1 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
5 Use the corrected index for the character
6 out of the string constant.
8 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10 * mode-switching.c (optimize_mode_switching): Fix size
11 allocated for bb_info[n_entities].
13 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
15 * gcc.c (main): Correct type that is allocated for
18 2006-01-31 Jakub Jelinek <jakub@redhat.com>
20 * config/s390/s390.c (init_alignment_context): Set
21 ALIAS_SET_MEMORY_BARRIER on the MEM.
22 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
24 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
27 * loop-unroll.c (unroll_loop_runtime_iterations): Free
29 * tree-ssa-live.c (type_var_init): Allocate bitmap after
32 2006-01-31 Marcin Dalecki <martin@dalecki.de>
34 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
36 * tree-ssa-loop-im.c: Ditto.
38 * tree-complex.c: Ditto.
40 * tree-ssa-threadupdate.c: Ditto.
42 * java/class.c: Ditto.
43 * java/jcf-parse.c: Ditto.
44 * java/resource.c: Ditto.
45 * java/except.c: Ditto.
46 * java/jvspec.c: Ditto.
47 * java/jcf-write.c: Ditto.
48 * java/jcf-path.c: Ditto.
49 * java/gjavah.c: Ditto.
50 * java/zextract.c: Ditto.
51 * java/jcf-io.c: Ditto.
53 * java/buffer.c: Ditto.
55 * java/parse-scan.y: Ditto.
58 * cfgloopmanip.c: Ditto.
59 * postreload-gcse.c: Ditto.
60 * tree-ssa-loop-manip.c: Ditto.
61 * postreload.c: Ditto.
62 * tree-ssa-loop-ch.c: Ditto.
66 * diagnostic.c: Ditto.
71 * cfgloopanal.c: Ditto.
72 * objc/objc-act.c: Ditto.
74 * genextract.c: Ditto.
75 * genautomata.c: Ditto.
76 * pretty-print.c: Ditto.
78 * cgraphunit.c: Ditto.
81 * haifa-sched.c: Ditto.
84 * tree-ssa-loop-ivopts.c: Ditto.
86 * mode-switching.c: Ditto.
87 * modulo-sched.c: Ditto.
89 * ipa-pure-const.c: Ditto.
91 * fix-header.c: Ditto.
93 * tree-stdarg.c: Ditto.
96 * ipa-inline.c: Ditto.
99 * alloc-pool.c: Ditto.
100 * dwarf2out.c: Ditto.
102 * genattrtab.c: Ditto.
103 * tree-ssa-loop-ivcanon.c: Ditto.
107 * fortran/gfortranspec.c: Ditto.
109 * local-alloc.c: Ditto.
110 * langhooks.c: Ditto.
112 * tree-vectorizer.c: Ditto.
114 * ipa-type-escape.c: Ditto.
116 * tree-if-conv.c: Ditto.
119 * tree-data-ref.c: Ditto.
120 * loop-unroll.c: Ditto.
121 * treelang/treetree.c: Ditto.
124 * ggc-common.c: Ditto.
128 * tree-cfgcleanup.c: Ditto.
129 * tree-ssa-pre.c: Ditto.
130 * cfgcleanup.c: Ditto.
131 * loop-invariant.c: Ditto.
134 * print-tree.c: Ditto.
137 * sched-deps.c: Ditto.
139 * tree-object-size.c: Ditto.
141 * bb-reorder.c: Ditto.
143 * var-tracking.c: Ditto.
145 * df-problems.c: Ditto.
146 * reg-stack.c: Ditto.
149 * sched-rgn.c: Ditto.
150 * tree-ssa-structalias.c: Ditto.
151 * tree-ssa-reassoc.c: Ditto.
152 * config/darwin-c.c: Ditto.
153 * config/darwin.c: Ditto.
154 * config/arm/arm.c: Ditto.
159 2006-01-31 Nicolas Pitre <nico@cam.org>
161 * arm.md (smaxsi3): Make aware of smax_m1.
164 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
166 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
168 2006-01-31 Richard Guenther <rguenther@suse.de>
170 * doc/invoke.texi (-msselibm): Document.
171 * target.h (expand_library_builtin): New target hook.
172 * builtins.c (expand_builtin): Use expand_library_builtin.
173 (default_expand_library_builtin): New function.
174 * gcc.c (LINK_GCC_MATH_SPEC): Define.
175 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
176 (link_gcc_math_spec): Declare.
177 (static_specs): Add link_gcc_math_spec.
178 * expr.h (default_expand_library_builtin): Declare.
179 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
180 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
181 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
182 * config/i386/i386.opt (msselibm): New target option.
183 * config/i386/i386.c (ix86_builtin_function_variants): New array.
184 (ix86_init_sse_abi_builtins): New function.
185 (ix86_expand_library_builtin): Likewise.
186 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
187 (override_options): Handle error conditions wrt -msselibm.
188 (ix86_builtins): Add function codes for SSE2 ABI builtins.
189 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
190 * doc/extend.texi (__builtin_sse2_*): Document new target specific
193 2006-01-31 Richard Guenther <rguenther@suse.de>
194 Paolo Bonzini <bonzini@gnu.org>
196 * doc/install.texi (--disable-libgcc-math): Document.
198 2006-01-30 Marcin Dalecki <martin@dalecki.de>
200 * expr.h (expand_normal): new inline function.
201 * builtins.c: use it, use EXPAND_NORMAL explicitely.
203 * dwarf2out.c: use it.
208 * config/sparc/sparc.c: use it.
209 * config/i386/i386.c: use it.
210 * config/rs6000/rs6000.c: use it.
211 * config/arm/arm.c: use it.
212 * config/mips/mips.c: use it.
213 * stmt.c: use it, use EXPAND_NORMAL explicitely.
215 2006-01-30 Roger Sayle <roger@eyesopen.com>
217 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
218 argv to the appropriate type.
220 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
222 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
225 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
228 * config/s390/s390.c (struct machine_function): New flag
229 decomposed_literal_pool_addresses_ok_p.
230 (s390_reorg): Set it before final stage of literal pool transforms.
231 (s390_decompose_address): Only accept displacements of the form
232 (minus (label_ref ...) (label_ref ...)) if that flag is set.
234 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
236 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
237 the comparison routine return.
239 2006-01-30 Michael Matz <matz@suse.de>
241 * global.c (find_reg): Only evict for global regs.
242 Take n_refs into account and dump more info.
244 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
247 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
248 (pragma_trap, pragma_nosave_low_regs): Likewise.
249 (current_function_anonymous_args): Likewise.
250 (sh_deferred_function_attributes): New variable.
251 (sh_deferred_function_attributes_tail): Likewise.
252 (print_operand): For '@', look up trap_exit attribute.
253 (calc_live_regs): Look up trapa_handler attribute. For trapa
254 handlers, save/restore fpscr, but don't do any other
255 interrupt-specific saves.
256 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
257 Fix check for partially saved registers to check for SHmedia.
258 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
259 (sh_output_function_epilogue): Don't clear any of the removed
261 (sh_insert_attributes): Don't check pragma_interrupt.
262 Insert deferred attributes. Check that interrupt attribute is
263 present for other attributes that require its presence.
264 (sh_attribute_table): Add new attributes trapa_handler and
266 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
267 Don't check for pragma_interrupt. Don't store argument.
268 * sh.h (pragma_interrupt, sp_switch): Don't declare.
269 (sh_deferred_function_attributes): Declare.
270 (sh_deferred_function_attributes_tail): Likewise.
271 * sh.md (sp_switch_1): Add operand. Change generator caller.
272 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
273 (*return_i): Don't use when trap_exit attribute is in effect.
274 (*return_trapa): New insn pattern.
276 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
277 setting c_target_objs and cxx_target_objs.
278 * t-sh: Add rule for sh-c.o.
280 2006-01-30 Richard Guenther <rguenther@suse.de>
283 * gimplify.c (gimplify_target_expr): Handle easy cases
284 without creating a temporary.
286 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
288 * vec.h (safe_grow): Remove duplicated line.
290 2006-01-29 Diego Novillo <dnovillo@redhat.com>
293 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
294 (expand_omp): ... here.
295 (expand_omp_parallel): Only remove barriers for combined
296 parallel+workshare constructs.
298 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
302 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
303 * tree.c (build_qualified_type): Chain the new type to the original
304 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
305 a POINTER_TYPE or a REFERENCE_TYPE respectively.
306 (build_pointer_type_for_mode): Only return unqualified types.
307 (build_reference_type_for_mode): Likewise.
309 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
311 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
312 * Makefile.in (CXX_COMPAT_WARN): Define.
313 * configure: Regenerate.
315 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
318 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
321 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
323 * toplev.c: Fix thinko.
325 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
326 Marcin Dalecki <martin@dalecki.de>
328 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
329 (push_srcloc): Use XNEW.
330 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
332 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
334 * df-core.c (df_set_blocks): Deleted all variable.
336 2006-01-28 Ian Lance Taylor <ian@airs.com>
338 * cgraphunit.c (cgraph_assemble_pending_functions): Call
339 cgraph_output_pending_asms.
341 2006-01-28 Zack Weinberg <zackw@panix.com>
343 * c.opt: Add -W(no-)overlength-strings.
344 * doc/invoke.texi: Document it.
345 * c-opts.c (c_common_handle_option): -pedantic implies
346 -Woverlength-strings, if not explicitly disabled already.
347 (c_common_post_options): -Woverlength-strings defaults to off, and
348 is always off for C++.
349 * c-common.c (fix_string_type): Issue warning about strings longer
350 than is portable only if warn_overlength_strings. Rearrange code
351 a little for clarity.
352 * configure.in: Check for -Wno-overlength-strings as well before
353 enabling -pedantic in stage 1.
354 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
355 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
357 * genconditions.c (write_header, write_one_condition)
358 (write_conditions, write_writer): Consolidate very long strings
359 that were broken up to fit in C89 portable limit. Don't use
360 printf when fputs will do.
362 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
364 * combine.c (simplify_comparison <AND>): Check
365 TRULY_NOOP_TRUNCATION before start using a subreg.
367 * config/mips/mips.md (*branch_zero<mode>,
368 *branch_zero<mode>_inverted, *branch_equality<mode>,
369 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
370 Remove mode check from comparisons.
372 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
374 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
376 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
378 * expmed.c (const_mult_add_overflow_p): Remove.
379 * expr.h: Remove the prototype for const_mult_add_overflow_p.
381 * recog.c (validate_replace_rtx_subexp): Remove.
382 * recog.h: Remove the prototype for
383 validate_replace_rtx_subexp.
385 * integrate.h: Remove the prototype for
386 copy_decl_for_inlining.
387 * rtl.h: Remove the prototype for mark_constant_function.
388 * tree-vectorizer.h: Remove the prototype for
389 vect_strip_conversion.
391 * modulo-sched.c (create_partial_schedule,
392 free_partial_schedule, reset_partial_schedule): Make them
395 * hooks.c (hook_bool_rtx_int_false): Remove.
396 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
398 2006-01-28 David Edelsohn <edelsohn@gnu.org>
400 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
401 and -mlong-double-128 are incompatible.
402 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
403 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
404 (TARGET_LIBGCC2_CFLAGS): Define.
405 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
406 (TARGET_LIBGCC2_CFLAGS): Same.
407 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
409 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
412 * c-typeck.c (build_binary_op): Perform implicit casts of
413 operands before shortening them.
415 * cfgloopmanip.c (split_loop_bb): Remove.
416 * cfgloop.h: Remove the prototype for split_loop_bb.
418 * cfgloop.c (flow_loop_outside_edge_p): Remove.
419 * cfgloop.h: Remove the prototype for
420 flow_loop_outside_edge_p.
422 * emit-rtl.c (init_virtual_regs): Make it static.
423 * function.h: Remove the prototype for init_virtual_regs.
425 * recog.c (peephole2_optimize): Make it static.
426 * recog.h: Remove the prototype for peephole2_optimize.
428 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
430 * df-scan.c (df_record_entry_block_defs): Check if
431 INCOMING_RETURN_ADDR_RTX is defined.
433 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
434 Kenneth Zadeck <zadeck@naturalbridge.com>
436 PR rtl-optimization/24762
437 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
438 * targhooks.c (hook_void_bitmap): New hook prototype.
439 * targhoohs.h (hook_void_bitmap): Ditto.
440 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
441 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
442 * target.h (live_on_entry): New function pointer.
443 * df-scan.c (df_all_hard_regs): Removed.
444 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
445 (df_scan_free_internal): Added df->entry_block_defs.
446 (df_scan_alloc): Ditto.
447 (df_scan_dump): Ditto.
448 (df_uses_record): Plumbed flag field properly thru calls.
449 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
450 This part fixes PR24762.
451 (df_bb_refs_record): Added code to make the frame and arg
452 pointers live in EH blocks.
453 (df_refs_record): Added call to df_record_entry_block_defs.
454 (df_record_entry_block_defs): New function.
455 * df-core.c: Added comments to describe new artifical defs.
456 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
457 (entry_block_defs): New field in struct df.
458 (df_all_hard_regs): Deleted.
459 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
460 * df-problems.c (df_ru_bb_local_compute_process_def):
461 Added code to handle artifical defs in the entry to a function.
462 (df_ru_bb_local_compute): Ditto.
463 (df_rd_bb_local_compute_process_def): Ditto.
464 (df_rd_bb_local_compute): Ditto.
465 (df_lr_bb_local_compute): Ditto.
466 (df_ur_bb_local_compute): Ditto.
467 (df_urec_bb_local_compute): Ditto.
468 (df_chain_create_bb): Ditto.
469 (df_ur_local_finalize): Removed entry.
470 (df_urec_init): Ditto.
471 (df_urec_local_finalize): Ditto.
472 (df_ri_bb_compute): Added detection of last use of pseudos.
473 * Makefile.in (df-scan.o): Updated dependencies.
474 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
475 * config/mips/mips.c (mips_set_live_on_entry): Added.
476 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
478 * dce.c (marked_insn_p): Added code to handle artifical defs.
480 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
482 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
484 (_mm_cvtsi128_si64): Likewise.
485 (_mm_cvtsd_si64): Likewise.
486 (_mm_cvttsd_si64): Likewise.
487 (_mm_cvtsi64_sd): Likewise.
488 (_mm_cvtsi64_si128): Likewise.
489 * config/i386/mmintrin.h (_m_from_int64): Likewise.
490 (_mm_cvtsi64_m64): Likewise.
491 (_m_to_int64): Likewise.
492 (_mm_cvtm64_si64): Likewise.
493 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
494 (_mm_cvttss_si64): Likewise.
495 (_mm_cvtsi64_ss): Likewise.
496 (_mm_cvtss_f32): Likewise.
498 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
500 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
501 for pragma redefine_extname.
503 2006-01-27 Jakub Jelinek <jakub@redhat.com>
506 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
507 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
508 -mno-minimal-toc to previous content.
509 (bispecs): Remove goal.
510 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
511 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
512 compatibility aliases on powerpc-*-*gnu*.
513 * config/rs6000/libgcc-ppc-glibc.ver: New file.
514 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
515 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
516 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
517 (ldblspecs): New goal.
518 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
519 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
521 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
522 L_sf_to_tf or L_df_to_tf is defined.
524 2006-01-27 David Edelsohn <edelsohn@gnu.org>
525 Alan Modra <amodra@bigpond.net.au>
528 * config/rs6000/linux.h (POWERPC_LINUX): Define.
529 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
530 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
531 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
532 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
533 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
534 (rs6000_override_options): Initialize rs6000_ieeequad.
535 Initialize TFmode format to ibm_extended_format if not
537 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
539 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
540 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
541 (function_arg_advance): IBM long double passed in two FPRs, not
543 (function_arg): IBM long double passed in FPRs.
544 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
545 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
546 Only multireg GPR aligned.
547 (rs6000_init_libfuncs): Enable IBM long double functions if not
549 (rs6000_generate_compare): Use IBM long double compare if not
551 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
552 (TARGET_IEEEQUAD): Define.
553 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
555 * config/rs6000/rs6000.md: Enable TFmode patterns if
557 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
558 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
559 and -mlong-double-128 are incompatible.
560 * doc/invoke.texi (-mabi): Collect options together. Add
561 ibmlongdouble and ieeelongdouble.
563 2006-01-27 Richard Sandiford <richard@codesourcery.com>
565 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
567 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
568 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
569 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
570 * rtl.h (rtunion_def): Remove rt_ptr.
572 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
573 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
574 * config/i386/winnt.c (i386_pe_mark_dllexport)
575 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
577 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
579 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
581 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
585 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
586 pthread_key_delete. From John David Anglin. gthrw-ify
587 pthread_getunique_np only if it it's not a macro. Delete
589 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
590 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
591 __gthread_objc_condition_signal, __gthread_key_delete): Add
592 "__attribute__ ((__unused__))" to unused arguments.
593 (__gthread_recursive_mutex_init_function): Add missing return.
594 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
595 gthr-posix95.h: Use macro-based approach for name redirection
596 on targets missing weakref.
598 2006-01-26 Zack Weinberg <zackw@panix.com>
600 * genconditions.c (write_header): In generated code, #ifdef out
601 all includes and fake declarations, except includes of bconfig.h
602 and system.h, unless GCC_VERSION >= 3001. Do not include
603 gensupport.h in any case.
604 (write_conditions): Generate a definition of struct c_test. Add
605 a comment to the generated #endif.
606 (write_one_condition): Escape backslashes in string too.
607 (write_writer): Generated code must escape backslashes and quote
608 marks (but not newlines) in the strings it writes.
609 * Makefile.in (build/gencondmd.o): Update dependencies.
611 2006-01-26 Steve Ellcey <sje@cup.hp.com>
614 * Makefile.in (insn-automata.o): Add header file dependencies.
615 * genautomata.c: Add includes.
617 2006-01-26 Steve Ellcey <sje@cup.hp.com>
620 * Makefile.in (insn-automata.o): Add -Wno-error flag.
622 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
624 * configure.ac: Expect target tools paths to be passed from the toplevel
625 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
627 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
629 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
632 * c.opt (Wpointer-sign): Init to -1.
633 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
634 OPT_pedantic, to 0 otherwise.
635 * doc/invoke.texi: Update.
637 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
639 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
640 constants provided by 80387 instructions in the destination mode.
642 2006-01-26 Richard Guenther <rguenther@suse.de>
643 Andrew Pinski <pinskia@physics.uc.edu>
646 partial PR tree-opt/17064
647 * tree-ssa-structalias.c (intra_create_variable_infos):
648 Create heap variables for incoming parameters if
649 flag_argument_noalias > 1.
650 (find_what_p_points_to): Look through default defs of
653 2006-01-26 Jeff Law <law@redhat.com>
656 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
657 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
658 within the VR_RANGE, use the VR_RANGE as the result, not the
660 (adjust_range_with_scev): Reject ranges from SCEV which are out
661 of bounds for the type.
663 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
665 * tree-ssa-alias.c (maybe_create_global_var): Change
666 subvar walking to an assertion that we don't have subvar'd variables.
668 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
671 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
672 Use a new variable, inner. PARM_DECLs are always non-weak.
674 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
676 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
679 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
681 * config/mips/mips.md (*clear_upper32): New combiner pattern.
683 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
685 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
686 (smax_insn, smin_insn, smax_0, smin_0): New.
688 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
691 * config/cris/cris.c (cris_order_for_addsi3): New function.
692 * config/cris/cris-protos.h: Prototype it.
693 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
694 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
695 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
696 (split for "op.S1 [rx=rx+i],ry (swapped)")
697 (split for "op(s|u).S1 [rx=rx+i],ry")
698 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
699 Apply cris_order_for_addsi3 when generating addsi3 insns.
701 2006-01-25 Diego Novillo <dnovillo@redhat.com>
703 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
704 (TREE_BLOCK): Add call to EXPR_CHECK.
706 2006-01-25 Diego Novillo <dnovillo@redhat.com>
709 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
710 * tree-pretty-print.c (dump_omp_clause): Extract from ...
711 (dump_omp_clauses): ... here.
712 (dump_generic_node): Handle OMP_CLAUSE.
713 * tree.c (omp_clause_num_ops): New.
714 (omp_clause_code_name): New.
715 (tree_code_size): Handle OMP_CLAUSE.
716 (tree_size): Likewise.
717 (make_node): Document handling of OMP_CLAUSE.
718 (tree_node_structure): Handle OMP_CLAUSE.
719 (omp_clause_check_failed): New.
720 (omp_clause_range_check_failed): New.
721 (omp_clause_operand_check_failed): New.
722 (build_omp_clause): New.
723 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
724 * tree.h (enum omp_clause_code): Declare.
725 (OMP_CLAUSE_SUBCODE_CHECK): Define.
726 (OMP_CLAUSE_RANGE_CHECK): Define.
727 (OMP_CLAUSE_ELT_CHECK): Define.
728 (omp_clause_check_failed): Declare.
729 (omp_clause_operand_check_failed): Declare.
730 (omp_clause_range_check_failed): Declare.
731 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
732 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
733 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
734 (OMP_CLAUSE_LASTPRIVATE): Likewise.
735 (OMP_CLAUSE_IF_EXPR): Likewise.
736 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
737 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
738 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
739 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
740 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
741 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
742 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
743 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
744 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
745 (OMP_CLAUSE_CODE): Define.
746 (OMP_CLAUSE_SET_CODE): Define.
747 (OMP_CLAUSE_CODE): Define.
748 (OMP_CLAUSE_OPERAND): Define.
749 (struct tree_omp_clause): Declare.
750 (union tree_node): Add field 'omp_clause'.
751 * treestruct.def (TS_OMP_CLAUSE): Define.
752 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
753 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
754 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
755 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
756 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
757 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
758 (OMP_CLAUSE): Define.
759 * print-tree.c (print_node): Handle OMP_CLAUSE.
760 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
761 * c-typeck.c: Likewise.
762 * gimplify.c: Likewise.
764 * tree-nested.c: Likewise.
765 * tree-inline.c: Likewise.
766 * c-parser.c: Likewise.
767 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
770 2006-01-25 Roger Sayle <roger@eyesopen.com>
772 PR rtl-optimization/25703
773 * combine.c (try_combine): Handle zero_extract and strict_low_part
774 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
776 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
778 * global.c: Fix comment typos.
780 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
783 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
784 Use output_addr_const instead of assemble_name.
786 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
788 * Makefile.in (sched-vis.o): Update dependencies.
789 * haifa-sched.c (sched_finish): Clear current_sched_info.
790 * cfg.c (dump_bb_info): New, split from dump_flow_info.
791 (dump_flow_info): Call it.
792 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
794 * basic-block.h (dump_bb_info): Declare.
795 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
796 option, and apply options only for dump files whose TDF_RTL,
797 TDF_TREE, or TDF_IPA bits match.
798 * rtl.h: Declare new functions exported from sched-vis.c.
799 * sched-vis.c: Enable also if scheduling is not used.
800 (print_value): Print the mode of registers if not inside scheduling.
801 (print_insn): Make it work outside the scheduler. Beautify the output
803 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
805 2006-01-25 Richard Sandiford <richard@codesourcery.com>
807 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
808 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
809 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
810 depending on the value of CONSTANT_POOL_ADDRESS_P.
811 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
813 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
814 rather than SYMBOL_REF_DECL.
815 (rtx_constant_pool): Remove const_rtx_sym_htab.
816 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
817 (init_varasm_status): Don't initialize const_rtx_sym_htab.
818 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
819 Remove handling of const_rtx_sym_htab.
820 (find_pool_constant): Delete.
821 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
822 rather than find_pool_constant.
823 (get_pool_constant_for_function): Delete.
824 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
826 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
827 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
828 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
829 (SYMBOL_REF_CONSTANT): New macro.
830 (get_pool_constant_for_function): Delete.
831 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
832 rather than SYMBOL_REF_DECL.
833 (i386_pe_mark_dllimport): Likewise.
834 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
835 rather than SYMBOL_REF_DECL.
836 * config/darwin.c (machopic_indirect_data_reference): Likewise.
837 (machopic_indirect_call_target): Likewise.
839 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
841 * flow.c (delete_noop_moves): Add missing EOL to dump message.
843 2006-01-25 Richard Sandiford <richard@codesourcery.com>
845 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
847 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
849 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
851 2006-01-24 David Daney <ddaney@avtrex.com>
854 * configure.ac (enable_tls): New enable option.
855 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
856 * configure: Regenerate.
857 * doc/install.texi (--enable-tls): Document new option.
858 (--disable-tls): Ditto.
860 2006-01-24 Richard Henderson <rth@redehat.com>
862 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
863 * alias.c (true_dependence): Respect it.
864 (canon_true_dependence, write_dependence_p): Likewise.
865 * builtins.c (get_builtin_sync_mem): Set it.
867 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
869 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
872 2006-01-24 DJ Delorie <dj@redhat.com>
874 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
875 for storing constants in single-bit bitfields.
877 2006-01-25 Ben Elliston <bje@au.ibm.com>
879 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
881 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
884 * tree-ssa-pre.c (phi_translate): Return NULL
885 for AGGREGATE_TYPE's.
887 2006-01-24 Zack Weinberg <zackw@panix.com>
889 * genautomata.c (process_state_for_insn_equiv_partition):
890 Use xcalloc for insn_arcs_array.
891 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
892 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
894 2006-01-24 Richard Henderson <rth@redhat.com>
896 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
899 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
901 PR rtl-optimization/25890
902 PR rtl-optimization/25905
903 * combine.c (expand_compound_operation, expand_field_assignment):
904 Fail if the bitfield's final position is out of bounds.
906 2006-01-24 Ian Lance Taylor <ian@airs.com>
909 * cgraphunit.c (cgraph_output_in_order): Don't clear
910 cgraph_asm_nodes until after asm strings have been output.
912 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
914 * fix-header.c (read_scan_file): Add new parameter imultilib when
915 calling register_include_chains.
917 2006-01-23 Diego Novillo <dnovillo@redhat.com>
919 * omp-low.c: Update documentation.
921 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
922 Daniel Berlin <dberlin@dberlin.org>
926 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
927 return from the function.
929 2006-01-22 Zack Weinberg <zackw@panix.com>
931 * rtl.def (match_code): Add second argument.
932 * genpreds.c (write_extract_subexp): New function.
933 (write_match_code): Add path argument. Use write_extract_subexp.
934 (write_predicate_expr): Pass path to write_match_code.
935 (mark_mode_tests): MATCH_CODE applied to a subexpression does
936 not perform a mode test.
937 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
938 a subexpression does not constrain the top-level code set.
939 * read-rtl.c (read_rtx_variadic): New function.
940 (read_rtx_1): Use it; allow AND and IOR to be variadic.
941 * doc/md.texi: Document new notation.
942 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
943 (cmpsi_operand): ... here, using new notation.
945 2006-01-22 Zack Weinberg <zackw@panix.com>
947 * varray.c: Remove GENERATOR_FILE #ifdefs.
949 2006-01-22 Zack Weinberg <zackw@panix.com>
951 * genautomata.c (output_reserved_units_table): Emit nothing if
952 description->query_units_num is zero. Remove extra blank line.
953 (output_cpu_unit_reservation_p): Short circuit
954 if description->query_units_num is zero.
956 2006-01-22 Zack Weinberg <zackw@panix.com>
958 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
959 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
960 nor any of the random handful of variables that used to be necessary
961 when this program was linked with rtlanal.o. Prune set of forward
962 function declarations.
963 (struct attr_desc): Remove static_p field.
964 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
965 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
966 (attr_string): Do not read the character one past the length of
968 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
969 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
970 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
971 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
972 (make_automaton_attrs): New.
973 (main): Do not call into genautomata. Call local gen_bypass
974 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
975 Remove special case for insn_alts.
976 * genautomata.c: Include gensupport.h; not genattrtab.h nor
977 varray.h (leftover from previous change). Prune set of forward
978 function declarations. Remove state_alts fields from all
979 structures. Remove state_alts_table from struct automaton.
980 Make everything except main static. Do not maintain num_dfa_decls.
981 Do not maintain state_alts fields of various structures.
982 (process_decls): Don't validate condexp for dm_insn_reserv decls.
983 (add_arc): Remove state_alts argument. All callers updated.
984 (output_reserved_units_table): Emit #ifdef here...
985 (output_tables): ...not here. Don't generate state_alts tables.
986 (expand_automata): Don't generate attributes.
987 (write_automata): Don't generate state_alts functions.
988 (main): New function.
989 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
990 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
991 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
992 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
993 (BYPASS_P_FUNC_NAME, output_state_alts_table)
994 (output_automata_list_state_alts_code, output_internal_state_alts_func)
995 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
996 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
998 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
999 * genattrtab.h: Delete file.
1000 * Makefile.in (OBJS-common): Add insn-automata.o.
1001 (insn-automata.o): New rule.
1002 (simple_generated_c): Add insn-automata.c.
1003 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1004 (genprogmd): Add automata.
1005 (build/genattrtab): Needs no extra objects nor libraries.
1006 (build/genautomata): Needs build/vec.o and -lm.
1008 2006-01-22 Zack Weinberg <zackw@panix.com>
1010 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1011 (output_dfa_max_issue_rate, locked_states_num): Delete.
1012 (struct automaton): Add locked_states field.
1013 (output_dead_lock_vect): Save number of locked states in
1014 automaton->locked_states. If it is zero, don't print anything.
1015 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1016 (output_internal_dead_lock_func): Only test the dead_lock_vect
1017 for automata that have locked states.
1018 (output_statistics): Always print the number of locked states for
1019 each automaton. Calculate total number of locked states here.
1020 (write_automata): Don't call output_dfa_max_issue_rate.
1021 * genattrtab.c: Define length_unit_log as a const variable.
1022 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1023 max_insn_queue_index const.
1024 * final.c (length_unit_log): Declare const.
1025 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1027 2006-01-22 Zack Weinberg <zackw@panix.com>
1029 * genautomata.c: Include vec.h, not varray.h.
1030 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1031 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1032 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1033 VEC_* macros operating on appropriately typed vectors, or to
1034 malloced arrays when the size is known in advance. Const-ify
1035 many char* variables and function arguments. No functional changes.
1036 * Makefile.in (build/varray.o): Delete rule.
1037 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1038 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1040 2006-01-22 Zack Weinberg <zackw@panix.com>
1042 * gensupport.c: Define get_insn_name and record_insn_name here.
1043 (read_md_rtx): Call record_insn_name as appropriate.
1044 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1045 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1046 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1048 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1049 (BUILD_VARRAY): Delete.
1050 (genprognormal): Rename genprogmd. Fold in all programs from
1051 genprognoprint; also attrtab.
1052 (build/genattrtab): Just mention genautomata.o and varray.o.
1053 Reorganize a bit, add comments to make the categories clearer.
1055 2006-01-22 Zack Weinberg <zackw@panix.com>
1057 * genconditions.c (condition_table, add_condition): Delete.
1058 (write_conditions): Don't emit n_insn_conditions nor
1059 insn_elision_unavailable. Issue the gcc version #ifdef here,
1060 inside the table, with no #else clause ...
1061 (write_header): ...not here.
1062 (write_writer): New function.
1063 (main): Don't initialize condition_table. Use add_c_test.
1065 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1066 files on the command line.
1067 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1068 Return -1 if there is no entry in the table, don't abort.
1069 (add_c_test, traverse_c_tests): New functions.
1070 * gensupport.h (insn_elision_unavailable, insn_conditions)
1071 (n_insn_conditions): Delete declarations.
1072 (add_c_test, traverse_c_tests): Declare.
1073 * read-rtl.c: Include gensupport.h.
1074 (read_conditions): New function.
1075 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1076 (read_rtx_1): If we get EOF when we were looking for an initial
1077 open paren, return 0. Call read_conditions when appropriate.
1078 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1079 dummy-conditions.o. Eliminate references to insn-conditions.o,
1080 or change them to build/gencondmd.o, as appropriate. Remove
1081 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1082 from $(simple_generated_c). For all files remaining in those
1083 two lists, add insn-conditions.md to the generator command line.
1084 Give insn-constants.h/s-constants their own rules. Add rules
1085 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1086 (build/read-rtl.o): Depend on gensupport.h.
1087 (genprognormal): Include preds.
1088 (genprogearly): Rename genprognoprint; only difference is now that
1089 they don't link with $(BUILD_PRINT).
1090 * dummy-conditions.c: Delete.
1092 2006-01-22 Zack Weinberg <zackw@panix.com>
1094 * genextract.c: Don't include insn-config.h. Do include vec.h.
1095 Declare vectors of int, char, and locstr.
1096 (locstr): New typedef.
1097 (struct extraction): Make all array fields into bare pointers.
1098 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1099 (insn_code_number): Delete.
1100 (accum_extract): New struct.
1101 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1102 (gen_insn): Take insn_code_number as an argument. Use an
1103 accum_extract structure instead of loading data directly into
1104 a struct extraction, and having to know how big it might get.
1105 (walk_rtx): Operate entirely on an accum_extract structure.
1106 (print_path): Avoid unnecessary use of printf.
1107 (print_header): New function, split out of main. Distinguish
1108 more carefully between an unrecognizable insn and an insn that
1109 has the code number of a define_expand.
1110 (main): Pass insn_code_number to gen_insn. Call print_header
1111 only after parsing. Avoid unnecessary use of printf.
1112 * Makefile.in (build/vec.o): New rule.
1113 (build/genextract): Depend on build/vec.o.
1114 (build/genextract.o): Don't depend on insn-config.h.
1116 2006-01-22 Zack Weinberg <zackw@panix.com>
1118 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1119 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1120 practical. Eliminate per-generator-program link rules.
1122 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1125 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1126 with a call expr to ...
1127 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1129 2006-01-23 Richard Guenther <rguenther@suse.de>
1131 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1132 before make_edge with conditional EDGE_TRUE_VALUE.
1134 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1135 Jan Hubicka <jh@suse.cz>
1136 Richard Guenther <rguenther@suse.de>
1138 PR rtl-optimization/25654
1139 * cfgexpand.c (aggregate_contains_union_type): New function.
1140 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1141 for structure variables that contain a union type.
1143 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1145 * gengtype.c (new_structure): Return the structure.
1146 (create_option): Add an extra "next" argument.
1147 (create_field): New function.
1148 (adjust_field_rtx_def): Use create_option and create_field.
1149 Remove a now-unnecessary call to find_structure.
1150 (adjust_field_tree_def): Likewise.
1151 (note_yacc_type): Remove an unnecessary call to find_structure.
1152 * gengtype.h (new_structure): Return the structure.
1153 (create_option): Add an extra argument.
1154 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1155 (option): Adjust calls to create_option.
1157 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1159 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1161 2006-01-22 Paul Brook <paul@codesourcery.com>
1162 Peter Barada <peter@the-baradas.com>
1164 * config/m68k/m68k.md: Add Coldfire FPU support.
1165 Define FP mode macro and associated attributes.
1166 Use it for float mode patterns.
1167 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1168 (LIBCALL_VALUE): Use m68k_libcall_value.
1169 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1170 (m68k_function_value): Ditto.
1171 (emit_move_sequence): Ditto.
1172 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1173 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1174 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1175 (MULTILIB_EXCEPTIONS): Ditto.
1176 * config/m68k/m68k.opt: Add mcfv4e.
1177 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1178 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1179 (m68k_output_function_prologue): Save ColdFire FPU registers.
1180 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1181 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1182 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1183 ColdFire FPU registers.
1184 (m68k_libcall_value, m68k_function_value): New functions.
1185 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1186 (LIBCALL_VALUE): Use m68k_libcall_value.
1187 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1188 (MASK_COLDFIRE): Add MASK_CFV4E.
1189 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1190 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1191 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1192 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1193 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1194 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1195 * doc/invoke.tex: Document -mcfv4e on m68k.
1197 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1199 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1202 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1205 * c-opts.c (c_common_handle_option): Don't include
1206 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1207 * doc/invoke.texi (C++ Dialect Options): Document that
1208 -Wnon-virtual-dtor is no longer included in -Wall.
1210 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1212 * gcov.c (print_version), gcov-dump.c (print_version),
1213 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1216 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1218 * df-scan.c (problem_SCAN): Added NULL reset function.
1219 (df_scan_reset_blocks): Added code to call reset block function
1220 (df_bb_refs_delete) Fixed comment.
1221 (df_insn_refs_delete): Made tolerant of deleting non existent info
1222 for dataflow problems that need to be reset.
1223 * df-core.c (df_set_blocks): Ditto.
1224 * df.h (struct df_problem): Added reset_fun.
1225 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1226 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1227 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1228 functions to clear out all references to def-use or use-def chains.
1230 2006-01-21 Ben Elliston <bje@au.ibm.com>
1232 * varasm.c (assemble_real): Initialise data array.
1234 2006-01-20 Paul Brook <paul@codesourcery.com>
1236 Merge from csl-arm-branch.
1237 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1238 * config/arm/arm.md (movdi): Force operands[1] to a register
1239 if we have a non-register source.
1240 (*arm_movdi, *movdf_soft_insn): Require that one of the
1241 operands be a register.
1242 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1243 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1245 2006-01-20 DJ Delorie <dj@redhat.com>
1247 * varasm.c (initialize_constant_valid_p): Allow pointers
1248 initialized from integer constants of lesser precision.
1249 (output_constant): Allow non-int-sized pointer modes to be
1250 initialized from integer constants.
1252 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1255 * cppdefault.h (struct default_include): Add multilib flag.
1256 * cppdefault.c (cpp_include_defaults): Set it.
1257 * c.opt (-imultilib): New option.
1258 * c-opts.c (imultilib): New.
1259 (c_common_handle_option): Handle -imultilib.
1260 (c_common_post_options): Likewise.
1261 * c-incpath.c (add_standard_paths, register_include_chains):
1263 * c-incpath.h (register_include_chains): Add extra parameter.
1264 * gcc.c (do_spec_1): Generate -imultilib option.
1265 (The Specs Language): Update %I description.
1266 (process_command): Update copyright notice.
1267 * doc/cppopts.texi (-imultilib): Document.
1268 * doc/invoke.texi (-imultilib): Include in option summary.
1269 (%I): Update specs documentation.
1271 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1273 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1275 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1277 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1280 2006-01-20 Richard Guenther <rguenther@suse.de>
1281 Steven Bosscher <stevenb.gcc@gmail.com>
1283 PR rtl-optimization/24626
1284 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1285 EDGE_TRUE_VALUE if in RTL mode.
1288 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1289 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1291 2006-01-20 Dirk Mueller <dmueller@suse.com>
1294 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1295 instead of a special NOP marker.
1296 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1297 NOP marker handling.
1298 * c-common.h (empty_body_warning): Add forward declaration.
1299 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1300 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1302 2006-01-20 Paul Brook <paul@codesourcery.com>
1304 * Makefile.in (lang_checks): Keep going if mkdir fails.
1306 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1308 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1309 be able to clean out basic block when not necessary.
1310 (df_scan_free): Fixed to properly delete information if df is
1311 unused before calling df_finish.
1312 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1313 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1315 (df_bb_refs_delete): New function.
1316 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1317 * df-core.c (df_set_blocks): Added code to properly clean out
1318 unused blocks if they are not part of the blocks to consider.
1319 Added additional null check.
1320 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1321 be able to clean out basic block when not necessary
1322 * df.h (df_free_bb_function): Ditto.
1323 (df_bb_refs_delete): New function.
1324 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1325 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1326 basic block parameter to be able to clean out basic block when not
1328 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1329 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1330 Fixed to properly delete information if df is unused before
1333 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1335 PR rtl-optimization/25799
1336 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1337 Corrected confluence operator to remove bits from op2 before oring
1338 with op1 rather than removing bits from op1.
1339 (df_ru_transfer_function): Corrected test on wrong bitmap which
1340 caused infinite loop. Both of these problems were introduced in
1341 the dataflow rewrite.
1343 2006-01-19 DJ Delorie <dj@redhat.com>
1345 * reload1.c (find_reload_regs): Note the details of reload
1346 failures in the dump file.
1347 (spill_failure): Likewise.
1349 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1351 * loop-iv.c: Include df.h and hashtab.h.
1352 (enum iv_grd_result): New enum.
1353 (DF_REF_IV, DF_REF_IV_SET): New macros.
1354 (struct biv_entry): New.
1355 (df, bivs): New global variables.
1356 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1357 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1359 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1360 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1361 analyzed_for_bivness_p, record_biv): New functions.
1362 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1363 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1364 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1366 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1368 (iv_number_of_iterations): Use new interface to iv analysis.
1369 * loop-unroll.c: Do not include varray.h.
1370 (analyze_iv_to_split_insn): Use new interface to iv
1372 * loop-unswitch.c (may_unswitch_on): Ditto.
1373 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1375 (df_bb_modify): Realloc tables to the new index.
1376 (df_find_use): New function.
1377 * df.h (df_find_use): Declare.
1378 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1380 * cfgloop.h (struct rtx_iv): Remove analysed field.
1381 (iv_get_reaching_def): Removed.
1382 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1383 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1384 (loop-iv.o): Add df.h and hashtab.h dependency.
1385 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1387 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1389 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1391 (__floatundisf, __floatundidf): Likewise.
1392 * libgcc2.h (IS_IBM_EXTENDED): Define.
1394 2006-01-19 DJ Delorie <dj@redhat.com>
1396 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1398 2006-01-19 Paul Brook <paul@codesourcery.com>
1400 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1401 as nothrow when unwinding tables are disabled.
1403 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1406 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1407 of bit-field" when in system header.
1409 2006-01-19 DJ Delorie <dj@redhat.com>
1411 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1412 the 16 bit shift limit of the m16c.
1414 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1417 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1418 * config/i386/i386.c (output_set_got): Output the label if we have one
1419 for the TARGET_DEEP_BRANCH_PREDICTION case.
1421 2006-01-19 Jan Hubicka <jh@suse.cz>
1422 H.J. Lu <hongjiu.lu@intel.com>
1423 Evandro Menezes <evandro.menezes@amd.com>
1425 * invoke.texi (generic): Document
1427 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1428 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1429 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1430 (x86_use_incdec, x86_pad_returns): New variables
1431 (TARGET_CPU_DEFAULT_generic): New constant
1432 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1433 (enum processor_type): Add generic32 and generic64.
1434 * i386.md (cpu attribute): Add generic32/generic64
1435 (movhi splitter): Behave sanely when both partial_reg_dependency and
1436 partial_reg_stall are set.
1437 (K8 splitters): Enable for generic as well.
1438 * predicates.md (incdec_operand): Use TARGET_INCDEC
1439 (aligned_operand): Avoid memory mismatch stalls.
1440 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1441 * ppro.md: Enable for generic32
1442 * i386.c (generic64_cost, generic32_cost): New.
1443 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1444 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1445 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1446 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1447 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1448 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1449 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1450 x86_accumulate_outgoing_args, x86_prologue_using_move,
1451 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1452 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1454 (x86_use_incdec, x86_pad_returns): New.
1455 (override_options): Add generic32 and generic64, translate "generic"
1456 to generic32/generic64 and "i686" to "generic32", refuse
1457 "generic32"/"generic64" as arch target.
1458 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1459 (ix86_reorg): Honor PAD_RETURNS.
1461 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1463 * tree-pretty-print.c (dump_generic_node): Handle
1464 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1465 * cgraph.c (cgraph_expand_queue): Rename from
1466 cgraph_analyze_queue. Update all users.
1467 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1468 cgraph_expand_queue.
1469 (cgraph_expand_all_functions): Likewise.
1470 (cgraph_finalize_pending_functions): Remove. Update callers.
1472 * tree.h (OMP_DIRECTIVE_P): Define.
1473 (OMP_PARALLEL_FN): Define.
1474 (OMP_PARALLEL_DATA_ARG): Define.
1475 (OMP_SECTIONS_SECTIONS): Define.
1476 * tree-pass.h (pass_expand_omp): Declare.
1477 * omp-low.c (struct omp_region): Declare.
1478 (struct omp_context): Remove fields 'parallel_type',
1479 'parallel_start_ix' and 'parallel_start_additional_args'.
1481 (struct omp_for_data): Rename from struct expand_omp_for_data.
1482 (omp_regions): New static variable.
1483 (root_omp_region): New static variable.
1484 (find_omp_clause): Make static.
1485 (is_in_combined_parallel_ctx): Remove.
1486 (is_combined_parallel): New.
1487 (extract_omp_for_data): Move earlier in the file.
1488 (workshare_safe_to_combine_p): New.
1489 (get_ws_args_for): New.
1490 (determine_parallel_type): Move earlier in the file.
1491 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1493 (omp_copy_decl): Likewise.
1494 (create_omp_child_function): Likewise.
1495 (lookup_omp_region): New.
1496 (dump_omp_region): New.
1497 (debug_omp_region): New.
1498 (debug_all_omp_regions): New.
1499 (new_omp_region): New.
1500 (scan_omp_parallel): If parallel_nesting_level > 1, the
1501 directive is nested within another parallel directive.
1502 Set OMP_PARALLEL_FN.
1503 (scan_omp_for): Do not try to handle combined parallel+for
1505 Remove FIXME comment.
1506 (scan_omp_nested): Remove.
1507 (scan_omp_1): Do not call scan_omp_nested when
1508 parallel_nesting_level is > 1.
1509 Do not change the DECL_CONTEXT of local variables found.
1510 (lookup_decl_in_outer_ctx): New.
1511 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1512 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1513 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1514 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1515 If CTX is nested, lookup VAR in the outer context when
1516 building copy assignment.
1517 (lower_send_clauses): Rename from expand_send_clauses.
1518 If CTX is nested, lookup VAR in the outer context when
1519 building copy assignments.
1520 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1521 If CTX is nested, lookup VAR in the outer context when
1522 building copy assignments.
1523 (expand_parallel_call): Rename from build_parallel_call.
1524 Handle combined parallel+workshare cases.
1525 Re-implement to emit code into the CFG.
1527 (expand_omp_parallel): Re-implement to emit code into the CFG.
1528 Call move_sese_region_to_fn to outline the sub-graph
1529 containing the parallel region.
1530 (expand_omp_for_1): Remove.
1531 (expand_omp_for_generic): Re-implement to emit code into the
1533 (expand_omp_for_static_nochunk): Likewise.
1534 (expand_omp_for_static_chunk): Likewise.
1535 (expand_omp_for): Likewise.
1536 (expand_omp_sections): Likewise.
1537 (remove_exit_barriers): New.
1538 (expand_omp_synch): New.
1540 (build_omp_regions_1): New.
1541 (build_omp_regions): New.
1542 (execute_expand_omp): New.
1543 (gate_expand_omp): New.
1544 (pass_expand_omp): Define.
1545 (lower_omp_sections): Rename from expand_omp_sections.
1546 Set OMP_SECTIONS_SECTIONS.
1547 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1548 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1549 (lower_omp_single): Rename from expand_omp_simple.
1550 (lower_omp_master): Rename from expand_omp_master.
1551 (lower_omp_ordered): Rename from expand_omp_ordered.
1552 (lower_omp_critical): Rename from expand_omp_critical.
1553 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1554 (lower_omp_for): Re-implement.
1555 (lower_omp_parallel): Re-implement.
1556 (lower_regimplify): Rename from expand_regimplify.
1557 (lower_omp_1): Rename from expand_omp_1.
1558 If there are syntax errors in the program, replace every
1559 OpenMP directive with NOP.
1560 Call lower_omp_* instead of expand_omp_*.
1561 (lower_omp): Rename from expand_omp.
1563 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1564 * tree-gimple.h (enum omp_parallel_type): Remove.
1565 (gimple_boolify): Declare extern.
1566 (find_omp_clause, determine_parallel_type): Remove.
1568 * gimple-low.c (lower_omp_directive): New.
1569 (lower_stmt): Call it.
1570 (record_vars_into): Move from ...
1571 (record_vars): ... here.
1572 Call record_vars_into with current_function_decl.
1574 * gimplify.c (struct gimplify_ctx): Remove fields
1575 combined_pre_p and combined_ctxp. Update users.
1576 (get_formal_tmp_var): Add documentation.
1577 (gimple_boolify): Make extern.
1578 (gimplify_expr_in_ctx): Remove. Update callers.
1579 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1580 will always be a BIND_EXPR.
1581 (gimplify_expr): Handle OMP_RETURN_EXPR.
1582 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1583 (OMP_PARALLEL): Add 3 operands.
1584 (OMP_SECTIONS): Add 1 operand.
1585 (OMP_RETURN_EXPR): Define.
1587 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1588 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1589 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1590 creating a circular free list.
1591 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1593 * tree-flow.h (move_sese_region_to_fn): Declare.
1594 (record_vars_into): Declare.
1595 * tree-cfg.c (make_omp_sections_edges): New.
1596 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1597 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1598 OMP_SECTIONS and OMP_SECTION.
1599 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1600 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1601 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1602 (gather_blocks_in_sese_region): New.
1603 (struct move_stmt_d): Declare.
1605 (move_block_to_fn): New.
1606 (move_sese_region_to_fn): New.
1608 * passes.c (init_optimization_passes): Schedule
1609 pass_expand_omp after pass_init_datastructures.
1611 * tree-ssa-operands.c (get_expr_operands): Handle
1612 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1613 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1615 2006-01-19 Jeff Law <law@redhat.com>
1617 * tree-vrp.c (extract_range_from_assert): Refine the result range
1618 if the variable referenced by the ASSERT_EXPR has a range and
1619 either the tentative result range or the previous range is a
1622 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1624 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1626 2006-01-19 Jan Hubicka <jh@suse.cz>
1628 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1630 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1632 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1633 (expand_compound_operation, expand_field_assignment): Fail if the
1634 bit lengths of an extract operation are out of range.
1635 (make_extraction): Compute wanted_inner_mode based on the position
1636 and length of the extraction. Make it extraction_mode for non-constant
1637 positions, and do not modify offset in that case. When generating a
1638 new MEM, use a mode that can hold the extraction while keeping correct
1639 alignment. Remove code that supported MEMs wrapped by USEs.
1640 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1642 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1644 * config/s390/s390.md ("Y", "y"): New mode attribute.
1645 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1646 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1647 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1648 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1649 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1650 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1651 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1652 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1653 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1654 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1655 "addsi3", "subsi3"): Insn patterns removed.
1656 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1657 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1658 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1659 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1660 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1661 "*sub<mode>3_cconly2"): New insn patterns.
1662 ("addsi3", "subsi3"): New expanders.
1664 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1666 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1667 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1668 existing STMT_VINFO_VECTYPE if available.
1669 (vect_mark_relevant): Add special handling for stmts that are
1670 marked as STMT_VINFO_IN_PATTERN_P.
1671 (vect_analyze_loop): Call vect_pattern_recog.
1672 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1673 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1675 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1676 (vect_recog_func_ptr): New function-pointer type.
1677 * tree-vect-patterns.c: New file.
1678 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1679 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1680 (vect_pattern_recog_1): New functions.
1681 (vect_pattern_recog_funcs): New array of function pointers.
1683 * tree-vectorizer.h (ternary_op): New enum value.
1684 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1685 declaration. Revised documentation. Removed redundant dump prints.
1686 Removed redundant argument. Added support for reduction patterns.
1687 (vectorizable_reduction): Added support for reduction patterns.
1688 (vect_transform_stmt): Added support for patterns.
1690 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1691 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1692 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1693 (expand_widen_pattern_expr): New function.
1694 (init_optabs): Initialize new optabs udot_prod_optab,
1696 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1697 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1698 (expand_widen_pattern_expr): New function declaration.
1699 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1701 * tree-inline.c (estimate_num_insns_1): Added cases for new
1702 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1703 * tree-pretty-print.c (dump_generic_node): Likewise.
1704 (op_prio): Likewise.
1705 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1706 * tree-ssa-operands.c (get_expr_operands): Added case for
1708 * tree-vect-patterns.c (widened_name_p): New function.
1709 (vect_recog_dot_prod_pattern): Added function implementation.
1710 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1711 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1712 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1713 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1715 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1716 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1717 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1718 (init_optabs): Initialize new optabs widen_ssum_optab,
1720 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1721 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1722 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1723 use instead of type of def.
1724 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1725 function implementation.
1726 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1727 widen_ssumv8hi): New.
1729 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1732 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1735 * c-decl.c (add_flexible_array_elts_to_size): New function.
1736 (finish_decl): Use it.
1738 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1740 * diagnostic.h: Include options.h.
1741 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1742 dependancies for diagnostic.h.
1743 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1745 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1747 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1748 (ssa_ro_call_cache_valid): Ditto.
1749 * tree-ssa-alias.c (sort_tags_by_id): New function.
1750 (init_transitive_clobber_worklist): Ditto.
1751 (add_to_worklist): Ditto.
1752 (mark_aliases_call_clobbered): Ditto.
1753 (compute_tag_properties): Ditto.
1754 (set_initial_properties): Ditto.
1755 (compute_call_clobbered): Ditto.
1756 (compute_may_aliases): Call compute_call_clobbered and grouping.
1757 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1758 (compute_flow_insensitive_aliasing): Grouping now happens in our
1760 (setup_pointers_and_addressables): Remove clobbering related code.
1761 (add_may_alias): Ditto.
1762 (replace_may_alias): Ditto.
1763 (get_nmt_for): Ditto.
1764 (create_global_var):
1765 (is_escape_site): Return an escape_type enumeration.
1766 * tree-flow-inline.h (is_call_clobbered): Global var does not
1767 imply call clobbered.
1768 (mark_call_clobbered): Take a reason for marking this. Remove
1769 marking of globalness, and cache invalidation.
1770 (clear_call_clobbered): Remove cache invalidation code.
1771 * tree-dfa.c (dump_variable): If details is on, dump the reason
1773 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1775 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1776 (struct var_ann_d): Ditto.
1777 (enum escape_type): New.
1778 (mark_call_clobbered): Adjust prototype.
1779 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1780 are never call clobbered.
1781 Record reasons for escaping.
1782 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1783 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1784 (ssa_ro_call_cache_valid): Ditto.
1785 (clobbered_v_may_defs): Ditto.
1786 (clobbered_vuses): Ditto.
1787 (ro_call_vuses): Ditto.
1788 (clobber_stats): New.
1789 (init_ssa_operands): Zero out clobber stats.
1790 (fini_ssa_operands): Print out clobber stats.
1791 (get_call_expr_operands): Pass callee fndecl to
1793 (add_call_clobber_ops): Remove use of cache.
1794 Add use of PURE_CONST information.
1795 (add_call_read_ops): Remove use of cache.
1796 Add use of static not_read information.
1798 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1800 Introduce TLS descriptors for i386 and x86_64.
1801 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1802 (TARGET_ANY_GNU_TLS): New macro.
1803 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1804 (struct machine_function): Add tls_descriptor_call_expanded_p.
1805 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1806 (ix86_current_function_calls_tls_descriptor): Likewise.
1807 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1808 (override_options): Introduce gnu2 tls dialect.
1809 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1811 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1813 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1814 (ix86_init_machine_status): Initialize new field.
1815 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1816 (ix86_tls_module_base): New.
1817 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1818 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1819 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1820 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1821 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1822 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1823 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
1824 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
1825 * config/i386/predicates.md (tls_modbase_operand): New.
1826 (tp_or_register_operand): New.
1828 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
1830 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
1831 (look_for_address_of): Ditto.
1832 (ipa_init): Walk the function decls.
1833 (static_execute): Don't set readonly on FUNCTION_DECL's.
1835 2006-01-18 Roger Sayle <roger@eyesopen.com>
1837 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
1838 for shifts where the source and destination registers are different.
1840 2006-01-18 Paul Brook <paul@codesourcery.com>
1842 Merge from csl-arm-branch.
1843 2005-03-14 Julian Brown <julian@codesourcery.com>
1844 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
1845 (aeabi_llsl): Likewise.
1846 (ashrdi3): Likewise.
1847 (aeabi_lasr): Likewise.
1848 (lshrdi3): Likewise.
1849 (aeabi_llsr): Likewise.
1850 2005-03-10 Julian Brown <julian@codesourcery.com>
1851 * config.gcc: Disable shared libgcc for SymbianOS.
1852 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
1854 2006-01-18 DJ Delorie <dj@redhat.com>
1856 * c-pragma.c (handle_pragma_diagnostic): New.
1857 (init_pragma): Register it.
1858 * doc/extend.texi: Document it.
1860 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
1861 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
1862 (diagnostic_context): Add classify_diagnostic[].
1863 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
1864 as errors if they're overridden to DK_WARNING.
1865 (diagnostic_initialize): Initialize classify_diagnostic[].
1866 (diagnostic_set_kind_override): New.
1867 (diagnostic_report_diagnostic): Check for kind changes.
1868 * opts.c (common_handle_option): Take lang_mask. Update callers.
1870 * common.opt (Werror=): New.
1871 * doc/invoke.texi: Document -Werror=*
1873 2006-01-18 Jeff Law <law@redhat.com>
1875 * tree-vrp.c (test_for_singularity): Correct test for new
1876 min limit. Use operand_equal_p rather than pointer equality
1877 for testing if new min/max values are equal.
1879 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
1880 using range information until after propagation and folding.
1882 2006-01-18 Richard Henderson <rth@redhat.com>
1883 Aldy Hernandez <aldyh@redhat.com>
1884 Jakub Jelinek <jakub@redhat.com>
1885 Diego Novillo <dnovillo@redhat.com>
1887 * omp-low.c: New file.
1888 * c-omp.c: New file.
1890 2006-01-18 Richard Henderson <rth@redhat.com>
1891 Jakub Jelinek <jakub@redhat.com>
1892 Diego Novillo <dnovillo@redhat.com>
1894 * doc/invoke.texi: Document -fopenmp.
1895 * tree-dump.h (debug_function): Declare.
1896 * hooks.c (hook_bool_tree_bool_false): New function.
1897 (hook_tree_tree_null): Remove.
1898 (hook_tree_tree_tree_null): New.
1899 * hooks.h: Update to match.
1900 * tree-pretty-print.c (debug_tree_chain): New.
1901 (print_generic_expr): Handle TDF_CHAIN.
1902 (dump_generic_node): Handle BLOCK.
1903 Do not abort with incomplete SWITCH_EXPRs.
1904 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1905 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1906 print space after directive name.
1907 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1908 Handle OMP_MASTER and OMP_ORDERED.
1909 Handle printing of OMP_BODY just in one place, goto
1910 dump_omp_body in the rest of OMP_* nodes that have
1912 Don't handle clause nodes here. Update omp statements to
1913 use dump_omp_clauses.
1914 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1915 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1916 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
1917 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
1918 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
1919 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
1920 Adjust output for GOMP_PARALLEL.
1921 (dump_omp_clauses): New.
1922 (print_declaration): Dump DECL_VALUE_EXPR.
1923 (op_symbol_1): Split out of op_symbol.
1924 (dumping_stmts): Remove. Update all users.
1925 * cgraph.c (cgraph_analyze_queue): New.
1926 (cgraph_add_new_function): New.
1927 * cgraph.h (cgraph_analyze_queue): Declare.
1928 (cgraph_add_new_function): Declare.
1929 (cgraph_lower_function): Remove.
1930 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
1931 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
1932 and TYPE_P nodes in its default clause.
1933 (empty_body_p): New.
1934 (tree_range_check_failed): New.
1936 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
1937 OMP_CLAUSE_REDUCTION_MERGE,
1938 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
1939 OMP_CLAUSE_PRIVATE_DEBUG,
1940 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
1941 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
1942 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
1943 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
1944 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
1945 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
1946 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
1947 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1948 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1949 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1950 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
1951 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
1952 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
1953 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1954 (TREE_RANGE_CHECK): New.
1955 (empty_body_p): Declare.
1956 (enum omp_clause_default_kind): New.
1957 (build_string_literal): Declare.
1958 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1959 (build5_stat, build5): Declare.
1960 * tree-pass.h (TDF_CHAIN): Define.
1961 * tree-pass.h (PROP_gimple_lomp): Define.
1962 (pass_lower_omp): Declare.
1963 * diagnostic.h (debug_tree_chain): Declare.
1964 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
1966 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
1967 * builtins.c (build_string_literal): Make extern.
1968 * gcc.c (include_spec_function): New.
1969 (static_spec_functions): Add it.
1970 (main): Move load of libgomp.spec ...
1971 (LINK_COMMAND_SPEC): ... here.
1972 (link_gomp_spec): New.
1973 (static_specs): Include it.
1974 (LINK_COMMAND_SPEC): Add link_gomp.
1975 (GOMP_SELF_SPECS): New.
1976 (driver_self_specs): Include it.
1977 (switch_matches): Don't mark inline.
1978 (main): Load libgomp.spec.
1979 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
1980 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
1981 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
1982 * tree-gimple.h (enum omp_parallel): Declare.
1983 (determine_parallel_type): Declare.
1984 (omp_firstprivatize_variable): Declare.
1985 (omp_reduction_init): Declare.
1986 (diagnose_omp_structured_block_errors): Declare.
1987 (struct walk_stmt_info): Add want_return_expr.
1988 (struct walk_stmt_info): Add want_bind_expr, want_locations.
1989 (find_omp_clause): Declare.
1990 (insert_field_into_struct): Declare.
1991 (struct walk_stmt_info): Move from tree-nested.c
1992 (walk_stmts): Declare.
1993 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1995 * cgraphunit.c (cgraph_lower_function): Make static.
1996 (cgraph_finalize_pending_functions): New.
1997 (cgraph_finalize_function): Call it.
1998 (cgraph_finalize_compilation_unit): Likewise.
1999 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2000 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2001 (BT_FN_UINT_UINT): New.
2002 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2003 DEF_FUNCTION_TYPE_VAR_4): Document.
2004 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2005 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2006 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2007 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2008 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2009 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2010 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2011 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2012 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2013 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2014 into separate files.
2015 (DEF_GOMP_BUILTIN): New.
2016 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2017 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2018 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2019 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2020 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2021 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2022 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2023 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2024 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2025 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2026 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2027 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2028 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2029 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2030 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2031 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2032 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2033 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2034 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2035 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2036 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2037 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2038 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2039 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2040 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2041 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2042 * sync-builtins.def: New file, moved from builtins.def.
2043 * omp-builtins.def: New file, moved from builtins.def.
2044 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2045 * gimple-low.c (lower_function_body): Clear data.
2046 (lower_stmt): Do not handle COMPOUND_EXPR.
2047 Remove call to print_node_brief.
2048 * c-tree.h (c_finish_omp_clauses): New prototype.
2049 (C_DECL_THREADPRIVATE_P): Define.
2050 (lookup_name_no_remap, c_omp_remap_private): Remove
2051 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2052 (check_for_loop_decls): Update decl.
2053 (lookup_name_no_remap, c_omp_remap_private): Declare.
2054 (build_indirect_ref, build_modify_expr, pushdecl,
2055 pushdecl_top_level): Move to c-common.h.
2056 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2057 before the switch, but just in the 2 places that need it.
2058 * c-decl.c (diagnose_mismatched_decls): Do not check for
2059 mismatched thread-local attributes when OLDDECL is marked
2060 threadprivate and NEWDECL has no thread-local attributes.
2061 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2062 (c_gimple_diagnostics_recursively): Rename from
2063 c_warn_unused_result_recursively. Invoke
2064 diagnose_omp_structured_block_errors.
2065 (check_for_loop_decls): Return a singular decl found.
2066 * langhooks.c (lhd_omp_predetermined_sharing): Return
2067 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2068 (lhd_omp_firstprivatize_type_sizes): New.
2069 (lhd_omp_assignment): New.
2070 (lhd_omp_predetermined_sharing): New.
2071 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2072 (struct lang_hooks_for_types): Add
2073 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2074 omp_predetermined_sharing, omp_disregard_value_expr,
2075 omp_private_debug_clause, omp_clause_default_ctor,
2076 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2077 (c_finish_omp_clauses): New.
2078 (c_finish_bc_stmt): Diagnose break within omp for.
2079 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2080 (build_unary_op): Return error_mark after reporting
2082 (build_modify_expr): Likewise.
2083 * gimplify.c: Include optabs.h and pointer-set.h.
2084 (enum gimplify_omp_var_data): Declare.
2085 (struct gimplify_omp_ctx): Declare.
2086 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2088 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2089 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2090 (splay_tree_compare_decl_uid): New.
2091 (new_omp_context): New.
2092 (delete_omp_context): New.
2093 (gimple_add_tmp_var): Call omp_add_variable.
2094 (gimplify_bind_expr): Likewise.
2095 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2096 true, disregard DECL_VALUE_EXPR on the decl if any.
2097 (gimplify_expr_in_ctx): New.
2098 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2099 omp_add_variable, omp_notice_variable, omp_is_private
2100 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2101 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2102 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2103 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2104 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2105 gimplify_omp_atomic): New.
2106 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2107 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2108 OMP_CRITICAL and OMP_ATOMIC.
2109 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2110 * c-pragma.h (enum pragma_kind): Add
2111 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2112 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2113 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2114 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2115 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2116 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2117 PRAGMA_OMP_THREADPRIVATE.
2118 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2119 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2120 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2121 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2122 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2123 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2124 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2125 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2126 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2127 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2128 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2129 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2130 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2132 (struct nesting_info): Add field_map,
2133 suppress_expansion, debug_var_chain.
2134 (create_nesting_tree): Initialize them.
2135 (lookup_field_for_decl): Use field_map.
2136 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2137 (convert_local_omp_clauses): New.
2138 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2139 (walk_body): Split out of walk_function.
2140 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2141 (convert_nonlocal_reference): Handle omp statements.
2142 (convert_local_reference): Likewise.
2143 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2144 (unnest_nesting_tree): New.
2145 (lower_nested_functions): Call it.
2146 (insert_field_into_struct): Make extern.
2147 (struct walk_stmt_info): Move to tree-gimple.h.
2148 (walk_stmts): Make extern.
2149 * omp-builtins.def: New file.
2150 * tree-iterator.c (expr_only): Clarify comment.
2151 * c-common.h (pushdecl_top_level, pushdecl,
2152 build_modify_expr, build_indirect_ref,
2153 c_finish_omp_master, c_finish_omp_critical,
2154 c_finish_omp_ordered, c_finish_omp_barrier,
2155 c_finish_omp_atomic, c_finish_omp_flush,
2156 c_finish_omp_for, c_split_parallel_clauses,
2157 omp_clause_default_kind, c_omp_sharing_predetermined,
2158 c_omp_remap_decl): Declare.
2159 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2160 (OBJS-common): Add omp-low.o.
2161 (c-omp.o, omp-low.o): Add.
2162 (gimplify.o): Add dependency on $(OPTABS_H).
2163 (GTFILES): Add omp-low.c.
2164 (gt-stringpool.h): Add.
2165 * tree-cfg.c (set_bb_for_stmt): Do not update the
2166 block-to-labels map if we are currently expanding to RTL.
2167 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2169 Handle IDENTIFIER_NODE.
2170 (tree_verify_flow_info): Do not ICE when emitting error
2171 messages about invalid labels.
2172 (dump_function_to_file): Reset CFUN before emitting the body
2174 (debug_function): New.
2175 * passes.c (init_optimization_passes): Schedule
2177 * langhooks-def.h (lhd_omp_predetermined_sharing,
2178 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2180 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2181 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2182 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2183 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2184 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2185 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2186 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2187 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2188 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2189 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2190 (LANG_HOOK_DECLS): Use them.
2192 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2193 Richard Henderson <rth@redhat.com>
2194 Jakub Jelinek <jakub@redhat.com>
2195 Diego Novillo <dnovillo@redhat.com>
2197 * c-parser.c (pragma_omp_clause): Define.
2198 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2199 (c_parser_compound_statement): Likewise.
2200 (c_parser_statement): Likewise.
2201 (c_parser_pragma): Handle omp pragmas.
2202 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2203 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2204 (c_parser_omp_clause_name, check_no_duplicate_clause,
2205 c_parser_omp_variable_list,
2206 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2207 c_parser_omp_clause_copyprivate,
2208 c_parser_omp_clause_default,
2209 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2210 c_parser_omp_clause_lastprivate,
2211 c_parser_omp_clause_nowait,
2212 c_parser_omp_clause_num_threads,
2213 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2214 c_parser_omp_clause_reduction,
2215 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2216 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2217 c_parser_omp_atomic, c_parser_omp_barrier,
2218 c_parser_omp_critical, c_parser_omp_flush,
2219 c_parser_omp_for_loop, c_parser_omp_for,
2220 c_parser_omp_master, c_parser_omp_ordered,
2221 c_parser_omp_sections_scope, c_parser_omp_sections,
2222 c_parser_omp_parallel, c_parser_omp_single,
2223 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2224 * c-pragma.c (init_pragma): Do omp pragma registration here.
2225 * c.opt (fopenmp): New flag.
2227 2006-01-18 Eric Christopher <echristo@apple.com>
2229 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2230 * config/darwin.h (GOMP_SELF_SPECS): Define.
2232 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2234 * rtl.h: Remove the prototype for reg_alloc.
2236 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2239 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2240 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2241 sjlj and dwarf2 exception handling.
2242 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2243 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2244 * pa/pa.c (function_value): Treat complex and vector types as
2246 (function_arg): Likewise. Only pass scalar floats in the floating
2247 point argument registers.
2248 * pa/t-slibgcc-dwarf-ver: New file.
2249 * pa/t-slibgcc-sjlj-ver: New file.
2250 * pa/t-slibgcc-elf-ver: Delete file.
2252 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2254 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2255 unlikely_test_section_p test.
2257 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2259 * mode-switching.c (optimize_mode_switching): Make it static.
2260 * basic-block.h: Remove the prototype for
2261 optimize_mode_switching.
2263 * modulo-sched.c (sms_schedule): Make it static.
2264 * rtl.h: Remove the prototype for sms_schedule.
2266 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2267 * rtl.h: Remove the prototype for gcse_after_reload_main.
2269 * reg-stack.c (reg_to_stack): Make it static.
2270 * rtl.h: Remove the prototype for reg_to_stack.
2272 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2274 * rtl.h: Remove the prototypes for regrename_optimize and
2275 copyprop_hardreg_forward.
2277 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2279 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2280 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2281 Test against the appropriate null constant for the mode.
2282 If 'fixup_overlap' is true, swap the operands if they overlap.
2283 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2284 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2285 alpha_split_tmode_pair and adjust for above change.
2286 * config/alpha/alpha.md (movtf_internal): Adjust call to
2287 alpha_split_tfmode_pair and rely on it to swap the operands.
2288 (movti_internal): New insn and post-reload splitter.
2289 (movti): New expander.
2291 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2293 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2296 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2298 * rtlanal.c (global_reg_mentioned_p_1,
2299 global_reg_mentioned_p): Remove.
2300 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2302 * flow.c (initialize_uninitialized_subregs): Make it static.
2303 * rtl.h: Remove the prototype for
2304 initialize_uninitialized_subregs.
2306 * function.c (instantiate_virtual_regs): Make it static.
2307 * function.h: Remove the prototype for
2308 instantiate_virtual_regs.
2310 * regmove.c (regmove_optimize, combine_stack_adjustments):
2312 * rtl.h: Remove the prototypes for regmove_optimize and
2313 combine_stack_adjustments.
2315 2006-01-17 Roger Sayle <roger@eyesopen.com>
2317 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2318 (size_cost): Encode costs in bytes so that a reg-reg addition is
2319 equivalent to COSTS_N_INSNS(1).
2320 (override_options): Use the size_cost.branch_cost as the default
2321 ix86_branch_cost when optimizing for size.
2323 2006-01-18 Ben Elliston <bje@au.ibm.com>
2325 * Makefile.in (D32PBIT_FUNCS): New.
2326 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2327 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2328 D64PBIT_FUNCS and D128PBIT_FUNCS.
2329 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2330 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2332 (decnumber_dep): Define.
2333 * doc/libgcc.texi (Decimal float library routines): New node.
2334 * config/dfp-bit.h, config/dfp-bit.c: New files.
2336 2006-01-18 Ben Elliston <bje@au.ibm.com>
2338 * expr.c (emit_move_change_mode): Always adjust addresses, not
2339 just during reload. Copy replacements only during reload.
2340 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2341 emit_move_via_integer.
2343 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2345 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2346 instead of $(srcdir) and ${srcdir}.
2348 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2352 * arm.h (struct machine_function): Add pic_reg.
2353 * arm.c (arm_pic_register): Make unsigned.
2354 (arm_override_options): Only set arm_pic_register if
2355 TARGET_SINGLE_PIC_BASE.
2356 (use_return_insn): Only test for a pic register if it is fixed.
2357 (arm_compute_save_reg0_reg12_mask): Likewise.
2358 (thumb_compute_save_reg_mask): Likewise.
2359 (legitimate_pic_operand): Factor out some known invariants.
2360 (legitimize_pic_address): If we don't have a fixed pic register,
2361 then set up a pseudo in the function entry sequence. Handle the
2362 pic base being in a pseudo.
2363 (arm_load_pic_register): Handle the pic register being in a pseudo.
2364 (arm_expand_prologue): Only set up the pic register if it is fixed.
2365 (thumb_expand_prologue): Likewise.
2366 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2367 (pic_load_addr_based_insn): Likewise.
2368 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2371 2006-01-18 Ben Elliston <bje@au.ibm.com>
2373 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2374 decimal float modes for all floating point registers.
2376 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2377 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2379 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2382 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2383 even when the pointer is not NULL.
2385 2006-01-16 Ian Lance Taylor <ian@airs.com>
2387 * common.opt (ftoplevel-reorder): New option.
2388 * cgraph.c (cgraph_asm_nodes): New global variable.
2389 (cgraph_asm_last_node): New static variable.
2390 (cgraph_order): New global variable.
2391 (cgraph_create_node): Set new order field.
2392 (cgraph_varpool_node): Likewise.
2393 (decide_is_variable_needed): Return true if not
2394 flag_toplevel_reorder.
2395 (cgraph_add_asm_node): New function.
2396 * cgraph.h (struct cgraph_node): Add order field.
2397 (struct cgraph_varpool_node): Add order field.
2398 (struct cgraph_asm_node): Define.
2399 (cgraph_asm_nodes, cgraph_order): Declare.
2400 (cgraph_add_asm_node): Declare.
2401 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2403 (cgraph_varpool_assemble_pending_decls): Call it.
2404 (cgraph_output_pending_asms): New static function.
2405 (cgraph_finalize_compilation_unit): Call it.
2406 (struct cgraph_order_sort): Define.
2407 (cgraph_output_in_order): New static function.
2408 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2409 !flag_toplevel_reorder case.
2410 * c-parser.c: Include "cgraph.h".
2411 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2413 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2414 than -fno-unit-at-a-time.
2415 * doc/invoke.texi (Option Summary): Mention
2416 -fno-toplevel-reorder.
2417 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2418 -funit-at-a-time documentation.
2420 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2421 Kazu Hirata <kazu@codesourcery.com>
2423 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2425 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2427 * Makefile.in (FUNCTION_H): New. Use it instead of
2428 function.h throughout the file.
2429 * function.h: Include tree.h.
2431 2006-01-17 Ben Elliston <bje@au.ibm.com>
2433 * recog.c: Separate some functions with whitespace.
2435 2006-01-16 Richard Henderson <rth@redhat.com>
2437 Merge from gomp branch:
2438 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2439 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2440 and rename from struct inline_data. Rename callee* to dst*;
2441 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2442 transform_new_cfg, transform_return_to_modify, and
2443 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2445 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2446 (copy_decl_for_dup): Remove.
2447 * tree-inline.c (struct inline_data): Move to header.
2448 (insert_decl_map): Export.
2449 (remap_decl): Update for member name changes. Use copy_decl hook.
2450 Allow for replacement to be a non-decl. Remove dead code.
2451 (remap_type_1): Check for existing mapping.
2452 (remap_type): Export.
2453 (remap_decls): Update for member name changes.
2454 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2455 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2456 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2457 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2458 (tree_function_versioning, build_duplicate_type): Likewise.
2459 (copy_body_r): Likewise. Export.
2460 (copy_decl_for_dup): Split into ...
2461 (copy_decl_for_dup_finish, copy_decl_to_var,
2462 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2463 (replace_ref_tree, inlining_p): Remove.
2465 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2467 * ifcvt.c (if_convert): Make it static.
2468 * rtl.h: Remove the prototype for if_convert.
2470 * local-alloc.c (local_alloc): Make it static.
2471 * rtl.h: Remove the prototype for local_alloc.
2473 * loop.c (loop_optimize): Make it static.
2474 * cfgloop.h: Remove the prototype for loop_optimize.
2477 2006-01-16 DJ Delorie <dj@redhat.com>
2479 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2482 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2484 * pa.md: Disparage copies between general and floating-point registers
2485 in 32-bit move patterns.
2487 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2490 * Makefile.in (check-%): Depend on site.exp instead of
2491 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2494 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2496 * global.c (global_alloc): Make it static.
2497 * rtl.h: Remove the prototype for global_alloc.
2499 2006-01-16 Richard Guenther <rguenther@suse.de>
2501 * tree-ssa-alias.c (struct used_part): Add write_only field.
2502 (get_or_create_used_part_for): Initialize it to true.
2503 (create_overlap_variables_for): Don't create structure variables
2504 for structures that only are written to.
2505 (find_used_portions): Handle MODIFY_EXPR to track whether a
2506 structure is only written to.
2508 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2510 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2512 * basic-block.h: Remove the prototype for
2513 partition_hot_cold_basic_blocks.
2515 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2517 * cppspec.c (lang_specific_spec_functions): Remove.
2518 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2519 * gcc.h (lang_specific_spec_functions): Remove.
2520 * gccspec.c (lang_specific_spec_functions): Remove.
2522 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2524 * combine.c (record_value_for_reg): Invalidate registers
2526 (record_dead_and_set_regs_1): Likewise, by passing them to
2527 record_value_for_reg.
2528 (record_dead_and_set_regs): Invalidate stores made by a
2529 call. We do not combine across a call, but we still
2530 relied on equivalences.
2532 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2534 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2535 vrp_int_const_binop returning non-constant nodes.
2537 2006-01-16 Paul Brook <paul@codesourcery.com>
2539 * config/m68k/m68k.c (output_move_const_into_data_reg):
2540 Output correct mnemonic for mvz and mvs.
2542 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2544 * rtl-factoring.c: Add sequence abstraction algorithm.
2545 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2546 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2548 (block_has_preserve_label): New function.
2549 * common.opt: Register new pass.
2550 * Makefile.in: Ditto.
2552 * timevar.def: Ditto.
2553 * tree-pass.h: Ditto.
2554 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2555 * rtl.h (make_jump_insn_raw): Add forward decl.
2556 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2558 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2559 Roger Sayle <roger@eyesopen.com>
2561 * fold-const.c (fold_minmax): New static function.
2562 (fold_binary) <MIN_EXPR>: Call it.
2563 <MAX_EXPR>: Likewise.
2564 * stor-layout.c (place_field): Use DECL_SIZE consistently
2565 in the computation of the new record size.
2567 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2569 * cse.c (cse_condition_code_reg): Make it static.
2570 * rtl.h: Remove the prototype for cse_condition_code_reg.
2572 * combine.c (combine_instructions): Make it static.
2573 * rtl.h: Remove the prototype for combine_instructions.
2575 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2578 * tree.c (get_file_function_name_long): Concatenate the first global
2579 object name with a string derived from the input filename of the object
2582 2006-01-16 Ben Elliston <bje@au.ibm.com>
2584 * config/i386/winnt-stubs.c: Update FSF address.
2585 * config/xtensa/ieee754-df.S: Ditto.
2586 * config/xtensa/ieee754-sf.S: Ditto.
2588 2006-01-14 Ian Lance Taylor <ian@airs.com>
2590 * ifcvt.c (noce_init_if_info): New static function, broken out of
2591 noce_process_if_block.
2592 (noce_process_if_block): Call noce_init_if_info.
2593 (check_cond_move_block): New static function.
2594 (cond_move_process_if_block): New static function.
2595 (process_if_block): Call cond_move_process_if_block.
2597 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2599 * cselib.c (hash_table): Rename to cselib_hash_table.
2600 (cselib_clear_table, discard_useless_values,
2601 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2602 cselib_init, cselib_finish): Adjust uses of hash_table.
2604 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2606 PR tree-optimization/25485
2607 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2608 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2609 is known to be false and true, respectively.
2611 2006-01-14 Richard Guenther <rguenther@suse.de>
2613 PR tree-optimization/22548
2614 PR tree-optimization/22555
2615 PR tree-optimization/22501
2616 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2617 * params.def (salias-max-array-elements): New parameter.
2618 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2619 * doc/invoke.texi (salias-max-array-elements): Document.
2620 * tree-flow-inline.h (var_can_have_subvars): We also handle
2622 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2624 * tree-ssa-structalias.c (params.h): Include.
2625 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2626 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2627 (get_constraint_for): For ADDR_EXPR operating on something
2628 containing an ARRAY_REF, add all subvars to the solution.
2629 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2630 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2631 for creating MUST_DEFs.
2632 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2634 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2636 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2638 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2639 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2640 number_of_iterations_le): New functions.
2641 (number_of_iterations_special): Removed.
2642 (number_of_iterations_exit): Do not use number_of_iterations_special.
2643 * tree.c (unsigned_type_for): Always return integer type.
2645 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2646 Richard Guenther <rguenther@suse.de>
2648 PR rtl-optimization/24257
2649 * gcse.c (find_moveable_store): Only consider a store movable
2650 when the SET_SRC of the insn can be assigned to a register.
2652 2006-01-14 Ian Lance Taylor <ian@airs.com>
2654 * tree.c (tree_not_class_check_failed): New function.
2655 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2656 (tree_not_class_check_failed): Declare.
2658 2006-01-13 Ian Lance Taylor <ian@airs.com>
2660 * reload1.c (do_output_reload): Add assertion rejecting a
2663 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2665 * combine.c (struct reg_stat): Add new fields truncation_label and
2667 (record_value_for_reg): Reset truncated_to_mode.
2668 (record_truncated_value): New function.
2669 (check_promoted_subreg): Call it. Rename to check_conversions.
2670 (combine_instructions): Rename check_promoted_subreg to
2672 (reg_truncated_to_mode): New function.
2673 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2674 (gen_lowpart_or_truncate): New function.
2675 (force_to_mode): Use it instead of gen_lowpart.
2677 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2679 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2680 VAR is a tag, not its type tag.
2682 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2684 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2685 alternatives to match style of other entries.
2686 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2688 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2690 PR tree-optimization/25771
2691 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2694 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2697 * tree-inline.c (declare_return_variable): If the return variable
2698 was marked as a non gimple complex, set the return slot variable
2699 to be a non gimple comple variable.
2701 2006-01-13 Richard Guenther <rguenther@suse.de>
2703 * builtins.c (expand_builtin_sincos): New function.
2704 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2706 (expand_builtin): Expand sincos using expand_builtin_sincos.
2708 2006-01-12 DJ Delorie <dj@redhat.com>
2710 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2711 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2712 so that constant shifts can be split.
2713 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2714 (m32c_valid_pointer_mode): Make static.
2715 (shift_gen_func_for): New.
2716 (m32c_prepare_shift): Use it. Split large const shifts into
2718 * config/m32c/predicates.md (shiftcount_operand): Allow more
2720 (longshiftcount_operand): New.
2721 * doc/md.texi (Machine Constraints): Document In6.
2723 2006-01-13 Ben Elliston <bje@au.ibm.com>
2725 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2726 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2729 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2731 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2732 to try to avoid clobbering pieces of structures when we know
2733 something about the whole structure.
2734 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2736 2006-01-13 Ben Elliston <bje@au.ibm.com>
2738 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2739 return in memory, as this is no limitation is no longer present.
2741 2006-01-12 DJ Delorie <dj@redhat.com>
2743 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2744 mova with fb, and for fb+0 -> An.
2746 * config/m32c/mov.md (peephole2): Fix enabling logic.
2748 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2749 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2750 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2751 FINI_ARRAY_SECTION_ASM_OP): Define.
2753 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2755 (m32c_legitimize_reload_address): New logic to reload FB to An.
2756 (m32c_output_reg_push): Add newline.
2757 (m32c_output_reg_pop): Likewise.
2759 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2761 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2763 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2765 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2767 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2769 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2772 2006-01-11 Ben Elliston <bje@au.ibm.com>
2774 * rtlanal.c (find_reg_note): Assert insn is not null.
2776 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2778 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2781 2006-01-11 Jeff Law <law@redhat.com>
2783 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2785 (mark_threaded_blocks, register_jump_thread): New functions.
2786 (thread_through_all_blocks): Remove unwanted argument. No
2787 longer rely on e->aux to communicate thread target info.
2788 Call mark_threaded_blocks. Release the threaded_blocks
2789 bitmap and threaded_edges vector when complete.
2790 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2791 (threaded_blocks): Remove.
2792 (tree_ssa_dominator_optimize): Remove initialization and
2793 finalization of threaded_blocks. Simplify call to
2794 thread_through_all_blocks.
2795 (thread_across_edge): Call register_jump_thread rather than
2796 storing thread information into e->aux.
2797 (free_all_edge_infos): Simplify now that e->aux is no longer
2798 used to communicate with thread_through_all_blocks.
2799 * tree-flow.h (thread_through_all_blocks): Update prototype.
2800 (register_jump_thread): Prototype.
2802 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2804 * df-core.c (df_compact_blocks, df_bb_replace): Use
2805 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2807 2006-01-11 Richard Guenther <rguenther@suse.de>
2809 PR tree-optimization/25734
2810 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2811 stop propagation after successful propagation to the LHS.
2813 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2815 * basic-block.h (control_flow_graph): Change the type of
2816 x_basic_block_info to VEC(basic_block,gc) *.
2817 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2819 (SET_BASIC_BLOCK): New.
2820 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2821 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2822 * cfgbuild.c (find_basic_blocks): Likewise.
2823 * cfglayout.c (fixup_reorder_chain): Likewise.
2824 * cfgrtl.c (create_basic_block_structure,
2825 rtl_create_basic_block): Likewise.
2826 * ifcvt.c (find_if_case_1): Likewise.
2827 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
2830 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2832 * Makefile.in: Removed rotted odf.c entry.
2834 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
2837 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
2838 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
2839 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
2840 output pattern modifier, not %e.
2841 * config/cris/cris.c (cris_op_str): Update comment about pattern
2843 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
2844 before falling through into...
2845 <case 'E'>: Redefined from old 'e' case.
2847 2006-01-11 Jan Hubicka <jh@suse.cz>
2850 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2852 2006-01-11 Jan Hubicka <jh@suse.cz>
2854 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
2855 * i386.c (x86_decompose_lea): Kill.
2856 (ix86_rtx_costs): Kill.
2858 2006-01-11 Jan Hubicka <jh@suse.cz>
2860 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
2861 * cgraph.h (cgraph_node): Add inline_decl.
2862 (cgraph_insert_node_to_hashtable): Declare.
2863 (save_inline_function_body): Declare.
2864 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
2866 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
2867 (cgraph_function_versioning): Update call of tree_function_versioning.
2868 (save_inline_function_body): New function.
2869 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
2870 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
2871 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
2872 (cgraph_default_inline_p): Likewise.
2873 (cgraph_decide_inlining_incrementally): Likewise.
2874 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
2875 (copy_bb): Kill saving; do updating of clones.
2876 (copy_cfg_body): Kill saving.
2877 (initialize_inlined-parameters): Likewise.
2878 (expand_call_inline): Likewise.
2880 (tree_function_versioning): New parameter "update_clones".
2881 (inlining_p): Kill saving.
2882 * tree-inline.h (tree_function_versioning): Update prototype.
2883 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
2886 2006-01-11 Ian Lance Taylor <ian@airs.com>
2888 * combine.c (struct undo): Remove is_int. Enumify types of undos.
2889 Allow undoing set of machine mode.
2890 (do_SUBST): Use enums instead of is_int.
2891 (do_SUBST_MODE): New function.
2892 (SUBST_MODE): New macro.
2893 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2894 reg and trying to replace reg_regno_rtx with a new register.
2895 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2896 (simplify_set): Use SUBST_MODE.
2897 (distribute_notes): Remove code that tried to update reg notes
2898 for regno_reg_rtx changes.
2900 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2902 PR tree-optimization/23109
2903 PR tree-optimization/23948
2904 PR tree-optimization/24123
2906 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2907 * tree-cfg.c (single_noncomplex_succ): New.
2908 * tree-flow.h (single_noncomplex_succ): Declare it.
2909 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2910 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2911 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2912 insert_bb, register_division_in, insert_reciprocals,
2913 replace_reciprocal, free_bb): New.
2914 (execute_cse_reciprocals_1): Rewritten.
2915 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2916 Do not commit any edge insertion. Always compute dominators and
2917 create the allocation pool.
2918 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
2919 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
2920 * targhooks.c (default_min_divistions_for_recip_mul): New.
2921 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
2922 * passes.c (init_optimization_passes): Run recip after tree loop
2924 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2926 2006-01-11 Danny Berlin <dberlin@dberlin.org>
2927 Kenneth Zadeck <zadeck@naturalbridge.com>
2929 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
2930 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
2931 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
2932 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
2933 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
2934 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
2935 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
2936 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
2937 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
2938 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
2939 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
2940 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
2941 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
2942 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
2943 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
2944 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
2945 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
2946 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
2947 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2948 DF_SCAN_POST_ALLOC): New macros.
2949 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2950 df_free_bb_function, df_local_compute_function, df_init_function,
2951 df_dataflow_function, df_confluence_function_0,
2952 df_confluence_function_n, df_transfer_function,
2953 df_finalizer_function, df_free_function, df_dump_problem_function,
2954 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
2955 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
2956 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
2957 df_urec_bb_info, ) New types.
2958 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
2960 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
2961 df_analyze_simple_change_some_blocks,
2962 df_analyze_simple_change_one_block, df_compact_blocks,
2963 df_bb_replace, df_bb_regno_last_use_find,
2964 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
2965 df_insn_regno_def_p, df_find_def, df_find_use,
2966 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
2967 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
2968 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
2969 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
2970 debug_df_chain, df_get_dependent_problem, df_chain_create,
2971 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
2972 df_grow_bb_info, df_chain_dump, df_print_bb_index,
2973 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
2974 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
2975 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
2976 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
2977 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
2978 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
2979 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
2980 df_ref_remove, df_insn_refs_delete, df_refs_delete,
2981 df_reorganize_refs, df_set_state, df_hard_reg_init,
2982 df_read_modify_subreg_p) New public functions.
2983 * df-core.c: The core dataflow solver and glue routines for rtl
2985 (df_init, df_add_problem, df_set_blocks, df_finish,
2986 df_hybrid_search_forward, df_hybrid_search_backward,
2987 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
2988 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
2989 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
2990 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
2991 df_reg_defined, df_find_use, df_reg_used, df_dump,
2992 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
2993 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
2994 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
2995 debug_df_useno, reset_df_after_reload): New functions.
2996 * df-scan.c: The scanning fuctions, once in df.c, completely
2997 rewritten so that they now fully model the functionality of
2998 register usage at the backend.
2999 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3000 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3001 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3002 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3003 df_get_artificial_defs, df_get_artificial_uses,
3004 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3005 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3006 df_refs_delete, df_reorganize_refs, df_set_state,
3007 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3008 df_def_record_1, df_defs_record, df_uses_record,
3009 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3010 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3011 df_record_exit_block_uses, df_hard_reg_init): New functions.
3013 * df-problems.c: Seven concrete dataflow problems that use the
3014 scanning in df-scan.c and are solved by the engine in df-core.c.
3015 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3016 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3017 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3018 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3019 df_ru_free_bb_info, df_ru_alloc,
3020 df_ru_bb_local_compute_process_def,
3021 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3022 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3023 df_ru_transfer_function, df_ru_free, df_ru_dump,
3024 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3025 df_rd_free_bb_info, df_rd_alloc,
3026 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3027 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3028 df_rd_transfer_function, df_rd_free, df_rd_dump,
3029 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3030 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3031 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3032 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3033 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3034 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3035 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3036 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3037 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3038 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3039 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3040 df_urec_mark_reg_use_for_earlyclobber,
3041 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3042 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3043 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3044 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3045 df_chain_create_bb_process_use, df_chain_create_bb,
3046 df_chain_finalize, df_chain_free, df_chains_dump,
3047 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3048 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3049 df_reg_lifetime): New functions.
3050 * df.c: Deleted file.
3051 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3052 consistent with new df api.
3053 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3054 rest_of_handle_sms): Ditto.
3055 * web.c (unionfind_union, union_defs, entry_register, web_main):
3057 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3058 invariant_expr_equal_p, find_defs, check_dependencies,
3059 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3060 free_inv_motion_data, move_loop_invariants): Ditto.
3061 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3062 Update dependencies.
3063 (odf.c): Added defective entry that was deleted later in day.
3064 * sched-deps.c (sched_analyze_1): Ditto.
3066 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3068 * tree-ssa-operands.c (get_expr_operands): Record addressable
3069 variables directly. Do not call add_stmt_operands for CONST_DECLs
3071 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3072 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3074 2006-01-11 Ben Elliston <bje@au.ibm.com>
3076 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3077 function returns true in the positive case.
3079 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3082 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3083 for SI, DI, SF and DF modes. Add alternatives to copy between
3084 general and floating point registers to the 32-bit patterns.
3085 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3086 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3087 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3088 generating 64-bit code.
3089 * config/pa/pa.c (output_move_double): Handle copies between general
3090 and floating registers.
3092 2006-01-10 Stuart Hastings <stuart@apple.com>
3094 * config/i386/i386.md (set_got): Update.
3095 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3096 (builtin_setjmp_receiver): Mach-O support.
3097 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3098 (GOT_SYMBOL_NAME): Define.
3099 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3100 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3101 * config/i386/i386.c (override_options): Revise for Darwin.
3102 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3103 support. (darwin_x86_file_end): New. (output_set_got): Add label
3104 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3105 * config/i386/i386-protos.h (output_set_got): Likewise.
3106 * config/darwin.c (machopic_legitimize_pic_address): Update
3109 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3111 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3112 when MODE isn't BLKmode.
3114 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3116 PR rtl-optimization/25367
3117 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3119 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3122 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3123 for a negative bound.
3125 2006-01-10 Richard Guenther <rguenther@suse.de>
3127 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3128 Never override with anything constraint.
3130 2006-01-10 Jan Beulich <jbeulich@novell.com>
3132 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3133 256 bits when optimize_size.
3135 2006-01-10 Jan Beulich <jbeulich@novell.com>
3137 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3139 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3140 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3143 2006-01-10 Ben Elliston <bje@au.ibm.com>
3145 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3147 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3148 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3149 (USE_FP_FOR_ARG): Reject decimal float modes.
3150 (function_arg_advance): Likewise.
3151 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3152 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3153 point types in AltiVec vectors.
3154 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3155 (rs6000_libcall_value): Likewise.
3157 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3159 * config/xtensa/ieee754-df.S: New file.
3160 * config/xtensa/ieee754-sf.S: New file.
3161 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3162 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3163 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3165 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3167 * config/sh/predicates.md (binary_float_operator,
3168 binary_logical_operator, commutative_float_operator,
3169 equality_comparison_operator, greater_comparison_operator,
3170 less_comparison_operator, logical_operator,
3171 noncommutative_float_operator, shift_operator,
3172 symbol_ref_operand, unary_float_operator): Remove redundant
3175 2006-01-09 Jeff Law <law@redhat.com>
3177 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3178 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3179 now unused arguments. Callers updated.
3180 (eliminate_redundant_computations): Remove now unused arguments,
3182 (local_fold): Remove, no longer used.
3183 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3185 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3186 (simplify_cond): New function.
3187 (forward_propagate_into_cond): Call simplify_cond.
3189 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3191 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3192 (*vec_extractv2di_1_sse): New.
3194 2006-01-09 Ben Elliston <bje@au.ibm.com>
3196 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3198 2006-01-08 Richard Guenther <rguenther@suse.de>
3200 * tree-ssa-structalias.c (get_constraint_for): Remove
3202 (get_constraint_for_component_ref): Likewise.
3203 (do_deref): Likewise.
3204 (get_constraint_for): Likewise.
3205 (do_structure_copy): Likewise.
3206 (handle_ptr_arith): Likewise.
3207 (find_func_aliases): Likewise. Remove unused need_anyoffset
3210 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3211 Kaz Kojima <kkojima@gcc.gnu.org>
3213 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3214 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3215 (EXTRA_CONSTRAINT_C16): Remove.
3216 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3217 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3218 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3219 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3220 constants of SHmedia. Handle nested constant expressions of
3222 (andcosts): Fix the costs for SHmedia constants.
3223 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3224 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3225 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3226 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3227 (movv4hi_i, movv2si_i): Likewise.
3228 (movsi_const): Adjust the second operand of ior so to match with
3230 (movdi_const, movdi_const_32bit): Likewise.
3231 (movdi_const_16bit+1): Don't sign-extend LOW.
3232 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3234 (*double_shori): Fix the split condition. Use GEN_INT instead
3235 of get_int_mode calls. Mask lower 16-bit of the argument of
3237 (sym2GOTPLT): Remove.
3238 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3240 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3241 instead of EXTRA_CONSTRAINT_C16.
3243 2006-01-07 Ian Lance Taylor <ian@airs.com>
3244 David Edelsohn <edelsohn@gnu.org>
3246 PR rtl-optimization/25662
3247 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3248 for constant operands instead of simplify_gen_binary.
3249 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3250 after trying simplify_binary_operation
3252 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3254 * tree.c (iterative_hash_expr): Hash decls based on UID.
3256 2006-01-06 Eric Christopher <echristo@apple.com>
3258 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3259 (TARGET_UNWIND_EMIT): Fix spelling.
3260 * target.h (gcc_target): Add except_table_label.
3261 * except.c (output_function_exception_table): Use.
3262 * varasm.c (default_emit_except_table_label): New.
3263 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3265 (asm_out): Add here.
3266 * output.h (default_emit_except_table_label): Prototype.
3267 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3268 * config/darwin.c (darwin_emit_except_table_label): Define.
3269 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3271 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3273 PR tree-optimization/18527
3274 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3275 number_of_iterations_special, number_of_iterations_exit):
3276 Move base and step of an iv to a single structure. Add
3277 no_overflow flag, and use it in # of iterations analysis.
3278 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3279 folded_casts argument.
3280 (simple_iv): Pass base and step in a structure. Set no_overflow
3282 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3283 Evaluate expensiveness of computing # of iterations instead of
3284 the final expression.
3285 * tree-scalar-evolution.h (affine_iv): New structure.
3286 (simple_iv): Declaration changed.
3287 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3288 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3289 find_givs_in_stmt): Changed due to simple_iv change.
3291 2006-01-06 Jeff Law <law@redhat.com>
3294 * tree-cfg.c (bsi_replace): Rename final argument from
3295 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3296 change (stmt -> orig_stmt).
3297 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3298 (bsi_remove): Add new argument. Remove EH information
3300 (verify_eh_throw_table_statements): New function.
3301 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3303 * tree-optimize.c (execute_free_cfg_annotations): Verify
3304 the EH throw statement table after removing annotations.
3305 * except.h (verify_eh_throw_table_statements): Prototype.
3306 * tree-flow.h (bsi_remove): Update prototype.
3307 * tree-vrp.c (remove_range_assertions): Add new argument to
3309 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3310 * tree-complex.c (expand_complex_div_wide): Likewise.
3311 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3312 * tree-tailcall.c (eliminate_tailcall): Likewise.
3313 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3314 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3315 * tree-nrv.c (tree_nrv): Likewise.
3316 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3317 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3318 (combine_blocks): Likewise.
3319 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3320 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3321 (cleanup_control_flow): Likewise.
3322 (remove_forwarder_block): Likewise.
3323 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3324 * tree-sra.c (sra_replace): Likewise.
3325 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3326 (forward_propagate_single_use_vars): Likewise.
3327 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3328 * tree-inline.c (expand_call_inline): Likewise.
3329 * tree-vect-transform.c (vect_transform_loop): Likewise.
3330 * tree-outof-ssa.c (rewrite_trees): Likewise.
3331 * tree-cfg.c (make_goto_expr_edges): Likewise.
3332 (cleanup_dead_labels): Likewise.
3333 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3334 (bsi_move_before, bsi_move_after): Likewise.
3335 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3336 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3338 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3341 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3343 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3344 on non gimple variables. Also add checks at the top for decls and
3346 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3348 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3349 and IMAGPART_EXPR for creating MUST_DEFs.
3350 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3351 and NAME_MEMORY_TAG separately from the DECLs.
3353 2006-01-06 Richard Guenther <rguenther@suse.de>
3355 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3356 annotation, if necessary.
3357 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3358 redundant calls to update_stmt.
3359 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3362 2006-01-05 Richard Henderson <rth@redhat.com>
3364 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3366 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3368 * c-typeck.c: Update copyright date.
3370 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3372 * c-typeck.c (build_c_cast): Always warn when casting
3373 from a pointer to an integer of different size, even if
3374 the node was constant.
3376 2006-01-05 Richard Guenther <rguenther@suse.de>
3378 PR tree-optimization/22555
3379 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3380 if one structure field is an array.
3381 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3382 operands even if we found a subvar, but ignore VOPs in this
3384 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3386 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3388 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3391 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3393 2006-01-05 Richard Guenther <rguenther@suse.de>
3394 Diego Novillo <dnovillo@redhat.com>
3396 * tree-pass.h (TODO_remove_unused_locals): Define.
3397 * gimple-low.c (expand_var_p, remove_useless_vars,
3398 pass_remove_useless_vars): Remove. Update all users.
3399 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3400 (remove_unused_locals): New function.
3401 * tree-flow.h (remove_unused_locals): Declare.
3402 * passes.c (execute_todo): Call remove_unused_locals if
3403 TODO_remove_unused_locals is set.
3404 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3405 * tree-ssa-dce.c (pass_dce): Likewise.
3406 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3408 2006-01-05 Richard Guenther <rguenther@suse.de>
3410 * tree-flow.h (struct fieldoff): Decompose field to
3411 type, size and decl.
3412 * tree-ssa-alias.c (create_sft): Take type as parameter.
3413 (create_overlap_variables_for): Store type, size and decl
3414 in the fieldoff structure.
3415 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3417 (push_fields_onto_fieldstack): Likewise.
3418 (create_variable_info_for): Likewise. Use offset for the
3419 SFT name if the decl is not available.
3421 2006-01-04 Paul Brook <paul@codesourcery.com>
3423 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3425 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3427 * lambda-code.c (can_put_in_inner_loop): Relax
3429 (can_put_after_inner_loop): New function.
3430 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3431 (perfect_nestify): Change to make copies and modify uses.
3433 2006-01-04 Richard Henderson <rth@redhat.com>
3435 Merge from gomp branch:
3436 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3437 via integer constant.
3438 (pragma_lex): Remove.
3439 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3440 rather than parsing it.
3441 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3442 handle_pragma_extern_prefix): Add %< %> quotes.
3443 (registered_pragmas): New.
3444 (c_register_pragma_1): New.
3445 (c_register_pragma): Use it.
3446 (c_register_pragma_with_expansion): Likewise.
3447 (c_invoke_pragma_handler): New.
3448 (init_pragma): Use cpp_register_deferred_pragma directly for
3450 * c-pragma.h (enum pragma_kind): New.
3451 (pragma_handler): New.
3452 (c_invoke_pragma_handler): Declare.
3453 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3455 * c-common.h (c_common_pch_pragma): Update decl.
3456 * Makefile.in (c-parser.o): Update dependencies.
3457 (GTFILES): Add c-pragma.h.
3458 * c-parser.c (struct c_token): Add pragma_kind.
3459 (struct c_parser): Add in_pragma.
3460 (c_lex_one_token): Always initialize keyword and pragma_kind.
3461 Extract data for CPP_PRAGMA.
3462 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3463 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3464 Don't allow CPP_PRAGMA_EOL if in_pragma.
3465 (c_parser_consume_pragma): New.
3466 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3467 (c_parser_skip_to_end_of_parameter): Likewise.
3468 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3469 (c_parser_skip_to_pragma_eol): New.
3470 (c_parser_external_declaration): Handle CPP_PRAGMA.
3471 (c_parser_compound_statement_nostart): Likewise.
3472 (c_parser_statement_after_labels): Likewise.
3473 (c_parser_pragma): New.
3474 (pragma_lex): Likewise.
3475 (c_parser_pragma_pch_preprocess): New.
3476 (c_parser_new): Merge into ...
3477 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3479 2006-01-04 Jeff Law <law@redhat.com>
3482 * tree-cfg.c (bsi_replace): Remove the original statement
3483 from the EH throw statement table.
3485 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3487 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3488 make the prototype extern "C" and add throw ().
3491 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3492 and pos non-negative and pos + len <= 32.
3493 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3494 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3495 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3498 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3499 as well as sizes not multiple of component size.
3502 * function.c (instantiate_expr): New function.
3503 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3504 walk its DECL_VALUE_EXPR with instantiate_expr.
3506 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3507 DW_OP_deref{,_size} if address isn't going to be added.
3509 2006-01-04 Ben Elliston <bje@au.ibm.com>
3511 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3512 * config/fp-bit.c: Likewise.
3514 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3516 * dominance.c: Add comment about why we use DFS numbering
3519 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3520 Richard Henderson <rth@redhat.com>
3522 Merge from gomp-branch:
3523 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3524 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3526 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3528 PR rtl-optimization/25578
3529 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3530 pass a parameter to simplify_shift_const if changing ASHIFTRT
3533 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3535 * builtins.c (get_builtin_sync_mem): New function.
3536 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3537 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3538 Call get_builtin_sync_mem to generate mem rtx.
3540 2006-01-03 Richard Guenther <rguenther@suse.de>
3543 * stmt.c (add_case_node): Make sure to clear overflow flags
3546 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3548 Merge from gomp-branch.
3549 * config/sparc/sync.md: New file.
3550 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3551 UNSPECV_LDSTUB): New constants.
3552 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3553 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3554 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3557 2006-01-03 Roger Sayle <roger@eyesopen.com>
3559 * combine.c (reg_subword_p): New predicate to test whether the
3560 destination of a set refers to a subword/piece of a register.
3561 (try_combine): Generalize the code to merge the setting of a
3562 pseudo to a constant followed by a set of a subword of that
3563 register to a constant.
3565 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3567 * basic-block.h (control_flow_graph): Change the type of
3568 x_label_to_block_map to VEC(basic_block,gc) *.
3569 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3570 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3572 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3573 VEC(basic_block,heap) *.
3574 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3575 ssa_prop_fini): Adjust the uses of cfg_blocks.
3577 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3579 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3581 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3582 hashing trees instead of a pointer hash.
3583 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3584 compare for MEM_EXPR.
3586 PR rtl-optimization/25130
3587 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3588 when comparing MEMs for GCSE
3590 2006-01-03 Ben Elliston <bje@au.ibm.com>
3592 * targhooks.h (default_decimal_float_supported_p): Declare.
3593 * targhooks.c (default_decimal_float_supported_p): Define.
3594 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3595 `default_decimal_float_supported_p'.
3596 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3598 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3600 * combine.c (apply_distributive_law <SUBREG>): Check
3601 TRULY_NOOP_TRUNCATION.
3603 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3605 * dwarf2out.c (have_switched_text_section): Delete.
3606 (have_multiple_function_sections): New.
3607 (have_location_lists): Make 'bool'.
3608 (add_AT_loc_list): Use 'true' not '1'.
3609 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3610 (output_loc_list): Use have_multiple_function_sections.
3611 (output_ranges): Likewise.
3612 (dwarf2out_begin_function): Set have_multiple_function_sections if
3614 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3615 Check function_section rather than DECL_SECTION_NAME.
3616 (dwarf2out_finish): Use have_multiple_function_sections.
3617 Don't clear have_location_lists.
3619 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3620 Jan Hubicka <jh@suse.cz>
3622 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3623 case of conditional jump jumping to the next instruction.
3624 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3625 cases of conditional jump jumping to the next instruction.
3627 2006-01-02 Jan Hubicka <jh@suse.cz>
3629 * i386.c (*_cost): Add COSTS_N_INSNS.
3630 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3632 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3635 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3637 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3639 * config/arm/arm.c (all_fpus): Fix comment typo.
3640 * config/darwin.c: Likewise.
3641 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3642 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3643 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3645 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3647 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3648 (rs6000_split_compare_and_swapqhi): New.
3649 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3650 (sync_compare_and_swapqhi_internal): New.
3651 * config/rs6000/rs6000-protos.h: Declare.