1 2006-02-01 Steve Ellcey <sje@cup.hp.com>
3 * gcc.c (process_command): Change j to 'unsigned int'.
5 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
9 Use the corrected index for the character
10 out of the string constant.
12 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
14 * mode-switching.c (optimize_mode_switching): Fix size
15 allocated for bb_info[n_entities].
17 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
19 * gcc.c (main): Correct type that is allocated for
22 2006-01-31 Jakub Jelinek <jakub@redhat.com>
24 * config/s390/s390.c (init_alignment_context): Set
25 ALIAS_SET_MEMORY_BARRIER on the MEM.
26 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
28 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
31 * loop-unroll.c (unroll_loop_runtime_iterations): Free
33 * tree-ssa-live.c (type_var_init): Allocate bitmap after
36 2006-01-31 Marcin Dalecki <martin@dalecki.de>
38 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
40 * tree-ssa-loop-im.c: Ditto.
42 * tree-complex.c: Ditto.
44 * tree-ssa-threadupdate.c: Ditto.
46 * java/class.c: Ditto.
47 * java/jcf-parse.c: Ditto.
48 * java/resource.c: Ditto.
49 * java/except.c: Ditto.
50 * java/jvspec.c: Ditto.
51 * java/jcf-write.c: Ditto.
52 * java/jcf-path.c: Ditto.
53 * java/gjavah.c: Ditto.
54 * java/zextract.c: Ditto.
55 * java/jcf-io.c: Ditto.
57 * java/buffer.c: Ditto.
59 * java/parse-scan.y: Ditto.
62 * cfgloopmanip.c: Ditto.
63 * postreload-gcse.c: Ditto.
64 * tree-ssa-loop-manip.c: Ditto.
65 * postreload.c: Ditto.
66 * tree-ssa-loop-ch.c: Ditto.
70 * diagnostic.c: Ditto.
75 * cfgloopanal.c: Ditto.
76 * objc/objc-act.c: Ditto.
78 * genextract.c: Ditto.
79 * genautomata.c: Ditto.
80 * pretty-print.c: Ditto.
82 * cgraphunit.c: Ditto.
85 * haifa-sched.c: Ditto.
88 * tree-ssa-loop-ivopts.c: Ditto.
90 * mode-switching.c: Ditto.
91 * modulo-sched.c: Ditto.
93 * ipa-pure-const.c: Ditto.
95 * fix-header.c: Ditto.
97 * tree-stdarg.c: Ditto.
100 * ipa-inline.c: Ditto.
103 * alloc-pool.c: Ditto.
104 * dwarf2out.c: Ditto.
106 * genattrtab.c: Ditto.
107 * tree-ssa-loop-ivcanon.c: Ditto.
111 * fortran/gfortranspec.c: Ditto.
113 * local-alloc.c: Ditto.
114 * langhooks.c: Ditto.
116 * tree-vectorizer.c: Ditto.
118 * ipa-type-escape.c: Ditto.
120 * tree-if-conv.c: Ditto.
123 * tree-data-ref.c: Ditto.
124 * loop-unroll.c: Ditto.
125 * treelang/treetree.c: Ditto.
128 * ggc-common.c: Ditto.
132 * tree-cfgcleanup.c: Ditto.
133 * tree-ssa-pre.c: Ditto.
134 * cfgcleanup.c: Ditto.
135 * loop-invariant.c: Ditto.
138 * print-tree.c: Ditto.
141 * sched-deps.c: Ditto.
143 * tree-object-size.c: Ditto.
145 * bb-reorder.c: Ditto.
147 * var-tracking.c: Ditto.
149 * df-problems.c: Ditto.
150 * reg-stack.c: Ditto.
153 * sched-rgn.c: Ditto.
154 * tree-ssa-structalias.c: Ditto.
155 * tree-ssa-reassoc.c: Ditto.
156 * config/darwin-c.c: Ditto.
157 * config/darwin.c: Ditto.
158 * config/arm/arm.c: Ditto.
163 2006-01-31 Nicolas Pitre <nico@cam.org>
165 * arm.md (smaxsi3): Make aware of smax_m1.
168 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
170 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
172 2006-01-31 Richard Guenther <rguenther@suse.de>
174 * doc/invoke.texi (-msselibm): Document.
175 * target.h (expand_library_builtin): New target hook.
176 * builtins.c (expand_builtin): Use expand_library_builtin.
177 (default_expand_library_builtin): New function.
178 * gcc.c (LINK_GCC_MATH_SPEC): Define.
179 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
180 (link_gcc_math_spec): Declare.
181 (static_specs): Add link_gcc_math_spec.
182 * expr.h (default_expand_library_builtin): Declare.
183 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
184 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
185 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
186 * config/i386/i386.opt (msselibm): New target option.
187 * config/i386/i386.c (ix86_builtin_function_variants): New array.
188 (ix86_init_sse_abi_builtins): New function.
189 (ix86_expand_library_builtin): Likewise.
190 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
191 (override_options): Handle error conditions wrt -msselibm.
192 (ix86_builtins): Add function codes for SSE2 ABI builtins.
193 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
194 * doc/extend.texi (__builtin_sse2_*): Document new target specific
197 2006-01-31 Richard Guenther <rguenther@suse.de>
198 Paolo Bonzini <bonzini@gnu.org>
200 * doc/install.texi (--disable-libgcc-math): Document.
202 2006-01-30 Marcin Dalecki <martin@dalecki.de>
204 * expr.h (expand_normal): new inline function.
205 * builtins.c: use it, use EXPAND_NORMAL explicitely.
207 * dwarf2out.c: use it.
212 * config/sparc/sparc.c: use it.
213 * config/i386/i386.c: use it.
214 * config/rs6000/rs6000.c: use it.
215 * config/arm/arm.c: use it.
216 * config/mips/mips.c: use it.
217 * stmt.c: use it, use EXPAND_NORMAL explicitely.
219 2006-01-30 Roger Sayle <roger@eyesopen.com>
221 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
222 argv to the appropriate type.
224 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
226 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
229 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
232 * config/s390/s390.c (struct machine_function): New flag
233 decomposed_literal_pool_addresses_ok_p.
234 (s390_reorg): Set it before final stage of literal pool transforms.
235 (s390_decompose_address): Only accept displacements of the form
236 (minus (label_ref ...) (label_ref ...)) if that flag is set.
238 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
240 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
241 the comparison routine return.
243 2006-01-30 Michael Matz <matz@suse.de>
245 * global.c (find_reg): Only evict for global regs.
246 Take n_refs into account and dump more info.
248 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
251 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
252 (pragma_trap, pragma_nosave_low_regs): Likewise.
253 (current_function_anonymous_args): Likewise.
254 (sh_deferred_function_attributes): New variable.
255 (sh_deferred_function_attributes_tail): Likewise.
256 (print_operand): For '@', look up trap_exit attribute.
257 (calc_live_regs): Look up trapa_handler attribute. For trapa
258 handlers, save/restore fpscr, but don't do any other
259 interrupt-specific saves.
260 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
261 Fix check for partially saved registers to check for SHmedia.
262 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
263 (sh_output_function_epilogue): Don't clear any of the removed
265 (sh_insert_attributes): Don't check pragma_interrupt.
266 Insert deferred attributes. Check that interrupt attribute is
267 present for other attributes that require its presence.
268 (sh_attribute_table): Add new attributes trapa_handler and
270 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
271 Don't check for pragma_interrupt. Don't store argument.
272 * sh.h (pragma_interrupt, sp_switch): Don't declare.
273 (sh_deferred_function_attributes): Declare.
274 (sh_deferred_function_attributes_tail): Likewise.
275 * sh.md (sp_switch_1): Add operand. Change generator caller.
276 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
277 (*return_i): Don't use when trap_exit attribute is in effect.
278 (*return_trapa): New insn pattern.
280 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
281 setting c_target_objs and cxx_target_objs.
282 * t-sh: Add rule for sh-c.o.
284 2006-01-30 Richard Guenther <rguenther@suse.de>
287 * gimplify.c (gimplify_target_expr): Handle easy cases
288 without creating a temporary.
290 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
292 * vec.h (safe_grow): Remove duplicated line.
294 2006-01-29 Diego Novillo <dnovillo@redhat.com>
297 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
298 (expand_omp): ... here.
299 (expand_omp_parallel): Only remove barriers for combined
300 parallel+workshare constructs.
302 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
306 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
307 * tree.c (build_qualified_type): Chain the new type to the original
308 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
309 a POINTER_TYPE or a REFERENCE_TYPE respectively.
310 (build_pointer_type_for_mode): Only return unqualified types.
311 (build_reference_type_for_mode): Likewise.
313 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
315 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
316 * Makefile.in (CXX_COMPAT_WARN): Define.
317 * configure: Regenerate.
319 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
322 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
325 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
327 * toplev.c: Fix thinko.
329 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
330 Marcin Dalecki <martin@dalecki.de>
332 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
333 (push_srcloc): Use XNEW.
334 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
336 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
338 * df-core.c (df_set_blocks): Deleted all variable.
340 2006-01-28 Ian Lance Taylor <ian@airs.com>
342 * cgraphunit.c (cgraph_assemble_pending_functions): Call
343 cgraph_output_pending_asms.
345 2006-01-28 Zack Weinberg <zackw@panix.com>
347 * c.opt: Add -W(no-)overlength-strings.
348 * doc/invoke.texi: Document it.
349 * c-opts.c (c_common_handle_option): -pedantic implies
350 -Woverlength-strings, if not explicitly disabled already.
351 (c_common_post_options): -Woverlength-strings defaults to off, and
352 is always off for C++.
353 * c-common.c (fix_string_type): Issue warning about strings longer
354 than is portable only if warn_overlength_strings. Rearrange code
355 a little for clarity.
356 * configure.in: Check for -Wno-overlength-strings as well before
357 enabling -pedantic in stage 1.
358 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
359 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
361 * genconditions.c (write_header, write_one_condition)
362 (write_conditions, write_writer): Consolidate very long strings
363 that were broken up to fit in C89 portable limit. Don't use
364 printf when fputs will do.
366 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
368 * combine.c (simplify_comparison <AND>): Check
369 TRULY_NOOP_TRUNCATION before start using a subreg.
371 * config/mips/mips.md (*branch_zero<mode>,
372 *branch_zero<mode>_inverted, *branch_equality<mode>,
373 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
374 Remove mode check from comparisons.
376 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
378 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
380 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
382 * expmed.c (const_mult_add_overflow_p): Remove.
383 * expr.h: Remove the prototype for const_mult_add_overflow_p.
385 * recog.c (validate_replace_rtx_subexp): Remove.
386 * recog.h: Remove the prototype for
387 validate_replace_rtx_subexp.
389 * integrate.h: Remove the prototype for
390 copy_decl_for_inlining.
391 * rtl.h: Remove the prototype for mark_constant_function.
392 * tree-vectorizer.h: Remove the prototype for
393 vect_strip_conversion.
395 * modulo-sched.c (create_partial_schedule,
396 free_partial_schedule, reset_partial_schedule): Make them
399 * hooks.c (hook_bool_rtx_int_false): Remove.
400 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
402 2006-01-28 David Edelsohn <edelsohn@gnu.org>
404 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
405 and -mlong-double-128 are incompatible.
406 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
407 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
408 (TARGET_LIBGCC2_CFLAGS): Define.
409 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
410 (TARGET_LIBGCC2_CFLAGS): Same.
411 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
413 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
416 * c-typeck.c (build_binary_op): Perform implicit casts of
417 operands before shortening them.
419 * cfgloopmanip.c (split_loop_bb): Remove.
420 * cfgloop.h: Remove the prototype for split_loop_bb.
422 * cfgloop.c (flow_loop_outside_edge_p): Remove.
423 * cfgloop.h: Remove the prototype for
424 flow_loop_outside_edge_p.
426 * emit-rtl.c (init_virtual_regs): Make it static.
427 * function.h: Remove the prototype for init_virtual_regs.
429 * recog.c (peephole2_optimize): Make it static.
430 * recog.h: Remove the prototype for peephole2_optimize.
432 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
434 * df-scan.c (df_record_entry_block_defs): Check if
435 INCOMING_RETURN_ADDR_RTX is defined.
437 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
438 Kenneth Zadeck <zadeck@naturalbridge.com>
440 PR rtl-optimization/24762
441 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
442 * targhooks.c (hook_void_bitmap): New hook prototype.
443 * targhoohs.h (hook_void_bitmap): Ditto.
444 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
445 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
446 * target.h (live_on_entry): New function pointer.
447 * df-scan.c (df_all_hard_regs): Removed.
448 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
449 (df_scan_free_internal): Added df->entry_block_defs.
450 (df_scan_alloc): Ditto.
451 (df_scan_dump): Ditto.
452 (df_uses_record): Plumbed flag field properly thru calls.
453 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
454 This part fixes PR24762.
455 (df_bb_refs_record): Added code to make the frame and arg
456 pointers live in EH blocks.
457 (df_refs_record): Added call to df_record_entry_block_defs.
458 (df_record_entry_block_defs): New function.
459 * df-core.c: Added comments to describe new artifical defs.
460 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
461 (entry_block_defs): New field in struct df.
462 (df_all_hard_regs): Deleted.
463 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
464 * df-problems.c (df_ru_bb_local_compute_process_def):
465 Added code to handle artifical defs in the entry to a function.
466 (df_ru_bb_local_compute): Ditto.
467 (df_rd_bb_local_compute_process_def): Ditto.
468 (df_rd_bb_local_compute): Ditto.
469 (df_lr_bb_local_compute): Ditto.
470 (df_ur_bb_local_compute): Ditto.
471 (df_urec_bb_local_compute): Ditto.
472 (df_chain_create_bb): Ditto.
473 (df_ur_local_finalize): Removed entry.
474 (df_urec_init): Ditto.
475 (df_urec_local_finalize): Ditto.
476 (df_ri_bb_compute): Added detection of last use of pseudos.
477 * Makefile.in (df-scan.o): Updated dependencies.
478 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
479 * config/mips/mips.c (mips_set_live_on_entry): Added.
480 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
482 * dce.c (marked_insn_p): Added code to handle artifical defs.
484 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
486 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
488 (_mm_cvtsi128_si64): Likewise.
489 (_mm_cvtsd_si64): Likewise.
490 (_mm_cvttsd_si64): Likewise.
491 (_mm_cvtsi64_sd): Likewise.
492 (_mm_cvtsi64_si128): Likewise.
493 * config/i386/mmintrin.h (_m_from_int64): Likewise.
494 (_mm_cvtsi64_m64): Likewise.
495 (_m_to_int64): Likewise.
496 (_mm_cvtm64_si64): Likewise.
497 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
498 (_mm_cvttss_si64): Likewise.
499 (_mm_cvtsi64_ss): Likewise.
500 (_mm_cvtss_f32): Likewise.
502 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
504 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
505 for pragma redefine_extname.
507 2006-01-27 Jakub Jelinek <jakub@redhat.com>
510 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
511 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
512 -mno-minimal-toc to previous content.
513 (bispecs): Remove goal.
514 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
515 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
516 compatibility aliases on powerpc-*-*gnu*.
517 * config/rs6000/libgcc-ppc-glibc.ver: New file.
518 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
519 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
520 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
521 (ldblspecs): New goal.
522 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
523 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
525 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
526 L_sf_to_tf or L_df_to_tf is defined.
528 2006-01-27 David Edelsohn <edelsohn@gnu.org>
529 Alan Modra <amodra@bigpond.net.au>
532 * config/rs6000/linux.h (POWERPC_LINUX): Define.
533 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
534 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
535 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
536 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
537 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
538 (rs6000_override_options): Initialize rs6000_ieeequad.
539 Initialize TFmode format to ibm_extended_format if not
541 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
543 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
544 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
545 (function_arg_advance): IBM long double passed in two FPRs, not
547 (function_arg): IBM long double passed in FPRs.
548 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
549 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
550 Only multireg GPR aligned.
551 (rs6000_init_libfuncs): Enable IBM long double functions if not
553 (rs6000_generate_compare): Use IBM long double compare if not
555 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
556 (TARGET_IEEEQUAD): Define.
557 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
559 * config/rs6000/rs6000.md: Enable TFmode patterns if
561 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
562 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
563 and -mlong-double-128 are incompatible.
564 * doc/invoke.texi (-mabi): Collect options together. Add
565 ibmlongdouble and ieeelongdouble.
567 2006-01-27 Richard Sandiford <richard@codesourcery.com>
569 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
571 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
572 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
573 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
574 * rtl.h (rtunion_def): Remove rt_ptr.
576 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
577 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
578 * config/i386/winnt.c (i386_pe_mark_dllexport)
579 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
581 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
583 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
585 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
589 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
590 pthread_key_delete. From John David Anglin. gthrw-ify
591 pthread_getunique_np only if it it's not a macro. Delete
593 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
594 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
595 __gthread_objc_condition_signal, __gthread_key_delete): Add
596 "__attribute__ ((__unused__))" to unused arguments.
597 (__gthread_recursive_mutex_init_function): Add missing return.
598 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
599 gthr-posix95.h: Use macro-based approach for name redirection
600 on targets missing weakref.
602 2006-01-26 Zack Weinberg <zackw@panix.com>
604 * genconditions.c (write_header): In generated code, #ifdef out
605 all includes and fake declarations, except includes of bconfig.h
606 and system.h, unless GCC_VERSION >= 3001. Do not include
607 gensupport.h in any case.
608 (write_conditions): Generate a definition of struct c_test. Add
609 a comment to the generated #endif.
610 (write_one_condition): Escape backslashes in string too.
611 (write_writer): Generated code must escape backslashes and quote
612 marks (but not newlines) in the strings it writes.
613 * Makefile.in (build/gencondmd.o): Update dependencies.
615 2006-01-26 Steve Ellcey <sje@cup.hp.com>
618 * Makefile.in (insn-automata.o): Add header file dependencies.
619 * genautomata.c: Add includes.
621 2006-01-26 Steve Ellcey <sje@cup.hp.com>
624 * Makefile.in (insn-automata.o): Add -Wno-error flag.
626 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
628 * configure.ac: Expect target tools paths to be passed from the toplevel
629 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
631 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
633 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
636 * c.opt (Wpointer-sign): Init to -1.
637 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
638 OPT_pedantic, to 0 otherwise.
639 * doc/invoke.texi: Update.
641 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
643 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
644 constants provided by 80387 instructions in the destination mode.
646 2006-01-26 Richard Guenther <rguenther@suse.de>
647 Andrew Pinski <pinskia@physics.uc.edu>
650 partial PR tree-opt/17064
651 * tree-ssa-structalias.c (intra_create_variable_infos):
652 Create heap variables for incoming parameters if
653 flag_argument_noalias > 1.
654 (find_what_p_points_to): Look through default defs of
657 2006-01-26 Jeff Law <law@redhat.com>
660 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
661 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
662 within the VR_RANGE, use the VR_RANGE as the result, not the
664 (adjust_range_with_scev): Reject ranges from SCEV which are out
665 of bounds for the type.
667 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
669 * tree-ssa-alias.c (maybe_create_global_var): Change
670 subvar walking to an assertion that we don't have subvar'd variables.
672 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
675 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
676 Use a new variable, inner. PARM_DECLs are always non-weak.
678 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
680 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
683 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
685 * config/mips/mips.md (*clear_upper32): New combiner pattern.
687 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
689 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
690 (smax_insn, smin_insn, smax_0, smin_0): New.
692 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
695 * config/cris/cris.c (cris_order_for_addsi3): New function.
696 * config/cris/cris-protos.h: Prototype it.
697 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
698 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
699 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
700 (split for "op.S1 [rx=rx+i],ry (swapped)")
701 (split for "op(s|u).S1 [rx=rx+i],ry")
702 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
703 Apply cris_order_for_addsi3 when generating addsi3 insns.
705 2006-01-25 Diego Novillo <dnovillo@redhat.com>
707 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
708 (TREE_BLOCK): Add call to EXPR_CHECK.
710 2006-01-25 Diego Novillo <dnovillo@redhat.com>
713 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
714 * tree-pretty-print.c (dump_omp_clause): Extract from ...
715 (dump_omp_clauses): ... here.
716 (dump_generic_node): Handle OMP_CLAUSE.
717 * tree.c (omp_clause_num_ops): New.
718 (omp_clause_code_name): New.
719 (tree_code_size): Handle OMP_CLAUSE.
720 (tree_size): Likewise.
721 (make_node): Document handling of OMP_CLAUSE.
722 (tree_node_structure): Handle OMP_CLAUSE.
723 (omp_clause_check_failed): New.
724 (omp_clause_range_check_failed): New.
725 (omp_clause_operand_check_failed): New.
726 (build_omp_clause): New.
727 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
728 * tree.h (enum omp_clause_code): Declare.
729 (OMP_CLAUSE_SUBCODE_CHECK): Define.
730 (OMP_CLAUSE_RANGE_CHECK): Define.
731 (OMP_CLAUSE_ELT_CHECK): Define.
732 (omp_clause_check_failed): Declare.
733 (omp_clause_operand_check_failed): Declare.
734 (omp_clause_range_check_failed): Declare.
735 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
736 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
737 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
738 (OMP_CLAUSE_LASTPRIVATE): Likewise.
739 (OMP_CLAUSE_IF_EXPR): Likewise.
740 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
741 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
742 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
743 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
744 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
745 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
746 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
747 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
748 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
749 (OMP_CLAUSE_CODE): Define.
750 (OMP_CLAUSE_SET_CODE): Define.
751 (OMP_CLAUSE_CODE): Define.
752 (OMP_CLAUSE_OPERAND): Define.
753 (struct tree_omp_clause): Declare.
754 (union tree_node): Add field 'omp_clause'.
755 * treestruct.def (TS_OMP_CLAUSE): Define.
756 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
757 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
758 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
759 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
760 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
761 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
762 (OMP_CLAUSE): Define.
763 * print-tree.c (print_node): Handle OMP_CLAUSE.
764 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
765 * c-typeck.c: Likewise.
766 * gimplify.c: Likewise.
768 * tree-nested.c: Likewise.
769 * tree-inline.c: Likewise.
770 * c-parser.c: Likewise.
771 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
774 2006-01-25 Roger Sayle <roger@eyesopen.com>
776 PR rtl-optimization/25703
777 * combine.c (try_combine): Handle zero_extract and strict_low_part
778 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
780 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
782 * global.c: Fix comment typos.
784 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
787 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
788 Use output_addr_const instead of assemble_name.
790 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
792 * Makefile.in (sched-vis.o): Update dependencies.
793 * haifa-sched.c (sched_finish): Clear current_sched_info.
794 * cfg.c (dump_bb_info): New, split from dump_flow_info.
795 (dump_flow_info): Call it.
796 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
798 * basic-block.h (dump_bb_info): Declare.
799 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
800 option, and apply options only for dump files whose TDF_RTL,
801 TDF_TREE, or TDF_IPA bits match.
802 * rtl.h: Declare new functions exported from sched-vis.c.
803 * sched-vis.c: Enable also if scheduling is not used.
804 (print_value): Print the mode of registers if not inside scheduling.
805 (print_insn): Make it work outside the scheduler. Beautify the output
807 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
809 2006-01-25 Richard Sandiford <richard@codesourcery.com>
811 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
812 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
813 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
814 depending on the value of CONSTANT_POOL_ADDRESS_P.
815 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
817 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
818 rather than SYMBOL_REF_DECL.
819 (rtx_constant_pool): Remove const_rtx_sym_htab.
820 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
821 (init_varasm_status): Don't initialize const_rtx_sym_htab.
822 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
823 Remove handling of const_rtx_sym_htab.
824 (find_pool_constant): Delete.
825 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
826 rather than find_pool_constant.
827 (get_pool_constant_for_function): Delete.
828 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
830 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
831 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
832 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
833 (SYMBOL_REF_CONSTANT): New macro.
834 (get_pool_constant_for_function): Delete.
835 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
836 rather than SYMBOL_REF_DECL.
837 (i386_pe_mark_dllimport): Likewise.
838 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
839 rather than SYMBOL_REF_DECL.
840 * config/darwin.c (machopic_indirect_data_reference): Likewise.
841 (machopic_indirect_call_target): Likewise.
843 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
845 * flow.c (delete_noop_moves): Add missing EOL to dump message.
847 2006-01-25 Richard Sandiford <richard@codesourcery.com>
849 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
851 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
853 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
855 2006-01-24 David Daney <ddaney@avtrex.com>
858 * configure.ac (enable_tls): New enable option.
859 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
860 * configure: Regenerate.
861 * doc/install.texi (--enable-tls): Document new option.
862 (--disable-tls): Ditto.
864 2006-01-24 Richard Henderson <rth@redehat.com>
866 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
867 * alias.c (true_dependence): Respect it.
868 (canon_true_dependence, write_dependence_p): Likewise.
869 * builtins.c (get_builtin_sync_mem): Set it.
871 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
873 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
876 2006-01-24 DJ Delorie <dj@redhat.com>
878 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
879 for storing constants in single-bit bitfields.
881 2006-01-25 Ben Elliston <bje@au.ibm.com>
883 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
885 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
888 * tree-ssa-pre.c (phi_translate): Return NULL
889 for AGGREGATE_TYPE's.
891 2006-01-24 Zack Weinberg <zackw@panix.com>
893 * genautomata.c (process_state_for_insn_equiv_partition):
894 Use xcalloc for insn_arcs_array.
895 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
896 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
898 2006-01-24 Richard Henderson <rth@redhat.com>
900 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
903 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
905 PR rtl-optimization/25890
906 PR rtl-optimization/25905
907 * combine.c (expand_compound_operation, expand_field_assignment):
908 Fail if the bitfield's final position is out of bounds.
910 2006-01-24 Ian Lance Taylor <ian@airs.com>
913 * cgraphunit.c (cgraph_output_in_order): Don't clear
914 cgraph_asm_nodes until after asm strings have been output.
916 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
918 * fix-header.c (read_scan_file): Add new parameter imultilib when
919 calling register_include_chains.
921 2006-01-23 Diego Novillo <dnovillo@redhat.com>
923 * omp-low.c: Update documentation.
925 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
926 Daniel Berlin <dberlin@dberlin.org>
930 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
931 return from the function.
933 2006-01-22 Zack Weinberg <zackw@panix.com>
935 * rtl.def (match_code): Add second argument.
936 * genpreds.c (write_extract_subexp): New function.
937 (write_match_code): Add path argument. Use write_extract_subexp.
938 (write_predicate_expr): Pass path to write_match_code.
939 (mark_mode_tests): MATCH_CODE applied to a subexpression does
940 not perform a mode test.
941 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
942 a subexpression does not constrain the top-level code set.
943 * read-rtl.c (read_rtx_variadic): New function.
944 (read_rtx_1): Use it; allow AND and IOR to be variadic.
945 * doc/md.texi: Document new notation.
946 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
947 (cmpsi_operand): ... here, using new notation.
949 2006-01-22 Zack Weinberg <zackw@panix.com>
951 * varray.c: Remove GENERATOR_FILE #ifdefs.
953 2006-01-22 Zack Weinberg <zackw@panix.com>
955 * genautomata.c (output_reserved_units_table): Emit nothing if
956 description->query_units_num is zero. Remove extra blank line.
957 (output_cpu_unit_reservation_p): Short circuit
958 if description->query_units_num is zero.
960 2006-01-22 Zack Weinberg <zackw@panix.com>
962 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
963 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
964 nor any of the random handful of variables that used to be necessary
965 when this program was linked with rtlanal.o. Prune set of forward
966 function declarations.
967 (struct attr_desc): Remove static_p field.
968 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
969 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
970 (attr_string): Do not read the character one past the length of
972 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
973 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
974 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
975 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
976 (make_automaton_attrs): New.
977 (main): Do not call into genautomata. Call local gen_bypass
978 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
979 Remove special case for insn_alts.
980 * genautomata.c: Include gensupport.h; not genattrtab.h nor
981 varray.h (leftover from previous change). Prune set of forward
982 function declarations. Remove state_alts fields from all
983 structures. Remove state_alts_table from struct automaton.
984 Make everything except main static. Do not maintain num_dfa_decls.
985 Do not maintain state_alts fields of various structures.
986 (process_decls): Don't validate condexp for dm_insn_reserv decls.
987 (add_arc): Remove state_alts argument. All callers updated.
988 (output_reserved_units_table): Emit #ifdef here...
989 (output_tables): ...not here. Don't generate state_alts tables.
990 (expand_automata): Don't generate attributes.
991 (write_automata): Don't generate state_alts functions.
992 (main): New function.
993 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
994 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
995 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
996 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
997 (BYPASS_P_FUNC_NAME, output_state_alts_table)
998 (output_automata_list_state_alts_code, output_internal_state_alts_func)
999 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1000 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1002 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1003 * genattrtab.h: Delete file.
1004 * Makefile.in (OBJS-common): Add insn-automata.o.
1005 (insn-automata.o): New rule.
1006 (simple_generated_c): Add insn-automata.c.
1007 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1008 (genprogmd): Add automata.
1009 (build/genattrtab): Needs no extra objects nor libraries.
1010 (build/genautomata): Needs build/vec.o and -lm.
1012 2006-01-22 Zack Weinberg <zackw@panix.com>
1014 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1015 (output_dfa_max_issue_rate, locked_states_num): Delete.
1016 (struct automaton): Add locked_states field.
1017 (output_dead_lock_vect): Save number of locked states in
1018 automaton->locked_states. If it is zero, don't print anything.
1019 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1020 (output_internal_dead_lock_func): Only test the dead_lock_vect
1021 for automata that have locked states.
1022 (output_statistics): Always print the number of locked states for
1023 each automaton. Calculate total number of locked states here.
1024 (write_automata): Don't call output_dfa_max_issue_rate.
1025 * genattrtab.c: Define length_unit_log as a const variable.
1026 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1027 max_insn_queue_index const.
1028 * final.c (length_unit_log): Declare const.
1029 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1031 2006-01-22 Zack Weinberg <zackw@panix.com>
1033 * genautomata.c: Include vec.h, not varray.h.
1034 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1035 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1036 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1037 VEC_* macros operating on appropriately typed vectors, or to
1038 malloced arrays when the size is known in advance. Const-ify
1039 many char* variables and function arguments. No functional changes.
1040 * Makefile.in (build/varray.o): Delete rule.
1041 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1042 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1044 2006-01-22 Zack Weinberg <zackw@panix.com>
1046 * gensupport.c: Define get_insn_name and record_insn_name here.
1047 (read_md_rtx): Call record_insn_name as appropriate.
1048 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1049 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1050 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1052 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1053 (BUILD_VARRAY): Delete.
1054 (genprognormal): Rename genprogmd. Fold in all programs from
1055 genprognoprint; also attrtab.
1056 (build/genattrtab): Just mention genautomata.o and varray.o.
1057 Reorganize a bit, add comments to make the categories clearer.
1059 2006-01-22 Zack Weinberg <zackw@panix.com>
1061 * genconditions.c (condition_table, add_condition): Delete.
1062 (write_conditions): Don't emit n_insn_conditions nor
1063 insn_elision_unavailable. Issue the gcc version #ifdef here,
1064 inside the table, with no #else clause ...
1065 (write_header): ...not here.
1066 (write_writer): New function.
1067 (main): Don't initialize condition_table. Use add_c_test.
1069 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1070 files on the command line.
1071 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1072 Return -1 if there is no entry in the table, don't abort.
1073 (add_c_test, traverse_c_tests): New functions.
1074 * gensupport.h (insn_elision_unavailable, insn_conditions)
1075 (n_insn_conditions): Delete declarations.
1076 (add_c_test, traverse_c_tests): Declare.
1077 * read-rtl.c: Include gensupport.h.
1078 (read_conditions): New function.
1079 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1080 (read_rtx_1): If we get EOF when we were looking for an initial
1081 open paren, return 0. Call read_conditions when appropriate.
1082 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1083 dummy-conditions.o. Eliminate references to insn-conditions.o,
1084 or change them to build/gencondmd.o, as appropriate. Remove
1085 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1086 from $(simple_generated_c). For all files remaining in those
1087 two lists, add insn-conditions.md to the generator command line.
1088 Give insn-constants.h/s-constants their own rules. Add rules
1089 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1090 (build/read-rtl.o): Depend on gensupport.h.
1091 (genprognormal): Include preds.
1092 (genprogearly): Rename genprognoprint; only difference is now that
1093 they don't link with $(BUILD_PRINT).
1094 * dummy-conditions.c: Delete.
1096 2006-01-22 Zack Weinberg <zackw@panix.com>
1098 * genextract.c: Don't include insn-config.h. Do include vec.h.
1099 Declare vectors of int, char, and locstr.
1100 (locstr): New typedef.
1101 (struct extraction): Make all array fields into bare pointers.
1102 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1103 (insn_code_number): Delete.
1104 (accum_extract): New struct.
1105 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1106 (gen_insn): Take insn_code_number as an argument. Use an
1107 accum_extract structure instead of loading data directly into
1108 a struct extraction, and having to know how big it might get.
1109 (walk_rtx): Operate entirely on an accum_extract structure.
1110 (print_path): Avoid unnecessary use of printf.
1111 (print_header): New function, split out of main. Distinguish
1112 more carefully between an unrecognizable insn and an insn that
1113 has the code number of a define_expand.
1114 (main): Pass insn_code_number to gen_insn. Call print_header
1115 only after parsing. Avoid unnecessary use of printf.
1116 * Makefile.in (build/vec.o): New rule.
1117 (build/genextract): Depend on build/vec.o.
1118 (build/genextract.o): Don't depend on insn-config.h.
1120 2006-01-22 Zack Weinberg <zackw@panix.com>
1122 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1123 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1124 practical. Eliminate per-generator-program link rules.
1126 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1129 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1130 with a call expr to ...
1131 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1133 2006-01-23 Richard Guenther <rguenther@suse.de>
1135 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1136 before make_edge with conditional EDGE_TRUE_VALUE.
1138 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1139 Jan Hubicka <jh@suse.cz>
1140 Richard Guenther <rguenther@suse.de>
1142 PR rtl-optimization/25654
1143 * cfgexpand.c (aggregate_contains_union_type): New function.
1144 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1145 for structure variables that contain a union type.
1147 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1149 * gengtype.c (new_structure): Return the structure.
1150 (create_option): Add an extra "next" argument.
1151 (create_field): New function.
1152 (adjust_field_rtx_def): Use create_option and create_field.
1153 Remove a now-unnecessary call to find_structure.
1154 (adjust_field_tree_def): Likewise.
1155 (note_yacc_type): Remove an unnecessary call to find_structure.
1156 * gengtype.h (new_structure): Return the structure.
1157 (create_option): Add an extra argument.
1158 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1159 (option): Adjust calls to create_option.
1161 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1163 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1165 2006-01-22 Paul Brook <paul@codesourcery.com>
1166 Peter Barada <peter@the-baradas.com>
1168 * config/m68k/m68k.md: Add Coldfire FPU support.
1169 Define FP mode macro and associated attributes.
1170 Use it for float mode patterns.
1171 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1172 (LIBCALL_VALUE): Use m68k_libcall_value.
1173 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1174 (m68k_function_value): Ditto.
1175 (emit_move_sequence): Ditto.
1176 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1177 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1178 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1179 (MULTILIB_EXCEPTIONS): Ditto.
1180 * config/m68k/m68k.opt: Add mcfv4e.
1181 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1182 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1183 (m68k_output_function_prologue): Save ColdFire FPU registers.
1184 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1185 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1186 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1187 ColdFire FPU registers.
1188 (m68k_libcall_value, m68k_function_value): New functions.
1189 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1190 (LIBCALL_VALUE): Use m68k_libcall_value.
1191 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1192 (MASK_COLDFIRE): Add MASK_CFV4E.
1193 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1194 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1195 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1196 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1197 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1198 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1199 * doc/invoke.tex: Document -mcfv4e on m68k.
1201 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1203 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1206 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1209 * c-opts.c (c_common_handle_option): Don't include
1210 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1211 * doc/invoke.texi (C++ Dialect Options): Document that
1212 -Wnon-virtual-dtor is no longer included in -Wall.
1214 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1216 * gcov.c (print_version), gcov-dump.c (print_version),
1217 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1220 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1222 * df-scan.c (problem_SCAN): Added NULL reset function.
1223 (df_scan_reset_blocks): Added code to call reset block function
1224 (df_bb_refs_delete) Fixed comment.
1225 (df_insn_refs_delete): Made tolerant of deleting non existent info
1226 for dataflow problems that need to be reset.
1227 * df-core.c (df_set_blocks): Ditto.
1228 * df.h (struct df_problem): Added reset_fun.
1229 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1230 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1231 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1232 functions to clear out all references to def-use or use-def chains.
1234 2006-01-21 Ben Elliston <bje@au.ibm.com>
1236 * varasm.c (assemble_real): Initialise data array.
1238 2006-01-20 Paul Brook <paul@codesourcery.com>
1240 Merge from csl-arm-branch.
1241 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1242 * config/arm/arm.md (movdi): Force operands[1] to a register
1243 if we have a non-register source.
1244 (*arm_movdi, *movdf_soft_insn): Require that one of the
1245 operands be a register.
1246 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1247 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1249 2006-01-20 DJ Delorie <dj@redhat.com>
1251 * varasm.c (initialize_constant_valid_p): Allow pointers
1252 initialized from integer constants of lesser precision.
1253 (output_constant): Allow non-int-sized pointer modes to be
1254 initialized from integer constants.
1256 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1259 * cppdefault.h (struct default_include): Add multilib flag.
1260 * cppdefault.c (cpp_include_defaults): Set it.
1261 * c.opt (-imultilib): New option.
1262 * c-opts.c (imultilib): New.
1263 (c_common_handle_option): Handle -imultilib.
1264 (c_common_post_options): Likewise.
1265 * c-incpath.c (add_standard_paths, register_include_chains):
1267 * c-incpath.h (register_include_chains): Add extra parameter.
1268 * gcc.c (do_spec_1): Generate -imultilib option.
1269 (The Specs Language): Update %I description.
1270 (process_command): Update copyright notice.
1271 * doc/cppopts.texi (-imultilib): Document.
1272 * doc/invoke.texi (-imultilib): Include in option summary.
1273 (%I): Update specs documentation.
1275 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1277 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1279 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1281 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1284 2006-01-20 Richard Guenther <rguenther@suse.de>
1285 Steven Bosscher <stevenb.gcc@gmail.com>
1287 PR rtl-optimization/24626
1288 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1289 EDGE_TRUE_VALUE if in RTL mode.
1292 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1293 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1295 2006-01-20 Dirk Mueller <dmueller@suse.com>
1298 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1299 instead of a special NOP marker.
1300 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1301 NOP marker handling.
1302 * c-common.h (empty_body_warning): Add forward declaration.
1303 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1304 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1306 2006-01-20 Paul Brook <paul@codesourcery.com>
1308 * Makefile.in (lang_checks): Keep going if mkdir fails.
1310 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1312 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1313 be able to clean out basic block when not necessary.
1314 (df_scan_free): Fixed to properly delete information if df is
1315 unused before calling df_finish.
1316 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1317 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1319 (df_bb_refs_delete): New function.
1320 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1321 * df-core.c (df_set_blocks): Added code to properly clean out
1322 unused blocks if they are not part of the blocks to consider.
1323 Added additional null check.
1324 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1325 be able to clean out basic block when not necessary
1326 * df.h (df_free_bb_function): Ditto.
1327 (df_bb_refs_delete): New function.
1328 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1329 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1330 basic block parameter to be able to clean out basic block when not
1332 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1333 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1334 Fixed to properly delete information if df is unused before
1337 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1339 PR rtl-optimization/25799
1340 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1341 Corrected confluence operator to remove bits from op2 before oring
1342 with op1 rather than removing bits from op1.
1343 (df_ru_transfer_function): Corrected test on wrong bitmap which
1344 caused infinite loop. Both of these problems were introduced in
1345 the dataflow rewrite.
1347 2006-01-19 DJ Delorie <dj@redhat.com>
1349 * reload1.c (find_reload_regs): Note the details of reload
1350 failures in the dump file.
1351 (spill_failure): Likewise.
1353 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1355 * loop-iv.c: Include df.h and hashtab.h.
1356 (enum iv_grd_result): New enum.
1357 (DF_REF_IV, DF_REF_IV_SET): New macros.
1358 (struct biv_entry): New.
1359 (df, bivs): New global variables.
1360 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1361 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1363 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1364 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1365 analyzed_for_bivness_p, record_biv): New functions.
1366 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1367 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1368 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1370 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1372 (iv_number_of_iterations): Use new interface to iv analysis.
1373 * loop-unroll.c: Do not include varray.h.
1374 (analyze_iv_to_split_insn): Use new interface to iv
1376 * loop-unswitch.c (may_unswitch_on): Ditto.
1377 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1379 (df_bb_modify): Realloc tables to the new index.
1380 (df_find_use): New function.
1381 * df.h (df_find_use): Declare.
1382 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1384 * cfgloop.h (struct rtx_iv): Remove analysed field.
1385 (iv_get_reaching_def): Removed.
1386 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1387 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1388 (loop-iv.o): Add df.h and hashtab.h dependency.
1389 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1391 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1393 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1395 (__floatundisf, __floatundidf): Likewise.
1396 * libgcc2.h (IS_IBM_EXTENDED): Define.
1398 2006-01-19 DJ Delorie <dj@redhat.com>
1400 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1402 2006-01-19 Paul Brook <paul@codesourcery.com>
1404 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1405 as nothrow when unwinding tables are disabled.
1407 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1410 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1411 of bit-field" when in system header.
1413 2006-01-19 DJ Delorie <dj@redhat.com>
1415 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1416 the 16 bit shift limit of the m16c.
1418 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1421 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1422 * config/i386/i386.c (output_set_got): Output the label if we have one
1423 for the TARGET_DEEP_BRANCH_PREDICTION case.
1425 2006-01-19 Jan Hubicka <jh@suse.cz>
1426 H.J. Lu <hongjiu.lu@intel.com>
1427 Evandro Menezes <evandro.menezes@amd.com>
1429 * invoke.texi (generic): Document
1431 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1432 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1433 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1434 (x86_use_incdec, x86_pad_returns): New variables
1435 (TARGET_CPU_DEFAULT_generic): New constant
1436 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1437 (enum processor_type): Add generic32 and generic64.
1438 * i386.md (cpu attribute): Add generic32/generic64
1439 (movhi splitter): Behave sanely when both partial_reg_dependency and
1440 partial_reg_stall are set.
1441 (K8 splitters): Enable for generic as well.
1442 * predicates.md (incdec_operand): Use TARGET_INCDEC
1443 (aligned_operand): Avoid memory mismatch stalls.
1444 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1445 * ppro.md: Enable for generic32
1446 * i386.c (generic64_cost, generic32_cost): New.
1447 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1448 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1449 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1450 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1451 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1452 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1453 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1454 x86_accumulate_outgoing_args, x86_prologue_using_move,
1455 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1456 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1458 (x86_use_incdec, x86_pad_returns): New.
1459 (override_options): Add generic32 and generic64, translate "generic"
1460 to generic32/generic64 and "i686" to "generic32", refuse
1461 "generic32"/"generic64" as arch target.
1462 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1463 (ix86_reorg): Honor PAD_RETURNS.
1465 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1467 * tree-pretty-print.c (dump_generic_node): Handle
1468 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1469 * cgraph.c (cgraph_expand_queue): Rename from
1470 cgraph_analyze_queue. Update all users.
1471 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1472 cgraph_expand_queue.
1473 (cgraph_expand_all_functions): Likewise.
1474 (cgraph_finalize_pending_functions): Remove. Update callers.
1476 * tree.h (OMP_DIRECTIVE_P): Define.
1477 (OMP_PARALLEL_FN): Define.
1478 (OMP_PARALLEL_DATA_ARG): Define.
1479 (OMP_SECTIONS_SECTIONS): Define.
1480 * tree-pass.h (pass_expand_omp): Declare.
1481 * omp-low.c (struct omp_region): Declare.
1482 (struct omp_context): Remove fields 'parallel_type',
1483 'parallel_start_ix' and 'parallel_start_additional_args'.
1485 (struct omp_for_data): Rename from struct expand_omp_for_data.
1486 (omp_regions): New static variable.
1487 (root_omp_region): New static variable.
1488 (find_omp_clause): Make static.
1489 (is_in_combined_parallel_ctx): Remove.
1490 (is_combined_parallel): New.
1491 (extract_omp_for_data): Move earlier in the file.
1492 (workshare_safe_to_combine_p): New.
1493 (get_ws_args_for): New.
1494 (determine_parallel_type): Move earlier in the file.
1495 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1497 (omp_copy_decl): Likewise.
1498 (create_omp_child_function): Likewise.
1499 (lookup_omp_region): New.
1500 (dump_omp_region): New.
1501 (debug_omp_region): New.
1502 (debug_all_omp_regions): New.
1503 (new_omp_region): New.
1504 (scan_omp_parallel): If parallel_nesting_level > 1, the
1505 directive is nested within another parallel directive.
1506 Set OMP_PARALLEL_FN.
1507 (scan_omp_for): Do not try to handle combined parallel+for
1509 Remove FIXME comment.
1510 (scan_omp_nested): Remove.
1511 (scan_omp_1): Do not call scan_omp_nested when
1512 parallel_nesting_level is > 1.
1513 Do not change the DECL_CONTEXT of local variables found.
1514 (lookup_decl_in_outer_ctx): New.
1515 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1516 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1517 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1518 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1519 If CTX is nested, lookup VAR in the outer context when
1520 building copy assignment.
1521 (lower_send_clauses): Rename from expand_send_clauses.
1522 If CTX is nested, lookup VAR in the outer context when
1523 building copy assignments.
1524 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1525 If CTX is nested, lookup VAR in the outer context when
1526 building copy assignments.
1527 (expand_parallel_call): Rename from build_parallel_call.
1528 Handle combined parallel+workshare cases.
1529 Re-implement to emit code into the CFG.
1531 (expand_omp_parallel): Re-implement to emit code into the CFG.
1532 Call move_sese_region_to_fn to outline the sub-graph
1533 containing the parallel region.
1534 (expand_omp_for_1): Remove.
1535 (expand_omp_for_generic): Re-implement to emit code into the
1537 (expand_omp_for_static_nochunk): Likewise.
1538 (expand_omp_for_static_chunk): Likewise.
1539 (expand_omp_for): Likewise.
1540 (expand_omp_sections): Likewise.
1541 (remove_exit_barriers): New.
1542 (expand_omp_synch): New.
1544 (build_omp_regions_1): New.
1545 (build_omp_regions): New.
1546 (execute_expand_omp): New.
1547 (gate_expand_omp): New.
1548 (pass_expand_omp): Define.
1549 (lower_omp_sections): Rename from expand_omp_sections.
1550 Set OMP_SECTIONS_SECTIONS.
1551 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1552 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1553 (lower_omp_single): Rename from expand_omp_simple.
1554 (lower_omp_master): Rename from expand_omp_master.
1555 (lower_omp_ordered): Rename from expand_omp_ordered.
1556 (lower_omp_critical): Rename from expand_omp_critical.
1557 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1558 (lower_omp_for): Re-implement.
1559 (lower_omp_parallel): Re-implement.
1560 (lower_regimplify): Rename from expand_regimplify.
1561 (lower_omp_1): Rename from expand_omp_1.
1562 If there are syntax errors in the program, replace every
1563 OpenMP directive with NOP.
1564 Call lower_omp_* instead of expand_omp_*.
1565 (lower_omp): Rename from expand_omp.
1567 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1568 * tree-gimple.h (enum omp_parallel_type): Remove.
1569 (gimple_boolify): Declare extern.
1570 (find_omp_clause, determine_parallel_type): Remove.
1572 * gimple-low.c (lower_omp_directive): New.
1573 (lower_stmt): Call it.
1574 (record_vars_into): Move from ...
1575 (record_vars): ... here.
1576 Call record_vars_into with current_function_decl.
1578 * gimplify.c (struct gimplify_ctx): Remove fields
1579 combined_pre_p and combined_ctxp. Update users.
1580 (get_formal_tmp_var): Add documentation.
1581 (gimple_boolify): Make extern.
1582 (gimplify_expr_in_ctx): Remove. Update callers.
1583 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1584 will always be a BIND_EXPR.
1585 (gimplify_expr): Handle OMP_RETURN_EXPR.
1586 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1587 (OMP_PARALLEL): Add 3 operands.
1588 (OMP_SECTIONS): Add 1 operand.
1589 (OMP_RETURN_EXPR): Define.
1591 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1592 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1593 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1594 creating a circular free list.
1595 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1597 * tree-flow.h (move_sese_region_to_fn): Declare.
1598 (record_vars_into): Declare.
1599 * tree-cfg.c (make_omp_sections_edges): New.
1600 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1601 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1602 OMP_SECTIONS and OMP_SECTION.
1603 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1604 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1605 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1606 (gather_blocks_in_sese_region): New.
1607 (struct move_stmt_d): Declare.
1609 (move_block_to_fn): New.
1610 (move_sese_region_to_fn): New.
1612 * passes.c (init_optimization_passes): Schedule
1613 pass_expand_omp after pass_init_datastructures.
1615 * tree-ssa-operands.c (get_expr_operands): Handle
1616 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1617 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1619 2006-01-19 Jeff Law <law@redhat.com>
1621 * tree-vrp.c (extract_range_from_assert): Refine the result range
1622 if the variable referenced by the ASSERT_EXPR has a range and
1623 either the tentative result range or the previous range is a
1626 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1628 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1630 2006-01-19 Jan Hubicka <jh@suse.cz>
1632 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1634 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1636 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1637 (expand_compound_operation, expand_field_assignment): Fail if the
1638 bit lengths of an extract operation are out of range.
1639 (make_extraction): Compute wanted_inner_mode based on the position
1640 and length of the extraction. Make it extraction_mode for non-constant
1641 positions, and do not modify offset in that case. When generating a
1642 new MEM, use a mode that can hold the extraction while keeping correct
1643 alignment. Remove code that supported MEMs wrapped by USEs.
1644 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1646 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1648 * config/s390/s390.md ("Y", "y"): New mode attribute.
1649 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1650 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1651 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1652 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1653 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1654 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1655 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1656 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1657 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1658 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1659 "addsi3", "subsi3"): Insn patterns removed.
1660 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1661 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1662 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1663 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1664 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1665 "*sub<mode>3_cconly2"): New insn patterns.
1666 ("addsi3", "subsi3"): New expanders.
1668 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1670 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1671 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1672 existing STMT_VINFO_VECTYPE if available.
1673 (vect_mark_relevant): Add special handling for stmts that are
1674 marked as STMT_VINFO_IN_PATTERN_P.
1675 (vect_analyze_loop): Call vect_pattern_recog.
1676 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1677 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1679 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1680 (vect_recog_func_ptr): New function-pointer type.
1681 * tree-vect-patterns.c: New file.
1682 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1683 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1684 (vect_pattern_recog_1): New functions.
1685 (vect_pattern_recog_funcs): New array of function pointers.
1687 * tree-vectorizer.h (ternary_op): New enum value.
1688 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1689 declaration. Revised documentation. Removed redundant dump prints.
1690 Removed redundant argument. Added support for reduction patterns.
1691 (vectorizable_reduction): Added support for reduction patterns.
1692 (vect_transform_stmt): Added support for patterns.
1694 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1695 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1696 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1697 (expand_widen_pattern_expr): New function.
1698 (init_optabs): Initialize new optabs udot_prod_optab,
1700 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1701 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1702 (expand_widen_pattern_expr): New function declaration.
1703 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1705 * tree-inline.c (estimate_num_insns_1): Added cases for new
1706 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1707 * tree-pretty-print.c (dump_generic_node): Likewise.
1708 (op_prio): Likewise.
1709 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1710 * tree-ssa-operands.c (get_expr_operands): Added case for
1712 * tree-vect-patterns.c (widened_name_p): New function.
1713 (vect_recog_dot_prod_pattern): Added function implementation.
1714 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1715 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1716 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1717 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1719 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1720 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1721 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1722 (init_optabs): Initialize new optabs widen_ssum_optab,
1724 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1725 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1726 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1727 use instead of type of def.
1728 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1729 function implementation.
1730 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1731 widen_ssumv8hi): New.
1733 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1736 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1739 * c-decl.c (add_flexible_array_elts_to_size): New function.
1740 (finish_decl): Use it.
1742 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1744 * diagnostic.h: Include options.h.
1745 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1746 dependancies for diagnostic.h.
1747 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1749 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1751 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1752 (ssa_ro_call_cache_valid): Ditto.
1753 * tree-ssa-alias.c (sort_tags_by_id): New function.
1754 (init_transitive_clobber_worklist): Ditto.
1755 (add_to_worklist): Ditto.
1756 (mark_aliases_call_clobbered): Ditto.
1757 (compute_tag_properties): Ditto.
1758 (set_initial_properties): Ditto.
1759 (compute_call_clobbered): Ditto.
1760 (compute_may_aliases): Call compute_call_clobbered and grouping.
1761 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1762 (compute_flow_insensitive_aliasing): Grouping now happens in our
1764 (setup_pointers_and_addressables): Remove clobbering related code.
1765 (add_may_alias): Ditto.
1766 (replace_may_alias): Ditto.
1767 (get_nmt_for): Ditto.
1768 (create_global_var):
1769 (is_escape_site): Return an escape_type enumeration.
1770 * tree-flow-inline.h (is_call_clobbered): Global var does not
1771 imply call clobbered.
1772 (mark_call_clobbered): Take a reason for marking this. Remove
1773 marking of globalness, and cache invalidation.
1774 (clear_call_clobbered): Remove cache invalidation code.
1775 * tree-dfa.c (dump_variable): If details is on, dump the reason
1777 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1779 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1780 (struct var_ann_d): Ditto.
1781 (enum escape_type): New.
1782 (mark_call_clobbered): Adjust prototype.
1783 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1784 are never call clobbered.
1785 Record reasons for escaping.
1786 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1787 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1788 (ssa_ro_call_cache_valid): Ditto.
1789 (clobbered_v_may_defs): Ditto.
1790 (clobbered_vuses): Ditto.
1791 (ro_call_vuses): Ditto.
1792 (clobber_stats): New.
1793 (init_ssa_operands): Zero out clobber stats.
1794 (fini_ssa_operands): Print out clobber stats.
1795 (get_call_expr_operands): Pass callee fndecl to
1797 (add_call_clobber_ops): Remove use of cache.
1798 Add use of PURE_CONST information.
1799 (add_call_read_ops): Remove use of cache.
1800 Add use of static not_read information.
1802 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1804 Introduce TLS descriptors for i386 and x86_64.
1805 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1806 (TARGET_ANY_GNU_TLS): New macro.
1807 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1808 (struct machine_function): Add tls_descriptor_call_expanded_p.
1809 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1810 (ix86_current_function_calls_tls_descriptor): Likewise.
1811 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1812 (override_options): Introduce gnu2 tls dialect.
1813 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1815 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1817 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1818 (ix86_init_machine_status): Initialize new field.
1819 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1820 (ix86_tls_module_base): New.
1821 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1822 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1823 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1824 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1825 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1826 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1827 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
1828 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
1829 * config/i386/predicates.md (tls_modbase_operand): New.
1830 (tp_or_register_operand): New.
1832 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
1834 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
1835 (look_for_address_of): Ditto.
1836 (ipa_init): Walk the function decls.
1837 (static_execute): Don't set readonly on FUNCTION_DECL's.
1839 2006-01-18 Roger Sayle <roger@eyesopen.com>
1841 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
1842 for shifts where the source and destination registers are different.
1844 2006-01-18 Paul Brook <paul@codesourcery.com>
1846 Merge from csl-arm-branch.
1847 2005-03-14 Julian Brown <julian@codesourcery.com>
1848 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
1849 (aeabi_llsl): Likewise.
1850 (ashrdi3): Likewise.
1851 (aeabi_lasr): Likewise.
1852 (lshrdi3): Likewise.
1853 (aeabi_llsr): Likewise.
1854 2005-03-10 Julian Brown <julian@codesourcery.com>
1855 * config.gcc: Disable shared libgcc for SymbianOS.
1856 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
1858 2006-01-18 DJ Delorie <dj@redhat.com>
1860 * c-pragma.c (handle_pragma_diagnostic): New.
1861 (init_pragma): Register it.
1862 * doc/extend.texi: Document it.
1864 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
1865 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
1866 (diagnostic_context): Add classify_diagnostic[].
1867 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
1868 as errors if they're overridden to DK_WARNING.
1869 (diagnostic_initialize): Initialize classify_diagnostic[].
1870 (diagnostic_set_kind_override): New.
1871 (diagnostic_report_diagnostic): Check for kind changes.
1872 * opts.c (common_handle_option): Take lang_mask. Update callers.
1874 * common.opt (Werror=): New.
1875 * doc/invoke.texi: Document -Werror=*
1877 2006-01-18 Jeff Law <law@redhat.com>
1879 * tree-vrp.c (test_for_singularity): Correct test for new
1880 min limit. Use operand_equal_p rather than pointer equality
1881 for testing if new min/max values are equal.
1883 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
1884 using range information until after propagation and folding.
1886 2006-01-18 Richard Henderson <rth@redhat.com>
1887 Aldy Hernandez <aldyh@redhat.com>
1888 Jakub Jelinek <jakub@redhat.com>
1889 Diego Novillo <dnovillo@redhat.com>
1891 * omp-low.c: New file.
1892 * c-omp.c: New file.
1894 2006-01-18 Richard Henderson <rth@redhat.com>
1895 Jakub Jelinek <jakub@redhat.com>
1896 Diego Novillo <dnovillo@redhat.com>
1898 * doc/invoke.texi: Document -fopenmp.
1899 * tree-dump.h (debug_function): Declare.
1900 * hooks.c (hook_bool_tree_bool_false): New function.
1901 (hook_tree_tree_null): Remove.
1902 (hook_tree_tree_tree_null): New.
1903 * hooks.h: Update to match.
1904 * tree-pretty-print.c (debug_tree_chain): New.
1905 (print_generic_expr): Handle TDF_CHAIN.
1906 (dump_generic_node): Handle BLOCK.
1907 Do not abort with incomplete SWITCH_EXPRs.
1908 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1909 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1910 print space after directive name.
1911 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1912 Handle OMP_MASTER and OMP_ORDERED.
1913 Handle printing of OMP_BODY just in one place, goto
1914 dump_omp_body in the rest of OMP_* nodes that have
1916 Don't handle clause nodes here. Update omp statements to
1917 use dump_omp_clauses.
1918 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1919 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1920 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
1921 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
1922 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
1923 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
1924 Adjust output for GOMP_PARALLEL.
1925 (dump_omp_clauses): New.
1926 (print_declaration): Dump DECL_VALUE_EXPR.
1927 (op_symbol_1): Split out of op_symbol.
1928 (dumping_stmts): Remove. Update all users.
1929 * cgraph.c (cgraph_analyze_queue): New.
1930 (cgraph_add_new_function): New.
1931 * cgraph.h (cgraph_analyze_queue): Declare.
1932 (cgraph_add_new_function): Declare.
1933 (cgraph_lower_function): Remove.
1934 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
1935 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
1936 and TYPE_P nodes in its default clause.
1937 (empty_body_p): New.
1938 (tree_range_check_failed): New.
1940 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
1941 OMP_CLAUSE_REDUCTION_MERGE,
1942 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
1943 OMP_CLAUSE_PRIVATE_DEBUG,
1944 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
1945 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
1946 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
1947 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
1948 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
1949 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
1950 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
1951 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1952 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1953 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1954 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
1955 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
1956 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
1957 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1958 (TREE_RANGE_CHECK): New.
1959 (empty_body_p): Declare.
1960 (enum omp_clause_default_kind): New.
1961 (build_string_literal): Declare.
1962 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1963 (build5_stat, build5): Declare.
1964 * tree-pass.h (TDF_CHAIN): Define.
1965 * tree-pass.h (PROP_gimple_lomp): Define.
1966 (pass_lower_omp): Declare.
1967 * diagnostic.h (debug_tree_chain): Declare.
1968 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
1970 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
1971 * builtins.c (build_string_literal): Make extern.
1972 * gcc.c (include_spec_function): New.
1973 (static_spec_functions): Add it.
1974 (main): Move load of libgomp.spec ...
1975 (LINK_COMMAND_SPEC): ... here.
1976 (link_gomp_spec): New.
1977 (static_specs): Include it.
1978 (LINK_COMMAND_SPEC): Add link_gomp.
1979 (GOMP_SELF_SPECS): New.
1980 (driver_self_specs): Include it.
1981 (switch_matches): Don't mark inline.
1982 (main): Load libgomp.spec.
1983 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
1984 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
1985 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
1986 * tree-gimple.h (enum omp_parallel): Declare.
1987 (determine_parallel_type): Declare.
1988 (omp_firstprivatize_variable): Declare.
1989 (omp_reduction_init): Declare.
1990 (diagnose_omp_structured_block_errors): Declare.
1991 (struct walk_stmt_info): Add want_return_expr.
1992 (struct walk_stmt_info): Add want_bind_expr, want_locations.
1993 (find_omp_clause): Declare.
1994 (insert_field_into_struct): Declare.
1995 (struct walk_stmt_info): Move from tree-nested.c
1996 (walk_stmts): Declare.
1997 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1999 * cgraphunit.c (cgraph_lower_function): Make static.
2000 (cgraph_finalize_pending_functions): New.
2001 (cgraph_finalize_function): Call it.
2002 (cgraph_finalize_compilation_unit): Likewise.
2003 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2004 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2005 (BT_FN_UINT_UINT): New.
2006 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2007 DEF_FUNCTION_TYPE_VAR_4): Document.
2008 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2009 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2010 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2011 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2012 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2013 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2014 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2015 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2016 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2017 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2018 into separate files.
2019 (DEF_GOMP_BUILTIN): New.
2020 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2021 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2022 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2023 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2024 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2025 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2026 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2027 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2028 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2029 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2030 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2031 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2032 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2033 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2034 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2035 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2036 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2037 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2038 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2039 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2040 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2041 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2042 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2043 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2044 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2045 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2046 * sync-builtins.def: New file, moved from builtins.def.
2047 * omp-builtins.def: New file, moved from builtins.def.
2048 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2049 * gimple-low.c (lower_function_body): Clear data.
2050 (lower_stmt): Do not handle COMPOUND_EXPR.
2051 Remove call to print_node_brief.
2052 * c-tree.h (c_finish_omp_clauses): New prototype.
2053 (C_DECL_THREADPRIVATE_P): Define.
2054 (lookup_name_no_remap, c_omp_remap_private): Remove
2055 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2056 (check_for_loop_decls): Update decl.
2057 (lookup_name_no_remap, c_omp_remap_private): Declare.
2058 (build_indirect_ref, build_modify_expr, pushdecl,
2059 pushdecl_top_level): Move to c-common.h.
2060 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2061 before the switch, but just in the 2 places that need it.
2062 * c-decl.c (diagnose_mismatched_decls): Do not check for
2063 mismatched thread-local attributes when OLDDECL is marked
2064 threadprivate and NEWDECL has no thread-local attributes.
2065 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2066 (c_gimple_diagnostics_recursively): Rename from
2067 c_warn_unused_result_recursively. Invoke
2068 diagnose_omp_structured_block_errors.
2069 (check_for_loop_decls): Return a singular decl found.
2070 * langhooks.c (lhd_omp_predetermined_sharing): Return
2071 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2072 (lhd_omp_firstprivatize_type_sizes): New.
2073 (lhd_omp_assignment): New.
2074 (lhd_omp_predetermined_sharing): New.
2075 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2076 (struct lang_hooks_for_types): Add
2077 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2078 omp_predetermined_sharing, omp_disregard_value_expr,
2079 omp_private_debug_clause, omp_clause_default_ctor,
2080 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2081 (c_finish_omp_clauses): New.
2082 (c_finish_bc_stmt): Diagnose break within omp for.
2083 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2084 (build_unary_op): Return error_mark after reporting
2086 (build_modify_expr): Likewise.
2087 * gimplify.c: Include optabs.h and pointer-set.h.
2088 (enum gimplify_omp_var_data): Declare.
2089 (struct gimplify_omp_ctx): Declare.
2090 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2092 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2093 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2094 (splay_tree_compare_decl_uid): New.
2095 (new_omp_context): New.
2096 (delete_omp_context): New.
2097 (gimple_add_tmp_var): Call omp_add_variable.
2098 (gimplify_bind_expr): Likewise.
2099 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2100 true, disregard DECL_VALUE_EXPR on the decl if any.
2101 (gimplify_expr_in_ctx): New.
2102 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2103 omp_add_variable, omp_notice_variable, omp_is_private
2104 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2105 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2106 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2107 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2108 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2109 gimplify_omp_atomic): New.
2110 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2111 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2112 OMP_CRITICAL and OMP_ATOMIC.
2113 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2114 * c-pragma.h (enum pragma_kind): Add
2115 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2116 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2117 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2118 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2119 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2120 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2121 PRAGMA_OMP_THREADPRIVATE.
2122 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2123 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2124 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2125 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2126 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2127 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2128 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2129 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2130 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2131 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2132 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2133 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2134 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2136 (struct nesting_info): Add field_map,
2137 suppress_expansion, debug_var_chain.
2138 (create_nesting_tree): Initialize them.
2139 (lookup_field_for_decl): Use field_map.
2140 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2141 (convert_local_omp_clauses): New.
2142 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2143 (walk_body): Split out of walk_function.
2144 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2145 (convert_nonlocal_reference): Handle omp statements.
2146 (convert_local_reference): Likewise.
2147 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2148 (unnest_nesting_tree): New.
2149 (lower_nested_functions): Call it.
2150 (insert_field_into_struct): Make extern.
2151 (struct walk_stmt_info): Move to tree-gimple.h.
2152 (walk_stmts): Make extern.
2153 * omp-builtins.def: New file.
2154 * tree-iterator.c (expr_only): Clarify comment.
2155 * c-common.h (pushdecl_top_level, pushdecl,
2156 build_modify_expr, build_indirect_ref,
2157 c_finish_omp_master, c_finish_omp_critical,
2158 c_finish_omp_ordered, c_finish_omp_barrier,
2159 c_finish_omp_atomic, c_finish_omp_flush,
2160 c_finish_omp_for, c_split_parallel_clauses,
2161 omp_clause_default_kind, c_omp_sharing_predetermined,
2162 c_omp_remap_decl): Declare.
2163 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2164 (OBJS-common): Add omp-low.o.
2165 (c-omp.o, omp-low.o): Add.
2166 (gimplify.o): Add dependency on $(OPTABS_H).
2167 (GTFILES): Add omp-low.c.
2168 (gt-stringpool.h): Add.
2169 * tree-cfg.c (set_bb_for_stmt): Do not update the
2170 block-to-labels map if we are currently expanding to RTL.
2171 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2173 Handle IDENTIFIER_NODE.
2174 (tree_verify_flow_info): Do not ICE when emitting error
2175 messages about invalid labels.
2176 (dump_function_to_file): Reset CFUN before emitting the body
2178 (debug_function): New.
2179 * passes.c (init_optimization_passes): Schedule
2181 * langhooks-def.h (lhd_omp_predetermined_sharing,
2182 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2184 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2185 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2186 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2187 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2188 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2189 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2190 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2191 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2192 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2193 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2194 (LANG_HOOK_DECLS): Use them.
2196 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2197 Richard Henderson <rth@redhat.com>
2198 Jakub Jelinek <jakub@redhat.com>
2199 Diego Novillo <dnovillo@redhat.com>
2201 * c-parser.c (pragma_omp_clause): Define.
2202 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2203 (c_parser_compound_statement): Likewise.
2204 (c_parser_statement): Likewise.
2205 (c_parser_pragma): Handle omp pragmas.
2206 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2207 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2208 (c_parser_omp_clause_name, check_no_duplicate_clause,
2209 c_parser_omp_variable_list,
2210 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2211 c_parser_omp_clause_copyprivate,
2212 c_parser_omp_clause_default,
2213 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2214 c_parser_omp_clause_lastprivate,
2215 c_parser_omp_clause_nowait,
2216 c_parser_omp_clause_num_threads,
2217 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2218 c_parser_omp_clause_reduction,
2219 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2220 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2221 c_parser_omp_atomic, c_parser_omp_barrier,
2222 c_parser_omp_critical, c_parser_omp_flush,
2223 c_parser_omp_for_loop, c_parser_omp_for,
2224 c_parser_omp_master, c_parser_omp_ordered,
2225 c_parser_omp_sections_scope, c_parser_omp_sections,
2226 c_parser_omp_parallel, c_parser_omp_single,
2227 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2228 * c-pragma.c (init_pragma): Do omp pragma registration here.
2229 * c.opt (fopenmp): New flag.
2231 2006-01-18 Eric Christopher <echristo@apple.com>
2233 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2234 * config/darwin.h (GOMP_SELF_SPECS): Define.
2236 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2238 * rtl.h: Remove the prototype for reg_alloc.
2240 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2243 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2244 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2245 sjlj and dwarf2 exception handling.
2246 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2247 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2248 * pa/pa.c (function_value): Treat complex and vector types as
2250 (function_arg): Likewise. Only pass scalar floats in the floating
2251 point argument registers.
2252 * pa/t-slibgcc-dwarf-ver: New file.
2253 * pa/t-slibgcc-sjlj-ver: New file.
2254 * pa/t-slibgcc-elf-ver: Delete file.
2256 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2258 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2259 unlikely_test_section_p test.
2261 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2263 * mode-switching.c (optimize_mode_switching): Make it static.
2264 * basic-block.h: Remove the prototype for
2265 optimize_mode_switching.
2267 * modulo-sched.c (sms_schedule): Make it static.
2268 * rtl.h: Remove the prototype for sms_schedule.
2270 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2271 * rtl.h: Remove the prototype for gcse_after_reload_main.
2273 * reg-stack.c (reg_to_stack): Make it static.
2274 * rtl.h: Remove the prototype for reg_to_stack.
2276 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2278 * rtl.h: Remove the prototypes for regrename_optimize and
2279 copyprop_hardreg_forward.
2281 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2283 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2284 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2285 Test against the appropriate null constant for the mode.
2286 If 'fixup_overlap' is true, swap the operands if they overlap.
2287 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2288 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2289 alpha_split_tmode_pair and adjust for above change.
2290 * config/alpha/alpha.md (movtf_internal): Adjust call to
2291 alpha_split_tfmode_pair and rely on it to swap the operands.
2292 (movti_internal): New insn and post-reload splitter.
2293 (movti): New expander.
2295 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2297 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2300 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2302 * rtlanal.c (global_reg_mentioned_p_1,
2303 global_reg_mentioned_p): Remove.
2304 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2306 * flow.c (initialize_uninitialized_subregs): Make it static.
2307 * rtl.h: Remove the prototype for
2308 initialize_uninitialized_subregs.
2310 * function.c (instantiate_virtual_regs): Make it static.
2311 * function.h: Remove the prototype for
2312 instantiate_virtual_regs.
2314 * regmove.c (regmove_optimize, combine_stack_adjustments):
2316 * rtl.h: Remove the prototypes for regmove_optimize and
2317 combine_stack_adjustments.
2319 2006-01-17 Roger Sayle <roger@eyesopen.com>
2321 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2322 (size_cost): Encode costs in bytes so that a reg-reg addition is
2323 equivalent to COSTS_N_INSNS(1).
2324 (override_options): Use the size_cost.branch_cost as the default
2325 ix86_branch_cost when optimizing for size.
2327 2006-01-18 Ben Elliston <bje@au.ibm.com>
2329 * Makefile.in (D32PBIT_FUNCS): New.
2330 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2331 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2332 D64PBIT_FUNCS and D128PBIT_FUNCS.
2333 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2334 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2336 (decnumber_dep): Define.
2337 * doc/libgcc.texi (Decimal float library routines): New node.
2338 * config/dfp-bit.h, config/dfp-bit.c: New files.
2340 2006-01-18 Ben Elliston <bje@au.ibm.com>
2342 * expr.c (emit_move_change_mode): Always adjust addresses, not
2343 just during reload. Copy replacements only during reload.
2344 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2345 emit_move_via_integer.
2347 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2349 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2350 instead of $(srcdir) and ${srcdir}.
2352 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2356 * arm.h (struct machine_function): Add pic_reg.
2357 * arm.c (arm_pic_register): Make unsigned.
2358 (arm_override_options): Only set arm_pic_register if
2359 TARGET_SINGLE_PIC_BASE.
2360 (use_return_insn): Only test for a pic register if it is fixed.
2361 (arm_compute_save_reg0_reg12_mask): Likewise.
2362 (thumb_compute_save_reg_mask): Likewise.
2363 (legitimate_pic_operand): Factor out some known invariants.
2364 (legitimize_pic_address): If we don't have a fixed pic register,
2365 then set up a pseudo in the function entry sequence. Handle the
2366 pic base being in a pseudo.
2367 (arm_load_pic_register): Handle the pic register being in a pseudo.
2368 (arm_expand_prologue): Only set up the pic register if it is fixed.
2369 (thumb_expand_prologue): Likewise.
2370 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2371 (pic_load_addr_based_insn): Likewise.
2372 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2375 2006-01-18 Ben Elliston <bje@au.ibm.com>
2377 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2378 decimal float modes for all floating point registers.
2380 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2381 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2383 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2386 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2387 even when the pointer is not NULL.
2389 2006-01-16 Ian Lance Taylor <ian@airs.com>
2391 * common.opt (ftoplevel-reorder): New option.
2392 * cgraph.c (cgraph_asm_nodes): New global variable.
2393 (cgraph_asm_last_node): New static variable.
2394 (cgraph_order): New global variable.
2395 (cgraph_create_node): Set new order field.
2396 (cgraph_varpool_node): Likewise.
2397 (decide_is_variable_needed): Return true if not
2398 flag_toplevel_reorder.
2399 (cgraph_add_asm_node): New function.
2400 * cgraph.h (struct cgraph_node): Add order field.
2401 (struct cgraph_varpool_node): Add order field.
2402 (struct cgraph_asm_node): Define.
2403 (cgraph_asm_nodes, cgraph_order): Declare.
2404 (cgraph_add_asm_node): Declare.
2405 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2407 (cgraph_varpool_assemble_pending_decls): Call it.
2408 (cgraph_output_pending_asms): New static function.
2409 (cgraph_finalize_compilation_unit): Call it.
2410 (struct cgraph_order_sort): Define.
2411 (cgraph_output_in_order): New static function.
2412 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2413 !flag_toplevel_reorder case.
2414 * c-parser.c: Include "cgraph.h".
2415 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2417 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2418 than -fno-unit-at-a-time.
2419 * doc/invoke.texi (Option Summary): Mention
2420 -fno-toplevel-reorder.
2421 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2422 -funit-at-a-time documentation.
2424 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2425 Kazu Hirata <kazu@codesourcery.com>
2427 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2429 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2431 * Makefile.in (FUNCTION_H): New. Use it instead of
2432 function.h throughout the file.
2433 * function.h: Include tree.h.
2435 2006-01-17 Ben Elliston <bje@au.ibm.com>
2437 * recog.c: Separate some functions with whitespace.
2439 2006-01-16 Richard Henderson <rth@redhat.com>
2441 Merge from gomp branch:
2442 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2443 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2444 and rename from struct inline_data. Rename callee* to dst*;
2445 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2446 transform_new_cfg, transform_return_to_modify, and
2447 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2449 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2450 (copy_decl_for_dup): Remove.
2451 * tree-inline.c (struct inline_data): Move to header.
2452 (insert_decl_map): Export.
2453 (remap_decl): Update for member name changes. Use copy_decl hook.
2454 Allow for replacement to be a non-decl. Remove dead code.
2455 (remap_type_1): Check for existing mapping.
2456 (remap_type): Export.
2457 (remap_decls): Update for member name changes.
2458 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2459 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2460 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2461 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2462 (tree_function_versioning, build_duplicate_type): Likewise.
2463 (copy_body_r): Likewise. Export.
2464 (copy_decl_for_dup): Split into ...
2465 (copy_decl_for_dup_finish, copy_decl_to_var,
2466 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2467 (replace_ref_tree, inlining_p): Remove.
2469 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2471 * ifcvt.c (if_convert): Make it static.
2472 * rtl.h: Remove the prototype for if_convert.
2474 * local-alloc.c (local_alloc): Make it static.
2475 * rtl.h: Remove the prototype for local_alloc.
2477 * loop.c (loop_optimize): Make it static.
2478 * cfgloop.h: Remove the prototype for loop_optimize.
2481 2006-01-16 DJ Delorie <dj@redhat.com>
2483 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2486 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2488 * pa.md: Disparage copies between general and floating-point registers
2489 in 32-bit move patterns.
2491 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2494 * Makefile.in (check-%): Depend on site.exp instead of
2495 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2498 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2500 * global.c (global_alloc): Make it static.
2501 * rtl.h: Remove the prototype for global_alloc.
2503 2006-01-16 Richard Guenther <rguenther@suse.de>
2505 * tree-ssa-alias.c (struct used_part): Add write_only field.
2506 (get_or_create_used_part_for): Initialize it to true.
2507 (create_overlap_variables_for): Don't create structure variables
2508 for structures that only are written to.
2509 (find_used_portions): Handle MODIFY_EXPR to track whether a
2510 structure is only written to.
2512 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2514 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2516 * basic-block.h: Remove the prototype for
2517 partition_hot_cold_basic_blocks.
2519 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2521 * cppspec.c (lang_specific_spec_functions): Remove.
2522 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2523 * gcc.h (lang_specific_spec_functions): Remove.
2524 * gccspec.c (lang_specific_spec_functions): Remove.
2526 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2528 * combine.c (record_value_for_reg): Invalidate registers
2530 (record_dead_and_set_regs_1): Likewise, by passing them to
2531 record_value_for_reg.
2532 (record_dead_and_set_regs): Invalidate stores made by a
2533 call. We do not combine across a call, but we still
2534 relied on equivalences.
2536 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2538 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2539 vrp_int_const_binop returning non-constant nodes.
2541 2006-01-16 Paul Brook <paul@codesourcery.com>
2543 * config/m68k/m68k.c (output_move_const_into_data_reg):
2544 Output correct mnemonic for mvz and mvs.
2546 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2548 * rtl-factoring.c: Add sequence abstraction algorithm.
2549 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2550 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2552 (block_has_preserve_label): New function.
2553 * common.opt: Register new pass.
2554 * Makefile.in: Ditto.
2556 * timevar.def: Ditto.
2557 * tree-pass.h: Ditto.
2558 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2559 * rtl.h (make_jump_insn_raw): Add forward decl.
2560 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2562 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2563 Roger Sayle <roger@eyesopen.com>
2565 * fold-const.c (fold_minmax): New static function.
2566 (fold_binary) <MIN_EXPR>: Call it.
2567 <MAX_EXPR>: Likewise.
2568 * stor-layout.c (place_field): Use DECL_SIZE consistently
2569 in the computation of the new record size.
2571 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2573 * cse.c (cse_condition_code_reg): Make it static.
2574 * rtl.h: Remove the prototype for cse_condition_code_reg.
2576 * combine.c (combine_instructions): Make it static.
2577 * rtl.h: Remove the prototype for combine_instructions.
2579 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2582 * tree.c (get_file_function_name_long): Concatenate the first global
2583 object name with a string derived from the input filename of the object
2586 2006-01-16 Ben Elliston <bje@au.ibm.com>
2588 * config/i386/winnt-stubs.c: Update FSF address.
2589 * config/xtensa/ieee754-df.S: Ditto.
2590 * config/xtensa/ieee754-sf.S: Ditto.
2592 2006-01-14 Ian Lance Taylor <ian@airs.com>
2594 * ifcvt.c (noce_init_if_info): New static function, broken out of
2595 noce_process_if_block.
2596 (noce_process_if_block): Call noce_init_if_info.
2597 (check_cond_move_block): New static function.
2598 (cond_move_process_if_block): New static function.
2599 (process_if_block): Call cond_move_process_if_block.
2601 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2603 * cselib.c (hash_table): Rename to cselib_hash_table.
2604 (cselib_clear_table, discard_useless_values,
2605 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2606 cselib_init, cselib_finish): Adjust uses of hash_table.
2608 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2610 PR tree-optimization/25485
2611 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2612 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2613 is known to be false and true, respectively.
2615 2006-01-14 Richard Guenther <rguenther@suse.de>
2617 PR tree-optimization/22548
2618 PR tree-optimization/22555
2619 PR tree-optimization/22501
2620 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2621 * params.def (salias-max-array-elements): New parameter.
2622 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2623 * doc/invoke.texi (salias-max-array-elements): Document.
2624 * tree-flow-inline.h (var_can_have_subvars): We also handle
2626 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2628 * tree-ssa-structalias.c (params.h): Include.
2629 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2630 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2631 (get_constraint_for): For ADDR_EXPR operating on something
2632 containing an ARRAY_REF, add all subvars to the solution.
2633 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2634 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2635 for creating MUST_DEFs.
2636 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2638 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2640 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2642 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2643 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2644 number_of_iterations_le): New functions.
2645 (number_of_iterations_special): Removed.
2646 (number_of_iterations_exit): Do not use number_of_iterations_special.
2647 * tree.c (unsigned_type_for): Always return integer type.
2649 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2650 Richard Guenther <rguenther@suse.de>
2652 PR rtl-optimization/24257
2653 * gcse.c (find_moveable_store): Only consider a store movable
2654 when the SET_SRC of the insn can be assigned to a register.
2656 2006-01-14 Ian Lance Taylor <ian@airs.com>
2658 * tree.c (tree_not_class_check_failed): New function.
2659 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2660 (tree_not_class_check_failed): Declare.
2662 2006-01-13 Ian Lance Taylor <ian@airs.com>
2664 * reload1.c (do_output_reload): Add assertion rejecting a
2667 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2669 * combine.c (struct reg_stat): Add new fields truncation_label and
2671 (record_value_for_reg): Reset truncated_to_mode.
2672 (record_truncated_value): New function.
2673 (check_promoted_subreg): Call it. Rename to check_conversions.
2674 (combine_instructions): Rename check_promoted_subreg to
2676 (reg_truncated_to_mode): New function.
2677 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2678 (gen_lowpart_or_truncate): New function.
2679 (force_to_mode): Use it instead of gen_lowpart.
2681 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2683 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2684 VAR is a tag, not its type tag.
2686 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2688 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2689 alternatives to match style of other entries.
2690 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2692 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2694 PR tree-optimization/25771
2695 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2698 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2701 * tree-inline.c (declare_return_variable): If the return variable
2702 was marked as a non gimple complex, set the return slot variable
2703 to be a non gimple comple variable.
2705 2006-01-13 Richard Guenther <rguenther@suse.de>
2707 * builtins.c (expand_builtin_sincos): New function.
2708 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2710 (expand_builtin): Expand sincos using expand_builtin_sincos.
2712 2006-01-12 DJ Delorie <dj@redhat.com>
2714 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2715 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2716 so that constant shifts can be split.
2717 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2718 (m32c_valid_pointer_mode): Make static.
2719 (shift_gen_func_for): New.
2720 (m32c_prepare_shift): Use it. Split large const shifts into
2722 * config/m32c/predicates.md (shiftcount_operand): Allow more
2724 (longshiftcount_operand): New.
2725 * doc/md.texi (Machine Constraints): Document In6.
2727 2006-01-13 Ben Elliston <bje@au.ibm.com>
2729 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2730 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2733 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2735 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2736 to try to avoid clobbering pieces of structures when we know
2737 something about the whole structure.
2738 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2740 2006-01-13 Ben Elliston <bje@au.ibm.com>
2742 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2743 return in memory, as this is no limitation is no longer present.
2745 2006-01-12 DJ Delorie <dj@redhat.com>
2747 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2748 mova with fb, and for fb+0 -> An.
2750 * config/m32c/mov.md (peephole2): Fix enabling logic.
2752 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2753 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2754 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2755 FINI_ARRAY_SECTION_ASM_OP): Define.
2757 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2759 (m32c_legitimize_reload_address): New logic to reload FB to An.
2760 (m32c_output_reg_push): Add newline.
2761 (m32c_output_reg_pop): Likewise.
2763 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2765 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2767 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2769 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2771 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2773 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2776 2006-01-11 Ben Elliston <bje@au.ibm.com>
2778 * rtlanal.c (find_reg_note): Assert insn is not null.
2780 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2782 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2785 2006-01-11 Jeff Law <law@redhat.com>
2787 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2789 (mark_threaded_blocks, register_jump_thread): New functions.
2790 (thread_through_all_blocks): Remove unwanted argument. No
2791 longer rely on e->aux to communicate thread target info.
2792 Call mark_threaded_blocks. Release the threaded_blocks
2793 bitmap and threaded_edges vector when complete.
2794 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2795 (threaded_blocks): Remove.
2796 (tree_ssa_dominator_optimize): Remove initialization and
2797 finalization of threaded_blocks. Simplify call to
2798 thread_through_all_blocks.
2799 (thread_across_edge): Call register_jump_thread rather than
2800 storing thread information into e->aux.
2801 (free_all_edge_infos): Simplify now that e->aux is no longer
2802 used to communicate with thread_through_all_blocks.
2803 * tree-flow.h (thread_through_all_blocks): Update prototype.
2804 (register_jump_thread): Prototype.
2806 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2808 * df-core.c (df_compact_blocks, df_bb_replace): Use
2809 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2811 2006-01-11 Richard Guenther <rguenther@suse.de>
2813 PR tree-optimization/25734
2814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2815 stop propagation after successful propagation to the LHS.
2817 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2819 * basic-block.h (control_flow_graph): Change the type of
2820 x_basic_block_info to VEC(basic_block,gc) *.
2821 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2823 (SET_BASIC_BLOCK): New.
2824 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2825 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2826 * cfgbuild.c (find_basic_blocks): Likewise.
2827 * cfglayout.c (fixup_reorder_chain): Likewise.
2828 * cfgrtl.c (create_basic_block_structure,
2829 rtl_create_basic_block): Likewise.
2830 * ifcvt.c (find_if_case_1): Likewise.
2831 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
2834 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2836 * Makefile.in: Removed rotted odf.c entry.
2838 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
2841 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
2842 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
2843 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
2844 output pattern modifier, not %e.
2845 * config/cris/cris.c (cris_op_str): Update comment about pattern
2847 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
2848 before falling through into...
2849 <case 'E'>: Redefined from old 'e' case.
2851 2006-01-11 Jan Hubicka <jh@suse.cz>
2854 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2856 2006-01-11 Jan Hubicka <jh@suse.cz>
2858 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
2859 * i386.c (x86_decompose_lea): Kill.
2860 (ix86_rtx_costs): Kill.
2862 2006-01-11 Jan Hubicka <jh@suse.cz>
2864 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
2865 * cgraph.h (cgraph_node): Add inline_decl.
2866 (cgraph_insert_node_to_hashtable): Declare.
2867 (save_inline_function_body): Declare.
2868 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
2870 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
2871 (cgraph_function_versioning): Update call of tree_function_versioning.
2872 (save_inline_function_body): New function.
2873 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
2874 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
2875 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
2876 (cgraph_default_inline_p): Likewise.
2877 (cgraph_decide_inlining_incrementally): Likewise.
2878 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
2879 (copy_bb): Kill saving; do updating of clones.
2880 (copy_cfg_body): Kill saving.
2881 (initialize_inlined-parameters): Likewise.
2882 (expand_call_inline): Likewise.
2884 (tree_function_versioning): New parameter "update_clones".
2885 (inlining_p): Kill saving.
2886 * tree-inline.h (tree_function_versioning): Update prototype.
2887 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
2890 2006-01-11 Ian Lance Taylor <ian@airs.com>
2892 * combine.c (struct undo): Remove is_int. Enumify types of undos.
2893 Allow undoing set of machine mode.
2894 (do_SUBST): Use enums instead of is_int.
2895 (do_SUBST_MODE): New function.
2896 (SUBST_MODE): New macro.
2897 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2898 reg and trying to replace reg_regno_rtx with a new register.
2899 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2900 (simplify_set): Use SUBST_MODE.
2901 (distribute_notes): Remove code that tried to update reg notes
2902 for regno_reg_rtx changes.
2904 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2906 PR tree-optimization/23109
2907 PR tree-optimization/23948
2908 PR tree-optimization/24123
2910 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2911 * tree-cfg.c (single_noncomplex_succ): New.
2912 * tree-flow.h (single_noncomplex_succ): Declare it.
2913 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2914 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2915 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2916 insert_bb, register_division_in, insert_reciprocals,
2917 replace_reciprocal, free_bb): New.
2918 (execute_cse_reciprocals_1): Rewritten.
2919 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2920 Do not commit any edge insertion. Always compute dominators and
2921 create the allocation pool.
2922 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
2923 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
2924 * targhooks.c (default_min_divistions_for_recip_mul): New.
2925 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
2926 * passes.c (init_optimization_passes): Run recip after tree loop
2928 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2930 2006-01-11 Danny Berlin <dberlin@dberlin.org>
2931 Kenneth Zadeck <zadeck@naturalbridge.com>
2933 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
2934 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
2935 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
2936 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
2937 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
2938 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
2939 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
2940 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
2941 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
2942 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
2943 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
2944 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
2945 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
2946 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
2947 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
2948 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
2949 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
2950 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
2951 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2952 DF_SCAN_POST_ALLOC): New macros.
2953 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2954 df_free_bb_function, df_local_compute_function, df_init_function,
2955 df_dataflow_function, df_confluence_function_0,
2956 df_confluence_function_n, df_transfer_function,
2957 df_finalizer_function, df_free_function, df_dump_problem_function,
2958 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
2959 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
2960 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
2961 df_urec_bb_info, ) New types.
2962 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
2964 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
2965 df_analyze_simple_change_some_blocks,
2966 df_analyze_simple_change_one_block, df_compact_blocks,
2967 df_bb_replace, df_bb_regno_last_use_find,
2968 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
2969 df_insn_regno_def_p, df_find_def, df_find_use,
2970 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
2971 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
2972 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
2973 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
2974 debug_df_chain, df_get_dependent_problem, df_chain_create,
2975 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
2976 df_grow_bb_info, df_chain_dump, df_print_bb_index,
2977 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
2978 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
2979 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
2980 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
2981 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
2982 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
2983 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
2984 df_ref_remove, df_insn_refs_delete, df_refs_delete,
2985 df_reorganize_refs, df_set_state, df_hard_reg_init,
2986 df_read_modify_subreg_p) New public functions.
2987 * df-core.c: The core dataflow solver and glue routines for rtl
2989 (df_init, df_add_problem, df_set_blocks, df_finish,
2990 df_hybrid_search_forward, df_hybrid_search_backward,
2991 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
2992 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
2993 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
2994 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
2995 df_reg_defined, df_find_use, df_reg_used, df_dump,
2996 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
2997 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
2998 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
2999 debug_df_useno, reset_df_after_reload): New functions.
3000 * df-scan.c: The scanning fuctions, once in df.c, completely
3001 rewritten so that they now fully model the functionality of
3002 register usage at the backend.
3003 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3004 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3005 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3006 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3007 df_get_artificial_defs, df_get_artificial_uses,
3008 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3009 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3010 df_refs_delete, df_reorganize_refs, df_set_state,
3011 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3012 df_def_record_1, df_defs_record, df_uses_record,
3013 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3014 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3015 df_record_exit_block_uses, df_hard_reg_init): New functions.
3017 * df-problems.c: Seven concrete dataflow problems that use the
3018 scanning in df-scan.c and are solved by the engine in df-core.c.
3019 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3020 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3021 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3022 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3023 df_ru_free_bb_info, df_ru_alloc,
3024 df_ru_bb_local_compute_process_def,
3025 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3026 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3027 df_ru_transfer_function, df_ru_free, df_ru_dump,
3028 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3029 df_rd_free_bb_info, df_rd_alloc,
3030 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3031 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3032 df_rd_transfer_function, df_rd_free, df_rd_dump,
3033 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3034 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3035 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3036 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3037 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3038 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3039 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3040 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3041 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3042 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3043 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3044 df_urec_mark_reg_use_for_earlyclobber,
3045 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3046 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3047 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3048 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3049 df_chain_create_bb_process_use, df_chain_create_bb,
3050 df_chain_finalize, df_chain_free, df_chains_dump,
3051 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3052 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3053 df_reg_lifetime): New functions.
3054 * df.c: Deleted file.
3055 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3056 consistent with new df api.
3057 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3058 rest_of_handle_sms): Ditto.
3059 * web.c (unionfind_union, union_defs, entry_register, web_main):
3061 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3062 invariant_expr_equal_p, find_defs, check_dependencies,
3063 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3064 free_inv_motion_data, move_loop_invariants): Ditto.
3065 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3066 Update dependencies.
3067 (odf.c): Added defective entry that was deleted later in day.
3068 * sched-deps.c (sched_analyze_1): Ditto.
3070 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3072 * tree-ssa-operands.c (get_expr_operands): Record addressable
3073 variables directly. Do not call add_stmt_operands for CONST_DECLs
3075 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3076 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3078 2006-01-11 Ben Elliston <bje@au.ibm.com>
3080 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3081 function returns true in the positive case.
3083 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3086 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3087 for SI, DI, SF and DF modes. Add alternatives to copy between
3088 general and floating point registers to the 32-bit patterns.
3089 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3090 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3091 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3092 generating 64-bit code.
3093 * config/pa/pa.c (output_move_double): Handle copies between general
3094 and floating registers.
3096 2006-01-10 Stuart Hastings <stuart@apple.com>
3098 * config/i386/i386.md (set_got): Update.
3099 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3100 (builtin_setjmp_receiver): Mach-O support.
3101 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3102 (GOT_SYMBOL_NAME): Define.
3103 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3104 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3105 * config/i386/i386.c (override_options): Revise for Darwin.
3106 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3107 support. (darwin_x86_file_end): New. (output_set_got): Add label
3108 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3109 * config/i386/i386-protos.h (output_set_got): Likewise.
3110 * config/darwin.c (machopic_legitimize_pic_address): Update
3113 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3115 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3116 when MODE isn't BLKmode.
3118 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3120 PR rtl-optimization/25367
3121 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3123 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3126 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3127 for a negative bound.
3129 2006-01-10 Richard Guenther <rguenther@suse.de>
3131 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3132 Never override with anything constraint.
3134 2006-01-10 Jan Beulich <jbeulich@novell.com>
3136 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3137 256 bits when optimize_size.
3139 2006-01-10 Jan Beulich <jbeulich@novell.com>
3141 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3143 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3144 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3147 2006-01-10 Ben Elliston <bje@au.ibm.com>
3149 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3151 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3152 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3153 (USE_FP_FOR_ARG): Reject decimal float modes.
3154 (function_arg_advance): Likewise.
3155 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3156 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3157 point types in AltiVec vectors.
3158 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3159 (rs6000_libcall_value): Likewise.
3161 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3163 * config/xtensa/ieee754-df.S: New file.
3164 * config/xtensa/ieee754-sf.S: New file.
3165 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3166 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3167 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3169 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3171 * config/sh/predicates.md (binary_float_operator,
3172 binary_logical_operator, commutative_float_operator,
3173 equality_comparison_operator, greater_comparison_operator,
3174 less_comparison_operator, logical_operator,
3175 noncommutative_float_operator, shift_operator,
3176 symbol_ref_operand, unary_float_operator): Remove redundant
3179 2006-01-09 Jeff Law <law@redhat.com>
3181 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3182 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3183 now unused arguments. Callers updated.
3184 (eliminate_redundant_computations): Remove now unused arguments,
3186 (local_fold): Remove, no longer used.
3187 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3189 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3190 (simplify_cond): New function.
3191 (forward_propagate_into_cond): Call simplify_cond.
3193 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3195 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3196 (*vec_extractv2di_1_sse): New.
3198 2006-01-09 Ben Elliston <bje@au.ibm.com>
3200 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3202 2006-01-08 Richard Guenther <rguenther@suse.de>
3204 * tree-ssa-structalias.c (get_constraint_for): Remove
3206 (get_constraint_for_component_ref): Likewise.
3207 (do_deref): Likewise.
3208 (get_constraint_for): Likewise.
3209 (do_structure_copy): Likewise.
3210 (handle_ptr_arith): Likewise.
3211 (find_func_aliases): Likewise. Remove unused need_anyoffset
3214 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3215 Kaz Kojima <kkojima@gcc.gnu.org>
3217 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3218 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3219 (EXTRA_CONSTRAINT_C16): Remove.
3220 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3221 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3222 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3223 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3224 constants of SHmedia. Handle nested constant expressions of
3226 (andcosts): Fix the costs for SHmedia constants.
3227 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3228 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3229 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3230 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3231 (movv4hi_i, movv2si_i): Likewise.
3232 (movsi_const): Adjust the second operand of ior so to match with
3234 (movdi_const, movdi_const_32bit): Likewise.
3235 (movdi_const_16bit+1): Don't sign-extend LOW.
3236 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3238 (*double_shori): Fix the split condition. Use GEN_INT instead
3239 of get_int_mode calls. Mask lower 16-bit of the argument of
3241 (sym2GOTPLT): Remove.
3242 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3244 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3245 instead of EXTRA_CONSTRAINT_C16.
3247 2006-01-07 Ian Lance Taylor <ian@airs.com>
3248 David Edelsohn <edelsohn@gnu.org>
3250 PR rtl-optimization/25662
3251 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3252 for constant operands instead of simplify_gen_binary.
3253 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3254 after trying simplify_binary_operation
3256 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3258 * tree.c (iterative_hash_expr): Hash decls based on UID.
3260 2006-01-06 Eric Christopher <echristo@apple.com>
3262 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3263 (TARGET_UNWIND_EMIT): Fix spelling.
3264 * target.h (gcc_target): Add except_table_label.
3265 * except.c (output_function_exception_table): Use.
3266 * varasm.c (default_emit_except_table_label): New.
3267 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3269 (asm_out): Add here.
3270 * output.h (default_emit_except_table_label): Prototype.
3271 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3272 * config/darwin.c (darwin_emit_except_table_label): Define.
3273 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3275 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3277 PR tree-optimization/18527
3278 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3279 number_of_iterations_special, number_of_iterations_exit):
3280 Move base and step of an iv to a single structure. Add
3281 no_overflow flag, and use it in # of iterations analysis.
3282 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3283 folded_casts argument.
3284 (simple_iv): Pass base and step in a structure. Set no_overflow
3286 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3287 Evaluate expensiveness of computing # of iterations instead of
3288 the final expression.
3289 * tree-scalar-evolution.h (affine_iv): New structure.
3290 (simple_iv): Declaration changed.
3291 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3292 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3293 find_givs_in_stmt): Changed due to simple_iv change.
3295 2006-01-06 Jeff Law <law@redhat.com>
3298 * tree-cfg.c (bsi_replace): Rename final argument from
3299 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3300 change (stmt -> orig_stmt).
3301 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3302 (bsi_remove): Add new argument. Remove EH information
3304 (verify_eh_throw_table_statements): New function.
3305 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3307 * tree-optimize.c (execute_free_cfg_annotations): Verify
3308 the EH throw statement table after removing annotations.
3309 * except.h (verify_eh_throw_table_statements): Prototype.
3310 * tree-flow.h (bsi_remove): Update prototype.
3311 * tree-vrp.c (remove_range_assertions): Add new argument to
3313 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3314 * tree-complex.c (expand_complex_div_wide): Likewise.
3315 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3316 * tree-tailcall.c (eliminate_tailcall): Likewise.
3317 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3318 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3319 * tree-nrv.c (tree_nrv): Likewise.
3320 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3321 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3322 (combine_blocks): Likewise.
3323 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3324 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3325 (cleanup_control_flow): Likewise.
3326 (remove_forwarder_block): Likewise.
3327 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3328 * tree-sra.c (sra_replace): Likewise.
3329 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3330 (forward_propagate_single_use_vars): Likewise.
3331 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3332 * tree-inline.c (expand_call_inline): Likewise.
3333 * tree-vect-transform.c (vect_transform_loop): Likewise.
3334 * tree-outof-ssa.c (rewrite_trees): Likewise.
3335 * tree-cfg.c (make_goto_expr_edges): Likewise.
3336 (cleanup_dead_labels): Likewise.
3337 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3338 (bsi_move_before, bsi_move_after): Likewise.
3339 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3340 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3342 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3345 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3347 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3348 on non gimple variables. Also add checks at the top for decls and
3350 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3352 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3353 and IMAGPART_EXPR for creating MUST_DEFs.
3354 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3355 and NAME_MEMORY_TAG separately from the DECLs.
3357 2006-01-06 Richard Guenther <rguenther@suse.de>
3359 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3360 annotation, if necessary.
3361 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3362 redundant calls to update_stmt.
3363 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3366 2006-01-05 Richard Henderson <rth@redhat.com>
3368 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3370 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3372 * c-typeck.c: Update copyright date.
3374 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3376 * c-typeck.c (build_c_cast): Always warn when casting
3377 from a pointer to an integer of different size, even if
3378 the node was constant.
3380 2006-01-05 Richard Guenther <rguenther@suse.de>
3382 PR tree-optimization/22555
3383 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3384 if one structure field is an array.
3385 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3386 operands even if we found a subvar, but ignore VOPs in this
3388 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3390 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3392 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3395 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3397 2006-01-05 Richard Guenther <rguenther@suse.de>
3398 Diego Novillo <dnovillo@redhat.com>
3400 * tree-pass.h (TODO_remove_unused_locals): Define.
3401 * gimple-low.c (expand_var_p, remove_useless_vars,
3402 pass_remove_useless_vars): Remove. Update all users.
3403 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3404 (remove_unused_locals): New function.
3405 * tree-flow.h (remove_unused_locals): Declare.
3406 * passes.c (execute_todo): Call remove_unused_locals if
3407 TODO_remove_unused_locals is set.
3408 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3409 * tree-ssa-dce.c (pass_dce): Likewise.
3410 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3412 2006-01-05 Richard Guenther <rguenther@suse.de>
3414 * tree-flow.h (struct fieldoff): Decompose field to
3415 type, size and decl.
3416 * tree-ssa-alias.c (create_sft): Take type as parameter.
3417 (create_overlap_variables_for): Store type, size and decl
3418 in the fieldoff structure.
3419 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3421 (push_fields_onto_fieldstack): Likewise.
3422 (create_variable_info_for): Likewise. Use offset for the
3423 SFT name if the decl is not available.
3425 2006-01-04 Paul Brook <paul@codesourcery.com>
3427 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3429 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3431 * lambda-code.c (can_put_in_inner_loop): Relax
3433 (can_put_after_inner_loop): New function.
3434 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3435 (perfect_nestify): Change to make copies and modify uses.
3437 2006-01-04 Richard Henderson <rth@redhat.com>
3439 Merge from gomp branch:
3440 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3441 via integer constant.
3442 (pragma_lex): Remove.
3443 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3444 rather than parsing it.
3445 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3446 handle_pragma_extern_prefix): Add %< %> quotes.
3447 (registered_pragmas): New.
3448 (c_register_pragma_1): New.
3449 (c_register_pragma): Use it.
3450 (c_register_pragma_with_expansion): Likewise.
3451 (c_invoke_pragma_handler): New.
3452 (init_pragma): Use cpp_register_deferred_pragma directly for
3454 * c-pragma.h (enum pragma_kind): New.
3455 (pragma_handler): New.
3456 (c_invoke_pragma_handler): Declare.
3457 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3459 * c-common.h (c_common_pch_pragma): Update decl.
3460 * Makefile.in (c-parser.o): Update dependencies.
3461 (GTFILES): Add c-pragma.h.
3462 * c-parser.c (struct c_token): Add pragma_kind.
3463 (struct c_parser): Add in_pragma.
3464 (c_lex_one_token): Always initialize keyword and pragma_kind.
3465 Extract data for CPP_PRAGMA.
3466 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3467 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3468 Don't allow CPP_PRAGMA_EOL if in_pragma.
3469 (c_parser_consume_pragma): New.
3470 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3471 (c_parser_skip_to_end_of_parameter): Likewise.
3472 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3473 (c_parser_skip_to_pragma_eol): New.
3474 (c_parser_external_declaration): Handle CPP_PRAGMA.
3475 (c_parser_compound_statement_nostart): Likewise.
3476 (c_parser_statement_after_labels): Likewise.
3477 (c_parser_pragma): New.
3478 (pragma_lex): Likewise.
3479 (c_parser_pragma_pch_preprocess): New.
3480 (c_parser_new): Merge into ...
3481 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3483 2006-01-04 Jeff Law <law@redhat.com>
3486 * tree-cfg.c (bsi_replace): Remove the original statement
3487 from the EH throw statement table.
3489 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3491 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3492 make the prototype extern "C" and add throw ().
3495 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3496 and pos non-negative and pos + len <= 32.
3497 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3498 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3499 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3502 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3503 as well as sizes not multiple of component size.
3506 * function.c (instantiate_expr): New function.
3507 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3508 walk its DECL_VALUE_EXPR with instantiate_expr.
3510 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3511 DW_OP_deref{,_size} if address isn't going to be added.
3513 2006-01-04 Ben Elliston <bje@au.ibm.com>
3515 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3516 * config/fp-bit.c: Likewise.
3518 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3520 * dominance.c: Add comment about why we use DFS numbering
3523 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3524 Richard Henderson <rth@redhat.com>
3526 Merge from gomp-branch:
3527 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3528 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3530 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3532 PR rtl-optimization/25578
3533 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3534 pass a parameter to simplify_shift_const if changing ASHIFTRT
3537 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3539 * builtins.c (get_builtin_sync_mem): New function.
3540 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3541 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3542 Call get_builtin_sync_mem to generate mem rtx.
3544 2006-01-03 Richard Guenther <rguenther@suse.de>
3547 * stmt.c (add_case_node): Make sure to clear overflow flags
3550 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3552 Merge from gomp-branch.
3553 * config/sparc/sync.md: New file.
3554 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3555 UNSPECV_LDSTUB): New constants.
3556 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3557 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3558 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3561 2006-01-03 Roger Sayle <roger@eyesopen.com>
3563 * combine.c (reg_subword_p): New predicate to test whether the
3564 destination of a set refers to a subword/piece of a register.
3565 (try_combine): Generalize the code to merge the setting of a
3566 pseudo to a constant followed by a set of a subword of that
3567 register to a constant.
3569 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3571 * basic-block.h (control_flow_graph): Change the type of
3572 x_label_to_block_map to VEC(basic_block,gc) *.
3573 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3574 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3576 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3577 VEC(basic_block,heap) *.
3578 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3579 ssa_prop_fini): Adjust the uses of cfg_blocks.
3581 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3583 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3585 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3586 hashing trees instead of a pointer hash.
3587 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3588 compare for MEM_EXPR.
3590 PR rtl-optimization/25130
3591 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3592 when comparing MEMs for GCSE
3594 2006-01-03 Ben Elliston <bje@au.ibm.com>
3596 * targhooks.h (default_decimal_float_supported_p): Declare.
3597 * targhooks.c (default_decimal_float_supported_p): Define.
3598 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3599 `default_decimal_float_supported_p'.
3600 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3602 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3604 * combine.c (apply_distributive_law <SUBREG>): Check
3605 TRULY_NOOP_TRUNCATION.
3607 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3609 * dwarf2out.c (have_switched_text_section): Delete.
3610 (have_multiple_function_sections): New.
3611 (have_location_lists): Make 'bool'.
3612 (add_AT_loc_list): Use 'true' not '1'.
3613 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3614 (output_loc_list): Use have_multiple_function_sections.
3615 (output_ranges): Likewise.
3616 (dwarf2out_begin_function): Set have_multiple_function_sections if
3618 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3619 Check function_section rather than DECL_SECTION_NAME.
3620 (dwarf2out_finish): Use have_multiple_function_sections.
3621 Don't clear have_location_lists.
3623 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3624 Jan Hubicka <jh@suse.cz>
3626 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3627 case of conditional jump jumping to the next instruction.
3628 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3629 cases of conditional jump jumping to the next instruction.
3631 2006-01-02 Jan Hubicka <jh@suse.cz>
3633 * i386.c (*_cost): Add COSTS_N_INSNS.
3634 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3636 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3639 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3641 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3643 * config/arm/arm.c (all_fpus): Fix comment typo.
3644 * config/darwin.c: Likewise.
3645 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3646 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3647 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3649 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3651 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3652 (rs6000_split_compare_and_swapqhi): New.
3653 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3654 (sync_compare_and_swapqhi_internal): New.
3655 * config/rs6000/rs6000-protos.h: Declare.