1 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3 * mode-switching.c (optimize_mode_switching): Fix size
4 allocated for bb_info[n_entities].
6 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8 * gcc.c (main): Correct type that is allocated for
11 2006-01-31 Jakub Jelinek <jakub@redhat.com>
13 * config/s390/s390.c (init_alignment_context): Set
14 ALIAS_SET_MEMORY_BARRIER on the MEM.
15 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
17 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
20 * loop-unroll.c (unroll_loop_runtime_iterations): Free
22 * tree-ssa-live.c (type_var_init): Allocate bitmap after
25 2006-01-31 Marcin Dalecki <martin@dalecki.de>
27 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
29 * tree-ssa-loop-im.c: Ditto.
31 * tree-complex.c: Ditto.
33 * tree-ssa-threadupdate.c: Ditto.
35 * java/class.c: Ditto.
36 * java/jcf-parse.c: Ditto.
37 * java/resource.c: Ditto.
38 * java/except.c: Ditto.
39 * java/jvspec.c: Ditto.
40 * java/jcf-write.c: Ditto.
41 * java/jcf-path.c: Ditto.
42 * java/gjavah.c: Ditto.
43 * java/zextract.c: Ditto.
44 * java/jcf-io.c: Ditto.
46 * java/buffer.c: Ditto.
48 * java/parse-scan.y: Ditto.
51 * cfgloopmanip.c: Ditto.
52 * postreload-gcse.c: Ditto.
53 * tree-ssa-loop-manip.c: Ditto.
54 * postreload.c: Ditto.
55 * tree-ssa-loop-ch.c: Ditto.
59 * diagnostic.c: Ditto.
64 * cfgloopanal.c: Ditto.
65 * objc/objc-act.c: Ditto.
67 * genextract.c: Ditto.
68 * genautomata.c: Ditto.
69 * pretty-print.c: Ditto.
71 * cgraphunit.c: Ditto.
74 * haifa-sched.c: Ditto.
77 * tree-ssa-loop-ivopts.c: Ditto.
79 * mode-switching.c: Ditto.
80 * modulo-sched.c: Ditto.
82 * ipa-pure-const.c: Ditto.
84 * fix-header.c: Ditto.
86 * tree-stdarg.c: Ditto.
89 * ipa-inline.c: Ditto.
92 * alloc-pool.c: Ditto.
95 * genattrtab.c: Ditto.
96 * tree-ssa-loop-ivcanon.c: Ditto.
100 * fortran/gfortranspec.c: Ditto.
102 * local-alloc.c: Ditto.
103 * langhooks.c: Ditto.
105 * tree-vectorizer.c: Ditto.
107 * ipa-type-escape.c: Ditto.
109 * tree-if-conv.c: Ditto.
112 * tree-data-ref.c: Ditto.
113 * loop-unroll.c: Ditto.
114 * treelang/treetree.c: Ditto.
117 * ggc-common.c: Ditto.
121 * tree-cfgcleanup.c: Ditto.
122 * tree-ssa-pre.c: Ditto.
123 * cfgcleanup.c: Ditto.
124 * loop-invariant.c: Ditto.
127 * print-tree.c: Ditto.
130 * sched-deps.c: Ditto.
132 * tree-object-size.c: Ditto.
134 * bb-reorder.c: Ditto.
136 * var-tracking.c: Ditto.
138 * df-problems.c: Ditto.
139 * reg-stack.c: Ditto.
142 * sched-rgn.c: Ditto.
143 * tree-ssa-structalias.c: Ditto.
144 * tree-ssa-reassoc.c: Ditto.
145 * config/darwin-c.c: Ditto.
146 * config/darwin.c: Ditto.
147 * config/arm/arm.c: Ditto.
152 2006-01-31 Nicolas Pitre <nico@cam.org>
154 * arm.md (smaxsi3): Make aware of smax_m1.
157 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
159 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
161 2006-01-31 Richard Guenther <rguenther@suse.de>
163 * doc/invoke.texi (-msselibm): Document.
164 * target.h (expand_library_builtin): New target hook.
165 * builtins.c (expand_builtin): Use expand_library_builtin.
166 (default_expand_library_builtin): New function.
167 * gcc.c (LINK_GCC_MATH_SPEC): Define.
168 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
169 (link_gcc_math_spec): Declare.
170 (static_specs): Add link_gcc_math_spec.
171 * expr.h (default_expand_library_builtin): Declare.
172 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
173 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
174 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
175 * config/i386/i386.opt (msselibm): New target option.
176 * config/i386/i386.c (ix86_builtin_function_variants): New array.
177 (ix86_init_sse_abi_builtins): New function.
178 (ix86_expand_library_builtin): Likewise.
179 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
180 (override_options): Handle error conditions wrt -msselibm.
181 (ix86_builtins): Add function codes for SSE2 ABI builtins.
182 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
183 * doc/extend.texi (__builtin_sse2_*): Document new target specific
186 2006-01-31 Richard Guenther <rguenther@suse.de>
187 Paolo Bonzini <bonzini@gnu.org>
189 * doc/install.texi (--disable-libgcc-math): Document.
191 2006-01-30 Marcin Dalecki <martin@dalecki.de>
193 * expr.h (expand_normal): new inline function.
194 * builtins.c: use it, use EXPAND_NORMAL explicitely.
196 * dwarf2out.c: use it.
201 * config/sparc/sparc.c: use it.
202 * config/i386/i386.c: use it.
203 * config/rs6000/rs6000.c: use it.
204 * config/arm/arm.c: use it.
205 * config/mips/mips.c: use it.
206 * stmt.c: use it, use EXPAND_NORMAL explicitely.
208 2006-01-30 Roger Sayle <roger@eyesopen.com>
210 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
211 argv to the appropriate type.
213 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
215 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
218 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
221 * config/s390/s390.c (struct machine_function): New flag
222 decomposed_literal_pool_addresses_ok_p.
223 (s390_reorg): Set it before final stage of literal pool transforms.
224 (s390_decompose_address): Only accept displacements of the form
225 (minus (label_ref ...) (label_ref ...)) if that flag is set.
227 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
229 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
230 the comparison routine return.
232 2006-01-30 Michael Matz <matz@suse.de>
234 * global.c (find_reg): Only evict for global regs.
235 Take n_refs into account and dump more info.
237 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
240 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
241 (pragma_trap, pragma_nosave_low_regs): Likewise.
242 (current_function_anonymous_args): Likewise.
243 (sh_deferred_function_attributes): New variable.
244 (sh_deferred_function_attributes_tail): Likewise.
245 (print_operand): For '@', look up trap_exit attribute.
246 (calc_live_regs): Look up trapa_handler attribute. For trapa
247 handlers, save/restore fpscr, but don't do any other
248 interrupt-specific saves.
249 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
250 Fix check for partially saved registers to check for SHmedia.
251 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
252 (sh_output_function_epilogue): Don't clear any of the removed
254 (sh_insert_attributes): Don't check pragma_interrupt.
255 Insert deferred attributes. Check that interrupt attribute is
256 present for other attributes that require its presence.
257 (sh_attribute_table): Add new attributes trapa_handler and
259 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
260 Don't check for pragma_interrupt. Don't store argument.
261 * sh.h (pragma_interrupt, sp_switch): Don't declare.
262 (sh_deferred_function_attributes): Declare.
263 (sh_deferred_function_attributes_tail): Likewise.
264 * sh.md (sp_switch_1): Add operand. Change generator caller.
265 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
266 (*return_i): Don't use when trap_exit attribute is in effect.
267 (*return_trapa): New insn pattern.
269 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
270 setting c_target_objs and cxx_target_objs.
271 * t-sh: Add rule for sh-c.o.
273 2006-01-30 Richard Guenther <rguenther@suse.de>
276 * gimplify.c (gimplify_target_expr): Handle easy cases
277 without creating a temporary.
279 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
281 * vec.h (safe_grow): Remove duplicated line.
283 2006-01-29 Diego Novillo <dnovillo@redhat.com>
286 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
287 (expand_omp): ... here.
288 (expand_omp_parallel): Only remove barriers for combined
289 parallel+workshare constructs.
291 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
295 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
296 * tree.c (build_qualified_type): Chain the new type to the original
297 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
298 a POINTER_TYPE or a REFERENCE_TYPE respectively.
299 (build_pointer_type_for_mode): Only return unqualified types.
300 (build_reference_type_for_mode): Likewise.
302 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
304 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
305 * Makefile.in (CXX_COMPAT_WARN): Define.
306 * configure: Regenerate.
308 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
311 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
314 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
316 * toplev.c: Fix thinko.
318 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
319 Marcin Dalecki <martin@dalecki.de>
321 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
322 (push_srcloc): Use XNEW.
323 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
325 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
327 * df-core.c (df_set_blocks): Deleted all variable.
329 2006-01-28 Ian Lance Taylor <ian@airs.com>
331 * cgraphunit.c (cgraph_assemble_pending_functions): Call
332 cgraph_output_pending_asms.
334 2006-01-28 Zack Weinberg <zackw@panix.com>
336 * c.opt: Add -W(no-)overlength-strings.
337 * doc/invoke.texi: Document it.
338 * c-opts.c (c_common_handle_option): -pedantic implies
339 -Woverlength-strings, if not explicitly disabled already.
340 (c_common_post_options): -Woverlength-strings defaults to off, and
341 is always off for C++.
342 * c-common.c (fix_string_type): Issue warning about strings longer
343 than is portable only if warn_overlength_strings. Rearrange code
344 a little for clarity.
345 * configure.in: Check for -Wno-overlength-strings as well before
346 enabling -pedantic in stage 1.
347 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
348 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
350 * genconditions.c (write_header, write_one_condition)
351 (write_conditions, write_writer): Consolidate very long strings
352 that were broken up to fit in C89 portable limit. Don't use
353 printf when fputs will do.
355 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
357 * combine.c (simplify_comparison <AND>): Check
358 TRULY_NOOP_TRUNCATION before start using a subreg.
360 * config/mips/mips.md (*branch_zero<mode>,
361 *branch_zero<mode>_inverted, *branch_equality<mode>,
362 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
363 Remove mode check from comparisons.
365 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
367 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
369 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
371 * expmed.c (const_mult_add_overflow_p): Remove.
372 * expr.h: Remove the prototype for const_mult_add_overflow_p.
374 * recog.c (validate_replace_rtx_subexp): Remove.
375 * recog.h: Remove the prototype for
376 validate_replace_rtx_subexp.
378 * integrate.h: Remove the prototype for
379 copy_decl_for_inlining.
380 * rtl.h: Remove the prototype for mark_constant_function.
381 * tree-vectorizer.h: Remove the prototype for
382 vect_strip_conversion.
384 * modulo-sched.c (create_partial_schedule,
385 free_partial_schedule, reset_partial_schedule): Make them
388 * hooks.c (hook_bool_rtx_int_false): Remove.
389 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
391 2006-01-28 David Edelsohn <edelsohn@gnu.org>
393 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
394 and -mlong-double-128 are incompatible.
395 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
396 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
397 (TARGET_LIBGCC2_CFLAGS): Define.
398 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
399 (TARGET_LIBGCC2_CFLAGS): Same.
400 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
402 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
405 * c-typeck.c (build_binary_op): Perform implicit casts of
406 operands before shortening them.
408 * cfgloopmanip.c (split_loop_bb): Remove.
409 * cfgloop.h: Remove the prototype for split_loop_bb.
411 * cfgloop.c (flow_loop_outside_edge_p): Remove.
412 * cfgloop.h: Remove the prototype for
413 flow_loop_outside_edge_p.
415 * emit-rtl.c (init_virtual_regs): Make it static.
416 * function.h: Remove the prototype for init_virtual_regs.
418 * recog.c (peephole2_optimize): Make it static.
419 * recog.h: Remove the prototype for peephole2_optimize.
421 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
423 * df-scan.c (df_record_entry_block_defs): Check if
424 INCOMING_RETURN_ADDR_RTX is defined.
426 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
427 Kenneth Zadeck <zadeck@naturalbridge.com>
429 PR rtl-optimization/24762
430 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
431 * targhooks.c (hook_void_bitmap): New hook prototype.
432 * targhoohs.h (hook_void_bitmap): Ditto.
433 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
434 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
435 * target.h (live_on_entry): New function pointer.
436 * df-scan.c (df_all_hard_regs): Removed.
437 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
438 (df_scan_free_internal): Added df->entry_block_defs.
439 (df_scan_alloc): Ditto.
440 (df_scan_dump): Ditto.
441 (df_uses_record): Plumbed flag field properly thru calls.
442 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
443 This part fixes PR24762.
444 (df_bb_refs_record): Added code to make the frame and arg
445 pointers live in EH blocks.
446 (df_refs_record): Added call to df_record_entry_block_defs.
447 (df_record_entry_block_defs): New function.
448 * df-core.c: Added comments to describe new artifical defs.
449 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
450 (entry_block_defs): New field in struct df.
451 (df_all_hard_regs): Deleted.
452 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
453 * df-problems.c (df_ru_bb_local_compute_process_def):
454 Added code to handle artifical defs in the entry to a function.
455 (df_ru_bb_local_compute): Ditto.
456 (df_rd_bb_local_compute_process_def): Ditto.
457 (df_rd_bb_local_compute): Ditto.
458 (df_lr_bb_local_compute): Ditto.
459 (df_ur_bb_local_compute): Ditto.
460 (df_urec_bb_local_compute): Ditto.
461 (df_chain_create_bb): Ditto.
462 (df_ur_local_finalize): Removed entry.
463 (df_urec_init): Ditto.
464 (df_urec_local_finalize): Ditto.
465 (df_ri_bb_compute): Added detection of last use of pseudos.
466 * Makefile.in (df-scan.o): Updated dependencies.
467 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
468 * config/mips/mips.c (mips_set_live_on_entry): Added.
469 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
471 * dce.c (marked_insn_p): Added code to handle artifical defs.
473 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
475 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
477 (_mm_cvtsi128_si64): Likewise.
478 (_mm_cvtsd_si64): Likewise.
479 (_mm_cvttsd_si64): Likewise.
480 (_mm_cvtsi64_sd): Likewise.
481 (_mm_cvtsi64_si128): Likewise.
482 * config/i386/mmintrin.h (_m_from_int64): Likewise.
483 (_mm_cvtsi64_m64): Likewise.
484 (_m_to_int64): Likewise.
485 (_mm_cvtm64_si64): Likewise.
486 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
487 (_mm_cvttss_si64): Likewise.
488 (_mm_cvtsi64_ss): Likewise.
489 (_mm_cvtss_f32): Likewise.
491 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
493 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
494 for pragma redefine_extname.
496 2006-01-27 Jakub Jelinek <jakub@redhat.com>
499 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
500 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
501 -mno-minimal-toc to previous content.
502 (bispecs): Remove goal.
503 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
504 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
505 compatibility aliases on powerpc-*-*gnu*.
506 * config/rs6000/libgcc-ppc-glibc.ver: New file.
507 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
508 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
509 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
510 (ldblspecs): New goal.
511 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
512 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
514 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
515 L_sf_to_tf or L_df_to_tf is defined.
517 2006-01-27 David Edelsohn <edelsohn@gnu.org>
518 Alan Modra <amodra@bigpond.net.au>
521 * config/rs6000/linux.h (POWERPC_LINUX): Define.
522 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
523 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
524 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
525 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
526 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
527 (rs6000_override_options): Initialize rs6000_ieeequad.
528 Initialize TFmode format to ibm_extended_format if not
530 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
532 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
533 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
534 (function_arg_advance): IBM long double passed in two FPRs, not
536 (function_arg): IBM long double passed in FPRs.
537 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
538 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
539 Only multireg GPR aligned.
540 (rs6000_init_libfuncs): Enable IBM long double functions if not
542 (rs6000_generate_compare): Use IBM long double compare if not
544 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
545 (TARGET_IEEEQUAD): Define.
546 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
548 * config/rs6000/rs6000.md: Enable TFmode patterns if
550 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
551 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
552 and -mlong-double-128 are incompatible.
553 * doc/invoke.texi (-mabi): Collect options together. Add
554 ibmlongdouble and ieeelongdouble.
556 2006-01-27 Richard Sandiford <richard@codesourcery.com>
558 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
560 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
561 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
562 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
563 * rtl.h (rtunion_def): Remove rt_ptr.
565 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
566 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
567 * config/i386/winnt.c (i386_pe_mark_dllexport)
568 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
570 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
572 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
574 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
578 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
579 pthread_key_delete. From John David Anglin. gthrw-ify
580 pthread_getunique_np only if it it's not a macro. Delete
582 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
583 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
584 __gthread_objc_condition_signal, __gthread_key_delete): Add
585 "__attribute__ ((__unused__))" to unused arguments.
586 (__gthread_recursive_mutex_init_function): Add missing return.
587 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
588 gthr-posix95.h: Use macro-based approach for name redirection
589 on targets missing weakref.
591 2006-01-26 Zack Weinberg <zackw@panix.com>
593 * genconditions.c (write_header): In generated code, #ifdef out
594 all includes and fake declarations, except includes of bconfig.h
595 and system.h, unless GCC_VERSION >= 3001. Do not include
596 gensupport.h in any case.
597 (write_conditions): Generate a definition of struct c_test. Add
598 a comment to the generated #endif.
599 (write_one_condition): Escape backslashes in string too.
600 (write_writer): Generated code must escape backslashes and quote
601 marks (but not newlines) in the strings it writes.
602 * Makefile.in (build/gencondmd.o): Update dependencies.
604 2006-01-26 Steve Ellcey <sje@cup.hp.com>
607 * Makefile.in (insn-automata.o): Add header file dependencies.
608 * genautomata.c: Add includes.
610 2006-01-26 Steve Ellcey <sje@cup.hp.com>
613 * Makefile.in (insn-automata.o): Add -Wno-error flag.
615 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
617 * configure.ac: Expect target tools paths to be passed from the toplevel
618 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
620 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
622 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
625 * c.opt (Wpointer-sign): Init to -1.
626 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
627 OPT_pedantic, to 0 otherwise.
628 * doc/invoke.texi: Update.
630 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
632 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
633 constants provided by 80387 instructions in the destination mode.
635 2006-01-26 Richard Guenther <rguenther@suse.de>
636 Andrew Pinski <pinskia@physics.uc.edu>
639 partial PR tree-opt/17064
640 * tree-ssa-structalias.c (intra_create_variable_infos):
641 Create heap variables for incoming parameters if
642 flag_argument_noalias > 1.
643 (find_what_p_points_to): Look through default defs of
646 2006-01-26 Jeff Law <law@redhat.com>
649 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
650 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
651 within the VR_RANGE, use the VR_RANGE as the result, not the
653 (adjust_range_with_scev): Reject ranges from SCEV which are out
654 of bounds for the type.
656 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
658 * tree-ssa-alias.c (maybe_create_global_var): Change
659 subvar walking to an assertion that we don't have subvar'd variables.
661 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
664 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
665 Use a new variable, inner. PARM_DECLs are always non-weak.
667 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
669 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
672 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
674 * config/mips/mips.md (*clear_upper32): New combiner pattern.
676 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
678 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
679 (smax_insn, smin_insn, smax_0, smin_0): New.
681 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
684 * config/cris/cris.c (cris_order_for_addsi3): New function.
685 * config/cris/cris-protos.h: Prototype it.
686 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
687 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
688 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
689 (split for "op.S1 [rx=rx+i],ry (swapped)")
690 (split for "op(s|u).S1 [rx=rx+i],ry")
691 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
692 Apply cris_order_for_addsi3 when generating addsi3 insns.
694 2006-01-25 Diego Novillo <dnovillo@redhat.com>
696 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
697 (TREE_BLOCK): Add call to EXPR_CHECK.
699 2006-01-25 Diego Novillo <dnovillo@redhat.com>
702 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
703 * tree-pretty-print.c (dump_omp_clause): Extract from ...
704 (dump_omp_clauses): ... here.
705 (dump_generic_node): Handle OMP_CLAUSE.
706 * tree.c (omp_clause_num_ops): New.
707 (omp_clause_code_name): New.
708 (tree_code_size): Handle OMP_CLAUSE.
709 (tree_size): Likewise.
710 (make_node): Document handling of OMP_CLAUSE.
711 (tree_node_structure): Handle OMP_CLAUSE.
712 (omp_clause_check_failed): New.
713 (omp_clause_range_check_failed): New.
714 (omp_clause_operand_check_failed): New.
715 (build_omp_clause): New.
716 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
717 * tree.h (enum omp_clause_code): Declare.
718 (OMP_CLAUSE_SUBCODE_CHECK): Define.
719 (OMP_CLAUSE_RANGE_CHECK): Define.
720 (OMP_CLAUSE_ELT_CHECK): Define.
721 (omp_clause_check_failed): Declare.
722 (omp_clause_operand_check_failed): Declare.
723 (omp_clause_range_check_failed): Declare.
724 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
725 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
726 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
727 (OMP_CLAUSE_LASTPRIVATE): Likewise.
728 (OMP_CLAUSE_IF_EXPR): Likewise.
729 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
730 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
731 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
732 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
733 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
734 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
735 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
736 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
737 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
738 (OMP_CLAUSE_CODE): Define.
739 (OMP_CLAUSE_SET_CODE): Define.
740 (OMP_CLAUSE_CODE): Define.
741 (OMP_CLAUSE_OPERAND): Define.
742 (struct tree_omp_clause): Declare.
743 (union tree_node): Add field 'omp_clause'.
744 * treestruct.def (TS_OMP_CLAUSE): Define.
745 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
746 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
747 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
748 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
749 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
750 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
751 (OMP_CLAUSE): Define.
752 * print-tree.c (print_node): Handle OMP_CLAUSE.
753 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
754 * c-typeck.c: Likewise.
755 * gimplify.c: Likewise.
757 * tree-nested.c: Likewise.
758 * tree-inline.c: Likewise.
759 * c-parser.c: Likewise.
760 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
763 2006-01-25 Roger Sayle <roger@eyesopen.com>
765 PR rtl-optimization/25703
766 * combine.c (try_combine): Handle zero_extract and strict_low_part
767 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
769 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
771 * global.c: Fix comment typos.
773 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
776 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
777 Use output_addr_const instead of assemble_name.
779 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
781 * Makefile.in (sched-vis.o): Update dependencies.
782 * haifa-sched.c (sched_finish): Clear current_sched_info.
783 * cfg.c (dump_bb_info): New, split from dump_flow_info.
784 (dump_flow_info): Call it.
785 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
787 * basic-block.h (dump_bb_info): Declare.
788 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
789 option, and apply options only for dump files whose TDF_RTL,
790 TDF_TREE, or TDF_IPA bits match.
791 * rtl.h: Declare new functions exported from sched-vis.c.
792 * sched-vis.c: Enable also if scheduling is not used.
793 (print_value): Print the mode of registers if not inside scheduling.
794 (print_insn): Make it work outside the scheduler. Beautify the output
796 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
798 2006-01-25 Richard Sandiford <richard@codesourcery.com>
800 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
801 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
802 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
803 depending on the value of CONSTANT_POOL_ADDRESS_P.
804 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
806 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
807 rather than SYMBOL_REF_DECL.
808 (rtx_constant_pool): Remove const_rtx_sym_htab.
809 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
810 (init_varasm_status): Don't initialize const_rtx_sym_htab.
811 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
812 Remove handling of const_rtx_sym_htab.
813 (find_pool_constant): Delete.
814 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
815 rather than find_pool_constant.
816 (get_pool_constant_for_function): Delete.
817 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
819 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
820 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
821 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
822 (SYMBOL_REF_CONSTANT): New macro.
823 (get_pool_constant_for_function): Delete.
824 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
825 rather than SYMBOL_REF_DECL.
826 (i386_pe_mark_dllimport): Likewise.
827 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
828 rather than SYMBOL_REF_DECL.
829 * config/darwin.c (machopic_indirect_data_reference): Likewise.
830 (machopic_indirect_call_target): Likewise.
832 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
834 * flow.c (delete_noop_moves): Add missing EOL to dump message.
836 2006-01-25 Richard Sandiford <richard@codesourcery.com>
838 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
840 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
842 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
844 2006-01-24 David Daney <ddaney@avtrex.com>
847 * configure.ac (enable_tls): New enable option.
848 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
849 * configure: Regenerate.
850 * doc/install.texi (--enable-tls): Document new option.
851 (--disable-tls): Ditto.
853 2006-01-24 Richard Henderson <rth@redehat.com>
855 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
856 * alias.c (true_dependence): Respect it.
857 (canon_true_dependence, write_dependence_p): Likewise.
858 * builtins.c (get_builtin_sync_mem): Set it.
860 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
862 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
865 2006-01-24 DJ Delorie <dj@redhat.com>
867 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
868 for storing constants in single-bit bitfields.
870 2006-01-25 Ben Elliston <bje@au.ibm.com>
872 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
874 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
877 * tree-ssa-pre.c (phi_translate): Return NULL
878 for AGGREGATE_TYPE's.
880 2006-01-24 Zack Weinberg <zackw@panix.com>
882 * genautomata.c (process_state_for_insn_equiv_partition):
883 Use xcalloc for insn_arcs_array.
884 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
885 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
887 2006-01-24 Richard Henderson <rth@redhat.com>
889 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
892 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
894 PR rtl-optimization/25890
895 PR rtl-optimization/25905
896 * combine.c (expand_compound_operation, expand_field_assignment):
897 Fail if the bitfield's final position is out of bounds.
899 2006-01-24 Ian Lance Taylor <ian@airs.com>
902 * cgraphunit.c (cgraph_output_in_order): Don't clear
903 cgraph_asm_nodes until after asm strings have been output.
905 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
907 * fix-header.c (read_scan_file): Add new parameter imultilib when
908 calling register_include_chains.
910 2006-01-23 Diego Novillo <dnovillo@redhat.com>
912 * omp-low.c: Update documentation.
914 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
915 Daniel Berlin <dberlin@dberlin.org>
919 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
920 return from the function.
922 2006-01-22 Zack Weinberg <zackw@panix.com>
924 * rtl.def (match_code): Add second argument.
925 * genpreds.c (write_extract_subexp): New function.
926 (write_match_code): Add path argument. Use write_extract_subexp.
927 (write_predicate_expr): Pass path to write_match_code.
928 (mark_mode_tests): MATCH_CODE applied to a subexpression does
929 not perform a mode test.
930 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
931 a subexpression does not constrain the top-level code set.
932 * read-rtl.c (read_rtx_variadic): New function.
933 (read_rtx_1): Use it; allow AND and IOR to be variadic.
934 * doc/md.texi: Document new notation.
935 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
936 (cmpsi_operand): ... here, using new notation.
938 2006-01-22 Zack Weinberg <zackw@panix.com>
940 * varray.c: Remove GENERATOR_FILE #ifdefs.
942 2006-01-22 Zack Weinberg <zackw@panix.com>
944 * genautomata.c (output_reserved_units_table): Emit nothing if
945 description->query_units_num is zero. Remove extra blank line.
946 (output_cpu_unit_reservation_p): Short circuit
947 if description->query_units_num is zero.
949 2006-01-22 Zack Weinberg <zackw@panix.com>
951 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
952 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
953 nor any of the random handful of variables that used to be necessary
954 when this program was linked with rtlanal.o. Prune set of forward
955 function declarations.
956 (struct attr_desc): Remove static_p field.
957 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
958 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
959 (attr_string): Do not read the character one past the length of
961 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
962 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
963 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
964 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
965 (make_automaton_attrs): New.
966 (main): Do not call into genautomata. Call local gen_bypass
967 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
968 Remove special case for insn_alts.
969 * genautomata.c: Include gensupport.h; not genattrtab.h nor
970 varray.h (leftover from previous change). Prune set of forward
971 function declarations. Remove state_alts fields from all
972 structures. Remove state_alts_table from struct automaton.
973 Make everything except main static. Do not maintain num_dfa_decls.
974 Do not maintain state_alts fields of various structures.
975 (process_decls): Don't validate condexp for dm_insn_reserv decls.
976 (add_arc): Remove state_alts argument. All callers updated.
977 (output_reserved_units_table): Emit #ifdef here...
978 (output_tables): ...not here. Don't generate state_alts tables.
979 (expand_automata): Don't generate attributes.
980 (write_automata): Don't generate state_alts functions.
981 (main): New function.
982 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
983 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
984 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
985 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
986 (BYPASS_P_FUNC_NAME, output_state_alts_table)
987 (output_automata_list_state_alts_code, output_internal_state_alts_func)
988 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
989 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
991 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
992 * genattrtab.h: Delete file.
993 * Makefile.in (OBJS-common): Add insn-automata.o.
994 (insn-automata.o): New rule.
995 (simple_generated_c): Add insn-automata.c.
996 (build/genattrtab.o, build/genautomata.o): Update dependencies.
997 (genprogmd): Add automata.
998 (build/genattrtab): Needs no extra objects nor libraries.
999 (build/genautomata): Needs build/vec.o and -lm.
1001 2006-01-22 Zack Weinberg <zackw@panix.com>
1003 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1004 (output_dfa_max_issue_rate, locked_states_num): Delete.
1005 (struct automaton): Add locked_states field.
1006 (output_dead_lock_vect): Save number of locked states in
1007 automaton->locked_states. If it is zero, don't print anything.
1008 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1009 (output_internal_dead_lock_func): Only test the dead_lock_vect
1010 for automata that have locked states.
1011 (output_statistics): Always print the number of locked states for
1012 each automaton. Calculate total number of locked states here.
1013 (write_automata): Don't call output_dfa_max_issue_rate.
1014 * genattrtab.c: Define length_unit_log as a const variable.
1015 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1016 max_insn_queue_index const.
1017 * final.c (length_unit_log): Declare const.
1018 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1020 2006-01-22 Zack Weinberg <zackw@panix.com>
1022 * genautomata.c: Include vec.h, not varray.h.
1023 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1024 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1025 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1026 VEC_* macros operating on appropriately typed vectors, or to
1027 malloced arrays when the size is known in advance. Const-ify
1028 many char* variables and function arguments. No functional changes.
1029 * Makefile.in (build/varray.o): Delete rule.
1030 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1031 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1033 2006-01-22 Zack Weinberg <zackw@panix.com>
1035 * gensupport.c: Define get_insn_name and record_insn_name here.
1036 (read_md_rtx): Call record_insn_name as appropriate.
1037 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1038 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1039 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1041 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1042 (BUILD_VARRAY): Delete.
1043 (genprognormal): Rename genprogmd. Fold in all programs from
1044 genprognoprint; also attrtab.
1045 (build/genattrtab): Just mention genautomata.o and varray.o.
1046 Reorganize a bit, add comments to make the categories clearer.
1048 2006-01-22 Zack Weinberg <zackw@panix.com>
1050 * genconditions.c (condition_table, add_condition): Delete.
1051 (write_conditions): Don't emit n_insn_conditions nor
1052 insn_elision_unavailable. Issue the gcc version #ifdef here,
1053 inside the table, with no #else clause ...
1054 (write_header): ...not here.
1055 (write_writer): New function.
1056 (main): Don't initialize condition_table. Use add_c_test.
1058 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1059 files on the command line.
1060 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1061 Return -1 if there is no entry in the table, don't abort.
1062 (add_c_test, traverse_c_tests): New functions.
1063 * gensupport.h (insn_elision_unavailable, insn_conditions)
1064 (n_insn_conditions): Delete declarations.
1065 (add_c_test, traverse_c_tests): Declare.
1066 * read-rtl.c: Include gensupport.h.
1067 (read_conditions): New function.
1068 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1069 (read_rtx_1): If we get EOF when we were looking for an initial
1070 open paren, return 0. Call read_conditions when appropriate.
1071 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1072 dummy-conditions.o. Eliminate references to insn-conditions.o,
1073 or change them to build/gencondmd.o, as appropriate. Remove
1074 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1075 from $(simple_generated_c). For all files remaining in those
1076 two lists, add insn-conditions.md to the generator command line.
1077 Give insn-constants.h/s-constants their own rules. Add rules
1078 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1079 (build/read-rtl.o): Depend on gensupport.h.
1080 (genprognormal): Include preds.
1081 (genprogearly): Rename genprognoprint; only difference is now that
1082 they don't link with $(BUILD_PRINT).
1083 * dummy-conditions.c: Delete.
1085 2006-01-22 Zack Weinberg <zackw@panix.com>
1087 * genextract.c: Don't include insn-config.h. Do include vec.h.
1088 Declare vectors of int, char, and locstr.
1089 (locstr): New typedef.
1090 (struct extraction): Make all array fields into bare pointers.
1091 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1092 (insn_code_number): Delete.
1093 (accum_extract): New struct.
1094 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1095 (gen_insn): Take insn_code_number as an argument. Use an
1096 accum_extract structure instead of loading data directly into
1097 a struct extraction, and having to know how big it might get.
1098 (walk_rtx): Operate entirely on an accum_extract structure.
1099 (print_path): Avoid unnecessary use of printf.
1100 (print_header): New function, split out of main. Distinguish
1101 more carefully between an unrecognizable insn and an insn that
1102 has the code number of a define_expand.
1103 (main): Pass insn_code_number to gen_insn. Call print_header
1104 only after parsing. Avoid unnecessary use of printf.
1105 * Makefile.in (build/vec.o): New rule.
1106 (build/genextract): Depend on build/vec.o.
1107 (build/genextract.o): Don't depend on insn-config.h.
1109 2006-01-22 Zack Weinberg <zackw@panix.com>
1111 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1112 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1113 practical. Eliminate per-generator-program link rules.
1115 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1118 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1119 with a call expr to ...
1120 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1122 2006-01-23 Richard Guenther <rguenther@suse.de>
1124 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1125 before make_edge with conditional EDGE_TRUE_VALUE.
1127 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1128 Jan Hubicka <jh@suse.cz>
1129 Richard Guenther <rguenther@suse.de>
1131 PR rtl-optimization/25654
1132 * cfgexpand.c (aggregate_contains_union_type): New function.
1133 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1134 for structure variables that contain a union type.
1136 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1138 * gengtype.c (new_structure): Return the structure.
1139 (create_option): Add an extra "next" argument.
1140 (create_field): New function.
1141 (adjust_field_rtx_def): Use create_option and create_field.
1142 Remove a now-unnecessary call to find_structure.
1143 (adjust_field_tree_def): Likewise.
1144 (note_yacc_type): Remove an unnecessary call to find_structure.
1145 * gengtype.h (new_structure): Return the structure.
1146 (create_option): Add an extra argument.
1147 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1148 (option): Adjust calls to create_option.
1150 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1152 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1154 2006-01-22 Paul Brook <paul@codesourcery.com>
1155 Peter Barada <peter@the-baradas.com>
1157 * config/m68k/m68k.md: Add Coldfire FPU support.
1158 Define FP mode macro and associated attributes.
1159 Use it for float mode patterns.
1160 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1161 (LIBCALL_VALUE): Use m68k_libcall_value.
1162 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1163 (m68k_function_value): Ditto.
1164 (emit_move_sequence): Ditto.
1165 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1166 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1167 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1168 (MULTILIB_EXCEPTIONS): Ditto.
1169 * config/m68k/m68k.opt: Add mcfv4e.
1170 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1171 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1172 (m68k_output_function_prologue): Save ColdFire FPU registers.
1173 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1174 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1175 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1176 ColdFire FPU registers.
1177 (m68k_libcall_value, m68k_function_value): New functions.
1178 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1179 (LIBCALL_VALUE): Use m68k_libcall_value.
1180 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1181 (MASK_COLDFIRE): Add MASK_CFV4E.
1182 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1183 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1184 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1185 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1186 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1187 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1188 * doc/invoke.tex: Document -mcfv4e on m68k.
1190 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1192 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1195 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1198 * c-opts.c (c_common_handle_option): Don't include
1199 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1200 * doc/invoke.texi (C++ Dialect Options): Document that
1201 -Wnon-virtual-dtor is no longer included in -Wall.
1203 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1205 * gcov.c (print_version), gcov-dump.c (print_version),
1206 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1209 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1211 * df-scan.c (problem_SCAN): Added NULL reset function.
1212 (df_scan_reset_blocks): Added code to call reset block function
1213 (df_bb_refs_delete) Fixed comment.
1214 (df_insn_refs_delete): Made tolerant of deleting non existent info
1215 for dataflow problems that need to be reset.
1216 * df-core.c (df_set_blocks): Ditto.
1217 * df.h (struct df_problem): Added reset_fun.
1218 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1219 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1220 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1221 functions to clear out all references to def-use or use-def chains.
1223 2006-01-21 Ben Elliston <bje@au.ibm.com>
1225 * varasm.c (assemble_real): Initialise data array.
1227 2006-01-20 Paul Brook <paul@codesourcery.com>
1229 Merge from csl-arm-branch.
1230 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1231 * config/arm/arm.md (movdi): Force operands[1] to a register
1232 if we have a non-register source.
1233 (*arm_movdi, *movdf_soft_insn): Require that one of the
1234 operands be a register.
1235 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1236 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1238 2006-01-20 DJ Delorie <dj@redhat.com>
1240 * varasm.c (initialize_constant_valid_p): Allow pointers
1241 initialized from integer constants of lesser precision.
1242 (output_constant): Allow non-int-sized pointer modes to be
1243 initialized from integer constants.
1245 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1248 * cppdefault.h (struct default_include): Add multilib flag.
1249 * cppdefault.c (cpp_include_defaults): Set it.
1250 * c.opt (-imultilib): New option.
1251 * c-opts.c (imultilib): New.
1252 (c_common_handle_option): Handle -imultilib.
1253 (c_common_post_options): Likewise.
1254 * c-incpath.c (add_standard_paths, register_include_chains):
1256 * c-incpath.h (register_include_chains): Add extra parameter.
1257 * gcc.c (do_spec_1): Generate -imultilib option.
1258 (The Specs Language): Update %I description.
1259 (process_command): Update copyright notice.
1260 * doc/cppopts.texi (-imultilib): Document.
1261 * doc/invoke.texi (-imultilib): Include in option summary.
1262 (%I): Update specs documentation.
1264 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1266 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1268 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1270 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1273 2006-01-20 Richard Guenther <rguenther@suse.de>
1274 Steven Bosscher <stevenb.gcc@gmail.com>
1276 PR rtl-optimization/24626
1277 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1278 EDGE_TRUE_VALUE if in RTL mode.
1281 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1282 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1284 2006-01-20 Dirk Mueller <dmueller@suse.com>
1287 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1288 instead of a special NOP marker.
1289 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1290 NOP marker handling.
1291 * c-common.h (empty_body_warning): Add forward declaration.
1292 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1293 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1295 2006-01-20 Paul Brook <paul@codesourcery.com>
1297 * Makefile.in (lang_checks): Keep going if mkdir fails.
1299 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1301 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1302 be able to clean out basic block when not necessary.
1303 (df_scan_free): Fixed to properly delete information if df is
1304 unused before calling df_finish.
1305 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1306 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1308 (df_bb_refs_delete): New function.
1309 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1310 * df-core.c (df_set_blocks): Added code to properly clean out
1311 unused blocks if they are not part of the blocks to consider.
1312 Added additional null check.
1313 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1314 be able to clean out basic block when not necessary
1315 * df.h (df_free_bb_function): Ditto.
1316 (df_bb_refs_delete): New function.
1317 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1318 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1319 basic block parameter to be able to clean out basic block when not
1321 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1322 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1323 Fixed to properly delete information if df is unused before
1326 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1328 PR rtl-optimization/25799
1329 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1330 Corrected confluence operator to remove bits from op2 before oring
1331 with op1 rather than removing bits from op1.
1332 (df_ru_transfer_function): Corrected test on wrong bitmap which
1333 caused infinite loop. Both of these problems were introduced in
1334 the dataflow rewrite.
1336 2006-01-19 DJ Delorie <dj@redhat.com>
1338 * reload1.c (find_reload_regs): Note the details of reload
1339 failures in the dump file.
1340 (spill_failure): Likewise.
1342 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1344 * loop-iv.c: Include df.h and hashtab.h.
1345 (enum iv_grd_result): New enum.
1346 (DF_REF_IV, DF_REF_IV_SET): New macros.
1347 (struct biv_entry): New.
1348 (df, bivs): New global variables.
1349 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1350 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1352 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1353 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1354 analyzed_for_bivness_p, record_biv): New functions.
1355 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1356 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1357 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1359 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1361 (iv_number_of_iterations): Use new interface to iv analysis.
1362 * loop-unroll.c: Do not include varray.h.
1363 (analyze_iv_to_split_insn): Use new interface to iv
1365 * loop-unswitch.c (may_unswitch_on): Ditto.
1366 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1368 (df_bb_modify): Realloc tables to the new index.
1369 (df_find_use): New function.
1370 * df.h (df_find_use): Declare.
1371 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1373 * cfgloop.h (struct rtx_iv): Remove analysed field.
1374 (iv_get_reaching_def): Removed.
1375 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1376 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1377 (loop-iv.o): Add df.h and hashtab.h dependency.
1378 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1380 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1382 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1384 (__floatundisf, __floatundidf): Likewise.
1385 * libgcc2.h (IS_IBM_EXTENDED): Define.
1387 2006-01-19 DJ Delorie <dj@redhat.com>
1389 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1391 2006-01-19 Paul Brook <paul@codesourcery.com>
1393 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1394 as nothrow when unwinding tables are disabled.
1396 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1399 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1400 of bit-field" when in system header.
1402 2006-01-19 DJ Delorie <dj@redhat.com>
1404 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1405 the 16 bit shift limit of the m16c.
1407 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1410 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1411 * config/i386/i386.c (output_set_got): Output the label if we have one
1412 for the TARGET_DEEP_BRANCH_PREDICTION case.
1414 2006-01-19 Jan Hubicka <jh@suse.cz>
1415 H.J. Lu <hongjiu.lu@intel.com>
1416 Evandro Menezes <evandro.menezes@amd.com>
1418 * invoke.texi (generic): Document
1420 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1421 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1422 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1423 (x86_use_incdec, x86_pad_returns): New variables
1424 (TARGET_CPU_DEFAULT_generic): New constant
1425 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1426 (enum processor_type): Add generic32 and generic64.
1427 * i386.md (cpu attribute): Add generic32/generic64
1428 (movhi splitter): Behave sanely when both partial_reg_dependency and
1429 partial_reg_stall are set.
1430 (K8 splitters): Enable for generic as well.
1431 * predicates.md (incdec_operand): Use TARGET_INCDEC
1432 (aligned_operand): Avoid memory mismatch stalls.
1433 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1434 * ppro.md: Enable for generic32
1435 * i386.c (generic64_cost, generic32_cost): New.
1436 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1437 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1438 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1439 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1440 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1441 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1442 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1443 x86_accumulate_outgoing_args, x86_prologue_using_move,
1444 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1445 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1447 (x86_use_incdec, x86_pad_returns): New.
1448 (override_options): Add generic32 and generic64, translate "generic"
1449 to generic32/generic64 and "i686" to "generic32", refuse
1450 "generic32"/"generic64" as arch target.
1451 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1452 (ix86_reorg): Honor PAD_RETURNS.
1454 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1456 * tree-pretty-print.c (dump_generic_node): Handle
1457 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1458 * cgraph.c (cgraph_expand_queue): Rename from
1459 cgraph_analyze_queue. Update all users.
1460 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1461 cgraph_expand_queue.
1462 (cgraph_expand_all_functions): Likewise.
1463 (cgraph_finalize_pending_functions): Remove. Update callers.
1465 * tree.h (OMP_DIRECTIVE_P): Define.
1466 (OMP_PARALLEL_FN): Define.
1467 (OMP_PARALLEL_DATA_ARG): Define.
1468 (OMP_SECTIONS_SECTIONS): Define.
1469 * tree-pass.h (pass_expand_omp): Declare.
1470 * omp-low.c (struct omp_region): Declare.
1471 (struct omp_context): Remove fields 'parallel_type',
1472 'parallel_start_ix' and 'parallel_start_additional_args'.
1474 (struct omp_for_data): Rename from struct expand_omp_for_data.
1475 (omp_regions): New static variable.
1476 (root_omp_region): New static variable.
1477 (find_omp_clause): Make static.
1478 (is_in_combined_parallel_ctx): Remove.
1479 (is_combined_parallel): New.
1480 (extract_omp_for_data): Move earlier in the file.
1481 (workshare_safe_to_combine_p): New.
1482 (get_ws_args_for): New.
1483 (determine_parallel_type): Move earlier in the file.
1484 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1486 (omp_copy_decl): Likewise.
1487 (create_omp_child_function): Likewise.
1488 (lookup_omp_region): New.
1489 (dump_omp_region): New.
1490 (debug_omp_region): New.
1491 (debug_all_omp_regions): New.
1492 (new_omp_region): New.
1493 (scan_omp_parallel): If parallel_nesting_level > 1, the
1494 directive is nested within another parallel directive.
1495 Set OMP_PARALLEL_FN.
1496 (scan_omp_for): Do not try to handle combined parallel+for
1498 Remove FIXME comment.
1499 (scan_omp_nested): Remove.
1500 (scan_omp_1): Do not call scan_omp_nested when
1501 parallel_nesting_level is > 1.
1502 Do not change the DECL_CONTEXT of local variables found.
1503 (lookup_decl_in_outer_ctx): New.
1504 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1505 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1506 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1507 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1508 If CTX is nested, lookup VAR in the outer context when
1509 building copy assignment.
1510 (lower_send_clauses): Rename from expand_send_clauses.
1511 If CTX is nested, lookup VAR in the outer context when
1512 building copy assignments.
1513 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1514 If CTX is nested, lookup VAR in the outer context when
1515 building copy assignments.
1516 (expand_parallel_call): Rename from build_parallel_call.
1517 Handle combined parallel+workshare cases.
1518 Re-implement to emit code into the CFG.
1520 (expand_omp_parallel): Re-implement to emit code into the CFG.
1521 Call move_sese_region_to_fn to outline the sub-graph
1522 containing the parallel region.
1523 (expand_omp_for_1): Remove.
1524 (expand_omp_for_generic): Re-implement to emit code into the
1526 (expand_omp_for_static_nochunk): Likewise.
1527 (expand_omp_for_static_chunk): Likewise.
1528 (expand_omp_for): Likewise.
1529 (expand_omp_sections): Likewise.
1530 (remove_exit_barriers): New.
1531 (expand_omp_synch): New.
1533 (build_omp_regions_1): New.
1534 (build_omp_regions): New.
1535 (execute_expand_omp): New.
1536 (gate_expand_omp): New.
1537 (pass_expand_omp): Define.
1538 (lower_omp_sections): Rename from expand_omp_sections.
1539 Set OMP_SECTIONS_SECTIONS.
1540 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1541 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1542 (lower_omp_single): Rename from expand_omp_simple.
1543 (lower_omp_master): Rename from expand_omp_master.
1544 (lower_omp_ordered): Rename from expand_omp_ordered.
1545 (lower_omp_critical): Rename from expand_omp_critical.
1546 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1547 (lower_omp_for): Re-implement.
1548 (lower_omp_parallel): Re-implement.
1549 (lower_regimplify): Rename from expand_regimplify.
1550 (lower_omp_1): Rename from expand_omp_1.
1551 If there are syntax errors in the program, replace every
1552 OpenMP directive with NOP.
1553 Call lower_omp_* instead of expand_omp_*.
1554 (lower_omp): Rename from expand_omp.
1556 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1557 * tree-gimple.h (enum omp_parallel_type): Remove.
1558 (gimple_boolify): Declare extern.
1559 (find_omp_clause, determine_parallel_type): Remove.
1561 * gimple-low.c (lower_omp_directive): New.
1562 (lower_stmt): Call it.
1563 (record_vars_into): Move from ...
1564 (record_vars): ... here.
1565 Call record_vars_into with current_function_decl.
1567 * gimplify.c (struct gimplify_ctx): Remove fields
1568 combined_pre_p and combined_ctxp. Update users.
1569 (get_formal_tmp_var): Add documentation.
1570 (gimple_boolify): Make extern.
1571 (gimplify_expr_in_ctx): Remove. Update callers.
1572 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1573 will always be a BIND_EXPR.
1574 (gimplify_expr): Handle OMP_RETURN_EXPR.
1575 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1576 (OMP_PARALLEL): Add 3 operands.
1577 (OMP_SECTIONS): Add 1 operand.
1578 (OMP_RETURN_EXPR): Define.
1580 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1581 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1582 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1583 creating a circular free list.
1584 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1586 * tree-flow.h (move_sese_region_to_fn): Declare.
1587 (record_vars_into): Declare.
1588 * tree-cfg.c (make_omp_sections_edges): New.
1589 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1590 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1591 OMP_SECTIONS and OMP_SECTION.
1592 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1593 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1594 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1595 (gather_blocks_in_sese_region): New.
1596 (struct move_stmt_d): Declare.
1598 (move_block_to_fn): New.
1599 (move_sese_region_to_fn): New.
1601 * passes.c (init_optimization_passes): Schedule
1602 pass_expand_omp after pass_init_datastructures.
1604 * tree-ssa-operands.c (get_expr_operands): Handle
1605 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1606 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1608 2006-01-19 Jeff Law <law@redhat.com>
1610 * tree-vrp.c (extract_range_from_assert): Refine the result range
1611 if the variable referenced by the ASSERT_EXPR has a range and
1612 either the tentative result range or the previous range is a
1615 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1617 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1619 2006-01-19 Jan Hubicka <jh@suse.cz>
1621 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1623 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1625 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1626 (expand_compound_operation, expand_field_assignment): Fail if the
1627 bit lengths of an extract operation are out of range.
1628 (make_extraction): Compute wanted_inner_mode based on the position
1629 and length of the extraction. Make it extraction_mode for non-constant
1630 positions, and do not modify offset in that case. When generating a
1631 new MEM, use a mode that can hold the extraction while keeping correct
1632 alignment. Remove code that supported MEMs wrapped by USEs.
1633 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1635 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1637 * config/s390/s390.md ("Y", "y"): New mode attribute.
1638 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1639 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1640 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1641 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1642 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1643 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1644 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1645 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1646 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1647 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1648 "addsi3", "subsi3"): Insn patterns removed.
1649 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1650 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1651 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1652 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1653 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1654 "*sub<mode>3_cconly2"): New insn patterns.
1655 ("addsi3", "subsi3"): New expanders.
1657 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1659 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1660 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1661 existing STMT_VINFO_VECTYPE if available.
1662 (vect_mark_relevant): Add special handling for stmts that are
1663 marked as STMT_VINFO_IN_PATTERN_P.
1664 (vect_analyze_loop): Call vect_pattern_recog.
1665 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1666 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1668 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1669 (vect_recog_func_ptr): New function-pointer type.
1670 * tree-vect-patterns.c: New file.
1671 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1672 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1673 (vect_pattern_recog_1): New functions.
1674 (vect_pattern_recog_funcs): New array of function pointers.
1676 * tree-vectorizer.h (ternary_op): New enum value.
1677 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1678 declaration. Revised documentation. Removed redundant dump prints.
1679 Removed redundant argument. Added support for reduction patterns.
1680 (vectorizable_reduction): Added support for reduction patterns.
1681 (vect_transform_stmt): Added support for patterns.
1683 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1684 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1685 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1686 (expand_widen_pattern_expr): New function.
1687 (init_optabs): Initialize new optabs udot_prod_optab,
1689 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1690 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1691 (expand_widen_pattern_expr): New function declaration.
1692 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1694 * tree-inline.c (estimate_num_insns_1): Added cases for new
1695 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1696 * tree-pretty-print.c (dump_generic_node): Likewise.
1697 (op_prio): Likewise.
1698 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1699 * tree-ssa-operands.c (get_expr_operands): Added case for
1701 * tree-vect-patterns.c (widened_name_p): New function.
1702 (vect_recog_dot_prod_pattern): Added function implementation.
1703 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1704 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1705 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1706 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1708 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1709 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1710 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1711 (init_optabs): Initialize new optabs widen_ssum_optab,
1713 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1714 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1715 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1716 use instead of type of def.
1717 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1718 function implementation.
1719 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1720 widen_ssumv8hi): New.
1722 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1725 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1728 * c-decl.c (add_flexible_array_elts_to_size): New function.
1729 (finish_decl): Use it.
1731 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1733 * diagnostic.h: Include options.h.
1734 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1735 dependancies for diagnostic.h.
1736 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1738 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1740 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1741 (ssa_ro_call_cache_valid): Ditto.
1742 * tree-ssa-alias.c (sort_tags_by_id): New function.
1743 (init_transitive_clobber_worklist): Ditto.
1744 (add_to_worklist): Ditto.
1745 (mark_aliases_call_clobbered): Ditto.
1746 (compute_tag_properties): Ditto.
1747 (set_initial_properties): Ditto.
1748 (compute_call_clobbered): Ditto.
1749 (compute_may_aliases): Call compute_call_clobbered and grouping.
1750 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1751 (compute_flow_insensitive_aliasing): Grouping now happens in our
1753 (setup_pointers_and_addressables): Remove clobbering related code.
1754 (add_may_alias): Ditto.
1755 (replace_may_alias): Ditto.
1756 (get_nmt_for): Ditto.
1757 (create_global_var):
1758 (is_escape_site): Return an escape_type enumeration.
1759 * tree-flow-inline.h (is_call_clobbered): Global var does not
1760 imply call clobbered.
1761 (mark_call_clobbered): Take a reason for marking this. Remove
1762 marking of globalness, and cache invalidation.
1763 (clear_call_clobbered): Remove cache invalidation code.
1764 * tree-dfa.c (dump_variable): If details is on, dump the reason
1766 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1768 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1769 (struct var_ann_d): Ditto.
1770 (enum escape_type): New.
1771 (mark_call_clobbered): Adjust prototype.
1772 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1773 are never call clobbered.
1774 Record reasons for escaping.
1775 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1776 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1777 (ssa_ro_call_cache_valid): Ditto.
1778 (clobbered_v_may_defs): Ditto.
1779 (clobbered_vuses): Ditto.
1780 (ro_call_vuses): Ditto.
1781 (clobber_stats): New.
1782 (init_ssa_operands): Zero out clobber stats.
1783 (fini_ssa_operands): Print out clobber stats.
1784 (get_call_expr_operands): Pass callee fndecl to
1786 (add_call_clobber_ops): Remove use of cache.
1787 Add use of PURE_CONST information.
1788 (add_call_read_ops): Remove use of cache.
1789 Add use of static not_read information.
1791 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1793 Introduce TLS descriptors for i386 and x86_64.
1794 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1795 (TARGET_ANY_GNU_TLS): New macro.
1796 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1797 (struct machine_function): Add tls_descriptor_call_expanded_p.
1798 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1799 (ix86_current_function_calls_tls_descriptor): Likewise.
1800 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1801 (override_options): Introduce gnu2 tls dialect.
1802 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1804 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1806 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1807 (ix86_init_machine_status): Initialize new field.
1808 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1809 (ix86_tls_module_base): New.
1810 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1811 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1812 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1813 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1814 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1815 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1816 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
1817 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
1818 * config/i386/predicates.md (tls_modbase_operand): New.
1819 (tp_or_register_operand): New.
1821 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
1823 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
1824 (look_for_address_of): Ditto.
1825 (ipa_init): Walk the function decls.
1826 (static_execute): Don't set readonly on FUNCTION_DECL's.
1828 2006-01-18 Roger Sayle <roger@eyesopen.com>
1830 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
1831 for shifts where the source and destination registers are different.
1833 2006-01-18 Paul Brook <paul@codesourcery.com>
1835 Merge from csl-arm-branch.
1836 2005-03-14 Julian Brown <julian@codesourcery.com>
1837 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
1838 (aeabi_llsl): Likewise.
1839 (ashrdi3): Likewise.
1840 (aeabi_lasr): Likewise.
1841 (lshrdi3): Likewise.
1842 (aeabi_llsr): Likewise.
1843 2005-03-10 Julian Brown <julian@codesourcery.com>
1844 * config.gcc: Disable shared libgcc for SymbianOS.
1845 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
1847 2006-01-18 DJ Delorie <dj@redhat.com>
1849 * c-pragma.c (handle_pragma_diagnostic): New.
1850 (init_pragma): Register it.
1851 * doc/extend.texi: Document it.
1853 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
1854 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
1855 (diagnostic_context): Add classify_diagnostic[].
1856 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
1857 as errors if they're overridden to DK_WARNING.
1858 (diagnostic_initialize): Initialize classify_diagnostic[].
1859 (diagnostic_set_kind_override): New.
1860 (diagnostic_report_diagnostic): Check for kind changes.
1861 * opts.c (common_handle_option): Take lang_mask. Update callers.
1863 * common.opt (Werror=): New.
1864 * doc/invoke.texi: Document -Werror=*
1866 2006-01-18 Jeff Law <law@redhat.com>
1868 * tree-vrp.c (test_for_singularity): Correct test for new
1869 min limit. Use operand_equal_p rather than pointer equality
1870 for testing if new min/max values are equal.
1872 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
1873 using range information until after propagation and folding.
1875 2006-01-18 Richard Henderson <rth@redhat.com>
1876 Aldy Hernandez <aldyh@redhat.com>
1877 Jakub Jelinek <jakub@redhat.com>
1878 Diego Novillo <dnovillo@redhat.com>
1880 * omp-low.c: New file.
1881 * c-omp.c: New file.
1883 2006-01-18 Richard Henderson <rth@redhat.com>
1884 Jakub Jelinek <jakub@redhat.com>
1885 Diego Novillo <dnovillo@redhat.com>
1887 * doc/invoke.texi: Document -fopenmp.
1888 * tree-dump.h (debug_function): Declare.
1889 * hooks.c (hook_bool_tree_bool_false): New function.
1890 (hook_tree_tree_null): Remove.
1891 (hook_tree_tree_tree_null): New.
1892 * hooks.h: Update to match.
1893 * tree-pretty-print.c (debug_tree_chain): New.
1894 (print_generic_expr): Handle TDF_CHAIN.
1895 (dump_generic_node): Handle BLOCK.
1896 Do not abort with incomplete SWITCH_EXPRs.
1897 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1898 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1899 print space after directive name.
1900 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1901 Handle OMP_MASTER and OMP_ORDERED.
1902 Handle printing of OMP_BODY just in one place, goto
1903 dump_omp_body in the rest of OMP_* nodes that have
1905 Don't handle clause nodes here. Update omp statements to
1906 use dump_omp_clauses.
1907 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1908 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1909 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
1910 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
1911 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
1912 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
1913 Adjust output for GOMP_PARALLEL.
1914 (dump_omp_clauses): New.
1915 (print_declaration): Dump DECL_VALUE_EXPR.
1916 (op_symbol_1): Split out of op_symbol.
1917 (dumping_stmts): Remove. Update all users.
1918 * cgraph.c (cgraph_analyze_queue): New.
1919 (cgraph_add_new_function): New.
1920 * cgraph.h (cgraph_analyze_queue): Declare.
1921 (cgraph_add_new_function): Declare.
1922 (cgraph_lower_function): Remove.
1923 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
1924 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
1925 and TYPE_P nodes in its default clause.
1926 (empty_body_p): New.
1927 (tree_range_check_failed): New.
1929 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
1930 OMP_CLAUSE_REDUCTION_MERGE,
1931 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
1932 OMP_CLAUSE_PRIVATE_DEBUG,
1933 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
1934 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
1935 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
1936 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
1937 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
1938 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
1939 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
1940 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1941 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1942 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1943 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
1944 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
1945 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
1946 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1947 (TREE_RANGE_CHECK): New.
1948 (empty_body_p): Declare.
1949 (enum omp_clause_default_kind): New.
1950 (build_string_literal): Declare.
1951 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1952 (build5_stat, build5): Declare.
1953 * tree-pass.h (TDF_CHAIN): Define.
1954 * tree-pass.h (PROP_gimple_lomp): Define.
1955 (pass_lower_omp): Declare.
1956 * diagnostic.h (debug_tree_chain): Declare.
1957 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
1959 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
1960 * builtins.c (build_string_literal): Make extern.
1961 * gcc.c (include_spec_function): New.
1962 (static_spec_functions): Add it.
1963 (main): Move load of libgomp.spec ...
1964 (LINK_COMMAND_SPEC): ... here.
1965 (link_gomp_spec): New.
1966 (static_specs): Include it.
1967 (LINK_COMMAND_SPEC): Add link_gomp.
1968 (GOMP_SELF_SPECS): New.
1969 (driver_self_specs): Include it.
1970 (switch_matches): Don't mark inline.
1971 (main): Load libgomp.spec.
1972 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
1973 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
1974 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
1975 * tree-gimple.h (enum omp_parallel): Declare.
1976 (determine_parallel_type): Declare.
1977 (omp_firstprivatize_variable): Declare.
1978 (omp_reduction_init): Declare.
1979 (diagnose_omp_structured_block_errors): Declare.
1980 (struct walk_stmt_info): Add want_return_expr.
1981 (struct walk_stmt_info): Add want_bind_expr, want_locations.
1982 (find_omp_clause): Declare.
1983 (insert_field_into_struct): Declare.
1984 (struct walk_stmt_info): Move from tree-nested.c
1985 (walk_stmts): Declare.
1986 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1988 * cgraphunit.c (cgraph_lower_function): Make static.
1989 (cgraph_finalize_pending_functions): New.
1990 (cgraph_finalize_function): Call it.
1991 (cgraph_finalize_compilation_unit): Likewise.
1992 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
1993 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
1994 (BT_FN_UINT_UINT): New.
1995 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
1996 DEF_FUNCTION_TYPE_VAR_4): Document.
1997 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
1998 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
1999 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2000 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2001 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2002 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2003 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2004 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2005 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2006 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2007 into separate files.
2008 (DEF_GOMP_BUILTIN): New.
2009 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2010 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2011 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2012 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2013 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2014 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2015 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2016 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2017 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2018 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2019 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2020 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2021 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2022 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2023 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2024 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2025 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2026 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2027 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2028 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2029 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2030 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2031 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2032 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2033 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2034 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2035 * sync-builtins.def: New file, moved from builtins.def.
2036 * omp-builtins.def: New file, moved from builtins.def.
2037 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2038 * gimple-low.c (lower_function_body): Clear data.
2039 (lower_stmt): Do not handle COMPOUND_EXPR.
2040 Remove call to print_node_brief.
2041 * c-tree.h (c_finish_omp_clauses): New prototype.
2042 (C_DECL_THREADPRIVATE_P): Define.
2043 (lookup_name_no_remap, c_omp_remap_private): Remove
2044 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2045 (check_for_loop_decls): Update decl.
2046 (lookup_name_no_remap, c_omp_remap_private): Declare.
2047 (build_indirect_ref, build_modify_expr, pushdecl,
2048 pushdecl_top_level): Move to c-common.h.
2049 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2050 before the switch, but just in the 2 places that need it.
2051 * c-decl.c (diagnose_mismatched_decls): Do not check for
2052 mismatched thread-local attributes when OLDDECL is marked
2053 threadprivate and NEWDECL has no thread-local attributes.
2054 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2055 (c_gimple_diagnostics_recursively): Rename from
2056 c_warn_unused_result_recursively. Invoke
2057 diagnose_omp_structured_block_errors.
2058 (check_for_loop_decls): Return a singular decl found.
2059 * langhooks.c (lhd_omp_predetermined_sharing): Return
2060 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2061 (lhd_omp_firstprivatize_type_sizes): New.
2062 (lhd_omp_assignment): New.
2063 (lhd_omp_predetermined_sharing): New.
2064 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2065 (struct lang_hooks_for_types): Add
2066 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2067 omp_predetermined_sharing, omp_disregard_value_expr,
2068 omp_private_debug_clause, omp_clause_default_ctor,
2069 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2070 (c_finish_omp_clauses): New.
2071 (c_finish_bc_stmt): Diagnose break within omp for.
2072 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2073 (build_unary_op): Return error_mark after reporting
2075 (build_modify_expr): Likewise.
2076 * gimplify.c: Include optabs.h and pointer-set.h.
2077 (enum gimplify_omp_var_data): Declare.
2078 (struct gimplify_omp_ctx): Declare.
2079 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2081 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2082 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2083 (splay_tree_compare_decl_uid): New.
2084 (new_omp_context): New.
2085 (delete_omp_context): New.
2086 (gimple_add_tmp_var): Call omp_add_variable.
2087 (gimplify_bind_expr): Likewise.
2088 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2089 true, disregard DECL_VALUE_EXPR on the decl if any.
2090 (gimplify_expr_in_ctx): New.
2091 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2092 omp_add_variable, omp_notice_variable, omp_is_private
2093 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2094 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2095 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2096 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2097 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2098 gimplify_omp_atomic): New.
2099 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2100 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2101 OMP_CRITICAL and OMP_ATOMIC.
2102 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2103 * c-pragma.h (enum pragma_kind): Add
2104 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2105 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2106 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2107 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2108 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2109 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2110 PRAGMA_OMP_THREADPRIVATE.
2111 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2112 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2113 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2114 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2115 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2116 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2117 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2118 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2119 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2120 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2121 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2122 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2123 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2125 (struct nesting_info): Add field_map,
2126 suppress_expansion, debug_var_chain.
2127 (create_nesting_tree): Initialize them.
2128 (lookup_field_for_decl): Use field_map.
2129 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2130 (convert_local_omp_clauses): New.
2131 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2132 (walk_body): Split out of walk_function.
2133 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2134 (convert_nonlocal_reference): Handle omp statements.
2135 (convert_local_reference): Likewise.
2136 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2137 (unnest_nesting_tree): New.
2138 (lower_nested_functions): Call it.
2139 (insert_field_into_struct): Make extern.
2140 (struct walk_stmt_info): Move to tree-gimple.h.
2141 (walk_stmts): Make extern.
2142 * omp-builtins.def: New file.
2143 * tree-iterator.c (expr_only): Clarify comment.
2144 * c-common.h (pushdecl_top_level, pushdecl,
2145 build_modify_expr, build_indirect_ref,
2146 c_finish_omp_master, c_finish_omp_critical,
2147 c_finish_omp_ordered, c_finish_omp_barrier,
2148 c_finish_omp_atomic, c_finish_omp_flush,
2149 c_finish_omp_for, c_split_parallel_clauses,
2150 omp_clause_default_kind, c_omp_sharing_predetermined,
2151 c_omp_remap_decl): Declare.
2152 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2153 (OBJS-common): Add omp-low.o.
2154 (c-omp.o, omp-low.o): Add.
2155 (gimplify.o): Add dependency on $(OPTABS_H).
2156 (GTFILES): Add omp-low.c.
2157 (gt-stringpool.h): Add.
2158 * tree-cfg.c (set_bb_for_stmt): Do not update the
2159 block-to-labels map if we are currently expanding to RTL.
2160 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2162 Handle IDENTIFIER_NODE.
2163 (tree_verify_flow_info): Do not ICE when emitting error
2164 messages about invalid labels.
2165 (dump_function_to_file): Reset CFUN before emitting the body
2167 (debug_function): New.
2168 * passes.c (init_optimization_passes): Schedule
2170 * langhooks-def.h (lhd_omp_predetermined_sharing,
2171 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2173 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2174 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2175 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2176 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2177 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2178 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2179 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2180 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2181 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2182 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2183 (LANG_HOOK_DECLS): Use them.
2185 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2186 Richard Henderson <rth@redhat.com>
2187 Jakub Jelinek <jakub@redhat.com>
2188 Diego Novillo <dnovillo@redhat.com>
2190 * c-parser.c (pragma_omp_clause): Define.
2191 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2192 (c_parser_compound_statement): Likewise.
2193 (c_parser_statement): Likewise.
2194 (c_parser_pragma): Handle omp pragmas.
2195 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2196 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2197 (c_parser_omp_clause_name, check_no_duplicate_clause,
2198 c_parser_omp_variable_list,
2199 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2200 c_parser_omp_clause_copyprivate,
2201 c_parser_omp_clause_default,
2202 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2203 c_parser_omp_clause_lastprivate,
2204 c_parser_omp_clause_nowait,
2205 c_parser_omp_clause_num_threads,
2206 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2207 c_parser_omp_clause_reduction,
2208 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2209 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2210 c_parser_omp_atomic, c_parser_omp_barrier,
2211 c_parser_omp_critical, c_parser_omp_flush,
2212 c_parser_omp_for_loop, c_parser_omp_for,
2213 c_parser_omp_master, c_parser_omp_ordered,
2214 c_parser_omp_sections_scope, c_parser_omp_sections,
2215 c_parser_omp_parallel, c_parser_omp_single,
2216 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2217 * c-pragma.c (init_pragma): Do omp pragma registration here.
2218 * c.opt (fopenmp): New flag.
2220 2006-01-18 Eric Christopher <echristo@apple.com>
2222 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2223 * config/darwin.h (GOMP_SELF_SPECS): Define.
2225 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2227 * rtl.h: Remove the prototype for reg_alloc.
2229 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2232 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2233 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2234 sjlj and dwarf2 exception handling.
2235 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2236 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2237 * pa/pa.c (function_value): Treat complex and vector types as
2239 (function_arg): Likewise. Only pass scalar floats in the floating
2240 point argument registers.
2241 * pa/t-slibgcc-dwarf-ver: New file.
2242 * pa/t-slibgcc-sjlj-ver: New file.
2243 * pa/t-slibgcc-elf-ver: Delete file.
2245 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2247 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2248 unlikely_test_section_p test.
2250 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2252 * mode-switching.c (optimize_mode_switching): Make it static.
2253 * basic-block.h: Remove the prototype for
2254 optimize_mode_switching.
2256 * modulo-sched.c (sms_schedule): Make it static.
2257 * rtl.h: Remove the prototype for sms_schedule.
2259 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2260 * rtl.h: Remove the prototype for gcse_after_reload_main.
2262 * reg-stack.c (reg_to_stack): Make it static.
2263 * rtl.h: Remove the prototype for reg_to_stack.
2265 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2267 * rtl.h: Remove the prototypes for regrename_optimize and
2268 copyprop_hardreg_forward.
2270 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2272 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2273 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2274 Test against the appropriate null constant for the mode.
2275 If 'fixup_overlap' is true, swap the operands if they overlap.
2276 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2277 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2278 alpha_split_tmode_pair and adjust for above change.
2279 * config/alpha/alpha.md (movtf_internal): Adjust call to
2280 alpha_split_tfmode_pair and rely on it to swap the operands.
2281 (movti_internal): New insn and post-reload splitter.
2282 (movti): New expander.
2284 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2286 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2289 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2291 * rtlanal.c (global_reg_mentioned_p_1,
2292 global_reg_mentioned_p): Remove.
2293 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2295 * flow.c (initialize_uninitialized_subregs): Make it static.
2296 * rtl.h: Remove the prototype for
2297 initialize_uninitialized_subregs.
2299 * function.c (instantiate_virtual_regs): Make it static.
2300 * function.h: Remove the prototype for
2301 instantiate_virtual_regs.
2303 * regmove.c (regmove_optimize, combine_stack_adjustments):
2305 * rtl.h: Remove the prototypes for regmove_optimize and
2306 combine_stack_adjustments.
2308 2006-01-17 Roger Sayle <roger@eyesopen.com>
2310 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2311 (size_cost): Encode costs in bytes so that a reg-reg addition is
2312 equivalent to COSTS_N_INSNS(1).
2313 (override_options): Use the size_cost.branch_cost as the default
2314 ix86_branch_cost when optimizing for size.
2316 2006-01-18 Ben Elliston <bje@au.ibm.com>
2318 * Makefile.in (D32PBIT_FUNCS): New.
2319 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2320 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2321 D64PBIT_FUNCS and D128PBIT_FUNCS.
2322 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2323 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2325 (decnumber_dep): Define.
2326 * doc/libgcc.texi (Decimal float library routines): New node.
2327 * config/dfp-bit.h, config/dfp-bit.c: New files.
2329 2006-01-18 Ben Elliston <bje@au.ibm.com>
2331 * expr.c (emit_move_change_mode): Always adjust addresses, not
2332 just during reload. Copy replacements only during reload.
2333 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2334 emit_move_via_integer.
2336 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2338 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2339 instead of $(srcdir) and ${srcdir}.
2341 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2345 * arm.h (struct machine_function): Add pic_reg.
2346 * arm.c (arm_pic_register): Make unsigned.
2347 (arm_override_options): Only set arm_pic_register if
2348 TARGET_SINGLE_PIC_BASE.
2349 (use_return_insn): Only test for a pic register if it is fixed.
2350 (arm_compute_save_reg0_reg12_mask): Likewise.
2351 (thumb_compute_save_reg_mask): Likewise.
2352 (legitimate_pic_operand): Factor out some known invariants.
2353 (legitimize_pic_address): If we don't have a fixed pic register,
2354 then set up a pseudo in the function entry sequence. Handle the
2355 pic base being in a pseudo.
2356 (arm_load_pic_register): Handle the pic register being in a pseudo.
2357 (arm_expand_prologue): Only set up the pic register if it is fixed.
2358 (thumb_expand_prologue): Likewise.
2359 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2360 (pic_load_addr_based_insn): Likewise.
2361 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2364 2006-01-18 Ben Elliston <bje@au.ibm.com>
2366 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2367 decimal float modes for all floating point registers.
2369 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2370 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2372 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2375 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2376 even when the pointer is not NULL.
2378 2006-01-16 Ian Lance Taylor <ian@airs.com>
2380 * common.opt (ftoplevel-reorder): New option.
2381 * cgraph.c (cgraph_asm_nodes): New global variable.
2382 (cgraph_asm_last_node): New static variable.
2383 (cgraph_order): New global variable.
2384 (cgraph_create_node): Set new order field.
2385 (cgraph_varpool_node): Likewise.
2386 (decide_is_variable_needed): Return true if not
2387 flag_toplevel_reorder.
2388 (cgraph_add_asm_node): New function.
2389 * cgraph.h (struct cgraph_node): Add order field.
2390 (struct cgraph_varpool_node): Add order field.
2391 (struct cgraph_asm_node): Define.
2392 (cgraph_asm_nodes, cgraph_order): Declare.
2393 (cgraph_add_asm_node): Declare.
2394 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2396 (cgraph_varpool_assemble_pending_decls): Call it.
2397 (cgraph_output_pending_asms): New static function.
2398 (cgraph_finalize_compilation_unit): Call it.
2399 (struct cgraph_order_sort): Define.
2400 (cgraph_output_in_order): New static function.
2401 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2402 !flag_toplevel_reorder case.
2403 * c-parser.c: Include "cgraph.h".
2404 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2406 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2407 than -fno-unit-at-a-time.
2408 * doc/invoke.texi (Option Summary): Mention
2409 -fno-toplevel-reorder.
2410 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2411 -funit-at-a-time documentation.
2413 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2414 Kazu Hirata <kazu@codesourcery.com>
2416 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2418 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2420 * Makefile.in (FUNCTION_H): New. Use it instead of
2421 function.h throughout the file.
2422 * function.h: Include tree.h.
2424 2006-01-17 Ben Elliston <bje@au.ibm.com>
2426 * recog.c: Separate some functions with whitespace.
2428 2006-01-16 Richard Henderson <rth@redhat.com>
2430 Merge from gomp branch:
2431 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2432 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2433 and rename from struct inline_data. Rename callee* to dst*;
2434 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2435 transform_new_cfg, transform_return_to_modify, and
2436 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2438 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2439 (copy_decl_for_dup): Remove.
2440 * tree-inline.c (struct inline_data): Move to header.
2441 (insert_decl_map): Export.
2442 (remap_decl): Update for member name changes. Use copy_decl hook.
2443 Allow for replacement to be a non-decl. Remove dead code.
2444 (remap_type_1): Check for existing mapping.
2445 (remap_type): Export.
2446 (remap_decls): Update for member name changes.
2447 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2448 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2449 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2450 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2451 (tree_function_versioning, build_duplicate_type): Likewise.
2452 (copy_body_r): Likewise. Export.
2453 (copy_decl_for_dup): Split into ...
2454 (copy_decl_for_dup_finish, copy_decl_to_var,
2455 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2456 (replace_ref_tree, inlining_p): Remove.
2458 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2460 * ifcvt.c (if_convert): Make it static.
2461 * rtl.h: Remove the prototype for if_convert.
2463 * local-alloc.c (local_alloc): Make it static.
2464 * rtl.h: Remove the prototype for local_alloc.
2466 * loop.c (loop_optimize): Make it static.
2467 * cfgloop.h: Remove the prototype for loop_optimize.
2470 2006-01-16 DJ Delorie <dj@redhat.com>
2472 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2475 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2477 * pa.md: Disparage copies between general and floating-point registers
2478 in 32-bit move patterns.
2480 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2483 * Makefile.in (check-%): Depend on site.exp instead of
2484 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2487 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2489 * global.c (global_alloc): Make it static.
2490 * rtl.h: Remove the prototype for global_alloc.
2492 2006-01-16 Richard Guenther <rguenther@suse.de>
2494 * tree-ssa-alias.c (struct used_part): Add write_only field.
2495 (get_or_create_used_part_for): Initialize it to true.
2496 (create_overlap_variables_for): Don't create structure variables
2497 for structures that only are written to.
2498 (find_used_portions): Handle MODIFY_EXPR to track whether a
2499 structure is only written to.
2501 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2503 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2505 * basic-block.h: Remove the prototype for
2506 partition_hot_cold_basic_blocks.
2508 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2510 * cppspec.c (lang_specific_spec_functions): Remove.
2511 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2512 * gcc.h (lang_specific_spec_functions): Remove.
2513 * gccspec.c (lang_specific_spec_functions): Remove.
2515 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2517 * combine.c (record_value_for_reg): Invalidate registers
2519 (record_dead_and_set_regs_1): Likewise, by passing them to
2520 record_value_for_reg.
2521 (record_dead_and_set_regs): Invalidate stores made by a
2522 call. We do not combine across a call, but we still
2523 relied on equivalences.
2525 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2527 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2528 vrp_int_const_binop returning non-constant nodes.
2530 2006-01-16 Paul Brook <paul@codesourcery.com>
2532 * config/m68k/m68k.c (output_move_const_into_data_reg):
2533 Output correct mnemonic for mvz and mvs.
2535 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2537 * rtl-factoring.c: Add sequence abstraction algorithm.
2538 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2539 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2541 (block_has_preserve_label): New function.
2542 * common.opt: Register new pass.
2543 * Makefile.in: Ditto.
2545 * timevar.def: Ditto.
2546 * tree-pass.h: Ditto.
2547 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2548 * rtl.h (make_jump_insn_raw): Add forward decl.
2549 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2551 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2552 Roger Sayle <roger@eyesopen.com>
2554 * fold-const.c (fold_minmax): New static function.
2555 (fold_binary) <MIN_EXPR>: Call it.
2556 <MAX_EXPR>: Likewise.
2557 * stor-layout.c (place_field): Use DECL_SIZE consistently
2558 in the computation of the new record size.
2560 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2562 * cse.c (cse_condition_code_reg): Make it static.
2563 * rtl.h: Remove the prototype for cse_condition_code_reg.
2565 * combine.c (combine_instructions): Make it static.
2566 * rtl.h: Remove the prototype for combine_instructions.
2568 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2571 * tree.c (get_file_function_name_long): Concatenate the first global
2572 object name with a string derived from the input filename of the object
2575 2006-01-16 Ben Elliston <bje@au.ibm.com>
2577 * config/i386/winnt-stubs.c: Update FSF address.
2578 * config/xtensa/ieee754-df.S: Ditto.
2579 * config/xtensa/ieee754-sf.S: Ditto.
2581 2006-01-14 Ian Lance Taylor <ian@airs.com>
2583 * ifcvt.c (noce_init_if_info): New static function, broken out of
2584 noce_process_if_block.
2585 (noce_process_if_block): Call noce_init_if_info.
2586 (check_cond_move_block): New static function.
2587 (cond_move_process_if_block): New static function.
2588 (process_if_block): Call cond_move_process_if_block.
2590 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2592 * cselib.c (hash_table): Rename to cselib_hash_table.
2593 (cselib_clear_table, discard_useless_values,
2594 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2595 cselib_init, cselib_finish): Adjust uses of hash_table.
2597 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2599 PR tree-optimization/25485
2600 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2601 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2602 is known to be false and true, respectively.
2604 2006-01-14 Richard Guenther <rguenther@suse.de>
2606 PR tree-optimization/22548
2607 PR tree-optimization/22555
2608 PR tree-optimization/22501
2609 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2610 * params.def (salias-max-array-elements): New parameter.
2611 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2612 * doc/invoke.texi (salias-max-array-elements): Document.
2613 * tree-flow-inline.h (var_can_have_subvars): We also handle
2615 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2617 * tree-ssa-structalias.c (params.h): Include.
2618 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2619 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2620 (get_constraint_for): For ADDR_EXPR operating on something
2621 containing an ARRAY_REF, add all subvars to the solution.
2622 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2623 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2624 for creating MUST_DEFs.
2625 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2627 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2629 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2631 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2632 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2633 number_of_iterations_le): New functions.
2634 (number_of_iterations_special): Removed.
2635 (number_of_iterations_exit): Do not use number_of_iterations_special.
2636 * tree.c (unsigned_type_for): Always return integer type.
2638 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2639 Richard Guenther <rguenther@suse.de>
2641 PR rtl-optimization/24257
2642 * gcse.c (find_moveable_store): Only consider a store movable
2643 when the SET_SRC of the insn can be assigned to a register.
2645 2006-01-14 Ian Lance Taylor <ian@airs.com>
2647 * tree.c (tree_not_class_check_failed): New function.
2648 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2649 (tree_not_class_check_failed): Declare.
2651 2006-01-13 Ian Lance Taylor <ian@airs.com>
2653 * reload1.c (do_output_reload): Add assertion rejecting a
2656 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2658 * combine.c (struct reg_stat): Add new fields truncation_label and
2660 (record_value_for_reg): Reset truncated_to_mode.
2661 (record_truncated_value): New function.
2662 (check_promoted_subreg): Call it. Rename to check_conversions.
2663 (combine_instructions): Rename check_promoted_subreg to
2665 (reg_truncated_to_mode): New function.
2666 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2667 (gen_lowpart_or_truncate): New function.
2668 (force_to_mode): Use it instead of gen_lowpart.
2670 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2672 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2673 VAR is a tag, not its type tag.
2675 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2677 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2678 alternatives to match style of other entries.
2679 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2681 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2683 PR tree-optimization/25771
2684 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2687 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2690 * tree-inline.c (declare_return_variable): If the return variable
2691 was marked as a non gimple complex, set the return slot variable
2692 to be a non gimple comple variable.
2694 2006-01-13 Richard Guenther <rguenther@suse.de>
2696 * builtins.c (expand_builtin_sincos): New function.
2697 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2699 (expand_builtin): Expand sincos using expand_builtin_sincos.
2701 2006-01-12 DJ Delorie <dj@redhat.com>
2703 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2704 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2705 so that constant shifts can be split.
2706 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2707 (m32c_valid_pointer_mode): Make static.
2708 (shift_gen_func_for): New.
2709 (m32c_prepare_shift): Use it. Split large const shifts into
2711 * config/m32c/predicates.md (shiftcount_operand): Allow more
2713 (longshiftcount_operand): New.
2714 * doc/md.texi (Machine Constraints): Document In6.
2716 2006-01-13 Ben Elliston <bje@au.ibm.com>
2718 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2719 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2722 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2724 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2725 to try to avoid clobbering pieces of structures when we know
2726 something about the whole structure.
2727 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2729 2006-01-13 Ben Elliston <bje@au.ibm.com>
2731 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2732 return in memory, as this is no limitation is no longer present.
2734 2006-01-12 DJ Delorie <dj@redhat.com>
2736 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2737 mova with fb, and for fb+0 -> An.
2739 * config/m32c/mov.md (peephole2): Fix enabling logic.
2741 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2742 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2743 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2744 FINI_ARRAY_SECTION_ASM_OP): Define.
2746 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2748 (m32c_legitimize_reload_address): New logic to reload FB to An.
2749 (m32c_output_reg_push): Add newline.
2750 (m32c_output_reg_pop): Likewise.
2752 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2754 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2756 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2758 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2760 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2762 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2765 2006-01-11 Ben Elliston <bje@au.ibm.com>
2767 * rtlanal.c (find_reg_note): Assert insn is not null.
2769 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2771 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2774 2006-01-11 Jeff Law <law@redhat.com>
2776 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2778 (mark_threaded_blocks, register_jump_thread): New functions.
2779 (thread_through_all_blocks): Remove unwanted argument. No
2780 longer rely on e->aux to communicate thread target info.
2781 Call mark_threaded_blocks. Release the threaded_blocks
2782 bitmap and threaded_edges vector when complete.
2783 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2784 (threaded_blocks): Remove.
2785 (tree_ssa_dominator_optimize): Remove initialization and
2786 finalization of threaded_blocks. Simplify call to
2787 thread_through_all_blocks.
2788 (thread_across_edge): Call register_jump_thread rather than
2789 storing thread information into e->aux.
2790 (free_all_edge_infos): Simplify now that e->aux is no longer
2791 used to communicate with thread_through_all_blocks.
2792 * tree-flow.h (thread_through_all_blocks): Update prototype.
2793 (register_jump_thread): Prototype.
2795 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2797 * df-core.c (df_compact_blocks, df_bb_replace): Use
2798 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2800 2006-01-11 Richard Guenther <rguenther@suse.de>
2802 PR tree-optimization/25734
2803 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2804 stop propagation after successful propagation to the LHS.
2806 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2808 * basic-block.h (control_flow_graph): Change the type of
2809 x_basic_block_info to VEC(basic_block,gc) *.
2810 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2812 (SET_BASIC_BLOCK): New.
2813 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2814 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2815 * cfgbuild.c (find_basic_blocks): Likewise.
2816 * cfglayout.c (fixup_reorder_chain): Likewise.
2817 * cfgrtl.c (create_basic_block_structure,
2818 rtl_create_basic_block): Likewise.
2819 * ifcvt.c (find_if_case_1): Likewise.
2820 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
2823 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2825 * Makefile.in: Removed rotted odf.c entry.
2827 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
2830 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
2831 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
2832 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
2833 output pattern modifier, not %e.
2834 * config/cris/cris.c (cris_op_str): Update comment about pattern
2836 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
2837 before falling through into...
2838 <case 'E'>: Redefined from old 'e' case.
2840 2006-01-11 Jan Hubicka <jh@suse.cz>
2843 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2845 2006-01-11 Jan Hubicka <jh@suse.cz>
2847 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
2848 * i386.c (x86_decompose_lea): Kill.
2849 (ix86_rtx_costs): Kill.
2851 2006-01-11 Jan Hubicka <jh@suse.cz>
2853 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
2854 * cgraph.h (cgraph_node): Add inline_decl.
2855 (cgraph_insert_node_to_hashtable): Declare.
2856 (save_inline_function_body): Declare.
2857 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
2859 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
2860 (cgraph_function_versioning): Update call of tree_function_versioning.
2861 (save_inline_function_body): New function.
2862 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
2863 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
2864 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
2865 (cgraph_default_inline_p): Likewise.
2866 (cgraph_decide_inlining_incrementally): Likewise.
2867 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
2868 (copy_bb): Kill saving; do updating of clones.
2869 (copy_cfg_body): Kill saving.
2870 (initialize_inlined-parameters): Likewise.
2871 (expand_call_inline): Likewise.
2873 (tree_function_versioning): New parameter "update_clones".
2874 (inlining_p): Kill saving.
2875 * tree-inline.h (tree_function_versioning): Update prototype.
2876 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
2879 2006-01-11 Ian Lance Taylor <ian@airs.com>
2881 * combine.c (struct undo): Remove is_int. Enumify types of undos.
2882 Allow undoing set of machine mode.
2883 (do_SUBST): Use enums instead of is_int.
2884 (do_SUBST_MODE): New function.
2885 (SUBST_MODE): New macro.
2886 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2887 reg and trying to replace reg_regno_rtx with a new register.
2888 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2889 (simplify_set): Use SUBST_MODE.
2890 (distribute_notes): Remove code that tried to update reg notes
2891 for regno_reg_rtx changes.
2893 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2895 PR tree-optimization/23109
2896 PR tree-optimization/23948
2897 PR tree-optimization/24123
2899 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2900 * tree-cfg.c (single_noncomplex_succ): New.
2901 * tree-flow.h (single_noncomplex_succ): Declare it.
2902 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2903 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2904 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2905 insert_bb, register_division_in, insert_reciprocals,
2906 replace_reciprocal, free_bb): New.
2907 (execute_cse_reciprocals_1): Rewritten.
2908 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2909 Do not commit any edge insertion. Always compute dominators and
2910 create the allocation pool.
2911 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
2912 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
2913 * targhooks.c (default_min_divistions_for_recip_mul): New.
2914 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
2915 * passes.c (init_optimization_passes): Run recip after tree loop
2917 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2919 2006-01-11 Danny Berlin <dberlin@dberlin.org>
2920 Kenneth Zadeck <zadeck@naturalbridge.com>
2922 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
2923 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
2924 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
2925 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
2926 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
2927 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
2928 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
2929 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
2930 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
2931 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
2932 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
2933 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
2934 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
2935 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
2936 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
2937 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
2938 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
2939 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
2940 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2941 DF_SCAN_POST_ALLOC): New macros.
2942 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2943 df_free_bb_function, df_local_compute_function, df_init_function,
2944 df_dataflow_function, df_confluence_function_0,
2945 df_confluence_function_n, df_transfer_function,
2946 df_finalizer_function, df_free_function, df_dump_problem_function,
2947 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
2948 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
2949 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
2950 df_urec_bb_info, ) New types.
2951 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
2953 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
2954 df_analyze_simple_change_some_blocks,
2955 df_analyze_simple_change_one_block, df_compact_blocks,
2956 df_bb_replace, df_bb_regno_last_use_find,
2957 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
2958 df_insn_regno_def_p, df_find_def, df_find_use,
2959 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
2960 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
2961 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
2962 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
2963 debug_df_chain, df_get_dependent_problem, df_chain_create,
2964 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
2965 df_grow_bb_info, df_chain_dump, df_print_bb_index,
2966 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
2967 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
2968 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
2969 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
2970 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
2971 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
2972 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
2973 df_ref_remove, df_insn_refs_delete, df_refs_delete,
2974 df_reorganize_refs, df_set_state, df_hard_reg_init,
2975 df_read_modify_subreg_p) New public functions.
2976 * df-core.c: The core dataflow solver and glue routines for rtl
2978 (df_init, df_add_problem, df_set_blocks, df_finish,
2979 df_hybrid_search_forward, df_hybrid_search_backward,
2980 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
2981 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
2982 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
2983 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
2984 df_reg_defined, df_find_use, df_reg_used, df_dump,
2985 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
2986 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
2987 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
2988 debug_df_useno, reset_df_after_reload): New functions.
2989 * df-scan.c: The scanning fuctions, once in df.c, completely
2990 rewritten so that they now fully model the functionality of
2991 register usage at the backend.
2992 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
2993 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
2994 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
2995 df_grow_insn_info, df_rescan_blocks, df_ref_create,
2996 df_get_artificial_defs, df_get_artificial_uses,
2997 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
2998 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
2999 df_refs_delete, df_reorganize_refs, df_set_state,
3000 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3001 df_def_record_1, df_defs_record, df_uses_record,
3002 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3003 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3004 df_record_exit_block_uses, df_hard_reg_init): New functions.
3006 * df-problems.c: Seven concrete dataflow problems that use the
3007 scanning in df-scan.c and are solved by the engine in df-core.c.
3008 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3009 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3010 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3011 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3012 df_ru_free_bb_info, df_ru_alloc,
3013 df_ru_bb_local_compute_process_def,
3014 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3015 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3016 df_ru_transfer_function, df_ru_free, df_ru_dump,
3017 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3018 df_rd_free_bb_info, df_rd_alloc,
3019 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3020 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3021 df_rd_transfer_function, df_rd_free, df_rd_dump,
3022 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3023 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3024 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3025 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3026 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3027 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3028 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3029 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3030 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3031 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3032 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3033 df_urec_mark_reg_use_for_earlyclobber,
3034 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3035 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3036 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3037 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3038 df_chain_create_bb_process_use, df_chain_create_bb,
3039 df_chain_finalize, df_chain_free, df_chains_dump,
3040 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3041 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3042 df_reg_lifetime): New functions.
3043 * df.c: Deleted file.
3044 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3045 consistent with new df api.
3046 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3047 rest_of_handle_sms): Ditto.
3048 * web.c (unionfind_union, union_defs, entry_register, web_main):
3050 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3051 invariant_expr_equal_p, find_defs, check_dependencies,
3052 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3053 free_inv_motion_data, move_loop_invariants): Ditto.
3054 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3055 Update dependencies.
3056 (odf.c): Added defective entry that was deleted later in day.
3057 * sched-deps.c (sched_analyze_1): Ditto.
3059 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3061 * tree-ssa-operands.c (get_expr_operands): Record addressable
3062 variables directly. Do not call add_stmt_operands for CONST_DECLs
3064 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3065 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3067 2006-01-11 Ben Elliston <bje@au.ibm.com>
3069 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3070 function returns true in the positive case.
3072 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3075 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3076 for SI, DI, SF and DF modes. Add alternatives to copy between
3077 general and floating point registers to the 32-bit patterns.
3078 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3079 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3080 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3081 generating 64-bit code.
3082 * config/pa/pa.c (output_move_double): Handle copies between general
3083 and floating registers.
3085 2006-01-10 Stuart Hastings <stuart@apple.com>
3087 * config/i386/i386.md (set_got): Update.
3088 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3089 (builtin_setjmp_receiver): Mach-O support.
3090 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3091 (GOT_SYMBOL_NAME): Define.
3092 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3093 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3094 * config/i386/i386.c (override_options): Revise for Darwin.
3095 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3096 support. (darwin_x86_file_end): New. (output_set_got): Add label
3097 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3098 * config/i386/i386-protos.h (output_set_got): Likewise.
3099 * config/darwin.c (machopic_legitimize_pic_address): Update
3102 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3104 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3105 when MODE isn't BLKmode.
3107 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3109 PR rtl-optimization/25367
3110 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3112 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3115 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3116 for a negative bound.
3118 2006-01-10 Richard Guenther <rguenther@suse.de>
3120 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3121 Never override with anything constraint.
3123 2006-01-10 Jan Beulich <jbeulich@novell.com>
3125 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3126 256 bits when optimize_size.
3128 2006-01-10 Jan Beulich <jbeulich@novell.com>
3130 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3132 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3133 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3136 2006-01-10 Ben Elliston <bje@au.ibm.com>
3138 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3140 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3141 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3142 (USE_FP_FOR_ARG): Reject decimal float modes.
3143 (function_arg_advance): Likewise.
3144 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3145 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3146 point types in AltiVec vectors.
3147 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3148 (rs6000_libcall_value): Likewise.
3150 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3152 * config/xtensa/ieee754-df.S: New file.
3153 * config/xtensa/ieee754-sf.S: New file.
3154 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3155 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3156 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3158 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3160 * config/sh/predicates.md (binary_float_operator,
3161 binary_logical_operator, commutative_float_operator,
3162 equality_comparison_operator, greater_comparison_operator,
3163 less_comparison_operator, logical_operator,
3164 noncommutative_float_operator, shift_operator,
3165 symbol_ref_operand, unary_float_operator): Remove redundant
3168 2006-01-09 Jeff Law <law@redhat.com>
3170 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3171 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3172 now unused arguments. Callers updated.
3173 (eliminate_redundant_computations): Remove now unused arguments,
3175 (local_fold): Remove, no longer used.
3176 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3178 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3179 (simplify_cond): New function.
3180 (forward_propagate_into_cond): Call simplify_cond.
3182 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3184 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3185 (*vec_extractv2di_1_sse): New.
3187 2006-01-09 Ben Elliston <bje@au.ibm.com>
3189 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3191 2006-01-08 Richard Guenther <rguenther@suse.de>
3193 * tree-ssa-structalias.c (get_constraint_for): Remove
3195 (get_constraint_for_component_ref): Likewise.
3196 (do_deref): Likewise.
3197 (get_constraint_for): Likewise.
3198 (do_structure_copy): Likewise.
3199 (handle_ptr_arith): Likewise.
3200 (find_func_aliases): Likewise. Remove unused need_anyoffset
3203 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3204 Kaz Kojima <kkojima@gcc.gnu.org>
3206 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3207 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3208 (EXTRA_CONSTRAINT_C16): Remove.
3209 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3210 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3211 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3212 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3213 constants of SHmedia. Handle nested constant expressions of
3215 (andcosts): Fix the costs for SHmedia constants.
3216 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3217 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3218 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3219 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3220 (movv4hi_i, movv2si_i): Likewise.
3221 (movsi_const): Adjust the second operand of ior so to match with
3223 (movdi_const, movdi_const_32bit): Likewise.
3224 (movdi_const_16bit+1): Don't sign-extend LOW.
3225 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3227 (*double_shori): Fix the split condition. Use GEN_INT instead
3228 of get_int_mode calls. Mask lower 16-bit of the argument of
3230 (sym2GOTPLT): Remove.
3231 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3233 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3234 instead of EXTRA_CONSTRAINT_C16.
3236 2006-01-07 Ian Lance Taylor <ian@airs.com>
3237 David Edelsohn <edelsohn@gnu.org>
3239 PR rtl-optimization/25662
3240 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3241 for constant operands instead of simplify_gen_binary.
3242 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3243 after trying simplify_binary_operation
3245 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3247 * tree.c (iterative_hash_expr): Hash decls based on UID.
3249 2006-01-06 Eric Christopher <echristo@apple.com>
3251 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3252 (TARGET_UNWIND_EMIT): Fix spelling.
3253 * target.h (gcc_target): Add except_table_label.
3254 * except.c (output_function_exception_table): Use.
3255 * varasm.c (default_emit_except_table_label): New.
3256 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3258 (asm_out): Add here.
3259 * output.h (default_emit_except_table_label): Prototype.
3260 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3261 * config/darwin.c (darwin_emit_except_table_label): Define.
3262 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3264 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3266 PR tree-optimization/18527
3267 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3268 number_of_iterations_special, number_of_iterations_exit):
3269 Move base and step of an iv to a single structure. Add
3270 no_overflow flag, and use it in # of iterations analysis.
3271 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3272 folded_casts argument.
3273 (simple_iv): Pass base and step in a structure. Set no_overflow
3275 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3276 Evaluate expensiveness of computing # of iterations instead of
3277 the final expression.
3278 * tree-scalar-evolution.h (affine_iv): New structure.
3279 (simple_iv): Declaration changed.
3280 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3281 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3282 find_givs_in_stmt): Changed due to simple_iv change.
3284 2006-01-06 Jeff Law <law@redhat.com>
3287 * tree-cfg.c (bsi_replace): Rename final argument from
3288 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3289 change (stmt -> orig_stmt).
3290 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3291 (bsi_remove): Add new argument. Remove EH information
3293 (verify_eh_throw_table_statements): New function.
3294 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3296 * tree-optimize.c (execute_free_cfg_annotations): Verify
3297 the EH throw statement table after removing annotations.
3298 * except.h (verify_eh_throw_table_statements): Prototype.
3299 * tree-flow.h (bsi_remove): Update prototype.
3300 * tree-vrp.c (remove_range_assertions): Add new argument to
3302 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3303 * tree-complex.c (expand_complex_div_wide): Likewise.
3304 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3305 * tree-tailcall.c (eliminate_tailcall): Likewise.
3306 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3307 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3308 * tree-nrv.c (tree_nrv): Likewise.
3309 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3310 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3311 (combine_blocks): Likewise.
3312 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3313 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3314 (cleanup_control_flow): Likewise.
3315 (remove_forwarder_block): Likewise.
3316 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3317 * tree-sra.c (sra_replace): Likewise.
3318 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3319 (forward_propagate_single_use_vars): Likewise.
3320 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3321 * tree-inline.c (expand_call_inline): Likewise.
3322 * tree-vect-transform.c (vect_transform_loop): Likewise.
3323 * tree-outof-ssa.c (rewrite_trees): Likewise.
3324 * tree-cfg.c (make_goto_expr_edges): Likewise.
3325 (cleanup_dead_labels): Likewise.
3326 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3327 (bsi_move_before, bsi_move_after): Likewise.
3328 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3329 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3331 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3334 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3336 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3337 on non gimple variables. Also add checks at the top for decls and
3339 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3341 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3342 and IMAGPART_EXPR for creating MUST_DEFs.
3343 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3344 and NAME_MEMORY_TAG separately from the DECLs.
3346 2006-01-06 Richard Guenther <rguenther@suse.de>
3348 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3349 annotation, if necessary.
3350 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3351 redundant calls to update_stmt.
3352 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3355 2006-01-05 Richard Henderson <rth@redhat.com>
3357 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3359 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3361 * c-typeck.c: Update copyright date.
3363 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3365 * c-typeck.c (build_c_cast): Always warn when casting
3366 from a pointer to an integer of different size, even if
3367 the node was constant.
3369 2006-01-05 Richard Guenther <rguenther@suse.de>
3371 PR tree-optimization/22555
3372 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3373 if one structure field is an array.
3374 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3375 operands even if we found a subvar, but ignore VOPs in this
3377 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3379 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3381 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3384 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3386 2006-01-05 Richard Guenther <rguenther@suse.de>
3387 Diego Novillo <dnovillo@redhat.com>
3389 * tree-pass.h (TODO_remove_unused_locals): Define.
3390 * gimple-low.c (expand_var_p, remove_useless_vars,
3391 pass_remove_useless_vars): Remove. Update all users.
3392 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3393 (remove_unused_locals): New function.
3394 * tree-flow.h (remove_unused_locals): Declare.
3395 * passes.c (execute_todo): Call remove_unused_locals if
3396 TODO_remove_unused_locals is set.
3397 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3398 * tree-ssa-dce.c (pass_dce): Likewise.
3399 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3401 2006-01-05 Richard Guenther <rguenther@suse.de>
3403 * tree-flow.h (struct fieldoff): Decompose field to
3404 type, size and decl.
3405 * tree-ssa-alias.c (create_sft): Take type as parameter.
3406 (create_overlap_variables_for): Store type, size and decl
3407 in the fieldoff structure.
3408 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3410 (push_fields_onto_fieldstack): Likewise.
3411 (create_variable_info_for): Likewise. Use offset for the
3412 SFT name if the decl is not available.
3414 2006-01-04 Paul Brook <paul@codesourcery.com>
3416 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3418 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3420 * lambda-code.c (can_put_in_inner_loop): Relax
3422 (can_put_after_inner_loop): New function.
3423 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3424 (perfect_nestify): Change to make copies and modify uses.
3426 2006-01-04 Richard Henderson <rth@redhat.com>
3428 Merge from gomp branch:
3429 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3430 via integer constant.
3431 (pragma_lex): Remove.
3432 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3433 rather than parsing it.
3434 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3435 handle_pragma_extern_prefix): Add %< %> quotes.
3436 (registered_pragmas): New.
3437 (c_register_pragma_1): New.
3438 (c_register_pragma): Use it.
3439 (c_register_pragma_with_expansion): Likewise.
3440 (c_invoke_pragma_handler): New.
3441 (init_pragma): Use cpp_register_deferred_pragma directly for
3443 * c-pragma.h (enum pragma_kind): New.
3444 (pragma_handler): New.
3445 (c_invoke_pragma_handler): Declare.
3446 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3448 * c-common.h (c_common_pch_pragma): Update decl.
3449 * Makefile.in (c-parser.o): Update dependencies.
3450 (GTFILES): Add c-pragma.h.
3451 * c-parser.c (struct c_token): Add pragma_kind.
3452 (struct c_parser): Add in_pragma.
3453 (c_lex_one_token): Always initialize keyword and pragma_kind.
3454 Extract data for CPP_PRAGMA.
3455 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3456 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3457 Don't allow CPP_PRAGMA_EOL if in_pragma.
3458 (c_parser_consume_pragma): New.
3459 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3460 (c_parser_skip_to_end_of_parameter): Likewise.
3461 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3462 (c_parser_skip_to_pragma_eol): New.
3463 (c_parser_external_declaration): Handle CPP_PRAGMA.
3464 (c_parser_compound_statement_nostart): Likewise.
3465 (c_parser_statement_after_labels): Likewise.
3466 (c_parser_pragma): New.
3467 (pragma_lex): Likewise.
3468 (c_parser_pragma_pch_preprocess): New.
3469 (c_parser_new): Merge into ...
3470 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3472 2006-01-04 Jeff Law <law@redhat.com>
3475 * tree-cfg.c (bsi_replace): Remove the original statement
3476 from the EH throw statement table.
3478 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3480 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3481 make the prototype extern "C" and add throw ().
3484 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3485 and pos non-negative and pos + len <= 32.
3486 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3487 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3488 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3491 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3492 as well as sizes not multiple of component size.
3495 * function.c (instantiate_expr): New function.
3496 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3497 walk its DECL_VALUE_EXPR with instantiate_expr.
3499 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3500 DW_OP_deref{,_size} if address isn't going to be added.
3502 2006-01-04 Ben Elliston <bje@au.ibm.com>
3504 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3505 * config/fp-bit.c: Likewise.
3507 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3509 * dominance.c: Add comment about why we use DFS numbering
3512 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3513 Richard Henderson <rth@redhat.com>
3515 Merge from gomp-branch:
3516 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3517 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3519 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3521 PR rtl-optimization/25578
3522 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3523 pass a parameter to simplify_shift_const if changing ASHIFTRT
3526 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3528 * builtins.c (get_builtin_sync_mem): New function.
3529 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3530 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3531 Call get_builtin_sync_mem to generate mem rtx.
3533 2006-01-03 Richard Guenther <rguenther@suse.de>
3536 * stmt.c (add_case_node): Make sure to clear overflow flags
3539 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3541 Merge from gomp-branch.
3542 * config/sparc/sync.md: New file.
3543 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3544 UNSPECV_LDSTUB): New constants.
3545 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3546 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3547 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3550 2006-01-03 Roger Sayle <roger@eyesopen.com>
3552 * combine.c (reg_subword_p): New predicate to test whether the
3553 destination of a set refers to a subword/piece of a register.
3554 (try_combine): Generalize the code to merge the setting of a
3555 pseudo to a constant followed by a set of a subword of that
3556 register to a constant.
3558 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3560 * basic-block.h (control_flow_graph): Change the type of
3561 x_label_to_block_map to VEC(basic_block,gc) *.
3562 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3563 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3565 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3566 VEC(basic_block,heap) *.
3567 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3568 ssa_prop_fini): Adjust the uses of cfg_blocks.
3570 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3572 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3574 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3575 hashing trees instead of a pointer hash.
3576 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3577 compare for MEM_EXPR.
3579 PR rtl-optimization/25130
3580 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3581 when comparing MEMs for GCSE
3583 2006-01-03 Ben Elliston <bje@au.ibm.com>
3585 * targhooks.h (default_decimal_float_supported_p): Declare.
3586 * targhooks.c (default_decimal_float_supported_p): Define.
3587 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3588 `default_decimal_float_supported_p'.
3589 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3591 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3593 * combine.c (apply_distributive_law <SUBREG>): Check
3594 TRULY_NOOP_TRUNCATION.
3596 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3598 * dwarf2out.c (have_switched_text_section): Delete.
3599 (have_multiple_function_sections): New.
3600 (have_location_lists): Make 'bool'.
3601 (add_AT_loc_list): Use 'true' not '1'.
3602 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3603 (output_loc_list): Use have_multiple_function_sections.
3604 (output_ranges): Likewise.
3605 (dwarf2out_begin_function): Set have_multiple_function_sections if
3607 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3608 Check function_section rather than DECL_SECTION_NAME.
3609 (dwarf2out_finish): Use have_multiple_function_sections.
3610 Don't clear have_location_lists.
3612 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3613 Jan Hubicka <jh@suse.cz>
3615 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3616 case of conditional jump jumping to the next instruction.
3617 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3618 cases of conditional jump jumping to the next instruction.
3620 2006-01-02 Jan Hubicka <jh@suse.cz>
3622 * i386.c (*_cost): Add COSTS_N_INSNS.
3623 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3625 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3628 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3630 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3632 * config/arm/arm.c (all_fpus): Fix comment typo.
3633 * config/darwin.c: Likewise.
3634 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3635 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3636 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3638 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3640 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3641 (rs6000_split_compare_and_swapqhi): New.
3642 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3643 (sync_compare_and_swapqhi_internal): New.
3644 * config/rs6000/rs6000-protos.h: Declare.