise.
17177 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17178 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17179 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17180 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17181 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17182 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17183 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17184 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17185 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17187 2009-05-12 Jan Hubicka <jh@suse.cz>
17189 * tree-inline.c (estimate_operator_cost): Add operands;
17190 when division happens by constant, it is cheap.
17191 (estimate_num_insns): Loads and stores are not having cost of 0;
17192 EH magic stuff is cheap; when computing runtime cost of switch,
17193 use log2 base of amount of its cases; builtin_expect has cost of 0;
17194 compute cost for moving return value of call.
17195 (init_inline_once): Initialize time_based flags.
17196 * tree-inline.h (eni_weights_d): Add time_based flag.
17198 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17200 * df-core.c: Update head documentation.
17202 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17205 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17206 shadowing exisiting variable op1.
17208 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17211 * config/i386/driver-i386.c (processor_signatures): New enum.
17212 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17213 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17214 processor signature to detect geode processor.
17216 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17220 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17222 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17223 causes spurious differences between trunk and cond-optab branch.
17225 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17227 * dojump.c (compare_from_rtx): Delete.
17228 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17229 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17230 if the comparison does not satisfy the predicate; test predicates for
17231 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17232 further if one existing pattern fails.
17233 * expr.h (compare_from_rtx): Delete.
17234 (prepare_operand): Declare it.
17235 * optabs.c: Change "lib call" to "libcall" throughout.
17236 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17237 HAVE_conditional_trap, emit_cmp_insn): Delete.
17238 (can_compare_p): Delete cmp_optab case.
17239 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17240 Accept other parameters by value.
17241 (prepare_operand): Make non-static.
17242 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17243 other parameters by value. Try to widen operands here based on
17244 an optab_methods argument and looking at cbranch_optab.
17245 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17246 loop. Use cbranch_optab directly.
17247 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17248 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17250 (emit_conditional_move, emit_conditional_add): Inline what's needed
17251 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17252 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17253 with COMPARE. Move cmov_optab and cstore_optab above
17254 with cbranch_optab, move cmp_optab down with ucmp_optab,
17255 remove tst_otpab. Do not initialize trap_rtx.
17256 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17257 for trap code. Do not check HAVE_conditional_trap. Use
17258 prepare_cmp_insn. Accept no predicate for operand 3.
17259 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17260 (OTI_ctrap, ctrap_optab): New.
17261 (tst_optab): Delete.
17262 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17263 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17264 with lookup of ctrap_optab.
17265 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17267 (ctrap_optab): New.
17269 * combine.c (combine_simplify_rtx, simplify_set): Do not
17270 special case comparing against zero for cc0 machines.
17271 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17272 COMPARE on cc0 machines.
17273 (simplify_relational_operation): Return a new expression when
17274 a COMPARE could be removed.
17275 * final.c (final_scan_insn): Compare cc_status values
17276 against LHS of a (compare FOO (const_int 0)) cc0 source.
17277 Also check if cc_status.value is the full compare.
17279 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17280 (cstoreMM4): Document.
17281 (conditional_trap): Document ctrapMM4 instead.
17282 (sync_compare_and_swapMM): Refer to cbranchcc4.
17283 (Dependent Patterns): Eliminate obsolete information referring to
17284 the old jump optimization phase.
17285 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17286 of compares with 0 on cc0 machines.
17287 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17288 avoiding references to cc0. Remove text about storing operands
17290 * doc/tm.texi (Condition Codes): Include blurb on different
17291 condition code representations, separate into subsections for
17292 CC0, MODE_CC and conditional execution.
17294 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17295 alpha_emit_setcc): Accept operands and a machine mode.
17296 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17297 Get code/op0/op1 from operands, use machine mode argument
17298 instead of alpha_compare.fp_p. Emit the branch here.
17299 (alpha_emit_setcc): Likewise, and return boolean.
17300 (alpha_emit_conditional_move): Likewise. Assert that
17301 cmp_op_mode == cmp_mode, and simplify accordingly.
17302 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17303 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17304 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17306 (stack probe test): Use cbranchdi4.
17307 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17309 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17310 * config/arc/arc.h (movsicc, movsfcc): Use it.
17311 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17312 (cbranchsi4, cstoresi4): New.
17313 (cmpsi, bCC and sCC expanders): Remove.
17315 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17316 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17317 * config/arm/predicates.md (arm_comparison_operator): Only include
17318 floating-point operators if there is a hardware floating-point unit.
17319 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17320 deferring to cbranch_cc and cstore_cc respectively.
17321 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17322 cbranch_cc, cstore_cc): New.
17323 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17325 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17327 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17328 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17330 (adjust_insn_length): Adjust calls.
17331 (avr_reorg): Handle (compare (foo) (const_int 0)).
17332 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17333 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17334 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17335 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17337 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17338 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17340 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17341 (cbranchsi4, cstorebi4, cstoresi4): New.
17342 (movbisi): This insn is duplicate, split it to zero_extend.
17343 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17344 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17345 (bfin_optimize_loop): Use cbranch expander.
17346 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17347 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17348 (bfin_bimode_comparison_operator): ... this.
17349 (bfin_direct_comparison_operator): New.
17351 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17352 inside (compare FOO (const_int 0)).
17353 (cris_rtx_costs): Handle ZERO_EXTRACT.
17354 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17355 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17356 (*tstdi_v32): Delete.
17357 (*cmpdi_non_v32): Add M alternative for operand 1.
17358 (cmpsi, cmp<mode>): Make private.
17359 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17361 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17363 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17364 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17365 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17366 (cc_reg_operand): New.
17367 (any_cond): Delete.
17368 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17369 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17370 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17371 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17372 crx_expand_scond): Delete.
17374 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17376 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17377 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17379 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17380 cstoresi4, cstoresf4, cstoredf4): New.
17381 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17382 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17383 Receive the entire operands array.
17384 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17385 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17386 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17387 Get test/op0/op1 from the operands array.
17388 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17390 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17391 (h8300_expand_store): New.
17392 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17394 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17395 (h8300_expand_store): New.
17396 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17397 or do not try to produce (set (cc0) REG).
17398 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17399 change a compare into a move to a scratch register. Disable some
17400 peepholes when comparing with zero.
17401 (tstsi, tsthi, tstsi, cmpqi): Make private.
17403 (bCC, sCC): Delete.
17404 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17407 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17408 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17409 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17410 (ix86_emit_i387_log1p): Use cbranchxf2.
17411 (ix86_expand_setcc): Return void.
17412 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17413 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17414 cmp<MODEF>, cmpcc): Remove.
17415 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17416 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17417 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17418 (sCC and bCC expanders): Remove.
17419 (stack_protect_test): Use cbranchcc4.
17421 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17423 (ia64_expand_compare): Accept three rtx by reference and return void.
17424 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17425 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17426 from *expr. Update *expr with the BImode comparison to do.
17427 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17428 cmptf, bCC, sCC, conditional_trap): Delete.
17429 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17430 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17431 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17432 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17433 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17435 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17436 type of last argument.
17437 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17438 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17439 use machine mode argument instead of branch_type. Remove dead
17440 code for floating-point comparisons.
17441 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17442 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17444 (cbranchsi4, cstoresi4): New.
17445 * config/iq2000/predicates.md (reg_or_const_operand): New.
17447 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17448 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17449 (b<code>_op): Rewrite to...
17450 (bcc_op): ... this, using match_operator.
17451 (s<code>_op): Rewrite to...
17452 (scc_op): ... this, using match_operator.
17453 (s<code>_24_op): Rewrite to...
17454 (scc_op_24): ... this, using match_operator.
17455 (s<code>_<mode>): Rewrite to...
17456 (cstore<mode>4): ... this, using match_operator.
17457 (s<code>_<mode>_24): Rewrite to...
17458 (cstore<mode>4_24): ... this, using match_operator.
17459 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17460 m32c_unpend_compare, m32c_expand_scc): Delete.
17461 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17462 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17463 (m32c_expand_movcc): Change NE to EQ if necessary.
17464 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17466 * config/m32r/m32r-protos.h (gen_cond_store): New.
17467 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17468 (gen_cond_store): New, from sCC patterns.
17469 (m32r_expand_block_move): Use cbranchsi4.
17470 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17471 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17472 (cbranchsi4, cstoresi4): New.
17474 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17476 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17477 (m68hc11_notice_update_cc): Look into a compare with 0.
17478 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17480 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17481 cmphi, cmpqi, bCC): Delete.
17482 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17483 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17484 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17487 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17488 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17489 * config/m68k/constraints.md (H): New.
17490 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17491 the define_insn below.
17492 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17493 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17494 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17495 patterns): Wrap RHS with COMPARE.
17496 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17497 (*cmpdi_internal): Name this pattern.
17498 (cmpdi): Change to define_insn.
17499 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17500 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17501 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17503 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17504 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17505 (conditional_trap): Change to...
17506 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17507 (*conditional_trap): Use the ordered_comparison_operator and
17508 const1_operand predicates.
17509 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17510 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17511 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17512 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17514 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17515 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17516 (mcore_gen_compare): New.
17517 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17518 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17519 (mcore_gen_compare): ... this.
17520 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17521 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17522 (stack probe pattern): Use cbranchsi4.
17524 * config/mips/predicates.md (mips_cstore_operator): New.
17525 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17526 * config/mips/mips.md (any_cond): Delete.
17527 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17529 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17530 fixuns_truncsfdi2): Use cbranch patterns.
17531 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17532 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17533 Adjust call to mips_expand_conditional_branch.
17534 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17536 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17537 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17538 * config/mips/mips.c (cmp_operands): Delete.
17539 (mips_emit_compare): Get comparison operands from *op0/*op1.
17540 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17541 that it succeeds. Use op0/op1 instead of cmp_operands.
17542 (mips_expand_conditional_branch, mips_expand_conditional_move,
17543 mips_expand_conditional_trap): Likewise.
17544 (mips_block_move_loop): Use cbranch patterns.
17545 * config/mips/mips.h (cmp_operands): Delete.
17547 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17548 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17549 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17550 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17551 (*cmpcc_folded): Rename to...
17552 (*cmpdi_folded): this.
17553 (*cmpcc): Rename to...
17555 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17558 (cbranchdf4): New. Handle invalid comparisons here.
17559 * config/mmix/predicates.md (float_comparison_operator): New.
17561 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17562 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17563 * config/mn10300/mn10300.md (tst): Delete.
17564 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17565 Name these patterns and wrap RHS in a compare.
17566 (*cmpsi): Make this pattern private. Include tst.
17567 (*cmpsf): Make this pattern private.
17568 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17569 (compare with zero peepholes): Likewise.
17571 (cbranchsi4, cbranchsf4): New.
17572 (casesi): Use cbranchsi4.
17574 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17575 hppa_branch_type): Delete.
17576 (return_addr_rtx): Use cbranchsi4.
17577 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17578 Emit CCFPmode comparison here.
17579 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17580 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17581 hppa_branch_type): Delete.
17582 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17583 (movsicc, movdicc): Remove references to hppa_compare_op0,
17584 hppa_compare_op1 and compare_from_rtx.
17585 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17586 (casesi): Use cbranchsi4.
17588 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17589 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17590 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17591 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17592 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17594 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17595 (*branch, *branch_inverted): New.
17597 * config/picochip/picochip.md (cbranchhi4): Use
17598 ordered_comparison_operator.
17599 (cmphi, bCC): Remove.
17601 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17602 (trap_comparison_operator): Delete.
17603 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17604 rs6000_emit_cbranch): Accept mode and operands.
17605 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17606 rs6000_compare_fp_p): Delete.
17607 (rs6000_generate_compare): Accept mode and comparison. Extract code
17608 and op0/op1 from there. Replace references to rs6000_compare_op0
17609 and rs6000_compare_op1.
17610 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17611 extract result from passed operands.
17612 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17613 extract loc from passed operands.
17614 (rs6000_emit_cmove): Likewise.
17615 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17616 rs6000_compare_fp_p): Delete.
17617 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17618 (cbranch<GPR>4, cbranch<FP>4): New.
17619 (cstore<mode>4): New. Consolidate here all choices about when to use
17620 portable or specialized sCC sequences.
17621 (stack_protect_test): Use cbranchsi4.
17622 (conditional_trap): Replace with ctrap<GPR>4.
17623 (conditional trap insn): Replace trap_comparison_operator with
17624 ordered_comparison_operator.
17626 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17627 (s390_emit_prologue): Use ctrap.
17628 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17629 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17630 New predicates replacing...
17631 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17632 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17633 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17634 (add<mode>cc): Do not use s390_compare_op0/op1.
17635 (s<code>): Change to...
17636 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17637 (seq): Change to...
17638 (cstorecc4): ... this. Handle EQ or NE equally.
17639 (*sne): Un-privatize for use in cstorecc4.
17640 (b<code>): Change to...
17641 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17642 (conditional_trap): Replace with...
17643 (ctrap<GPR>4, ctrap<FP>4): ... these.
17644 (stack_protect): Use cbranchcc4.
17646 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17647 * config/score/score-protos.h (score_gen_cmp): Delete.
17648 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17649 (score_block_move-loop): Use cbranchsi4.
17650 * config/score/score.md (cbranchsi4): New.
17651 (cmpsi, bCC): Delete.
17652 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17653 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17654 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17655 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17656 * config/score/score3.h (score3_gen_cmp): Delete.
17657 * config/score/score7.h (score7_gen_cmp): Delete.
17659 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17660 (sh_emit_scc_to_t): ... this. Return void.
17661 (from_compare): Rename to...
17662 (sh_emit_compare_and_branch): ... this.
17663 (sh_emit_compare_and_set): New.
17664 (sh_expand_t_scc): Accept operands.
17665 * config/sh/predicates.md (sh_float_comparison_operator): New.
17666 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17667 (prepare_scc_operands): Rename to...
17668 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17670 (sh_emit_cheap_store_flag): New.
17671 (sh_emit_set_t_insn): New.
17672 (from_compare): Rename to...
17673 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17674 handling of TARGET_SH2E floating point to avoid recursive call.
17675 Generate branch here.
17676 (sh_emit_compare_and_set): New.
17677 (sh_expand_t_scc): Get op0/op1 from arguments.
17678 (sh_emit_cheap_store_flag): New.
17679 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17681 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17682 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17683 (movsicc, movdicc): Do nothing when it recreated operands from
17684 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17685 prepare_scc_operands (now sh_emit_scc_to_t).
17686 (udivdi3): Use cstoresi4.
17687 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17688 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17689 (cbranchint4_media, cbranchfp4_media): New.
17690 (casesi): Use cbranchdi4.
17691 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17693 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17694 (movnegt): Remove second operand.
17695 (cbranchsf4, cbranchdf4): New.
17696 (stack_protect): Use cbranchdi4/cbranchsi4.
17698 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17699 (gen_compare_reg): Accept comparison, extract part of it to...
17700 (gen_compare_reg_1): ... this.
17701 (gen_compare_operator): Delete.
17702 (gen_v9_scc): Accept separate destination, comparison code and arms.
17703 Do not use sparc_compare_op0/sparc_compare_op1.
17704 (emit_scc_insn, emit_conditional_branch_insn): New.
17705 (emit_v9_brxx): Make static. Remove useless assertion.
17706 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17708 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17709 * config/sparc/sparc-protos.h (gen_compare_reg,
17710 sparc_emit_float_lib_cmp): Adjust prototype.
17711 (emit_scc_insn, emit_conditional_branch_insn): New.
17712 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17713 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17714 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17715 iterators to the top.
17716 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17717 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17718 snedi_special_trunc): Delete.
17719 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17720 and snedi_special_trunc.
17721 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17722 cbranchdi4, cbranch<F:mode>4): New.
17723 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17724 here. Use gen_compare_reg instead of gen_compare_operator.
17725 (conditional_trap): Replace with...
17726 (ctrapsi4, ctrapdi4): ... this.
17727 (stack_protect_test): Use cbranchcc4.
17729 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17731 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17732 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17733 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17734 from operands[0] or operands[3] depending on is_set.
17735 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17736 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17737 cmpdf, bCC), sCC: Remove.
17738 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17739 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17741 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17742 spu_emit_branch_or_set.
17744 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17746 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17747 xstormy16_compare_op1): Delete.
17748 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17749 xstormy16_compare_op1): Delete.
17750 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17752 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17753 (cmphi, cmpsi, bCC): Remove.
17755 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17756 (*cmpsi): ... this one.
17757 (cbranchsi4, cstoresi4): New.
17758 (bCC expanders): Delete.
17759 (sCC insns): Fold into...
17760 (*setcc): ... this one.
17761 (casesi): Do not use gen_cmpsi and gen_bgtu.
17762 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17763 (movsicc): Simplify.
17764 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17766 * config/vax/vax-protos.h (cond_name): New.
17767 (vax_output_conditional_branch): Remove.
17768 * config/vax/vax.c (cond_name): New.
17769 (vax_output_conditional_branch): Remove.
17770 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17771 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17772 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17773 (bit<VAXint>): Wrap source with (compare).
17774 (b<code> and following unnamed pattern): Rename to *branch and
17775 *branch_reversed. Change macroization to match_operator.
17776 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17778 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17779 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17780 Change last argument to machine_mode.
17781 (xtensa_expand_scc): Add machine_mode argument.
17782 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17783 (gen_conditional_move, xtensa_expand_conditional_branch,
17784 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17785 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17786 Adjust operand numbers.
17787 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17789 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17790 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17791 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17793 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17795 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17796 causes spurious differences between trunk and cond-optab branch.
17798 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17801 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17803 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17805 * tree.c (iterative_hash_pointer): Delete.
17806 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17807 Hash UIDs and versions of SSA names. Don't special-case built-in
17808 function declarations.
17810 2009-05-11 Ian Lance Taylor <iant@google.com>
17813 * graphite.c: Force -Wc++-compat to only be a warning before
17814 #including "cloog/cloog.h".
17816 2009-05-11 Martin Jambor <mjambor@suse.cz>
17818 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17820 2009-05-11 Jan Hubicka <jh@suse.cz>
17822 * tree-ssa-loop-ivcanon.c: Include target.h
17823 (struct loop_size): new structure.
17824 (constant_after_peeling): New predicate.
17825 (tree_estimate_loop_size): New function.
17826 (estimated_unrolled_size): Rewrite for new estimates.
17827 (try_unroll_loop_completely): Use new estimates.
17828 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17830 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17832 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17833 libcpp interface change.
17834 (spu_macro_to_expand): Likewise.
17836 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17838 PR tree-optimization/40026
17839 * gimplify.c (gimplify_init_constructor): Change initial conditional
17840 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17841 optimize_compound_literals_in_ctor.
17843 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17845 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17847 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17849 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17851 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17852 HOST_WIDE_INT for gap.
17854 2009-05-11 Ira Rosen <irar@il.ibm.com>
17856 PR tree-optimization/40074
17857 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17858 account in group size and step comparison.
17860 2009-05-11 Richard Guenther <rguenther@suse.de>
17862 * passes.c (init_optimization_passes): Strip now incorrect comment.
17863 (execute_function_todo): Do not set PROP_alias.
17864 * tree-pass.h (PROP_alias): Remove.
17865 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17866 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17867 * tree-nrv.c (pass_return_slot): Likewise.
17868 * tree-object-size.c (pass_object_sizes): Likewise.
17869 * tree-ssa-dom.c (pass_dominator): Likewise.
17870 (pass_phi_only_cprop): Likewise.
17871 * tree-ssa-dse.c (pass_dse): Likewise.
17872 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17873 (pass_cselim): Likewise.
17874 * tree-ssa-pre.c (pass_pre): Likewise.
17875 (pass_fre): Likewise.
17876 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17877 * tree-ssa-sink.c (pass_sink_code): Likewise.
17878 * tree-stdarg.c (pass_stdarg): Likewise.
17879 * tree-tailcall.c (pass_tail_calls): Likewise.
17880 * tree-vrp.c (pass_vrp): Likewise.
17882 2009-05-10 Ian Lance Taylor <iant@google.com>
17884 * basic-block.h (enum profile_status): Break out of struct
17885 control_flow_graph.
17886 * cgraph.h (struct inline_summary): Break out of struct
17888 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17889 of struct cgraph_order_sort.
17890 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17891 * cse.c (struct branch_path): Break out of struct
17892 cse_basic_block_data.
17893 * except.h (enum eh_region_type): Break out of struct eh_region.
17894 * gcc.c (enum add_del): Break out of struct modify_target.
17895 * genrecog.c (enum decision_type): Break out of struct decision_test.
17896 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17898 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17899 * regmove.c (enum match_use): New enum, broken out of struct match.
17900 * sched-int.h (enum post_call_group): New enum, broken out of
17902 (struct deps_reg): Break out of struct deps.
17903 * target.h (struct asm_int_op): Break out of struct gcc_target.
17904 * tree-eh.c (struct goto_queue_node): Break out of struct
17906 * tree-inline.h (enum copy_body_cge_which): Break out of
17908 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17910 * c-decl.c (in_struct, struct_types): New static variables.
17911 (pushtag): Add loc parameter. Change all callers.
17912 (lookup_tag): Add ploc parameter. Change all callers.
17913 (check_compound_literal_type): New function.
17914 (parser_xref_tag): Add loc parameter. Change all callers. If
17915 -Wc++-compat, warn about struct/union/enum types defined within a
17917 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17918 and loc parameters. Change all callers. Change error calls to
17919 error_at, using loc. For a redefinition, if the location of the
17920 original definition is known, report it. Set in_struct and
17921 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17922 (finish_struct): Add new parameters enclosing_in_struct and
17923 enclosing_struct_types. Change all callers. Set
17924 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17925 in the struct. If in a struct, add this struct to struct_types.
17926 (start_enum): Add loc parameter. Change all callers. Use
17927 error_at for errors, using loc. For a redefinition, if the
17928 location of the original definition is known, report it. If in a
17929 struct, add this enum type to struct_types. If -Wc++-compat warn
17930 if in sizeof, typeof, or alignof.
17931 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17932 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17933 (c_parser_enum_specifier): Get enum location for start_enum.
17934 (c_parser_struct_or_union_specifier): Get struct location for
17935 start_struct. Save in_struct and struct_types status between
17936 start_struct and finish_struct.
17937 (c_parser_cast_expression): Get location of cast.
17938 (c_parser_alignof_expression): Get location of type.
17939 (c_parser_postfix_expression): Likewise.
17940 (c_parser_postfix_expression_after_paren_type): Add type_loc
17941 parameter. Change all callers. Call check_compound_literal_type.
17942 Use type_loc for error about variable size type.
17943 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17944 of an enum constant from an enum type defined in a struct or union.
17945 (c_cast_expr): Add loc parameter. Change all callers. If
17946 -Wc++-compat, warn about defining a type in a cast.
17947 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17948 (start_enum, start_struct, finish_struct): Update declarations.
17949 (parser_xref_tag, c_cast_expr): Update declarations.
17950 (check_compound_literal_type): Declare.
17952 2009-05-11 Ben Elliston <bje@au.ibm.com>
17954 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17955 for recent libcpp interface change.
17956 (rs6000_macro_to_expand): Likewise.
17958 2009-05-10 Michael Matz <matz@suse.de>
17961 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17962 not at entry of function.
17964 2009-05-10 Richard Guenther <rguenther@suse.de>
17966 PR tree-optimization/40081
17968 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17969 using the main variant of the element type. Do not fiddle with
17970 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17972 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17973 structs with volatile fields.
17975 2009-05-10 Jan Hubicka <jh@suse.cz>
17977 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17978 (estimate_move_cost): Assert that it does not get called for
17980 (estimate_num_insns): Skip VOID types in argument handling.
17981 (optimize_inline_calls): Delete unreachable blocks and verify that
17982 callgraph is valid.
17984 2009-05-10 Jan Hubicka <jh@suse.cz>
17986 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17987 * cgraph.c (cgraph_mark_address_taken_node): New function.
17988 (dump_cgraph_node): Dump new flag.
17989 * cgraph.h (struct cgraph_node): Add address_taken.
17990 (cgraph_mark_address_taken_node): New function.
17991 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17992 since new direct calls can be born.
17994 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17996 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17997 tok->val.node.node.
17999 2009-05-10 Jan Hubicka <jh@suse.cz>
18001 PR middle-end/40084
18002 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18004 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18005 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18006 * tree-inline.c (copy_bb): Set frequency correctly.
18007 (fold_marked_statements): Update call to
18008 cgraph_update_edges_for_call_stmt.
18010 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18012 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18013 identifiers in diagnostics.
18014 * config/arm/arm.c (arm_handle_fndecl_attribute,
18015 arm_handle_isr_attribute): Likewise.
18016 * config/avr/avr.c (avr_handle_progmem_attribute,
18017 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18018 * config/bfin/bfin.c (handle_int_attribute,
18019 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18020 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18021 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18023 * config/darwin.c (darwin_handle_kext_attribute,
18024 darwin_handle_weak_import_attribute): Likewise.
18025 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18026 h8300_handle_eightbit_data_attribute,
18027 h8300_handle_tiny_data_attribute): Likewise.
18028 * config/i386/i386.c (ix86_handle_cconv_attribute,
18029 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18030 * config/i386/winnt.c (ix86_handle_shared_attribute,
18031 ix86_handle_selectany_attribute): Likewise.
18032 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18033 * config/m32c/m32c.c (function_vector_handler): Likewise.
18034 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18035 m68hc11_handle_fntype_attribute): Likewise.
18036 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18037 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18038 * config/mips/mips.c (mips_insert_attributes,
18039 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18040 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18041 rs6000_handle_struct_attribute): Likewise.
18042 * config/sh/sh.c (sh_insert_attributes,
18043 sh_handle_resbank_handler_attribute,
18044 sh_handle_interrupt_handler_attribute,
18045 sh2a_handle_function_vector_handler_attribute,
18046 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18048 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18049 * config/spu/spu.c (spu_handle_fndecl_attribute,
18050 spu_handle_vector_attribute): Likewise.
18051 * config/stormy16/stormy16.c
18052 (xstormy16_handle_interrupt_attribute): Likewise.
18053 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18054 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18056 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18058 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18059 (pp_translate_identifiers): New.
18060 (pp_identifier): Only conditionally translate identifier to locale
18062 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18063 (pp_base_tree_identifier): Only conditionally translate identifier
18064 to locale character set.
18065 * c-pretty-print.c (M_): Define.
18066 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18067 fragments for conditional translation with M_.
18068 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18069 identifier translation.
18071 2009-05-10 Richard Guenther <rguenther@suse.de>
18073 PR tree-optimization/40081
18074 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18075 using the main variant of the element type. Do not fiddle with
18076 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18078 2009-05-09 Jan Hubicka <jh@suse.cz>
18080 PR middle-end/40080
18081 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18082 indirect calls; verify cgraph afterwards.
18084 2009-05-09 Jan Hubicka <jh@suse.cz>
18087 * ipa.c (update_inlined_to_pointer): New function.
18088 (cgraph_remove_unreachable_nodes): Use it.
18090 2009-05-09 Jan Hubicka <jh@suse.cz>
18092 * tree-eh.c (struct leh_state): Remove prev_try.
18093 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18094 not track prev_try.
18095 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18096 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18097 remove_eh_handler_and_replace, foreach_reachable_handler,
18098 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18099 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18100 (gen_eh_region_cleanup): Update prototype.
18102 2009-05-09 Jan Hubicka <jh@suse.cz>
18104 PR middle-end/40043
18105 * except.c (copy_eh_region): Always set prev_try.
18106 (redirect_eh_edge_to_label): Find outer try.
18107 (foreach_reachable_handler): When looking for prev try
18108 handle case where previous try is not going to be taken.
18110 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18112 PR tree-optimization/40049
18113 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18114 only vector/vector shifts, convert the type of the constant to the
18115 appropriate type to avoid building incorrect trees, which
18116 eventually have problems with garbage collection.
18118 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18120 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18121 -1 for complex floating-point types if honoring signed zeros.
18123 2009-05-08 Jan Hubicka <jh@suse.cz>
18125 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18126 argument; handle correctly when profile is absent.
18127 (build_cgraph_edges): Update.
18128 (rebuild_cgraph_edges): Update.
18129 * cgraph.c: Do not include varray.h.
18130 (cgraph_set_call_stmt_including_clones): New function.
18131 (cgraph_create_edge_including_clones): Likewise
18132 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18133 (cgraph_update_edges_for_call_stmt): Handle clones.
18134 (cgraph_remove_node): Handle clone tree.
18135 (cgraph_remove_node_and_inline_clones): New function.
18136 (dump_cgraph_node): Dump clone tree.
18137 (cgraph_clone_node): Handle clone tree.
18138 (clone_function_name): Bring here from tree-inline.c.
18139 (cgraph_create_virtual_clone): New function.
18140 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18141 (cgraph_clone_info): New function.
18142 (strut cgraph_node): Add clone_info and new clone tree pointers.
18143 (cgraph_remove_node_and_inline_clones,
18144 cgraph_set_call_stmt_including_clones,
18145 cgraph_create_edge_including_clones,
18146 cgraph_create_virtual_clone): Declare.
18147 (cgraph_function_versioning): Use VEC argument.
18148 (compute_call_stmt_bb_frequency): Update prototype.
18149 (cgraph_materialize_all_clones): New function.
18150 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18151 (ipcp_create_replace_map): Update to VECtors.
18152 (ipcp_update_callgraph): Use virtual clones.
18153 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18154 (ipcp_update_profiling): Do not update local profiling.
18155 (ipcp_insert_stage): Use VECtors and virtual clones.
18156 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18157 (clone_of_p): New function.
18158 (cgraph_preserve_function_body_p): Use clone tree.
18159 (cgraph_optimize): Materialize clones.
18160 (cgraph_function_versioning): Update for VECtors.
18161 (save_inline_function_body): Use clone tree.
18162 (cgraph_materialize_clone): New function.
18163 (cgraph_materialize_all_clones): Likewise.
18164 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18165 * ipa.c: Include gimple.h.
18166 (cgraph_remove_unreachable_nodes): Use clone tree.
18167 * ipa-prop.c (ipa_note_param_call): Update call to
18168 compute_call_stmt_bb_frequencycall.
18169 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18170 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18171 (copy_bb): Handle updating of clone tree; add new edge when new call
18173 (expand_call_inline): Be strict about every call having edge.
18174 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18175 (delete_unreachable_blocks_update_callgraph): New function.
18176 (tree_function_versioning): Use VECtors; always remove unreachable
18177 blocks and fold conditionals.
18178 * tree-inline.h: Do not include varray.h.
18179 (tree_function_versioning): Remove.
18180 * Makefile.in (GTFILES): Remove tree-inline.c
18181 * passes.c (do_per_function): Do only functions having body.
18182 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18185 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18186 Andrew Morrow <acm@google.com>
18189 * c-common.c (c_common_attribute_table): Permit deprecated
18190 attribute to take an optional argument.
18191 (handle_deprecated_attribute): If the optional argument to
18192 __attribute__((deprecated)) is not a string ignore the attribute
18193 and emit a warning.
18195 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18196 * c-typeck.c (build_component_ref): Likewise.
18197 (build_external_ref): Likewise.
18199 * toplev.c (warn_deprecated_use): Add an attribute argument.
18200 Emit the message associated with __attribute__((deprecated)).
18202 * toplev.h (warn_deprecated_use): Updated.
18204 * doc/extend.texi: Document new optional parameter to
18205 __attribute__((deprecated))
18207 2009-05-08 Michael Eager <eager@eagercon.com>
18209 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18210 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18212 2009-05-08 Richard Guenther <rguenther@suse.de>
18214 PR tree-optimization/40062
18215 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18216 Avoid exponential behavior.
18218 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18220 PR rtl-optimization/33928
18222 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18223 process_uses, build_single_def_use_links): New.
18224 (update_df): Update use_def_ref.
18225 (forward_propagate_into): Use get_def_for_use instead of use-def
18227 (fwprop_init): Call build_single_def_use_links and let it initialize
18229 (fwprop_done): Free use_def_ref.
18230 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18231 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18232 df_rd_simulate_one_insn): New.
18233 (df_rd_bb_local_compute_process_def): Update head comment.
18234 (df_chain_create_bb): Use the new RD simulation functions.
18235 * df.h (df_rd_simulate_artificial_defs_at_top,
18236 df_rd_simulate_one_insn): New.
18237 * opts.c (decode_options): Enable fwprop at -O1.
18238 * doc/invoke.texi (-fforward-propagate): Document this.
18240 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18243 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18244 and one complex operand specially.
18245 * tree-complex.c (some_nonzerop): Do not identify a real value as
18246 zero if flag_signed_zeros.
18248 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18250 PR rtl-optimization/33928
18251 * loop-invariant.c (record_use): Fix && vs. || mishap.
18253 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18255 PR rtl-optimization/33928
18256 * loop-invariant.c (struct use): Add addr_use_p.
18257 (struct def): Add n_addr_uses.
18258 (struct invariant): Add cheap_address.
18259 (create_new_invariant): Set cheap_address.
18260 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18261 (record_uses): Pass df_ref to record_use.
18262 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18265 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18267 * config/sh/sh.c: Do not include c-pragma.h.
18269 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18271 * config/spu/spu.c: Remove include of c-common.h.
18273 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18276 * c-common.h (mark_valid_location_for_stdc_pragma,
18277 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18278 clear_float_const_decimal64, float_const_decimal64_p): New.
18279 * c.opt (Wunsuffixed-float-constants): New.
18280 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18281 unsuffixed float constant, handle new warning.
18282 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18283 * c-decl.c (c_scope): New flag float_const_decimal64.
18284 (set_float_const_decimal64, clear_float_const_decimal64,
18285 float_const_decimal64_p): New.
18286 (push_scope): Set new flag.
18287 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18288 to use STDC pragmas.
18289 (c_parser_external_declaration): Ditto.
18290 (c_parser_compound_statement_nostart): Ditto.
18291 * c-pragma.c (valid_location_for_stdc_pragma,
18292 mark_valid_location_for_stdc_pragma,
18293 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18294 handle_pragma_float_const_decimal64): New.
18295 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18296 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18297 set_float_const_decimal64, clear_float_const_decimal64,
18298 float_const_decimal64_p): New dummy functions.
18299 * doc/extend.texi (Decimal Float): Remove statement that the
18300 pragma, and suffix for double constants, are not supported.
18301 * doc/invoke.texi (Warning Options): List new option.
18302 (-Wunsuffixed-float-constants): New.
18304 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18306 * config/i386/i386.c: Do not include c-common.h.
18308 2009-05-07 Mark Heffernan <meheff@google.com>
18310 * doc/invoke.texi (Debugging Options): Document change of debugging
18312 * opts.c (decode_options): Make dump_base_name relative to
18313 aux_base_name directory.
18315 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18317 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18318 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18320 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18322 * Makefile.in (install-plugin): Simplify a bit.
18324 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18326 * Makefile.in (OBJS-common): Add regcprop.o.
18328 * timevar.def (TV_CPROP_REGISTERS): New.
18329 * regrename.c (regrename_optimize): Return 0.
18330 (rest_of_handle_regrename): Delete.
18331 (pass_rename_registers): Point to regrename_optimize.
18332 (struct value_data_entry, struct value_data,
18333 kill_value_one_regno, kill_value_regno, kill_value,
18334 set_value_regno, init_value_data, kill_clobbered_value,
18335 kill_set_value, kill_autoinc_value, copy_value,
18336 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18337 replace_oldest_value_reg, replace_oldest_value_addr,
18338 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18339 debug_value_data, validate_value_data): Move...
18340 * regcprop.c: ... here.
18341 (rest_of_handle_cprop): Delete.
18342 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18344 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18346 PR middle-end/40057
18347 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18348 GEN_INT for 1 << bitnum.
18349 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18350 build_int_cst_type.
18352 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18354 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18355 Remove wrong description of "nand" operation.
18357 2009-05-06 Richard Guenther <rguenther@suse.de>
18358 Adam Nemet <anemet@caviumnetworks.com>
18360 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18361 comment. Add that if LHS is not a gimple register, then RHS1 has
18362 to be a single object (GIMPLE_SINGLE_RHS).
18364 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18366 * expr.c (get_def_for_expr): Move it up in the file.
18367 (store_field): When expanding a bit-field store, look at the
18368 defining gimple stmt for the masking conversion.
18370 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18372 PR middle-end/39986
18373 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18374 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18375 32-bit memcpy into long.
18377 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18379 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18380 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18382 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18383 instead of appending DW_OP_deref*.
18385 2009-05-06 Michael Matz <matz@suse.de>
18387 PR middle-end/40021
18388 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18389 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18391 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18393 * Makefile.in (install-plugin): Fix srcdir handling.
18395 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18397 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18398 when processing for not_regs_needed bitmap.
18399 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18400 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18401 handling it for rhs.
18403 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18405 * config/i386/i386.md (unnamed inc/dec peephole): Use
18406 optimize_insn_for_size_p instead of optimize_size.
18407 * config/i386/predicates.md (incdec_operand): Likewise.
18408 (aligned_operand): Likewise.
18409 * config/i386/sse.md (divv8sf3): Likewise.
18410 (sqrtv8sf2): Likewise.
18412 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18414 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18416 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18418 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18420 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18421 ssemodesuffixf2c with avxmodesuffixf2c.
18423 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18426 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18428 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18430 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18431 (struct tree_base): Adjust spacing for 8 bit boundaries.
18432 (struct tree_decl_common): Add decl_by_reference_flag bit.
18433 (DECL_BY_REFERENCE): Adjust.
18434 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18435 print DECL_BY_REFERENCE bit.
18436 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18437 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18438 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18439 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18442 PR middle-end/39666
18443 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18444 range of the type, but default label is missing, add it with one
18445 of the existing labels instead of adding a new label for it.
18447 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18451 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18453 * Makefile.in (enable_plugin, plugin_includedir): New.
18454 (install): Depend on install-plugin.
18455 (PLUGIN_HEADERS): New.
18456 (install-plugin): New.
18457 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18459 2009-05-05 Richard Guenther <rguenther@suse.de>
18461 PR tree-optimization/40022
18462 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18464 (phivn_valid_p): Fix tuplification error, simplify.
18465 (phiprop_insert_phi): Add dumps.
18466 (propagate_with_phi): Simplify.
18468 2009-05-05 Richard Guenther <rguenther@suse.de>
18470 PR middle-end/40023
18471 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18473 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18475 * tree.h (strip_float_extensions): Remove duplicate declaration.
18476 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18477 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18478 block_ultimate_origin): Rearrange the declarations line to match the
18479 comment that indicates the .c file which the functions are defined.
18480 (dwarf2out_*, set_decl_rtl): Add comment.
18481 (get_base_address): Adjust comment.
18482 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18483 declarations line and add comment.
18484 (is_builtin_name): Add blank after function name, for clarity.
18486 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18488 * attribs.c (decl_attributes): Use %qE for identifiers in
18490 * cgraphunit.c (verify_cgraph_node): Translate function names to
18491 locale character set in diagnostics.
18492 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18494 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18495 Document that functions are named in UTF-8.
18496 * expr.c (expand_expr_real_1): Translate function names to locale
18497 character set in diagnostics.
18498 * gimplify.c (omp_notice_variable, omp_is_private,
18499 gimplify_scan_omp_clauses): Use %qE for identifiers in
18501 * langhooks.c (lhd_print_error_function): Translate function names
18502 to locale character set.
18503 * langhooks.h (decl_printable_name): Document that return value is
18504 in internal character set.
18505 * stmt.c: Include pretty-print.h
18506 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18508 (resolve_operand_name_1): Translate named operand name to locale
18510 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18512 * toplev.c (announce_function): Translate function names to locale
18514 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18515 (default_tree_printer): Use pp_identifier or translate identifiers
18516 to locale character set. Mark "<anonymous>" for translation.
18517 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18518 for identifiers in diagnostics.
18519 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18521 * varasm.c (output_constructor): Use %qE for identifiers in
18524 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18526 * configure.ac: use ` ` instead of $()
18527 * configure: Regenerate.
18529 2009-05-05 Ben Elliston <bje@au.ibm.com>
18531 * config/pa/linux-atomic.c: Eliminate conditional include of
18532 errno.h on non-LP64 systems to simplify build requirements.
18534 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18536 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18538 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18539 and pass value to identifier_to_locale.
18540 (warn_variable_length_array): Make name a tree.
18541 (grokdeclarator): Separate diagnostic texts for named and unnamed
18542 declarators. Use %qE for named declarators.
18543 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18545 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18546 identifiers in diagnostics.
18547 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18548 identifier_to_locale. Mark "anonymous" strings for translation.
18550 2009-05-04 Michael Eager <eager@eagercon.com>
18552 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18553 address for DImode/DFmode only if double-precision FP regs.
18555 2009-05-04 Michael Eager <eager@eagercon.com>
18557 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18558 TARGET_SINGLE_FLOAT check.
18560 2009-05-04 Michael Eager <eager@eagercon.com>
18562 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18564 2009-05-04 Michael Eager <eager@eagercon.com>
18566 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18567 * config/rs6000/t-xilinx: New
18569 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18571 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18572 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18573 * gcc/explow.c (memory_address): Use target hook.
18574 * gcc/targhooks.c (default_legitimize_address): New.
18575 * gcc/targhooks.h (default_legitimize_address): New.
18576 * gcc/target.h (legitimize_address): New.
18577 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18578 (TARGET_INITIALIZER): Include it.
18579 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18581 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18582 * config/bfin/bfin.c (legitimize_address): Remove.
18583 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18584 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18586 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18587 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18589 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18590 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18591 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18592 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18593 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18594 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18595 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18596 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18597 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18598 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18599 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18600 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18601 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18602 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18603 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18604 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18605 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18606 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18607 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18608 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18609 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18610 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18611 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18613 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18614 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18615 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18616 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18617 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18618 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18619 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18620 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18621 (thumb_legitimize_address): Delete.
18622 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18623 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18624 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18625 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18626 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18627 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18629 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18632 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18633 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18634 * config/m32r/m32r.c (m32r_legitimize_address): New.
18635 * config/m68k/m68k.c (m68k_legitimize_address): New.
18636 * config/score/score.c (score_legitimize_address): Standardize.
18637 * config/score/score3.c (score3_legitimize_address): Standardize.
18638 * config/score/score3.h (score3_legitimize_address): Adjust.
18639 * config/score/score7.c (score7_legitimize_address): Standardize.
18640 * config/score/score7.h (score7_legitimize_address): Adjust.
18641 * config/sh/sh.c (sh_legitimize_address): New.
18642 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18644 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18645 (s390_legitimize_address): ... this.
18646 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18647 (sparc_legitimize_address): ... this.
18648 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18649 (ix86_legitimize_address): ... this.
18650 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18651 (avr_legitimize_address): ... this.
18652 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18653 (mn10300_legitimize_address): ... this.
18654 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18655 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18656 (alpha_expand_mov): Adjust call.
18658 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18659 * config/spu/spu.c (spu_legitimize_address): Likewise.
18660 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18661 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18663 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18665 * intl.c (locale_encoding, locale_utf8): New.
18666 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18667 * intl.h (locale_encoding, locale_utf8): Declare.
18668 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18669 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18671 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18673 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18674 (pp_base_tree_identifier): Declare as function.
18675 (identifier_to_locale): Declare.
18676 * Makefile.in (pretty-print.o): Update dependencies.
18677 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18679 2009-05-04 Richard Guenther <rguenther@suse.de>
18681 PR middle-end/40015
18682 * builtins.c (fold_builtin_memory_op): Do not decay to element
18683 type if the size matches the whole array.
18685 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18687 * expmed.c (synth_mult): When trying out a shift, pass the result
18690 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18692 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18693 (shiftsub1_cost): New.
18694 (init_expmed): Compute shiftsub1_cost.
18695 (synth_mult): Optimize multiplications by constants of the form
18696 -(2^^m-1) for some constant positive integer m.
18698 2009-05-03 Richard Guenther <rguenther@suse.de>
18701 * c-typeck.c (array_to_pointer_conversion): Do not built
18702 ADDR_EXPRs of arrays of pointer-to-element type.
18703 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18704 up wrong ADDR_EXPRs after-the-fact.
18705 * c-common.c (strict_aliasing_warning): Strip pointer
18706 conversions for obtaining the original type.
18707 * builtins.c (fold_builtin_memset): Handle array types.
18708 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18711 2009-05-03 Richard Guenther <rguenther@suse.de>
18713 PR middle-end/23329
18714 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18715 Do not lose casts from array types with unknown extent to array
18716 types with known extent.
18717 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18718 alias set compatibility.
18720 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18722 * flags.h (extra_warnings): Delete.
18723 * toplev.c (process_options): Handle Wuninitialized here.
18724 * opts.c (extra_warnings): Delete.
18725 (set_Wextra): Delete.
18726 (common_handle_option): -Wextra can be handled automatically.
18727 * c-opts.c (c_common_handle_option): Delete obsolete code.
18728 (c_common_post_options): Simplify comment.
18729 * common.opt (W): Add Var.
18731 (Wuninitialized): Initialize to -1.
18733 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18734 Richard Guenther <rguenther@suse.de>
18736 * expr.c (get_def_for_expr): New function.
18737 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18738 SSA rather than trees.
18739 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18740 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18742 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18744 * c-common.c (reswords): Add _Imaginary.
18745 * c-common.c (enum rid): Add RID_IMAGINARY.
18747 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18749 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18750 Patch by Richard Guenther.
18752 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18754 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18755 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18756 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18757 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18758 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18759 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18760 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18761 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18762 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18763 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18764 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18765 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18766 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18767 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18768 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18769 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18770 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18771 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18773 2009-05-02 Richard Guenther <rguenther@suse.de>
18775 PR tree-optimization/39940
18776 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18779 2009-05-02 Richard Guenther <rguenther@suse.de>
18781 PR middle-end/40001
18782 * tree-ssa.c (execute_update_addresses_taken): Properly check
18783 if we can mark a variable DECL_GIMPLE_REG_P.
18784 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18785 back to the end of the function.
18786 (is_gimple_reg_type): Remove complex type special casing.
18787 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18790 2009-05-02 Ben Elliston <bje@au.ibm.com>
18792 * doc/collect2.texi (Collect2): Document search path behaviour
18793 when configured with --with-ld.
18795 2009-05-02 Jan Hubicka <jh@suse.cz>
18797 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18798 parameter; update callers.
18799 (coalesce_cost_edge): EH edges are costier because they needs
18800 splitting even if not critical and even more costier when there are
18801 multiple EH predecestors.
18803 2009-05-02 Jan Hubicka <jh@suse.cz>
18805 * except.c (remove_eh_handler_and_replace): Handle updating after
18806 removing TRY blocks.
18808 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18810 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18812 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18814 * varasm.c: Do not include c-pragma.h.
18815 * attribs.c: Do not incude c-common.h.
18817 2009-05-01 Michael Matz <matz@suse.de>
18819 * calls.c (initialize_argument_information): Handle SSA names like
18820 decls with a non MEM_P DECL_RTL.
18822 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18824 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18825 * ipa-utils.c: Likewise.
18826 * ipa-type-escape.c: Likewise.
18827 * cgraphunit.c Do not include c-common.h.
18828 * ipa-pure-const.c: Likewise.
18829 * tree-if-conv.c: Likewise.
18830 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18831 * ipa-struct-reorg.c: Likewise.
18832 * tree-nomudflap.c: Likewise.
18833 * tree-ssa-structalias.c: Likewise.
18835 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18837 * store-motion.c: Many cleanups to make this pass a first-class
18838 citizen instead of an appendix to gcse load motion. Add TODO list
18839 to make this pass faster/cleaner/better.
18841 (struct ls_expr): Post gcse.c-split cleanups.
18842 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18843 "stores" field to "avail_stores".
18844 (pre_ldst_mems): Rename to store_motion_mems.
18845 (pre_ldst_table): Rename to store_motion_mems_table.
18846 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18847 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18848 (ldst_entry): Rename to st_expr_entry, update users.
18849 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18850 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18851 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18853 (first_ls_expr): Rename to first_st_expr, update users.
18854 (next_ls_expr): Rename to next_st_expr, update users.
18855 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18856 fields properly for store motion instead of names inherited from load
18858 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18859 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18862 (ae_kill): Rename to st_kill, update users.
18863 (ae_gen): Rename to st_avloc, update users.
18864 (transp): Rename to st_transp, update users.
18865 (pre_insert_map): Rename to st_insert_map, update users.
18866 (pre_delete_map): Rename to st_delete_map, update users.
18867 (insert_store, build_store_vectors, free_store_memory,
18868 one_store_motion_pass): Update for abovementioned changes.
18870 (gcse_subst_count, gcse_create_count): Remove.
18871 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18872 and "n_stores_created", local variables.
18874 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18877 (regvec, compute_store_table_current_insn): Remove.
18878 (reg_set_info, reg_clear_last_set): Remove.
18879 (compute_store_table): Use DF caches instead of local dataflow
18882 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18884 * c-objc-common.c (c_tree_printer): Print identifiers with
18885 pp_identifier, not pp_string. Mark "({anonymous})" for
18887 * c-pretty-print.c (pp_c_ws_string): New.
18888 (pp_c_cv_qualifier, pp_c_type_specifier,
18889 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18890 pp_c_storage_class_specifier, pp_c_function_specifier,
18891 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18892 pp_c_primary_expression, pp_c_postfix_expression,
18893 pp_c_unary_expression, pp_c_shift_expression,
18894 pp_c_relational_expression, pp_c_equality_expression,
18895 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18896 use pp_string and pp_c_ws_string in place of pp_identifier and
18897 pp_c_identifier for non-identifiers. Mark English strings for
18899 * c-pretty-print.h (pp_c_ws_string): Declare.
18901 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18902 Roland McGrath <roland@redhat.com>
18904 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18905 (ENABLE_LD_BUILDID): New configuration option.
18906 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18907 (LINK_BUILDID_SPEC): New macro.
18908 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18910 * doc/install.texi: Document --enable-linker-build-id option.
18911 * configure: Rebuild.
18912 * config.in: Rebuild.
18914 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18916 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18917 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18918 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18919 MIPS_GP_SAVE_AREA_SIZE.
18920 * config/mips/mips.c (struct mips_frame_info): Update comment
18921 before arg_pointer_offset and hard_frame_pointer_offset.
18922 (mips_compute_frame_info): Update diagram before function: to
18923 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18924 indicate the position of frame_pointer_rtx with -fstack-protector and
18925 to show args_size. Don't allocate cprestore area for leaf functions
18926 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18928 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18930 2009-04-30 Michael Matz <matz@suse.de>
18932 PR tree-optimization/39955
18933 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18935 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18937 * ira.c (setup_cover_and_important_classes): Use safe macro
18938 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18940 * genpreds.c (write_tm_preds_h): Output suitable definition of
18941 REG_CLASS_FOR_CONSTRAINT.
18943 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18945 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18947 * bitmap.c (bitmap_descriptor): Likewise.
18948 * ggc-common.c (loc_descriptor): Likewise.
18949 * varray.c (varray_descriptor): Likewise.
18950 * vec.c (vec_descriptor): Likewise.
18952 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18954 * Makefile.in (dce.o): Add $(EXCEPT_H).
18955 * dce.c: Include except.h and delete redundant vector definitions.
18956 (deletable_insn_p): Return false for non-call insns that can throw
18959 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18961 * gcse.c (ae_gen): Remove.
18962 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18963 and make non-static function to make it available in store-motion.c.
18964 Update call sites with search-and-replace.
18965 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18966 extract_mentioned_regs, extract_mentioned_regs_helper,
18967 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18968 store_killed_in_insn, store_killed_after, store_killed_before,
18969 build_store_vectors, insert_insn_start_basic_block, insert-store,
18970 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18971 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18972 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18973 * store-motion.c: ...new file. Also copy data structures from gcse.c
18974 and clean up to remove parts not used by store motion.
18975 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18976 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18978 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18981 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18982 when optimizing for size.
18984 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18986 * gcse.c (gcse_constant_p): Fix typo in last change.
18988 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18990 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18992 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18994 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18996 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18998 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18999 CONST_HIGH_PART result.
19001 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19003 * config/avr/avr.c (initial_elimination_offset): Rename to
19004 avr_initial_elimination_offset.
19005 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19006 change return type to bool.
19007 (avr_can_eliminate): New function.
19008 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19009 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19010 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19011 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19012 avr_initial_elimination_offset.
19013 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19014 (avr_initial_elimination_offset): Define.
19016 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19017 Steven Bosscher <steven@gcc.gnu.org>
19019 PR rtl-optimization/39938
19020 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19021 * cfgrtl.c: Include insn-attr.h.
19022 (rest_of_pass_free_cfg): New function.
19023 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19024 * resource.c (init_resource_info): Remove call to df_analyze.
19026 2009-04-29 Richard Guenther <rguenther@suse.de>
19029 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19030 allow conversion to signed integers.
19032 2009-04-29 Richard Guenther <rguenther@suse.de>
19034 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19035 shifts of floating point vectors if the shift amount is
19036 a constant multiple of the element size.
19038 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19039 Michael Matz <matz@suse.de>
19041 PR middle-end/39927
19043 * tree-outof-ssa.c (emit_partition_copy): New function.
19044 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19045 insert_part_to_rtx_on_edge): Perform the partition base var
19046 copy using emit_partition_copy.
19047 (insert_value_copy_on_edge): Convert constants to the right mode.
19048 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19049 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19051 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19053 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19054 scan backwards to try to find a constant to initialize it.
19056 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19057 insn before the loop_end instruction, don't look past labels.
19059 2009-04-29 Richard Guenther <rguenther@suse.de>
19061 PR middle-end/39937
19062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19063 loose type conversions.
19064 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19065 stmts only if there are no uses of its definition.
19067 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19069 * config/bfin/bfin.h (splitting_loops): Declare.
19070 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19071 Reorder bit definitions to be ascending.
19072 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19073 * config/bfin/bfin.c (splitting_loops): New variable.
19074 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19075 (struct loop_info): Remove members INIT and LOOP_INIT.
19076 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19077 the LSETUP sequence. Allow LC to be loaded from any register, but
19078 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19079 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19081 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19082 of reload_completed.
19085 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19087 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19089 * Makefile.in (PLUGIN_VERSION_H): New.
19090 (OBJS-common): Remove plugin-version.o.
19091 (plugin.o): Depend on (PLUGIN_VERSION_H).
19092 (plugin-version.o): Remove.
19093 * configure: Regenerate
19094 * configure.ac: Create plugin-version.h.
19095 * gcc-plugin.h (plugin_gcc_version): Remove.
19096 (plugin_default_version_check): Change signature.
19097 * plugin-version.c: Remove.
19098 * plugin.c: Include plugin-version.h.
19099 (str_plugin_gcc_version_name): Remove.
19100 (try_init_one_plugin): Pass gcc version to plugin_init.
19101 (plugin_default_version_check): Both gcc and plugin versions are now
19104 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19106 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19107 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19108 Remove special case testing for last insn of inner loops. Don't fail
19109 if the loop ends with a jump, emit an extra nop instead.
19111 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19112 DREGS rather than comparing directly. Remove code that tries to
19113 account for latencies.
19115 2009-04-29 Richard Guenther <rguenther@suse.de>
19117 PR tree-optimization/39941
19118 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19119 eliminating an indirect call.
19121 2009-04-29 Richard Guenther <rguenther@suse.de>
19123 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19124 parameter. Allow invariants as base if !require_lvalue.
19125 (verify_gimple_assign_single): Adjust.
19127 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19129 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19130 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19131 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19132 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19133 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19135 * config/bfin/bfin.c (bfin_expand_builtin,
19136 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19138 2009-04-28 Richard Guenther <rguenther@suse.de>
19140 * tree-vect-loop.c (get_initial_def_for_induction): Use
19141 correct types for pointer increment.
19143 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19145 * toplev.c (print_version): Update GMP version string calculation.
19147 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19149 PR rtl-optimization/39938
19150 * resource.c (init_resource_info): Add call to df_analyze.
19152 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19154 * config/alpha/alpha.md (usegp): Cast the result of
19155 alpha_find_lo_sum_using_gp to enum attr_usegp.
19156 * config/alpha/alpha.c (override_options): Remove end-of-structure
19157 marker element from cpu_table. Use array size of cpu_table to handle
19158 -mcpu and -mtune options.
19159 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19161 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19163 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19164 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19165 tune_32 and tune_64.
19166 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19167 support on PowerPC.
19168 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19169 * config/rs6000/option-defaults.h: ... here. New file.
19170 (OPT_64, OPT_32): Define.
19171 (MASK_64BIT): Define to 0 if not already defined.
19172 (OPT_ARCH64, OPT_ARCH32): Define.
19173 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19176 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19178 * config/arm/arm.c (arm_override_options): Emit error on using
19181 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19183 PR rtl-optimization/39914
19184 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19185 registers for allocnos created from user-defined variables only
19186 when not optimizing.
19188 2009-04-28 Richard Guenther <rguenther@suse.de>
19190 PR middle-end/39937
19191 * fold-const.c (fold_binary): Use distribute_real_division only
19194 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19196 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19197 add hpux-stdint.h to tm_file.
19198 (hppa[12]*-*-hpux11*): Ditto.
19199 (ia64*-*-hpux*): Ditto.
19200 * config/hpux-stdint.h: New.
19201 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19202 __STDC_EXT__ for all compiles.
19203 * config/pa/pa-hpux.h: Ditto.
19204 * config/pa/pa-hpux10.h: Ditto.
19205 * config/pa/pa-hpux11.h: Ditto.
19207 2009-04-28 Catherine Moore <clm@codesourcery.com>
19209 * debug.h (set_name): Add comment.
19211 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19214 * config/darwin.c (machopic_gen_offset): Check
19215 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19216 * config/arm/arm.c (require_pic_register): Likewise.
19218 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19220 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19221 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19222 m32c_promote_prototypes): Delete.
19224 2009-04-28 Michael Matz <matz@suse.de>
19226 PR middle-end/39922
19227 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19230 2009-04-28 Richard Guenther <rguenther@suse.de>
19232 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19234 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19236 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19237 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19238 * config/arm/arm-tune.md: Regenerate.
19240 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19242 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19243 block if there are complex incoming edges.
19244 (sel_merge_blocks): Remove useless assert.
19245 (sel_redirect_edge_and_branch): Check that edge was redirected.
19246 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19247 (sel_find_rgns): Delete declaration.
19248 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19249 the region when it is not a preheader.
19251 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19254 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19256 2009-04-28 Richard Guenther <rguenther@suse.de>
19258 * tree.h (SSA_NAME_VALUE): Remove.
19259 (struct tree_ssa_name): Remove value_handle member.
19260 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19261 array for jump threading.
19262 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19264 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19265 * tree-flow.h (threadedge_initialize_values): Declare.
19266 (threadedge_finalize_values): Likewise.
19267 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19268 (SSA_NAME_VALUE): Define.
19269 (threadedge_initialize_values): New function.
19270 (threadedge_finalize_values): Likewise.
19271 * tree-ssa-dom.c (ssa_name_values): New global variable.
19272 (SSA_NAME_VALUE): Define.
19273 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19275 2009-04-28 Ira Rosen <irar@il.ibm.com>
19277 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19278 Use REPORT_VECTORIZED_LOCATIONS instead
19279 REPORT_VECTORIZED_LOOPS.
19280 * tree-vectorizer.c (vect_verbosity_level): Make static.
19281 (vect_loop_location): Rename to vect_location.
19282 (vect_set_verbosity_level): Update comment.
19283 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19285 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19286 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19287 instead REPORT_UNVECTORIZED_LOOPS.
19288 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19289 and vect_loop_def to vect_external_def and vect_internal_def.
19290 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19291 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19292 REPORT_UNVECTORIZED_LOCATIONS.
19293 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19294 and vect_used_in_loop and to vect_unused_in_scope and
19295 vect_used_in_scope.
19296 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19297 (vect_verbosity_level): Remove declaration.
19298 (vect_analyze_operations): Likewise.
19299 (vect_analyze_stmt): Declare.
19300 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19301 REPORT_UNVECTORIZED_LOCATIONS.
19302 (vect_get_loop_niters): Fix indentation.
19303 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19304 (vect_analyze_loop_operations): New function.
19305 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19306 vect_analyze_operations.
19307 (vect_is_simple_reduction): Use new names.
19308 (vectorizable_live_operation, vect_transform_loop): Likewise.
19309 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19310 to specify whether the data references can be a part of interleaving
19312 (vect_analyze_data_ref_dependence): Use new names.
19313 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19314 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19315 * tree-vect-patterns.c (widened_name_p): Use new names.
19316 (vect_recog_dot_prod_pattern): Likewise.
19317 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19318 (process_use, vect_mark_stmts_to_be_vectorized,
19319 vect_model_simple_cost, vect_model_store_cost,
19320 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19321 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19322 vectorizable_operation, vectorizable_type_demotion,
19323 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19324 vectorizable_condition): Likewise.
19325 (vect_analyze_operations): Split into vect_analyze_loop_operations
19327 (vect_analyze_stmt): ... new function.
19328 (new_stmt_vec_info): Use new names.
19329 (vect_is_simple_use): Use new names and fix comment.
19330 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19331 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19333 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19336 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19337 and integer modes for x87 operands. Do not ICE for unsupported size,
19338 generate error instead. Generate error for unsupported operand types.
19339 ['z']: Do not handle HImode memory operands specially. Warning
19340 for floating-point operands. Fallthru to 'Z' for unsupported operand
19341 types. Do not ICE for unsupported size, generate error instead.
19342 (output_387_binary_op): Use %Z to output operands.
19343 (output_fp_compare): Ditto.
19344 (output_387_reg_move): Ditto.
19346 2009-04-28 Ben Elliston <bje@au.ibm.com>
19351 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19353 * builtins.c (c_strlen): Do not warn here.
19354 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19355 * c-common.c (pointer_int_sum): Take an explicit location.
19356 Warn about offsets out of bounds.
19357 * c-common.h (pointer_int_sum): Adjust declaration.
19359 2009-04-27 Ian Lance Taylor <iant@google.com>
19361 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19363 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19364 * df-core.c (df_set_flags): Change return type to int. Change
19365 type of old_flags to int.
19366 (df_clear_flags): Likewise.
19367 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19368 (df_get_conditional_uses): Likewise.
19369 * df.h (df_set_flags, df_clear_flags): Update declarations.
19370 * dwarf2out.c (struct indirect_string_node): Change type of form
19371 field to enum dwarf_form.
19372 (AT_string_form): Change return type to enum dwarf_form.
19373 * fixed-value.c (fixed_compare): Add cast to enum type.
19374 * fwprop.c (update_df): Change 0 to VOIDmode.
19375 * gensupport.c: Change 0 to UNKNOWN.
19376 * gimple.h (gimple_cond_code): Add cast to enum type.
19377 * haifa-sched.c (reemit_notes): Add cast to enum type.
19378 * hooks.c (hook_int_void_no_regs): Remove function.
19379 * hooks.h (hook_int_void_no_regs): Remove declaration.
19380 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19381 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19382 * real.c (real_arithmetic): Add cast to enum type.
19383 (real_compare): Likewise.
19384 * target.h (struct gcc_target): Change return type of
19385 branch_target_register_class to enum reg_class.
19386 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19387 default_branch_target_register_class.
19388 * targhooks.c (default_branch_target_register_class): New function.
19389 * targhooks.h (default_branch_target_register_class): Declare.
19390 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19391 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19393 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19395 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19396 vect_uninitialized_def. Change 0 to ERROR_MARK.
19397 * tree-vect-stmts.c (supportable_widening_operation): Don't
19398 initialize icode1 and icode2.
19399 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19400 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19402 (cmn_err_flag_specs): Change 0 to STD_C89.
19403 (cmn_err_char_table): Likewise.
19404 * config/arm/arm.c (get_arm_condition_code): Change type of code
19405 to enum arm_cond_code.
19406 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19407 (IWMMXT_BUILTIN2): Likewise.
19408 (neon_builtin_type_bits): Don't define typedef.
19409 (neon_builtin_datum): Change type of bits field to int.
19410 (arm_expand_neon_args): Add cast to enum type.
19411 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19413 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19414 casts to enum type.
19415 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19417 * config/mips/mips.md (jal_macro): Return enum constant.
19418 (single_insn): Likewise.
19419 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19421 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19422 casts to enum type.
19423 * config/s390/s390.c (s390_tune_flags): Change type to int.
19424 (s390_arch_flags): Likewise.
19425 (s390_handle_arch_option): Change flags field of struct pta to int.
19426 * config/s390/s390.h (s390_tune_flags): Update declaration.
19427 (s390_arch_flags): Likewise.
19428 * config/sh/sh.c (prepare_move_operands): Compare
19429 tls_symbolic_operand result with enum constant.
19430 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19431 (sh_expand_prologue): Add cast to enum type.
19432 (sh_expand_epilogue): Likewise.
19433 (tls_symbolic_operand): Change return type to enum tls_model.
19434 (fpscr_set_from_mem): Add cast to enum type.
19435 (legitimize_pic_address): Compare tls_symbolic_operand result with
19437 (sh_target_reg_class): Change return type to enum reg_class.
19438 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19440 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19441 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19442 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19443 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19444 (delayed_branch, tls_call_delay): Likewise.
19445 (eligible_for_sibcall_delay): Likewise.
19446 (eligible_for_return_delay): Likewise.
19447 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19448 (spu_expand_builtin_1): Likewise.
19450 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19451 for all types of conversions.
19452 (output_init_element): Issue -Wc++-compat warning if needed when
19453 initializing a bitfield with enum type.
19454 * c-parser.c (c_parser_expression): Set original_type to
19455 original_type of right hand operand of comma operator.
19457 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19459 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19461 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19462 * doc/cpp.texi (Standard Predefined Macros)
19463 (Implementation-defined behavior): Likewise.
19464 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19465 * doc/gimple.texi (GIMPLE Exception Handling)
19466 (@code{GIMPLE_ASSIGN}): Likewise.
19467 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19468 * doc/invoke.texi (Warning Options, Optimize Options)
19469 (AVR Options, Darwin Options): Likewise.
19470 (Optimize Options): Reformulate -fwhole-program description.
19471 * doc/loop.texi (Lambda): Likewise.
19472 * doc/md.texi (Output Template, Define Constraints)
19473 (Standard Names, Insn Splitting): Likewise.
19474 * doc/options.texi (Option properties): Likewise.
19475 * doc/passes.texi (Tree-SSA passes): Likewise.
19476 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19477 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19478 (File Names and DBX): Likewise.
19479 * doc/trouble.texi (Incompatibilities): Likewise.
19481 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19483 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19484 instruction is correct.
19486 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19488 Allow non-constant arguments to conversion intrinsics.
19489 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19490 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19491 * spu.c (print_operand): Handle 'v' and 'w'.
19492 (exp2_immediate_p, spu_gen_exp2): Define.
19493 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19494 spu_convtf_1): Update parameter descriptions.
19495 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19496 * constraints.md ('v', 'w'): New.
19497 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19499 (i2f, I2F): New define_mode_attr.
19500 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19501 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19502 fixuns_truncv4sfv4si2): Update to use mode attribute.
19503 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19504 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19505 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19506 patterns for combine.
19508 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19510 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19511 (cprop, hoist, pre, store_motion): New debug counters.
19512 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19513 is not an RTL pass anymore.
19514 (pass_profiling): Remove extern decl for pass removed in 2005.
19515 (pass_gcse, pass_jump_bypass): Remove.
19516 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19517 to 0 for clean state.
19518 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19519 * cse.c (gate_handle_cse_after_global_opts,
19520 rest_of_handle_cse_after_global_opts): New functions.
19521 (pass_cse_after_global_opts): New pass, does local CSE.
19522 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19523 (TV_CPROP): New timevar.
19524 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19525 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19526 (gcse_main, recompute_all_luids): Remove.
19527 (compute_hash_table_work): Call max_reg_num instead of reading
19529 (cprop_jump): Don't set run_jump_opt_after_gcse.
19530 (constprop_register): Always allow to alter jumps.
19531 (cprop_insn): Likewise.
19532 (do_local_cprop): Likewise.
19533 (local_cprop_pass): Likewise. Return non-zero if something changed.
19534 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19535 (find_implicit_sets): Add note about missed optimization opportunity.
19536 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19537 pass_rtl_cprop execute function.
19538 Don't bother tracking the pass number, each pass gets its own dumpfile
19540 Always allow to alter jumpsand bypass jumps.
19541 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19542 will just find no suitable set.
19543 (pre_edge_insert): Fix dumping, this function is for PRE only.
19544 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19545 pass_rtl_pre execute function.
19546 (hoist_code): Return non-zero if something changed. Keep track of
19547 substitutions and insertions for statistics gathering similar to PRE.
19548 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19549 called from the pass_rtl_hoist execute function. Show pass statistics.
19550 (compute_store_table): Use max_reg_num directly instead of using the
19551 formerly global max_gcse_regno.
19552 (build_store_vectors): Likewise.
19553 (replace_store_insn): Fix dumping.
19554 (store_motion): Rename to ...
19555 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19556 pass, called from the pass_rtl_store_motion execute function. Keep
19557 track of substitutions and insertions for statistics gathering similar
19559 (bypass_jumps): Remove, fold interesting bits into ...
19560 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19561 from the pass_rtl_cprop execute function.
19562 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19563 pass_jump_bypass): Remove.
19564 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19565 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19566 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19567 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19568 (gate_rtl_store_motion, execute_rtl_store_motion,
19569 pass_rtl_store_motion): New.
19570 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19571 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19572 * passes.c (init_optimization_passes): Remove pass_gcse and
19573 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19574 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19575 instead of pass_jump_bypass.
19577 2009-04-27 Richard Guenther <rguenther@suse.de>
19579 PR middle-end/39928
19580 * gimplify.c (gimplify_expr): If we are required to create
19581 a temporary make sure it ends up as register.
19583 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19586 * config/i386/i386.c (construct_container): Don't call
19587 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19588 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19590 2009-04-27 Michael Matz <matz@suse.de>
19592 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19593 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19594 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19595 (dump_replaceable_exprs): Take a bitmap.
19596 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19598 (expand_gimple_basic_block): Likewise.
19599 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19600 replaceable_expressions member a bitmap.
19601 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19602 (mark_replaceable): Likewise.
19603 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19604 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19606 2009-04-27 Richard Guenther <rguenther@suse.de>
19608 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19609 (verify_stmts): Dispatch to gimple/type verification code.
19610 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19611 issue with call argument types.
19613 2009-04-27 Michael Matz <matz@suse.de>
19615 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19616 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19619 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19620 Eric Botcazou <ebotcazou@adacore.com>
19622 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19623 a label's basic block.
19624 (mark_target_live_regs): Tidy and rework obsolete comments.
19625 Change back DF problem to LIVE. If a label starts a basic block,
19626 assume that all registers that used to be live then still are.
19627 (init_resource_info): If a label starts a basic block, set its
19628 BLOCK_FOR_INSN accordingly.
19629 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19631 2009-04-27 Richard Guenther <rguenther@suse.de>
19633 * tree-flow-inline.h (function_ann): Remove.
19634 (get_function_ann): Likewise.
19635 * tree-dfa.c (create_function_ann): Remove.
19636 * tree-flow.h (struct static_var_ann_d): Remove.
19637 (struct function_ann_d): Likewise.
19638 (union tree_ann_d): Remove fdecl member.
19639 (function_ann_t): Remove.
19640 (function_ann, get_function_ann, create_function_ann): Remove
19643 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19645 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19647 2009-04-27 Jan Hubicka <jh@suse.cz>
19649 * ipa-pure-const.c (struct funct_state_d): New fields
19650 state_previously_known, looping_previously_known; remove
19651 state_set_in_source.
19652 (analyze_function): Use new fields.
19653 (propagate): Avoid assumption that state_set_in_source imply
19656 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19657 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19658 * cfgloop.h (finite_loop_p): Declare.
19660 2009-04-26 Michael Matz <matz@suse.de>
19662 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19664 2009-04-26 Michael Matz <matz@suse.de>
19666 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19667 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19668 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19669 pass_mark_used_blocks): Remove.
19670 * tree-optimize.c (pass_free_datastructures,
19671 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19672 * passes.c (init_optimization_passes): Don't call
19673 pass_mark_used_blocks, remove dead code.
19675 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19677 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19678 * tree-ssa-live.h (register_ssa_partition): Likewise.
19680 2009-04-26 Michael Matz <matz@suse.de>
19683 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19684 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19685 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19687 (compare_pairs): Swap cost comparison.
19688 (coalesce_ssa_name): Don't use change_partition_var.
19689 * tree-nrv.c (struct nrv_data): Add modified member.
19690 (finalize_nrv_r): Set it.
19691 (tree_nrv): Use it to update statements.
19692 (pass_nrv): Require PROP_ssa.
19693 * tree-mudflap.c (mf_decl_cache_locals,
19694 mf_build_check_statement_for): Use make_rename_temp.
19695 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19696 * alias.c (find_base_decl): Handle SSA names.
19697 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19698 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19699 * rtl.h (set_reg_attrs_for_parm): Declare.
19700 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19701 to "optimized", remove unused locals at finish.
19702 (execute_free_datastructures): Make global, call
19703 delete_tree_cfg_annotations.
19704 (execute_free_cfg_annotations): Don't call
19705 delete_tree_cfg_annotations.
19707 * ssaexpand.h: New file.
19708 * expr.c (toplevel): Include ssaexpand.h.
19709 (expand_assignment): Handle SSA names the same as register variables.
19710 (expand_expr_real_1): Expand SSA names.
19711 * cfgexpand.c (toplevel): Include ssaexpand.h.
19712 (SA): New global variable.
19713 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19714 (SSAVAR): New macro.
19715 (set_rtl): New helper function.
19716 (add_stack_var): Deal with SSA names, use set_rtl.
19717 (expand_one_stack_var_at): Likewise.
19718 (expand_one_stack_var): Deal with SSA names.
19719 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19720 before unique numbers.
19721 (expand_stack_vars): Use set_rtl.
19722 (expand_one_var): Accept SSA names, add asserts for them, feed them
19723 to above subroutines.
19724 (expand_used_vars): Expand all partitions (without default defs),
19725 then only the local decls (ignoring those expanded already).
19726 (expand_gimple_cond): Remove edges when jumpif() expands an
19727 unconditional jump.
19728 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19729 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19731 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19732 members of SA; deal with PARM_DECL partitions here; expand
19733 all PHI nodes, free tree datastructures and SA. Commit instructions
19734 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19735 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19736 info and statements at start, collect garbage at finish.
19737 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19738 (VAR_ANN_PARTITION) Remove.
19739 (change_partition_var): Don't declare.
19740 (partition_to_var): Always return SSA names.
19741 (var_to_partition): Only accept SSA names.
19742 (register_ssa_partition): Only check argument.
19743 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19745 (delete_var_map): Don't free it.
19746 (var_union): Only accept SSA names, simplify.
19747 (partition_view_init): Mark only useful SSA names as used.
19748 (partition_view_fini): Only deal with SSA names.
19749 (change_partition_var): Remove.
19750 (dump_var_map): Use ssa_name instead of partition_to_var member.
19751 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19753 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19754 (struct _elim_graph): New member const_dests; nodes member vector of
19756 (set_location_for_edge): New static helper.
19757 (create_temp): Remove.
19758 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19759 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19760 (new_elim_graph): Allocate const_dests member.
19761 (clean_elim_graph): Truncate const_dests member.
19762 (delete_elim_graph): Free const_dests member.
19763 (elim_graph_size): Adapt to new type of nodes member.
19764 (elim_graph_add_node): Likewise.
19765 (eliminate_name): Likewise.
19766 (eliminate_build): Don't take basic block argument, deal only with
19767 partition numbers, not variables.
19768 (get_temp_reg): New static helper.
19769 (elim_create): Use it, deal with RTL temporaries instead of trees.
19770 (eliminate_phi): Adjust all calls to new signature.
19771 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19772 (rewrite_trees): Only do checking.
19773 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19774 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19775 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19776 contains_tree_r, MAX_STMTS_IN_LATCH,
19777 process_single_block_loop_latch, analyze_edges_for_bb,
19778 perform_edge_inserts): Remove.
19779 (expand_phi_nodes): New global function.
19780 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19781 functions, initialize new parameter, remember partitions having a
19783 (finish_out_of_ssa): New global function.
19784 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19785 don't reset in_ssa_p here, don't disable TER when mudflap.
19786 (pass_del_ssa): Remove.
19787 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19789 (execute_free_datastructures): Declare.
19790 * Makefile.in (SSAEXPAND_H): New variable.
19791 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19792 * basic-block.h (commit_one_edge_insertion): Declare.
19793 * passes.c (init_optimization_passes): Move pass_nrv and
19794 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19795 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19796 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19797 (redirect_branch_edge): Deal with super block when expanding, split
19798 out jump patching itself into ...
19799 (patch_jump_insn): ... here, new static helper.
19801 2009-04-26 Michael Matz <matz@suse.de>
19803 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19804 beyond num_ssa_names.
19805 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19806 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19808 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19810 PR inline-asm/39543
19811 * fwprop.c (forward_propagate_asm): New function.
19812 (forward_propagate_and_simplify): Propagate also into __asm, if it
19813 doesn't increase the number of referenced registers.
19816 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19818 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19820 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19821 note_nonlocal_vla_type for nonlocal VLAs.
19822 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19823 contains_remapped_vars, remap_vla_decls): New functions.
19824 (convert_nonlocal_reference_stmt): If not optimizing, call
19825 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19826 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19827 if it wasn't found in var_map.
19828 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19829 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19830 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19832 * gimplify.c (nonlocal_vlas): New variable.
19833 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19835 (gimplify_body): Create and destroy nonlocal_vlas.
19837 * dwarf2out.c (loc_descr_plus_const): New function.
19838 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19839 mem_loc_descriptor, loc_descriptor_from_tree_1,
19840 descr_info_loc, gen_variable_die): Use it.
19842 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19843 !TREE_STATIC VAR_DECLs.
19844 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19845 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19846 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19847 DECL_BY_REFERENCE is valid.
19848 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19849 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19850 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19851 Copy DECL_BY_REFERENCE.
19852 (struct nesting_copy_body_data): New type.
19853 (nesting_copy_decl): New function.
19854 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19855 if they have variable length.
19857 2009-04-26 Michael Matz <matz@suse.de>
19859 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19860 mark new temporaries for renaming.
19862 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19865 * c-decl.c (global_bindings_p): Return negative value.
19866 (c_variable_size): New. Based on variable_size from
19868 (grokdeclarator): Call c_variable_size not variable_size.
19870 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19872 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19874 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19876 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19877 Redefine it to just use mingw/include.
19878 (ASM_SPEC): Rules for -m32 and -m64.
19879 (LINK_SPEC): Use Likewise.
19880 (SPEC_32): New define.
19881 (SPEC_64): Likewise.
19882 (SUB_LINK_SPEC): Likewise.
19883 (MULTILIB_DEFAULTS): New define.
19884 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19885 Add multilib options.
19886 (MULTILIB_DIRNAMES): Likewise.
19887 (MULTILIB_OSDIRNAMES): Likewise.
19888 (LIBGCC): Likewise.
19889 (INSTALL_LIBGCC): Likewise.
19891 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19894 * c-tree.h (enum c_inline_static_type): New.
19895 (record_inline_static): Declare.
19896 * c-decl.c (struct c_inline_static, c_inline_statics,
19897 record_inline_static, check_inline_statics): New.
19898 (pop_file_scope): Call check_inline_statics.
19899 (start_decl): Call record_inline_static instead of pedwarning
19900 directly for static in inline function.
19901 * c-typeck.c (build_external_ref): Call record_inline_static
19902 instead of pedwarning directly for static referenced in inline
19905 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19907 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19908 not new but only being rescanned.
19909 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19910 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19911 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19912 record_set_info, compute_set, grealloc): Remove.
19913 (recompute_all_luids): New function.
19914 (gcse_main): Don't compute sets, and don't do related memory
19915 allocations/free-ing. If something changed before the end of the
19916 pass, update LUIDs using recompute_all_luids.
19917 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19918 (free_gcse_mem): Don't free it either.
19919 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19920 Use the df insn LUIDs.
19921 (load_killed_in_block): Likewise.
19922 (compute_hash_table_work): Don't compute reg_set_in_block.
19923 (compute_transp): Use DF_REG_DEF_CHAINs.
19924 (local_cprop_pass): Don't use compute_sets and related functions.
19925 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19926 Use get_max_uid() instead of max_cuid.
19927 (insert_insn_end_basic_block, pre_insert_copy_insn,
19928 update_ld_motion_stores): Don't try to
19929 keep reg_set tables up to date.
19930 (pre_insert_copies): Use df insn LUIDs.
19931 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19932 (reg_set_info): Don't use extra bitmap argument.
19933 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19934 information to compute regs_set_in_block.
19935 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19936 (bypass_jumps): Don't use compute_sets and friends.
19938 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19941 * opts.c (undocumented_msg): Do not leave blank even with
19944 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19946 * c-decl.c (build_enumerator): Allow values folding to integer
19947 constants but not integer constant expressions with a pedwarn if
19950 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19953 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19954 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19955 type is an integer constant.
19957 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19960 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19963 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19966 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19967 with variably modified return type and no storage class
19968 specifiers, except for the case of nested functions. Distinguish
19969 extern declarations of functions with variably modified return
19970 types from those of objects with variably modified types.
19972 2009-04-25 Jan Hubicka <jh@suse.cz>
19974 * tree.c (list_equal_p): New function.
19975 * tree.h (list_equal_p): Declare.
19976 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19977 basic_block_def, basic_block, const_basic_block): New.
19978 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19979 (redirect_eh_edge): New function.
19980 (make_eh_edge_update_phi): EH edges are not abnormal.
19981 * except.c: Include tree-flow.h.
19982 (list_match): New function.
19983 (eh_region_replaceable_by_p): New function.
19984 (replace_region): New function.
19985 (hash_type_list): New function.
19986 (hash_eh_region): New function.
19987 (eh_regions_equal_p): New function.
19988 (merge_peers): New function.
19989 (remove_unreachable_regions): Verify EH tree when checking;
19991 (copy_eh_region_1): New function.
19992 (copy_eh_region): New function.
19993 (push_reachable_handler): New function.
19994 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19995 regions without label but with live RESX.
19996 * except.h (redirect_eh_edge_to_label): New.
19997 * tree-flow.h (redirect_eh_edge): New.
19998 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19999 basic_block_def, basic_block, const_basic_block): Remove.
20000 * Makefile.in (except.o): Add dependency on tree-flow.h
20001 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20002 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20005 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20008 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20009 on the destination of memcpy.
20011 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20013 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20014 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20015 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20017 2009-04-25 Jan Hubicka <jh@suse.cz>
20019 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20020 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20021 to be reached by different label than left.
20022 (update_eh_edges): Update comment; remove edge_to_remove if possible
20023 and return true if suceeded.
20024 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20025 (cleanup_eh): Compute sharing map.
20026 * except.c (remove_eh_handler_and_replace): Add argument if we should
20028 (remove_unreachable_regions): Update for label sharing.
20029 (label_to_region_map): Likewise.
20030 (get_next_region_sharing_label): New function.
20031 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20033 (remove_eh_handler): Update.
20034 (remove_eh_region_and_replace_by_outer_of): New function.
20035 * except.h (struct eh_region): Add next_region_sharing_label.
20036 (remove_eh_region_and_replace_by_outer_of,
20037 get_next_region_sharing_label): Declare.
20038 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20040 2009-04-25 Jan Hubicka <jh@suse.cz>
20042 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20043 insert code even if they are not critical.
20045 2009-04-25 Jan Hubicka <jh@suse.cz>
20047 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20048 (gimple_can_remove_branch_p): EH edges won't remove branch by
20050 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20051 updating of non-abnormal EH edges.
20052 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20053 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20054 (split_critical_edges): Split also edges where emitting code on them
20055 will lead to splitting later.
20057 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20058 H.J. Lu <hongjiu.lu@intel.com>
20061 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20062 the configured assembler supports fildq and fistpq mnemonics.
20063 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20064 * configure: Regenerated.
20065 * config.in: Ditto.
20067 * config/i386/i386.c (print_operand): Handle 'Z'.
20068 ['z']: Remove handling of special fild/fist suffixes.
20069 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20070 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20071 suffix of fild insn.
20072 (*floatsi<mode>2_vector_mixed): Ditto.
20073 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20074 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20075 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20076 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20077 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20079 2009-04-25 Ben Elliston <bje@au.ibm.com>
20081 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20082 the source of a set operation.
20084 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20086 * target.h (struct gcc_target): Add case_values_threshold field.
20087 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20088 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20089 * targhooks.c (default_case_values_threshold): New function.
20090 * targhooks.h (default_case_values_threshold): Declare function.
20091 * stmt.c (expand_case): Use case_values_threshold target hook.
20092 * expr.h (case_values_threshold): Remove declartation.
20093 * expr.c (case_values_threshold): Remove function.
20094 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20096 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20097 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20098 (avr_case_values_threshold): Declare as static.
20099 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20101 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20102 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20103 (mn10300_case_values_threshold): New function.
20105 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20107 * ira.c (setup_cover_and_important_classes): Add enum cast.
20109 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20111 * genpreds.c (write_enum_constraint_num): Output definition of
20112 CONSTRAINT_NUM_DEFINED_P macro.
20113 * ira.c (setup_cover_and_important_classes): Use
20114 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20116 2009-04-24 DJ Delorie <dj@redhat.com>
20118 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20119 __SH2A_SINGLE_ONLY__ also.
20121 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20123 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20124 (movdf_internal): Ditto.
20125 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20126 SFmode and DFmode constants.
20127 (ia64_print_operand): Add 'G' format for printing
20128 floating point constants.
20130 2009-04-24 Richard Guenther <rguenther@suse.de>
20132 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20133 from unsigned additions.
20135 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20137 * c-typeck.c (set_init_index): Allow array designators that are
20138 not integer constant expressions with a pedwarn if pedantic.
20140 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20142 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20143 zero if no overlap in nonzero bits between the operands.
20145 2009-04-24 Ian Lance Taylor <iant@google.com>
20147 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20148 (record_dead_and_set_regs): Likewise.
20149 * df.h (struct df_mw_hardreg): Change flags field to int.
20150 (struct df_base_ref): Likewise.
20151 (struct df): Change changeable_flags field to int.
20152 * df-scan.c (df_defs_record): Change clobber_flags to int.
20153 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20154 constants rather than #define macros.
20155 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20156 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20157 (enum dwarf_calling_convention): Likewise.
20158 (enum dwarf_line_number_x_ops): Likewise.
20159 (enum dwarf_call_frame_info): Likewise.
20160 (enum dwarf_source_language): Likewise.
20161 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20162 (add_calling_convention_attribute): Likewise.
20163 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20164 (combine_comparisons): Change compcode to int. Add cast to enum type.
20165 * genrecog.c (maybe_both_true_2): Change c to int.
20166 (write_switch): Likewise. Add cast to enum type.
20167 * gimplify.c (gimplify_omp_for): Handle return values from
20168 gimplify_expr using MIN rather than bitwise or.
20169 (gimplify_expr): Add cast to enum type.
20170 * ipa-prop.c (update_jump_functions_after_inlining): Change
20171 IPA_BOTTOM to IPA_JF_UNKNOWN.
20172 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20173 Add casts to enum type.
20174 (setup_cover_and_important_classes): Change cl to int. Add casts
20176 (setup_class_translate): Change cl and mode to int.
20177 (ira_init_once): Change mode to int.
20178 (free_register_move_costs): Likewise.
20179 (setup_prohibited_mode_move_regs): Add casts to enum type.
20180 * langhooks.c (add_builtin_function_common): Rework assertion that
20181 value fits bitfield.
20182 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20183 * omega.c (omega_do_elimination): Avoid math on enum types.
20184 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20185 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20186 int local to handle integral_argment value.
20187 * regmove.c (try_auto_increment): Change PUT_MODE to
20189 * reload.c (push_secondary_reload): Add casts to enum type.
20190 (secondary_reload_class, find_valid_class): Likewise.
20191 * reload1.c (emit_input_reload_insns): Likewise.
20192 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20193 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20194 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20196 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20197 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20199 (expand_complex_libcall): Add casts to enum type.
20200 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20201 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20202 with ERROR_MARK, not NUM_TREE_CODES.
20203 (vect_create_epilog_for_reduction): Likewise.
20204 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20205 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20206 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20208 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20209 vect_unused_in_loop. Change 0 to loop_vect.
20210 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20211 * var-tracking.c (get_init_value): Change return type to enum
20213 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20214 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20216 (arm_override_options): Add casts to enum type.
20217 (arm_emit_tls_decoration): Likewise.
20218 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20220 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20221 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20222 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20224 * config/s390/s390.c (code_for_builtin_64): Change to array of
20226 (code_for_builtin_31): Likewise.
20227 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20229 * config/sparc/sparc.c (sparc_override_options): Change value
20230 field in struct code_model to enum cmodel. In initializer change
20231 0 to NULL and add cast to enum type.
20233 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20234 Change all callers. Issue a -Wc++-compat warning using
20235 lhs_origtype if necessary.
20236 (convert_for_assignment): Issue -Wc++-compat warnings about
20237 invalid conversions to enum type on assignment.
20238 * c-common.h (build_modify_expr): Update declaration.
20240 2009-04-24 Nick Clifton <nickc@redhat.com>
20242 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20243 (function_arg_advance): Likewise.
20244 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20247 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20249 * config/s390/constraints.md ('I', 'J'): Fix condition.
20251 2009-04-24 Diego Novillo <dnovillo@google.com>
20253 * gengtype-parse.c (parse_error): Add newline after message.
20255 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20257 * config/i386/sse.md (avxmodesuffixs): Removed.
20258 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20259 (*avx_pinsr<ssevecsize>): This.
20261 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20263 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20264 follow chains of regs with a single definition, and allow expressions
20265 that are function_invariant_p.
20266 (simple_rhs_p): Allow expressions that are function_invariant_p.
20268 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20270 PR middle-end/39867
20271 * fold-const.c (fold_cond_expr_with_comparison): When folding
20272 > and >= to MAX, make sure the MAX uses the same type as the
20273 comparison's operands.
20275 2009-04-24 Nick Clifton <nickc@redhat.com>
20277 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20278 addressing for DImode accesses.
20279 (frv_print_operand_address): Handle PLUS case.
20280 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20282 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20284 PR rtl-optimization/39794
20285 * alias.c (canon_true_dependence): Add x_addr argument.
20286 * rtl.h (canon_true_dependence): Adjust prototype.
20287 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20288 * cselib.c (cselib_invalidate_mem): Likewise.
20289 * gcse.c (compute_transp): Likewise.
20290 * dse.c (scan_reads_nospill): Likewise.
20291 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20292 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20293 canon_base_addr of the group, plus optional offset.
20294 (struct group_info): Rename canon_base_mem to
20296 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20297 canon_rtx of base_mem.
20299 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20301 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20302 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20304 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20306 * config/spu/spu-builtins.h: Delete file.
20308 * config/spu/spu.h (enum spu_builtin_type): Move here from
20310 (struct spu_builtin_description): Likewise. Add GTY marker.
20311 Do not use enum spu_function_code or enum insn_code.
20312 (spu_builtins): Add extern declaration.
20314 * config/spu/spu.c: Do not include "spu-builtins.h".
20315 (enum spu_function_code, enum spu_builtin_type_index,
20316 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20317 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20318 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20319 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20320 (spu_builtin_types): Make static. Add GTY marker.
20321 (spu_builtins): Add extern declaration with GTY marker.
20322 Include "gt-spu.h".
20324 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20325 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20326 Check programmatically whether all parameters are scalar.
20328 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20330 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20332 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20333 assignment from the constructor either if the target is volatile.
20335 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20337 * config/arm/arm.md (insv): Do not share operands[0].
20339 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20341 * config/vxlib-tls.c (active_tls_threads): Delete.
20342 (delete_hook_installed): New.
20343 (tls_delete_hook): Don't delete the delete hook.
20344 (tls_destructor): Delete it here.
20345 (__gthread_set_specific): Adjust installing the delete hook.
20346 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20347 __gthread_leave_tsd_dtor_context.
20349 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20351 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20353 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20355 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20357 (alpha_rtx_costs): Ditto.
20358 (emit_unlikely_jump): Use add_reg_note.
20359 (emit_frame_store_1): Ditto.
20360 (alpha_expand_prologue): Ditto.
20361 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20362 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20364 2009-04-23 Nick Clifton <nickc@redhat.com>
20366 * config/v850/v850.md (epilogue): Remove suppressed code.
20367 (return): Rename to return_simple and remove test of frame size.
20368 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20369 to gen_return_simple.
20371 2009-04-22 Jing Yu <jingyu@google.com>
20374 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20376 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20379 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20380 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20381 value is a VECTOR_CST, the element type is the element type of the
20384 2009-04-22 DJ Delorie <dj@redhat.com>
20386 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20388 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20390 * alias.c (find_base_term): Move around LO_SUM case, so that
20391 CONST falls through into PLUS/MINUS handling.
20394 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20395 into 0, use omit_one_operand.
20397 2009-04-23 Ben Elliston <bje@au.ibm.com>
20399 * config/rs6000/linux-unwind.h (get_regs): Remove type
20400 puns. Change the type of `pc' to an array of unsigned ints and
20401 update all users. Constify frame24.
20403 2009-04-22 DJ Delorie <dj@redhat.com>
20405 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20406 declarations before code.
20407 (current_function_special_page_vector): Likewise.
20408 (m32c_expand_insv): Silence a warning.
20410 2009-04-21 Taras Glek <tglek@mozilla.com>
20412 * alias.c: Update GTY annotations to new syntax.
20413 * basic-block.h: Likewise.
20414 * bitmap.h: Likewise.
20415 * c-common.h: Likewise.
20416 * c-decl.c: Likewise.
20417 * c-parser.c: Likewise.
20418 * c-pragma.c: Likewise.
20419 * c-tree.h: Likewise.
20420 * cfgloop.h: Likewise.
20421 * cgraph.h: Likewise.
20422 * config/alpha/alpha.c: Likewise.
20423 * config/arm/arm.h: Likewise.
20424 * config/avr/avr.h: Likewise.
20425 * config/bfin/bfin.c: Likewise.
20426 * config/cris/cris.c: Likewise.
20427 * config/darwin.c: Likewise.
20428 * config/frv/frv.c: Likewise.
20429 * config/i386/i386.c: Likewise.
20430 * config/i386/i386.h: Likewise.
20431 * config/i386/winnt.c: Likewise.
20432 * config/ia64/ia64.h: Likewise.
20433 * config/iq2000/iq2000.c: Likewise.
20434 * config/mips/mips.c: Likewise.
20435 * config/mmix/mmix.h: Likewise.
20436 * config/pa/pa.c: Likewise.
20437 * config/pa/pa.h: Likewise.
20438 * config/rs6000/rs6000.c: Likewise.
20439 * config/s390/s390.c: Likewise.
20440 * config/sparc/sparc.c: Likewise.
20441 * config/xtensa/xtensa.c: Likewise.
20442 * cselib.h: Likewise.
20443 * dbxout.c: Likewise.
20444 * dwarf2out.c: Likewise.
20445 * except.c: Likewise.
20446 * except.h: Likewise.
20447 * fixed-value.h: Likewise.
20448 * function.c: Likewise.
20449 * function.h: Likewise.
20450 * gimple.h: Likewise.
20451 * integrate.c: Likewise.
20452 * optabs.c: Likewise.
20453 * output.h: Likewise.
20454 * real.h: Likewise.
20456 * stringpool.c: Likewise.
20457 * tree-data-ref.c: Likewise.
20458 * tree-flow.h: Likewise.
20459 * tree-scalar-evolution.c: Likewise.
20460 * tree-ssa-address.c: Likewise.
20461 * tree-ssa-alias.h: Likewise.
20462 * tree-ssa-operands.h: Likewise.
20463 * tree.c: Likewise.
20464 * tree.h: Likewise.
20465 * varasm.c: Likewise.
20466 * varray.h: Likewise.
20468 * coretypes.h: Do not define GTY macro if it is already defined.
20469 * doc/gty.texi: Update GTY documentation to new syntax.
20470 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20471 annotations on structs.
20472 * gengtype-parse.c: Likewise.
20474 2009-04-22 Mark Heffernan <meheff@google.com>
20476 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20478 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20480 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20483 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20485 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20486 the same as a PLUS without a shift. Increase the cost of a
20489 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20491 * Makefile.in: Update dependencies.
20492 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20493 * errors.h: Remove bogus comment about compatibility.
20494 (warning): Update declaration.
20495 * genautomata.c: Update all calls to warning.
20496 * gimple.c: Do not include errors.h. Include toplev.h.
20497 * tree-ssa-structalias.c: Do not include errors.h.
20498 * omega.c: Likewise.
20499 * tree-ssa-reassoc.c: Likewise.
20500 * config/spu/spu-c.c: Likewise.
20501 * config/spu/t-spu-elf: Update dependencies.
20503 2009-04-22 Richard Guenther <rguenther@suse.de>
20505 PR tree-optimization/39824
20506 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20507 make sure the types are compatible.
20509 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20512 * c-common.c (c_parse_error): Take a token_flags parameter.
20513 Use token_type for the token type instead.
20514 Pass token_flags to cpp_type2name.
20515 * c-common.h (c_parse_error): Update declaration.
20516 * c-parser.c (c_parser_error): Pass 0 as token flags.
20518 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20520 PR rtl-optimization/39580
20521 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20523 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20525 * function.c (expand_function_end): Do not emit a jump to the "naked"
20526 return label for fall-through returns.
20527 * except.c (sjlj_emit_function_exit): Always place the call to the
20528 unregister function at the location installed by expand_function_end.
20530 2009-04-22 Richard Guenther <rguenther@suse.de>
20532 PR tree-optimization/39845
20533 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20534 (gen_inbound_check): Likewise.
20536 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20538 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20540 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20541 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20543 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20545 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20546 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20547 shift counts to avoid out-of-bounds array accesses.
20549 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20551 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20552 (Pmode): Move above.
20554 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20556 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20557 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20558 GET_CODE macro. Use IN_RANGE macro where appropriate.
20559 * config/alpha/alpha.h: Ditto.
20560 * config/alpha/alpha.md: Ditto.
20561 * config/alpha/constraints.md: Ditto.
20562 * config/alpha/predicates.md: Ditto.
20564 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20566 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20567 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20568 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20569 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20570 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20571 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20572 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20573 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20574 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20575 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20576 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20577 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20578 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20579 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20580 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20581 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20582 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20583 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20584 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20585 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20586 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20587 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20588 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20589 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20590 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20591 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20592 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20594 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20596 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20597 references from comments.
20598 * cfgbuild.c: (count_basic_blocks): Delete.
20599 (find_basic_blocks_1): Delete.
20600 (find_basic_blocks): Delete.
20601 * except.c (finish_eh_generation): Make static. Move comment from
20602 except.h here. Remove find_basic_blocks references from comments.
20603 * except.h (finish_eh_generation): Delete.
20604 * basic-block.h (find_basic_blocks): Delete.
20605 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20607 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20609 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20610 (sdbout_parms): Likewise.
20612 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20614 * config/sh/sh.c (prepare_cbranch_operands): Use
20615 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20616 (expand_cbranchdi4): Likewise.
20617 (from_compare): Add cast to enum type.
20618 (expand_cbranchsi4): Use add_reg_note.
20619 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20620 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20621 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20622 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20623 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20624 instead of CODE_FOR_nothing.
20625 (cbranchdi4): Likewise. Fix the order of arguments for
20627 (push_fpscr): Use add_reg_note.
20628 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20629 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20631 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20633 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20634 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20635 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20636 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20637 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20638 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20639 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20640 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20641 config/alpha/x-vms, config/arc/t-arc,
20642 config/arm/README-interworking, config/arm/arm-c.c,
20643 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20644 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20645 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20646 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20647 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20648 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20649 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20650 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20651 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20652 config/cris/t-elfmulti, config/crx/t-crx,
20653 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20654 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20655 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20656 config/h8300/t-h8300, config/i386/athlon.md,
20657 config/i386/darwin-libgcc.10.4.ver,
20658 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20659 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20660 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20661 config/i386/t-linux64, config/i386/t-nwld,
20662 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20663 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20664 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20665 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20666 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20667 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20668 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20669 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20670 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20671 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20672 config/m68k/t-uclinux, config/mcore/t-mcore,
20673 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20674 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20675 config/mips/crtn.asm, config/mips/irix-crti.asm,
20676 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20677 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20678 config/mips/mips-fixed.md, config/mips/sb1.md,
20679 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20680 config/mips/t-iris6, config/mips/t-isa3264,
20681 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20682 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20683 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20684 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20685 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20686 config/mn10300/t-linux, config/mn10300/t-mn10300,
20687 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20688 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20689 config/picochip/libgccExtras/clzsi2.asm,
20690 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20691 config/rs6000/darwin-libgcc.10.4.ver,
20692 config/rs6000/darwin-libgcc.10.5.ver,
20693 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20694 config/rs6000/t-aix43, config/rs6000/t-aix52,
20695 config/rs6000/t-darwin, config/rs6000/t-fprules,
20696 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20697 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20698 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20699 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20700 config/rs6000/t-rtems, config/rs6000/t-spe,
20701 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20702 config/score/t-score-elf, config/sh/divcost-analysis,
20703 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20704 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20705 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20706 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20707 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20708 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20709 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20710 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20711 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20712 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20713 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20714 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20715 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20716 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20717 * config/h8300/genmova.sh: Include copyright and license notices
20718 in generated output.
20719 * config/h8300/mova.md: Regenerate.
20720 * doc/install.texi2html: Include word "Copyright" in copyright
20721 notice and use name "Free Software Foundation, Inc.".
20722 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20723 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20724 ChangeLog-2007, ChangeLog-2008: Correct dates.
20726 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20728 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20729 NE_EXPR operations as well.
20730 * c-parser.c (c_parser_condition): Do not set location information on
20732 (c_parser_conditional_expression): Likewise.
20733 (c_parser_binary_expression): Set location information on operators.
20734 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20735 TRUTH_NOT_EXPR has been folded.
20736 * fold-const.c (fold_truth_not_expr): Copy location information from
20737 the incoming expression to the outgoing one.
20738 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20739 recursive calls on the LHS of the operator but pass that of the
20740 operator to recursive calls on the RHS of the operator. Set it
20742 (shortcut_cond_expr): Set the locus of the operator on the second
20743 COND_EXPR and that of the expression on the first in degenerate cases.
20744 Pass the locus of the expression to calls to shortcut_cond_r.
20745 Set the locus of the 'then' block on the associated jump, if any.
20746 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20747 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20748 expression to call to gimplify_boolean_expr.
20750 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20752 * config.gcc: Add additional configuration for
20753 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20754 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20755 (CPP_SPEC): Redefine for allowing -municode option.
20756 (STARTFILE_SPEC): Likewise.
20757 * config/i386/t-mingw-w64: New.
20758 * config/i386/mingw-w64.opt: New.
20759 (municode): Add new target option.
20760 * doc/invoke.texi (municode): Add documentation for new option.
20762 2009-04-21 Ian Lance Taylor <iant@google.com>
20764 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20765 Correct test for number of arguments.
20766 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20768 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20770 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20771 argument of emit_library_call.
20773 2009-04-21 Richard Guenther <rguenther@suse.de>
20775 PR middle-end/39829
20776 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20777 inside VIEW_CONVERT_EXPRs.
20779 2009-04-21 Martin Jambor <mjambor@suse.cz>
20781 * tree-switch-conversion.c (build_constructors): Split a long line.
20782 (constructor_contains_same_values_p): New function.
20783 (build_one_array): Create assigns of constants if possible, do not
20784 call mark_sym_for_renaming, call update_stmt.
20785 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20786 make_rename_temp. Do not call mark_symbols_for_renaming, call
20788 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20789 find_new_referenced_vars, call update_stmt.
20790 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20791 instead of calling make_rename_temp. Do not call
20792 find_new_referenced_vars or mark_symbols_for_renaming, call
20795 2009-04-21 Richard Guenther <rguenther@suse.de>
20797 PR tree-optimization/39827
20798 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20799 (tree_ssa_phiprop): Pass the correct array size.
20801 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20803 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20805 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20808 * c-typeck.c (lvalue_p): Move declaration ...
20809 * c-common.h (lvalue_p): ... to here.
20810 * c-common.c (candidate_equal_p): New.
20811 (add_tlist): Use it.
20812 (merge_tlist): Use it.
20813 (warn_for_collisions_1): Likewise.
20814 (warning_candidate_p): Accept more candidates.
20815 (verify_tree): A warning candidate can be an expression. Use
20818 2009-04-21 Ben Elliston <bje@au.ibm.com>
20821 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20822 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20823 options. Remove -mcall-solaris documentation.
20825 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20828 * doc/invoke.texi (-Wlong-long): Update description.
20829 * c-lex (interpret_integer): Only warn if there was no previous
20830 overflow and -Wlong-long is enabled.
20831 * c-decl.c (declspecs_add_type): Drop redundant flags.
20832 * c.opt (Wlong-long): Init to -1.
20833 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20834 and front-end warn_long_long. Wlong-long only depends on other
20835 flags if it is uninitialized.
20836 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20837 the same for CPP and FE.
20838 (restore_extension_diagnostics): Likewise.
20840 2009-04-20 Ian Lance Taylor <iant@google.com>
20842 Fix enum conversions which are invalid in C++:
20843 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20844 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20845 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20846 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20847 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20848 (dbxout_parms): Likewise.
20849 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20850 (df_clear_flags): Likewise.
20851 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20852 top_flag parameter to int.
20853 (df_chain_create_bb_process_use): Likewise.
20854 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20856 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20857 (df_ref_create_structure, df_def_record_1): Likewise.
20858 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20859 (df_notes_rescan): Change 0 to VOIDmode in function call.
20860 (df_get_call_refs, df_insn_refs_collect): Likewise.
20861 (df_bb_regs_collect): Likewise.
20862 (df_entry_block_defs_collect): Likewise.
20863 (df_exit_block_uses_collect): Likewise.
20864 * df.h: Update declarations.
20865 * double-int.c (double_int_divmod): Add cast to enum type.
20866 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20867 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20868 (based_loc_descr): Likewise.
20869 (loc_descriptor_from_tree_1): Change first_op and second_op to
20870 enum dwarf_location_atom. Add cast to enum type.
20871 * expmed.c (init_expmed): Change 0 to SET in function call.
20872 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20873 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20874 (do_store_flag): Likewise.
20875 * fixed-value.h (struct fixed_value): Change mode to enum
20877 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20878 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20880 (insert_insn_decl, insert_decl, insert_state): Likewise.
20881 (automata_list_finish): Likewise.
20882 * genrecog.c (process_define_predicate): Add cast to enum type.
20883 * gensupport.c (init_predicate_table): Add cast to enum type.
20884 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20886 (gimple_build_call_1, gimple_build_label): Likewise.
20887 (gimple_build_goto, gimple_build_asm_1): Likewise.
20888 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20889 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20890 (enum fallback): Rename from enum fallback_t.
20891 (fallback_t): Typedef as int.
20892 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20893 GSI_SAME_STMT in function call.
20894 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20896 (setup_reg_class_relations): Likewise.
20897 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20898 (setup_prohibited_class_mode_regs): Add cast to enum type.
20899 (setup_prohibited_mode_move_regs): Likewise.
20900 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20901 (record_address_regs): Change i to enum reg_class.
20902 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20903 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20904 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20905 (GET_MODE_2XWIDER_MODE): Likewise.
20906 (GET_CLASS_NARROWEST_MODE): Likewise.
20907 * omp-low.c (expand_omp_for): Add cast to enum type.
20908 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20909 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20910 * postreload.c (reload_cse_simplify_operands): Change rclass local
20912 * predict.c (combine_predictions_for_insn): Change best_predictor
20913 and predictor to enum br_predictor.
20914 (combine_predictions_for_bb): Likewise.
20915 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20916 use SET_PREDICT_EXPR_OUTCOME.
20917 * real.c (real_arithmetic): Change icode to code in function call.
20918 * reginfo.c (init_move_cost): Add casts to enum type.
20919 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20920 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20922 * reload.c (find_valid_class): Add casts to enum type.
20923 (push_reload): Change 0 to NO_REGS in function call.
20924 (find_reloads): Change this_alternative to array of enum
20925 reg_class. Remove some now-unnecessary casts.
20926 (make_memloc): Change 0 to VOIDmode in function call.
20927 * reload1.c (reload): Change 0 to VOIDmode in function call.
20928 (eliminate_regs_1, elimination_effects): Likewise.
20929 (eliminate_regs_in_insn): Likewise.
20930 (emit_input_reload_insns): Add cast to enum type.
20931 (delete_output_reload): Change 0 to VOIDmode in function call.
20932 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20933 to enum type in function call.
20934 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20935 (SET_PREDICT_EXPR_OUTCOME): Define.
20936 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20937 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20938 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20939 (dump_function): Likewise.
20940 * tree-dump.h: Update declarations.
20941 * tree-pass.h: Update declarations.
20942 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20943 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20945 (arm_rtx_costs_1): Correct parenthesization.
20946 (arm_rtx_costs): Add casts to enum type.
20947 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20948 (vfp_emit_fstmd): Use add_rg_note.
20949 (emit_multi_reg_push, emit_sfm): Likewise.
20950 (thumb_set_frame_pointer): Likewise.
20951 (arm_expand_prologue): Likewise.
20952 (arm_regno_class): Change return type to enum reg_class.
20953 (thumb1_expand_prologue): Use add_reg_note.
20954 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20955 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20957 * config/arm/gentune.sh: Add cast to enum type.
20958 * config/arm/arm-tune.md: Rebuild.
20959 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20960 (ix86_split_fp_branch, predict_jump): Likewise.
20961 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20962 insn_code to enum rtx_code.
20963 (ix86_builtin_vectorized_function): Add cast to enum type.
20964 * config/i386/i386.md (truncdfsf2): Change slot to enum
20966 (truncxf<mode>2, isinf<mode>2): Likewise.
20967 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20969 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20970 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20971 (insert_bundle_state): Change 1 to INSERT in function call.
20972 (ia64_add_bundle_selector_before): Likewise.
20973 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20974 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20975 (restore_stack_nonlocal): Likewise.
20976 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20978 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20980 (mips_rtx_costs): Likewise.
20981 (mips_override_options): Add casts to enum type.
20982 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20984 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20985 (store_reg, set_reg_plus_d): Likewise.
20986 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20987 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20989 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20991 (emit_unlikely_jump): Use add_reg_note.
20992 (rs6000_emit_allocate_stack): Likewise.
20993 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20994 (output_toc): Change 1 to INSERT in function call.
20995 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20996 (rs6000_initialize_trampoline): Likewise.
20997 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20999 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21000 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21001 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21002 (save_gprs): Use add_reg_note.
21003 (s390_emit_prologue): Likewise.
21004 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21005 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21006 (sparc_fold_builtin): Add cast to enum type.
21007 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21009 (spu_expand_prologue): Use add_reg_note.
21010 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21012 2009-04-20 Ian Lance Taylor <iant@google.com>
21014 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21015 (c_parser_postfix_expression_after_primary): Get VEC for list of
21016 arguments. Get original types of arguments. Call
21017 build_function_call_vec.
21018 (cached_expr_list_1, cached_expr_list_2): New static variables.
21019 (c_parser_expr_list): Change return type to VEC *. Add
21020 p_orig_types parameter. Change all callers.
21021 (c_parser_release_expr): New static function.
21022 (c_parser_vec_to_tree_list): New static function.
21023 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21024 call build_function_call_vec.
21025 (build_function_call_vec): New function, based on old
21026 build_function_call.
21027 (convert_arguments): Remove nargs and argarray parameters. Change
21028 values to a VEC. Add origtypes parameter.
21029 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21030 (convert_for_assignment): Add origtype parameter. Change all
21031 callers. If warn_cxx_compat, check for conversion to an enum
21032 type when calling a function.
21033 (store_init_value): Add origtype parameter. Change all callers.
21034 (digest_init): Likewise.
21035 (struct init_node): Add origtype field.
21036 (add_pending_init): Add origtype parameter. Change all callers.
21037 (output_init_element): Likewise.
21038 (output_pending_init_elements): Pass origtype from init_node to
21039 output_init_element.
21040 (process_init_element): Pass origtype from c_expr to
21041 output_init_element.
21042 (c_finish_return): Add origtype parameter. Change all callers.
21043 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21045 (sync_resolve_params): Likewise.
21046 (sync_resolve_return): Change params to first_param. Change caller.
21047 (resolve_overloaded_builtins): Change params to VEC *. Change
21048 callers. Save first parameter around call to build_function_call_vec.
21049 * c-decl.c (finish_decl): Add origtype parameter. Change all
21050 callers. Call build_function_call_vec rather than
21051 build_function_call for cleanup.
21052 * c-tree.h: Update declarations.
21053 * c-common.h: Update declarations.
21054 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21055 params to first_param.
21056 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21057 params parameter from tree to void *.
21058 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21059 Change arglist parameter to have type void *, and to be a pointer
21061 * config/rs6000/rs6000-protos.h
21062 (altivec_resolve_overloaded_builtin): Update declaration.
21063 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21064 fnargs parameter to have type void *, and to be a pointer to a
21065 VEC. Call build_function_call_vec instead of
21066 build_function_call.
21067 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21069 2009-04-20 Joey Ye <joey.ye@intel.com>
21070 Xuepeng Guo <xuepeng.guo@intel.com>
21071 H.J. Lu <hongjiu.lu@intel.com>
21073 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21075 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21076 (IX86_LEA_PRIORITY): Likewise.
21077 (distance_non_agu_define): New function.
21078 (distance_agu_use): Likewise.
21079 (ix86_lea_for_add_ok): Likewise.
21080 (ix86_dep_by_shift_count): Likewise.
21082 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21083 should split for LEA.
21085 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21087 (ix86_dep_by_shift_count): Likewise.
21089 2009-04-20 Richard Guenther <rguenther@suse.de>
21091 * expr.c (handled_component_p): Move ...
21092 * tree.h (handled_component_p): ... here.
21093 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21094 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21095 and REALPART_EXPR to be in one group.
21097 2009-04-20 Richard Guenther <rguenther@suse.de>
21099 * basic-block.h (get_all_dominated_blocks): Declare.
21100 * dominance.c (get_all_dominated_blocks): New function.
21101 * tree-cfg.c (get_all_dominated_blocks): Remove.
21102 (remove_edge_and_dominated_blocks): Adjust.
21103 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21104 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21105 instead of recursing.
21107 2009-04-20 Doug Kwan <dougkwan@google.com>
21109 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21110 (struct cgraph_node_set_def): New type.
21111 (cgraph_node_set) New type. Also declare vector functions.
21112 (struct cgraph_node_set_element_def): New type.
21113 (cgraph_node_set_element): Ditto.
21114 (cgraph_node_set_iterator): New iterator type.
21115 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21116 cgraph_node_set_remove, dump_cgraph_node_set,
21117 debug_cgraph_node_set): New prototypes.
21118 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21119 cgraph_node_set_size): New inlines.
21120 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21121 including cgraph.h.
21122 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21123 argument to function 'write_summary'.
21124 * ipa.c: Include ggc.h.
21125 (hash_cgraph_node_set_element,
21126 eq_cgraph_node_set_element, cgraph_node_set_new,
21127 cgraph_node_set_add, cgraph_node_set_remove,
21128 cgraph_node_set_find, dump_cgraph_node_set,
21129 debug_cgraph_node_set): New functions.
21130 * Makefile.in (ipa.o): Add dependency on GGC_H.
21132 2009-04-20 Ira Rosen <irar@il.ibm.com>
21134 PR tree-optimization/39675
21135 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21136 check of the return code of vect_schedule_slp. Check that
21137 stmt_vec_info still exists for the statement, before checking its
21138 vectorization type.
21140 2009-04-20 Michael Matz <matz@suse.de>
21142 * Makefile.in (generated_files): Take out $(simple_generated_c).
21144 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21146 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21147 (UINTPTR_TYPE): Likewise.
21149 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21152 * c-typeck.c (digest_init): Check for initializing an array with a
21155 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21158 * c-semantics.c (pop_stmt_list): Propagate
21159 STATEMENT_LIST_HAS_LABEL to parent statement list.
21161 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21163 * config/mips/mips.h (mips_tune_attr): New macro.
21164 * config/mips/mips.md (cpu): Use it.
21166 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21169 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21172 2009-04-19 Diego Novillo <dnovillo@google.com>
21174 * toplev.c (compile_file): Move call to coverage_finish ...
21175 * cgraphunit.c (ipa_passes): ... here.
21176 Call cgraph_process_new_functions.
21177 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21178 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21180 2009-04-19 Jan Hubicka <jh@suse.cz>
21182 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21184 (dump_cgraph_node): Dump can throw external flag.
21185 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21187 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21191 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21192 * common.opt (Wlogical-op): Move from here...
21193 * c.opt (Wlogical-op): ... to here.
21194 * c-typeck.c (parser_build_binary_op): Update call to
21195 warn_logical_operator.
21196 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21198 * c-common.c (warn_logical_op): Update.
21199 * c-common.h (warn_logical_op): Update declaration.
21201 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21203 * tree.c (protected_set_expr_location): Fix formatting.
21205 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21208 * c-typeck.c (readonly_warning): new.
21209 (build_unary_op, build_modify_expr): Use readonly_warning for
21210 storing into something readonly but not const-qualified.
21212 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21215 * c-typeck.c (build_unary_op): Check for taking address of
21216 expression of type void.
21218 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21221 * c-typeck.c (build_function_call): Check for calling a function
21222 with qualified void return types. Call require_complete_type when
21225 2009-04-18 Jan Hubicka <jh@suse.cz>
21227 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21229 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21230 can_throw_external flag.
21231 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21232 * ipa-pure-const.c (ignore_edge): New function.
21233 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21234 only over can_throw_external edges.
21235 (local_pure_const): Add nothrow flag.
21236 * ipa-utils.c (searchc): Add ignore_edge callback.
21237 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21238 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21239 (set_nothrow_function_flags): Update cgraph.
21240 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21242 2009-04-18 Richard Guenther <rguenther@suse.de>
21244 PR middle-end/39804
21245 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21246 (fold_stmt): ... this and ...
21247 (fold_stmt_inplace): ... this.
21248 (fold_stmt_1): Fold references in calls and asms.
21249 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21251 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21253 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21254 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21256 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21258 * tree.c (function_args_count): Remove.
21259 * tree.h: Remove the prototype for function_args_count.
21261 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21263 * tree-iterator.c (expr_only): Remove.
21264 * tree.h: Remove the prototype for expr_only.
21266 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21268 * reginfo.c (cannot_change_mode_set_regs): Remove.
21269 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21271 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21273 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21274 whether operands 0 and 1 overlaps.
21276 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21278 PR middle-end/36902
21279 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21280 pointer. Use warning_at instead of warning.
21281 (search_for_addr_array): Likewise.
21282 (check_array_bounds): Likewise.
21283 (check_all_array_refs): Check that the incoming edge is not in the
21284 list of edges to be removed.
21285 (check_all_array_refs): Avoid the temporal pointer.
21286 (vrp_visit_cond_stmt): Fix typo.
21287 (simplify_switch_using_ranges): Handle the case where the switch
21288 index is an integer constant.
21290 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21292 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21294 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21296 * doc/extend.texi, doc/invoke.texi: Fix typos.
21298 2009-04-17 Cary Coutant <ccoutant@google.com>
21300 * tree-flow-inline.h (get_lineno): Fix inverted test.
21302 2009-04-17 Diego Novillo <dnovillo@google.com>
21304 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21305 assertion for AVAIL_OUT.
21307 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21310 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21311 * config/sh/linux-atomic.asm: Likewise.
21313 2009-04-17 Diego Novillo <dnovillo@google.com>
21315 * except.c (debug_eh_tree): New.
21316 (struct eh_region, struct eh_status): Move ...
21317 * except.h: ... here.
21318 (add_type_for_runtime): Declare extern.
21319 (lookup_type_for_runtime): Likewise.
21320 (debug_eh_tree): Declare.
21321 * Makefile.in (GTFILES): List except.h before except.c
21323 2009-04-17 Diego Novillo <dnovillo@google.com>
21325 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21326 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21327 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21328 (find_vars_r): ... here.
21329 * tree-flow.h (find_referenced_vars_in): Declare.
21330 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21331 that AVAIL_OUT exists for BLOCK.
21332 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21333 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21334 (tree-parloops.o): Likewise.
21336 2009-04-17 Simon Baldwin <simonb@google.com>
21338 * toplev.c (default_tree_printer): Add handling for %E format.
21340 2009-04-17 Diego Novillo <dnovillo@google.com>
21342 * tree-pretty-print.c (dump_generic_node): Add break after
21343 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21344 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21345 FUNCTION_TYPE together. Call print_struct_decl when printing
21346 structures and TDF_SLIM is not given.
21347 (print_struct_decl): Fix logic for detecting recursion.
21349 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21352 * gcc.c (create_at_file): New.
21353 (compile_input_file_p): New.
21354 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21355 * main.c (main): Update call to toplev_main.
21356 * toplev.c (toplev_main): Change signature. Call expandargv.
21357 * toplev.h (toplev_main): Change signature.
21359 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21361 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21362 if the latter is not constant.
21364 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21366 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21368 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21370 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21371 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21373 2009-04-17 Richard Guenther <rguenther@suse.de>
21375 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21376 Handle component references view-converting an invariant address.
21378 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21380 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21381 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21382 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21383 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21384 Use @deftypevr rather than @deftypevar.
21386 2009-04-17 Richard Guenther <rguenther@suse.de>
21388 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21389 (get_prop_source_stmt): Likewise.
21390 (can_propagate_from): Likewise.
21392 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21394 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21395 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21396 (--with-multilib-list): Add default value.
21397 * configure: Regenerate.
21398 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21399 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21400 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21401 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21402 Don't add default cpu to multilib list unnecessarily, but do enable
21403 the relevant compiler option..
21404 Add support for --with-multilib-list=<blank> and
21405 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21406 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21407 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21408 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21409 TM_MULTILIB_CONFIG.
21410 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21411 (MULTILIB_OSDIRNAMES): New variable.
21412 * config/sh/t-1e: Delete file.
21413 * config/sh/t-mlib-sh1: Delete file.
21414 * config/sh/t-mlib-sh2: Delete file.
21415 * config/sh/t-mlib-sh2a: Delete file.
21416 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21417 * config/sh/t-mlib-sh2a-single: Delete file.
21418 * config/sh/t-mlib-sh2a-single-only: Delete file.
21419 * config/sh/t-mlib-sh2e: Delete file.
21420 * config/sh/t-mlib-sh3e: Delete file.
21421 * config/sh/t-mlib-sh4: Delete file.
21422 * config/sh/t-mlib-sh4-nofpu: Delete file.
21423 * config/sh/t-mlib-sh4-single: Delete file.
21424 * config/sh/t-mlib-sh4-single-only: Delete file.
21425 * config/sh/t-mlib-sh4a: Delete file.
21426 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21427 * config/sh/t-mlib-sh4a-single: Delete file.
21428 * config/sh/t-mlib-sh4a-single-only: Delete file.
21429 * config/sh/t-mlib-sh4al: Delete file.
21430 * config/sh/t-mlib-sh5-32media: Delete file.
21431 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21432 * config/sh/t-mlib-sh5-64media: Delete file.
21433 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21434 * config/sh/t-mlib-sh5-compact: Delete file.
21435 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21436 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21437 * doc/install.texi (Options specification): Add
21438 --with-multilib-list and --with-endian.
21440 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21442 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21444 (OBJS-common): Add plugin-version.o.
21445 (plugin-version.o): New.
21446 * gcc-plugin.h (plugin_gcc_version): New.
21447 (plugin_default_version_check): New.
21448 (plugin_init_func, plugin_init): Add version argument.
21449 * plugin-version.c: New.
21450 * plugin.c (str_plugin_gcc_version_name): New.
21451 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21452 pass it to the init function.
21453 (plugin_default_version_check): New.
21455 2009-04-17 Richard Guenther <rguenther@suse.de>
21457 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21458 for decl-vs-decl disambiguation.
21460 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21462 * config/s390/s390.h (s390_tune_attr): New macro definition.
21463 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21465 2009-04-17 Richard Guenther <rguenther@suse.de>
21467 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21468 (fold_stmt_r): Likewise.
21469 (maybe_fold_reference): New function.
21470 (fold_gimple_assign): Handle cases fold_stmt_r did.
21471 (fold_stmt): Do not use fold_stmt_r.
21472 (fold_stmt_inplace): Likewise.
21474 2009-04-17 Richard Guenther <rguenther@suse.de>
21476 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21477 (record_equivalences_from_stmt): Remove useless checks and
21479 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21480 the type is already suitable.
21482 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21484 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21486 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21488 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21489 (CMPtype): Define as __gcc_CMPtype.
21491 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21493 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21494 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21496 2009-04-17 Richard Guenther <rguenther@suse.de>
21498 PR tree-optimization/39746
21499 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21500 special-casing for builtins and static variable use/def.
21501 (call_may_clobber_ref_p_1): Likewise.
21503 2009-04-16 Ian Lance Taylor <iant@google.com>
21505 * df.h: Include "timevar.h".
21506 (struct df_problem): Change tv_id field to timevar_id_t.
21507 * tree-pass.h: Include "timevar.h".
21508 (struct opt_pass): Change tv_id field to timevar_id_t.
21509 * timevar.h (timevar_id_t): Define TV_NONE.
21510 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21511 TV_NONE rather than tv_id != 0.
21512 (execute_one_pass): Likewise.
21513 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21514 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21515 dependencies to $(TREE_PASS_H).
21516 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21518 (pass_branch_target_load_optimize2): Likewise.
21519 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21520 (pass_outof_cfg_layout_mode): Likewise.
21521 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21522 (pass_rebuild_cgraph_edges): Likewise.
21523 (pass_remove_cgraph_callee_edges): Likewise.
21524 * df-core.c (pass_df_initialize_opt): Likewise.
21525 (pass_df_initialize_no_opt): Likewise.
21526 (pass_df_finish): Likewise.
21527 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21528 * except.c (pass_set_nothrow_function_flags): Likewise.
21529 (pass_convert_to_eh_region_ranges): Likewise.
21530 * final.c (pass_compute_alignments): Likewise.
21531 * function.c (pass_instantiate_virtual_regs): Likewise.
21532 (pass_init_function): Likewise.
21533 (pass_leaf_regs): Likewise.
21534 (pass_match_asm_constraints): Likewise.
21535 * gimple-low.c (pass_lower_cf): Likewise.
21536 (pass_mark_used_blocks): Likewise.
21537 * init-regs.c (pass_initialize_regs): Likewise.
21538 * integrate.c (pass_initial_value_sets): Likewise.
21539 * ira.c (pass_ira): Likewise.
21540 * jump.c (pass_cleanup_barriers): Likewise.
21541 * omp-low.c (pass_expand_omp): Likewise.
21542 (pass_lower_omp): Likewise.
21543 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21544 * recog.c (pass_split_all_insns): Likewise.
21545 (pass_split_after_reload): Likewise.
21546 (pass_split_before_regstack): Likewise.
21547 (pass_split_before_sched2): Likewise.
21548 (pass_split_for_shorten_branches): Likewise.
21549 * reginfo.c (pass_reginfo_init): Likewise.
21550 (pass_subregs_of_mode_init): Likewise.
21551 (pass_subregs_of_mode_finish): Likewise.
21552 * passes.c (pass_postreload): Likewise.
21553 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21554 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21555 (pass_warn_function_return): Likewise.
21556 (pass_warn_function_noreturn): Likewise.
21557 * tree-complex.c (pass_lower_complex): Likewise.
21558 (pass_lower_complex_O0): Likewise.
21559 * tree-if-conv.c (pass_if_conversion): Likewise.
21560 * tree-into-ssa.c (pass_build_ssa): Likewise.
21561 * tree-mudflap.c (pass_mudflap_1): Likewise.
21562 (pass_mudflap_2): Likewise.
21563 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21564 (pass_mudflap_2): Likewise.
21565 * tree-nrv.c (pass_return_slot): Likewise.
21566 * tree-object-size.c (pass_object_sizes): Likewise.
21567 * tree-optimize.c (pass_all_optimizations): Likewise.
21568 (pass_early_local_passes): Likewise.
21569 (pass_all_early_optimizations): Likewise.
21570 (pass_cleanup_cfg): Likewise.
21571 (pass_cleanup_cfg_post_optimizing): Likewise.
21572 (pass_free_datastructures): Likewise.
21573 (pass_free_cfg_annotations): Likewise.
21574 (pass_fixup_cfg): Likewise.
21575 (pass_init_datastructures): Likewise.
21576 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21577 (pass_late_warn_uninitialized): Likewise.
21578 (pass_update_address_taken): Likewise.
21579 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21580 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21581 (pass_cse_sincos): Likewise.
21582 (pass_convert_to_rsqrt): Likewise.
21583 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21584 * tree-stdarg.c (pass_stdarg): Likewise.
21585 * tree-tailcall.c (pass_tail_recursion): Likewise.
21586 (pass_tail_calls): Likewise.
21587 * tree-vect-generic.c (pass_lower_vector): Likewise.
21588 (pass_lower_vector_ssa): Likewise.
21589 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21591 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21593 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21595 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21597 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21598 logical and signext.
21600 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21603 * config/sh/predicates.md (arith_operand): Check if the operand
21604 of TRUNCATE is a REG.
21606 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21608 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21609 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21611 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21613 * tree-iterator.c (tsi_split_statement_list_after,
21614 tsi_split_statement_list_before): Remove.
21615 * tree-iterator.h: Remove the prototypes for
21616 tsi_split_statement_list_after and tsi_split_statement_list_before.
21618 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21620 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21621 * tree-ssa-propagate.h: Remove the prototype for
21622 stmt_makes_single_load.
21624 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21626 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21627 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21629 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21631 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21633 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21635 * except.c (eh_region_outer_p): Remove.
21636 * except.h: Remove the prototype for eh_region_outer_p.
21638 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21640 * function.c (current_function_assembler_name): Remove.
21641 * function.h: Remove the prototype for
21642 current_function_assembler_name.
21644 2009-04-16 Ian Lance Taylor <iant@google.com>
21646 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21647 (add_reg_note): Call alloc_reg_note.
21648 * rtl.h (alloc_reg_note): Declare.
21649 * combine.c (try_combine): Use alloc_reg_note.
21650 (recog_for_combine, move_deaths): Likewise.
21651 (distribute_notes): Use alloc_reg_note and add_reg_note.
21652 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21653 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21654 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21656 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21658 PR rtl-optimization/39762
21659 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21660 ira_may_move_out_cost): Add comments about way of their usage.
21661 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21663 * ira-conflicts.c (process_regs_for_copy): Use function
21664 ira_get_register_move_cost instead of global
21665 ira_register_move_cost.
21667 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21668 color_pass, move_spill_restore, update_curr_costs): Ditto.
21670 * ira-lives.c (process_single_reg_class_operands): Ditto.
21672 * ira-emit.c (emit_move_list): Ditto.
21674 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21675 (record_reg_classes): Ditto. Use functions
21676 ira_get_register_move_cost and ira_get_may_move_cost instead of
21677 global vars ira_register_move_cost, ira_may_move_out_cost and
21678 ira_may_move_in_cost.
21679 (record_address_regs): Don't call ira_init_register_move_cost.
21680 Use function ira_get_may_move_cost instead of global
21681 ira_may_move_in_cost.
21682 (process_bb_node_for_hard_reg_moves): Use function
21683 ira_get_register_move_cost instead of global ira_register_move_cost.
21684 (ira_costs): Don't call ira_init_register_move_cost.
21686 2009-04-16 Richard Guenther <rguenther@suse.de>
21688 * tree-cfg.c (verify_gimple_assign_binary):
21689 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21690 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21691 (create_general_new_stmt): Note that this function is broken.
21693 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21695 * common.opt (fhelp): Add Var(help_flag).
21696 * gcc-plugin.h (plugin_info): Add help.
21697 * plugin.c (plugin_name_args): Add help.
21698 (register_plugin_info): Set plugin->help.
21699 (print_help_one_plugin): New.
21700 (print_plugins_help): New.
21701 * plugin.h (print_plugins_help): New.
21702 * toplev.c (toplev_main): Call print_plugins_help if needed.
21704 2009-04-16 Richard Guenther <rguenther@suse.de>
21706 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21707 (gimple_ior_addresses_taken_1): New function.
21708 (gimple_ior_addresses_taken): Likewise.
21709 * gimple.h (struct gimple_statement_with_ops_base): Remove
21710 addresses_taken member.
21711 (gimple_ior_addresses_taken): Declare.
21712 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21713 gimple_set_addresses_taken): Remove.
21714 * ipa-reference.c (mark_address): New function.
21715 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21716 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21717 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21718 (gimple_add_to_addresses_taken): Remove.
21719 (get_tmr_operands): Call mark_address_taken.
21720 (get_asm_expr_operands): Likewise.
21721 (get_expr_operands): Likewise.
21722 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21723 (free_stmt_operands): Do not free it.
21724 * tree-ssa.c (delete_tree_ssa): Likewise.
21725 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21727 2009-04-16 Richard Guenther <rguenther@suse.de>
21729 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21730 (walk_stmt_load_store_ops): Likewise.
21731 * gimple.c (get_base_loadstore): New function.
21732 (walk_stmt_load_store_addr_ops): Likewise.
21733 (walk_stmt_load_store_ops): Likewise.
21734 * ipa-pure-const.c (check_op): Simplify.
21735 (check_load, check_store): New functions.
21736 (check_stmt): Use walk_stmt_load_store_ops.
21737 * ipa-reference.c (mark_load): Adjust signature.
21738 (mark_store): Likewise.
21739 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21741 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21743 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21744 (plugin_info): New.
21745 * opts.c (common_handle_option): Don't call print_version.
21746 * plugin.c (plugin_name_args): Add version.
21747 (register_plugin_info): New.
21748 (register_callback): Handle PLUGIN_INFO.
21749 (try_init_one_plugin): New.
21750 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21752 (finalize_one_plugin): New.
21753 (finalize_plugins): New.
21754 (print_one_plugin): New.
21755 (print_plugins_versions): New.
21756 * plugin.h (print_plugins_versions): New.
21757 (finalize_plugins): New.
21758 * toplev.c (compile_file): Don't call initialize_plugins.
21759 (print_version): Call print_plugins_versions.
21760 (toplev_main): Call initialize_plugins. Print version if needed.
21761 Call finalize_plugins.
21763 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21765 * common.opt (fversion): New.
21766 * gcc.c (print_version): New.
21767 (process_command): Don't print the version. Just set print_version.
21768 (main): Print version. Call subprocesses if print_version and
21769 verbose_flag are set.
21770 * opts.c (common_handle_option): Handle OPT_fversion.
21772 2009-04-16 Richard Guenther <rguenther@suse.de>
21773 Ira Rosen <irar@il.ibm.com>
21775 PR tree-optimization/39698
21776 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21777 type of the reduction variable. Only generate the def if
21780 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21781 make sure to first convert to an integer of the same precision.
21782 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21783 the type of the evolution correctly in computing the new
21784 induction variable base.
21786 2009-04-16 Richard Guenther <rguenther@suse.de>
21788 PR middle-end/39625
21789 * tree-cfg.c (make_blocks): Split statements with to-be
21790 abnormal SSA names on the lhs.
21792 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21794 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21795 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21796 * c-typeck.c (really_start_incremental_init): Likewise.
21797 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21798 (TARGET_INITIALIZER): Remove it.
21799 * target.h (struct target): Remove vector_opaque_p.
21800 * tree.c (build_opaque_vector_type): New.
21801 * tree.h (TYPE_VECTOR_OPAQUE): New.
21802 (build_opaque_vector_type): Declare.
21803 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21804 * config/rs6000/rs6000.c (build_opaque_vector_type,
21805 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21806 (rs6000_init_builtins): Use build_opaque_vector_type for
21807 opaque_V4SI_type_node.
21809 2009-04-15 Catherine Moore <clm@codesourcery.com>
21811 * debug.h (set_name): Declare.
21812 * dwarf2out.c (dwarf2out_set_name): Declare.
21813 (dwarf2_debug_hooks): Add set_name.
21814 (find_AT_string): New.
21815 (add_AT_string): Call find_AT_string.
21816 (dwarf2out_set_name): New.
21817 * cp/decl.c (grokdeclarator): Call set_name.
21818 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21819 * debug.c (do_nothing_debug_hooks): Likewise.
21820 * dbxout.c (dbx_debug_hooks): Likewise.
21821 * sdbout.c (sdb_debug_hooks): Likewise.
21823 2009-04-15 Michael Eager <eager@eagercon.com>
21825 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21826 reg for single-precision FPU.
21827 * config/rs6000/rs6000.md (movsi_internal1): Only for
21828 !TARGET_SINGLE_FPU.
21829 (movsi_internal1_single): New. Add pattern to move SI values to/from
21830 single-precision FP regs.
21832 2009-04-15 Richard Guenther <rguenther@suse.de>
21834 * omp-low.c (lower_rec_input_clauses): Build correct address
21836 (expand_omp_for_generic): Fix multiplication type.
21837 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21838 (generate_memset_zero): Fix types.
21839 * tree-profile.c (prepare_instrumented_value): Correctly
21842 2009-04-15 Ian Lance Taylor <iant@google.com>
21844 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21845 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21846 for -Wall and for -Wc++-compat.
21847 (c_common_post_options): For C++, set warn_enum_compare if not
21849 * c-tree.h (struct c_expr): Add field original_type.
21850 (build_external_ref): Update declaration.
21851 * c-parser.c (c_parser_braced_init): Set original_type.
21852 (c_parser_initelt): Likewise.
21853 (c_parser_expr_no_commas): Likewise.
21854 (c_parser_conditional_expression): Likewise.
21855 (c_parser_cast_expression): Likewise.
21856 (c_parser_unary_expression): Likewise. Pull setting of
21857 original_code to top of function.
21858 (c_parser_sizeof_expression): Set original_type.
21859 (c_parser_alignof_expression): Likewise.
21860 (c_parser_postfix_expression): Likewise. Pull setting of
21861 original_code to top of function.
21862 (c_parser_postfix_expression_after_paren_type): Set original_type.
21863 (c_parser_postfix_expression_after_primary): Likewise.
21864 (c_parser_expression): Likewise.
21865 * c-typeck.c (build_external_ref): Add type parameter. Change all
21867 (c_expr_sizeof_expr): Set original_type field.
21868 (parser_build_unary_op): Likewise.
21869 (parser_build_binary_op): Likewise. Optionally warn about
21870 comparisons of enums of different types.
21871 (digest_init): Set original_type field.
21872 (really_start_incremental_init): Likewise.
21873 (push_init_level, pop_init_level): Likewise.
21874 * doc/invoke.texi (Warning Options): -Wenum-compare now
21877 2009-04-15 Richard Guenther <rguenther@suse.de>
21879 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21880 out a necessary conversion.
21881 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21882 names we didn't value number.
21883 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21885 2009-04-15 Richard Guenther <rguenther@suse.de>
21887 PR tree-optimization/39764
21888 * tree-ssa-ccp.c (get_value): Canonicalize value with
21889 canonicalize_float_value.
21891 2009-04-15 Jan Hubicka <jh@suse.cz>
21893 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21894 Wrong version of patch.
21896 2009-04-15 Jan Hubicka <jh@suse.cz>
21898 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21900 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21902 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21903 our distinct integral and vector types.
21905 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21907 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21908 * init.c (build_vtbl_address): Remove call to assemble_external.
21910 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21912 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21913 output for other floating point modes.
21915 2009-04-14 Diego Novillo <dnovillo@google.com>
21917 * diagnostic.c (diagnostic_report_diagnostic): Do not
21918 warn about loaded plugins for DK_ERROR and DK_WARNING.
21919 * c-decl.c (declspecs_add_type): Move call to
21920 invoke_plugin_callbacks ...
21921 * c-parser.c (c_parser_declspecs): ... here.
21922 * plugin.c (dump_active_plugins): Tidy output.
21924 2009-04-14 Diego Novillo <dnovillo@google.com>
21925 Le-Chun Wu <lcwu@google.com>
21927 * configure.ac: Add --enable-plugin support.
21928 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21929 * Makefile.in (PLUGIN_H): Define.
21930 Export ENABLE_PLUGIN and GMPINC to site.exp.
21931 Add PLUGINLIBS to link command.
21932 Add/modify dependencies for plugin.o and files including plugin.h.
21934 * config.in: Regenerate.
21936 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21939 2009-04-14 Le-Chun Wu <lcwu@google.com>
21941 * tree-pass.h (register_one_dump_file): Add a prototype for
21942 register_one_dump_file.
21943 * toplev.c (compile_file): Call initialize_plugins.
21944 (do_compile): Call invoke_plugin_callbacks.
21945 (toplev_main): Call invoke_plugin_callbacks.
21946 * common.opt: Add -fplugin= and -fplugin-arg-.
21947 * gcc-plugin.h: New public header file for plugins to include.
21948 * plugin.c: New source file.
21949 * plugin.h: New internal header file.
21950 * passes.c (register_one_dump_file): Make it external.
21952 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21954 2009-04-14 Diego Novillo <dnovillo@google.com>
21956 * doc/plugins.texi: New.
21957 * doc/gccint.texi: Add reference to Plugins chapter.
21958 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21959 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21960 loaded plugins, if any.
21961 * timevar.def (TV_PLUGIN_INIT): Define.
21962 (TV_PLUGIN_RUN): Define.
21963 * plugin.c: Include timevar.h
21964 (plugins_active_p): New.
21965 (dump_active_plugins): New.
21966 (debug_active_plugins): New.
21968 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21970 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21972 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21974 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21976 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21977 the same as a minus without a shift.
21979 2009-04-14 Nick Clifton <nickc@redhat.com>
21981 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21982 comparisons with small integers will always produce a short
21985 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21988 2008-12-19 Diego Novillo <dnovillo@google.com>
21990 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21992 2009-04-14 Richard Guenther <rguenther@suse.de>
21994 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21996 (verify_gimple_assign_binary): Likewise. Handle shifts and
21998 (verify_gimple_phi): Print the mismatched argument position.
21999 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22001 (vect_update_init_of_dr): Likewise.
22002 * matrix-reorg.c (transform_access_sites): Do what the
22004 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22006 2009-04-13 Michael Eager <eager@eagercon.com>
22008 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22009 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22010 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22011 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22012 remove duplicate config
22014 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22016 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22017 file_name:line_number type locator of the call site.
22019 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22021 * genautomata.c: Put blank after comma.
22022 (automaton_decls): New.
22023 (struct unit_usage): Add comments to member next.
22024 (store_alt_unit_usage): Keep the list ordered.
22025 (unit_present_on_list_p, equal_alternatives_p): New.
22026 (check_regexp_units_distribution): Check units distribution
22027 correctness correctly.
22028 (main): Don't write automata if error is found. Return correct
22031 * config/m68k/cf.md (cfv4_ds): Remove.
22032 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22033 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22035 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22036 power4-load-ext, power4-store, power4-store-update,
22037 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22038 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22039 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22040 power4-sqrt, power4-isync): Modify reservation to make correct
22041 unit distribution to automata.
22043 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22044 power5-store-update, power5-two, power5-three, power5-lmul,
22045 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22047 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22049 * except.c (pass_set_nothrow_function_flags): Set name and add
22051 (set_nothrow_function_flags): Mention in the dump file when
22052 changing a function to nothrow.
22054 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22057 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22058 instead of unsigned long.
22060 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22062 * config/arm/arm.c (return_used_this_function): Remove.
22063 (arm_output_function_prologue): Remove use of
22064 return_used_this_function.
22065 (output_return_instruction): Replace use of
22066 return_used_this_function
22067 by cfun->machine->return_used_this_function.
22068 (arm_output_epilogue): Likewise.
22069 (arm_output_function_epilogue): Likewise.
22070 (thumb_unexpanded_epilogue): Likewise.
22071 * config/arm/arm.h (struct machine_function):
22072 New member return_used_this_function.
22074 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22076 * doc/install.texi: Correct description of default directory for
22077 --with-gxx-include-dir.
22079 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22081 * fold-const.c (build_range_check): Properly deal with enumeral and
22082 boolean base types.
22084 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22086 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22087 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22088 * params.h (MAX_GCSE_PASSES): Remove.
22089 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22090 in sequence. Remove ability to run multiple passes.
22091 (bypass_jumps): Report run as third CPROP pass.
22093 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22095 PR middle-end/39651
22096 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22097 when deciding whether the whole SEQUENCE can throw.
22099 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22102 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22103 offseted label references.
22105 2009-04-11 Jan Hubicka <jh@suse.cz>
22107 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22109 2009-04-11 Richard Guenther <rguenther@suse.de>
22111 PR middle-end/39732
22112 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22113 return variables as TREE_ADDRESSABLE.
22115 2009-04-11 Richard Guenther <rguenther@suse.de>
22117 PR tree-optimization/39713
22118 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22119 reference trees have SSA_NAME operands.
22121 2009-04-11 Richard Guenther <rguenther@suse.de>
22124 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22125 address expressions.
22127 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22129 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22130 match changes in Cygwin 1.7
22131 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22132 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22134 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22136 PR tree-optimization/39701
22137 * doc/invoke.texi (Optimization Options): Document change in
22138 meaning and initialization of -fdelete-null-pointer-checks.
22140 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22142 PR middle-end/39701
22143 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22145 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22148 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22150 2009-04-10 Chao-ying Fu <fu@mips.com>
22152 * doc/tm.texi (Instruction Output): Document
22153 TARGET_ASM_FINAL_POSTSCAN_INSN.
22154 * target.h (final_postscan_insn): New field in asm_out.
22155 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22156 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22157 * final.c (final_scan_insn): Call
22158 targetm.asm_out.final_postscan_insn after outputting
22159 an asm macro and a normal instruction.
22161 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22162 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22163 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22164 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22165 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22167 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22169 PR middle-end/39701
22170 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22171 variables as non-NULL even with -fdelete-null-pointer-checks.
22173 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22175 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22177 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22180 * config/i386/i386.c (classify_argument): Handle SCmode with
22181 (bit_offset % 64) != 0.
22183 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22185 * doc/invoke.texi (Optimize Options): Add cross-reference to
22186 -Q --help=optimizers examples.
22188 2009-04-10 Ben Elliston <bje@au.ibm.com>
22191 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22192 regalign for the reg == fpr and TDmode case.
22194 2009-04-09 David Ayers <ayers@fsfe.org>
22197 * objc/objc-act.c (warn_with_method): Remove helper function.
22198 (check_duplicates): Call warning and inform directly.
22199 (really_start_method): Likewise.
22201 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22203 * expmed.c (expand_divmod): Always use a comparison for a division
22204 by a large unsigned integer.
22206 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22207 for things others than variables or functions as nonzero.
22209 2009-04-09 Nick Clifton <nickc@redhat.com>
22211 * unwind-compat.c: Change copyright header to refer to version
22212 3 of the GNU General Public License with version 3.1 of the
22213 GCC Runtime Library Exception and to point readers at the
22214 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22215 * config/alpha/crtfastmath.c: Likewise.
22216 * config/alpha/linux-unwind.h: Likewise.
22217 * config/alpha/qrnnd.asm: Likewise.
22218 * config/alpha/vms-crt0-64.c: Likewise.
22219 * config/alpha/vms-crt0.c: Likewise.
22220 * config/alpha/vms-dwarf2.asm: Likewise.
22221 * config/alpha/vms-dwarf2eh.asm: Likewise.
22222 * config/alpha/vms-psxcrt0-64.c: Likewise.
22223 * config/alpha/vms-psxcrt0.c: Likewise.
22224 * config/alpha/vms_tramp.asm: Likewise.
22225 * config/arc/initfini.c: Likewise.
22226 * config/arc/lib1funcs.asm: Likewise.
22227 * config/arm/bpabi-v6m.S: Likewise.
22228 * config/arm/bpabi.S: Likewise.
22229 * config/arm/bpabi.c: Likewise.
22230 * config/arm/crti.asm: Likewise.
22231 * config/arm/crtn.asm: Likewise.
22232 * config/arm/ieee754-df.S: Likewise.
22233 * config/arm/ieee754-sf.S: Likewise.
22234 * config/arm/lib1funcs.asm: Likewise.
22235 * config/arm/libunwind.S: Likewise.
22236 * config/arm/linux-atomic.c: Likewise.
22237 * config/arm/mmintrin.h: Likewise.
22238 * config/arm/pr-support.c: Likewise.
22239 * config/arm/unaligned-funcs.c: Likewise.
22240 * config/arm/unwind-arm.c: Likewise.
22241 * config/arm/unwind-arm.h: Likewise.
22242 * config/avr/libgcc.S: Likewise.
22243 * config/bfin/crti.s: Likewise.
22244 * config/bfin/crtlibid.s: Likewise.
22245 * config/bfin/crtn.s: Likewise.
22246 * config/bfin/lib1funcs.asm: Likewise.
22247 * config/bfin/linux-unwind.h: Likewise.
22248 * config/cris/arit.c: Likewise.
22249 * config/cris/cris_abi_symbol.c: Likewise.
22250 * config/darwin-64.c: Likewise.
22251 * config/darwin-crt2.c: Likewise.
22252 * config/darwin-crt3.c: Likewise.
22253 * config/darwin.h: Likewise.
22254 * config/dbxelf.h: Likewise.
22255 * config/dfp-bit.c: Likewise.
22256 * config/dfp-bit.h: Likewise.
22257 * config/elfos.h: Likewise.
22258 * config/fixed-bit.c: Likewise.
22259 * config/fixed-bit.h: Likewise.
22260 * config/fp-bit.c: Likewise.
22261 * config/fp-bit.h: Likewise.
22262 * config/fr30/crti.asm: Likewise.
22263 * config/fr30/crtn.asm: Likewise.
22264 * config/fr30/lib1funcs.asm: Likewise.
22265 * config/freebsd-spec.h: Likewise.
22266 * config/frv/cmovd.c: Likewise.
22267 * config/frv/cmovh.c: Likewise.
22268 * config/frv/cmovw.c: Likewise.
22269 * config/frv/frvbegin.c: Likewise.
22270 * config/frv/frvend.c: Likewise.
22271 * config/frv/lib1funcs.asm: Likewise.
22272 * config/glibc-stdint.h: Likewise.
22273 * config/h8300/clzhi2.c: Likewise.
22274 * config/h8300/crti.asm: Likewise.
22275 * config/h8300/crtn.asm: Likewise.
22276 * config/h8300/ctzhi2.c: Likewise.
22277 * config/h8300/fixunssfsi.c: Likewise.
22278 * config/h8300/lib1funcs.asm: Likewise.
22279 * config/h8300/parityhi2.c: Likewise.
22280 * config/h8300/popcounthi2.c: Likewise.
22281 * config/i386/ammintrin.h: Likewise.
22282 * config/i386/att.h: Likewise.
22283 * config/i386/avxintrin.h: Likewise.
22284 * config/i386/biarch64.h: Likewise.
22285 * config/i386/bmmintrin.h: Likewise.
22286 * config/i386/cpuid.h: Likewise.
22287 * config/i386/cross-stdarg.h: Likewise.
22288 * config/i386/crtfastmath.c: Likewise.
22289 * config/i386/crtprec.c: Likewise.
22290 * config/i386/cygming-crtbegin.c: Likewise.
22291 * config/i386/cygming-crtend.c: Likewise.
22292 * config/i386/cygwin.asm: Likewise.
22293 * config/i386/emmintrin.h: Likewise.
22294 * config/i386/gmm_malloc.h: Likewise.
22295 * config/i386/gthr-win32.c: Likewise.
22296 * config/i386/i386.h: Likewise.
22297 * config/i386/immintrin.h: Likewise.
22298 * config/i386/linux-unwind.h: Likewise.
22299 * config/i386/linux64.h: Likewise.
22300 * config/i386/mm3dnow.h: Likewise.
22301 * config/i386/mmintrin-common.h: Likewise.
22302 * config/i386/mmintrin.h: Likewise.
22303 * config/i386/nmmintrin.h: Likewise.
22304 * config/i386/pmm_malloc.h: Likewise.
22305 * config/i386/pmmintrin.h: Likewise.
22306 * config/i386/smmintrin.h: Likewise.
22307 * config/i386/sol2-c1.asm: Likewise.
22308 * config/i386/sol2-ci.asm: Likewise.
22309 * config/i386/sol2-cn.asm: Likewise.
22310 * config/i386/sol2-gc1.asm: Likewise.
22311 * config/i386/tmmintrin.h: Likewise.
22312 * config/i386/unix.h: Likewise.
22313 * config/i386/w32-unwind.h: Likewise.
22314 * config/i386/wmmintrin.h: Likewise.
22315 * config/i386/x86-64.h: Likewise.
22316 * config/i386/x86intrin.h: Likewise.
22317 * config/i386/xmmintrin.h: Likewise.
22318 * config/ia64/crtbegin.asm: Likewise.
22319 * config/ia64/crtend.asm: Likewise.
22320 * config/ia64/crtfastmath.c: Likewise.
22321 * config/ia64/crti.asm: Likewise.
22322 * config/ia64/crtn.asm: Likewise.
22323 * config/ia64/fde-glibc.c: Likewise.
22324 * config/ia64/lib1funcs.asm: Likewise.
22325 * config/ia64/linux-unwind.h: Likewise.
22326 * config/ia64/quadlib.c: Likewise.
22327 * config/ia64/unwind-ia64.c: Likewise.
22328 * config/linux.h: Likewise.
22329 * config/m32c/m32c-lib1.S: Likewise.
22330 * config/m32c/m32c-lib2-trapv.c: Likewise.
22331 * config/m32c/m32c-lib2.c: Likewise.
22332 * config/m32r/initfini.c: Likewise.
22333 * config/m68hc11/larith.asm: Likewise.
22334 * config/m68hc11/m68hc11-crt0.S: Likewise.
22335 * config/m68k/cf.md: Likewise.
22336 * config/m68k/crti.s: Likewise.
22337 * config/m68k/crtn.s: Likewise.
22338 * config/m68k/lb1sf68.asm: Likewise.
22339 * config/m68k/linux-unwind.h: Likewise.
22340 * config/mcore/crti.asm: Likewise.
22341 * config/mcore/crtn.asm: Likewise.
22342 * config/mcore/lib1.asm: Likewise.
22343 * config/mips/linux-unwind.h: Likewise.
22344 * config/mips/loongson.h: Likewise.
22345 * config/mips/mips16.S: Likewise.
22346 * config/mmix/crti.asm: Likewise.
22347 * config/mmix/crtn.asm: Likewise.
22348 * config/pa/fptr.c: Likewise.
22349 * config/pa/hpux-unwind.h: Likewise.
22350 * config/pa/lib2funcs.asm: Likewise.
22351 * config/pa/linux-atomic.c: Likewise.
22352 * config/pa/linux-unwind.h: Likewise.
22353 * config/pa/milli64.S: Likewise.
22354 * config/pa/quadlib.c: Likewise.
22355 * config/pa/stublib.c: Likewise.
22356 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22357 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22358 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22359 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22360 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22361 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22362 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22363 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22364 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22365 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22366 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22367 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22368 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22369 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22370 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22371 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22372 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22373 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22374 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22375 * config/rs6000/750cl.h: Likewise.
22376 * config/rs6000/altivec.h: Likewise.
22377 * config/rs6000/biarch64.h: Likewise.
22378 * config/rs6000/crtresfpr.asm: Likewise.
22379 * config/rs6000/crtresgpr.asm: Likewise.
22380 * config/rs6000/crtresxfpr.asm: Likewise.
22381 * config/rs6000/crtresxgpr.asm: Likewise.
22382 * config/rs6000/crtsavfpr.asm: Likewise.
22383 * config/rs6000/crtsavgpr.asm: Likewise.
22384 * config/rs6000/darwin-asm.h: Likewise.
22385 * config/rs6000/darwin-fallback.c: Likewise.
22386 * config/rs6000/darwin-fpsave.asm: Likewise.
22387 * config/rs6000/darwin-ldouble.c: Likewise.
22388 * config/rs6000/darwin-tramp.asm: Likewise.
22389 * config/rs6000/darwin-unwind.h: Likewise.
22390 * config/rs6000/darwin-vecsave.asm: Likewise.
22391 * config/rs6000/darwin-world.asm: Likewise.
22392 * config/rs6000/e500crtres32gpr.asm: Likewise.
22393 * config/rs6000/e500crtres64gpr.asm: Likewise.
22394 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22395 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22396 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22397 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22398 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22399 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22400 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22401 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22402 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22403 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22404 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22405 * config/rs6000/eabi-ci.asm: Likewise.
22406 * config/rs6000/eabi-cn.asm: Likewise.
22407 * config/rs6000/eabi.asm: Likewise.
22408 * config/rs6000/linux-unwind.h: Likewise.
22409 * config/rs6000/linux64.h: Likewise.
22410 * config/rs6000/paired.h: Likewise.
22411 * config/rs6000/paired.md: Likewise.
22412 * config/rs6000/ppc64-fp.c: Likewise.
22413 * config/rs6000/ppu_intrinsics.h: Likewise.
22414 * config/rs6000/rs6000.h: Likewise.
22415 * config/rs6000/si2vmx.h: Likewise.
22416 * config/rs6000/sol-ci.asm: Likewise.
22417 * config/rs6000/sol-cn.asm: Likewise.
22418 * config/rs6000/spe.h: Likewise.
22419 * config/rs6000/spu2vmx.h: Likewise.
22420 * config/rs6000/sysv4.h: Likewise.
22421 * config/rs6000/tramp.asm: Likewise.
22422 * config/rs6000/vec_types.h: Likewise.
22423 * config/s390/linux-unwind.h: Likewise.
22424 * config/s390/tpf-unwind.h: Likewise.
22425 * config/score/crti.asm: Likewise.
22426 * config/score/crtn.asm: Likewise.
22427 * config/sh/crt1.asm: Likewise.
22428 * config/sh/crti.asm: Likewise.
22429 * config/sh/crtn.asm: Likewise.
22430 * config/sh/divtab-sh4-300.c: Likewise.
22431 * config/sh/divtab-sh4.c: Likewise.
22432 * config/sh/divtab.c: Likewise.
22433 * config/sh/lib1funcs-4-300.asm: Likewise.
22434 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22435 * config/sh/lib1funcs.asm: Likewise.
22436 * config/sh/lib1funcs.h: Likewise.
22437 * config/sh/linux-atomic.asm: Likewise.
22438 * config/sh/linux-unwind.h: Likewise.
22439 * config/sh/shmedia.h: Likewise.
22440 * config/sh/sshmedia.h: Likewise.
22441 * config/sh/ushmedia.h: Likewise.
22442 * config/sparc/crtfastmath.c: Likewise.
22443 * config/sparc/linux-unwind.h: Likewise.
22444 * config/sparc/sol2-c1.asm: Likewise.
22445 * config/sparc/sol2-ci.asm: Likewise.
22446 * config/sparc/sol2-cn.asm: Likewise.
22447 * config/spu/divmodti4.c: Likewise.
22448 * config/spu/divv2df3.c: Likewise.
22449 * config/spu/float_disf.c: Likewise.
22450 * config/spu/float_unsdidf.c: Likewise.
22451 * config/spu/float_unsdisf.c: Likewise.
22452 * config/spu/float_unssidf.c: Likewise.
22453 * config/spu/mfc_multi_tag_release.c: Likewise.
22454 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22455 * config/spu/mfc_tag_release.c: Likewise.
22456 * config/spu/mfc_tag_reserve.c: Likewise.
22457 * config/spu/mfc_tag_table.c: Likewise.
22458 * config/spu/multi3.c: Likewise.
22459 * config/spu/spu_internals.h: Likewise.
22460 * config/spu/spu_intrinsics.h: Likewise.
22461 * config/spu/spu_mfcio.h: Likewise.
22462 * config/spu/vec_types.h: Likewise.
22463 * config/spu/vmx2spu.h: Likewise.
22464 * config/stormy16/stormy16-lib2.c: Likewise.
22465 * config/svr4.h: Likewise.
22466 * config/sync.c: Likewise.
22467 * config/v850/lib1funcs.asm: Likewise.
22468 * config/vxlib-tls.c: Likewise.
22469 * config/vxlib.c: Likewise.
22470 * config/vxworks-dummy.h: Likewise.
22471 * config/xtensa/crti.asm: Likewise.
22472 * config/xtensa/crtn.asm: Likewise.
22473 * config/xtensa/ieee754-df.S: Likewise.
22474 * config/xtensa/ieee754-sf.S: Likewise.
22475 * config/xtensa/lib1funcs.asm: Likewise.
22476 * config/xtensa/lib2funcs.S: Likewise.
22477 * config/xtensa/linux-unwind.h: Likewise.
22478 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22479 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22480 * coretypes.h: Likewise.
22481 * crtstuff.c: Likewise.
22482 * defaults.h: Likewise.
22483 * dwarf2.h: Likewise.
22484 * emutls.c: Likewise.
22485 * gbl-ctors.h: Likewise.
22486 * gcov-io.h: Likewise.
22487 * ginclude/float.h: Likewise.
22488 * ginclude/iso646.h: Likewise.
22489 * ginclude/stdarg.h: Likewise.
22490 * ginclude/stdbool.h: Likewise.
22491 * ginclude/stddef.h: Likewise.
22492 * ginclude/stdfix.h: Likewise.
22493 * ginclude/stdint-gcc.h: Likewise.
22494 * ginclude/tgmath.h: Likewise.
22495 * gthr-aix.h: Likewise.
22496 * gthr-dce.h: Likewise.
22497 * gthr-gnat.c: Likewise.
22498 * gthr-gnat.h: Likewise.
22499 * gthr-lynx.h: Likewise.
22500 * gthr-mipssde.h: Likewise.
22501 * gthr-nks.h: Likewise.
22502 * gthr-posix.c: Likewise.
22503 * gthr-posix.h: Likewise.
22504 * gthr-posix95.h: Likewise.
22505 * gthr-rtems.h: Likewise.
22506 * gthr-single.h: Likewise.
22507 * gthr-solaris.h: Likewise.
22508 * gthr-tpf.h: Likewise.
22509 * gthr-vxworks.h: Likewise.
22510 * gthr-win32.h: Likewise.
22511 * gthr.h: Likewise.
22512 * libgcc2.c: Likewise.
22513 * libgcc2.h: Likewise.
22514 * libgcov.c: Likewise.
22515 * tsystem.h: Likewise.
22516 * typeclass.h: Likewise.
22517 * unwind-c.c: Likewise.
22518 * unwind-compat.h: Likewise.
22519 * unwind-dw2-fde-compat.c: Likewise.
22520 * unwind-dw2-fde-darwin.c: Likewise.
22521 * unwind-dw2-fde-glibc.c: Likewise.
22522 * unwind-dw2-fde.c: Likewise.
22523 * unwind-dw2-fde.h: Likewise.
22524 * unwind-dw2.c: Likewise.
22525 * unwind-dw2.h: Likewise.
22526 * unwind-generic.h: Likewise.
22527 * unwind-pe.h: Likewise.
22528 * unwind-sjlj.c: Likewise.
22529 * unwind.inc: Likewise.
22530 * config/arm/neon-gen.ml: Change generated copyright header to
22531 refer to version 3 of the GNU General Public License with
22532 version 3.1 of the GCC Runtime Library Exception and to point
22533 readers at the COPYING3 and COPYING3.RUNTIME files and the
22534 FSF's license web page.
22535 * config/arm/arm_neon.h: Regenerate.
22537 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22539 * config/cris/cris.md: Change copyright header to refer to version
22540 3 of the GNU General Public License.
22541 * doc/install.texi2html: Change copyright header to refer to version
22542 3 of the GNU General Public License and to point readers at the
22543 COPYING3 file and the FSF's license web page.
22544 * config/vax/linux.h: Likewise.
22546 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22548 * config/i386/i386.md (cmpcc): New.
22549 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22550 (sync_compare_and_swap_cc*): Delete.
22552 * config/s390/s390.c (s390_compare_emitted): Remove.
22553 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22554 s390_compare_emitted used to be handled. Assert that modes match.
22555 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22556 refer to sync_compare_and_swap_ccsi.
22557 * config/s390/s390.h (s390_compare_emitted): Remove.
22558 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22559 instead of s390_compare_emitted.
22560 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22561 instead of s390_compare_emitted.
22562 * config/s390/s390.md (cmpcc): New.
22563 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22564 CC_REGNUM, do not pretend it's set.
22565 (sync_compare_and_swap_cc*): Delete.
22566 * config/s390/predicates.md (cc_reg_operand): New.
22568 * expr.c (sync_compare_and_swap_cc): Delete.
22569 * optabs.h (sync_compare_and_swap_cc): Delete.
22570 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22571 is being used with can_compare_p.
22572 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22573 (find_cc_set): New.
22574 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22575 look for a MODE_CC set instead. Use emit_store_flag.
22576 (expand_compare_and_swap_loop): Likewise, with some additional
22577 complication to avoid a force_reg when useless. Use
22578 emit_cmp_and_jump_insns.
22579 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22580 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22581 sync_compare_and_swap documentation.
22583 2009-04-09 Jan Hubicka <jh@suse.cz>
22585 * except.c (find_prev_try): Break out from ....
22586 (duplicate_eh_regions): ... here; properly update prev_try pointers
22587 when duplication part of tree.
22588 (dump_eh_tree): Improve dumping.
22589 (verify_eh_region): New.
22590 (verify_eh_tree): Use it.
22592 2009-04-06 Richard Guenther <rguenther@suse.de>
22594 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22595 &ARRAY addresses by adjusting their types and prepending
22597 * tree-cfg.c (verify_gimple_assign_single): Verify that
22598 addresses are correct.
22600 2009-04-09 Richard Guenther <rguenther@suse.de>
22602 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22603 indices into an array reference if possible.
22604 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22605 Fold POINTER_PLUS_EXPR statements with invariant address.
22607 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22610 * config.gcc (powerpc64-*-linux*): Always build biarch.
22612 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22615 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22616 it and pedwarn if this results in an INTEGER_CST.
22618 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22620 * doc/install.texi: Update minimum GMP version. Remove obsolete
22621 text in MPFR section.
22623 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22625 * dwarf2out.c (class_scope_p): New static inline.
22626 (class_or_namespace_scope_p): Use it.
22627 (gen_variable_die): Use DW_TAG_member tag for static data member
22628 declarations instead of DW_TAG_variable.
22630 PR middle-end/39573
22631 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22634 2009-04-08 Richard Guenther <rguenther@suse.de>
22636 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22637 valueize random data.
22639 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22641 * config.gcc (aix tm_file): Add aix-stdint.h.
22642 (aix tm clause use_gcc_stdint): Set to wrap.
22643 * config/rs6000/aix-stdint.h: New file.
22645 2009-04-08 Richard Guenther <rguenther@suse.de>
22647 PR middle-end/36291
22648 * tree-dfa.c (add_referenced_var): Do not recurse into
22649 global initializers.
22650 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22652 (fold_const_aggregate_ref): Likewise.
22654 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22656 * recog.c (ordered_comparison_operator): New.
22657 * gensupport.c (std_preds): Add it.
22658 * doc/md.texi (Machine-Independent Predicates): Document it.
22660 2009-04-08 Jan Hubicka <jh@suse.cz>
22662 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22663 * function.h (rtl_eh): Remove exception_handler_label_map.
22664 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22665 remove_exception_handler_label, for_each_eh_label_1): Remove.
22666 (rtl_remove_unreachable_regions): Remove.
22667 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22668 (find_exception_handler_labels): Don't build the hashtable.
22669 (maybe_remove_eh_handler): Remove.
22670 (for_each_eh_label): Rewrite to walk the tree.
22671 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22672 * except.h (maybe_remove_eh_handler): Remove.
22673 * passes.c (init_optimization_passes): Schedule second EH cleanup
22675 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22676 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22678 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22680 * genoutput.c (validate_optab_operands): New.
22681 (gen_insn, gen_expand): Call it.
22683 * genflags.c (gen_insn): Detect misused iterators.
22684 (main): Pass line_no to gen_insn, exit with status 1 on error.
22686 * genextract.c (line_no): Make global.
22687 (VEC_safe_set_locstr): Change assertion to error message.
22688 (main): Exit with status 1 on error.
22690 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22694 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22695 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22696 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22697 * c-convert.c (convert): Do not call fold on results of conversion
22698 functions when the result is a C_MAYBE_CONST_EXPR.
22699 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22700 of __builtin_choose_expr.
22701 * c-typeck.c (remove_c_maybe_const_expr): New.
22702 (build_unary_op, build_conditional_expr, build_compound_expr,
22703 build_binary_op, c_objc_common_truthvalue_conversion): Call
22704 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22707 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22709 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22710 CODE to produce a new one. Add a prototype to use fold_convert_const
22712 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22715 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22716 mix declarations and code.
22718 2009-04-08 Ben Elliston <bje@au.ibm.com>
22720 * gcc.c: Replace `CC' with `GCC' throughout.
22722 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22724 * doc/invoke.texi: Document Atom support.
22726 2009-04-07 Jason Merrill <jason@redhat.com>
22729 * c-common.h, c-common.c: Add flag_pretty_templates.
22730 * c-opts.c (c_common_handle_option): Set it.
22731 * c.opt: Add -fno-pretty-templates.
22732 * doc/invoke.texi (C++ Dialect Options): Likewise.
22734 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22736 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22737 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22738 (ia64_expand_builtin): Likewise.
22740 2009-04-07 Martin Jambor <mjambor@suse.cz>
22742 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22743 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22744 ADDR_EXPRS are include too.
22746 2009-04-07 Richard Guenther <rguenther@suse.de>
22748 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22749 decls are only used if passes as parameters or if they are
22750 local statics and the call is not to a builtin.
22751 (call_may_clobber_ref_p_1): Likewise.
22753 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22755 * expr.c (do_store_flag): Remove last argument. Simplify code
22756 to avoid duplication of tests already done by can_compare_p.
22757 (expand_expr_real_1): Adjust caller.
22759 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22761 * optabs.c (can_compare_p): Test the predicate of a
22762 cbranch and cstore pattern.
22764 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22766 * expr.c (convert_move): Use emit_store_flag instead of
22769 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22771 * config/i386/i386.c (ix86_compare_emitted): Remove.
22772 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22773 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22774 * config/i386/i386.h (ix86_compare_emitted): Remove.
22775 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22776 instead of ix86_compare_emitted.
22777 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22779 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22781 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22782 Add t-sysroot-suffix to tmake_file.
22783 * config/print-sysroot-suffix.sh: New file.
22784 * config/t-sysroot-suffix: New file.
22786 2009-04-07 Ben Elliston <bje@au.ibm.com>
22788 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22789 as the latter produces a warning when the target does not support
22792 2009-04-07 Ben Elliston <bje@au.ibm.com>
22794 * dfp.c: Replace type punning assignments with memcpy throughout.
22795 * Makefile.in (dfp.o-warn): Remove.
22797 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22800 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22801 Include soft-fp/t-softfp after rs6000/t-linux64.
22803 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22805 * stor-layout.c (set_sizetype): Use the full precision of their
22806 machine mode for bitsize types.
22808 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22810 * config/i386/i386.md: Revert 2 accidental checkins.
22812 2009-04-06 Joey Ye <joey.ye@intel.com>
22813 Xuepeng Guo <xuepeng.guo@intel.com>
22814 H.J. Lu <hongjiu.lu@intel.com>
22816 Atom pipeline model, tuning and insn selection.
22817 * config.gcc (atom): Add atom config options and target.
22819 * config/i386/atom.md: New.
22821 * config/i386/i386.c (atom_cost): New cost.
22822 (m_ATOM): New macro flag.
22823 (initial_ix86_tune_features): Set m_ATOM.
22824 (x86_accumulate_outgoing_args): Likewise.
22825 (x86_arch_always_fancy_math_387): Likewise.
22826 (processor_target): Add Atom cost.
22827 (cpu_names): Add Atom cpu name.
22828 (override_options): Set Atom ISA.
22829 (ix86_issue_rate): New case PROCESSOR_ATOM.
22830 (ix86_adjust_cost): Likewise.
22832 * config/i386/i386.h (TARGET_ATOM): New target macro.
22833 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22834 (TARGET_OPT_AGU): New target option.
22835 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22836 (processor_type): Add PROCESSOR_ATOM.
22838 * config/i386/i386.md (cpu): Add new value "atom".
22839 (use_carry, movu): New attr.
22840 (atom.md): Include atom.md.
22841 (adddi3_carry_rex64): Set attr "use_carry".
22842 (addqi3_carry): Likewise.
22843 (addhi3_carry): Likewise.
22844 (addsi3_carry): Likewise.
22845 (*addsi3_carry_zext): Likewise.
22846 (subdi3_carry_rex64): Likewise.
22847 (subqi3_carry): Likewise.
22848 (subhi3_carry): Likewise.
22849 (subsi3_carry): Likewise.
22850 (x86_movdicc_0_m1_rex64): Likewise.
22851 (*x86_movdicc_0_m1_se): Likewise.
22852 (x86_movsicc_0_m1): Likewise.
22853 (*x86_movsicc_0_m1_se): Likewise.
22854 (*adddi_1_rex64): Emit add insn as much as possible.
22855 (*addsi_1): Likewise.
22856 (return_internal): Set atom_unit.
22857 (return_internal_long): Likewise.
22858 (return_pop_internal): Likewise.
22859 (*rcpsf2_sse): Set atom_sse_attr attr.
22860 (*qrt<mode>2_sse): Likewise.
22861 (*prefetch_sse): Likewise.
22863 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22865 (ix86_target_macros_internal): Likewise.
22867 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22868 (*prefetch_sse_rex): Likewise.
22869 (sse_rcpv4sf2): Likewise.
22870 (sse_vmrcpv4sf2): Likewise.
22871 (sse_sqrtv4sf2): Likewise.
22872 (<sse>_vmsqrt<mode>2): Likewise.
22873 (sse_ldmxcsr): Likewise.
22874 (sse_stmxcsr): Likewise.
22875 (*sse_sfence): Likewise.
22876 (sse2_clflush): Likewise.
22877 (*sse2_mfence): Likewise.
22878 (*sse2_lfence): Likewise.
22879 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22880 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22881 (avx_movdqu<avxmodesuffix>): Likewise.
22882 (avx_lddqu<avxmodesuffix>): Likewise.
22883 (sse2_movntv2di): Change attr "type" to "ssemov".
22884 (sse2_movntsi): Likewise.
22885 (rsqrtv8sf2): Change attr "type" to "sseadd".
22886 (sse3_addsubv2df3): Set attr "atom_unit".
22887 (sse3_h<plusminus_insn>v4sf3): Likewise.
22888 (*sse2_pmaddwd): Likewise.
22889 (*vec_extractv2di_1_rex64): Likewise.
22890 (*vec_extractv2di_1_avx): Likewise.
22891 (sse2_psadbw): Likewise.
22892 (ssse3_phaddwv8hi3): Likewise.
22893 (ssse3_phaddwv4hi3): Likewise.
22894 (ssse3_phadddv4si3): Likewise.
22895 (ssse3_phadddv2si3): Likewise.
22896 (ssse3_phaddswv8hi3): Likewise.
22897 (ssse3_phaddswv4hi3): Likewise.
22898 (ssse3_phsubwv8hi3): Likewise.
22899 (ssse3_phsubwv4hi3): Likewise.
22900 (ssse3_phsubdv4si3): Likewise.
22901 (ssse3_phsubdv2si3): Likewise.
22902 (ssse3_phsubswv8hi3): Likewise.
22903 (ssse3_phsubswv4hi3): Likewise.
22904 (ssse3_pmaddubsw128): Likewise.
22905 (sse3_pmaddubsw: Likewise.
22906 (ssse3_palignrti): Likewise.
22907 (ssse3_palignrdi): Likewise.
22909 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22911 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22913 2009-04-06 Richard Guenther <rguenther@suse.de>
22915 PR tree-optimization/28868
22916 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22917 of which PHI results we inserted.
22918 (insert_into_preds_of_block): Record inserted PHIs.
22919 (eliminate): Eliminate redundant PHI nodes.
22920 (init_pre): Init inserted_phi_names.
22922 2009-04-06 Richard Guenther <rguenther@suse.de>
22924 PR tree-optimization/39643
22925 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22926 IMAGPART_EXPRs of complex constants.
22927 (execute_fold_all_builtins): If we folded a call queue
22928 TODO_update_address_taken.
22930 2009-04-06 Jan Hubicka <jh@suse.cz>
22932 PR middle-end/39659
22933 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22936 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22938 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22940 (ic_invalidate_array): Likewise.
22942 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22944 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22945 alignment for library calls.
22947 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22949 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22950 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22951 * config/i386/mingw-stdint.h: New file.
22953 2009-04-05 Richard Guenther <rguenther@suse.de>
22955 PR tree-optimization/39648
22956 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22957 our &A vs. &A[0] IL deficiencies.
22959 2009-04-04 Jan Hubicka <jh@suse.cz>
22961 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22962 removed toplevel regions.
22963 (sjlj_mark_call_sites): Likewise.
22965 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22967 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22968 (cygwin tm clause use_gcc_stdint): Set to wrap.
22969 * config/i386/cygwin-stdint.h: New file.
22971 2009-04-04 Richard Guenther <rguenther@suse.de>
22973 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22974 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22975 single-argument PHIs if we are in loop-closed SSA form.
22976 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22977 for the pre-condition.
22978 (slpeel_tree_peel_loop_to_edge): Likewise.
22979 (vect_build_loop_niters): Take an optional sequence to append stmts.
22980 (vect_generate_tmps_on_preheader): Likewise.
22981 (vect_do_peeling_for_loop_bound): Take extra guards for the
22983 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22984 the cost model check.
22985 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22986 guards if we are going to peel. Do not apply versioning in that case.
22987 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22988 (vect_do_peeling_for_loop_bound): Likewise.
22989 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22990 loop bound only record extra pre-conditions, do not apply loop
22993 2009-04-04 Richard Guenther <rguenther@suse.de>
22995 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22998 2009-04-04 Jan Hubicka <jh@suse.cz>
23000 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23001 last_basic_block for size of bb->index indexed array.
23002 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23003 compute_out, link_btr_uses, build_btr_def_use_webs,
23004 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23006 2009-04-04 Jan Hubicka <jh@suse.cz>
23008 * except.c (remove_eh_handler_and_replace): Break out from ...
23009 (remove_eh_handler): ... here.
23010 (bring_to_root): New function.
23011 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23012 handled ones, bring others to root of tree.
23014 2009-04-04 Jan Hubicka <jh@suse.cz>
23016 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23017 (all_phis_safe_to_merge): New function.
23018 (update_info): New structure.
23019 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23020 (cleanup_empty_eh): Update SSA if possible.
23022 2009-04-04 Richard Guenther <rguenther@suse.de>
23024 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23025 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23026 (append_vuse): Likewise.
23028 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23030 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23031 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23032 instead of REG_UNSAVED for DW_CFA_undefined.
23033 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23034 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23037 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23040 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23042 2009-04-04 Richard Guenther <rguenther@suse.de>
23044 PR tree-optimization/8781
23045 PR tree-optimization/37892
23046 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23047 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23048 (valueize_refs): Call it for *& valueizations.
23049 (shared_reference_ops_from_ref): Rename to ...
23050 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23051 (shared_reference_ops_from_call): Rename to ...
23052 (valueize_shared_reference_ops_from_call): ... this and valueize.
23053 (vn_reference_lookup): Update.
23054 (visit_reference_op_call): Likewise.
23055 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23056 (eliminate): Value-replace the call address in call statements.
23058 2009-04-04 Richard Guenther <rguenther@suse.de>
23060 PR tree-optimization/39636
23061 * tree-ssa-forwprop.c
23062 (forward_propagate_addr_into_variable_array_index): Check for
23063 GIMPLE_ASSIGN before accessing the rhs code.
23065 2009-04-03 Jason Merrill <jason@redhat.com>
23067 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23069 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23071 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23072 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23073 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23074 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23075 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23076 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23077 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23078 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23079 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23080 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23081 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23082 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23083 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23084 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23085 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23086 Use fr_reg_or_fp01_operand instead of fr_register_operand
23088 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23089 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23090 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23092 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23094 PR rtl-optimization/39607
23095 PR rtl-optimization/39631
23099 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23100 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23101 instead of DF_LR_OUT.
23102 * ira-lives.c (process_bb_node_lives): Ditto.
23103 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23104 instead of DF_LR_{OUT,IN}.
23105 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23106 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23108 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23110 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23111 (execute_lower_omp): Always run but take the short way out if -fopenmp
23113 (gate_lower_omp): Remove, forcing the pass manager to always run the
23114 pass and always set PROP_gimple_lomp.
23115 (pass_lower_omp): Remove gate function.
23116 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23117 PROP_trees. Instead, require it.
23118 * ipa-cp.c (pass_ipa_cp): Likewise.
23119 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23120 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23121 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23122 and PROP_gimple_leh.
23124 2009-04-03 Richard Guenther <rguenther@suse.de>
23126 PR middle-end/13146
23127 PR tree-optimization/23940
23128 PR tree-optimization/33237
23129 PR middle-end/33974
23130 PR middle-end/34093
23131 PR tree-optimization/36201
23132 PR tree-optimization/36230
23133 PR tree-optimization/38049
23134 PR tree-optimization/38207
23135 PR tree-optimization/38230
23136 PR tree-optimization/38301
23137 PR tree-optimization/38585
23138 PR middle-end/38895
23139 PR tree-optimization/38985
23140 PR tree-optimization/39299
23141 * tree-ssa-structalias.h: Remove.
23142 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23143 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23144 (struct vuse_element_d): Remove.
23145 (struct vuse_vec_d): Likewise.
23146 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23147 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23148 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23149 VUSE_ELEMENT_VAR): Likewise.
23150 (struct voptype_d): Likewise.
23151 (NUM_VOP_FREE_BUCKETS): Likewise.
23152 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23153 (struct stmt_operands_d): Remove.
23154 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23155 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23156 VDEF_NUM, VDEF_VECT): Likewise.
23157 (copy_virtual_operands): Remove.
23158 (operand_build_cmp): Likewise.
23159 (create_ssa_artificial_load_stmt): Likewise.
23160 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23161 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23162 vuse_index and mayuse_index members. Pack and move done and iter_type
23163 members to the front.
23164 (SSA_OP_VMAYUSE): Remove.
23165 (SSA_OP_VIRTUAL_USES): Adjust.
23166 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23167 (unlink_stmt_vdef): Declare.
23168 (add_to_addressable_set): Remove.
23169 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23170 (vrp_visit_stmt): Likewise.
23171 * doc/tree-ssa.texi (Alias analysis): Update.
23172 * doc/invoke.texi (max-aliased-vops): Remove docs.
23173 (avg-aliased-vops): Likewise.
23174 * tree-into-ssa.c (syms_to_rename): Remove.
23175 (need_to_update_vops_p): Likewise.
23176 (need_to_initialize_update_ssa_p): Rename to ...
23177 (update_ssa_initialized_fn): ... this. Track function we are
23179 (symbol_marked_for_renaming): Simplify.
23180 (add_new_name_mapping): Do not set need_to_update_vops_p.
23181 (dump_currdefs): Use SYMS_TO_RENAME.
23182 (rewrite_update_stmt): Always walk all uses/defs.
23183 (dump_update_ssa): Adjust.
23184 (init_update_ssa): Take function argument. Track what we are
23186 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23187 (create_new_def_for): Initialize for cfun, assert we are initialized
23189 (mark_sym_for_renaming): Simplify.
23190 (mark_set_for_renaming): Do not initialize update-ssa.
23191 (need_ssa_update_p): Simplify. Take function argument.
23192 (name_mappings_registered_p): Assert we ask for the correct function.
23193 (name_registered_for_update_p): Likewise.
23194 (ssa_names_to_replace): Likewise.
23195 (release_ssa_name_after_update_ssa): Likewise.
23196 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23197 (dump_decl_set): Do not print a newline.
23198 (debug_decl_set): Do it here.
23199 (dump_update_ssa): And here.
23200 * tree-ssa-loop-im.c (move_computations): Adjust.
23201 (movement_possibility): Likewise.
23202 (determine_max_movement): Likewise.
23203 (gather_mem_refs_stmt): Likewise.
23204 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23205 or NAME_MEMORY_TAG.
23206 * tree-complex.c (update_all_vops): Remove.
23207 (expand_complex_move): Adjust.
23208 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23209 Simplify test for memory referencing statement. Exclude
23210 non-invariant ADDR_EXPRs.
23211 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23212 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23213 (rdg_flag_uses): Likewise.
23214 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23216 (tree_optimize_tail_calls_1): Also split the
23217 edge from the entry block if we have degenerate PHI nodes in
23218 the first basic block.
23219 * tree.c (init_ttree): Remove memory-tag related code.
23220 (tree_code_size): Likewise.
23221 (tree_node_structure): Likewise.
23222 (build7_stat): Re-write to be build6_stat.
23223 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23224 (SSA_VAR_P): Adjust.
23225 (struct tree_memory_tag): Remove.
23226 (struct tree_memory_partition_tag): Likewise.
23227 (union tree_node): Adjust.
23228 (build7): Re-write to be build6.
23229 * tree-pass.h (pass_reset_cc_flags): Remove.
23230 (TODO_update_address_taken): New flag.
23231 (pass_simple_dse): Remove.
23232 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23233 * params.h (MAX_ALIASED_VOPS): Remove.
23234 (AVG_ALIASED_VOPS): Likewise.
23235 * omp-low.c (expand_omp_taskreg): Update SSA form.
23236 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23237 aliases the lhs in a copy stmt.
23238 * tree-ssa-dse.c (struct address_walk_data): Remove.
23239 (memory_ssa_name_same): Likewise.
23240 (memory_address_same): Likewise.
23241 (get_kill_of_stmt_lhs): Likewise.
23242 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23243 unused stores. Look through PHI nodes into post-dominated regions.
23244 (dse_optimize_stmt): Simplify. Properly remove stores.
23245 (tree_ssa_dse): Compute dominators.
23246 (execute_simple_dse): Remove.
23247 (pass_simple_dse): Likewise.
23248 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23249 gimple_loaded_syms and gimple_stored_syms computation.
23250 * toplev.c (dump_memory_report): Dump alias and pta stats.
23251 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23252 (vn_reference_eq): Likewise.
23253 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23254 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23255 valueize_vuses): Remove.
23256 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23257 (get_def_ref_stmt_vuse): ... this.
23258 (vn_reference_lookup_2): New function.
23259 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23260 walking equivalent vuses. Simplify.
23261 (vn_reference_lookup): Likewise.
23262 (vn_reference_insert): Likewise.
23263 (vn_reference_insert_pieces): Likewise.
23264 (visit_reference_op_call): Simplify.
23265 (visit_reference_op_load): Likewise.
23266 (visit_reference_op_store): Likewise.
23267 (init_scc_vn): Remove shared_lookup_vuses initialization.
23268 (free_scc_vn): Remove shared_lookup_vuses freeing.
23269 (sort_vuses, sort_vuses_heap): Remove.
23270 (get_ref_from_reference_ops): Export.
23271 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23272 vector with single vuse pointer.
23273 (vn_reference_lookup_pieces, vn_reference_lookup,
23274 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23275 (shared_vuses_from_stmt): Remove.
23276 (get_ref_from_reference_ops): Declare.
23277 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23278 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23279 memory-tag related code.
23280 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23281 (likely_value): Add comment, skip static-chain of call statements.
23282 (surely_varying_stmt_p): Adjust.
23283 (gimplify_and_update_call_from_tree): Likewise.
23284 (execute_fold_all_builtins): Do not rebuild alias info.
23285 (gimplify_and_update_call_from_tree): Properly update VOPs.
23286 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23287 (copy_ref_info): Remove memory-tag related code.
23288 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23289 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23290 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23292 * tree-ssa-dom.c (gimple_p): Remove typedef.
23293 (eliminate_redundant_computations): Adjust.
23294 (record_equivalences_from_stmt): Likewise.
23295 (avail_expr_hash): Likewise.
23296 (avail_expr_eq): Likewise.
23297 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23298 (stmt_makes_single_load): Likewise.
23299 (stmt_makes_single_store): Likewise.
23300 * tree-ssa-alias.c: Rewrite completely.
23301 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23302 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23303 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23304 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23305 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23306 Remove public functions.
23307 (pass_reset_cc_flags): Remove.
23308 (pass_build_alias): Move ...
23309 * tree-ssa-structalias.c (pass_build_alias): ... here.
23310 * tree-ssa-alias.c (may_be_aliased): Move ...
23311 * tree-flow-inline.h (may_be_aliased): ... here.
23312 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23313 count_uses_and_derefs): Move ...
23314 * gimple.c: ... here.
23315 * gimple.h (count_uses_and_derefs): Declare.
23316 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23317 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23318 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23319 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23320 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23321 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23322 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23324 * tree-dfa.c (refs_may_alias_p): Move ...
23325 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23326 * tree-ssa-alias.h: New file.
23327 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23328 (statement_sink_location): Likewise.
23329 * opts.c (decode_options): Do not adjust max-aliased-vops or
23330 avg-aliased-vops values.
23331 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23332 (TV_CALL_CLOBBER): Likewise.
23333 (TV_FLOW_SENSITIVE): Likewise.
23334 (TV_FLOW_INSENSITIVE): Likewise.
23335 (TV_MEMORY_PARTITIONING): Likewise.
23336 (TV_ALIAS_STMT_WALK): New timevar.
23337 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23338 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23339 (get_address_description): Remove memory-tag related code.
23340 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23341 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23342 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23343 and immediate uses in statements. Document.
23344 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23345 (dump_symbols): Remove.
23346 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23347 * alias.c (get_deref_alias_set): New function split out from ...
23348 (get_alias_set): ... here.
23349 * alias.h (get_deref_alias_set): Declare.
23350 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23351 type parameter. Remove restrict pointer handling. Create a
23352 ref-all pointer in case type-based alias sets do not conflict.
23353 (vect_analyze_data_refs): Remove SMT related code.
23354 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23355 (vectorizable_load): Likewise.
23356 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23357 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23358 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23359 Ignore vops and SMTs.
23360 (dr_analyze_alias): Likewise..
23361 (free_data_ref): Likewise.
23362 (create_data_ref): Likewise.
23363 (analyze_all_data_dependences): Likewise.
23364 (get_references_in_stmt): Adjust.
23365 * tree-flow-inline.h (gimple_aliases_computed_p,
23366 gimple_addressable_vars, gimple_call_clobbered_vars,
23367 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23368 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23369 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23370 gimple_mem_ref_stats): Remove.
23371 (gimple_vop): New function.
23372 (op_iter_next_use): Remove vuses and mayuses cases.
23373 (op_iter_next_def): Remove vdefs case.
23374 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23375 (clear_and_done_ssa_iter): Do not set removed fields.
23376 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23377 Assert we are not iterating over vuses or vdefs if not also
23378 iterating over uses or defs.
23379 (op_iter_init_use): Likewise.
23380 (op_iter_init_def): Likewise.
23381 (op_iter_next_vdef): Remove.
23382 (op_iter_next_mustdef): Likewise.
23383 (op_iter_init_vdef): Likewise.
23384 (compare_ssa_operands_equal): Likewise.
23385 (link_use_stmts_after): Handle vuse operand.
23386 (is_call_used): Use is_call_clobbered.
23387 (is_call_clobbered): Global variables are always call clobbered,
23388 query the call-clobbers bitmap.
23389 (mark_call_clobbered): Ignore global variables.
23390 (clear_call_clobbered): Likewise.
23391 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23392 virtual operands sanity check.
23393 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23395 (TARGET_MEM_REF): Remove TMR_TAG operand.
23396 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23397 Remove call-clobber related code.
23398 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23399 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23400 partitions or escape reason.
23401 (get_single_def_stmt, get_single_def_stmt_from_phi,
23402 get_single_def_stmt_with_phi): Remove.
23403 (dump_referenced_vars): Tidy.
23404 (get_ref_base_and_extent): Allow bare decls.
23405 (collect_dfa_stats): Adjust.
23406 * graphite.c (rename_variables_in_stmt): Adjust.
23407 (graphite_copy_stmts_from_block): Likewise.
23408 (translate_clast): Likewise.
23409 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23411 (translate_vuse_through_block): Use the oracle.
23412 (phi_translate_1): Adjust.
23413 (value_dies_in_block_x): Use the oracle. Cache the outcome
23415 (valid_in_sets): Check if the VUSE for
23416 a REFERENCE is available.
23417 (eliminate): Do not remove stmts during elimination,
23418 instead queue and remove them afterwards.
23419 (do_pre): Do not rebuild alias info.
23420 (pass_pre): Run TODO_rebuild_alias before PRE.
23421 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23422 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23423 (mark_all_v_defs_stmt): Remove.
23424 (mark_all_v_defs_seq): Adjust.
23425 (sra_replace): Likewise.
23426 (scalarize_use): Likewise.
23427 (scalarize_copy): Likewise.
23428 (scalarize_init): Likewise.
23429 (scalarize_ldst): Likewise.
23430 (todoflags): Remove.
23431 (tree_sra): Do not rebuild alias info.
23432 (tree_sra_early): Adjust.
23433 (pass_sra): Run TODO_update_address_taken before SRA.
23434 * tree-predcom.c (set_alias_info): Remove.
23435 (prepare_initializers_chain): Do not call it.
23436 (mark_virtual_ops_for_renaming): Adjust.
23437 (mark_virtual_ops_for_renaming_list): Remove.
23438 (initialize_root_vars): Adjust.
23439 (initialize_root_vars_lm): Likewise.
23440 (prepare_initializers_chain): Likewise.
23441 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23442 (may_propagate_copy_into_stmt): Likewise.
23443 (merge_alias_info): Do nothing for now.
23444 (propagate_tree_value_into_stmt): Adjust.
23445 (stmt_may_generate_copy): Likewise.
23446 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23447 not mark symbols for renaming.
23448 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23449 with the same statement, make sure to update the new pointed-to one.
23450 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23451 call statements, do not mark symbols for renaming.
23452 (mark_operand_necessary): Dump something.
23453 (ref_may_be_aliased): New function.
23454 (mark_aliased_reaching_defs_necessary_1): New helper function.
23455 (mark_aliased_reaching_defs_necessary): Likewise.
23456 (mark_all_reaching_defs_necessary_1): Likewise.
23457 (mark_all_reaching_defs_necessary): Likewise.
23458 (propagate_necessity): Do not process virtual PHIs. For
23459 non-aliased loads mark all reaching definitions as necessary.
23460 For aliased loads and stores mark the immediate dominating
23461 aliased clobbers as necessary.
23462 (visited): New global static.
23463 (perform_tree_ssa_dce): Free visited bitmap after propagating
23465 (remove_dead_phis): Perform simple dead virtual PHI removal.
23466 (remove_dead_stmt): Properly unlink virtual operands when
23468 (eliminate_unnecessary_stmts): Schedule PHI removal after
23470 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23471 (process_replaceable): Likewise.
23472 (find_replaceable_in_bb): Likewise.
23473 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23474 based on the single gimple vop.
23475 (verify_flow_insensitive_alias_info): Remove.
23476 (verify_flow_sensitive_alias_info): Likewise.
23477 (verify_call_clobbering): Likewise.
23478 (verify_memory_partitions): Likewise.
23479 (verify_alias_info): Likewise.
23480 (verify_ssa): Adjust..
23481 (execute_update_addresses_taken): Export. Update SSA
23482 manually. Optimize only when optimizing. Use a local bitmap.
23483 (pass_update_address_taken): Remove TODO_update_ssa, add
23485 (pass_update_address_taken): Just use TODO_update_address_taken.
23486 (init_tree_ssa): Do not initialize addressable_vars.
23487 (verify_ssa): Verify new VUSE / VDEF properties.
23488 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23489 Do not call verify_alias_info.
23490 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23491 Do not free the loaded and stored syms bitmaps. Reset the escaped
23492 and callused solutions. Do not free addressable_vars.
23493 Remove memory-tag related code.
23494 (warn_uninitialized_var): Aliases are always available.
23495 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23496 * lambda-code.c (can_put_in_inner_loop): Adjust.
23497 (can_put_after_inner_loop): Likewise.
23498 (perfect_nestify): Likewise.
23499 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23500 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23501 (vectorizable_conversion): Do not mark symbols for renaming.
23502 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23503 (expand_call_inline): Unlink the calls virtual operands before
23505 (tree_function_versioning): Do not call update_ssa if we are not
23506 updating clones. Simplify.
23507 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23508 (propagate_with_phi): Likewise..
23509 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23510 clobber code. Assert we are not aliased or global.
23511 * tree-flow.h: Include tree-ssa-alias.h
23512 (enum escape_type): Remove.
23513 (struct mem_sym_stats_d): Likewise.
23514 (struct mem_ref_stats_d): Likewise.
23515 (struct gimple_df): Add vop member. Remove global_var,
23516 call_clobbered_vars, call_used_vars, addressable_vars,
23517 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23518 escaped and callused members.
23519 (struct ptr_info_def): Remove all members, add points-to solution
23521 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23522 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23523 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23524 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23525 (tree-ssa-alias.o): Likewise.
23526 (toplev.o): Add tree-ssa-alias.h
23527 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23528 * gimple.c (gimple_set_bb): Fix off-by-one error.
23529 (is_gimple_reg): Do not handle memory tags.
23530 (gimple_copy): Also copy virtual operands.
23531 Delay updating the statement. Do not reset loaded and stored syms.
23532 (gimple_set_stored_syms): Remove.
23533 (gimple_set_loaded_syms): Likewise.
23534 (gimple_call_copy_skip_args): Copy the virtual operands
23535 and mark the new statement modified.
23536 * tree-ssa-structalias.c (may_alias_p): Remove.
23537 (set_uids_in_ptset): Take the alias set to prune with as
23538 parameter. Fold in the alias test of may_alias_p.
23539 (compute_points_to_sets): Compute whether a ptr is dereferenced
23540 in a local sbitmap.
23541 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23542 other ADDRESSOF constraints on the lhs.
23543 (get_constraint_for_component_ref): Assert that we don't get
23544 ADDRESSOF constraints from the base of the reference.
23545 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23546 (struct variable_info): Remove collapsed_to member.
23547 (get_varinfo_fc): Remove.
23548 (new_var_info): Do not set collapsed_to.
23549 (dump_constraint): Do not follow cycles.
23550 (dump_constraint_graph): Likewise.
23551 (build_pred_graph): Likewise.
23552 (build_succ_graph): Likewise.
23553 (rewrite_constraints): Likewise.
23554 (do_simple_structure_copy): Remove.
23555 (do_rhs_deref_structure_copy): Remove.
23556 (do_lhs_deref_structure_copy): Remove.
23557 (collapse_rest_of_var): Remove.
23558 (do_structure_copy): Re-implement.
23559 (pta_stats): New global variable.
23560 (dump_pta_stats): New function.
23561 (struct constraint_expr): Make offset signed.
23562 (UNKNOWN_OFFSET): Define special value.
23563 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23564 (solution_set_expand): New helper function split out from ...
23565 (do_sd_constraint): ... here.
23566 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23567 (do_ds_constraint): Likewise.
23568 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23569 and CALLUSED = *CALLUSED.
23570 (set_union_with_increment): Make inc argument signed.
23571 (type_safe): Remove.
23572 (get_constraint_for_ptr_offset): Handle unknown and negative
23574 (first_vi_for_offset): Handle offsets before start. Bail
23575 out early for offsets beyond the variable extent.
23576 (first_or_preceding_vi_for_offset): New function.
23577 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23578 Together with ESCAPED = *ESCAPED this properly computes reachability.
23579 (find_what_var_points_to): New function.
23580 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23581 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23582 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23583 pt_solutions_intersect): New functions.
23584 (compute_call_used_vars): Remove.
23585 (compute_may_aliases): New main entry into PTA computation.
23586 * gimple.h (gimple_p): New typedef.
23587 (struct gimple_statement_base): Remove references_memory_p.
23588 (struct gimple_statement_with_memory_ops_base): Remove
23589 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23591 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23592 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23593 gimple_set_references_memory): Remove.
23594 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23595 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23597 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23598 (verify_expr): Allow RESULT_DECL.
23599 (gimple_duplicate_bb): Do not copy virtual operands.
23600 (gimple_duplicate_sese_region): Adjust.
23601 (gimple_duplicate_sese_tail): Likewise.
23602 (mark_virtual_ops_in_region): Remove.
23603 (move_sese_region_to_fn): Do not call it.
23604 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23605 and pass_simple_dse.
23606 (execute_function_todo): Handle TODO_update_address_taken,
23607 call execute_update_addresses_taken for TODO_rebuild_alias.
23608 (execute_todo): Adjust.
23609 (execute_one_pass): Init dump files early.
23610 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23612 (create_general_new_stmt): Clear vops.
23613 * tree-ssa-reassoc.c (get_rank): Adjust.
23614 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23615 symbols for renaming.
23616 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23617 (PARAM_AVG_ALIASED_VOPS): Likewise.
23618 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23619 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23620 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23621 (operand_build_cmp, copy_virtual_operands,
23622 create_ssa_artificial_load_stmt, add_to_addressable_set,
23623 gimple_add_to_addresses_taken): Remove public functions.
23624 (unlink_stmt_vdef): New function.
23626 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23628 * config.gcc (powerpc-*-linux*): Merge variants.
23630 2009-04-02 Chao-ying Fu <fu@mips.com>
23631 James Grosbach <james.grosbach@microchip.com>
23633 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23634 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23636 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23637 keep_interrupts_masked_p, use_debug_exception_return_p.
23638 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23639 keep_interrupts_masked, use_debug_exception_return.
23640 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23641 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23643 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23644 (mips_print_operand): Process COP0 registers to print $0 .. $31
23645 correctly for GAS to process.
23646 (mips_interrupt_extra_call_saved_reg_p): New function.
23647 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23649 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23650 (mips_compute_frame_info): Add supports for interrupt context that
23651 includes doubleword accumulators and COP0 registers.
23652 (mips_for_each_saved_acc): New function.
23653 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23654 mips_for_each_saved_reg.
23655 (mips_save_reg): Save accumulators.
23656 (mips_kernel_reg_p): A new for_each_rtx callback.
23657 (mips_expand_prologue): Support interrupt handlers.
23658 (mips_restore_reg): Restore accumulators.
23659 (mips_expand_epilogue): Support interrupt handlers.
23660 (mips_can_use_return_insn): Return false for interrupt handlers.
23661 (mips_epilogue_uses): New function.
23662 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23663 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23664 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23665 cop0_move): New instructions.
23666 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23667 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23669 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23671 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23672 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23673 interrupt handlers, we use K0 as the temporary register.
23674 (EPILOGUE_USES): Change to a function call.
23675 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23676 handlers, we use K0 as the temporary register.
23678 * doc/extend.texi (Function Attributes): Document interrupt,
23679 use_shadow_register_set, keep_interrupts_masked,
23680 use_debug_exception_return for MIPS attributes.
23682 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23684 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23685 Remove a number of t-files from tmake_file.
23686 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23687 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23688 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23689 target_prototype, not TARGET_PROTOTYPE.
23690 (LINK_OS_GNU_SPEC): Define.
23691 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23692 and darwin-ldoubdle.c.
23694 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23697 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23698 (cpp_options): Ditto.
23699 (default_compilers): Ditto.
23700 (display_help): Ditto.
23701 (process_command): Ditto.
23702 (do_spec_1): Ditto.
23703 (set_input): Use lbasename instead of duplicate code.
23704 (save_temps_prefix): New static for -save-temps=obj.
23705 (save_temps_length): Ditto.
23707 * doc/invoke.texi (-save-temps=obj): Document new variant to
23708 -save-temps switch.
23710 2009-04-02 Jeff Law <law@redhat.com>
23712 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23715 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23717 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23718 * configure: Regenerated.
23720 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23722 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23723 share the argument list.
23725 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23729 2009-02-12 Diego Novillo <dnovillo@google.com>
23731 * varpool.c (debug_varpool): New.
23732 * cgraph.h (debug_varpool): Declare.
23734 2009-04-02 Jan Hubicka <jh@suse.cz>
23736 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23739 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23741 * config/i386/i386.c (ix86_abi): Move initialization to ...
23742 (override_options): Here.
23744 2009-04-02 Christian Bruel <christian.bruel@st.com>
23746 * config/sh/sh.c (sh_dwarf_register_span): New function.
23747 (TARGET_DWARF_REGISTER_SPAN): Define.
23748 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23750 2009-04-02 Ira Rosen <irar@il.ibm.com>
23752 PR tree-optimization/39595
23753 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23754 interleaved loads group is not greater than the SLP group size.
23756 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23758 * builtins.c (is_builtin_name): New.
23759 (called_as_built_in): Use is_builtin_name.
23760 * tree.h (is_builtin_name): New.
23761 * varasm.c (incorporeal_function_p): Use is_builtin_name
23763 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23765 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23767 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23770 * c-decl.c (clone_underlying_type): Move this ...
23771 * c-common.c (set_underlying_type): ... here.
23772 Also, make sure the function properly sets TYPE_STUB_DECL() on
23773 the newly created typedef variant type.
23774 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23775 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23778 2009-04-02 Richard Guenther <rguenther@suse.de>
23780 PR tree-optimization/37221
23781 * tree-flow.h (degenerate_phi_result): Declare.
23782 * tree-ssa-dom.c (degenerate_phi_result): Export.
23783 * tree-scalar-evolution.c (analyze_initial_condition): If
23784 the initial condition is defined by a degenerate PHI node
23785 use the degenerate value.
23787 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23789 PR rtl-optimization/39588
23790 * combine.c (merge_outer_ops): Do not set the constant when this
23792 (simplify_shift_const_1): Do not modify it either in this case.
23794 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23796 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23797 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23799 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23802 * c-lex.c (interpret_float): Default (no suffix) is double.
23804 2009-04-1 Xinliang David Li <davidxl@google.com>
23806 * config/i386/i386.c (legitimate_constant_p): Recognize
23807 all one vector constant.
23809 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23811 * config/vax/vax.c: Add #includes to silence warnings.
23812 Change #include order to silence two warnings.
23814 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23816 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23817 (ASM_SPEC): Pass -k to the assembler for PIC code.
23819 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23821 * config.gcc: Add vax-*-linux* to the switch.
23822 * config/vax/linux.h: New file. (TARGET_VERSION,
23823 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23825 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23827 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23828 Use predicate macros instead of GET_CODE() == foo.
23829 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23830 ashlsi3, rotrsi3, <unnamed>): Likewise.
23832 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23834 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23835 jbbccihi, jbbccisi): Remova trailing whitespace.
23836 * config/vax/constraints.md: Likewise.
23837 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23838 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23839 * config/vax/predicates.md: Likewise.
23840 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23841 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23842 * config/vax/vax.h: Likewise.
23843 * config/vax/vax.md (nonlocal_goto): Likewise.
23845 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23847 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23848 (indirectable_address_p, adjacent_operands_p): Add spaces around
23850 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23852 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23854 * config/vax/vax.c (legitimate_constant_address_p,
23855 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23856 index_term_p, reg_plus_index_p, legitimate_address_p,
23857 vax_mode_dependent_address_p): Update comments to match functions
23858 modified by the recent int->bool conversion.
23860 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23862 * config/vax/builtins.md: Update copyright message.
23863 * config/vax/constraints.md: Likewise.
23864 * config/vax/netbsd-elf.h: Likewise.
23865 * config/vax/predicates.md: Likewise.
23866 * config/vax/vax-protos.h: Likewise.
23867 * config/vax/vax.c: Likewise.
23868 * config/vax/vax.h: Likewise.
23869 * config/vax/vax.md: Likewise.
23870 * config/vax/vax.opt: Likewise.
23872 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23874 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23875 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23876 * config/vax/constraints.md (B, R): Likewise.
23877 * config/vax/predicates.md (external_memory_operand,
23878 nonimmediate_addsub_di_operand): Likewise.
23879 * config/vax/vax.c (vax_output_int_add): Likewise.
23880 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23881 untyped_call): Likewise.
23883 2009-04-01 Matt Thomas <matt@3am-software.com>
23885 * config/vax/predicates.md: New file.
23886 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23887 external_const_operand, nonsymbolic_operand, external_memory_operand,
23888 indirect_memory_operand, indexed_memory_operand,
23889 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23890 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23892 * config/vax/constraints.md: New file.
23893 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23895 * config/vax/builtins.md: New file.
23896 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23897 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23899 * config/vax/vax.opt (mqmath): Add option.
23900 * config/vax/vax.md (isfx): Extend with DI.
23901 (VAXintQH, VAXintQHSD): Define.
23902 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23903 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23904 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23905 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23906 (movdi): Update constraints and use vax_output_int_move().
23907 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23908 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23909 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23910 nonlocal_goto): New.
23911 (mov<mode>): Extend accepted operand types.
23912 (subdi3_old): Rename from subdi3, change update constraints and use
23913 a new implementation.
23914 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23915 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23916 MOVE_RATIO, CLEAR_RATIO): Define.
23917 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23918 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23919 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23920 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23921 (split_quadword_operands): Make static and really allow variable
23923 (print_operand_address): Update for PIC generation.
23924 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23925 indexable_address_p, fixup_mathdi_operand,
23926 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23927 (vax_float_literal, legitimate_constant_p,
23928 indirectable_constant_address_p, index_term_p,
23929 reg_plus_index_p): Return bool instead of int.
23930 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23932 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23934 (vax_output_conditional_branch): Indent.
23935 (legitimate_constant_address_p, indirectable_constant_address_p,
23936 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23937 vax_mode_dependent_address_p): Return bool instead of int, update for
23939 * config/vax/vax-protos.h (legitimate_constant_address_p,
23940 legitimate_constant_p, legitimate_address_p,
23941 vax_mode_dependent_address_p): Change declaration to bool.
23942 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23943 vax_expand_addsub_di_operands, vax_output_int_subtract,
23944 vax_output_movmemsi): Declare.
23945 (split_quadword_operands, vax_float_literal): Delete declaration.
23946 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23947 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23948 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23949 ASM_OUTPUT_DWARF_PCREL): Define.
23950 (ASM_SPEC): Change definition to allow PIC generation.
23952 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23954 * doc/sourcebuild.texi: Update front-end requirements.
23956 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23959 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23960 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23961 (booldi3_internal3): Use boolean_or_operator instead of
23964 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23967 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23968 declarator whose size is not an integer constant expression but
23969 folds to an integer constant, then treat it as a constant
23972 2009-04-01 Richard Guenther <rguenther@suse.de>
23974 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23975 i * 4 + 2 to (i * 2 + 1) * 2.
23977 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23980 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23981 return if c_parser_asm_string_literal returned NULL.
23983 2009-04-01 Nick Clifton <nickc@redhat.com>
23985 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23987 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23988 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23989 other typedefs to avoid conflicts with libgcc2.c. Define labels
23990 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23992 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23993 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23996 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23998 * varasm.c (default_function_rodata_section): Declare DOT as
24001 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24002 Andrey Galkin <agalkin@hypercom.com>
24005 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24006 Make object_name unique for each process.
24008 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24011 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24012 addressable variables in the parallel that could go out of scope while
24013 running queued tasks.
24015 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24017 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24018 (CASE_VALUES_THRESHOLD): Redefine.
24019 * config/avr/avr.c (avr_override_options): Remove initialization of
24020 avr_case_values_threshold variable.
24021 (avr_case_values_threshold): Remove variable. Add new function.
24022 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24023 * config/avr/avr.opt (mno-tablejump): Remove option.
24024 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24026 2009-04-01 DJ Delorie <dj@redhat.com>
24028 * varasm.c (default_function_rodata_section): Don't assume
24029 anything about where the first '.' in the section name is.
24031 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24033 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24034 rs6000_emit_stack_tie.
24036 2009-03-31 Ian Lance Taylor <iant@google.com>
24038 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24039 gimple_code with GIMPLE_RESX, not RESX.
24041 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24043 * c-common.c (c_get_ident): New.
24044 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24046 2009-04-01 Ben Elliston <bje@au.ibm.com>
24048 * config/rs6000/sysv4.opt (msdata): Improve option description.
24050 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24052 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24053 (divdf3_internal_lat): Remove.
24054 (divxf3_internal_lat): Remove.
24055 (divxf3_internal_thr): Remove.
24056 (divxf): Use divxf3_internal.
24057 * config/ia64/div.md (divsf3_internal_lat): New.
24058 (divdf3_internal_lat): New.
24059 (divxf3_internal): New.
24061 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24064 * Makefile.in (USE_GCC_STDINT): Define.
24065 (stmp-int-hdrs): Install stdint.h if applicable.
24066 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24068 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24069 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24070 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24071 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24072 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24073 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24074 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24075 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24076 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24077 (c_common_nodes_and_builtins): Initialize
24078 underlying_wchar_type_node. Do not initialize
24079 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24080 nodes for new types.
24081 (c_stddef_cpp_builtins): Define macros for new types.
24082 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24084 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24085 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24086 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24087 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24088 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24089 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24090 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24091 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24092 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24093 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24094 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24095 int16_type_node, int32_type_node, int64_type_node,
24096 uint8_type_node, uint16_type_node, c_uint32_type_node,
24097 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24098 int_least32_type_node, int_least64_type_node,
24099 uint_least8_type_node, uint_least16_type_node,
24100 uint_least32_type_node, uint_least64_type_node,
24101 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24102 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24103 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24104 uintptr_type_node): Define.
24105 * c-cppbuiltin.c (builtin_define_constants,
24106 builtin_define_type_minmax): New.
24107 (builtin_define_stdint_macros): Define more macros.
24108 (c_cpp_builtins): Define more limit macros.
24109 (type_suffix): New.
24110 (builtin_define_type_max): Define in terms of
24111 builtin_define_type_minmax. Remove is_long parameter. All
24113 * config.gcc (use_gcc_stdint): Define.
24114 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24115 Add newlib-stdint.h for generic targets.
24116 * config/glibc-stdint.h, config/newlib-stdint.h,
24117 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24118 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24119 * config/score/score.h (UINTPTR_TYPE): Define.
24120 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24121 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24122 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24123 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24124 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24125 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24126 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24127 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24128 * config/spu/spu.h (STDINT_LONG32): Define.
24129 * configure.ac (use_gcc_stdint): Substitute.
24130 * configure: Regenerate.
24131 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24132 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24133 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24134 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24135 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24136 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24137 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24138 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24139 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24140 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24141 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24142 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24143 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24144 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24145 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24146 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24147 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24148 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24149 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24150 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24151 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24152 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24153 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24154 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24155 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24156 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24157 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24158 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24159 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24161 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24163 * loop-iv.c (suitable_set_for_replacement): Renamed from
24164 simplify_using_assignment; changed to return bool and to accept new
24165 args DEST and SRC. Return true iff we find a source/destination pair
24166 that can be used to make a replacement, and fill SRC and DEST if so.
24167 Remove arg ALTERED. Don't deal with altered regs here. All callers
24169 (simplify_using_initial_values): Deal with altered regs here and track
24170 more precisely the effect they have on the validity of our expression.
24172 * loop-iv.c (simplify_using_condition): A condition of the form
24173 (EQ REG CONST) can be used to simply make a substitution.
24174 (simplify_using_initial_values): Keep track of conditions we have seen
24175 and keep using them to simplify new expressions, while applying the
24176 same substitutions to them as to the expression.
24178 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24179 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24182 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24183 changed. Use this when trying to improve the upper bound.
24184 Generate the comparison by using simplify_gen_relational.
24186 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24188 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24190 (simplify_using_assignment, simplify_using_initial_values): Call
24191 replace_in_expr to make replacements. Call replace_single_def_regs
24192 once on the initial version of the expression.
24194 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24197 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24199 2009-03-31 Richard Guenther <rguenther@suse.de>
24201 PR middle-end/31029
24202 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24203 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24205 2009-03-31 Richard Guenther <rguenther@suse.de>
24207 * tree.h (div_if_zero_remainder): Declare.
24208 * fold-const.c (div_if_zero_remainder): Export.
24209 * tree-ssa-forwprop.c
24210 (forward_propagate_addr_into_variable_array_index): Handle
24211 constant array index addition outside of the variable index.
24213 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24216 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24217 define_splits, floatunssi<mode>2): Require x87 conversions from
24218 DImode to be permitted.
24220 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24222 PR preprocessor/15638
24223 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24225 2009-03-31 Richard Guenther <rguenther@suse.de>
24227 PR middle-end/23401
24228 PR middle-end/27810
24229 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24230 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24231 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24232 a separate statement.
24233 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24234 (lookup_tmp_var): Likewise.
24235 (is_gimple_formal_tmp_or_call_rhs): Remove.
24236 (is_gimple_reg_or_call_rhs): Rename to ...
24237 (is_gimple_reg_rhs_or_call): ... this.
24238 (is_gimple_mem_or_call_rhs): Rename to ...
24239 (is_gimple_mem_rhs_or_call): ... this.
24240 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24241 DECL_GIMPLE_REG_P only if is_formal is true.
24242 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24243 for non-proper post-modify expression gimplification.
24244 (gimplify_self_mod_expr): For post-modify expressions gimplify
24245 the lvalue to a minimal lvalue.
24246 (rhs_predicate_for): Remove formal temp case.
24247 (gimplify_modify_expr_rhs): Likewise.
24248 (gimplify_addr_expr): Use is_gimple_reg.
24249 (gimplify_expr): Remove formal temp cases.
24250 (gimple_regimplify_operands): Likewise.
24251 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24252 and FILTER_EXPR like constants.
24253 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24255 (is_gimple_formal_tmp_rhs): Remove.
24256 (is_gimple_reg_rhs): Remove special casing.
24257 (is_gimple_mem_rhs): Fix.
24258 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24259 (is_gimple_formal_tmp_var): Remove.
24260 (is_gimple_formal_tmp_reg): Likewise.
24261 (is_gimple_min_lval): Allow invariant component ref parts.
24262 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24263 is_gimple_formal_tmp_reg): Remove declarations.
24264 * tree-cfg.c (verify_expr): Verify that variables with address
24265 taken do not have DECL_GIMPLE_REG_P set.
24266 * tree-mudflap.c (mf_build_check_statement_for): Use
24267 force_gimple_operand instead of gimplify_expr.
24269 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24271 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24272 schedulable rows to compute_split_row.
24274 2009-03-31 Ben Elliston <bje@au.ibm.com>
24277 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24280 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24282 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24283 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24284 * configure: Regenerate.
24285 * config.in: Regenerate.
24286 * config/rs6000/rs6000.opt (mtls-markers): Add.
24287 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24288 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24289 (tls_ld_aix, tls_ld_sysv): Likewise.
24290 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24291 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24293 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24295 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24297 2009-03-30 Jan Hubicka <jh@suse.cz>
24299 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24301 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24302 detection and label handling.
24304 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24306 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24307 left_conflicts_size.
24308 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24309 ALLOCNO_LEFT_CONFLICTS_SIZE.
24311 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24312 remove_allocno_from_bucket_and_push,
24313 allocno_spill_priority_compare, push_allocnos_to_stack,
24314 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24315 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24316 (setup_allocno_left_conflicts_num): Ditto. Rename to
24317 setup_allocno_left_conflicts_size.
24318 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24319 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24320 setup_allocno_left_conflicts_size instead of
24321 setup_allocno_left_conflicts_num.
24323 * ira-build.c (ira_create_allocno): Use
24324 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24325 ALLOCNO_LEFT_CONFLICTS_NUM.
24327 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24329 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24330 instead of DF_LR_OUT.
24332 * ira-lives.c (process_bb_node_lives): Ditto.
24334 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24335 instead of DF_LR_{OUT,IN}.
24337 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24339 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24341 2009-03-30 Jan Hubicka <jh@suse.cz>
24343 * except.c (label_to_region_map): Fix thinko.
24345 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24347 PR middle-end/38237
24348 * tree.h (tree_find_value): New declaration.
24349 * tree.c (tree_find_value): New function.
24350 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24352 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24355 * c-decl.c (struct c_binding): Add locus field.
24356 (bind): Add locus argument, set locus field from it.
24357 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24358 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24359 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24360 implicitly_declare, undeclared_variable, lookup_label,
24361 declare_label, c_make_fname_decl, c_builtin_function,
24362 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24365 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24368 * config/i386/i386.c (classify_argument): Check total size of
24371 2009-03-30 Martin Jambor <mjambor@suse.cz>
24373 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24374 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24375 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24378 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24379 seen_variable_array_ref while also traversing a union.
24381 * tree-inline.c (optimize_inline_calls): Do not call
24382 cgraph_node_remove_callees.
24383 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24384 (pass_remove_cgraph_callee_edges): New variable.
24385 * passes.c (init_optimization_passes): Add
24386 pass_remove_cgraph_callee_edges after early inlining and before all
24387 late intraprocedural passes.
24389 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24391 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24393 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24394 Fix typos in names.
24396 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24398 * combine.c (simplify_comparison): Use have_insn_for.
24399 * dojump.c (do_jump): Likewise.
24401 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24403 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24404 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24405 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24406 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24407 instead of sparc_compare_emitted.
24408 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24409 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24410 instead of sparc_compare_emitted.
24412 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24414 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24415 enter/exit cfglayout mode.
24416 (pass_partition_block): Require it.
24417 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24418 (combine_instructions): Track basic blocks instead of labels.
24419 (update_cfg_for_uncondjump): New.
24420 (try_combine): Use it. Update jumps after rescanning.
24421 (pass_combine): Require PROP_cfglayout.
24422 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24424 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24426 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24427 Provide/destroy PROP_cfglayout respectively.
24428 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24429 * tree-pass.h (PROP_cfglayout): New.
24431 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24433 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24434 fold_convert_const_fixed_from_fixed,
24435 fold_convert_const_fixed_from_int,
24436 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24437 set TREE_CONSTANT_OVERFLOW.
24438 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24439 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24441 2009-03-30 Ira Rosen <irar@il.ibm.com>
24443 * tree-vect-loop-manip.c: New file.
24444 * tree-vectorizer.c: Update documentation and included files.
24445 (vect_loop_location): Make extern.
24446 (rename_use_op): Move to tree-vect-loop-manip.c
24447 (rename_variables_in_bb, rename_variables_in_loop,
24448 slpeel_update_phis_for_duplicate_loop,
24449 slpeel_update_phi_nodes_for_guard1,
24450 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24451 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24452 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24453 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24454 find_loop_location): Likewise.
24455 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24456 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24457 get_vectype_for_scalar_type, vect_is_simple_use,
24458 supportable_widening_operation, supportable_narrowing_operation):
24460 (bb_in_loop_p): Move to tree-vect-loop.c.
24461 (new_loop_vec_info, destroy_loop_vec_info,
24462 reduction_code_for_scalar_code, report_vect_op,
24463 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24464 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24465 (vect_supportable_dr_alignment): Likewise.
24466 * tree-vectorizer.h (tree-data-ref.h): Include.
24467 (vect_loop_location): Declare.
24468 Reorganize function declarations according to the new file structure.
24469 * tree-vect-loop.c: New file.
24470 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24471 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24472 * tree-vect-data-refs.c: New file.
24473 * tree-vect-patterns.c (timevar.h): Don't include.
24474 * tree-vect-stmts.c: New file.
24475 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24476 tree-vect-slp.c, tree-vect-loop.c.
24477 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24478 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24479 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24480 (tree-vect-analyze.o): Remove.
24481 (tree-vect-transform.o): Likewise.
24482 (tree-vect-data-refs.o): Add rule.
24483 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24484 tree-vect-slp.o): Likewise.
24485 (tree-vect-patterns.o): Remove redundant dependencies.
24486 (tree-vectorizer.o): Likewise.
24487 * tree-vect-slp.c: New file.
24489 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24491 * optc-gen.awk: Warn if an option flag has multiple different
24494 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24496 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24497 -floop-block): Document dependences on PPL, CLooG and Graphite.
24499 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24501 PR rtl-optimization/323
24502 * c-common.c (c_fully_fold, convert_and_check,
24503 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24504 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24505 * c-common.def (EXCESS_PRECISION_EXPR): New.
24506 * c-cppbuiltin.c (builtin_define_float_constants): Define
24507 constants with enough digits for long double.
24508 * c-lex.c (interpret_float): Interpret constant with excess
24509 precision where appropriate.
24510 * c-opts.c (c_common_post_options): Set
24511 flag_excess_precision_cmdline. Give an error for
24512 -fexcess-precision=standard for C++ for processors where the
24513 option is significant.
24514 * c-parser.c (c_parser_conditional_expression): Handle excess
24515 precision in condition.
24516 * c-typeck.c (convert_arguments): Handle arguments with excess
24518 (build_unary_op): Move excess precision outside operation.
24519 (build_conditional_expr): Likewise.
24520 (build_compound_expr): Likewise.
24521 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24522 (build_modify_expr): Handle excess precision in RHS.
24523 (convert_for_assignment): Handle excess precision in converted
24525 (digest_init, output_init_element, process_init_element): Handle
24526 excess precision in initializer.
24527 (c_finish_return): Handle excess precision in return value.
24528 (build_binary_op): Handle excess precision in operands and add
24529 excess precision as needed for operation.
24530 * common.opt (-fexcess-precision=): New option.
24531 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24532 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24533 For standard excess precision, output explicit conversion to and
24534 truncation from XFmode.
24535 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24536 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24537 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24538 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24539 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24540 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24541 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24542 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24543 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24544 define_splits, sqrt<mode>2): Disable where appropriate for
24545 standard excess precision.
24546 * convert.c (convert_to_real): Do not shorten arithmetic to type
24547 for which excess precision would be used.
24548 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24549 * doc/invoke.texi (-fexcess-precision=): Document option.
24550 (-mfpmath=): Correct index entry.
24551 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24552 flag_excess_precision): New.
24553 * langhooks.c (lhd_post_options): Set
24554 flag_excess_precision_cmdline.
24555 * opts.c (common_handle_option): Handle -fexcess-precision=.
24556 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24557 init_excess_precision): New.
24558 (lang_dependent_init_target): Call init_excess_precision.
24559 * tree.c (excess_precision_type): New.
24560 * tree.h (excess_precision_type): Declare.
24562 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24565 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24566 non-lvalue to component.
24568 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24570 PR preprocessor/34695
24571 * Makefile.in (c-opts.o): Depend on c-tree.h.
24572 * c-common.c: Move down include of diagnostic.h.
24573 (done_lexing, c_cpp_error): New.
24574 * c-common.h (done_lexing): Declare.
24575 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24577 * c-opts.c: Include c-tree.h.
24578 (c_common_init_options): Set preprocessor error callback.
24579 (c_common_handle_option): Do not set preprocessor
24580 inhibit_warnings, warnings_are_errors, warn_system_headers,
24581 pedantic_errors or inhibit_warnings flags.
24582 (c_common_post_options): Do not check cpp_errors (parse_in).
24583 (c_common_finish): Do not output dependencies if there were
24584 errors. Do not check return value of cpp_finish.
24585 * c-ppoutput.c (pp_file_change): Set input_location.
24586 * c-tree.h (c_cpp_error): Declare.
24587 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24589 (diagnostic_build_prefix): Check override_column.
24590 * diagnostic.h (diagnostic_info): Add override_column field.
24591 (diagnostic_override_column): Define.
24593 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24595 * c-common.c (c_expand_expr, c_staticp): Remove.
24596 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24597 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24598 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24599 * c-gimplify.c (gimplify_compound_literal_expr,
24600 optimize_compound_literals_in_ctor): Remove.
24601 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24602 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24603 * c-semantics.c (emit_local_var): Remove.
24605 * langhooks-def.h (lhd_expand_expr): Remove.
24606 * langhooks.c (lhd_expand_expr): Remove.
24607 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24609 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24610 handling from c-semantics.c; don't call into langhook.
24611 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24612 * gimplify.c (gimplify_compound_literal_expr,
24613 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24614 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24615 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24616 as was done in c-gimplify.c.
24617 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24618 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24619 Move from c-common.h.
24620 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24622 * tree.c (staticp): Do not call langhook.
24623 * langhooks.c (lhd_staticp): Delete.
24624 * langhooks-def.h (lhd_staticp): Delete prototype.
24625 (LANG_HOOKS_STATICP): Delete.
24626 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24628 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24629 instead of DECL_STMTs.
24631 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24639 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24641 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24642 contained expression.
24643 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24644 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24645 conditional expressions for C.
24646 (decl_constant_value_for_optimization): Move from
24647 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24648 whether optimizing and that the expression is a VAR_DECL not of
24649 array type instead of doing such checks in the caller. Do not
24650 check pedantic. Call gcc_unreachable for C++.
24651 * c-common.def (C_MAYBE_CONST_EXPR): New.
24652 * c-common.h (c_fully_fold, c_save_expr,
24653 decl_constant_value_for_optimization): New prototypes.
24654 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24655 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24656 EXPR_INT_CONST_OPERANDS): Define.
24657 * c-convert.c (convert): Strip nops from expression.
24658 * c-decl.c (groktypename): Take extra parameters expr and
24659 expr_const_operands. Update call to grokdeclarator.
24660 (start_decl): Update call to grokdeclarator. Add statement for
24661 expressions used in type of decl.
24662 (grokparm): Update call to grokdeclarator.
24663 (push_parm_decl): Update call to grokdeclarator.
24664 (build_compound_literal): Add parameter non_const and build a
24665 C_MAYBE_COSNT_EXPR if applicable.
24666 (grokdeclarator): Take extra parameters expr and
24667 expr_const_operands. Track expressions used in declaration
24668 specifiers and declarators. Fold array sizes and track whether
24669 they are constant expressions and whether they are integer
24670 constant expressions.
24671 (parser_xref_tag): Set expr and expr_const_operands fields in
24673 (grokfield): Update call to grokdeclarator.
24674 (start_function): Update call to grokdeclarator.
24675 (build_null_declspecs): Set expr and expr_const_operands fields in
24677 (declspecs_add_type): Handle expressions in typeof specifiers.
24678 * c-parser.c (c_parser_declspecs): Set expr and
24679 expr_const_operands fields for declaration specifiers.
24680 (c_parser_enum_specifier): Likewise.
24681 (c_parser_struct_or_union_specifier): Likewise.
24682 (c_parser_typeof_specifier): Likewise. Update call to
24683 groktypename. Fold expression as needed. Return expressions with
24684 type instead of adding statements.
24685 (c_parser_attributes): Update calls to c_parser_expr_list.
24686 (c_parser_statement_after_labels): Fold expression before passing
24687 to objc_build_throw_stmt.
24688 (c_parser_condition): Fold expression.
24689 (c_parser_asm_operands): Fold expression.
24690 (c_parser_conditional_expression): Use c_save_expr. Update call
24691 to build_conditional_expr.
24692 (c_parser_alignof_expression): Update call to groktypename.
24693 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24694 original_code. Fold expression argument of va_arg. Create
24695 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24696 argument to va_arg. Update calls to groktypename. Fold array
24697 index for offsetof. Verify that first argument to
24698 __builtin_choose_expr has integer type.
24699 (c_parser_postfix_expression_after_paren_type): Update calls to
24700 groktypename and build_compound_literal. Handle expressions with
24701 side effects in type name.
24702 (c_parser_postfix_expression_after_primary): Update call to
24703 c_parser_expr_list. Set original_code for calls to
24704 __builtin_constant_p.
24705 (c_parser_expr_list): Take extra parameter fold_p. Fold
24706 expressions if requested.
24707 (c_parser_objc_type_name): Update call to groktypename.
24708 (c_parser_objc_synchronized_statement): Fold expression.
24709 (c_parser_objc_receiver): Fold expression.
24710 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24711 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24712 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24713 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24714 (struct c_typespec): Add elements expr and expr_const_operands.
24715 (struct c_declspecs): Add elements expr and expr_const_operands.
24716 (groktypename, build_conditional_expr, build_compound_literal):
24718 (in_late_binary_op): Declare.
24719 * c-typeck.c (note_integer_operands): New function.
24720 (in_late_binary_op): New variable.
24721 (decl_constant_value_for_broken_optimization): Move to c-common.c
24722 and rename to decl_constant_value_for_optimization.
24723 (default_function_array_conversion): Do not strip nops.
24724 (default_conversion): Do not call
24725 decl_constant_value_for_broken_optimization.
24726 (build_array_ref): Do not fold result.
24727 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24728 result when operand is a VLA.
24729 (c_expr_sizeof_type): Update call to groktypename. Handle
24730 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24731 result when operand names a VLA type.
24732 (build_function_call): Update call to build_compound_literal.
24733 Only fold result for calls to __builtin_* functions. Strip
24734 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24735 the function designator.
24736 (convert_arguments): Fold arguments. Update call to
24737 convert_for_assignment.
24738 (build_unary_op): Handle increment and decrement of
24739 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24740 decrement earlier. Fold operand of increment and decrement.
24741 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24742 built for integer operand. Wrap returns that are INTEGER_CSTs
24743 without being integer constant expressions or that have integer
24744 constant operands without being INTEGER_CSTs.
24745 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24746 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24747 result is an integer constant expression or can be used in
24748 unevaluated parts of one and avoid folding and wrap as
24749 appropriate. Fold operands before possibly doing -Wsign-compare
24751 (build_compound_expr): Wrap result for C99 if operands can be used
24752 in integer constant expressions.
24753 (build_c_cast): Update call to digest_init. Do not ignore
24754 overflow from casting floating-point constants to integers. Wrap
24755 results that could be confused with integer constant expressions,
24756 null pointer constants or floating-point constants.
24757 (c_cast_expr): Update call to groktypename. Handle expressions
24758 included in type name.
24759 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24760 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24761 Update calls to convert_for_assignment.
24762 (convert_for_assignment): Take new parameter
24763 null_pointer_constant. Do not strip nops or call
24764 decl_constant_value_for_broken_optimization. Set
24765 in_late_binary_op for conversions to boolean.
24766 (store_init_value): Update call to digest_init.
24767 (digest_init): Take new parameter null_pointer_constant. Do not
24768 call decl_constant_value_for_broken_optimization. pedwarn for
24769 initializers not constant expressions. Update calls to
24770 convert_for_assignment.
24771 (constructor_nonconst): New.
24772 (struct constructor_stack): Add nonconst element.
24773 (really_start_incremental_init, push_init_level, pop_init_level):
24774 Handle constructor_nonconst and nonconst element.
24775 (set_init_index): Call constant_expression_warning for array
24777 (output_init_element): Fold value. Set constructor_nonconst as
24778 applicable. pedwarn for initializers not constant expressions.
24779 Update call to digest_init. Call constant_expression_warning
24780 where constant initializers are required.
24781 (process_init_element): Use c_save_expr.
24782 (c_finish_goto_ptr): Fold expression.
24783 (c_finish_return): Fold return value. Update call to
24784 convert_for_assignment.
24785 (c_start_case): Fold switch expression.
24786 (c_process_expr_stmt): Fold expression.
24787 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24788 ensure statement expression is not evaluated in constant expression.
24789 (build_binary_op): Track whether results are integer constant
24790 expressions or may occur in such, disable folding and wrap results
24791 as applicable. Fold operands for -Wsign-compare warnings unless
24793 (c_objc_common_truthvalue_conversion): Handle results folded to
24794 integer constants that are not integer constant expressions.
24795 * doc/extend.texi: Document when typeof operands are evaluated,
24796 that condition of __builtin_choose_expr is an integer constant
24797 expression, and more about use of __builtin_constant_p in
24800 2009-03-29 Richard Guenther <rguenther@suse.de>
24802 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24803 propagate addresses of array references.
24805 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24807 * regmove.c (perhaps_ends_bb_p): Remove.
24808 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24809 from INSN and check that the main loop stays within that basic block.
24810 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24811 (regmove_forward_pass): Split out from regmove_optimize. Use
24812 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24813 (regmove_backward_pass): Split out from regmove_optimize. Use
24814 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24815 (regmove_optimize): Simplify.
24817 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24820 * config/i386/i386.c (classify_argument): Ignore flexible array
24821 member in struct and warn ABI change.
24823 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24825 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24827 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24828 (ix86_adjust_cost): Updated.
24830 2009-03-29 Jan Hubicka <jh@suse.cz>
24832 PR middle-end/28850
24833 * tree-pass.h (pass_cleanup_eh): New function.
24834 (remove_unreachable_regions): Break code handling RTL
24835 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24836 that can not be reached by runtime.
24837 (can_be_reached_by_runtime): New function.
24838 (label_to_region_map): New function.
24839 (num_eh_regions): New function.
24840 (rtl_remove_unreachable_regions): New function.
24841 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24842 (remove_eh_region): New function.
24843 * except.h: Include sbitmap and vecprim.
24844 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24845 num_eh_regions): Declare.
24846 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24847 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24848 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24849 (tree_empty_eh_handler_p): New function.
24850 (cleanup_empty_eh): New function.
24851 (cleanup_eh): New function.
24852 (pass_cleanup_eh): New function.
24854 2009-03-29 Jan Hubicka <jh@suse.cz>
24856 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24857 for removed regions.
24859 2009-03-29 Jan Hubicka <jh@suse.cz>
24861 * except.c (dump_eh_tree): Dump all datastructures.
24863 2009-03-29 Jan Hubicka <jh@suse.cz>
24865 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24866 (duplicate_eh_regions_1): Likewise.
24867 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24868 vector; call EH verification.
24869 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24870 Be ready for region being removed.
24872 2009-03-29 Jan Hubicka <jh@suse.cz>
24874 * bitmap.c (bitmap_last_set_bit): New function.
24875 * bitmap.h (bitmap_last_set_bit): Declare.
24877 2009-03-29 David Ayers <ayers@fsfe.org>
24880 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24881 by calling objc_compare_types and surpress warnings about
24882 incompatible C pointers that are compatible ObjC pointers.
24884 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24886 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24887 call initialize_inline_failed.
24888 (initialize_inline_failed): Move it from here ...
24889 * cgraph.c (initialize_inline_failed): ... to here.
24890 (cgraph_create_edge): Call initialize_inline_failed rather than
24891 setting inline_failed directly.
24893 2009-03-29 Ben Elliston <bje@au.ibm.com>
24896 * sysv4.opt (msdata): Improve comment.
24897 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24898 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24900 2009-03-29 Ben Elliston <bje@au.ibm.com>
24903 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24904 load and store attributes.
24906 2009-03-29 Ben Elliston <bje@au.ibm.com>
24908 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24909 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24910 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24911 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24912 __builtin_infq and __builtin_huge_valq.
24914 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24916 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24918 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24919 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24921 2009-03-28 Xinliang David Li <davidxl@google.com>
24923 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24924 (do_dbg_cnt): New function.
24926 2009-03-28 Jan Hubicka <jh@suse.cz>
24928 Merge from pretty-ipa:
24930 2009-03-27 Jan Hubicka <jh@suse.cz>
24932 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24933 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24934 * passes.c (function_called_by_processed_nodes_p): New.
24935 * ipa-pure-const.c (check_call): Fix handling of operands.
24936 (analyze_function): Dump debug output for skipped bodies.
24937 (local_pure_const): Use function_called_by_processed_nodes_p.
24938 * dwarf2out.c (reference_to_unused): Use output.
24939 * passes.c (do_per_function_toporder): Likewise.
24941 2008-11-12 Jan Hubicka <jh@suse.cz>
24943 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24944 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24945 state_set_in_source enum
24946 (check_decl): Ignore memory tags; do not set fake looping flags;
24948 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24949 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24950 (check_call, analyze_function): Rewrite.
24952 (add_new_function): Update call of analyze_function.
24953 (generate_summary): Add call of analyze_function.
24954 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24955 (local_pure_const): New function.
24956 (pass_local_pure_const): New pass.
24957 * ipa-inline.c (inline_transform): Set after_inlining.
24958 * tree-eh.c (stmt_can_throw_external): New.
24959 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24960 work with aliasing built.
24961 * tree-flow.h (stmt_can_throw_external): New.
24962 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24963 and local pure/const pass in early and late optimization queue.
24965 2009-03-28 Martin Jambor <mjambor@suse.cz>
24967 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24969 (fold_binary): Allow function decl aligment consideration is the
24970 second argument is integer constant one.
24971 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24972 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24973 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24975 2009-03-28 Jan Hubicka <jh@suse.cz>
24977 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24978 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24979 * function.h (rtl_data): Add nothrow flag.
24980 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24981 set DECL_NOTHROW for AVAILABLE functions.
24983 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24985 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24986 following vector keyword has expansion starting with pixel or bool
24987 keyword, expand vector to __vector and pixel or bool to __pixel or
24991 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24992 warn_if_disallowed_function_p): Removed.
24993 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24994 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24995 warning_if_disallowed_function_p.
24996 * flags.h (warn_if_disallowed_function_p,
24997 warn_disallowed_functions): Removed.
24998 * common.opt (Wdisallowed-function-list=): Removed.
24999 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25001 2009-03-28 Richard Guenther <rguenther@suse.de>
25003 PR tree-optimization/38723
25004 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25007 2009-03-28 Jan Hubicka <jh@suse.cz>
25009 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25010 test introduced by my previous patch.
25012 2009-03-28 Richard Guenther <rguenther@suse.de>
25014 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25015 the PHIs value undefined.
25017 2009-03-28 Jan Hubicka <jh@suse.cz>
25019 * tree-pass.h (pass_fixup_cfg): New pass.
25020 * ipa-inline.c (inline_transform): Set
25021 always_inline_functions_inlined/after_inlining.
25022 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25023 (pass_fixup_cfg): New pass.
25024 * passes.c (init_optimization_passes): Add fixup_cfg.
25026 2009-03-28 Richard Guenther <rguenther@suse.de>
25028 PR tree-optimization/38458
25029 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25030 argument use the arguments copy-of value.
25032 2009-03-28 Richard Guenther <rguenther@suse.de>
25034 PR tree-optimization/38180
25035 * tree-ssa-ccp.c (get_default_value): Simplify.
25036 (likely_value): Likewise.
25037 (surely_varying_stmt_p): Properly handle VOP case.
25038 (ccp_initialize): Likewise.
25039 (ccp_fold): Handle propagating through *&.
25040 (fold_const_aggregate_ref): Also handle decls.
25042 2009-03-28 Jan Hubicka <jh@suse.cz>
25044 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25045 * cgraph.h (cgraph_node): Likewise.
25046 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25047 (cgraph_reset_node): Use process flag.
25048 (cgraph_mark_functions_to_output): Likewise.
25049 (cgraph_expand_function): Likewise.
25050 (cgraph_expand_all_functions): Likewise.
25051 (cgraph_output_in_order): Likewise.
25052 * dwarf2out.c (reference_to_unused): Likewise.
25053 * passes.c do_per_function_toporder): Likewise.
25055 2009-03-28 Jan Hubicka <jh@suse.cz>
25057 Bring from lto-branch:
25059 2008-09-03 Doug Kwan <dougkwan@google.com>
25061 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25062 enums instead of reason strings.
25063 * cgraph.c (cgraph_create_edge): Same.
25064 (cgraph_inline_failed_string): New function.
25065 * cgraph.h (cgraph_inline_failed_t): New enum type.
25066 (cgraph_inline_failed_string): New prototype.
25067 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25068 char pointer to cgraph_inline_failed_t.
25069 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25070 (cgraph_default_inline_p): Ditto.
25071 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25072 to cgraph_inline_failed_t pointer.
25073 * cif-code.def: New file.
25074 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25076 (cgraph_check_inline_limits): Change type of REASON to pointer to
25077 cgraph_inline_failed_t. Replace reason strings with enums.
25078 (cgraph_default_inline_p): Ditto.
25079 (cgraph_recursive_inlining_p): Ditto.
25080 (update_caller_keys): Change type of FAILED_REASON to
25081 cgraph_inline_failed_t.
25082 (cgraph_set_inline_failed): Change type of REASON to pointer to
25083 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25084 convert enums to strings for text output.
25085 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25086 to be of type cgraph_inline_failed_t. Replace reason strings with
25087 enums. Call cgraph_inline_failed_string to covert enums
25088 to strings for text output.
25089 (cgraph_decide_inlining): Replace reason strings with enums.
25090 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25091 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25093 * tree-inline.c (expand_call_inline): Change type of REASON
25094 to cgraph_inline_failed_t. Replace reason strings with enums.
25095 Call cgraph_inline_failed_string for text output.
25096 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25099 2009-03-28 Jan Hubicka <jh@suse.cz>
25101 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25102 cgraph_clone_node): Remove master clone handling.
25103 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25104 * cgraph.h (master_clone): Remove.
25105 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25106 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25107 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25109 2009-03-28 Jan Hubicka <jh@suse.cz>
25111 * cgraph.c (cgraph_function_body_availability): Functions declared
25112 inline are always safe to assume that it is not going to be replaced.
25114 2009-03-28 Richard Guenther <rguenther@suse.de>
25116 PR tree-optimization/38513
25117 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25118 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25119 EXC_PTR_EXPR and FILTER_EXPR.
25120 (get_ref_from_reference_ops): Likewise.
25122 2009-03-28 Richard Guenther <rguenther@suse.de>
25124 PR tree-optimization/38968
25125 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25126 Use FLOOR_MOD_EXPR to compute misalignment.
25128 2009-03-28 Richard Guenther <rguenther@suse.de>
25130 PR tree-optimization/37795
25131 * tree.h (combine_comparisons): Declare.
25132 * fold-const.c (combine_comparisons): Export.
25133 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25135 (ifcombine_iforif): Use combine_comparisons.
25137 2009-03-28 Jan Hubicka <jh@suse.cz>
25139 * tree-eh.c (inlinable_call_p): New function.
25140 (make_eh_edges): Use it.
25141 (verify_eh_edges): Use it.
25142 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25143 * except.c (reachable_next_level): Add inlinable_function argument
25144 (sjlj_find_directly_reachable_regions): Update.
25145 (add_reachable_handler): Do not set saw_any_handlers.
25146 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25147 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25148 Add new inlinable call parameter.
25149 (can_throw_internal, can_throw_external): Update.
25150 * except.h (can_throw_internal_1, can_throw_external_1,
25151 foreach_reachable_handler): Update declaration.
25153 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25155 * config/arm/t-arm-coff, config/h8300/coff.h,
25156 config/i386/i386-aout.h, config/i386/i386-coff.h,
25157 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25158 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25159 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25160 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25161 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25162 sys-types.h: Remove.
25163 * Makefile.in: Remove protoize and fixproto support and references
25165 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25166 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25168 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25169 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25170 unprotoize$(exeext).
25171 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25172 (.PHONY): Don't depend on proto.
25173 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25174 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25175 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25176 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25177 build/gen-protos.o, build/scan.o, xsys-protos.h,
25178 build/fix-header$(build_exeext), build/fix-header.o,
25179 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25180 stmp-install-fixproto): Remove.
25181 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25182 SYSCALLS.c or fixproto files.
25183 (install-common): Don't install protoize.
25184 (install-headers-tar, install-headers-cpio, install-headers-cp):
25185 Don't depend on $(STMP_FIXPROTO).
25186 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25187 install fixproto files or write out fixproto settings.
25188 (uninstall): Don't uninstall protoize.
25189 * config.gcc (use_fixproto): Remove.
25190 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25191 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25192 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25193 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25194 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25195 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25196 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25197 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25198 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25199 * config/t-vxworks (STMP_FIXPROTO): Remove.
25200 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25201 STMP_FIXPROTO): Remove.
25202 * config.in, configure: Regenerate.
25203 * crtstuff.c (gid_t, uid_t): Don't undefine.
25204 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25205 (arm-*-coff, arm-*-aout: Remove target entries.
25206 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25207 Remove mention of AIX 4.1.
25208 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25209 * doc/invoke.texi (Running Protoize): Remove.
25210 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25211 (Protoize Caveats): Remove.
25212 * tsystem.h: Update comments on headers assumed to exist.
25214 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25216 * genautomata.c: Add a new year to the copyright. Add a new
25218 (struct insn_reserv_decl): Add comments for member bypass_list.
25219 (find_bypass): Remove.
25220 (insert_bypass): New.
25221 (process_decls): Use insert_bypass.
25222 (output_internal_insn_latency_func): Output all bypasses with the
25223 same input insn in one switch case.
25225 * rtl.def (define_bypass): Describe bypass choice.
25226 * doc/md.texi (define_bypass): Ditto.
25228 2009-03-27 Richard Guenther <rguenther@suse.de>
25230 * gimplify.c (mark_addressable): Export.
25231 * tree-flow.h (mark_addressable): Declare.
25232 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25233 * tree-ssa.c (verify_phi_args): Verify that address taken
25234 variables have TREE_ADDRESSABLE set.
25236 2009-03-27 Richard Guenther <rguenther@suse.de>
25238 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25239 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25240 Do not mark decls TREE_ADDRESSABLE.
25241 (build_fold_addr_expr): Adjust.
25242 (fold_addr_expr): Remove.
25243 (fold_unary): Use build_fold_addr_expr.
25244 (fold_comparison): Likewise.
25245 (split_address_to_core_and_offset): Likewise.
25246 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25248 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25249 (gimplify_modify_expr_to_memcpy): Mark source and destination
25251 * omp-low.c (create_omp_child_function): Mark the object decl
25253 (lower_rec_input_clauses): Mark the var we take the address of
25255 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25257 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25259 PR middle-end/39315
25260 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25261 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25263 2009-03-27 Richard Guenther <rguenther@suse.de>
25265 PR tree-optimization/39120
25266 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25268 (handle_lhs_call): Process return constraints. Add escape
25269 constraints if necessary.
25270 (handle_const_call): Fill out return constraints. Make nested
25271 case more precise. Avoid consttmp if possible.
25272 (handle_pure_call): Fill out return constraints. Avoid
25273 callused if possible.
25274 (find_func_aliases): Simplify call handling.
25276 2009-03-27 Richard Guenther <rguenther@suse.de>
25278 PR tree-optimization/39120
25279 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25280 as a representative.
25281 (solve_graph): Do propagate CALLUSED.
25282 (handle_pure_call): Use a scalar constraint from CALLUSED for
25284 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25287 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25290 * c-common.c (handle_aligned_attribute): Properly check alignment
25291 overflow. Use (1U << i) instead of (1 << i).
25293 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25295 * expr.h (get_mem_align_offset): Updated.
25297 * tree.h (tree_decl_common): Change align to "unsigned int" and
25298 move it before pointer_alias_set.
25300 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25301 Jakub Jelinek <jakub@redhat.com>
25304 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25305 gr_register_operand with gr_reg_or_0_operand.
25306 (cmpxchg_rel_di): Likewise.
25307 (sync_lock_test_and_set<mode>): Likewise.
25309 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25311 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25312 (true_regnum): Likewise.
25314 * rtlanal.c (subreg_info): Moved to ...
25315 * rtl.h (subreg_info): Here. New.
25316 (subreg_get_info): New.
25318 * rtlanal.c (subreg_get_info): Make it extern.
25320 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25323 * config/i386/i386.c (ix86_abi): New.
25324 (override_options): Handle -mabi=.
25325 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25326 (ix86_call_abi_override): Likewise.
25327 (init_cumulative_args): Likewise.
25328 (function_arg_advance): Likewise.
25329 (function_arg_64): Likewise.
25330 (function_arg): Likewise.
25331 (ix86_pass_by_reference): Likewise.
25332 (ix86_function_value_regno_p): Likewise.
25333 (ix86_build_builtin_va_list_abi): Likewise.
25334 (setup_incoming_varargs_64): Likewise.
25335 (is_va_list_char_pointer): Likewise.
25336 (ix86_init_machine_status): Likewise.
25337 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25338 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25339 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25340 (ix86_function_abi): Make it static and return enum calling_abi.
25341 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25343 (ix86_fn_abi_va_list): Updated.
25345 * config/i386/i386.h (ix86_abi): New.
25346 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25347 (CONDITIONAL_REGISTER_USAGE): Likewise.
25348 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25349 (machine_function): Likewise.
25351 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25353 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25354 (STACK_BOUNDARY): Likewise.
25355 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25357 * config/i386/i386.opt (mabi=): New.
25359 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25360 return enum calling_abi.
25361 (ix86_function_type_abi): Likewise.
25362 (ix86_function_abi): Removed.
25364 * doc/invoke.texi: Document -mabi= option for x86.
25366 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25368 * builtins.c (real_dconstp): Delete.
25369 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25371 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25372 Jakub Jelinek <jakub@redhat.com>
25375 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25376 (gen_subprogram_die): When a function is explicit, generate the
25377 DW_AT_explicit attribute.
25378 * langhooks.h (struct lang_hooks_for_decls): Add
25379 function_decl_explicit_p langhook.
25380 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25381 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25383 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25385 * builtins.c (fold_builtin_memory_op): Optimize memmove
25386 into memcpy if we can prove source and destination don't overlap.
25388 * tree-inline.c: Include gt-tree-inline.h.
25389 (clone_fn_id_num): New variable.
25390 (clone_function_name): New function.
25391 (tree_function_versioning): Use it.
25392 * Makefile.in (GTFILES): Add tree-inline.c.
25394 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25396 * BASE-VER: Change to 4.5.0.
25398 2009-03-27 Xinliang David Li <davidxl@google.com>
25400 PR tree-optimization/39557
25401 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25403 2009-03-27 Xinliang David Li <davidxl@google.com>
25405 PR tree-optimization/39548
25406 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25409 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25411 * c-common.c (pointer_int_sum): Use %wd on return from
25414 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25416 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25417 on return from tree_low_cst.
25419 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25422 * ginclude/stdarg.h (va_copy): Define also for
25423 __GXX_EXPERIMENTAL_CXX0X__.
25425 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25428 * builtins.h (c_strlen): Do not warn here.
25429 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25430 * c-common.c (pointer_int_sum): Take an explicit location.
25431 Warn about offsets out of bounds.
25432 * c-common.h (pointer_int_sum): Adjust declaration.
25434 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25436 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25439 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25442 * opts.c (warn_if_disallowed_function_p): Don't assume
25443 get_callee_fndecl must return non-NULL.
25445 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25447 PR rtl-optimization/39522
25448 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25449 when reg_reloaded_valid is set.
25451 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25453 * config/spu/divv2df3.c: New file.
25454 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25455 (DPBIT_FUNCS): Filter out _div_df.
25457 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25459 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25460 a jump insn, count that jump in the distance to the loop start.
25462 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25465 * config/sh/sh.c (calc_live_regs): Fix condition for global
25466 registers except PIC_OFFSET_TABLE_REGNUM.
25468 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25471 * doc/invoke.texi (-mconsole): New.
25473 (-mno-cygwin): New.
25475 (-mnop-fun-dllimport): New.
25479 (sub section "i386 and x86-64 Windows Options"): New.
25481 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25483 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25484 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25486 2009-03-25 Richard Guenther <rguenther@suse.de>
25488 PR middle-end/39497
25489 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25492 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25494 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25495 neither of haifa/selective schedulers are working.
25497 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25499 * doc/invoke.texi (Debugging Options): Fix description of
25500 -fno-merge-debug-strings.
25502 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25504 * config/cris/libgcc.ver: New version-script.
25505 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25507 * configure.ac <GAS features, nop mnemonic>: Add pattern
25508 crisv32-*-* for "nop".
25509 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25510 * configure: Regenerate.
25512 2009-03-24 Ira Rosen <irar@il.ibm.com>
25514 PR tree-optimization/39529
25515 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25516 mark_sym_for_renaming for the tag copied to the new vector
25519 2009-03-24 Arthur Loiret <aloiret@debian.org>
25521 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25522 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25523 EXTRA_SPEC_FUNCTIONS.
25524 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25525 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25526 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25527 -march and -mtune options.
25529 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25531 * config/m68k/t-rtems: Add m5329 multilib.
25533 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25534 Jakub Jelinek <jakub@redhat.com>
25537 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25540 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25543 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25544 instead of c_parser_expression_conv, if original_code isn't one of the
25545 4 allowed comparison codes, fail.
25547 2009-03-23 Richard Guenther <rguenther@suse.de>
25549 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25550 * tree.h (struct tree_type): Likewise.
25551 * reload.h (struct insn_chain): Likewise.
25552 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25553 * function.h (struct function): Likewise.
25554 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25556 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25558 PR tree-optimization/39516
25559 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25561 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25563 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25564 should be set true if BITS_PER_WORD of target is bigger than 32
25566 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25568 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25569 Translate -B-options to -rpath-link. Correct existing
25570 rpath-link and conditionalize on !nostdlib.
25572 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25574 * doc/extend.texi (Function Attributes, Variable Attributes):
25576 * doc/invoke.texi (Debugging Options, Optimize Options)
25577 (i386 and x86-64 Options, MCore Options): Likewise.
25579 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25582 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25583 it for block local namespace aliases.
25584 (gen_decl_die): Pass context_die to gen_namespace_die.
25586 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25589 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25590 minimum or maximum value.
25592 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25594 * reginfo.c (globalize_reg): Recompute derived reg sets.
25596 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25599 * libgcc2.c (mprotect): Do not use signed arguments for
25600 VirtualProtect, use DWORD arguments. Also fix the 'may
25601 be used uninitialized' warning for the np variable.
25603 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25606 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25607 functions using regparm calling conventions when not optimizing.
25608 (ix86_function_sseregparm): Similarly for sseregparm calling
25611 2009-03-19 Li Feng <nemokingdom@gmail.com>
25613 PR middle-end/39500
25614 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25615 dependence if the first conflict is after niter iterations.
25617 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25619 PR middle-end/38609
25620 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25621 functions with dynamic stack-pointer adjustments.
25623 2009-03-19 Ben Elliston <bje@au.ibm.com>
25625 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25626 option; change to -msdata=data.
25628 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25630 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25633 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25636 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25638 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25640 * doc/invoke.texi (Code Gen Options): Expand discussion of
25643 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25645 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25646 * matrix-reorg.c (struct matrix_info): Likewise.
25647 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25648 * rtl.h (struct mem_attrs): Likewise.
25649 * df.h (struct df): Likewise.
25650 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25651 * ira-int.h (struct ira_allocno): Likewise.
25652 * df-scan.c (struct df_collection_rec): Likewise.
25653 * ira.c (struct equivalence): Likewise.
25654 * function.c (struct temp_slot): Likewise.
25655 * cfgloop.h (struct loop): Likewise.
25658 * function.c (use_register_for_decl): When not optimizing, disregard
25659 register keyword for variables with types containing methods.
25661 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25663 PR middle-end/39447
25664 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25665 (is_simple_operand): Call contains_component_ref_p before calling data
25666 reference analysis that would fail on COMPONENT_REFs.
25668 * tree-vrp.c (search_for_addr_array): Fix formatting.
25670 2009-03-18 Richard Guenther <rguenther@suse.de>
25672 * tree-vect-transform.c (vect_loop_versioning): Fold the
25673 generated comparisons.
25674 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25675 (slpeel_tree_peel_loop_to_edge): Likewise.
25677 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25679 PR middle-end/37805
25680 * opts.c (print_specific_help): In addition to `undocumented',
25681 accept `separate' and `joined' flags if passed alone. Describe
25682 output by the first matched one of those.
25683 (common_handle_option): Skip over empty strings.
25684 * gcc.c (display_help): Fix help string for `--help='.
25685 * doc/invoke.texi (Option Summary, Overall Options): With
25686 `--help=', classes and qualifiers can both be repeated, but
25687 only the latter can be negated. One should not pass only
25688 negated qualifiers. Fix markup and examples.
25691 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25692 PR middle-end/37805
25693 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25694 and -fhelp=separate.
25696 2009-03-17 Jing Yu <jingyu@google.com>
25698 PR middle-end/39378
25699 * function.h (struct rtl_data): Move is_thunk from here...
25700 (struct function): ...to here.
25701 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25702 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25704 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25706 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25707 (alpha_output_function_end_prologue): Likewise.
25708 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25709 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25710 (rs6000_output_function_epilogue): Likewise.
25711 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25713 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25716 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25717 from different units in a single alternative.
25718 (*truncdfsf_i387): Ditto.
25719 (*truncxfsf2_mixed): Ditto.
25720 (*truncxfdf2_mixed): Ditto.
25722 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25724 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25725 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25728 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25729 unused non-artificial variables when not optimizing.
25732 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25733 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25734 NAMESPACE_DECL in its DECL_INITIAL.
25736 PR middle-end/39443
25737 * optabs.c (set_user_assembler_libfunc): New function.
25738 * expr.h (set_user_assembler_libfunc): New prototype.
25739 * c-common.c: Include libfuncs.h.
25740 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25741 for memcmp, memset, memcpy, memmove and abort.
25742 * Makefile.in (c-common.o): Depend on libfuncs.h.
25745 * dwarf2out.c (gen_inlined_enumeration_type_die,
25746 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25747 gen_tagged_type_instantiation_die): Removed.
25748 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25751 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25754 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25756 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25757 (check-parallel-%): Ditto.
25758 (check-consistency): Ditto.
25760 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25762 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25763 local variable rhs by NULL_TREE.
25765 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25768 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25770 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25773 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25775 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25778 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25779 for ms->sysv ABI calls only in 64bit mode.
25781 * config/i386/i386.md (untyped_call): Support 32bit.
25783 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25785 * doc/extend.texi: Replace x86_65 with x86_64.
25787 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25789 PR tree-optimization/39455
25790 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25791 mismatches for POINTER_TYPE_P (type).
25792 (number_of_iterations_le): Likewise.
25794 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25796 * config/picochip/picochip.c: Removed profiling support.
25797 * config/picochip/picochip.md: Removed profiling instruction.
25798 * config/picochip/picochip.h: Removed profiling builtin.
25800 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25802 * doc/install.texi (--with-host-libstdcxx): Document.
25804 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25807 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25808 generate a warning if the function name does not begin with
25809 "__vector" and the function has either the 'signal' or 'interrupt'
25810 attribute, from here to ...
25811 (avr_declare_function_name): ...here. New function.
25812 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25813 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25815 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25818 * cse.c (fold_rtx): Don't modify original const_arg1 when
25819 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25820 separate variable instead.
25821 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25822 from out of range shift counts.
25823 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25825 2009-03-13 Catherine Moore <clm@codesourcery.com>
25827 * config/i386/x-mingw32 (host-mingw32.o): Replace
25828 diagnostic.h with $(DIAGNOSTIC_H).
25830 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25833 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25835 * config/i386/sync.md (sync_compare_and_swap<mode>,
25836 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25837 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25839 (sync_double_compare_and_swapdi_pic,
25840 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25841 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25843 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25846 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25848 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25851 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25852 (avx_addsubv4df3): Likewise.
25853 (*avx_addsubv4sf3): Likewise.
25854 (sse3_addsubv4sf3): Likewise.
25856 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25859 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25861 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25864 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25865 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25866 registers for allocnos created from user-defined variables.
25868 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25871 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25872 of non-integer mode as well.
25874 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25876 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25877 for functions for which the parameter types are unknown.
25879 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25882 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25883 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25884 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25885 * config/i386/i386.c (ix86_local_alignment): For
25886 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25887 long long variables on the stack to avoid dynamic realignment.
25888 Allow the first argument to be a decl rather than type.
25889 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25891 2009-03-11 Nick Clifton <nickc@redhat.com>
25894 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25896 Add description to mno-lsim option.
25897 * config/mcore/mcore.h: Remove comment about deprecated m4align
25899 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25900 * doc/invoke.texi: Add description of mno-lsim and
25901 mstack-increment options.
25903 * config/fr30/fr30.opt: Document the -mno-lsim option.
25904 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25905 and -mno-lsim options.
25907 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25909 * fold-const.c (fold_comparison): Only call fold_inf_compare
25910 if the mode supports infinities.
25912 2009-03-11 Jason Merrill <jason@redhat.com>
25915 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25916 end already did. Notice GIMPLE_CALL modifications of the result.
25917 Don't copy debug information from an ignored decl or a decl from
25920 2009-03-10 Richard Guenther <rguenther@suse.de>
25921 Nathan Froyd <froydnj@codesourcery.com>
25923 PR middle-end/37850
25924 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25925 (__divMODE3): Likewise.
25927 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25929 PR tree-optimization/39394
25930 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25931 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25933 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25935 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25936 inline asms for register asm ("") declarations.
25938 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25940 * fold-const.c (fold_unary): Fix comment.
25942 2009-03-07 Jan Hubicka <jh@suse.cz>
25945 * tree-inline.c (setup_one_parameter): Do replacement of const
25946 argument by constant in SSA form.
25948 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25950 PR middle-end/38028
25951 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25952 determine alignment passed to assign_stack_local.
25953 (assign_parms_unsplit_complex): Likewise.
25954 * except.c (sjlj_build_landing_pads): Likewise.
25956 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25958 PR middle-end/39360
25959 * tree-flow.h (add_referenced_var): Return bool instead of void.
25960 * tree-dfa.c (add_referenced_var): Return result of
25961 referenced_var_check_and_insert call.
25962 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25963 of referenced_var_check_and_insert.
25966 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25967 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25968 DIE, don't emit it if abstract origin already has it.
25969 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25970 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25972 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25974 * genpreds.c (needs_variable): Fix parentheses at variable name
25976 (write_tm_constrs_h): Indent generated code.
25978 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25980 * doc/extend.texi (Function Attributes): Add documentation
25981 for isr attributes.
25983 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25986 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25987 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25989 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25991 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25994 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25997 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25998 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26000 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26002 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26003 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26004 constants instead of magic numbers.
26005 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26007 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26008 (x86_64_ms_abi_int_parameter_registers): Ditto.
26009 (x86_64_int_return_registers): Ditto.
26010 (ix86_maybe_switch_abi): Ditto.
26011 (ix86_expand_call): Ditto for clobbered_registers array.
26012 (ix86_hard_regno_mode_ok): Ditto.
26013 (x86_extended_QIreg_mentioned_p): Ditto.
26015 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26017 PR tree-optimization/39349
26018 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26020 * combine.c (gen_lowpart_for_combine): Use omode when generating
26023 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26025 PR rtl-optimization/39235
26026 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26028 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26030 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26032 2009-03-04 Richard Guenther <rguenther@suse.de>
26034 PR tree-optimization/39362
26035 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26036 that occur in abnormal PHIs should be varying.
26038 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26040 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26042 (simple_iv): Take loop as an argument instead of statement.
26043 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26044 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26046 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26048 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26049 * matrix-reorg.c (analyze_transpose): Ditto.
26050 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26051 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26052 * tree-predcom.c (ref_at_iteration): Ditto.
26053 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26055 2009-03-04 Richard Guenther <rguenther@suse.de>
26057 PR tree-optimization/39358
26058 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26059 escaped_id and callused_id.
26060 (solve_graph): Likewise.
26062 2009-03-04 Richard Guenther <rguenther@suse.de>
26064 PR tree-optimization/39339
26065 * tree-sra.c (try_instantiate_multiple_fields): Make it
26066 no longer ICE on the above.
26068 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26070 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26071 that fits within Pmode.
26073 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26075 PR middle-end/10109
26076 * tm.texi (LIBCALL_VALUE): Update description.
26078 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26080 PR middle-end/34443
26081 * doc/extend.texi (section): Update description.
26083 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26085 PR middle-end/39345
26086 * tree-inline.c (remapped_type): New.
26087 (can_be_nonlocal): Call remapped_type instead of remap_type.
26089 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26092 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26093 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26095 2009-03-03 Richard Guenther <rguenther@suse.de>
26097 PR middle-end/39272
26098 * tree.c (tree_nonartificial_location): New function.
26099 * tree.h (tree_nonartificial_location): Declare.
26100 * builtins.c (expand_builtin_memory_chk): Provide location
26101 of the call location for artificial function pieces.
26102 (maybe_emit_chk_warning): Likewise.
26103 (maybe_emit_sprintf_chk_warning): Likewise.
26104 (maybe_emit_free_warning): Likewise.
26105 * expr.c (expand_expr_real_1): Likewise.
26107 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26109 PR tree-optimization/39343
26110 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26111 COMPONENT_REF t has ARRAY_TYPE.
26113 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26115 PR middle-end/39335
26116 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26117 when the type precision of the induction variable should be
26118 larger than the type precision of nit.
26119 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26120 * graphite.c (graphite_loop_normal_form): Same.
26121 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26123 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26125 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26126 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26127 numbers to describe clobbered registers.
26128 (*call_value_0_rex64_ms_sysv): Ditto.
26129 * config/i386/mmx.md (mmx_emms): Ditto.
26130 (mmx_femms): Ditto.
26132 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26134 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26137 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26139 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26140 (spu_section_type_flags): New function.
26142 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26144 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26145 reg_class_contents of FLOAT_REGS into a temporary.
26147 2009-03-02 Richard Guenther <rguenther@suse.de>
26148 Ira Rosen <irar@il.ibm.com>
26150 PR tree-optimization/39318
26151 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26152 information to the vectorized statement.
26154 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26156 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26157 variable. Use defined names instead of magic constants for REX SSE
26160 2009-03-01 Richard Guenther <rguenther@suse.de>
26162 PR tree-optimization/39331
26163 * omp-low.c (lower_send_shared_vars): Do not receive new
26164 values for the reference of DECL_BY_REFERENCE parms or results.
26166 2009-03-01 Jan Hubicka <jh@suse.cz>
26169 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26170 BLOCK_NONLOCALIZED_VAR): New macros.
26171 (tree_block): Add nonlocalized_vars.
26172 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26173 gen_decl_die): Add origin argument. Allow generation of die with
26174 origin at hand only.
26175 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26176 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26178 (gen_block_die): Fix checking for unused blocks.
26179 (process_scope_var): Break out from .... ; work with origins only.
26180 (decls_for_scope) ... here; process nonlocalized list.
26181 (dwarf2out_ignore_block): Look for nonlocalized vars.
26182 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26184 (dump_scope_block): Dump them.
26185 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26186 (remap_block): Likewise.
26187 (can_be_nonlocal): New predicate.
26188 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26190 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26192 * configure: Regenerate.
26194 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26196 * optc-gen.awk: No need to duplicate option flags twice.
26197 Reuse help texts for duplicate options which do not have any.
26199 * gcc.c (display_help): Document --version.
26201 * gcc.c (main): If print_help_list and verbose_flag, ensure
26202 driver output comes before subprocess output.
26204 * optc-gen.awk: Assign all remaining fields to help string,
26205 space-separated, for multi-line help in *.opt.
26207 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26208 -Wno-pedantic-ms-format is for MinGW targets only.
26210 * doc/options.texi (Option file format): Fix bad indentation,
26211 restoring dropped sentence.
26213 2009-02-28 Jan Hubicka <jh@suse.cz>
26215 * tree-inline.c (tree_function_versioning): Output debug info.
26217 2009-02-28 Jan Hubicka <jh@suse.cz>
26220 * tree-inline.c (setup_one_parameter): Do not copy propagate
26221 arguments when not optimizing.
26223 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26226 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26227 (avx_addsubv4df3): Likewise.
26228 (*avx_addsubv4sf3): Likewise.
26229 (sse3_addsubv4sf3): Likewise.
26230 (*avx_addsubv2df3): Likewise.
26231 (sse3_addsubv2df3): Likewise.
26232 (avx_unpckhps256): Correct item selectors.
26233 (avx_unpcklps256): Likewise.
26234 (avx_unpckhpd256): Likewise.
26235 (avx_unpcklpd256): Likewise.
26237 2009-02-28 Jan Hubicka <jh@suse.cz>
26239 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26241 (copy_arguments_for_versioning): If var is declared don't declare it.
26242 (tree_function_versioning): First setup substitutions and then copy
26245 2009-02-27 Jan Hubicka <jh@suse.cz>
26248 * cgraph.h (varpool_output_debug_info): Remove.
26249 * cgraphunit.c (varpool_output_debug_info): Remove.
26250 * dwarf2out.c (deferred_locations_struct): New struct
26251 (deferred_locations): New type.
26252 (deferred_locations_list): New static var.
26253 (deffer_location): New function.
26254 (gen_variable_die): Use it.
26255 (decls_for_scope): Output info on local static vars.
26256 (dwarf2out_finish): Process deferred locations.
26257 * varpool.c (varpool_output_debug_info): Remove.
26259 2009-02-27 Jan Hubicka <jh@suse.cz>
26262 * tree.h (TREE_PROTECTED): Fix comment.
26263 (BLOCK_HANDLER_BLOCK): Remove.
26264 (struct tree_block): Remove handler_block add body_block.
26265 (inlined_function_outer_scope_p): New.
26266 (is_body_block): Remove.
26267 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26268 * dwarf2out.c (is_inlined_entry_point): Remove.
26269 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26270 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26272 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26273 * gimplify.c (gimplify_expr): Gimplify body blocks.
26274 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26275 block with multiple subblocks.
26276 (dump_scope_block): Prettier output; dump more flags and info.
26277 (dump_scope_blocks): New.
26278 (remove_unused_locals): Use dump_scope_blocks.
26279 * tree-flow.h (dump_scope_blocks): Declare.
26280 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26281 * stmt.c (is_body_block): Remove.
26282 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26283 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26285 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26287 PR middle-end/39308
26288 * graphite.c (graphite_loop_normal_form): Do not call
26289 number_of_iterations_exit from a gcc_assert.
26291 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26293 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26294 jumps if COND is NULL.
26295 (find_cond_jump): New function.
26296 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26297 * config/s390/s390.md: Remove z10_cobra attribute value.
26299 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26301 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26302 force_const_mem returns NULL_RTX.
26304 2009-02-26 Jan Hubicka <jh@suse.cz>
26307 * cgraph.h (varpool_output_debug_info): Remove.
26308 * cgraphunit.c (varpool_output_debug_info): Remove.
26309 * dwarf2out.c (deferred_locations_struct): New struct
26310 (deferred_locations): New type.
26311 (deferred_locations_list): New static var.
26312 (deffer_location): New function.
26313 (gen_variable_die): Use it.
26314 (decls_for_scope): Output info on local static vars.
26315 (dwarf2out_finish): Process deferred locations.
26316 * varpool.c (varpool_output_debug_info): Remove.
26318 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26320 PR rtl-optimization/39241
26321 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26322 to subreg_offset_representable_p.
26324 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26326 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26327 execute function prototype. Get f and nregs from max_reg_num
26328 and get_insns. Remove the first backward pass as it's dead,
26329 guard the forward pass by flag_expensive_optimizations.
26330 (rest_of_handle_regmove): Delete.
26331 (pass_regmove): Replace it with regmove_optimize.
26333 2009-02-25 Martin Jambor <mjambor@suse.cz>
26335 PR tree-optimization/39259
26336 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26337 calls_alloca function flags.
26338 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26339 calls are detected.
26341 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26343 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26344 flags_set_1_rtx, flags_set_1_set): Delete.
26345 (regmove_optimize): Do not call mark_flags_life_zones.
26347 2009-02-24 Julian Brown <julian@codesourcery.com>
26350 * config/arm/arm.c (require_pic_register): Only set
26351 cfun->machine->pic_reg once per function.
26353 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26355 * doc/invoke.texi (Link Options): Document an easier way to pass
26356 options that take arguments to the GNU linker using -Xlinker and -Wl.
26358 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26361 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26363 2009-02-24 Richard Guenther <rguenther@suse.de>
26366 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26368 2009-02-24 Richard Guenther <rguenther@suse.de>
26369 Zdenek Dvorak <ook@ucw.cz>
26371 PR tree-optimization/39233
26372 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26373 from converting them to a generic type.
26375 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26377 PR tree-optimization/39260
26378 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26379 contains a condition with a real type.
26380 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26382 2009-02-23 Jason Merrill <jason@redhat.com>
26385 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26386 narrowing_initializer_constant_valid_p.
26387 (narrowing_initializer_constant_valid_p): Don't return
26388 null_pointer_node for adding a pointer to itself.
26390 2009-02-23 Jan Hubicka <jh@suse.cz>
26393 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26396 2009-02-23 Jan Hubicka <jh@suse.cz>
26398 PR tree-optimization/37709
26399 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26400 * tree.h (block_ultimate_origin): Declare.
26401 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26402 * tree-ssa-live.c (remove_unused_scope_block_p):
26403 Eliminate blocks containig no instructions nor live variables nor
26405 (dump_scope_block): New function.
26406 (remove_unused_locals): Enable removal of dead blocks by default;
26407 enable dumping at TDF_DETAILS.
26409 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26411 * config/i386/i386.c (classify_argument): Don't allow COImode
26413 (function_arg_advance_32): Don't allow OImode.
26414 (function_arg_32): Likewise.
26415 (function_value_32): Likewise.
26416 (return_in_memory_32): Likewise.
26417 (function_arg_64): Remove OImode comment.
26419 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26422 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26423 ix86_expand_vector_set for V4DImode in 64bit mode only.
26424 (ix86_expand_vector_init_one_var): Likewise.
26426 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26428 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26430 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26433 * loop-iv.c: Revert last change.
26434 * emit-rtl.c: Likewise.
26436 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26439 * config/i386/i386.c (type_natural_mode): Remove an extra
26440 space in the warning message.
26441 (function_value_32): Handle 32-byte vector modes.
26442 (return_in_memory_32): Likewise.
26444 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26446 * loop-iv.c (truncate_value): New function.
26447 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26449 (lowpart_subreg): Move to...
26450 * emit-rtl.c: ...here.
26452 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26454 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26455 accidental and undocumented change at revision 140860.
26457 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26459 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26460 take gimple_seq * arguments.
26461 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26462 types_compatible_p langhook.
26464 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26465 Joseph Myers <joseph@codesourcery.com>
26467 * config/arm/arm.c (arm_builtin_va_list): New function.
26468 (arm_expand_builtin_va_start): Likewise.
26469 (arm_gimplify_va_arg_expr): Likewise.
26470 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26471 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26472 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26473 (va_list_type): New variable.
26474 (arm_mangle_type): Mangle va_list_type appropriately.
26476 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26478 PR middle-end/39157
26479 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26480 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26481 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26482 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26483 parameter to 1000 for -O1 by default.
26484 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26486 * loop-invariant.c: Include params.h.
26487 (move_loop_invariants): Don't call move_single_loop_invariants on
26490 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26492 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26493 offset when calculating bounds for indexing stack_usage_map. Fixes
26494 a buffer overflow with certain target setups.
26496 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26499 * calls.c (expand_call): Clear try_tail_call if caller and callee
26500 disagree in promotion of function return value.
26502 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26505 * c-common.c (c_determine_visibility): If visibility changed and
26506 DECL_RTL has been already set, call make_decl_rtl to update symbol
26509 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26512 * varasm.c (assemble_variable): Don't check DECL_NAME when
26513 globalizing a variable.
26515 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26518 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26519 expression before any __builtin_trap call.
26520 * c-typeck.c (build_function_call): Convert and check function
26521 arguments before generating a call to a trap. Evaluate the
26522 function arguments before the trap.
26524 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26527 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26528 (UNSPEC_FXAM_MEM): New unspec.
26529 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26530 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26531 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26533 2009-02-19 Richard Guenther <rguenther@suse.de>
26535 PR tree-optimization/39207
26536 PR tree-optimization/39074
26537 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26538 storedanything_tree): New.
26539 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26540 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26541 (build_succ_graph): Add edges from STOREDANYTHING to all
26543 (init_base_vars): Initialize STOREDANYTHING.
26544 (compute_points_to_sets): Free substitution info after
26545 building the succ graph.
26546 (ipa_pta_execute): Likewise.
26548 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26550 (do_ds_constraint): Do not add to special var or non-pointer
26552 (type_could_have_pointers): Split out from ...
26553 (could_have_pointers): ... here. For arrays use the element type.
26554 (create_variable_info_for): Initialize may_have_pointers.
26555 (new_var_info): Likewise.
26556 (handle_lhs_call): Make the HEAP variable unknown-sized.
26557 (intra_create_variable_infos): Use a type with pointers for
26558 PARM_NOALIAS, make it unknown-sized.
26560 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26563 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26565 2009-02-18 Jason Merrill <jason@redhat.com>
26568 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26569 value if DECL_EXTERNAL.
26570 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26571 * target.h (gcc_target::binds_local_p): Clarify "module".
26572 * tree.h (TREE_PUBLIC): Clarify "module".
26574 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26577 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26578 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26580 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26583 * c.opt (Wabi): Support C and ObjC.
26586 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26588 * config/i386/i386.c (classify_argument): Warn once about the ABI
26589 change when passing union with long double.
26591 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26593 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26596 * c-parser.c (c_parser_compound_statement): Always enter and leave
26599 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26602 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26604 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26606 PR tree-optimization/36922
26607 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26608 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26611 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26613 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26616 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26618 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26620 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26622 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26625 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26626 Richard Sandiford <rdsandiford@googlemail.com>
26628 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26629 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26630 (loongson_biadd): ...this.
26632 2009-02-17 Richard Guenther <rguenther@suse.de>
26634 PR tree-optimization/39202
26635 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26636 a var make sure to follow existing collapses.
26638 2009-02-17 Richard Guenther <rguenther@suse.de>
26640 PR middle-end/39214
26641 * langhooks.c (lhd_print_error_function): Check for NULL block.
26643 2009-02-17 Richard Guenther <rguenther@suse.de>
26645 PR tree-optimization/39204
26646 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26649 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26651 * config/soft-fp/double.h: Update from glibc CVS.
26653 2009-02-17 Richard Guenther <rguenther@suse.de>
26655 PR tree-optimization/39207
26656 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26657 strict-aliasing warnings for pointers pointing to NULL.
26659 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26662 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26663 skipping until next close brace.
26665 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26668 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26669 to function argument boundary.
26671 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26673 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26674 in the lea_add. Reload eventually constraints it properly.
26675 * config/picochip/constraints.md: Remove the target constraint
26676 "b", since it is not needed anymore.
26678 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26680 * gthr-dce.h: Uglify function parameter and local variable names.
26681 * gthr-gnat.h: Likewise.
26682 * gthr-mipssde.h: Likewise.
26683 * gthr-nks.h: Likewise.
26684 * gthr-posix95.h: Likewise.
26685 * gthr-posix.h: Likewise.
26686 * gthr-rtems.h: Likewise.
26687 * gthr-single.h: Likewise.
26688 * gthr-solaris.h: Likewise.
26689 * gthr-tpf.h: Likewise.
26690 * gthr-vxworks.h: Likewise.
26691 * gthr-win32.h: Likewise.
26693 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26696 * config/i386/i386.md: Restrict the new peephole2 to move
26697 between MMX/SSE registers.
26699 2009-02-15 Richard Guenther <rguenther@suse.de>
26702 2009-02-13 Richard Guenther <rguenther@suse.de>
26704 * configure.ac: Enable LFS.
26705 * configure: Re-generate.
26706 * config.in: Likewise.
26708 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26710 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26711 spu_srqwbyte, spu_srqwbytebc): Define.
26712 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26713 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26714 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26715 "shrqby_<mode>"): New insn-and-split patterns.
26716 * config/spu/spu.c (expand_builtin_args): Determine and return
26717 number of operands using spu_builtin_description data.
26718 (spu_expand_builtin_1): Use it.
26720 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26723 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26726 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26729 * config/i386/i386.c (override_options): Correct warning
26730 messages for -malign-loops, -malign-jumps and -malign-functions.
26732 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26735 * config/i386/i386.md: Restrict the new peephole2 to move
26736 between the general purpose registers.
26738 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26741 * config/i386/i386.c (type_natural_mode): Add a new argument.
26742 Return the original mode and warn ABI change if vector size is 32byte.
26743 (function_arg_advance): Updated.
26744 (function_arg): Likewise.
26745 (ix86_function_value): Likewise.
26746 (ix86_return_in_memory): Likewise.
26747 (ix86_sol10_return_in_memory): Likewise.
26748 (ix86_gimplify_va_arg): Likewise.
26749 (function_arg_32): Don't warn ABX ABI change here.
26750 (function_arg_64): Likewise.
26752 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26754 * loop-iv.c (implies_p): In the final case, test that operands 0
26755 of the two comparisons match.
26757 * config/bfin/bfin.c (find_prev_insn_start): New function.
26758 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26759 (find_next_insn_start): Move.
26761 2009-02-13 Richard Guenther <rguenther@suse.de>
26763 * configure.ac: Enable LFS.
26764 * configure: Re-generate.
26765 * config.in: Likewise.
26767 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26770 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26771 sizes on syntax error after some arguments have been parsed.
26773 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26775 * doc/invoke.texi (-fira): Remove.
26777 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26779 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26780 * recog.c: Likewise.
26783 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26785 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26786 (umul_ppmm): Likewise.
26787 (count_leading_zeros): Likewise.
26788 (count_trailing_zeros): Likewise.
26789 (UMUL_TIME): Likewise.
26791 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26793 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26794 soft-fp/t-softfp to tmake_file.
26796 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26797 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26798 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26799 IA64_BUILTIN_INFQ]: New.
26800 (ia64_init_builtins): Initialize __builtin_infq,
26801 __builtin_fabsq and __builtin_copysignq if not HPUX.
26802 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26803 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26805 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26807 (__fixtfti): Likewise.
26808 (__fixunstfti): Likewise.
26809 (__floattitf): Likewise.
26811 * config/ia64/libgcc-glibc.ver: New.
26812 * config/ia64/t-fprules-softfp: Likewise.
26813 * config/ia64/sfp-machine.h: Likewise.
26815 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26816 (LIBGCC2_TF_CEXT): Likewise.
26817 (TF_SIZE): Likewise.
26818 (TARGET_INIT_LIBFUNCS): Likewise.
26820 * config/ia64/t-glibc (SHLINB_MAPFILES):
26821 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26823 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26825 * config/i386/i386.c (construct_container): Rewrite processing
26826 BLKmode with X86_64_SSE_CLASS.
26828 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26831 * config/i386/i386.md: Replace simplify_replace_rtx with
26832 replace_rtx in the new peephole2.
26834 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26836 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26837 loop unrolling do not happen at -O2.
26839 2009-02-12 Michael Matz <matz@suse.de>
26841 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26843 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26845 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26848 2009-02-12 Ben Elliston <bje@au.ibm.com>
26850 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26851 patterns when updating the back chain. Missed in the 2009-02-10
26854 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26856 * doc/extend.texi (Decimal Floating Types): Update identifier of
26857 draft TR and list of missing support.
26859 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26861 PR middle-end/39154
26862 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26863 bit to variable length decl's flags, add it also to its
26864 pointer replacement variable.
26866 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26867 Jakub Jelinek <jakub@redhat.com>
26870 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26871 (memory_blockage): New expander.
26872 (*memory_blockage): New insn pattern.
26873 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26874 instead of general blockage at the end of function prologue when
26875 frame pointer is used to access red zone area. Do not emit blockage
26876 when profiling, it is emitted in generic code.
26877 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26878 function epilogue when frame pointer is used to access red zone area.
26880 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26883 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26884 by arithmetic with memory operands.
26885 * config/i386/predicates.md (commutative_operator): New.
26887 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26889 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26892 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26894 * alias.h (record_alias_subset): Declare.
26895 * alias.c (record_alias_subset): Make global.
26897 2009-02-10 Nick Clifton <nickc@redhat.com>
26899 * tree-parloops.c: Change license to GPLv3.
26900 * ipa-struct-reorg.c: Change license to GPLv3.
26901 * ipa-struct-reorg.h: Change license to GPLv3.
26903 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26906 * c-decl.c (start_struct): Return NULL on error.
26908 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26910 PR middle-end/39124
26911 * cfgloopmanip.c (remove_path): Call remove_bbs after
26912 cancel_loop_tree, not before it.
26915 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26916 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26917 VAR_DECLs were seen.
26918 * tree-ssa-live.c (remove_unused_locals): Recompute
26919 cfun->has_local_explicit_reg_vars.
26920 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26921 copies or clearings if cfun->has_local_explicit_reg_vars.
26923 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26926 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26927 of function prologue when frame pointer is used to access
26930 2009-02-10 Richard Guenther <rguenther@suse.de>
26932 PR middle-end/39127
26933 * gimplify.c (gimple_regimplify_operands): Always look if
26934 we need to create a temporary.
26936 2009-02-10 Richard Guenther <rguenther@suse.de>
26938 PR tree-optimization/39132
26939 * tree-loop-distribution.c (todo): New global var.
26940 (generate_memset_zero): Trigger TODO_rebuild_alias.
26941 (tree_loop_distribution): Return todo.
26943 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26946 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26947 (x86_64_reg_class_name): Removed.
26948 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26949 first one isn't X86_64_SSE_CLASS or any other ones aren't
26950 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26951 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26952 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26953 and 3 X86_64_SSEUP_CLASS.
26954 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26955 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26957 2009-02-10 Ben Elliston <bje@au.ibm.com>
26959 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26960 form instruction to update the stack back chain word, even if the
26961 user has disabled the generation of update instructions.
26962 (movdi_<mode>_update_stack): New.
26963 (movsi_update_stack): Likewise.
26964 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26965 always use an update form instruction to update the stack back
26968 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26970 PR middle-end/38953
26971 * graphite.c (if_region_set_false_region): After moving a region in
26972 the false branch of a condition, remove the empty dummy basic block.
26973 (gloog): Remove wrong fix for PR38953.
26975 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26977 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26978 generation due to implicit sign extension.
26980 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26982 PR middle-end/38981
26983 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26984 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26986 2009-02-09 Richard Guenther <rguenther@suse.de>
26988 PR middle-end/35202
26989 * convert.c (convert_to_real): Disable (float)fn((double)x)
26990 to fnf(x) conversion if errno differences may occur and
26991 -fmath-errno is set.
26993 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26995 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26996 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26997 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26999 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27002 * c-common.c (handle_alias_attribute): Disallow attribute for
27003 anything not a FUNCTION_DECL or VAR_DECL.
27005 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27008 * real.c (do_compare): Special-case compare of zero against
27009 decimal float value.
27011 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27014 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27015 as indicating flexible array members unless the field itself is
27016 being declarared as the incomplete array.
27018 2009-02-06 Jan Hubicka <jh@suse.cz>
27020 PR tree-optimization/38844
27021 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27022 is already inlined.
27024 2009-02-06 Richard Guenther <rguenther@suse.de>
27026 PR middle-end/38977
27027 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27028 fork because we may expand it as __gcov_fork.
27030 2009-02-06 Nick Clifton <nickc@redhat.com>
27032 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27034 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27036 PR tree-optimization/35659
27037 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27038 vn_phi_eq): Shortcut if hashcode does not match.
27039 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27041 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27042 and avoid iterative_hash_expr.
27043 (FOR_EACH_VALUE_ID_IN_SET): New.
27044 (value_id_compare): Remove.
27045 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27046 sort expressions by value id.
27048 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27051 * config/sh/predicates.md (general_movsrc_operand): Don't check
27052 the subreg of system registers here.
27054 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27057 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27058 on the copied decl.
27060 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27062 PR rtl-optimization/39110
27063 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27064 addresses, not aligned ones.
27066 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27067 Richard Guenther <rguenther@suse.de>
27069 PR tree-optimization/39100
27070 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27071 comment says and add edges.
27073 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27076 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27077 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27079 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27081 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27082 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27083 register_bb_in_sese, new_sese, free_sese): Moved.
27084 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27085 outermost_loop_in_scop, build_scop_iteration_domain,
27086 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27087 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27088 Use loop_in_sese_p instead of loop_in_scop_p.
27089 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27090 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27091 (scopdet_basic_block_info): Fix bug in scop detection.
27092 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27093 eq_loop_to_cloog_loop): Remove.
27094 (nb_loops_around_loop_in_scop, nb_loop
27095 ref_nb_loops): Moved here...
27096 * graphite.h (ref_nb_loops): ... from here.
27097 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27098 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27099 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27101 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27102 Hans-Peter Nilsson <hp@axis.com>
27104 PR rtl-optimization/37889
27105 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27106 Move offset handling from PLUS to before the switch. Use new
27107 arguments when considering SYMBOL_REFs too.
27108 (rtx_addr_can_trap_p): Pass dummy offset and size.
27109 (enum may_trap_p_flags): Remove.
27110 (may_trap_p_1): Pass size from MEM_SIZE.
27112 PR rtl-optimization/38921
27113 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27114 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27115 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27116 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27118 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27120 AVX Programming Reference (January, 2009)
27121 * config/i386/sse.md (*vpclmulqdq): New.
27123 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27125 PR tree-optimization/38977
27126 PR gcov-profile/38292
27127 * calls.c (special_function_p): Disregard __builtin_ prefix.
27129 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27131 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27132 non-indexable addresses even before reload.
27134 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27137 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27138 as having variable size. Do not give an error for unnamed
27139 parameters with [*] declarators. Give a warning for type names
27140 with [*] declarators and mark them as variable size.
27141 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27142 for sizeof applied to [*] type names.
27144 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27147 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27149 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27151 * gcc.c (process_command): Update copyright notice dates.
27152 * gcov.c (print_version): Likewise.
27153 * gcov-dump.c (print_version): Likewise.
27154 * mips-tfile.c (main): Likewise.
27155 * mips-tdump.c (main): Likewise.
27157 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27160 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27161 for composite type involving a zero-length array type.
27163 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27166 * function.c (match_asm_constraints_1): Skip over
27167 initial optional % in the constraint.
27169 PR inline-asm/39059
27170 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27171 supported, don't accept FIXED_CSTs.
27172 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27173 and _Sat is used without _Fract/_Accum. Set specs->type to
27174 integer_type_node for cts_fract/cts_accum if fixed point is not
27177 2009-02-02 Catherine Moore <clm@codesourcery.com>
27179 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27181 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27183 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27184 (ABI_HAS_64BIT_SYMBOLS): Use it.
27185 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27187 2009-02-02 Paul Brook <paul@codesourcery.com>
27189 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27191 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27193 PR inline-asm/39058
27194 * recog.h (asm_operand_ok): Add constraints argument.
27195 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27196 recurse on matching constraint.
27197 (check_asm_operands): Pass constraints as 3rd argument to
27198 asm_operand_ok. Don't look up matching constraint here.
27199 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27202 2009-02-02 Ben Elliston <bje@au.ibm.com>
27204 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27205 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27207 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27209 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27210 information. Remove some obsolete information. Reorganize.
27212 * config/pa/fptr.c: Revert license to GPL 2.
27213 * config/pa/milli64.S: Likewise.
27215 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27218 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27219 LIBRARY name in, instead of hard-coding it.
27220 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27221 extra target make frag to tmake_files according to EH model.
27222 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27223 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27224 frags that define makefile variable EH_MODEL appropriately.
27225 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27226 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27227 to "-sjlj" according to type of EH configured.
27228 (LIBGCC_SONAME): Concatenate it to shared library base name.
27229 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27230 to "_sjlj" according to type of EH configured.
27231 (LIBGCC_SONAME): Concatenate it to shared library base name.
27232 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27233 (SHLIB_LINK): Add missing semicolon to if-else construct.
27234 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27235 string value of "pe_dll" command-line option.
27236 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27237 (SHLIB_SONAME): Use it when overriding t-cygming default.
27238 (SHLIB_IMPLIB): Override t-cygming default.
27239 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27240 string value of "pe_dll" command-line option.
27242 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27245 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27246 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27248 2009-01-31 Richard Guenther <rguenther@suse.de>
27250 PR tree-optimization/38937
27251 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27252 computing the transitive closure.
27254 2009-01-30 Richard Guenther <rguenther@suse.de>
27256 PR tree-optimization/39041
27257 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27258 Propagate variable indices only if the types match for this stmt.
27260 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27263 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27264 inline but never defined.
27266 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27268 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27269 (*insv_h_di_reg_extimm): New insn.
27270 (*insv_l<mode>_reg_extimm): New insn.
27272 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27274 * config/picochip/picochip.c (flag_conserve_stack): set
27275 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27276 fconserve-stack. Reduce call-overhead used by inliner.
27278 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27281 * common.opt (flag_conserve_stack): Initialised to zero.
27283 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27286 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27287 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27290 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27292 * ira-color.c (allocno_reload_assign): Update comments.
27293 * regmove.c (regmove_optimize): Likewise.
27297 2009-01-29 Robert Millan <rmh@aybabtu.com>
27299 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27300 * config/i386/kopensolaris-gnu.h: New file. Undefine
27301 `MD_UNWIND_SUPPORT'.
27302 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27304 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27306 PR tree-optimization/39007
27307 * tree-loop-distribution.c (generate_builtin): Use
27308 recompute_dominator to compute the immediate dominator of the
27309 basic block just after the loop.
27311 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27313 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27314 (ASM_OUTPUT_DWARF_PCREL): Define.
27316 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27318 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27319 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27320 global. Modify entries about regmove and IRA.
27322 * ra-conflict.c: Remove the file.
27324 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27326 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27327 (pass_regclass_init): Rename to pass_reginfo_init.
27329 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27331 * toplev.h (flag_ira): Remove.
27333 * caller-save.c (setup_save_areas): Remove flag_ira.
27335 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27337 * global.c: Remove the file.
27339 * opts.c (decode_options): Remove flag_ira.
27341 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27343 * regmove.c: Modify file description.
27344 (find_use_as_address, try_auto_increment): Define them only if
27345 AUTO_INC_DEC is defined.
27346 (replacement_quality, replace_in_call_usage, fixup_match_1,
27347 stable_and_no_regs_but_for_p): Remove.
27348 (reg_set_in_bb): Make it static.
27349 (regmove_optimize): Remove flag_ira and code which worked for
27352 * local-alloc.c: Remove the file.
27354 * common.opt (fira): Remove.
27356 * ira.c: Include except.h.
27357 (eliminable_regset): Move from global.c.
27358 (mark_elimination): Ditto. Remove flag_ira.
27359 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27360 equiv_mem_modified, validate_equiv_mem_from_store,
27361 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27362 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27363 no_equiv, recorded_label_ref): Move from local-alloc.c.
27364 (update_equiv_regs): Ditto. Make it static.
27365 (print_insn_chain, print_insn_chains): Move it from global.c.
27366 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27367 (build_insn_chain): Ditto. Make it static.
27368 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27369 Rename to init_live_subregs.
27370 (gate_ira): Remove flag_ira.
27372 * regclass.c: Rename reginfo.c. Change file description.
27373 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27374 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27375 (init_reg_sets_1): Remove code for evaluation of
27376 reg_class_superclasses and losing_caller_save_reg_set.
27377 (init_regs): Remove init_reg_autoinc.
27378 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27379 ok_for_base_p_nonstrict): Remove.
27380 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27381 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27382 corresponding entries.
27383 (dump_regclass, record_operand_costs, scan_one_insn,
27384 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27385 record_address_regs, auto_inc_dec_reg_p): Remove.
27386 (gt-regclass.h): Rename to gt-reginfo.h.
27388 * rtl.h (dump_global_regs, retry_global_alloc,
27389 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27391 * Makefile.in (RA_H): Remove.
27392 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27393 Rename regclass.o to reginfo.o.
27394 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27396 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27397 (GTFILES): Rename regclass.c to reginfo.c.
27399 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27400 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27402 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27403 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27405 (finish_spills): Ditto. Remove code for !flag_ira.
27407 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27409 PR middle-end/35854
27410 * doc/invoke.texi (rtl debug options): Complete rewrite.
27411 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27413 * mode-switching.c (pass_mode_switching): Rename pass from
27414 "mode-sw" to "mode_sw".
27415 * except.c (pass_convert_to_eh_ranges): Rename pass from
27416 "eh-ranges" to "eh_ranges".
27417 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27421 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27422 Alexander Monakov <amonakov@ispras.ru>
27424 PR middle-end/38857
27425 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27427 (move_exprs_to_boundary): Change return type and pass through
27428 should_move from move_op. Relax assert. Update usage ...
27429 (schedule_expr_on_boundary): ... here. Use should_move instead of
27431 (move_op_orig_expr_found): Indicate that insn was disconnected from
27433 (code_motion_process_successors): Do not call after_merge_succs
27434 callback if original expression was not found when traversing any of
27436 (code_motion_path_driver): Change return type. Update prototype.
27437 (move_op): Update comment. Add a new parameter (should_move). Update
27438 prototype. Set *should_move based on indication provided by
27439 move_op_orig_expr_found.
27441 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27443 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27444 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27445 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27446 * config/rs6000/rs6000.c (rs6000_override_options): Default
27447 avoid-indexed-addresses on for Power6, off for everything else.
27448 (avoiding_indexed_address_p): New function.
27449 (rs6000_legitimize_address): Use it.
27450 (rs6000_legitimate_address): Likewise.
27451 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27453 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27455 PR tree-optimization/38997
27456 * tree-loop-distribution.c (generate_memset_zero): Use
27457 POINTER_PLUS_EXPR for a pointer addition.
27459 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27461 * config/s390/s390.md (bswap<mode>2): New pattern added.
27463 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27465 * config/s390/s390.md (*tls_load_31): Added type attribute.
27467 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27469 * config/s390/s390.md: Fix a few comments.
27471 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27473 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27474 (*tm<mode>_full): Fixed z10prop attribute.
27475 (*tst<mode>_extimm): Fixed z10prop attribute.
27476 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27477 (*tstqiCCT_cconly): Fixed z10prop attribute.
27478 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27479 (*movsi_larl): Fixed z10prop attribute.
27480 (*movsi_zarch): Fixed z10prop attribute.
27481 (*movsi_eas): Fixed z10prop attribute.
27482 (*movhi): Fixed z10prop attribute.
27483 (*movqi): Fixed z10prop attribute.
27484 (*movstrictqi): Fixed z10prop attribute.
27485 (*mov<mode>): Fixed z10prop attribute.
27486 (*movcc): Fixed z10prop attribute.
27487 (*sethighpartdi_64): Fixed z10prop attribute.
27488 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27489 (*negdi2_sign_cc): Fixed z10prop attribute.
27490 (*negdi2_sign): Fixed z10prop attribute.
27491 (*absdi2_sign_cc): Fixed z10prop attribute.
27492 (*absdi2_sign): Fixed z10prop attribute.
27493 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27494 (*negabsdi2_sign): Fixed z10prop attribute.
27495 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27496 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27497 (doloop_si64): Fixed z10prop attribute.
27498 (doloop_si31): Fixed z10prop attribute.
27499 (doloop_long): Fixed z10prop attribute.
27500 (indirect_jump): Fixed z10prop attribute.
27501 (nop): Fixed z10prop attribute.
27502 (main_base_64): Fixed z10prop attribute.
27503 (reload_base_64): Fixed z10prop attribute.
27505 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27507 PR rtl-optimization/38740
27508 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27510 * config/mips/mips.c (mips_reorg): Likewise.
27512 2009-01-28 Richard Guenther <rguenther@suse.de>
27514 PR tree-optimization/38926
27515 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27516 with the correct value id to a value.
27517 (do_regular_insertion): Use the value number of edoubleprime
27518 for the value number of the expr.
27521 2008-08-21 Richard Guenther <rguenther@suse.de>
27523 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27524 a PHI ask VN if it is already available.
27525 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27526 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27528 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27530 PR middle-end/38934
27531 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27532 set to varying whenever max has TREE_OVERFLOW set, similarly
27533 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27535 2009-01-28 Richard Guenther <rguenther@suse.de>
27537 PR middle-end/38908
27538 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27539 uninitialized aggregate uses in call arguments.
27541 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27543 PR tree-optimization/38984
27544 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27545 the nothing_id variable if -fno-delete-null-pointer-checks.
27547 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27550 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27551 (set_got_offset_rex64): Ditto.
27553 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27556 * doc/extend.texi: Improve local variable with asm reg.
27558 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27560 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27561 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27562 was not supplied then set warn_packed_bitfield_compat to the
27563 default value of 1.
27564 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27567 2009-01-27 Richard Guenther <rguenther@suse.de>
27569 PR tree-optimization/38503
27570 * cfgexpand.c (expand_gimple_basic_block): Ignore
27571 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27572 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27573 variables that cannot have TBAA applied.
27574 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27577 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27579 PR middle-end/38969
27580 * calls.c (initialize_argument_information): Do not wrap complex
27581 arguments in SAVE_EXPR.
27583 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27585 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27586 (INSTALL_LIBGCC): Revert typo commit.
27588 2009-01-26 Richard Guenther <rguenther@suse.de>
27590 PR tree-optimization/38745
27591 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27592 from special handling.
27594 2009-01-26 Richard Guenther <rguenther@suse.de>
27596 PR tree-optimization/38745
27597 * tree-ssa.c (execute_update_addresses_taken): Do not include
27598 variables that cannot possibly be a register in not_reg_needs.
27599 Do not clear TREE_ADDRESSABLE on vars that may not become
27601 * tree-ssa.c (update_alias_info_1): Include those in the set
27602 of addressable vars.
27604 2009-01-26 Richard Guenther <rguenther@suse.de>
27606 PR middle-end/38851
27607 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27608 * tree-ssa-dse.c: Include langhooks.h
27609 (execute_simple_dse): Remove stores with zero size.
27611 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27614 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27617 2009-01-24 Julian Brown <julian@codesourcery.com>
27619 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27620 config/arm/linux-atomic.c.
27621 * config/arm/linux-atomic.c: New.
27623 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27625 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27626 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27627 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27629 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27632 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27635 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27637 PR tree-optimization/38953
27638 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27639 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27640 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27641 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27644 2009-01-24 Paul Brook <paul@codesourcery.com>
27646 * config/arm/neon.md (neon_type): Move to arm.md.
27647 (neon_mov<VSTRUCT>): Add neon_type attribute.
27648 * config/arm/arm.md (neon_type): Move to here.
27649 (conds): Add "unconditioal" and use as default for NEON insns.
27651 2009-01-24 Ben Elliston <bje@au.ibm.com>
27653 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27654 void *' warning from -Wc++-compat.
27655 * Makefile.in (dominance.o-warn): Remove.
27657 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27659 PR tree-optimization/38932
27660 * fold-const.c (fold_unary_ignore_overflow): New.
27661 * tree.h (fold_unary_ignore_overflow): Declare.
27662 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27663 * tree-ssa-sccvn.c (visit_reference_op_load,
27664 simplify_unary_expression): Likewise.
27666 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27668 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27669 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27670 regardless of their type.
27671 * c-common.c (handle_packed_attribute): Don't ignore packed on
27673 * c.opt (Wpacked-bitfield-compat): New warning option.
27674 * stor-layout.c (place_field): Warn if offset of a field changed.
27675 * doc/extend.texi (packed): Mention the ABI change.
27676 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27677 (Warning Options): Add it to the list.
27679 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27681 * c-opts.c (c_common_post_options): Fix a typo in comments.
27683 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27685 PR middle-end/38615
27686 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27687 variables to static.
27688 * doc/invoke.texi (-fmerge-all-constants): Update description.
27690 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27693 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27694 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27696 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27698 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27700 (LOCAL_ALIGNMENT): Similarly.
27702 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27703 Joseph Myers <joseph@codesourcery.com>
27705 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27706 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27707 * config/arm/arm-tune.md: Regenerate.
27708 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27711 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27713 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27714 version number to five.
27716 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27719 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27720 * c-common.c (set_underlying_type): Likewise.
27721 (is_typedef_decl ): Likewise
27723 (set_underlying_type): Likewise.
27724 (is_typedef_type): Likewise.
27726 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27728 PR middle-end/38587
27729 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27732 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27735 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27736 (LIBGCC_SPEC): Don't define.
27737 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27739 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27741 PR rtl-optimization/38879
27742 * alias.c (base_alias_check): Unaligned access via AND address can
27743 alias all surrounding object types except those with sizes equal
27744 or wider than the size of unaligned access.
27746 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27749 * c-decl.c (clone_underlying_type): Move this ...
27750 * c-common.c (set_underlying_type): ... here.
27751 Also, make sure the function properly sets TYPE_STUB_DECL() on
27752 the newly created typedef variant type.
27753 (is_typedef_decl ): New entry point.
27754 * tree.h: Added a new member member_types_needing_access_check to
27755 struct tree_decl_non_common.
27756 (set_underlying_type): New entry point.
27757 (is_typedef_type): Likewise.
27759 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27761 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27762 Check whether two instructions have memory references that
27763 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27764 are helper functions for traversing.
27765 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27766 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27767 not to draw dependency edge for instructions with non-conflicting
27770 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27773 * longlong.h: Update copyright years. Use soft-fp license notice.
27774 Sync __clz_tab declaration with glibc.
27776 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27779 * doc/extend.texi (syscall_linkage): New.
27780 (version_id): Modify.
27782 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27783 Richard Guenther <rguenther@suse.de>
27785 PR tree-optimization/38747
27786 PR tree-optimization/38748
27787 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27788 conversion if the base address is an indirect reference and the
27789 aliasing sets could cause issues.
27791 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27793 * common.opt (fgraphite, fgraphite-identity): Add comment for
27794 explaining why these options are not documented.
27796 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27798 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27799 gimple_call_lhs is NULL.
27801 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27804 * emit-rtl.c (adjust_address_1): Make sure memref is never
27807 2009-01-20 Ben Elliston <bje@au.ibm.com>
27809 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27810 const qualifier from arg parameter. Remove unnecessary cast to char *.
27811 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27812 const qualifier from arg 2.
27814 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27816 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27818 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27821 * rtl.h (reinit_regs): New prototype.
27822 * regclass.c: Include ira.h.
27823 (reinit_regs): New.
27824 * Makefile.in (regclass.o): Add ira.h.
27825 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27827 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27830 * c-common.c (handle_aligned_attribute): Use
27831 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27832 default alignment value.
27834 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27836 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27837 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27839 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27840 __BIGGEST_ALIGNMENT__.
27842 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27844 2009-01-18 Richard Guenther <rguenther@suse.de>
27846 PR tree-optimization/38819
27847 * tree-flow.h (operation_could_trap_helper_p): Declare.
27848 * tree-eh.c (operation_could_trap_helper_p): Export.
27849 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27850 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27851 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27852 are about to insert a possibly trapping instruction and fail
27855 2009-01-18 Andreas Schwab <schwab@suse.de>
27857 * doc/install.texi (Configuration): Remove obsolete paragraph
27858 about use of --with-gnu-ld with --with-gnu-as.
27860 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27862 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27863 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27864 Follow spelling conventions.
27866 2009-01-18 Ben Elliston <bje@au.ibm.com>
27868 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27869 C++ warning about implicit conversion from void * to struct
27871 (bitmap_obstack_free): Likewise for bitmap_element *.
27872 * Makefile.in (bitmap.o-warn): Remove.
27874 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27876 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27878 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27879 Tobias Grosser <tobi.grosser@amd.com>
27881 * graphite.c (graphite_trans_scop_block): Do not block single
27884 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27886 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27887 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27888 test with assertion.
27890 2009-01-16 Richard Guenther <rguenther@suse.de>
27892 PR tree-optimization/38835
27893 PR middle-end/36227
27894 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27895 and INT + PTR -> (INT)(PTR p+ INT) folding.
27896 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27898 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27901 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27902 the subreg from a lowpart subreg if it is also casting the value.
27904 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27905 Tobias Grosser <tobi.grosser@amd.com>
27907 * graphite.c (compare_prefix_loops): New.
27908 (build_scop_canonical_schedules): Rewritten.
27909 (graphite_transform_loops): Move build_scop_canonical_schedules
27910 after build_scop_iteration_domain.
27912 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27913 Tobias Grosser <tobi.grosser@amd.com>
27915 * graphite.c (add_conditions_to_domain): Add the loops to
27916 the dimension of the iteration domain. Do copy the domain
27917 only when it exists.
27918 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27919 (add_conditions_to_constraints): New.
27920 (can_generate_code_stmt, can_generate_code): Removed.
27921 (gloog): Do not call can_generate_code.
27922 (graphite_transform_loops): Call add_conditions_to_constraints
27923 after building the iteration domain.
27925 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27927 PR tree-optimization/38789
27928 * tree-ssa-threadedge.c
27929 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27930 __builtin_constant_p.
27932 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27934 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27935 examined before deleting them.
27937 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27939 * function.c (aggregate_value_p): Correctly extract the function
27940 type from CALL_EXPR_FN lookup.
27942 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27944 * config/picochip/picochip.c (picochip_override_options): Revert
27945 CFI asm flag disable commited previously.
27947 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27948 Tobias Grosser <tobi.grosser@amd.com>
27949 Jan Sjodin <jan.sjodin@amd.com>
27951 * graphite.c (scan_tree_for_params): On substractions negate
27952 all the coefficients of the term.
27953 (clast_to_gcc_expression_red): New. Handle reduction expressions
27954 of more than two operands.
27955 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27956 (get_vdef_before_scop): Handle also the case of default definitions.
27958 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27960 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27961 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27962 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27964 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27965 Joey Ye <joey.ye@intel.com>
27967 PR middle-end/37843
27968 * cfgexpand.c (expand_stack_alignment): Don't update stack
27969 boundary nor check incoming stack boundary here.
27970 (gimple_expand_cfg): Update stack boundary and check incoming
27971 stack boundary here.
27973 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27975 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27977 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27979 PR rtl-optimization/38245
27980 * calls.c (expand_call): Add stack arguments to
27981 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27982 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27983 in regs and partially in memory or BLKmode arguments.
27984 (emit_library_call_value_1): Add stack arguments to
27985 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27986 ACCUMULATE_OUTGOING_ARGS).
27987 * dce.c: Include tm_p.h.
27988 (find_call_stack_args): New function.
27989 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27991 (mark_insn): Call find_call_stack_args for CALL_Ps.
27992 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27993 forwards. Allocate and free arg_stores bitmap if needed, pass it
27994 down to deletable_insn_p, don't mark stores set in arg_stores
27995 bitmap, clear the bitmap at the beginning of each bb.
27996 * Makefile.in (dce.o): Depend on $(TM_P_H).
27998 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28001 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28002 to make sure the insn is a conditional test (bug 22599). Reformat a
28005 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28007 PR middle-end/38431
28008 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28009 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28010 (gloog): Do not call cleanup_tree_cfg.
28011 (graphite_transform_loops): Call cleanup_tree_cfg after all
28012 scops have been code generated.
28014 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28015 * doc/gty.texi (Invoking the garbage collector): Added new node
28016 and section documenting ggc_collect.
28018 2009-01-14 Richard Guenther <rguenther@suse.de>
28020 PR tree-optimization/38826
28021 PR middle-end/38477
28022 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28023 initialization notes only if we actually emitted a warning.
28024 (intra_create_variable_infos): Add constraints for a result decl
28025 that is passed by hidden reference.
28026 (build_pred_graph): Mark all related variables non-direct on
28029 2009-01-14 Nick Clifton <nickc@redhat.com>
28031 * ira-conflicts.c: Include addresses.h for the definition of
28033 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28034 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28036 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28039 * Makefile.in (ira-lives.o): Add except.h.
28041 * ira-lives.c: Include except.h.
28042 (process_bb_node_lives): Process can_throw_internal.
28044 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28046 PR rtl-optimization/38774
28047 * combine.c (simplify_set): When undoing cc_use change, don't do
28048 PUT_CODE on the newly created comparison, but instead put back the
28051 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28053 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28054 values. Remove duplicate arm8 entry.
28056 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28058 PR tree-optimization/38786
28059 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28060 the SSA_NAME case of expand_scalar_variables_expr.
28061 Set the type of an expression to the type of its assign statement.
28062 (expand_scalar_variables_expr): Also gather the scalar computation
28063 used to index the memory access. Do not pass loop_p.
28064 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28065 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28066 the gimple_stmt_iterator where it inserts new code.
28067 Do not pass loop_p.
28068 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28069 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28071 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28073 * graphite.h (debug_value): Removed.
28074 * graphite.c (debug_value): Removed.
28076 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28078 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28079 ldrd/strd with two 32-bit instructions.
28081 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28083 * config/arm/arm.c (struct processors): Pass for speed down into
28084 cost helper functions.
28085 (const_ok_for_op): Handle COMPARE and inequality nodes.
28086 (arm_rtx_costs_1): Rewrite.
28087 (arm_size_rtx_costs): Update prototype.
28088 (arm_rtx_costs): Pass speed down to helper functions.
28089 (arm_slowmul_rtx_costs): Rework cost calculations.
28090 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28091 (arm_9e_rtx_costs): Likewise.
28093 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28095 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28096 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28097 (alpha_legitimize_address): Do not split local symbols wider than
28098 UNITS_PER_WORD into HIGH/LO_SUM parts.
28100 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28103 * gcc.c (process_command): Replace call to execvp with calls
28104 to pex_one and exit.
28106 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28109 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28110 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28111 variant for devices with 3-byte PC.
28112 (__tablejump_elpm__): New.
28114 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28117 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28118 offsetof member-designator, handle it as `[0].'.
28120 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28122 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28123 function when not using named sections on targets with named sections
28124 if branch distance is less than 262132.
28126 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28128 * combine.c (combine_instructions): Recompute
28129 optimize_this_for_speed_p for each BB in the main combine loop.
28131 2009-01-12 Tomas Bily <tbily@suse.cz>
28134 * tree-loop-distribution.c (prop_phis): New function.
28135 (generate_builtin): Call prop_phis.
28137 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28139 PR tree-optimization/38807
28140 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28141 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28143 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28145 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28146 subreg of op0 to the original op0.
28148 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28150 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28152 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28155 * mips-tfile.c (parse_def): Fix parsing of def strings
28156 starting with digits.
28158 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28161 * config/arm/arm.c (arm_is_long_call_p): Don't call
28162 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28164 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28166 * regrename.c (regrename_optimize): Fix dumping.
28167 (find_oldest_value_reg): Preserve REG_POINTER.
28168 (copy_hardreg_forward_1): Likewise.
28170 2009-01-09 Diego Novillo <dnovillo@google.com>
28172 * gimple.h (struct gimple_statement_base) <uid>: Document
28173 the restrictions on its use.
28174 (gimple_uid): Tidy.
28175 (gimple_set_uid): Tidy.
28177 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28179 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28180 zero guard even if align_bytes != 0 and count is smaller than
28183 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28185 PR rtl-optimization/38495
28186 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28187 (add_range_and_copies_from_move_list): Print all added ranges.
28188 Add ranges to memory optimized destination.
28190 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28194 * config/i386/i386.c (override_options): Reject
28195 -mstringop-strategy=rep_8byte with -m32.
28196 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28197 to 1. Do count comparison against epilogue_size_needed at compile
28198 time even when count_exp was constant forced into register. For
28199 size_needed don't jump to epilogue, instead just avoid aligning
28200 and invoke the body algorithm. If need_zero_guard, add zero guard
28201 even if count is non-zero, but smaller than size_needed + number of
28202 bytes that could be stored for alignment.
28203 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28204 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28205 but smaller than size_needed + number of bytes that could be stored
28206 for alignment. Compare size_needed with epilogue_size_needed instead
28207 of desired_align - align, don't adjust size_needed, pass
28208 epilogue_size_needed to the epilogue expanders.
28211 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28213 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28215 * pa.c (last_address): Change to unsigned.
28216 (update_total_code_bytes): Change argument to unsigned. Don't
28217 check if insn addresses are set.
28218 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28219 addresses are not set.
28220 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28222 2009-01-09 Nick Clifton <nickc@redhat.com>
28224 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28225 DECL_DECLARED_INLINE_P.
28227 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28229 PR middle-end/38347
28230 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28231 GET_MODE (op0) in operand_subword_force calls.
28233 PR middle-end/38771
28234 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28235 fold_convert arg0 operands to TREE_TYPE (op0) first.
28237 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28239 * params.def (ira-max-conflict-table-size): Decrease default value
28242 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28244 PR tree-optimization/37031
28245 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28247 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28248 allocate it using gc instead of heap, use VEC_quick_push instead of
28250 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28251 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28252 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28253 allocated vector from heap allocated.
28254 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28255 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28256 vector only after perfect_loop_nest_depth call.
28258 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28259 Jan Sjodin <jan.sjodin@amd.com>
28261 PR tree-optimization/38559
28262 * graphite.c (debug_value, copy_constraint,
28263 swap_constraint_variables, scale_constraint_variable, ): New.
28264 (get_lower_bound, get_upper_bound): Removed.
28265 (graphite_trans_bb_strip_mine): Clean up this code that works
28266 only for constant number of iterations. Fully copy upper and
28267 lower bound constraints, not only the constant part of them.
28268 * graphite.h (debug_value): Declared.
28270 2009-01-08 Ira Rosen <irar@il.ibm.com>
28272 PR tree-optimization/37194
28273 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28274 Don't add the cost of cost model guard in prologue to scalar
28275 outside cost in case of known number of iterations.
28277 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28278 Alan Modra <amodra@bigpond.net.au>
28280 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28281 non-word-aligned REG+CONST addressing.
28283 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28286 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28287 free_after_compilation when outputting a thunk.
28288 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28289 Do not call free_after_compilation here.
28291 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28293 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28294 (ix86_valid_target_attribute_inner_p): Ditto.
28296 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28298 PR tree-optimization/38492
28299 PR tree-optimization/38498
28300 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28301 * tree-chrec.h (scev_is_linear_expression): Declared.
28302 * graphite.c (graphite_cannot_represent_loop_niter): New.
28303 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28304 (graphite_loop_normal_form): Use gcc_assert.
28305 (scan_tree_for_params): Use CASE_CONVERT.
28306 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28307 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28308 Use gcc_assert. Discard scops that contain unhandled cases.
28309 (build_scop_conditions): Return a boolean status for unhandled cases.
28310 (strip_mine_profitable_p): Print the loop number, not its depth.
28311 (is_interchange_valid): Pass the depth of the loop nest, don't
28312 recompute it wrongly.
28313 (graphite_trans_bb_block): Same.
28314 (graphite_trans_bb_block): Print tentative of loop blocking.
28315 (graphite_trans_scop_block): Do not print that the loop has been
28317 (graphite_transform_loops): Do not handle scops that contain condition
28320 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28322 AVX Programming Reference (December, 2008)
28323 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28324 (_mm256_stream_pd): Likewise.
28325 (_mm256_stream_ps): Likewise.
28327 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28328 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28329 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28330 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28331 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28332 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28333 (ix86_expand_special_args_builtin): Likewise.
28335 * config/i386/sse.md (AVXMODEDI): New.
28336 (avx_movnt<mode>): Likewise.
28337 (avx_movnt<mode>): Likewise.
28338 (<sse>_movnt<mode>): Remove AVX support.
28339 (sse2_movntv2di): Likewise.
28341 2009-01-07 Richard Guenther <rguenther@suse.de>
28343 PR middle-end/38751
28344 * fold-const.c (extract_muldiv): Remove obsolete comment.
28345 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28346 to PLUS_EXPR canonicalization for the canonicalization.
28348 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28350 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28351 hosted cross-compilers generating less efficient code.
28353 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28355 * function.h (rtl_data): Add a dbr_scheduled_p field.
28356 * reorg.c (dbr_schedule): Set it.
28357 (gate_handle_delay_slots): Check it.
28358 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28359 (mips_reorg): Check flag_delayed_branch instead of
28360 mips_base_delayed_branch.
28361 (mips_override_options): Don't set mips_base_delayed_branch
28362 or flag_delayed_branch.
28364 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28366 PR rtl-optimization/38426.
28367 * ira.c (ira): Set current_function_is_leaf earlier.
28369 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28371 PR rtl-optimization/38722
28372 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28373 too early, only set a flag and modify after last possible
28376 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28379 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28380 * real.c (decimal_single_format): Correct values of emin and emax.
28381 (decimal_double_format): Ditto.
28382 (decimal_quad_format): Ditto.
28383 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28384 computation of DECnn_MIN and DECnn_MAX for corrected values of
28385 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28386 __DECnn_MIN__, and adjust its computation for the corrected value
28389 2009-01-06 Jan Hubicka <jh@suse.cz>
28392 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28394 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28396 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28397 Add Robert Clark to the list of testers.
28399 2009-01-06 Jan Hubicka <jh@suse.cz>
28400 Kai Tietz <kai.tietz@onevision.com>
28402 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28403 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28405 2009-01-06 Jan Hubicka <jh@suse.cz>
28406 Kai Tietz <kai.tietz@onevision.com>
28408 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28410 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28411 (ix86_nsaved_regs): Count only general purpose regs.
28412 (ix86_nsaved_sseregs): New.
28413 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28414 to 16 for w64; compute padding and size of sse reg save area.
28415 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28416 general purpose regs.
28417 (ix86_emit_save_sse_regs_using_mov): New.
28418 (ix86_expand_prologue): Save SSE regs if needed.
28419 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28420 (ix86_emit_restore_sse_regs_using_mov): New.
28421 (ix86_expand_epilogue): Save SSE regs if needed.
28423 2009-01-06 Jan Hubicka <jh@suse.cz>
28424 Kai Tietz <kai.tietz@onevision.com>
28426 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28427 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28428 functions when accumulate outgoing args is off.
28430 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28433 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28434 before using pseudos_have_intersected_live_ranges_p.
28436 * ira-int.h (ira_assert): Always define.
28438 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28440 AVX Programming Reference (December, 2008)
28441 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28442 (_mm256_permute2_pd): Likewise.
28443 (_mm_permute2_ps): Likewise.
28444 (_mm256_permute2_ps): Likewise.
28445 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28446 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28448 * config/i386/i386.c (ix86_builtins): Remove
28449 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28450 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28451 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28452 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28453 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28454 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28455 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28456 __builtin_ia32_vpermil2ps256.
28457 (ix86_init_mmx_sse_builtins): Updated.
28458 (ix86_expand_args_builtin): Likewise.
28460 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28462 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28463 long absolute calls when generating PA 2.0 code.
28465 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28467 PR rtl-optimization/38583
28468 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28470 * params.def (ira-max-conflict-table-size): New.
28472 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28474 * ira.h (ira_conflicts_p): New external definition.
28476 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28477 table. Report this. Return result of building.
28478 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28479 building conflict table.
28481 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28482 (ira_color): Use ira_conflicts_p.
28484 * global.c: Include ira.h.
28485 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28488 * Makefile.in (global.o): Add ira.h.
28490 * ira-build.c (mark_all_loops_for_removal,
28491 propagate_some_info_from_allocno): New.
28492 (remove_unnecessary_allocnos): Call
28493 propagate_some_info_from_allocno.
28494 (remove_low_level_allocnos): New.
28495 (remove_unnecessary_regions): Add parameter. Call
28496 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28497 parameter to remove_unnecessary_regions.
28498 (ira_build): Remove all regions but root if the conflict table was
28499 not built. Update conflict hard regs for allocnos crossing calls.
28501 * ira.c (ira_conflicts_p): New global.
28502 (ira): Define and use ira_conflicts_p.
28504 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28505 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28506 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28508 2009-01-06 Ben Elliston <bje@au.ibm.com>
28510 * gengtype-lex.l (YY_NO_INPUT): Define.
28512 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28515 * c-common.c (handle_vector_size_attribute): Also reject
28516 BOOLEAN_TYPE types.
28518 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28520 PR tree-optimization/38492
28521 * graphite.c (rename_map_elt, debug_rename_elt,
28522 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28523 rename_map_elt_info, eq_rename_map_elts,
28524 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28525 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28526 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28527 (sese_build_livein_liveouts): New.
28528 (new_sese, free_sese): New.
28529 (new_scop): Call new_sese.
28530 (free_scop): Call free_sese.
28531 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28532 (register_old_new_names): Renamed register_old_and_new_names.
28533 (register_scop_liveout_renames, add_loop_exit_phis,
28534 insert_loop_close_phis, struct igp,
28535 default_liveout_before_guard, add_guard_exit_phis,
28536 insert_guard_phis, copy_renames): New.
28537 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28538 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28539 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28540 (scop_adjust_phis_for_liveouts): New.
28541 (gloog): Call scop_adjust_phis_for_liveouts.
28543 * graphite.h (struct sese): Documented. Added fields liveout,
28544 num_ver and livein.
28545 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28546 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28547 (struct scop): Added field liveout_renames.
28548 (SCOP_LIVEOUT_RENAMES): New.
28550 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28552 PR tree-optimization/38510
28553 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28554 (translate_clast): Call recompute_all_dominators before
28556 (gloog): Call recompute_all_dominators before graphite_verify.
28558 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28559 Jan Sjodin <jan.sjodin@amd.com>
28561 PR tree-optimization/38500
28562 * graphite.c (create_sese_edges): Call fix_loop_structure after
28565 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28567 * config.gcc: Add m32r*-*-rtems*.
28568 * config/m32r/rtems.h: New file.
28570 2009-01-05 Ben Elliston <bje@au.ibm.com>
28572 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28573 (.po.pox): Likewise.
28574 (po/gcc.pot): Likewise.
28576 2009-01-04 David S. Miller <davem@davemloft.net>
28578 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28579 (STARTING_FRAME_OFFSET): Always set to zero.
28581 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28583 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28584 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28585 fixed-point types, and vectors of the same.
28587 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28589 * config/mips/sync.md (*mb_barrier): Rename to...
28590 (*memory_barrier): ...this.
28592 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28594 * doc/extend.texi (Function Attributes): Move @cindex after @item
28595 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28596 and put in alphabetical order. Fix 'target' name and put in order.
28597 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28600 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28602 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28603 (memory_barrier): Expand as unspec instead of unspec_volatile.
28604 Remove mem:BLK from insn operands. Use Pmode scratch register.
28605 (*memory_barrier): Define as unspec instead of unspec_volatile.
28606 Use (match_dup 0) as input operand.
28608 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28609 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28610 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28611 scratch register. Remove operand 1.
28612 (*stbar): Define as unspec instead of unspec_volatile.
28613 Use (match_dup 0) as input operand, remove (const_int 8).
28614 (*membar): Define as unspec instead of unspec_volatile.
28615 Use (match_dup 0) as input operand, remove input operand 2.
28617 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28618 (memory_barrier): Expand as unspec instead of unspec_volatile.
28619 Remove mem:BLK from insn operands. Use Pmode scratch register.
28620 (*memory_barrier): Define as unspec instead of unspec_volatile.
28621 Use (match_dup 0) as input operand.
28623 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28624 Remove mem:BLK from insn operands. Use Pmode scratch register.
28625 Set volatile flag on operand 0.
28626 (*memory_barrier): New insn pattern.
28628 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28630 (*memory_barrier): Use (match_dup 0) as input operand.
28632 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28633 Remove mem:BLK from insn operands. Use Pmode scratch register.
28634 Set volatile flag on operand 0.
28635 (*mb_internal): New insn pattern.
28637 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28639 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28641 PR middle-end/38586
28642 * function.c (struct temp_slot): Move to the section of the file
28643 that deals with temp slots. Remove field 'address'.
28644 (temp_slot_address_table): New hash table of address -> temp slot.
28645 (struct temp_slot_address_entry): New struct, items for the table.
28646 (temp_slot_address_compute_hash, temp_slot_address_hash,
28647 temp_slot_address_eq, insert_temp_slot_address): Support functions
28649 (find_temp_slot_from_address): Rewrite to use the new hash table.
28650 (remove_unused_temp_slot_addresses): Remove addresses of temp
28651 slots that have been made available.
28652 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28653 worker function for remove_unused_temp_slot_addresses.
28654 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28655 Add the temp slot address to the address -> temp slot map.
28656 (update_temp_slot_address): Update via insert_temp_slot_address.
28657 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28658 (pop_temp_slots): Likewise.
28659 (init_temp_slots): Allocate the address -> temp slot map, or empty
28660 the map if it is already allocated.
28661 (prepare_function_start): Initialize temp slot processing.
28663 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28665 PR middle-end/38584
28666 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28667 Calculate the size of all stack vars assuming no packing of stack
28668 vars will happen, replacing a quadratic algorithm with a linear one.
28670 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28673 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28676 2009-01-03 Diego Novillo <dnovillo@google.com>
28678 * doc/contrib.texi: Update contributions.
28680 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28683 * builtins.c (fold_builtin_memory_op): Give up if either operand
28684 is volatile. Set srctype or desttype to non-qualified version
28688 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28689 and FUNCTION_DECLs.
28691 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28693 PR rtl-optimization/35805
28694 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28695 problem if fast dce is able to remove any instructions.
28696 * dce.c (dce_process_block): Fix dump message.
28698 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28701 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28703 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28705 PR middle-end/38690
28706 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28707 * tree-pretty-print.c (op_code_prio): New function.
28708 (op_prio): No longer static. Use op_code_prio.
28709 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28710 Use op_prio and op_code_prio to determine if () should be
28711 printed around operand(s) or not.
28713 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28714 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28715 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28716 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28717 pp_character instead of pp_string for single letter printing.
28719 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28721 * doc/extend.texi: Fix '#pragma GCC option' typo.
28723 2009-01-02 Richard Guenther <rguenther@suse.de>
28725 * doc/install.texi (--enable-checking): Mention different
28726 default for stage1.
28727 (--enable-stage1-checking): Document.
28729 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28731 PR middle-end/30142
28732 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28733 case to be an error.
28735 2009-01-02 Ben Elliston <bje@au.ibm.com>
28737 * config/fp-bit.h (pack_d): Constify argument.
28738 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28739 (isnan): Constify argument.
28741 (iszero): Likewise.
28742 (pack_d): Likewise.
28743 (_fpadd_parts): Constify return type.
28744 (_fpmul_parts): Likewise.
28745 (_fpdiv_parts): Likewise.
28747 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28750 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28751 warn about overwriting initializer with side-effects or
28752 -Woverride-init if !IMPLICIT.
28753 (output_init_element): Likewise. Pass IMPLICIT down to
28755 (process_init_element): Add IMPLICIT argument. Pass it down
28756 to output_init_element.
28757 (push_init_element, pop_init_level, set_designator): Adjust
28758 process_init_element callers.
28759 (set_nonincremental_init, set_nonincremental_init_from_string):
28760 Adjust add_pending_init callers.
28761 (output_pending_init_elements): Adjust output_init_element callers.
28762 * c-tree.h (process_init_element): Adjust prototype.
28763 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28764 process_init_element callers.
28767 Copyright (C) 2009 Free Software Foundation, Inc.
28769 Copying and distribution of this file, with or without modification,
28770 are permitted in any medium without royalty provided the copyright
28771 notice and this notice are preserved.