1 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2 Daniel Berlin <dberlin@dberlin.org>
4 * tree-tailcall.c (arg_needs_copy_p): New function.
5 (eliminate_tail_call): Use arg_needs_copy_p.
6 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
7 (add_virtual_phis): New function.
9 2006-02-02 Jakub Jelinek <jakub@redhat.com>
11 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
12 #ignore instead of #scratch for %g7 .register directive.
14 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
16 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
19 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
21 * flow.c (calculate_global_regs_live): Assert that there aren't any
24 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
26 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
28 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
29 bsi_after_labels iterator.
30 * tree-if-conv.c (find_phi_replacement_condition,
31 replace_phi_with_cond_modify_expr): Likewise.
32 * tree-scalar-evolution.c (scev_const_prop): Likewise.
33 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
35 2006-02-02 Diego Novillo <dnovillo@redhat.com>
37 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
39 2006-02-02 Diego Novillo <dnovillo@redhat.com>
42 * tree-cfg.c (move_block_to_fn): Clear out the basic block
43 array after growing it.
45 2006-02-01 Steve Ellcey <sje@cup.hp.com>
48 * fold-const.c (fold_checksum_tree): Change type of buf.
50 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
52 * reload.c (push_secondary_reload): Initialize t_icode.
54 2006-02-01 Jakub Jelinek <jakub@redhat.com>
56 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
57 -msoft-float -mlong-double-128 only issue a warning, but don't
58 swich to DFmode long double.
60 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
62 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
63 has a constant equivalent, iterate over equivalents for arg0,
64 calling simplify_relational_operation and if there's a result
65 cheaper than X, apply fold_rtx and return the result.
67 2006-02-01 Jan Hubicka <jh@suse.cz>
69 * opts.c (no_unit_at_a_time_default): New global variable.
70 (decode_options): Use it.
71 * opts.h (no_unit_at_a_time_default): Declare.
73 2006-02-01 Paul Brook <paul@codesourcery.com>
75 * function.c (assign_parm_setup_reg): Use function argument promotion
77 * expr.c (expand_expr_real_1): Use function argument promotion rules
80 2006-02-01 Steve Ellcey <sje@cup.hp.com>
82 * gcc.c (process_command): Change j to 'unsigned int'.
84 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
87 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
88 Use the corrected index for the character
89 out of the string constant.
91 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
93 * mode-switching.c (optimize_mode_switching): Fix size
94 allocated for bb_info[n_entities].
96 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
98 * gcc.c (main): Correct type that is allocated for
101 2006-01-31 Jakub Jelinek <jakub@redhat.com>
103 * config/s390/s390.c (init_alignment_context): Set
104 ALIAS_SET_MEMORY_BARRIER on the MEM.
105 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
107 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
110 * loop-unroll.c (unroll_loop_runtime_iterations): Free
112 * tree-ssa-live.c (type_var_init): Allocate bitmap after
115 2006-01-31 Marcin Dalecki <martin@dalecki.de>
117 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
118 * regrename.c: Ditto.
119 * tree-ssa-loop-im.c: Ditto.
120 * tree-dump.c: Ditto.
121 * tree-complex.c: Ditto.
123 * tree-ssa-threadupdate.c: Ditto.
125 * java/class.c: Ditto.
126 * java/jcf-parse.c: Ditto.
127 * java/resource.c: Ditto.
128 * java/except.c: Ditto.
129 * java/jvspec.c: Ditto.
130 * java/jcf-write.c: Ditto.
131 * java/jcf-path.c: Ditto.
132 * java/gjavah.c: Ditto.
133 * java/zextract.c: Ditto.
134 * java/jcf-io.c: Ditto.
136 * java/buffer.c: Ditto.
137 * java/lang.c: Ditto.
138 * java/parse-scan.y: Ditto.
141 * cfgloopmanip.c: Ditto.
142 * postreload-gcse.c: Ditto.
143 * tree-ssa-loop-manip.c: Ditto.
144 * postreload.c: Ditto.
145 * tree-ssa-loop-ch.c: Ditto.
149 * diagnostic.c: Ditto.
151 * genoutput.c: Ditto.
154 * cfgloopanal.c: Ditto.
155 * objc/objc-act.c: Ditto.
157 * genextract.c: Ditto.
158 * genautomata.c: Ditto.
159 * pretty-print.c: Ditto.
161 * cgraphunit.c: Ditto.
164 * haifa-sched.c: Ditto.
165 * dominance.c: Ditto.
167 * tree-ssa-loop-ivopts.c: Ditto.
169 * mode-switching.c: Ditto.
170 * modulo-sched.c: Ditto.
172 * ipa-pure-const.c: Ditto.
174 * fix-header.c: Ditto.
176 * tree-stdarg.c: Ditto.
177 * ipa-utils.c: Ditto.
178 * loop-init.c: Ditto.
179 * ipa-inline.c: Ditto.
182 * alloc-pool.c: Ditto.
183 * dwarf2out.c: Ditto.
185 * genattrtab.c: Ditto.
186 * tree-ssa-loop-ivcanon.c: Ditto.
190 * fortran/gfortranspec.c: Ditto.
192 * local-alloc.c: Ditto.
193 * langhooks.c: Ditto.
195 * tree-vectorizer.c: Ditto.
197 * ipa-type-escape.c: Ditto.
199 * tree-if-conv.c: Ditto.
202 * tree-data-ref.c: Ditto.
203 * loop-unroll.c: Ditto.
204 * treelang/treetree.c: Ditto.
207 * ggc-common.c: Ditto.
211 * tree-cfgcleanup.c: Ditto.
212 * tree-ssa-pre.c: Ditto.
213 * cfgcleanup.c: Ditto.
214 * loop-invariant.c: Ditto.
217 * print-tree.c: Ditto.
220 * sched-deps.c: Ditto.
222 * tree-object-size.c: Ditto.
224 * bb-reorder.c: Ditto.
226 * var-tracking.c: Ditto.
228 * df-problems.c: Ditto.
229 * reg-stack.c: Ditto.
232 * sched-rgn.c: Ditto.
233 * tree-ssa-structalias.c: Ditto.
234 * tree-ssa-reassoc.c: Ditto.
235 * config/darwin-c.c: Ditto.
236 * config/darwin.c: Ditto.
237 * config/arm/arm.c: Ditto.
242 2006-01-31 Nicolas Pitre <nico@cam.org>
244 * arm.md (smaxsi3): Make aware of smax_m1.
247 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
249 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
251 2006-01-31 Richard Guenther <rguenther@suse.de>
253 * doc/invoke.texi (-msselibm): Document.
254 * target.h (expand_library_builtin): New target hook.
255 * builtins.c (expand_builtin): Use expand_library_builtin.
256 (default_expand_library_builtin): New function.
257 * gcc.c (LINK_GCC_MATH_SPEC): Define.
258 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
259 (link_gcc_math_spec): Declare.
260 (static_specs): Add link_gcc_math_spec.
261 * expr.h (default_expand_library_builtin): Declare.
262 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
263 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
264 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
265 * config/i386/i386.opt (msselibm): New target option.
266 * config/i386/i386.c (ix86_builtin_function_variants): New array.
267 (ix86_init_sse_abi_builtins): New function.
268 (ix86_expand_library_builtin): Likewise.
269 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
270 (override_options): Handle error conditions wrt -msselibm.
271 (ix86_builtins): Add function codes for SSE2 ABI builtins.
272 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
273 * doc/extend.texi (__builtin_sse2_*): Document new target specific
276 2006-01-31 Richard Guenther <rguenther@suse.de>
277 Paolo Bonzini <bonzini@gnu.org>
279 * doc/install.texi (--disable-libgcc-math): Document.
281 2006-01-30 Marcin Dalecki <martin@dalecki.de>
283 * expr.h (expand_normal): new inline function.
284 * builtins.c: use it, use EXPAND_NORMAL explicitely.
286 * dwarf2out.c: use it.
291 * config/sparc/sparc.c: use it.
292 * config/i386/i386.c: use it.
293 * config/rs6000/rs6000.c: use it.
294 * config/arm/arm.c: use it.
295 * config/mips/mips.c: use it.
296 * stmt.c: use it, use EXPAND_NORMAL explicitely.
298 2006-01-30 Roger Sayle <roger@eyesopen.com>
300 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
301 argv to the appropriate type.
303 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
305 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
308 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
311 * config/s390/s390.c (struct machine_function): New flag
312 decomposed_literal_pool_addresses_ok_p.
313 (s390_reorg): Set it before final stage of literal pool transforms.
314 (s390_decompose_address): Only accept displacements of the form
315 (minus (label_ref ...) (label_ref ...)) if that flag is set.
317 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
319 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
320 the comparison routine return.
322 2006-01-30 Michael Matz <matz@suse.de>
324 * global.c (find_reg): Only evict for global regs.
325 Take n_refs into account and dump more info.
327 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
330 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
331 (pragma_trap, pragma_nosave_low_regs): Likewise.
332 (current_function_anonymous_args): Likewise.
333 (sh_deferred_function_attributes): New variable.
334 (sh_deferred_function_attributes_tail): Likewise.
335 (print_operand): For '@', look up trap_exit attribute.
336 (calc_live_regs): Look up trapa_handler attribute. For trapa
337 handlers, save/restore fpscr, but don't do any other
338 interrupt-specific saves.
339 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
340 Fix check for partially saved registers to check for SHmedia.
341 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
342 (sh_output_function_epilogue): Don't clear any of the removed
344 (sh_insert_attributes): Don't check pragma_interrupt.
345 Insert deferred attributes. Check that interrupt attribute is
346 present for other attributes that require its presence.
347 (sh_attribute_table): Add new attributes trapa_handler and
349 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
350 Don't check for pragma_interrupt. Don't store argument.
351 * sh.h (pragma_interrupt, sp_switch): Don't declare.
352 (sh_deferred_function_attributes): Declare.
353 (sh_deferred_function_attributes_tail): Likewise.
354 * sh.md (sp_switch_1): Add operand. Change generator caller.
355 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
356 (*return_i): Don't use when trap_exit attribute is in effect.
357 (*return_trapa): New insn pattern.
359 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
360 setting c_target_objs and cxx_target_objs.
361 * t-sh: Add rule for sh-c.o.
363 2006-01-30 Richard Guenther <rguenther@suse.de>
366 * gimplify.c (gimplify_target_expr): Handle easy cases
367 without creating a temporary.
369 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
371 * vec.h (safe_grow): Remove duplicated line.
373 2006-01-29 Diego Novillo <dnovillo@redhat.com>
376 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
377 (expand_omp): ... here.
378 (expand_omp_parallel): Only remove barriers for combined
379 parallel+workshare constructs.
381 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
385 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
386 * tree.c (build_qualified_type): Chain the new type to the original
387 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
388 a POINTER_TYPE or a REFERENCE_TYPE respectively.
389 (build_pointer_type_for_mode): Only return unqualified types.
390 (build_reference_type_for_mode): Likewise.
392 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
394 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
395 * Makefile.in (CXX_COMPAT_WARN): Define.
396 * configure: Regenerate.
398 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
401 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
404 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
406 * toplev.c: Fix thinko.
408 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
409 Marcin Dalecki <martin@dalecki.de>
411 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
412 (push_srcloc): Use XNEW.
413 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
415 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
417 * df-core.c (df_set_blocks): Deleted all variable.
419 2006-01-28 Ian Lance Taylor <ian@airs.com>
421 * cgraphunit.c (cgraph_assemble_pending_functions): Call
422 cgraph_output_pending_asms.
424 2006-01-28 Zack Weinberg <zackw@panix.com>
426 * c.opt: Add -W(no-)overlength-strings.
427 * doc/invoke.texi: Document it.
428 * c-opts.c (c_common_handle_option): -pedantic implies
429 -Woverlength-strings, if not explicitly disabled already.
430 (c_common_post_options): -Woverlength-strings defaults to off, and
431 is always off for C++.
432 * c-common.c (fix_string_type): Issue warning about strings longer
433 than is portable only if warn_overlength_strings. Rearrange code
434 a little for clarity.
435 * configure.in: Check for -Wno-overlength-strings as well before
436 enabling -pedantic in stage 1.
437 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
438 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
440 * genconditions.c (write_header, write_one_condition)
441 (write_conditions, write_writer): Consolidate very long strings
442 that were broken up to fit in C89 portable limit. Don't use
443 printf when fputs will do.
445 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
447 * combine.c (simplify_comparison <AND>): Check
448 TRULY_NOOP_TRUNCATION before start using a subreg.
450 * config/mips/mips.md (*branch_zero<mode>,
451 *branch_zero<mode>_inverted, *branch_equality<mode>,
452 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
453 Remove mode check from comparisons.
455 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
457 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
459 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
461 * expmed.c (const_mult_add_overflow_p): Remove.
462 * expr.h: Remove the prototype for const_mult_add_overflow_p.
464 * recog.c (validate_replace_rtx_subexp): Remove.
465 * recog.h: Remove the prototype for
466 validate_replace_rtx_subexp.
468 * integrate.h: Remove the prototype for
469 copy_decl_for_inlining.
470 * rtl.h: Remove the prototype for mark_constant_function.
471 * tree-vectorizer.h: Remove the prototype for
472 vect_strip_conversion.
474 * modulo-sched.c (create_partial_schedule,
475 free_partial_schedule, reset_partial_schedule): Make them
478 * hooks.c (hook_bool_rtx_int_false): Remove.
479 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
481 2006-01-28 David Edelsohn <edelsohn@gnu.org>
483 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
484 and -mlong-double-128 are incompatible.
485 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
486 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
487 (TARGET_LIBGCC2_CFLAGS): Define.
488 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
489 (TARGET_LIBGCC2_CFLAGS): Same.
490 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
492 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
495 * c-typeck.c (build_binary_op): Perform implicit casts of
496 operands before shortening them.
498 * cfgloopmanip.c (split_loop_bb): Remove.
499 * cfgloop.h: Remove the prototype for split_loop_bb.
501 * cfgloop.c (flow_loop_outside_edge_p): Remove.
502 * cfgloop.h: Remove the prototype for
503 flow_loop_outside_edge_p.
505 * emit-rtl.c (init_virtual_regs): Make it static.
506 * function.h: Remove the prototype for init_virtual_regs.
508 * recog.c (peephole2_optimize): Make it static.
509 * recog.h: Remove the prototype for peephole2_optimize.
511 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
513 * df-scan.c (df_record_entry_block_defs): Check if
514 INCOMING_RETURN_ADDR_RTX is defined.
516 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
517 Kenneth Zadeck <zadeck@naturalbridge.com>
519 PR rtl-optimization/24762
520 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
521 * targhooks.c (hook_void_bitmap): New hook prototype.
522 * targhoohs.h (hook_void_bitmap): Ditto.
523 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
524 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
525 * target.h (live_on_entry): New function pointer.
526 * df-scan.c (df_all_hard_regs): Removed.
527 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
528 (df_scan_free_internal): Added df->entry_block_defs.
529 (df_scan_alloc): Ditto.
530 (df_scan_dump): Ditto.
531 (df_uses_record): Plumbed flag field properly thru calls.
532 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
533 This part fixes PR24762.
534 (df_bb_refs_record): Added code to make the frame and arg
535 pointers live in EH blocks.
536 (df_refs_record): Added call to df_record_entry_block_defs.
537 (df_record_entry_block_defs): New function.
538 * df-core.c: Added comments to describe new artifical defs.
539 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
540 (entry_block_defs): New field in struct df.
541 (df_all_hard_regs): Deleted.
542 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
543 * df-problems.c (df_ru_bb_local_compute_process_def):
544 Added code to handle artifical defs in the entry to a function.
545 (df_ru_bb_local_compute): Ditto.
546 (df_rd_bb_local_compute_process_def): Ditto.
547 (df_rd_bb_local_compute): Ditto.
548 (df_lr_bb_local_compute): Ditto.
549 (df_ur_bb_local_compute): Ditto.
550 (df_urec_bb_local_compute): Ditto.
551 (df_chain_create_bb): Ditto.
552 (df_ur_local_finalize): Removed entry.
553 (df_urec_init): Ditto.
554 (df_urec_local_finalize): Ditto.
555 (df_ri_bb_compute): Added detection of last use of pseudos.
556 * Makefile.in (df-scan.o): Updated dependencies.
557 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
558 * config/mips/mips.c (mips_set_live_on_entry): Added.
559 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
561 * dce.c (marked_insn_p): Added code to handle artifical defs.
563 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
565 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
567 (_mm_cvtsi128_si64): Likewise.
568 (_mm_cvtsd_si64): Likewise.
569 (_mm_cvttsd_si64): Likewise.
570 (_mm_cvtsi64_sd): Likewise.
571 (_mm_cvtsi64_si128): Likewise.
572 * config/i386/mmintrin.h (_m_from_int64): Likewise.
573 (_mm_cvtsi64_m64): Likewise.
574 (_m_to_int64): Likewise.
575 (_mm_cvtm64_si64): Likewise.
576 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
577 (_mm_cvttss_si64): Likewise.
578 (_mm_cvtsi64_ss): Likewise.
579 (_mm_cvtss_f32): Likewise.
581 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
583 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
584 for pragma redefine_extname.
586 2006-01-27 Jakub Jelinek <jakub@redhat.com>
589 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
590 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
591 -mno-minimal-toc to previous content.
592 (bispecs): Remove goal.
593 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
594 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
595 compatibility aliases on powerpc-*-*gnu*.
596 * config/rs6000/libgcc-ppc-glibc.ver: New file.
597 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
598 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
599 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
600 (ldblspecs): New goal.
601 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
602 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
604 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
605 L_sf_to_tf or L_df_to_tf is defined.
607 2006-01-27 David Edelsohn <edelsohn@gnu.org>
608 Alan Modra <amodra@bigpond.net.au>
611 * config/rs6000/linux.h (POWERPC_LINUX): Define.
612 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
613 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
614 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
615 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
616 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
617 (rs6000_override_options): Initialize rs6000_ieeequad.
618 Initialize TFmode format to ibm_extended_format if not
620 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
622 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
623 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
624 (function_arg_advance): IBM long double passed in two FPRs, not
626 (function_arg): IBM long double passed in FPRs.
627 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
628 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
629 Only multireg GPR aligned.
630 (rs6000_init_libfuncs): Enable IBM long double functions if not
632 (rs6000_generate_compare): Use IBM long double compare if not
634 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
635 (TARGET_IEEEQUAD): Define.
636 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
638 * config/rs6000/rs6000.md: Enable TFmode patterns if
640 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
641 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
642 and -mlong-double-128 are incompatible.
643 * doc/invoke.texi (-mabi): Collect options together. Add
644 ibmlongdouble and ieeelongdouble.
646 2006-01-27 Richard Sandiford <richard@codesourcery.com>
648 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
650 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
651 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
652 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
653 * rtl.h (rtunion_def): Remove rt_ptr.
655 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
656 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
657 * config/i386/winnt.c (i386_pe_mark_dllexport)
658 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
660 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
662 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
664 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
668 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
669 pthread_key_delete. From John David Anglin. gthrw-ify
670 pthread_getunique_np only if it it's not a macro. Delete
672 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
673 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
674 __gthread_objc_condition_signal, __gthread_key_delete): Add
675 "__attribute__ ((__unused__))" to unused arguments.
676 (__gthread_recursive_mutex_init_function): Add missing return.
677 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
678 gthr-posix95.h: Use macro-based approach for name redirection
679 on targets missing weakref.
681 2006-01-26 Zack Weinberg <zackw@panix.com>
683 * genconditions.c (write_header): In generated code, #ifdef out
684 all includes and fake declarations, except includes of bconfig.h
685 and system.h, unless GCC_VERSION >= 3001. Do not include
686 gensupport.h in any case.
687 (write_conditions): Generate a definition of struct c_test. Add
688 a comment to the generated #endif.
689 (write_one_condition): Escape backslashes in string too.
690 (write_writer): Generated code must escape backslashes and quote
691 marks (but not newlines) in the strings it writes.
692 * Makefile.in (build/gencondmd.o): Update dependencies.
694 2006-01-26 Steve Ellcey <sje@cup.hp.com>
697 * Makefile.in (insn-automata.o): Add header file dependencies.
698 * genautomata.c: Add includes.
700 2006-01-26 Steve Ellcey <sje@cup.hp.com>
703 * Makefile.in (insn-automata.o): Add -Wno-error flag.
705 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
707 * configure.ac: Expect target tools paths to be passed from the toplevel
708 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
710 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
712 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
715 * c.opt (Wpointer-sign): Init to -1.
716 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
717 OPT_pedantic, to 0 otherwise.
718 * doc/invoke.texi: Update.
720 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
722 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
723 constants provided by 80387 instructions in the destination mode.
725 2006-01-26 Richard Guenther <rguenther@suse.de>
726 Andrew Pinski <pinskia@physics.uc.edu>
729 partial PR tree-opt/17064
730 * tree-ssa-structalias.c (intra_create_variable_infos):
731 Create heap variables for incoming parameters if
732 flag_argument_noalias > 1.
733 (find_what_p_points_to): Look through default defs of
736 2006-01-26 Jeff Law <law@redhat.com>
739 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
740 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
741 within the VR_RANGE, use the VR_RANGE as the result, not the
743 (adjust_range_with_scev): Reject ranges from SCEV which are out
744 of bounds for the type.
746 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
748 * tree-ssa-alias.c (maybe_create_global_var): Change
749 subvar walking to an assertion that we don't have subvar'd variables.
751 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
754 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
755 Use a new variable, inner. PARM_DECLs are always non-weak.
757 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
759 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
762 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
764 * config/mips/mips.md (*clear_upper32): New combiner pattern.
766 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
768 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
769 (smax_insn, smin_insn, smax_0, smin_0): New.
771 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
774 * config/cris/cris.c (cris_order_for_addsi3): New function.
775 * config/cris/cris-protos.h: Prototype it.
776 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
777 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
778 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
779 (split for "op.S1 [rx=rx+i],ry (swapped)")
780 (split for "op(s|u).S1 [rx=rx+i],ry")
781 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
782 Apply cris_order_for_addsi3 when generating addsi3 insns.
784 2006-01-25 Diego Novillo <dnovillo@redhat.com>
786 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
787 (TREE_BLOCK): Add call to EXPR_CHECK.
789 2006-01-25 Diego Novillo <dnovillo@redhat.com>
792 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
793 * tree-pretty-print.c (dump_omp_clause): Extract from ...
794 (dump_omp_clauses): ... here.
795 (dump_generic_node): Handle OMP_CLAUSE.
796 * tree.c (omp_clause_num_ops): New.
797 (omp_clause_code_name): New.
798 (tree_code_size): Handle OMP_CLAUSE.
799 (tree_size): Likewise.
800 (make_node): Document handling of OMP_CLAUSE.
801 (tree_node_structure): Handle OMP_CLAUSE.
802 (omp_clause_check_failed): New.
803 (omp_clause_range_check_failed): New.
804 (omp_clause_operand_check_failed): New.
805 (build_omp_clause): New.
806 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
807 * tree.h (enum omp_clause_code): Declare.
808 (OMP_CLAUSE_SUBCODE_CHECK): Define.
809 (OMP_CLAUSE_RANGE_CHECK): Define.
810 (OMP_CLAUSE_ELT_CHECK): Define.
811 (omp_clause_check_failed): Declare.
812 (omp_clause_operand_check_failed): Declare.
813 (omp_clause_range_check_failed): Declare.
814 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
815 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
816 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
817 (OMP_CLAUSE_LASTPRIVATE): Likewise.
818 (OMP_CLAUSE_IF_EXPR): Likewise.
819 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
820 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
821 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
822 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
823 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
824 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
825 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
826 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
827 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
828 (OMP_CLAUSE_CODE): Define.
829 (OMP_CLAUSE_SET_CODE): Define.
830 (OMP_CLAUSE_CODE): Define.
831 (OMP_CLAUSE_OPERAND): Define.
832 (struct tree_omp_clause): Declare.
833 (union tree_node): Add field 'omp_clause'.
834 * treestruct.def (TS_OMP_CLAUSE): Define.
835 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
836 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
837 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
838 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
839 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
840 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
841 (OMP_CLAUSE): Define.
842 * print-tree.c (print_node): Handle OMP_CLAUSE.
843 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
844 * c-typeck.c: Likewise.
845 * gimplify.c: Likewise.
847 * tree-nested.c: Likewise.
848 * tree-inline.c: Likewise.
849 * c-parser.c: Likewise.
850 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
853 2006-01-25 Roger Sayle <roger@eyesopen.com>
855 PR rtl-optimization/25703
856 * combine.c (try_combine): Handle zero_extract and strict_low_part
857 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
859 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
861 * global.c: Fix comment typos.
863 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
866 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
867 Use output_addr_const instead of assemble_name.
869 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
871 * Makefile.in (sched-vis.o): Update dependencies.
872 * haifa-sched.c (sched_finish): Clear current_sched_info.
873 * cfg.c (dump_bb_info): New, split from dump_flow_info.
874 (dump_flow_info): Call it.
875 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
877 * basic-block.h (dump_bb_info): Declare.
878 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
879 option, and apply options only for dump files whose TDF_RTL,
880 TDF_TREE, or TDF_IPA bits match.
881 * rtl.h: Declare new functions exported from sched-vis.c.
882 * sched-vis.c: Enable also if scheduling is not used.
883 (print_value): Print the mode of registers if not inside scheduling.
884 (print_insn): Make it work outside the scheduler. Beautify the output
886 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
888 2006-01-25 Richard Sandiford <richard@codesourcery.com>
890 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
891 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
892 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
893 depending on the value of CONSTANT_POOL_ADDRESS_P.
894 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
896 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
897 rather than SYMBOL_REF_DECL.
898 (rtx_constant_pool): Remove const_rtx_sym_htab.
899 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
900 (init_varasm_status): Don't initialize const_rtx_sym_htab.
901 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
902 Remove handling of const_rtx_sym_htab.
903 (find_pool_constant): Delete.
904 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
905 rather than find_pool_constant.
906 (get_pool_constant_for_function): Delete.
907 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
909 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
910 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
911 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
912 (SYMBOL_REF_CONSTANT): New macro.
913 (get_pool_constant_for_function): Delete.
914 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
915 rather than SYMBOL_REF_DECL.
916 (i386_pe_mark_dllimport): Likewise.
917 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
918 rather than SYMBOL_REF_DECL.
919 * config/darwin.c (machopic_indirect_data_reference): Likewise.
920 (machopic_indirect_call_target): Likewise.
922 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
924 * flow.c (delete_noop_moves): Add missing EOL to dump message.
926 2006-01-25 Richard Sandiford <richard@codesourcery.com>
928 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
930 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
932 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
934 2006-01-24 David Daney <ddaney@avtrex.com>
937 * configure.ac (enable_tls): New enable option.
938 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
939 * configure: Regenerate.
940 * doc/install.texi (--enable-tls): Document new option.
941 (--disable-tls): Ditto.
943 2006-01-24 Richard Henderson <rth@redehat.com>
945 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
946 * alias.c (true_dependence): Respect it.
947 (canon_true_dependence, write_dependence_p): Likewise.
948 * builtins.c (get_builtin_sync_mem): Set it.
950 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
952 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
955 2006-01-24 DJ Delorie <dj@redhat.com>
957 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
958 for storing constants in single-bit bitfields.
960 2006-01-25 Ben Elliston <bje@au.ibm.com>
962 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
964 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
967 * tree-ssa-pre.c (phi_translate): Return NULL
968 for AGGREGATE_TYPE's.
970 2006-01-24 Zack Weinberg <zackw@panix.com>
972 * genautomata.c (process_state_for_insn_equiv_partition):
973 Use xcalloc for insn_arcs_array.
974 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
975 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
977 2006-01-24 Richard Henderson <rth@redhat.com>
979 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
982 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
984 PR rtl-optimization/25890
985 PR rtl-optimization/25905
986 * combine.c (expand_compound_operation, expand_field_assignment):
987 Fail if the bitfield's final position is out of bounds.
989 2006-01-24 Ian Lance Taylor <ian@airs.com>
992 * cgraphunit.c (cgraph_output_in_order): Don't clear
993 cgraph_asm_nodes until after asm strings have been output.
995 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
997 * fix-header.c (read_scan_file): Add new parameter imultilib when
998 calling register_include_chains.
1000 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1002 * omp-low.c: Update documentation.
1004 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1005 Daniel Berlin <dberlin@dberlin.org>
1009 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1010 return from the function.
1012 2006-01-22 Zack Weinberg <zackw@panix.com>
1014 * rtl.def (match_code): Add second argument.
1015 * genpreds.c (write_extract_subexp): New function.
1016 (write_match_code): Add path argument. Use write_extract_subexp.
1017 (write_predicate_expr): Pass path to write_match_code.
1018 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1019 not perform a mode test.
1020 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1021 a subexpression does not constrain the top-level code set.
1022 * read-rtl.c (read_rtx_variadic): New function.
1023 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1024 * doc/md.texi: Document new notation.
1025 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1026 (cmpsi_operand): ... here, using new notation.
1028 2006-01-22 Zack Weinberg <zackw@panix.com>
1030 * varray.c: Remove GENERATOR_FILE #ifdefs.
1032 2006-01-22 Zack Weinberg <zackw@panix.com>
1034 * genautomata.c (output_reserved_units_table): Emit nothing if
1035 description->query_units_num is zero. Remove extra blank line.
1036 (output_cpu_unit_reservation_p): Short circuit
1037 if description->query_units_num is zero.
1039 2006-01-22 Zack Weinberg <zackw@panix.com>
1041 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1042 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1043 nor any of the random handful of variables that used to be necessary
1044 when this program was linked with rtlanal.o. Prune set of forward
1045 function declarations.
1046 (struct attr_desc): Remove static_p field.
1047 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1048 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1049 (attr_string): Do not read the character one past the length of
1051 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1052 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1053 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1054 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1055 (make_automaton_attrs): New.
1056 (main): Do not call into genautomata. Call local gen_bypass
1057 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1058 Remove special case for insn_alts.
1059 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1060 varray.h (leftover from previous change). Prune set of forward
1061 function declarations. Remove state_alts fields from all
1062 structures. Remove state_alts_table from struct automaton.
1063 Make everything except main static. Do not maintain num_dfa_decls.
1064 Do not maintain state_alts fields of various structures.
1065 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1066 (add_arc): Remove state_alts argument. All callers updated.
1067 (output_reserved_units_table): Emit #ifdef here...
1068 (output_tables): ...not here. Don't generate state_alts tables.
1069 (expand_automata): Don't generate attributes.
1070 (write_automata): Don't generate state_alts functions.
1071 (main): New function.
1072 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1073 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1074 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1075 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1076 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1077 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1078 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1079 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1081 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1082 * genattrtab.h: Delete file.
1083 * Makefile.in (OBJS-common): Add insn-automata.o.
1084 (insn-automata.o): New rule.
1085 (simple_generated_c): Add insn-automata.c.
1086 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1087 (genprogmd): Add automata.
1088 (build/genattrtab): Needs no extra objects nor libraries.
1089 (build/genautomata): Needs build/vec.o and -lm.
1091 2006-01-22 Zack Weinberg <zackw@panix.com>
1093 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1094 (output_dfa_max_issue_rate, locked_states_num): Delete.
1095 (struct automaton): Add locked_states field.
1096 (output_dead_lock_vect): Save number of locked states in
1097 automaton->locked_states. If it is zero, don't print anything.
1098 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1099 (output_internal_dead_lock_func): Only test the dead_lock_vect
1100 for automata that have locked states.
1101 (output_statistics): Always print the number of locked states for
1102 each automaton. Calculate total number of locked states here.
1103 (write_automata): Don't call output_dfa_max_issue_rate.
1104 * genattrtab.c: Define length_unit_log as a const variable.
1105 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1106 max_insn_queue_index const.
1107 * final.c (length_unit_log): Declare const.
1108 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1110 2006-01-22 Zack Weinberg <zackw@panix.com>
1112 * genautomata.c: Include vec.h, not varray.h.
1113 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1114 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1115 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1116 VEC_* macros operating on appropriately typed vectors, or to
1117 malloced arrays when the size is known in advance. Const-ify
1118 many char* variables and function arguments. No functional changes.
1119 * Makefile.in (build/varray.o): Delete rule.
1120 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1121 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1123 2006-01-22 Zack Weinberg <zackw@panix.com>
1125 * gensupport.c: Define get_insn_name and record_insn_name here.
1126 (read_md_rtx): Call record_insn_name as appropriate.
1127 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1128 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1129 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1131 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1132 (BUILD_VARRAY): Delete.
1133 (genprognormal): Rename genprogmd. Fold in all programs from
1134 genprognoprint; also attrtab.
1135 (build/genattrtab): Just mention genautomata.o and varray.o.
1136 Reorganize a bit, add comments to make the categories clearer.
1138 2006-01-22 Zack Weinberg <zackw@panix.com>
1140 * genconditions.c (condition_table, add_condition): Delete.
1141 (write_conditions): Don't emit n_insn_conditions nor
1142 insn_elision_unavailable. Issue the gcc version #ifdef here,
1143 inside the table, with no #else clause ...
1144 (write_header): ...not here.
1145 (write_writer): New function.
1146 (main): Don't initialize condition_table. Use add_c_test.
1148 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1149 files on the command line.
1150 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1151 Return -1 if there is no entry in the table, don't abort.
1152 (add_c_test, traverse_c_tests): New functions.
1153 * gensupport.h (insn_elision_unavailable, insn_conditions)
1154 (n_insn_conditions): Delete declarations.
1155 (add_c_test, traverse_c_tests): Declare.
1156 * read-rtl.c: Include gensupport.h.
1157 (read_conditions): New function.
1158 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1159 (read_rtx_1): If we get EOF when we were looking for an initial
1160 open paren, return 0. Call read_conditions when appropriate.
1161 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1162 dummy-conditions.o. Eliminate references to insn-conditions.o,
1163 or change them to build/gencondmd.o, as appropriate. Remove
1164 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1165 from $(simple_generated_c). For all files remaining in those
1166 two lists, add insn-conditions.md to the generator command line.
1167 Give insn-constants.h/s-constants their own rules. Add rules
1168 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1169 (build/read-rtl.o): Depend on gensupport.h.
1170 (genprognormal): Include preds.
1171 (genprogearly): Rename genprognoprint; only difference is now that
1172 they don't link with $(BUILD_PRINT).
1173 * dummy-conditions.c: Delete.
1175 2006-01-22 Zack Weinberg <zackw@panix.com>
1177 * genextract.c: Don't include insn-config.h. Do include vec.h.
1178 Declare vectors of int, char, and locstr.
1179 (locstr): New typedef.
1180 (struct extraction): Make all array fields into bare pointers.
1181 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1182 (insn_code_number): Delete.
1183 (accum_extract): New struct.
1184 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1185 (gen_insn): Take insn_code_number as an argument. Use an
1186 accum_extract structure instead of loading data directly into
1187 a struct extraction, and having to know how big it might get.
1188 (walk_rtx): Operate entirely on an accum_extract structure.
1189 (print_path): Avoid unnecessary use of printf.
1190 (print_header): New function, split out of main. Distinguish
1191 more carefully between an unrecognizable insn and an insn that
1192 has the code number of a define_expand.
1193 (main): Pass insn_code_number to gen_insn. Call print_header
1194 only after parsing. Avoid unnecessary use of printf.
1195 * Makefile.in (build/vec.o): New rule.
1196 (build/genextract): Depend on build/vec.o.
1197 (build/genextract.o): Don't depend on insn-config.h.
1199 2006-01-22 Zack Weinberg <zackw@panix.com>
1201 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1202 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1203 practical. Eliminate per-generator-program link rules.
1205 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1208 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1209 with a call expr to ...
1210 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1212 2006-01-23 Richard Guenther <rguenther@suse.de>
1214 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1215 before make_edge with conditional EDGE_TRUE_VALUE.
1217 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1218 Jan Hubicka <jh@suse.cz>
1219 Richard Guenther <rguenther@suse.de>
1221 PR rtl-optimization/25654
1222 * cfgexpand.c (aggregate_contains_union_type): New function.
1223 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1224 for structure variables that contain a union type.
1226 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1228 * gengtype.c (new_structure): Return the structure.
1229 (create_option): Add an extra "next" argument.
1230 (create_field): New function.
1231 (adjust_field_rtx_def): Use create_option and create_field.
1232 Remove a now-unnecessary call to find_structure.
1233 (adjust_field_tree_def): Likewise.
1234 (note_yacc_type): Remove an unnecessary call to find_structure.
1235 * gengtype.h (new_structure): Return the structure.
1236 (create_option): Add an extra argument.
1237 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1238 (option): Adjust calls to create_option.
1240 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1242 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1244 2006-01-22 Paul Brook <paul@codesourcery.com>
1245 Peter Barada <peter@the-baradas.com>
1247 * config/m68k/m68k.md: Add Coldfire FPU support.
1248 Define FP mode macro and associated attributes.
1249 Use it for float mode patterns.
1250 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1251 (LIBCALL_VALUE): Use m68k_libcall_value.
1252 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1253 (m68k_function_value): Ditto.
1254 (emit_move_sequence): Ditto.
1255 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1256 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1257 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1258 (MULTILIB_EXCEPTIONS): Ditto.
1259 * config/m68k/m68k.opt: Add mcfv4e.
1260 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1261 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1262 (m68k_output_function_prologue): Save ColdFire FPU registers.
1263 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1264 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1265 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1266 ColdFire FPU registers.
1267 (m68k_libcall_value, m68k_function_value): New functions.
1268 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1269 (LIBCALL_VALUE): Use m68k_libcall_value.
1270 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1271 (MASK_COLDFIRE): Add MASK_CFV4E.
1272 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1273 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1274 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1275 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1276 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1277 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1278 * doc/invoke.tex: Document -mcfv4e on m68k.
1280 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1282 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1285 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1288 * c-opts.c (c_common_handle_option): Don't include
1289 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1290 * doc/invoke.texi (C++ Dialect Options): Document that
1291 -Wnon-virtual-dtor is no longer included in -Wall.
1293 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1295 * gcov.c (print_version), gcov-dump.c (print_version),
1296 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1299 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1301 * df-scan.c (problem_SCAN): Added NULL reset function.
1302 (df_scan_reset_blocks): Added code to call reset block function
1303 (df_bb_refs_delete) Fixed comment.
1304 (df_insn_refs_delete): Made tolerant of deleting non existent info
1305 for dataflow problems that need to be reset.
1306 * df-core.c (df_set_blocks): Ditto.
1307 * df.h (struct df_problem): Added reset_fun.
1308 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1309 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1310 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1311 functions to clear out all references to def-use or use-def chains.
1313 2006-01-21 Ben Elliston <bje@au.ibm.com>
1315 * varasm.c (assemble_real): Initialise data array.
1317 2006-01-20 Paul Brook <paul@codesourcery.com>
1319 Merge from csl-arm-branch.
1320 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1321 * config/arm/arm.md (movdi): Force operands[1] to a register
1322 if we have a non-register source.
1323 (*arm_movdi, *movdf_soft_insn): Require that one of the
1324 operands be a register.
1325 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1326 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1328 2006-01-20 DJ Delorie <dj@redhat.com>
1330 * varasm.c (initialize_constant_valid_p): Allow pointers
1331 initialized from integer constants of lesser precision.
1332 (output_constant): Allow non-int-sized pointer modes to be
1333 initialized from integer constants.
1335 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1338 * cppdefault.h (struct default_include): Add multilib flag.
1339 * cppdefault.c (cpp_include_defaults): Set it.
1340 * c.opt (-imultilib): New option.
1341 * c-opts.c (imultilib): New.
1342 (c_common_handle_option): Handle -imultilib.
1343 (c_common_post_options): Likewise.
1344 * c-incpath.c (add_standard_paths, register_include_chains):
1346 * c-incpath.h (register_include_chains): Add extra parameter.
1347 * gcc.c (do_spec_1): Generate -imultilib option.
1348 (The Specs Language): Update %I description.
1349 (process_command): Update copyright notice.
1350 * doc/cppopts.texi (-imultilib): Document.
1351 * doc/invoke.texi (-imultilib): Include in option summary.
1352 (%I): Update specs documentation.
1354 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1356 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1358 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1360 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1363 2006-01-20 Richard Guenther <rguenther@suse.de>
1364 Steven Bosscher <stevenb.gcc@gmail.com>
1366 PR rtl-optimization/24626
1367 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1368 EDGE_TRUE_VALUE if in RTL mode.
1371 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1372 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1374 2006-01-20 Dirk Mueller <dmueller@suse.com>
1377 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1378 instead of a special NOP marker.
1379 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1380 NOP marker handling.
1381 * c-common.h (empty_body_warning): Add forward declaration.
1382 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1383 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1385 2006-01-20 Paul Brook <paul@codesourcery.com>
1387 * Makefile.in (lang_checks): Keep going if mkdir fails.
1389 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1391 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1392 be able to clean out basic block when not necessary.
1393 (df_scan_free): Fixed to properly delete information if df is
1394 unused before calling df_finish.
1395 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1396 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1398 (df_bb_refs_delete): New function.
1399 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1400 * df-core.c (df_set_blocks): Added code to properly clean out
1401 unused blocks if they are not part of the blocks to consider.
1402 Added additional null check.
1403 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1404 be able to clean out basic block when not necessary
1405 * df.h (df_free_bb_function): Ditto.
1406 (df_bb_refs_delete): New function.
1407 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1408 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1409 basic block parameter to be able to clean out basic block when not
1411 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1412 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1413 Fixed to properly delete information if df is unused before
1416 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1418 PR rtl-optimization/25799
1419 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1420 Corrected confluence operator to remove bits from op2 before oring
1421 with op1 rather than removing bits from op1.
1422 (df_ru_transfer_function): Corrected test on wrong bitmap which
1423 caused infinite loop. Both of these problems were introduced in
1424 the dataflow rewrite.
1426 2006-01-19 DJ Delorie <dj@redhat.com>
1428 * reload1.c (find_reload_regs): Note the details of reload
1429 failures in the dump file.
1430 (spill_failure): Likewise.
1432 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1434 * loop-iv.c: Include df.h and hashtab.h.
1435 (enum iv_grd_result): New enum.
1436 (DF_REF_IV, DF_REF_IV_SET): New macros.
1437 (struct biv_entry): New.
1438 (df, bivs): New global variables.
1439 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1440 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1442 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1443 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1444 analyzed_for_bivness_p, record_biv): New functions.
1445 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1446 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1447 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1449 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1451 (iv_number_of_iterations): Use new interface to iv analysis.
1452 * loop-unroll.c: Do not include varray.h.
1453 (analyze_iv_to_split_insn): Use new interface to iv
1455 * loop-unswitch.c (may_unswitch_on): Ditto.
1456 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1458 (df_bb_modify): Realloc tables to the new index.
1459 (df_find_use): New function.
1460 * df.h (df_find_use): Declare.
1461 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1463 * cfgloop.h (struct rtx_iv): Remove analysed field.
1464 (iv_get_reaching_def): Removed.
1465 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1466 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1467 (loop-iv.o): Add df.h and hashtab.h dependency.
1468 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1470 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1472 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1474 (__floatundisf, __floatundidf): Likewise.
1475 * libgcc2.h (IS_IBM_EXTENDED): Define.
1477 2006-01-19 DJ Delorie <dj@redhat.com>
1479 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1481 2006-01-19 Paul Brook <paul@codesourcery.com>
1483 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1484 as nothrow when unwinding tables are disabled.
1486 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1489 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1490 of bit-field" when in system header.
1492 2006-01-19 DJ Delorie <dj@redhat.com>
1494 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1495 the 16 bit shift limit of the m16c.
1497 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1500 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1501 * config/i386/i386.c (output_set_got): Output the label if we have one
1502 for the TARGET_DEEP_BRANCH_PREDICTION case.
1504 2006-01-19 Jan Hubicka <jh@suse.cz>
1505 H.J. Lu <hongjiu.lu@intel.com>
1506 Evandro Menezes <evandro.menezes@amd.com>
1508 * invoke.texi (generic): Document
1510 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1511 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1512 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1513 (x86_use_incdec, x86_pad_returns): New variables
1514 (TARGET_CPU_DEFAULT_generic): New constant
1515 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1516 (enum processor_type): Add generic32 and generic64.
1517 * i386.md (cpu attribute): Add generic32/generic64
1518 (movhi splitter): Behave sanely when both partial_reg_dependency and
1519 partial_reg_stall are set.
1520 (K8 splitters): Enable for generic as well.
1521 * predicates.md (incdec_operand): Use TARGET_INCDEC
1522 (aligned_operand): Avoid memory mismatch stalls.
1523 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1524 * ppro.md: Enable for generic32
1525 * i386.c (generic64_cost, generic32_cost): New.
1526 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1527 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1528 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1529 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1530 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1531 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1532 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1533 x86_accumulate_outgoing_args, x86_prologue_using_move,
1534 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1535 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1537 (x86_use_incdec, x86_pad_returns): New.
1538 (override_options): Add generic32 and generic64, translate "generic"
1539 to generic32/generic64 and "i686" to "generic32", refuse
1540 "generic32"/"generic64" as arch target.
1541 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1542 (ix86_reorg): Honor PAD_RETURNS.
1544 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1546 * tree-pretty-print.c (dump_generic_node): Handle
1547 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1548 * cgraph.c (cgraph_expand_queue): Rename from
1549 cgraph_analyze_queue. Update all users.
1550 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1551 cgraph_expand_queue.
1552 (cgraph_expand_all_functions): Likewise.
1553 (cgraph_finalize_pending_functions): Remove. Update callers.
1555 * tree.h (OMP_DIRECTIVE_P): Define.
1556 (OMP_PARALLEL_FN): Define.
1557 (OMP_PARALLEL_DATA_ARG): Define.
1558 (OMP_SECTIONS_SECTIONS): Define.
1559 * tree-pass.h (pass_expand_omp): Declare.
1560 * omp-low.c (struct omp_region): Declare.
1561 (struct omp_context): Remove fields 'parallel_type',
1562 'parallel_start_ix' and 'parallel_start_additional_args'.
1564 (struct omp_for_data): Rename from struct expand_omp_for_data.
1565 (omp_regions): New static variable.
1566 (root_omp_region): New static variable.
1567 (find_omp_clause): Make static.
1568 (is_in_combined_parallel_ctx): Remove.
1569 (is_combined_parallel): New.
1570 (extract_omp_for_data): Move earlier in the file.
1571 (workshare_safe_to_combine_p): New.
1572 (get_ws_args_for): New.
1573 (determine_parallel_type): Move earlier in the file.
1574 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1576 (omp_copy_decl): Likewise.
1577 (create_omp_child_function): Likewise.
1578 (lookup_omp_region): New.
1579 (dump_omp_region): New.
1580 (debug_omp_region): New.
1581 (debug_all_omp_regions): New.
1582 (new_omp_region): New.
1583 (scan_omp_parallel): If parallel_nesting_level > 1, the
1584 directive is nested within another parallel directive.
1585 Set OMP_PARALLEL_FN.
1586 (scan_omp_for): Do not try to handle combined parallel+for
1588 Remove FIXME comment.
1589 (scan_omp_nested): Remove.
1590 (scan_omp_1): Do not call scan_omp_nested when
1591 parallel_nesting_level is > 1.
1592 Do not change the DECL_CONTEXT of local variables found.
1593 (lookup_decl_in_outer_ctx): New.
1594 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1595 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1596 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1597 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1598 If CTX is nested, lookup VAR in the outer context when
1599 building copy assignment.
1600 (lower_send_clauses): Rename from expand_send_clauses.
1601 If CTX is nested, lookup VAR in the outer context when
1602 building copy assignments.
1603 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1604 If CTX is nested, lookup VAR in the outer context when
1605 building copy assignments.
1606 (expand_parallel_call): Rename from build_parallel_call.
1607 Handle combined parallel+workshare cases.
1608 Re-implement to emit code into the CFG.
1610 (expand_omp_parallel): Re-implement to emit code into the CFG.
1611 Call move_sese_region_to_fn to outline the sub-graph
1612 containing the parallel region.
1613 (expand_omp_for_1): Remove.
1614 (expand_omp_for_generic): Re-implement to emit code into the
1616 (expand_omp_for_static_nochunk): Likewise.
1617 (expand_omp_for_static_chunk): Likewise.
1618 (expand_omp_for): Likewise.
1619 (expand_omp_sections): Likewise.
1620 (remove_exit_barriers): New.
1621 (expand_omp_synch): New.
1623 (build_omp_regions_1): New.
1624 (build_omp_regions): New.
1625 (execute_expand_omp): New.
1626 (gate_expand_omp): New.
1627 (pass_expand_omp): Define.
1628 (lower_omp_sections): Rename from expand_omp_sections.
1629 Set OMP_SECTIONS_SECTIONS.
1630 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1631 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1632 (lower_omp_single): Rename from expand_omp_simple.
1633 (lower_omp_master): Rename from expand_omp_master.
1634 (lower_omp_ordered): Rename from expand_omp_ordered.
1635 (lower_omp_critical): Rename from expand_omp_critical.
1636 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1637 (lower_omp_for): Re-implement.
1638 (lower_omp_parallel): Re-implement.
1639 (lower_regimplify): Rename from expand_regimplify.
1640 (lower_omp_1): Rename from expand_omp_1.
1641 If there are syntax errors in the program, replace every
1642 OpenMP directive with NOP.
1643 Call lower_omp_* instead of expand_omp_*.
1644 (lower_omp): Rename from expand_omp.
1646 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1647 * tree-gimple.h (enum omp_parallel_type): Remove.
1648 (gimple_boolify): Declare extern.
1649 (find_omp_clause, determine_parallel_type): Remove.
1651 * gimple-low.c (lower_omp_directive): New.
1652 (lower_stmt): Call it.
1653 (record_vars_into): Move from ...
1654 (record_vars): ... here.
1655 Call record_vars_into with current_function_decl.
1657 * gimplify.c (struct gimplify_ctx): Remove fields
1658 combined_pre_p and combined_ctxp. Update users.
1659 (get_formal_tmp_var): Add documentation.
1660 (gimple_boolify): Make extern.
1661 (gimplify_expr_in_ctx): Remove. Update callers.
1662 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1663 will always be a BIND_EXPR.
1664 (gimplify_expr): Handle OMP_RETURN_EXPR.
1665 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1666 (OMP_PARALLEL): Add 3 operands.
1667 (OMP_SECTIONS): Add 1 operand.
1668 (OMP_RETURN_EXPR): Define.
1670 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1671 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1672 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1673 creating a circular free list.
1674 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1676 * tree-flow.h (move_sese_region_to_fn): Declare.
1677 (record_vars_into): Declare.
1678 * tree-cfg.c (make_omp_sections_edges): New.
1679 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1680 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1681 OMP_SECTIONS and OMP_SECTION.
1682 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1683 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1684 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1685 (gather_blocks_in_sese_region): New.
1686 (struct move_stmt_d): Declare.
1688 (move_block_to_fn): New.
1689 (move_sese_region_to_fn): New.
1691 * passes.c (init_optimization_passes): Schedule
1692 pass_expand_omp after pass_init_datastructures.
1694 * tree-ssa-operands.c (get_expr_operands): Handle
1695 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1696 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1698 2006-01-19 Jeff Law <law@redhat.com>
1700 * tree-vrp.c (extract_range_from_assert): Refine the result range
1701 if the variable referenced by the ASSERT_EXPR has a range and
1702 either the tentative result range or the previous range is a
1705 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1707 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1709 2006-01-19 Jan Hubicka <jh@suse.cz>
1711 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1713 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1715 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1716 (expand_compound_operation, expand_field_assignment): Fail if the
1717 bit lengths of an extract operation are out of range.
1718 (make_extraction): Compute wanted_inner_mode based on the position
1719 and length of the extraction. Make it extraction_mode for non-constant
1720 positions, and do not modify offset in that case. When generating a
1721 new MEM, use a mode that can hold the extraction while keeping correct
1722 alignment. Remove code that supported MEMs wrapped by USEs.
1723 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1725 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1727 * config/s390/s390.md ("Y", "y"): New mode attribute.
1728 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1729 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1730 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1731 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1732 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1733 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1734 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1735 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1736 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1737 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1738 "addsi3", "subsi3"): Insn patterns removed.
1739 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1740 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1741 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1742 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1743 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1744 "*sub<mode>3_cconly2"): New insn patterns.
1745 ("addsi3", "subsi3"): New expanders.
1747 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1749 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1750 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1751 existing STMT_VINFO_VECTYPE if available.
1752 (vect_mark_relevant): Add special handling for stmts that are
1753 marked as STMT_VINFO_IN_PATTERN_P.
1754 (vect_analyze_loop): Call vect_pattern_recog.
1755 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1756 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1758 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1759 (vect_recog_func_ptr): New function-pointer type.
1760 * tree-vect-patterns.c: New file.
1761 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1762 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1763 (vect_pattern_recog_1): New functions.
1764 (vect_pattern_recog_funcs): New array of function pointers.
1766 * tree-vectorizer.h (ternary_op): New enum value.
1767 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1768 declaration. Revised documentation. Removed redundant dump prints.
1769 Removed redundant argument. Added support for reduction patterns.
1770 (vectorizable_reduction): Added support for reduction patterns.
1771 (vect_transform_stmt): Added support for patterns.
1773 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1774 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1775 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1776 (expand_widen_pattern_expr): New function.
1777 (init_optabs): Initialize new optabs udot_prod_optab,
1779 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1780 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1781 (expand_widen_pattern_expr): New function declaration.
1782 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1784 * tree-inline.c (estimate_num_insns_1): Added cases for new
1785 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1786 * tree-pretty-print.c (dump_generic_node): Likewise.
1787 (op_prio): Likewise.
1788 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1789 * tree-ssa-operands.c (get_expr_operands): Added case for
1791 * tree-vect-patterns.c (widened_name_p): New function.
1792 (vect_recog_dot_prod_pattern): Added function implementation.
1793 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1794 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1795 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1796 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1798 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1799 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1800 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1801 (init_optabs): Initialize new optabs widen_ssum_optab,
1803 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1804 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1805 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1806 use instead of type of def.
1807 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1808 function implementation.
1809 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1810 widen_ssumv8hi): New.
1812 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1815 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1818 * c-decl.c (add_flexible_array_elts_to_size): New function.
1819 (finish_decl): Use it.
1821 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1823 * diagnostic.h: Include options.h.
1824 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1825 dependancies for diagnostic.h.
1826 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1828 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1830 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1831 (ssa_ro_call_cache_valid): Ditto.
1832 * tree-ssa-alias.c (sort_tags_by_id): New function.
1833 (init_transitive_clobber_worklist): Ditto.
1834 (add_to_worklist): Ditto.
1835 (mark_aliases_call_clobbered): Ditto.
1836 (compute_tag_properties): Ditto.
1837 (set_initial_properties): Ditto.
1838 (compute_call_clobbered): Ditto.
1839 (compute_may_aliases): Call compute_call_clobbered and grouping.
1840 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1841 (compute_flow_insensitive_aliasing): Grouping now happens in our
1843 (setup_pointers_and_addressables): Remove clobbering related code.
1844 (add_may_alias): Ditto.
1845 (replace_may_alias): Ditto.
1846 (get_nmt_for): Ditto.
1847 (create_global_var):
1848 (is_escape_site): Return an escape_type enumeration.
1849 * tree-flow-inline.h (is_call_clobbered): Global var does not
1850 imply call clobbered.
1851 (mark_call_clobbered): Take a reason for marking this. Remove
1852 marking of globalness, and cache invalidation.
1853 (clear_call_clobbered): Remove cache invalidation code.
1854 * tree-dfa.c (dump_variable): If details is on, dump the reason
1856 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1858 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1859 (struct var_ann_d): Ditto.
1860 (enum escape_type): New.
1861 (mark_call_clobbered): Adjust prototype.
1862 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1863 are never call clobbered.
1864 Record reasons for escaping.
1865 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1866 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1867 (ssa_ro_call_cache_valid): Ditto.
1868 (clobbered_v_may_defs): Ditto.
1869 (clobbered_vuses): Ditto.
1870 (ro_call_vuses): Ditto.
1871 (clobber_stats): New.
1872 (init_ssa_operands): Zero out clobber stats.
1873 (fini_ssa_operands): Print out clobber stats.
1874 (get_call_expr_operands): Pass callee fndecl to
1876 (add_call_clobber_ops): Remove use of cache.
1877 Add use of PURE_CONST information.
1878 (add_call_read_ops): Remove use of cache.
1879 Add use of static not_read information.
1881 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1883 Introduce TLS descriptors for i386 and x86_64.
1884 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1885 (TARGET_ANY_GNU_TLS): New macro.
1886 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1887 (struct machine_function): Add tls_descriptor_call_expanded_p.
1888 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1889 (ix86_current_function_calls_tls_descriptor): Likewise.
1890 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1891 (override_options): Introduce gnu2 tls dialect.
1892 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1894 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1896 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1897 (ix86_init_machine_status): Initialize new field.
1898 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1899 (ix86_tls_module_base): New.
1900 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1901 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1902 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1903 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1904 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1905 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1906 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
1907 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
1908 * config/i386/predicates.md (tls_modbase_operand): New.
1909 (tp_or_register_operand): New.
1911 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
1913 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
1914 (look_for_address_of): Ditto.
1915 (ipa_init): Walk the function decls.
1916 (static_execute): Don't set readonly on FUNCTION_DECL's.
1918 2006-01-18 Roger Sayle <roger@eyesopen.com>
1920 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
1921 for shifts where the source and destination registers are different.
1923 2006-01-18 Paul Brook <paul@codesourcery.com>
1925 Merge from csl-arm-branch.
1926 2005-03-14 Julian Brown <julian@codesourcery.com>
1927 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
1928 (aeabi_llsl): Likewise.
1929 (ashrdi3): Likewise.
1930 (aeabi_lasr): Likewise.
1931 (lshrdi3): Likewise.
1932 (aeabi_llsr): Likewise.
1933 2005-03-10 Julian Brown <julian@codesourcery.com>
1934 * config.gcc: Disable shared libgcc for SymbianOS.
1935 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
1937 2006-01-18 DJ Delorie <dj@redhat.com>
1939 * c-pragma.c (handle_pragma_diagnostic): New.
1940 (init_pragma): Register it.
1941 * doc/extend.texi: Document it.
1943 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
1944 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
1945 (diagnostic_context): Add classify_diagnostic[].
1946 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
1947 as errors if they're overridden to DK_WARNING.
1948 (diagnostic_initialize): Initialize classify_diagnostic[].
1949 (diagnostic_set_kind_override): New.
1950 (diagnostic_report_diagnostic): Check for kind changes.
1951 * opts.c (common_handle_option): Take lang_mask. Update callers.
1953 * common.opt (Werror=): New.
1954 * doc/invoke.texi: Document -Werror=*
1956 2006-01-18 Jeff Law <law@redhat.com>
1958 * tree-vrp.c (test_for_singularity): Correct test for new
1959 min limit. Use operand_equal_p rather than pointer equality
1960 for testing if new min/max values are equal.
1962 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
1963 using range information until after propagation and folding.
1965 2006-01-18 Richard Henderson <rth@redhat.com>
1966 Aldy Hernandez <aldyh@redhat.com>
1967 Jakub Jelinek <jakub@redhat.com>
1968 Diego Novillo <dnovillo@redhat.com>
1970 * omp-low.c: New file.
1971 * c-omp.c: New file.
1973 2006-01-18 Richard Henderson <rth@redhat.com>
1974 Jakub Jelinek <jakub@redhat.com>
1975 Diego Novillo <dnovillo@redhat.com>
1977 * doc/invoke.texi: Document -fopenmp.
1978 * tree-dump.h (debug_function): Declare.
1979 * hooks.c (hook_bool_tree_bool_false): New function.
1980 (hook_tree_tree_null): Remove.
1981 (hook_tree_tree_tree_null): New.
1982 * hooks.h: Update to match.
1983 * tree-pretty-print.c (debug_tree_chain): New.
1984 (print_generic_expr): Handle TDF_CHAIN.
1985 (dump_generic_node): Handle BLOCK.
1986 Do not abort with incomplete SWITCH_EXPRs.
1987 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1988 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1989 print space after directive name.
1990 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1991 Handle OMP_MASTER and OMP_ORDERED.
1992 Handle printing of OMP_BODY just in one place, goto
1993 dump_omp_body in the rest of OMP_* nodes that have
1995 Don't handle clause nodes here. Update omp statements to
1996 use dump_omp_clauses.
1997 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1998 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1999 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2000 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2001 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2002 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2003 Adjust output for GOMP_PARALLEL.
2004 (dump_omp_clauses): New.
2005 (print_declaration): Dump DECL_VALUE_EXPR.
2006 (op_symbol_1): Split out of op_symbol.
2007 (dumping_stmts): Remove. Update all users.
2008 * cgraph.c (cgraph_analyze_queue): New.
2009 (cgraph_add_new_function): New.
2010 * cgraph.h (cgraph_analyze_queue): Declare.
2011 (cgraph_add_new_function): Declare.
2012 (cgraph_lower_function): Remove.
2013 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2014 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2015 and TYPE_P nodes in its default clause.
2016 (empty_body_p): New.
2017 (tree_range_check_failed): New.
2019 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2020 OMP_CLAUSE_REDUCTION_MERGE,
2021 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2022 OMP_CLAUSE_PRIVATE_DEBUG,
2023 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2024 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2025 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2026 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2027 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2028 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2029 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2030 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2031 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2032 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2033 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2034 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2035 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2036 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2037 (TREE_RANGE_CHECK): New.
2038 (empty_body_p): Declare.
2039 (enum omp_clause_default_kind): New.
2040 (build_string_literal): Declare.
2041 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2042 (build5_stat, build5): Declare.
2043 * tree-pass.h (TDF_CHAIN): Define.
2044 * tree-pass.h (PROP_gimple_lomp): Define.
2045 (pass_lower_omp): Declare.
2046 * diagnostic.h (debug_tree_chain): Declare.
2047 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2049 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2050 * builtins.c (build_string_literal): Make extern.
2051 * gcc.c (include_spec_function): New.
2052 (static_spec_functions): Add it.
2053 (main): Move load of libgomp.spec ...
2054 (LINK_COMMAND_SPEC): ... here.
2055 (link_gomp_spec): New.
2056 (static_specs): Include it.
2057 (LINK_COMMAND_SPEC): Add link_gomp.
2058 (GOMP_SELF_SPECS): New.
2059 (driver_self_specs): Include it.
2060 (switch_matches): Don't mark inline.
2061 (main): Load libgomp.spec.
2062 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2063 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2064 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2065 * tree-gimple.h (enum omp_parallel): Declare.
2066 (determine_parallel_type): Declare.
2067 (omp_firstprivatize_variable): Declare.
2068 (omp_reduction_init): Declare.
2069 (diagnose_omp_structured_block_errors): Declare.
2070 (struct walk_stmt_info): Add want_return_expr.
2071 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2072 (find_omp_clause): Declare.
2073 (insert_field_into_struct): Declare.
2074 (struct walk_stmt_info): Move from tree-nested.c
2075 (walk_stmts): Declare.
2076 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2078 * cgraphunit.c (cgraph_lower_function): Make static.
2079 (cgraph_finalize_pending_functions): New.
2080 (cgraph_finalize_function): Call it.
2081 (cgraph_finalize_compilation_unit): Likewise.
2082 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2083 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2084 (BT_FN_UINT_UINT): New.
2085 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2086 DEF_FUNCTION_TYPE_VAR_4): Document.
2087 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2088 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2089 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2090 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2091 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2092 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2093 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2094 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2095 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2096 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2097 into separate files.
2098 (DEF_GOMP_BUILTIN): New.
2099 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2100 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2101 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2102 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2103 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2104 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2105 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2106 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2107 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2108 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2109 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2110 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2111 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2112 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2113 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2114 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2115 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2116 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2117 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2118 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2119 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2120 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2121 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2122 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2123 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2124 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2125 * sync-builtins.def: New file, moved from builtins.def.
2126 * omp-builtins.def: New file, moved from builtins.def.
2127 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2128 * gimple-low.c (lower_function_body): Clear data.
2129 (lower_stmt): Do not handle COMPOUND_EXPR.
2130 Remove call to print_node_brief.
2131 * c-tree.h (c_finish_omp_clauses): New prototype.
2132 (C_DECL_THREADPRIVATE_P): Define.
2133 (lookup_name_no_remap, c_omp_remap_private): Remove
2134 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2135 (check_for_loop_decls): Update decl.
2136 (lookup_name_no_remap, c_omp_remap_private): Declare.
2137 (build_indirect_ref, build_modify_expr, pushdecl,
2138 pushdecl_top_level): Move to c-common.h.
2139 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2140 before the switch, but just in the 2 places that need it.
2141 * c-decl.c (diagnose_mismatched_decls): Do not check for
2142 mismatched thread-local attributes when OLDDECL is marked
2143 threadprivate and NEWDECL has no thread-local attributes.
2144 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2145 (c_gimple_diagnostics_recursively): Rename from
2146 c_warn_unused_result_recursively. Invoke
2147 diagnose_omp_structured_block_errors.
2148 (check_for_loop_decls): Return a singular decl found.
2149 * langhooks.c (lhd_omp_predetermined_sharing): Return
2150 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2151 (lhd_omp_firstprivatize_type_sizes): New.
2152 (lhd_omp_assignment): New.
2153 (lhd_omp_predetermined_sharing): New.
2154 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2155 (struct lang_hooks_for_types): Add
2156 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2157 omp_predetermined_sharing, omp_disregard_value_expr,
2158 omp_private_debug_clause, omp_clause_default_ctor,
2159 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2160 (c_finish_omp_clauses): New.
2161 (c_finish_bc_stmt): Diagnose break within omp for.
2162 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2163 (build_unary_op): Return error_mark after reporting
2165 (build_modify_expr): Likewise.
2166 * gimplify.c: Include optabs.h and pointer-set.h.
2167 (enum gimplify_omp_var_data): Declare.
2168 (struct gimplify_omp_ctx): Declare.
2169 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2171 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2172 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2173 (splay_tree_compare_decl_uid): New.
2174 (new_omp_context): New.
2175 (delete_omp_context): New.
2176 (gimple_add_tmp_var): Call omp_add_variable.
2177 (gimplify_bind_expr): Likewise.
2178 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2179 true, disregard DECL_VALUE_EXPR on the decl if any.
2180 (gimplify_expr_in_ctx): New.
2181 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2182 omp_add_variable, omp_notice_variable, omp_is_private
2183 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2184 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2185 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2186 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2187 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2188 gimplify_omp_atomic): New.
2189 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2190 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2191 OMP_CRITICAL and OMP_ATOMIC.
2192 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2193 * c-pragma.h (enum pragma_kind): Add
2194 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2195 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2196 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2197 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2198 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2199 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2200 PRAGMA_OMP_THREADPRIVATE.
2201 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2202 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2203 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2204 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2205 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2206 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2207 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2208 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2209 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2210 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2211 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2212 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2213 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2215 (struct nesting_info): Add field_map,
2216 suppress_expansion, debug_var_chain.
2217 (create_nesting_tree): Initialize them.
2218 (lookup_field_for_decl): Use field_map.
2219 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2220 (convert_local_omp_clauses): New.
2221 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2222 (walk_body): Split out of walk_function.
2223 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2224 (convert_nonlocal_reference): Handle omp statements.
2225 (convert_local_reference): Likewise.
2226 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2227 (unnest_nesting_tree): New.
2228 (lower_nested_functions): Call it.
2229 (insert_field_into_struct): Make extern.
2230 (struct walk_stmt_info): Move to tree-gimple.h.
2231 (walk_stmts): Make extern.
2232 * omp-builtins.def: New file.
2233 * tree-iterator.c (expr_only): Clarify comment.
2234 * c-common.h (pushdecl_top_level, pushdecl,
2235 build_modify_expr, build_indirect_ref,
2236 c_finish_omp_master, c_finish_omp_critical,
2237 c_finish_omp_ordered, c_finish_omp_barrier,
2238 c_finish_omp_atomic, c_finish_omp_flush,
2239 c_finish_omp_for, c_split_parallel_clauses,
2240 omp_clause_default_kind, c_omp_sharing_predetermined,
2241 c_omp_remap_decl): Declare.
2242 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2243 (OBJS-common): Add omp-low.o.
2244 (c-omp.o, omp-low.o): Add.
2245 (gimplify.o): Add dependency on $(OPTABS_H).
2246 (GTFILES): Add omp-low.c.
2247 (gt-stringpool.h): Add.
2248 * tree-cfg.c (set_bb_for_stmt): Do not update the
2249 block-to-labels map if we are currently expanding to RTL.
2250 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2252 Handle IDENTIFIER_NODE.
2253 (tree_verify_flow_info): Do not ICE when emitting error
2254 messages about invalid labels.
2255 (dump_function_to_file): Reset CFUN before emitting the body
2257 (debug_function): New.
2258 * passes.c (init_optimization_passes): Schedule
2260 * langhooks-def.h (lhd_omp_predetermined_sharing,
2261 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2263 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2264 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2265 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2266 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2267 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2268 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2269 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2270 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2271 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2272 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2273 (LANG_HOOK_DECLS): Use them.
2275 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2276 Richard Henderson <rth@redhat.com>
2277 Jakub Jelinek <jakub@redhat.com>
2278 Diego Novillo <dnovillo@redhat.com>
2280 * c-parser.c (pragma_omp_clause): Define.
2281 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2282 (c_parser_compound_statement): Likewise.
2283 (c_parser_statement): Likewise.
2284 (c_parser_pragma): Handle omp pragmas.
2285 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2286 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2287 (c_parser_omp_clause_name, check_no_duplicate_clause,
2288 c_parser_omp_variable_list,
2289 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2290 c_parser_omp_clause_copyprivate,
2291 c_parser_omp_clause_default,
2292 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2293 c_parser_omp_clause_lastprivate,
2294 c_parser_omp_clause_nowait,
2295 c_parser_omp_clause_num_threads,
2296 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2297 c_parser_omp_clause_reduction,
2298 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2299 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2300 c_parser_omp_atomic, c_parser_omp_barrier,
2301 c_parser_omp_critical, c_parser_omp_flush,
2302 c_parser_omp_for_loop, c_parser_omp_for,
2303 c_parser_omp_master, c_parser_omp_ordered,
2304 c_parser_omp_sections_scope, c_parser_omp_sections,
2305 c_parser_omp_parallel, c_parser_omp_single,
2306 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2307 * c-pragma.c (init_pragma): Do omp pragma registration here.
2308 * c.opt (fopenmp): New flag.
2310 2006-01-18 Eric Christopher <echristo@apple.com>
2312 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2313 * config/darwin.h (GOMP_SELF_SPECS): Define.
2315 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2317 * rtl.h: Remove the prototype for reg_alloc.
2319 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2322 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2323 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2324 sjlj and dwarf2 exception handling.
2325 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2326 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2327 * pa/pa.c (function_value): Treat complex and vector types as
2329 (function_arg): Likewise. Only pass scalar floats in the floating
2330 point argument registers.
2331 * pa/t-slibgcc-dwarf-ver: New file.
2332 * pa/t-slibgcc-sjlj-ver: New file.
2333 * pa/t-slibgcc-elf-ver: Delete file.
2335 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2337 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2338 unlikely_test_section_p test.
2340 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2342 * mode-switching.c (optimize_mode_switching): Make it static.
2343 * basic-block.h: Remove the prototype for
2344 optimize_mode_switching.
2346 * modulo-sched.c (sms_schedule): Make it static.
2347 * rtl.h: Remove the prototype for sms_schedule.
2349 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2350 * rtl.h: Remove the prototype for gcse_after_reload_main.
2352 * reg-stack.c (reg_to_stack): Make it static.
2353 * rtl.h: Remove the prototype for reg_to_stack.
2355 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2357 * rtl.h: Remove the prototypes for regrename_optimize and
2358 copyprop_hardreg_forward.
2360 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2362 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2363 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2364 Test against the appropriate null constant for the mode.
2365 If 'fixup_overlap' is true, swap the operands if they overlap.
2366 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2367 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2368 alpha_split_tmode_pair and adjust for above change.
2369 * config/alpha/alpha.md (movtf_internal): Adjust call to
2370 alpha_split_tfmode_pair and rely on it to swap the operands.
2371 (movti_internal): New insn and post-reload splitter.
2372 (movti): New expander.
2374 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2376 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2379 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2381 * rtlanal.c (global_reg_mentioned_p_1,
2382 global_reg_mentioned_p): Remove.
2383 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2385 * flow.c (initialize_uninitialized_subregs): Make it static.
2386 * rtl.h: Remove the prototype for
2387 initialize_uninitialized_subregs.
2389 * function.c (instantiate_virtual_regs): Make it static.
2390 * function.h: Remove the prototype for
2391 instantiate_virtual_regs.
2393 * regmove.c (regmove_optimize, combine_stack_adjustments):
2395 * rtl.h: Remove the prototypes for regmove_optimize and
2396 combine_stack_adjustments.
2398 2006-01-17 Roger Sayle <roger@eyesopen.com>
2400 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2401 (size_cost): Encode costs in bytes so that a reg-reg addition is
2402 equivalent to COSTS_N_INSNS(1).
2403 (override_options): Use the size_cost.branch_cost as the default
2404 ix86_branch_cost when optimizing for size.
2406 2006-01-18 Ben Elliston <bje@au.ibm.com>
2408 * Makefile.in (D32PBIT_FUNCS): New.
2409 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2410 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2411 D64PBIT_FUNCS and D128PBIT_FUNCS.
2412 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2413 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2415 (decnumber_dep): Define.
2416 * doc/libgcc.texi (Decimal float library routines): New node.
2417 * config/dfp-bit.h, config/dfp-bit.c: New files.
2419 2006-01-18 Ben Elliston <bje@au.ibm.com>
2421 * expr.c (emit_move_change_mode): Always adjust addresses, not
2422 just during reload. Copy replacements only during reload.
2423 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2424 emit_move_via_integer.
2426 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2428 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2429 instead of $(srcdir) and ${srcdir}.
2431 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2435 * arm.h (struct machine_function): Add pic_reg.
2436 * arm.c (arm_pic_register): Make unsigned.
2437 (arm_override_options): Only set arm_pic_register if
2438 TARGET_SINGLE_PIC_BASE.
2439 (use_return_insn): Only test for a pic register if it is fixed.
2440 (arm_compute_save_reg0_reg12_mask): Likewise.
2441 (thumb_compute_save_reg_mask): Likewise.
2442 (legitimate_pic_operand): Factor out some known invariants.
2443 (legitimize_pic_address): If we don't have a fixed pic register,
2444 then set up a pseudo in the function entry sequence. Handle the
2445 pic base being in a pseudo.
2446 (arm_load_pic_register): Handle the pic register being in a pseudo.
2447 (arm_expand_prologue): Only set up the pic register if it is fixed.
2448 (thumb_expand_prologue): Likewise.
2449 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2450 (pic_load_addr_based_insn): Likewise.
2451 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2454 2006-01-18 Ben Elliston <bje@au.ibm.com>
2456 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2457 decimal float modes for all floating point registers.
2459 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2460 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2462 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2465 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2466 even when the pointer is not NULL.
2468 2006-01-16 Ian Lance Taylor <ian@airs.com>
2470 * common.opt (ftoplevel-reorder): New option.
2471 * cgraph.c (cgraph_asm_nodes): New global variable.
2472 (cgraph_asm_last_node): New static variable.
2473 (cgraph_order): New global variable.
2474 (cgraph_create_node): Set new order field.
2475 (cgraph_varpool_node): Likewise.
2476 (decide_is_variable_needed): Return true if not
2477 flag_toplevel_reorder.
2478 (cgraph_add_asm_node): New function.
2479 * cgraph.h (struct cgraph_node): Add order field.
2480 (struct cgraph_varpool_node): Add order field.
2481 (struct cgraph_asm_node): Define.
2482 (cgraph_asm_nodes, cgraph_order): Declare.
2483 (cgraph_add_asm_node): Declare.
2484 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2486 (cgraph_varpool_assemble_pending_decls): Call it.
2487 (cgraph_output_pending_asms): New static function.
2488 (cgraph_finalize_compilation_unit): Call it.
2489 (struct cgraph_order_sort): Define.
2490 (cgraph_output_in_order): New static function.
2491 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2492 !flag_toplevel_reorder case.
2493 * c-parser.c: Include "cgraph.h".
2494 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2496 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2497 than -fno-unit-at-a-time.
2498 * doc/invoke.texi (Option Summary): Mention
2499 -fno-toplevel-reorder.
2500 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2501 -funit-at-a-time documentation.
2503 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2504 Kazu Hirata <kazu@codesourcery.com>
2506 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2508 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2510 * Makefile.in (FUNCTION_H): New. Use it instead of
2511 function.h throughout the file.
2512 * function.h: Include tree.h.
2514 2006-01-17 Ben Elliston <bje@au.ibm.com>
2516 * recog.c: Separate some functions with whitespace.
2518 2006-01-16 Richard Henderson <rth@redhat.com>
2520 Merge from gomp branch:
2521 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2522 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2523 and rename from struct inline_data. Rename callee* to dst*;
2524 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2525 transform_new_cfg, transform_return_to_modify, and
2526 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2528 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2529 (copy_decl_for_dup): Remove.
2530 * tree-inline.c (struct inline_data): Move to header.
2531 (insert_decl_map): Export.
2532 (remap_decl): Update for member name changes. Use copy_decl hook.
2533 Allow for replacement to be a non-decl. Remove dead code.
2534 (remap_type_1): Check for existing mapping.
2535 (remap_type): Export.
2536 (remap_decls): Update for member name changes.
2537 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2538 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2539 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2540 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2541 (tree_function_versioning, build_duplicate_type): Likewise.
2542 (copy_body_r): Likewise. Export.
2543 (copy_decl_for_dup): Split into ...
2544 (copy_decl_for_dup_finish, copy_decl_to_var,
2545 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2546 (replace_ref_tree, inlining_p): Remove.
2548 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2550 * ifcvt.c (if_convert): Make it static.
2551 * rtl.h: Remove the prototype for if_convert.
2553 * local-alloc.c (local_alloc): Make it static.
2554 * rtl.h: Remove the prototype for local_alloc.
2556 * loop.c (loop_optimize): Make it static.
2557 * cfgloop.h: Remove the prototype for loop_optimize.
2560 2006-01-16 DJ Delorie <dj@redhat.com>
2562 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2565 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2567 * pa.md: Disparage copies between general and floating-point registers
2568 in 32-bit move patterns.
2570 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2573 * Makefile.in (check-%): Depend on site.exp instead of
2574 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2577 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2579 * global.c (global_alloc): Make it static.
2580 * rtl.h: Remove the prototype for global_alloc.
2582 2006-01-16 Richard Guenther <rguenther@suse.de>
2584 * tree-ssa-alias.c (struct used_part): Add write_only field.
2585 (get_or_create_used_part_for): Initialize it to true.
2586 (create_overlap_variables_for): Don't create structure variables
2587 for structures that only are written to.
2588 (find_used_portions): Handle MODIFY_EXPR to track whether a
2589 structure is only written to.
2591 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2593 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2595 * basic-block.h: Remove the prototype for
2596 partition_hot_cold_basic_blocks.
2598 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2600 * cppspec.c (lang_specific_spec_functions): Remove.
2601 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2602 * gcc.h (lang_specific_spec_functions): Remove.
2603 * gccspec.c (lang_specific_spec_functions): Remove.
2605 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2607 * combine.c (record_value_for_reg): Invalidate registers
2609 (record_dead_and_set_regs_1): Likewise, by passing them to
2610 record_value_for_reg.
2611 (record_dead_and_set_regs): Invalidate stores made by a
2612 call. We do not combine across a call, but we still
2613 relied on equivalences.
2615 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2617 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2618 vrp_int_const_binop returning non-constant nodes.
2620 2006-01-16 Paul Brook <paul@codesourcery.com>
2622 * config/m68k/m68k.c (output_move_const_into_data_reg):
2623 Output correct mnemonic for mvz and mvs.
2625 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2627 * rtl-factoring.c: Add sequence abstraction algorithm.
2628 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2629 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2631 (block_has_preserve_label): New function.
2632 * common.opt: Register new pass.
2633 * Makefile.in: Ditto.
2635 * timevar.def: Ditto.
2636 * tree-pass.h: Ditto.
2637 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2638 * rtl.h (make_jump_insn_raw): Add forward decl.
2639 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2641 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2642 Roger Sayle <roger@eyesopen.com>
2644 * fold-const.c (fold_minmax): New static function.
2645 (fold_binary) <MIN_EXPR>: Call it.
2646 <MAX_EXPR>: Likewise.
2647 * stor-layout.c (place_field): Use DECL_SIZE consistently
2648 in the computation of the new record size.
2650 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2652 * cse.c (cse_condition_code_reg): Make it static.
2653 * rtl.h: Remove the prototype for cse_condition_code_reg.
2655 * combine.c (combine_instructions): Make it static.
2656 * rtl.h: Remove the prototype for combine_instructions.
2658 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2661 * tree.c (get_file_function_name_long): Concatenate the first global
2662 object name with a string derived from the input filename of the object
2665 2006-01-16 Ben Elliston <bje@au.ibm.com>
2667 * config/i386/winnt-stubs.c: Update FSF address.
2668 * config/xtensa/ieee754-df.S: Ditto.
2669 * config/xtensa/ieee754-sf.S: Ditto.
2671 2006-01-14 Ian Lance Taylor <ian@airs.com>
2673 * ifcvt.c (noce_init_if_info): New static function, broken out of
2674 noce_process_if_block.
2675 (noce_process_if_block): Call noce_init_if_info.
2676 (check_cond_move_block): New static function.
2677 (cond_move_process_if_block): New static function.
2678 (process_if_block): Call cond_move_process_if_block.
2680 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2682 * cselib.c (hash_table): Rename to cselib_hash_table.
2683 (cselib_clear_table, discard_useless_values,
2684 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2685 cselib_init, cselib_finish): Adjust uses of hash_table.
2687 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2689 PR tree-optimization/25485
2690 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2691 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2692 is known to be false and true, respectively.
2694 2006-01-14 Richard Guenther <rguenther@suse.de>
2696 PR tree-optimization/22548
2697 PR tree-optimization/22555
2698 PR tree-optimization/22501
2699 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2700 * params.def (salias-max-array-elements): New parameter.
2701 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2702 * doc/invoke.texi (salias-max-array-elements): Document.
2703 * tree-flow-inline.h (var_can_have_subvars): We also handle
2705 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2707 * tree-ssa-structalias.c (params.h): Include.
2708 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2709 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2710 (get_constraint_for): For ADDR_EXPR operating on something
2711 containing an ARRAY_REF, add all subvars to the solution.
2712 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2713 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2714 for creating MUST_DEFs.
2715 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2717 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2719 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2721 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2722 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2723 number_of_iterations_le): New functions.
2724 (number_of_iterations_special): Removed.
2725 (number_of_iterations_exit): Do not use number_of_iterations_special.
2726 * tree.c (unsigned_type_for): Always return integer type.
2728 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2729 Richard Guenther <rguenther@suse.de>
2731 PR rtl-optimization/24257
2732 * gcse.c (find_moveable_store): Only consider a store movable
2733 when the SET_SRC of the insn can be assigned to a register.
2735 2006-01-14 Ian Lance Taylor <ian@airs.com>
2737 * tree.c (tree_not_class_check_failed): New function.
2738 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2739 (tree_not_class_check_failed): Declare.
2741 2006-01-13 Ian Lance Taylor <ian@airs.com>
2743 * reload1.c (do_output_reload): Add assertion rejecting a
2746 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2748 * combine.c (struct reg_stat): Add new fields truncation_label and
2750 (record_value_for_reg): Reset truncated_to_mode.
2751 (record_truncated_value): New function.
2752 (check_promoted_subreg): Call it. Rename to check_conversions.
2753 (combine_instructions): Rename check_promoted_subreg to
2755 (reg_truncated_to_mode): New function.
2756 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2757 (gen_lowpart_or_truncate): New function.
2758 (force_to_mode): Use it instead of gen_lowpart.
2760 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2762 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2763 VAR is a tag, not its type tag.
2765 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2767 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2768 alternatives to match style of other entries.
2769 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2771 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2773 PR tree-optimization/25771
2774 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2777 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2780 * tree-inline.c (declare_return_variable): If the return variable
2781 was marked as a non gimple complex, set the return slot variable
2782 to be a non gimple comple variable.
2784 2006-01-13 Richard Guenther <rguenther@suse.de>
2786 * builtins.c (expand_builtin_sincos): New function.
2787 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2789 (expand_builtin): Expand sincos using expand_builtin_sincos.
2791 2006-01-12 DJ Delorie <dj@redhat.com>
2793 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2794 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2795 so that constant shifts can be split.
2796 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2797 (m32c_valid_pointer_mode): Make static.
2798 (shift_gen_func_for): New.
2799 (m32c_prepare_shift): Use it. Split large const shifts into
2801 * config/m32c/predicates.md (shiftcount_operand): Allow more
2803 (longshiftcount_operand): New.
2804 * doc/md.texi (Machine Constraints): Document In6.
2806 2006-01-13 Ben Elliston <bje@au.ibm.com>
2808 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2809 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2812 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2814 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2815 to try to avoid clobbering pieces of structures when we know
2816 something about the whole structure.
2817 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2819 2006-01-13 Ben Elliston <bje@au.ibm.com>
2821 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2822 return in memory, as this is no limitation is no longer present.
2824 2006-01-12 DJ Delorie <dj@redhat.com>
2826 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2827 mova with fb, and for fb+0 -> An.
2829 * config/m32c/mov.md (peephole2): Fix enabling logic.
2831 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2832 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2833 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2834 FINI_ARRAY_SECTION_ASM_OP): Define.
2836 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2838 (m32c_legitimize_reload_address): New logic to reload FB to An.
2839 (m32c_output_reg_push): Add newline.
2840 (m32c_output_reg_pop): Likewise.
2842 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2844 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2846 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2848 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2850 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2852 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2855 2006-01-11 Ben Elliston <bje@au.ibm.com>
2857 * rtlanal.c (find_reg_note): Assert insn is not null.
2859 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2861 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2864 2006-01-11 Jeff Law <law@redhat.com>
2866 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2868 (mark_threaded_blocks, register_jump_thread): New functions.
2869 (thread_through_all_blocks): Remove unwanted argument. No
2870 longer rely on e->aux to communicate thread target info.
2871 Call mark_threaded_blocks. Release the threaded_blocks
2872 bitmap and threaded_edges vector when complete.
2873 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2874 (threaded_blocks): Remove.
2875 (tree_ssa_dominator_optimize): Remove initialization and
2876 finalization of threaded_blocks. Simplify call to
2877 thread_through_all_blocks.
2878 (thread_across_edge): Call register_jump_thread rather than
2879 storing thread information into e->aux.
2880 (free_all_edge_infos): Simplify now that e->aux is no longer
2881 used to communicate with thread_through_all_blocks.
2882 * tree-flow.h (thread_through_all_blocks): Update prototype.
2883 (register_jump_thread): Prototype.
2885 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2887 * df-core.c (df_compact_blocks, df_bb_replace): Use
2888 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2890 2006-01-11 Richard Guenther <rguenther@suse.de>
2892 PR tree-optimization/25734
2893 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2894 stop propagation after successful propagation to the LHS.
2896 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2898 * basic-block.h (control_flow_graph): Change the type of
2899 x_basic_block_info to VEC(basic_block,gc) *.
2900 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2902 (SET_BASIC_BLOCK): New.
2903 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2904 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2905 * cfgbuild.c (find_basic_blocks): Likewise.
2906 * cfglayout.c (fixup_reorder_chain): Likewise.
2907 * cfgrtl.c (create_basic_block_structure,
2908 rtl_create_basic_block): Likewise.
2909 * ifcvt.c (find_if_case_1): Likewise.
2910 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
2913 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2915 * Makefile.in: Removed rotted odf.c entry.
2917 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
2920 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
2921 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
2922 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
2923 output pattern modifier, not %e.
2924 * config/cris/cris.c (cris_op_str): Update comment about pattern
2926 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
2927 before falling through into...
2928 <case 'E'>: Redefined from old 'e' case.
2930 2006-01-11 Jan Hubicka <jh@suse.cz>
2933 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2935 2006-01-11 Jan Hubicka <jh@suse.cz>
2937 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
2938 * i386.c (x86_decompose_lea): Kill.
2939 (ix86_rtx_costs): Kill.
2941 2006-01-11 Jan Hubicka <jh@suse.cz>
2943 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
2944 * cgraph.h (cgraph_node): Add inline_decl.
2945 (cgraph_insert_node_to_hashtable): Declare.
2946 (save_inline_function_body): Declare.
2947 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
2949 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
2950 (cgraph_function_versioning): Update call of tree_function_versioning.
2951 (save_inline_function_body): New function.
2952 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
2953 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
2954 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
2955 (cgraph_default_inline_p): Likewise.
2956 (cgraph_decide_inlining_incrementally): Likewise.
2957 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
2958 (copy_bb): Kill saving; do updating of clones.
2959 (copy_cfg_body): Kill saving.
2960 (initialize_inlined-parameters): Likewise.
2961 (expand_call_inline): Likewise.
2963 (tree_function_versioning): New parameter "update_clones".
2964 (inlining_p): Kill saving.
2965 * tree-inline.h (tree_function_versioning): Update prototype.
2966 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
2969 2006-01-11 Ian Lance Taylor <ian@airs.com>
2971 * combine.c (struct undo): Remove is_int. Enumify types of undos.
2972 Allow undoing set of machine mode.
2973 (do_SUBST): Use enums instead of is_int.
2974 (do_SUBST_MODE): New function.
2975 (SUBST_MODE): New macro.
2976 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2977 reg and trying to replace reg_regno_rtx with a new register.
2978 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2979 (simplify_set): Use SUBST_MODE.
2980 (distribute_notes): Remove code that tried to update reg notes
2981 for regno_reg_rtx changes.
2983 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2985 PR tree-optimization/23109
2986 PR tree-optimization/23948
2987 PR tree-optimization/24123
2989 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2990 * tree-cfg.c (single_noncomplex_succ): New.
2991 * tree-flow.h (single_noncomplex_succ): Declare it.
2992 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2993 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2994 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2995 insert_bb, register_division_in, insert_reciprocals,
2996 replace_reciprocal, free_bb): New.
2997 (execute_cse_reciprocals_1): Rewritten.
2998 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2999 Do not commit any edge insertion. Always compute dominators and
3000 create the allocation pool.
3001 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3002 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3003 * targhooks.c (default_min_divistions_for_recip_mul): New.
3004 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3005 * passes.c (init_optimization_passes): Run recip after tree loop
3007 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3009 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3010 Kenneth Zadeck <zadeck@naturalbridge.com>
3012 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3013 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3014 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3015 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3016 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3017 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3018 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3019 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3020 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3021 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3022 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3023 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3024 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3025 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3026 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3027 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3028 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3029 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3030 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3031 DF_SCAN_POST_ALLOC): New macros.
3032 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3033 df_free_bb_function, df_local_compute_function, df_init_function,
3034 df_dataflow_function, df_confluence_function_0,
3035 df_confluence_function_n, df_transfer_function,
3036 df_finalizer_function, df_free_function, df_dump_problem_function,
3037 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3038 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3039 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3040 df_urec_bb_info, ) New types.
3041 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3043 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3044 df_analyze_simple_change_some_blocks,
3045 df_analyze_simple_change_one_block, df_compact_blocks,
3046 df_bb_replace, df_bb_regno_last_use_find,
3047 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3048 df_insn_regno_def_p, df_find_def, df_find_use,
3049 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3050 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3051 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3052 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3053 debug_df_chain, df_get_dependent_problem, df_chain_create,
3054 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3055 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3056 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3057 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3058 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3059 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3060 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3061 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3062 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3063 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3064 df_reorganize_refs, df_set_state, df_hard_reg_init,
3065 df_read_modify_subreg_p) New public functions.
3066 * df-core.c: The core dataflow solver and glue routines for rtl
3068 (df_init, df_add_problem, df_set_blocks, df_finish,
3069 df_hybrid_search_forward, df_hybrid_search_backward,
3070 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3071 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3072 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3073 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3074 df_reg_defined, df_find_use, df_reg_used, df_dump,
3075 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3076 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3077 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3078 debug_df_useno, reset_df_after_reload): New functions.
3079 * df-scan.c: The scanning fuctions, once in df.c, completely
3080 rewritten so that they now fully model the functionality of
3081 register usage at the backend.
3082 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3083 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3084 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3085 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3086 df_get_artificial_defs, df_get_artificial_uses,
3087 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3088 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3089 df_refs_delete, df_reorganize_refs, df_set_state,
3090 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3091 df_def_record_1, df_defs_record, df_uses_record,
3092 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3093 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3094 df_record_exit_block_uses, df_hard_reg_init): New functions.
3096 * df-problems.c: Seven concrete dataflow problems that use the
3097 scanning in df-scan.c and are solved by the engine in df-core.c.
3098 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3099 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3100 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3101 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3102 df_ru_free_bb_info, df_ru_alloc,
3103 df_ru_bb_local_compute_process_def,
3104 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3105 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3106 df_ru_transfer_function, df_ru_free, df_ru_dump,
3107 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3108 df_rd_free_bb_info, df_rd_alloc,
3109 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3110 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3111 df_rd_transfer_function, df_rd_free, df_rd_dump,
3112 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3113 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3114 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3115 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3116 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3117 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3118 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3119 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3120 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3121 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3122 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3123 df_urec_mark_reg_use_for_earlyclobber,
3124 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3125 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3126 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3127 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3128 df_chain_create_bb_process_use, df_chain_create_bb,
3129 df_chain_finalize, df_chain_free, df_chains_dump,
3130 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3131 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3132 df_reg_lifetime): New functions.
3133 * df.c: Deleted file.
3134 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3135 consistent with new df api.
3136 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3137 rest_of_handle_sms): Ditto.
3138 * web.c (unionfind_union, union_defs, entry_register, web_main):
3140 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3141 invariant_expr_equal_p, find_defs, check_dependencies,
3142 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3143 free_inv_motion_data, move_loop_invariants): Ditto.
3144 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3145 Update dependencies.
3146 (odf.c): Added defective entry that was deleted later in day.
3147 * sched-deps.c (sched_analyze_1): Ditto.
3149 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3151 * tree-ssa-operands.c (get_expr_operands): Record addressable
3152 variables directly. Do not call add_stmt_operands for CONST_DECLs
3154 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3155 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3157 2006-01-11 Ben Elliston <bje@au.ibm.com>
3159 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3160 function returns true in the positive case.
3162 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3165 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3166 for SI, DI, SF and DF modes. Add alternatives to copy between
3167 general and floating point registers to the 32-bit patterns.
3168 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3169 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3170 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3171 generating 64-bit code.
3172 * config/pa/pa.c (output_move_double): Handle copies between general
3173 and floating registers.
3175 2006-01-10 Stuart Hastings <stuart@apple.com>
3177 * config/i386/i386.md (set_got): Update.
3178 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3179 (builtin_setjmp_receiver): Mach-O support.
3180 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3181 (GOT_SYMBOL_NAME): Define.
3182 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3183 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3184 * config/i386/i386.c (override_options): Revise for Darwin.
3185 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3186 support. (darwin_x86_file_end): New. (output_set_got): Add label
3187 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3188 * config/i386/i386-protos.h (output_set_got): Likewise.
3189 * config/darwin.c (machopic_legitimize_pic_address): Update
3192 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3194 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3195 when MODE isn't BLKmode.
3197 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3199 PR rtl-optimization/25367
3200 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3202 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3205 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3206 for a negative bound.
3208 2006-01-10 Richard Guenther <rguenther@suse.de>
3210 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3211 Never override with anything constraint.
3213 2006-01-10 Jan Beulich <jbeulich@novell.com>
3215 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3216 256 bits when optimize_size.
3218 2006-01-10 Jan Beulich <jbeulich@novell.com>
3220 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3222 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3223 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3226 2006-01-10 Ben Elliston <bje@au.ibm.com>
3228 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3230 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3231 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3232 (USE_FP_FOR_ARG): Reject decimal float modes.
3233 (function_arg_advance): Likewise.
3234 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3235 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3236 point types in AltiVec vectors.
3237 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3238 (rs6000_libcall_value): Likewise.
3240 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3242 * config/xtensa/ieee754-df.S: New file.
3243 * config/xtensa/ieee754-sf.S: New file.
3244 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3245 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3246 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3248 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3250 * config/sh/predicates.md (binary_float_operator,
3251 binary_logical_operator, commutative_float_operator,
3252 equality_comparison_operator, greater_comparison_operator,
3253 less_comparison_operator, logical_operator,
3254 noncommutative_float_operator, shift_operator,
3255 symbol_ref_operand, unary_float_operator): Remove redundant
3258 2006-01-09 Jeff Law <law@redhat.com>
3260 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3261 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3262 now unused arguments. Callers updated.
3263 (eliminate_redundant_computations): Remove now unused arguments,
3265 (local_fold): Remove, no longer used.
3266 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3268 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3269 (simplify_cond): New function.
3270 (forward_propagate_into_cond): Call simplify_cond.
3272 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3274 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3275 (*vec_extractv2di_1_sse): New.
3277 2006-01-09 Ben Elliston <bje@au.ibm.com>
3279 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3281 2006-01-08 Richard Guenther <rguenther@suse.de>
3283 * tree-ssa-structalias.c (get_constraint_for): Remove
3285 (get_constraint_for_component_ref): Likewise.
3286 (do_deref): Likewise.
3287 (get_constraint_for): Likewise.
3288 (do_structure_copy): Likewise.
3289 (handle_ptr_arith): Likewise.
3290 (find_func_aliases): Likewise. Remove unused need_anyoffset
3293 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3294 Kaz Kojima <kkojima@gcc.gnu.org>
3296 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3297 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3298 (EXTRA_CONSTRAINT_C16): Remove.
3299 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3300 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3301 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3302 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3303 constants of SHmedia. Handle nested constant expressions of
3305 (andcosts): Fix the costs for SHmedia constants.
3306 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3307 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3308 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3309 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3310 (movv4hi_i, movv2si_i): Likewise.
3311 (movsi_const): Adjust the second operand of ior so to match with
3313 (movdi_const, movdi_const_32bit): Likewise.
3314 (movdi_const_16bit+1): Don't sign-extend LOW.
3315 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3317 (*double_shori): Fix the split condition. Use GEN_INT instead
3318 of get_int_mode calls. Mask lower 16-bit of the argument of
3320 (sym2GOTPLT): Remove.
3321 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3323 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3324 instead of EXTRA_CONSTRAINT_C16.
3326 2006-01-07 Ian Lance Taylor <ian@airs.com>
3327 David Edelsohn <edelsohn@gnu.org>
3329 PR rtl-optimization/25662
3330 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3331 for constant operands instead of simplify_gen_binary.
3332 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3333 after trying simplify_binary_operation
3335 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3337 * tree.c (iterative_hash_expr): Hash decls based on UID.
3339 2006-01-06 Eric Christopher <echristo@apple.com>
3341 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3342 (TARGET_UNWIND_EMIT): Fix spelling.
3343 * target.h (gcc_target): Add except_table_label.
3344 * except.c (output_function_exception_table): Use.
3345 * varasm.c (default_emit_except_table_label): New.
3346 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3348 (asm_out): Add here.
3349 * output.h (default_emit_except_table_label): Prototype.
3350 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3351 * config/darwin.c (darwin_emit_except_table_label): Define.
3352 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3354 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3356 PR tree-optimization/18527
3357 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3358 number_of_iterations_special, number_of_iterations_exit):
3359 Move base and step of an iv to a single structure. Add
3360 no_overflow flag, and use it in # of iterations analysis.
3361 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3362 folded_casts argument.
3363 (simple_iv): Pass base and step in a structure. Set no_overflow
3365 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3366 Evaluate expensiveness of computing # of iterations instead of
3367 the final expression.
3368 * tree-scalar-evolution.h (affine_iv): New structure.
3369 (simple_iv): Declaration changed.
3370 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3371 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3372 find_givs_in_stmt): Changed due to simple_iv change.
3374 2006-01-06 Jeff Law <law@redhat.com>
3377 * tree-cfg.c (bsi_replace): Rename final argument from
3378 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3379 change (stmt -> orig_stmt).
3380 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3381 (bsi_remove): Add new argument. Remove EH information
3383 (verify_eh_throw_table_statements): New function.
3384 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3386 * tree-optimize.c (execute_free_cfg_annotations): Verify
3387 the EH throw statement table after removing annotations.
3388 * except.h (verify_eh_throw_table_statements): Prototype.
3389 * tree-flow.h (bsi_remove): Update prototype.
3390 * tree-vrp.c (remove_range_assertions): Add new argument to
3392 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3393 * tree-complex.c (expand_complex_div_wide): Likewise.
3394 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3395 * tree-tailcall.c (eliminate_tailcall): Likewise.
3396 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3397 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3398 * tree-nrv.c (tree_nrv): Likewise.
3399 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3400 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3401 (combine_blocks): Likewise.
3402 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3403 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3404 (cleanup_control_flow): Likewise.
3405 (remove_forwarder_block): Likewise.
3406 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3407 * tree-sra.c (sra_replace): Likewise.
3408 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3409 (forward_propagate_single_use_vars): Likewise.
3410 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3411 * tree-inline.c (expand_call_inline): Likewise.
3412 * tree-vect-transform.c (vect_transform_loop): Likewise.
3413 * tree-outof-ssa.c (rewrite_trees): Likewise.
3414 * tree-cfg.c (make_goto_expr_edges): Likewise.
3415 (cleanup_dead_labels): Likewise.
3416 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3417 (bsi_move_before, bsi_move_after): Likewise.
3418 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3419 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3421 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3424 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3426 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3427 on non gimple variables. Also add checks at the top for decls and
3429 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3431 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3432 and IMAGPART_EXPR for creating MUST_DEFs.
3433 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3434 and NAME_MEMORY_TAG separately from the DECLs.
3436 2006-01-06 Richard Guenther <rguenther@suse.de>
3438 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3439 annotation, if necessary.
3440 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3441 redundant calls to update_stmt.
3442 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3445 2006-01-05 Richard Henderson <rth@redhat.com>
3447 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3449 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3451 * c-typeck.c: Update copyright date.
3453 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3455 * c-typeck.c (build_c_cast): Always warn when casting
3456 from a pointer to an integer of different size, even if
3457 the node was constant.
3459 2006-01-05 Richard Guenther <rguenther@suse.de>
3461 PR tree-optimization/22555
3462 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3463 if one structure field is an array.
3464 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3465 operands even if we found a subvar, but ignore VOPs in this
3467 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3469 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3471 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3474 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3476 2006-01-05 Richard Guenther <rguenther@suse.de>
3477 Diego Novillo <dnovillo@redhat.com>
3479 * tree-pass.h (TODO_remove_unused_locals): Define.
3480 * gimple-low.c (expand_var_p, remove_useless_vars,
3481 pass_remove_useless_vars): Remove. Update all users.
3482 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3483 (remove_unused_locals): New function.
3484 * tree-flow.h (remove_unused_locals): Declare.
3485 * passes.c (execute_todo): Call remove_unused_locals if
3486 TODO_remove_unused_locals is set.
3487 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3488 * tree-ssa-dce.c (pass_dce): Likewise.
3489 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3491 2006-01-05 Richard Guenther <rguenther@suse.de>
3493 * tree-flow.h (struct fieldoff): Decompose field to
3494 type, size and decl.
3495 * tree-ssa-alias.c (create_sft): Take type as parameter.
3496 (create_overlap_variables_for): Store type, size and decl
3497 in the fieldoff structure.
3498 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3500 (push_fields_onto_fieldstack): Likewise.
3501 (create_variable_info_for): Likewise. Use offset for the
3502 SFT name if the decl is not available.
3504 2006-01-04 Paul Brook <paul@codesourcery.com>
3506 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3508 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3510 * lambda-code.c (can_put_in_inner_loop): Relax
3512 (can_put_after_inner_loop): New function.
3513 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3514 (perfect_nestify): Change to make copies and modify uses.
3516 2006-01-04 Richard Henderson <rth@redhat.com>
3518 Merge from gomp branch:
3519 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3520 via integer constant.
3521 (pragma_lex): Remove.
3522 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3523 rather than parsing it.
3524 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3525 handle_pragma_extern_prefix): Add %< %> quotes.
3526 (registered_pragmas): New.
3527 (c_register_pragma_1): New.
3528 (c_register_pragma): Use it.
3529 (c_register_pragma_with_expansion): Likewise.
3530 (c_invoke_pragma_handler): New.
3531 (init_pragma): Use cpp_register_deferred_pragma directly for
3533 * c-pragma.h (enum pragma_kind): New.
3534 (pragma_handler): New.
3535 (c_invoke_pragma_handler): Declare.
3536 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3538 * c-common.h (c_common_pch_pragma): Update decl.
3539 * Makefile.in (c-parser.o): Update dependencies.
3540 (GTFILES): Add c-pragma.h.
3541 * c-parser.c (struct c_token): Add pragma_kind.
3542 (struct c_parser): Add in_pragma.
3543 (c_lex_one_token): Always initialize keyword and pragma_kind.
3544 Extract data for CPP_PRAGMA.
3545 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3546 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3547 Don't allow CPP_PRAGMA_EOL if in_pragma.
3548 (c_parser_consume_pragma): New.
3549 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3550 (c_parser_skip_to_end_of_parameter): Likewise.
3551 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3552 (c_parser_skip_to_pragma_eol): New.
3553 (c_parser_external_declaration): Handle CPP_PRAGMA.
3554 (c_parser_compound_statement_nostart): Likewise.
3555 (c_parser_statement_after_labels): Likewise.
3556 (c_parser_pragma): New.
3557 (pragma_lex): Likewise.
3558 (c_parser_pragma_pch_preprocess): New.
3559 (c_parser_new): Merge into ...
3560 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3562 2006-01-04 Jeff Law <law@redhat.com>
3565 * tree-cfg.c (bsi_replace): Remove the original statement
3566 from the EH throw statement table.
3568 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3570 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3571 make the prototype extern "C" and add throw ().
3574 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3575 and pos non-negative and pos + len <= 32.
3576 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3577 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3578 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3581 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3582 as well as sizes not multiple of component size.
3585 * function.c (instantiate_expr): New function.
3586 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3587 walk its DECL_VALUE_EXPR with instantiate_expr.
3589 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3590 DW_OP_deref{,_size} if address isn't going to be added.
3592 2006-01-04 Ben Elliston <bje@au.ibm.com>
3594 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3595 * config/fp-bit.c: Likewise.
3597 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3599 * dominance.c: Add comment about why we use DFS numbering
3602 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3603 Richard Henderson <rth@redhat.com>
3605 Merge from gomp-branch:
3606 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3607 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3609 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3611 PR rtl-optimization/25578
3612 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3613 pass a parameter to simplify_shift_const if changing ASHIFTRT
3616 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3618 * builtins.c (get_builtin_sync_mem): New function.
3619 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3620 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3621 Call get_builtin_sync_mem to generate mem rtx.
3623 2006-01-03 Richard Guenther <rguenther@suse.de>
3626 * stmt.c (add_case_node): Make sure to clear overflow flags
3629 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3631 Merge from gomp-branch.
3632 * config/sparc/sync.md: New file.
3633 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3634 UNSPECV_LDSTUB): New constants.
3635 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3636 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3637 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3640 2006-01-03 Roger Sayle <roger@eyesopen.com>
3642 * combine.c (reg_subword_p): New predicate to test whether the
3643 destination of a set refers to a subword/piece of a register.
3644 (try_combine): Generalize the code to merge the setting of a
3645 pseudo to a constant followed by a set of a subword of that
3646 register to a constant.
3648 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3650 * basic-block.h (control_flow_graph): Change the type of
3651 x_label_to_block_map to VEC(basic_block,gc) *.
3652 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3653 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3655 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3656 VEC(basic_block,heap) *.
3657 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3658 ssa_prop_fini): Adjust the uses of cfg_blocks.
3660 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3662 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3664 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3665 hashing trees instead of a pointer hash.
3666 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3667 compare for MEM_EXPR.
3669 PR rtl-optimization/25130
3670 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3671 when comparing MEMs for GCSE
3673 2006-01-03 Ben Elliston <bje@au.ibm.com>
3675 * targhooks.h (default_decimal_float_supported_p): Declare.
3676 * targhooks.c (default_decimal_float_supported_p): Define.
3677 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3678 `default_decimal_float_supported_p'.
3679 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3681 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3683 * combine.c (apply_distributive_law <SUBREG>): Check
3684 TRULY_NOOP_TRUNCATION.
3686 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3688 * dwarf2out.c (have_switched_text_section): Delete.
3689 (have_multiple_function_sections): New.
3690 (have_location_lists): Make 'bool'.
3691 (add_AT_loc_list): Use 'true' not '1'.
3692 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3693 (output_loc_list): Use have_multiple_function_sections.
3694 (output_ranges): Likewise.
3695 (dwarf2out_begin_function): Set have_multiple_function_sections if
3697 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3698 Check function_section rather than DECL_SECTION_NAME.
3699 (dwarf2out_finish): Use have_multiple_function_sections.
3700 Don't clear have_location_lists.
3702 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3703 Jan Hubicka <jh@suse.cz>
3705 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3706 case of conditional jump jumping to the next instruction.
3707 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3708 cases of conditional jump jumping to the next instruction.
3710 2006-01-02 Jan Hubicka <jh@suse.cz>
3712 * i386.c (*_cost): Add COSTS_N_INSNS.
3713 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3715 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3718 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3720 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3722 * config/arm/arm.c (all_fpus): Fix comment typo.
3723 * config/darwin.c: Likewise.
3724 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3725 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3726 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3728 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3730 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3731 (rs6000_split_compare_and_swapqhi): New.
3732 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3733 (sync_compare_and_swapqhi_internal): New.
3734 * config/rs6000/rs6000-protos.h: Declare.