1 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3 * gcc.c (main): Correct type that is allocated for
6 2006-01-31 Jakub Jelinek <jakub@redhat.com>
8 * config/s390/s390.c (init_alignment_context): Set
9 ALIAS_SET_MEMORY_BARRIER on the MEM.
10 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
12 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
15 * loop-unroll.c (unroll_loop_runtime_iterations): Free
17 * tree-ssa-live.c (type_var_init): Allocate bitmap after
20 2006-01-31 Marcin Dalecki <martin@dalecki.de>
22 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
24 * tree-ssa-loop-im.c: Ditto.
26 * tree-complex.c: Ditto.
28 * tree-ssa-threadupdate.c: Ditto.
30 * java/class.c: Ditto.
31 * java/jcf-parse.c: Ditto.
32 * java/resource.c: Ditto.
33 * java/except.c: Ditto.
34 * java/jvspec.c: Ditto.
35 * java/jcf-write.c: Ditto.
36 * java/jcf-path.c: Ditto.
37 * java/gjavah.c: Ditto.
38 * java/zextract.c: Ditto.
39 * java/jcf-io.c: Ditto.
41 * java/buffer.c: Ditto.
43 * java/parse-scan.y: Ditto.
46 * cfgloopmanip.c: Ditto.
47 * postreload-gcse.c: Ditto.
48 * tree-ssa-loop-manip.c: Ditto.
49 * postreload.c: Ditto.
50 * tree-ssa-loop-ch.c: Ditto.
54 * diagnostic.c: Ditto.
59 * cfgloopanal.c: Ditto.
60 * objc/objc-act.c: Ditto.
62 * genextract.c: Ditto.
63 * genautomata.c: Ditto.
64 * pretty-print.c: Ditto.
66 * cgraphunit.c: Ditto.
69 * haifa-sched.c: Ditto.
72 * tree-ssa-loop-ivopts.c: Ditto.
74 * mode-switching.c: Ditto.
75 * modulo-sched.c: Ditto.
77 * ipa-pure-const.c: Ditto.
79 * fix-header.c: Ditto.
81 * tree-stdarg.c: Ditto.
84 * ipa-inline.c: Ditto.
87 * alloc-pool.c: Ditto.
90 * genattrtab.c: Ditto.
91 * tree-ssa-loop-ivcanon.c: Ditto.
95 * fortran/gfortranspec.c: Ditto.
97 * local-alloc.c: Ditto.
100 * tree-vectorizer.c: Ditto.
102 * ipa-type-escape.c: Ditto.
104 * tree-if-conv.c: Ditto.
107 * tree-data-ref.c: Ditto.
108 * loop-unroll.c: Ditto.
109 * treelang/treetree.c: Ditto.
112 * ggc-common.c: Ditto.
116 * tree-cfgcleanup.c: Ditto.
117 * tree-ssa-pre.c: Ditto.
118 * cfgcleanup.c: Ditto.
119 * loop-invariant.c: Ditto.
122 * print-tree.c: Ditto.
125 * sched-deps.c: Ditto.
127 * tree-object-size.c: Ditto.
129 * bb-reorder.c: Ditto.
131 * var-tracking.c: Ditto.
133 * df-problems.c: Ditto.
134 * reg-stack.c: Ditto.
137 * sched-rgn.c: Ditto.
138 * tree-ssa-structalias.c: Ditto.
139 * tree-ssa-reassoc.c: Ditto.
140 * config/darwin-c.c: Ditto.
141 * config/darwin.c: Ditto.
142 * config/arm/arm.c: Ditto.
147 2006-01-31 Nicolas Pitre <nico@cam.org>
149 * arm.md (smaxsi3): Make aware of smax_m1.
152 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
154 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
156 2006-01-31 Richard Guenther <rguenther@suse.de>
158 * doc/invoke.texi (-msselibm): Document.
159 * target.h (expand_library_builtin): New target hook.
160 * builtins.c (expand_builtin): Use expand_library_builtin.
161 (default_expand_library_builtin): New function.
162 * gcc.c (LINK_GCC_MATH_SPEC): Define.
163 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
164 (link_gcc_math_spec): Declare.
165 (static_specs): Add link_gcc_math_spec.
166 * expr.h (default_expand_library_builtin): Declare.
167 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
168 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
169 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
170 * config/i386/i386.opt (msselibm): New target option.
171 * config/i386/i386.c (ix86_builtin_function_variants): New array.
172 (ix86_init_sse_abi_builtins): New function.
173 (ix86_expand_library_builtin): Likewise.
174 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
175 (override_options): Handle error conditions wrt -msselibm.
176 (ix86_builtins): Add function codes for SSE2 ABI builtins.
177 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
178 * doc/extend.texi (__builtin_sse2_*): Document new target specific
181 2006-01-31 Richard Guenther <rguenther@suse.de>
182 Paolo Bonzini <bonzini@gnu.org>
184 * doc/install.texi (--disable-libgcc-math): Document.
186 2006-01-30 Marcin Dalecki <martin@dalecki.de>
188 * expr.h (expand_normal): new inline function.
189 * builtins.c: use it, use EXPAND_NORMAL explicitely.
191 * dwarf2out.c: use it.
196 * config/sparc/sparc.c: use it.
197 * config/i386/i386.c: use it.
198 * config/rs6000/rs6000.c: use it.
199 * config/arm/arm.c: use it.
200 * config/mips/mips.c: use it.
201 * stmt.c: use it, use EXPAND_NORMAL explicitely.
203 2006-01-30 Roger Sayle <roger@eyesopen.com>
205 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
206 argv to the appropriate type.
208 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
210 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
213 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
216 * config/s390/s390.c (struct machine_function): New flag
217 decomposed_literal_pool_addresses_ok_p.
218 (s390_reorg): Set it before final stage of literal pool transforms.
219 (s390_decompose_address): Only accept displacements of the form
220 (minus (label_ref ...) (label_ref ...)) if that flag is set.
222 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
224 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
225 the comparison routine return.
227 2006-01-30 Michael Matz <matz@suse.de>
229 * global.c (find_reg): Only evict for global regs.
230 Take n_refs into account and dump more info.
232 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
235 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
236 (pragma_trap, pragma_nosave_low_regs): Likewise.
237 (current_function_anonymous_args): Likewise.
238 (sh_deferred_function_attributes): New variable.
239 (sh_deferred_function_attributes_tail): Likewise.
240 (print_operand): For '@', look up trap_exit attribute.
241 (calc_live_regs): Look up trapa_handler attribute. For trapa
242 handlers, save/restore fpscr, but don't do any other
243 interrupt-specific saves.
244 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
245 Fix check for partially saved registers to check for SHmedia.
246 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
247 (sh_output_function_epilogue): Don't clear any of the removed
249 (sh_insert_attributes): Don't check pragma_interrupt.
250 Insert deferred attributes. Check that interrupt attribute is
251 present for other attributes that require its presence.
252 (sh_attribute_table): Add new attributes trapa_handler and
254 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
255 Don't check for pragma_interrupt. Don't store argument.
256 * sh.h (pragma_interrupt, sp_switch): Don't declare.
257 (sh_deferred_function_attributes): Declare.
258 (sh_deferred_function_attributes_tail): Likewise.
259 * sh.md (sp_switch_1): Add operand. Change generator caller.
260 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
261 (*return_i): Don't use when trap_exit attribute is in effect.
262 (*return_trapa): New insn pattern.
264 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
265 setting c_target_objs and cxx_target_objs.
266 * t-sh: Add rule for sh-c.o.
268 2006-01-30 Richard Guenther <rguenther@suse.de>
271 * gimplify.c (gimplify_target_expr): Handle easy cases
272 without creating a temporary.
274 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
276 * vec.h (safe_grow): Remove duplicated line.
278 2006-01-29 Diego Novillo <dnovillo@redhat.com>
281 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
282 (expand_omp): ... here.
283 (expand_omp_parallel): Only remove barriers for combined
284 parallel+workshare constructs.
286 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
290 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
291 * tree.c (build_qualified_type): Chain the new type to the original
292 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
293 a POINTER_TYPE or a REFERENCE_TYPE respectively.
294 (build_pointer_type_for_mode): Only return unqualified types.
295 (build_reference_type_for_mode): Likewise.
297 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
299 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
300 * Makefile.in (CXX_COMPAT_WARN): Define.
301 * configure: Regenerate.
303 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
306 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
309 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
311 * toplev.c: Fix thinko.
313 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
314 Marcin Dalecki <martin@dalecki.de>
316 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
317 (push_srcloc): Use XNEW.
318 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
320 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
322 * df-core.c (df_set_blocks): Deleted all variable.
324 2006-01-28 Ian Lance Taylor <ian@airs.com>
326 * cgraphunit.c (cgraph_assemble_pending_functions): Call
327 cgraph_output_pending_asms.
329 2006-01-28 Zack Weinberg <zackw@panix.com>
331 * c.opt: Add -W(no-)overlength-strings.
332 * doc/invoke.texi: Document it.
333 * c-opts.c (c_common_handle_option): -pedantic implies
334 -Woverlength-strings, if not explicitly disabled already.
335 (c_common_post_options): -Woverlength-strings defaults to off, and
336 is always off for C++.
337 * c-common.c (fix_string_type): Issue warning about strings longer
338 than is portable only if warn_overlength_strings. Rearrange code
339 a little for clarity.
340 * configure.in: Check for -Wno-overlength-strings as well before
341 enabling -pedantic in stage 1.
342 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
343 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
345 * genconditions.c (write_header, write_one_condition)
346 (write_conditions, write_writer): Consolidate very long strings
347 that were broken up to fit in C89 portable limit. Don't use
348 printf when fputs will do.
350 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
352 * combine.c (simplify_comparison <AND>): Check
353 TRULY_NOOP_TRUNCATION before start using a subreg.
355 * config/mips/mips.md (*branch_zero<mode>,
356 *branch_zero<mode>_inverted, *branch_equality<mode>,
357 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
358 Remove mode check from comparisons.
360 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
362 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
364 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
366 * expmed.c (const_mult_add_overflow_p): Remove.
367 * expr.h: Remove the prototype for const_mult_add_overflow_p.
369 * recog.c (validate_replace_rtx_subexp): Remove.
370 * recog.h: Remove the prototype for
371 validate_replace_rtx_subexp.
373 * integrate.h: Remove the prototype for
374 copy_decl_for_inlining.
375 * rtl.h: Remove the prototype for mark_constant_function.
376 * tree-vectorizer.h: Remove the prototype for
377 vect_strip_conversion.
379 * modulo-sched.c (create_partial_schedule,
380 free_partial_schedule, reset_partial_schedule): Make them
383 * hooks.c (hook_bool_rtx_int_false): Remove.
384 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
386 2006-01-28 David Edelsohn <edelsohn@gnu.org>
388 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
389 and -mlong-double-128 are incompatible.
390 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
391 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
392 (TARGET_LIBGCC2_CFLAGS): Define.
393 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
394 (TARGET_LIBGCC2_CFLAGS): Same.
395 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
397 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
400 * c-typeck.c (build_binary_op): Perform implicit casts of
401 operands before shortening them.
403 * cfgloopmanip.c (split_loop_bb): Remove.
404 * cfgloop.h: Remove the prototype for split_loop_bb.
406 * cfgloop.c (flow_loop_outside_edge_p): Remove.
407 * cfgloop.h: Remove the prototype for
408 flow_loop_outside_edge_p.
410 * emit-rtl.c (init_virtual_regs): Make it static.
411 * function.h: Remove the prototype for init_virtual_regs.
413 * recog.c (peephole2_optimize): Make it static.
414 * recog.h: Remove the prototype for peephole2_optimize.
416 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
418 * df-scan.c (df_record_entry_block_defs): Check if
419 INCOMING_RETURN_ADDR_RTX is defined.
421 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
422 Kenneth Zadeck <zadeck@naturalbridge.com>
424 PR rtl-optimization/24762
425 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
426 * targhooks.c (hook_void_bitmap): New hook prototype.
427 * targhoohs.h (hook_void_bitmap): Ditto.
428 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
429 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
430 * target.h (live_on_entry): New function pointer.
431 * df-scan.c (df_all_hard_regs): Removed.
432 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
433 (df_scan_free_internal): Added df->entry_block_defs.
434 (df_scan_alloc): Ditto.
435 (df_scan_dump): Ditto.
436 (df_uses_record): Plumbed flag field properly thru calls.
437 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
438 This part fixes PR24762.
439 (df_bb_refs_record): Added code to make the frame and arg
440 pointers live in EH blocks.
441 (df_refs_record): Added call to df_record_entry_block_defs.
442 (df_record_entry_block_defs): New function.
443 * df-core.c: Added comments to describe new artifical defs.
444 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
445 (entry_block_defs): New field in struct df.
446 (df_all_hard_regs): Deleted.
447 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
448 * df-problems.c (df_ru_bb_local_compute_process_def):
449 Added code to handle artifical defs in the entry to a function.
450 (df_ru_bb_local_compute): Ditto.
451 (df_rd_bb_local_compute_process_def): Ditto.
452 (df_rd_bb_local_compute): Ditto.
453 (df_lr_bb_local_compute): Ditto.
454 (df_ur_bb_local_compute): Ditto.
455 (df_urec_bb_local_compute): Ditto.
456 (df_chain_create_bb): Ditto.
457 (df_ur_local_finalize): Removed entry.
458 (df_urec_init): Ditto.
459 (df_urec_local_finalize): Ditto.
460 (df_ri_bb_compute): Added detection of last use of pseudos.
461 * Makefile.in (df-scan.o): Updated dependencies.
462 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
463 * config/mips/mips.c (mips_set_live_on_entry): Added.
464 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
466 * dce.c (marked_insn_p): Added code to handle artifical defs.
468 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
470 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
472 (_mm_cvtsi128_si64): Likewise.
473 (_mm_cvtsd_si64): Likewise.
474 (_mm_cvttsd_si64): Likewise.
475 (_mm_cvtsi64_sd): Likewise.
476 (_mm_cvtsi64_si128): Likewise.
477 * config/i386/mmintrin.h (_m_from_int64): Likewise.
478 (_mm_cvtsi64_m64): Likewise.
479 (_m_to_int64): Likewise.
480 (_mm_cvtm64_si64): Likewise.
481 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
482 (_mm_cvttss_si64): Likewise.
483 (_mm_cvtsi64_ss): Likewise.
484 (_mm_cvtss_f32): Likewise.
486 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
488 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
489 for pragma redefine_extname.
491 2006-01-27 Jakub Jelinek <jakub@redhat.com>
494 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
495 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
496 -mno-minimal-toc to previous content.
497 (bispecs): Remove goal.
498 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
499 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
500 compatibility aliases on powerpc-*-*gnu*.
501 * config/rs6000/libgcc-ppc-glibc.ver: New file.
502 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
503 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
504 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
505 (ldblspecs): New goal.
506 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
507 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
509 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
510 L_sf_to_tf or L_df_to_tf is defined.
512 2006-01-27 David Edelsohn <edelsohn@gnu.org>
513 Alan Modra <amodra@bigpond.net.au>
516 * config/rs6000/linux.h (POWERPC_LINUX): Define.
517 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
518 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
519 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
520 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
521 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
522 (rs6000_override_options): Initialize rs6000_ieeequad.
523 Initialize TFmode format to ibm_extended_format if not
525 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
527 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
528 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
529 (function_arg_advance): IBM long double passed in two FPRs, not
531 (function_arg): IBM long double passed in FPRs.
532 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
533 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
534 Only multireg GPR aligned.
535 (rs6000_init_libfuncs): Enable IBM long double functions if not
537 (rs6000_generate_compare): Use IBM long double compare if not
539 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
540 (TARGET_IEEEQUAD): Define.
541 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
543 * config/rs6000/rs6000.md: Enable TFmode patterns if
545 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
546 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
547 and -mlong-double-128 are incompatible.
548 * doc/invoke.texi (-mabi): Collect options together. Add
549 ibmlongdouble and ieeelongdouble.
551 2006-01-27 Richard Sandiford <richard@codesourcery.com>
553 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
555 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
556 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
557 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
558 * rtl.h (rtunion_def): Remove rt_ptr.
560 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
561 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
562 * config/i386/winnt.c (i386_pe_mark_dllexport)
563 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
565 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
567 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
569 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
573 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
574 pthread_key_delete. From John David Anglin. gthrw-ify
575 pthread_getunique_np only if it it's not a macro. Delete
577 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
578 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
579 __gthread_objc_condition_signal, __gthread_key_delete): Add
580 "__attribute__ ((__unused__))" to unused arguments.
581 (__gthread_recursive_mutex_init_function): Add missing return.
582 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
583 gthr-posix95.h: Use macro-based approach for name redirection
584 on targets missing weakref.
586 2006-01-26 Zack Weinberg <zackw@panix.com>
588 * genconditions.c (write_header): In generated code, #ifdef out
589 all includes and fake declarations, except includes of bconfig.h
590 and system.h, unless GCC_VERSION >= 3001. Do not include
591 gensupport.h in any case.
592 (write_conditions): Generate a definition of struct c_test. Add
593 a comment to the generated #endif.
594 (write_one_condition): Escape backslashes in string too.
595 (write_writer): Generated code must escape backslashes and quote
596 marks (but not newlines) in the strings it writes.
597 * Makefile.in (build/gencondmd.o): Update dependencies.
599 2006-01-26 Steve Ellcey <sje@cup.hp.com>
602 * Makefile.in (insn-automata.o): Add header file dependencies.
603 * genautomata.c: Add includes.
605 2006-01-26 Steve Ellcey <sje@cup.hp.com>
608 * Makefile.in (insn-automata.o): Add -Wno-error flag.
610 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
612 * configure.ac: Expect target tools paths to be passed from the toplevel
613 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
615 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
617 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
620 * c.opt (Wpointer-sign): Init to -1.
621 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
622 OPT_pedantic, to 0 otherwise.
623 * doc/invoke.texi: Update.
625 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
627 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
628 constants provided by 80387 instructions in the destination mode.
630 2006-01-26 Richard Guenther <rguenther@suse.de>
631 Andrew Pinski <pinskia@physics.uc.edu>
634 partial PR tree-opt/17064
635 * tree-ssa-structalias.c (intra_create_variable_infos):
636 Create heap variables for incoming parameters if
637 flag_argument_noalias > 1.
638 (find_what_p_points_to): Look through default defs of
641 2006-01-26 Jeff Law <law@redhat.com>
644 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
645 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
646 within the VR_RANGE, use the VR_RANGE as the result, not the
648 (adjust_range_with_scev): Reject ranges from SCEV which are out
649 of bounds for the type.
651 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
653 * tree-ssa-alias.c (maybe_create_global_var): Change
654 subvar walking to an assertion that we don't have subvar'd variables.
656 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
659 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
660 Use a new variable, inner. PARM_DECLs are always non-weak.
662 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
664 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
667 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
669 * config/mips/mips.md (*clear_upper32): New combiner pattern.
671 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
673 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
674 (smax_insn, smin_insn, smax_0, smin_0): New.
676 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
679 * config/cris/cris.c (cris_order_for_addsi3): New function.
680 * config/cris/cris-protos.h: Prototype it.
681 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
682 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
683 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
684 (split for "op.S1 [rx=rx+i],ry (swapped)")
685 (split for "op(s|u).S1 [rx=rx+i],ry")
686 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
687 Apply cris_order_for_addsi3 when generating addsi3 insns.
689 2006-01-25 Diego Novillo <dnovillo@redhat.com>
691 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
692 (TREE_BLOCK): Add call to EXPR_CHECK.
694 2006-01-25 Diego Novillo <dnovillo@redhat.com>
697 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
698 * tree-pretty-print.c (dump_omp_clause): Extract from ...
699 (dump_omp_clauses): ... here.
700 (dump_generic_node): Handle OMP_CLAUSE.
701 * tree.c (omp_clause_num_ops): New.
702 (omp_clause_code_name): New.
703 (tree_code_size): Handle OMP_CLAUSE.
704 (tree_size): Likewise.
705 (make_node): Document handling of OMP_CLAUSE.
706 (tree_node_structure): Handle OMP_CLAUSE.
707 (omp_clause_check_failed): New.
708 (omp_clause_range_check_failed): New.
709 (omp_clause_operand_check_failed): New.
710 (build_omp_clause): New.
711 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
712 * tree.h (enum omp_clause_code): Declare.
713 (OMP_CLAUSE_SUBCODE_CHECK): Define.
714 (OMP_CLAUSE_RANGE_CHECK): Define.
715 (OMP_CLAUSE_ELT_CHECK): Define.
716 (omp_clause_check_failed): Declare.
717 (omp_clause_operand_check_failed): Declare.
718 (omp_clause_range_check_failed): Declare.
719 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
720 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
721 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
722 (OMP_CLAUSE_LASTPRIVATE): Likewise.
723 (OMP_CLAUSE_IF_EXPR): Likewise.
724 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
725 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
726 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
727 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
728 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
729 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
730 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
731 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
732 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
733 (OMP_CLAUSE_CODE): Define.
734 (OMP_CLAUSE_SET_CODE): Define.
735 (OMP_CLAUSE_CODE): Define.
736 (OMP_CLAUSE_OPERAND): Define.
737 (struct tree_omp_clause): Declare.
738 (union tree_node): Add field 'omp_clause'.
739 * treestruct.def (TS_OMP_CLAUSE): Define.
740 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
741 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
742 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
743 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
744 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
745 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
746 (OMP_CLAUSE): Define.
747 * print-tree.c (print_node): Handle OMP_CLAUSE.
748 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
749 * c-typeck.c: Likewise.
750 * gimplify.c: Likewise.
752 * tree-nested.c: Likewise.
753 * tree-inline.c: Likewise.
754 * c-parser.c: Likewise.
755 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
758 2006-01-25 Roger Sayle <roger@eyesopen.com>
760 PR rtl-optimization/25703
761 * combine.c (try_combine): Handle zero_extract and strict_low_part
762 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
764 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
766 * global.c: Fix comment typos.
768 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
771 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
772 Use output_addr_const instead of assemble_name.
774 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
776 * Makefile.in (sched-vis.o): Update dependencies.
777 * haifa-sched.c (sched_finish): Clear current_sched_info.
778 * cfg.c (dump_bb_info): New, split from dump_flow_info.
779 (dump_flow_info): Call it.
780 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
782 * basic-block.h (dump_bb_info): Declare.
783 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
784 option, and apply options only for dump files whose TDF_RTL,
785 TDF_TREE, or TDF_IPA bits match.
786 * rtl.h: Declare new functions exported from sched-vis.c.
787 * sched-vis.c: Enable also if scheduling is not used.
788 (print_value): Print the mode of registers if not inside scheduling.
789 (print_insn): Make it work outside the scheduler. Beautify the output
791 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
793 2006-01-25 Richard Sandiford <richard@codesourcery.com>
795 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
796 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
797 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
798 depending on the value of CONSTANT_POOL_ADDRESS_P.
799 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
801 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
802 rather than SYMBOL_REF_DECL.
803 (rtx_constant_pool): Remove const_rtx_sym_htab.
804 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
805 (init_varasm_status): Don't initialize const_rtx_sym_htab.
806 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
807 Remove handling of const_rtx_sym_htab.
808 (find_pool_constant): Delete.
809 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
810 rather than find_pool_constant.
811 (get_pool_constant_for_function): Delete.
812 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
814 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
815 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
816 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
817 (SYMBOL_REF_CONSTANT): New macro.
818 (get_pool_constant_for_function): Delete.
819 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
820 rather than SYMBOL_REF_DECL.
821 (i386_pe_mark_dllimport): Likewise.
822 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
823 rather than SYMBOL_REF_DECL.
824 * config/darwin.c (machopic_indirect_data_reference): Likewise.
825 (machopic_indirect_call_target): Likewise.
827 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
829 * flow.c (delete_noop_moves): Add missing EOL to dump message.
831 2006-01-25 Richard Sandiford <richard@codesourcery.com>
833 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
835 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
837 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
839 2006-01-24 David Daney <ddaney@avtrex.com>
842 * configure.ac (enable_tls): New enable option.
843 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
844 * configure: Regenerate.
845 * doc/install.texi (--enable-tls): Document new option.
846 (--disable-tls): Ditto.
848 2006-01-24 Richard Henderson <rth@redehat.com>
850 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
851 * alias.c (true_dependence): Respect it.
852 (canon_true_dependence, write_dependence_p): Likewise.
853 * builtins.c (get_builtin_sync_mem): Set it.
855 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
857 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
860 2006-01-24 DJ Delorie <dj@redhat.com>
862 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
863 for storing constants in single-bit bitfields.
865 2006-01-25 Ben Elliston <bje@au.ibm.com>
867 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
869 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
872 * tree-ssa-pre.c (phi_translate): Return NULL
873 for AGGREGATE_TYPE's.
875 2006-01-24 Zack Weinberg <zackw@panix.com>
877 * genautomata.c (process_state_for_insn_equiv_partition):
878 Use xcalloc for insn_arcs_array.
879 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
880 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
882 2006-01-24 Richard Henderson <rth@redhat.com>
884 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
887 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
889 PR rtl-optimization/25890
890 PR rtl-optimization/25905
891 * combine.c (expand_compound_operation, expand_field_assignment):
892 Fail if the bitfield's final position is out of bounds.
894 2006-01-24 Ian Lance Taylor <ian@airs.com>
897 * cgraphunit.c (cgraph_output_in_order): Don't clear
898 cgraph_asm_nodes until after asm strings have been output.
900 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
902 * fix-header.c (read_scan_file): Add new parameter imultilib when
903 calling register_include_chains.
905 2006-01-23 Diego Novillo <dnovillo@redhat.com>
907 * omp-low.c: Update documentation.
909 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
910 Daniel Berlin <dberlin@dberlin.org>
914 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
915 return from the function.
917 2006-01-22 Zack Weinberg <zackw@panix.com>
919 * rtl.def (match_code): Add second argument.
920 * genpreds.c (write_extract_subexp): New function.
921 (write_match_code): Add path argument. Use write_extract_subexp.
922 (write_predicate_expr): Pass path to write_match_code.
923 (mark_mode_tests): MATCH_CODE applied to a subexpression does
924 not perform a mode test.
925 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
926 a subexpression does not constrain the top-level code set.
927 * read-rtl.c (read_rtx_variadic): New function.
928 (read_rtx_1): Use it; allow AND and IOR to be variadic.
929 * doc/md.texi: Document new notation.
930 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
931 (cmpsi_operand): ... here, using new notation.
933 2006-01-22 Zack Weinberg <zackw@panix.com>
935 * varray.c: Remove GENERATOR_FILE #ifdefs.
937 2006-01-22 Zack Weinberg <zackw@panix.com>
939 * genautomata.c (output_reserved_units_table): Emit nothing if
940 description->query_units_num is zero. Remove extra blank line.
941 (output_cpu_unit_reservation_p): Short circuit
942 if description->query_units_num is zero.
944 2006-01-22 Zack Weinberg <zackw@panix.com>
946 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
947 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
948 nor any of the random handful of variables that used to be necessary
949 when this program was linked with rtlanal.o. Prune set of forward
950 function declarations.
951 (struct attr_desc): Remove static_p field.
952 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
953 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
954 (attr_string): Do not read the character one past the length of
956 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
957 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
958 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
959 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
960 (make_automaton_attrs): New.
961 (main): Do not call into genautomata. Call local gen_bypass
962 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
963 Remove special case for insn_alts.
964 * genautomata.c: Include gensupport.h; not genattrtab.h nor
965 varray.h (leftover from previous change). Prune set of forward
966 function declarations. Remove state_alts fields from all
967 structures. Remove state_alts_table from struct automaton.
968 Make everything except main static. Do not maintain num_dfa_decls.
969 Do not maintain state_alts fields of various structures.
970 (process_decls): Don't validate condexp for dm_insn_reserv decls.
971 (add_arc): Remove state_alts argument. All callers updated.
972 (output_reserved_units_table): Emit #ifdef here...
973 (output_tables): ...not here. Don't generate state_alts tables.
974 (expand_automata): Don't generate attributes.
975 (write_automata): Don't generate state_alts functions.
976 (main): New function.
977 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
978 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
979 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
980 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
981 (BYPASS_P_FUNC_NAME, output_state_alts_table)
982 (output_automata_list_state_alts_code, output_internal_state_alts_func)
983 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
984 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
986 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
987 * genattrtab.h: Delete file.
988 * Makefile.in (OBJS-common): Add insn-automata.o.
989 (insn-automata.o): New rule.
990 (simple_generated_c): Add insn-automata.c.
991 (build/genattrtab.o, build/genautomata.o): Update dependencies.
992 (genprogmd): Add automata.
993 (build/genattrtab): Needs no extra objects nor libraries.
994 (build/genautomata): Needs build/vec.o and -lm.
996 2006-01-22 Zack Weinberg <zackw@panix.com>
998 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
999 (output_dfa_max_issue_rate, locked_states_num): Delete.
1000 (struct automaton): Add locked_states field.
1001 (output_dead_lock_vect): Save number of locked states in
1002 automaton->locked_states. If it is zero, don't print anything.
1003 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1004 (output_internal_dead_lock_func): Only test the dead_lock_vect
1005 for automata that have locked states.
1006 (output_statistics): Always print the number of locked states for
1007 each automaton. Calculate total number of locked states here.
1008 (write_automata): Don't call output_dfa_max_issue_rate.
1009 * genattrtab.c: Define length_unit_log as a const variable.
1010 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1011 max_insn_queue_index const.
1012 * final.c (length_unit_log): Declare const.
1013 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1015 2006-01-22 Zack Weinberg <zackw@panix.com>
1017 * genautomata.c: Include vec.h, not varray.h.
1018 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1019 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1020 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1021 VEC_* macros operating on appropriately typed vectors, or to
1022 malloced arrays when the size is known in advance. Const-ify
1023 many char* variables and function arguments. No functional changes.
1024 * Makefile.in (build/varray.o): Delete rule.
1025 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1026 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1028 2006-01-22 Zack Weinberg <zackw@panix.com>
1030 * gensupport.c: Define get_insn_name and record_insn_name here.
1031 (read_md_rtx): Call record_insn_name as appropriate.
1032 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1033 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1034 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1036 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1037 (BUILD_VARRAY): Delete.
1038 (genprognormal): Rename genprogmd. Fold in all programs from
1039 genprognoprint; also attrtab.
1040 (build/genattrtab): Just mention genautomata.o and varray.o.
1041 Reorganize a bit, add comments to make the categories clearer.
1043 2006-01-22 Zack Weinberg <zackw@panix.com>
1045 * genconditions.c (condition_table, add_condition): Delete.
1046 (write_conditions): Don't emit n_insn_conditions nor
1047 insn_elision_unavailable. Issue the gcc version #ifdef here,
1048 inside the table, with no #else clause ...
1049 (write_header): ...not here.
1050 (write_writer): New function.
1051 (main): Don't initialize condition_table. Use add_c_test.
1053 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1054 files on the command line.
1055 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1056 Return -1 if there is no entry in the table, don't abort.
1057 (add_c_test, traverse_c_tests): New functions.
1058 * gensupport.h (insn_elision_unavailable, insn_conditions)
1059 (n_insn_conditions): Delete declarations.
1060 (add_c_test, traverse_c_tests): Declare.
1061 * read-rtl.c: Include gensupport.h.
1062 (read_conditions): New function.
1063 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1064 (read_rtx_1): If we get EOF when we were looking for an initial
1065 open paren, return 0. Call read_conditions when appropriate.
1066 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1067 dummy-conditions.o. Eliminate references to insn-conditions.o,
1068 or change them to build/gencondmd.o, as appropriate. Remove
1069 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1070 from $(simple_generated_c). For all files remaining in those
1071 two lists, add insn-conditions.md to the generator command line.
1072 Give insn-constants.h/s-constants their own rules. Add rules
1073 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1074 (build/read-rtl.o): Depend on gensupport.h.
1075 (genprognormal): Include preds.
1076 (genprogearly): Rename genprognoprint; only difference is now that
1077 they don't link with $(BUILD_PRINT).
1078 * dummy-conditions.c: Delete.
1080 2006-01-22 Zack Weinberg <zackw@panix.com>
1082 * genextract.c: Don't include insn-config.h. Do include vec.h.
1083 Declare vectors of int, char, and locstr.
1084 (locstr): New typedef.
1085 (struct extraction): Make all array fields into bare pointers.
1086 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1087 (insn_code_number): Delete.
1088 (accum_extract): New struct.
1089 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1090 (gen_insn): Take insn_code_number as an argument. Use an
1091 accum_extract structure instead of loading data directly into
1092 a struct extraction, and having to know how big it might get.
1093 (walk_rtx): Operate entirely on an accum_extract structure.
1094 (print_path): Avoid unnecessary use of printf.
1095 (print_header): New function, split out of main. Distinguish
1096 more carefully between an unrecognizable insn and an insn that
1097 has the code number of a define_expand.
1098 (main): Pass insn_code_number to gen_insn. Call print_header
1099 only after parsing. Avoid unnecessary use of printf.
1100 * Makefile.in (build/vec.o): New rule.
1101 (build/genextract): Depend on build/vec.o.
1102 (build/genextract.o): Don't depend on insn-config.h.
1104 2006-01-22 Zack Weinberg <zackw@panix.com>
1106 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1107 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1108 practical. Eliminate per-generator-program link rules.
1110 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1113 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1114 with a call expr to ...
1115 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1117 2006-01-23 Richard Guenther <rguenther@suse.de>
1119 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1120 before make_edge with conditional EDGE_TRUE_VALUE.
1122 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1123 Jan Hubicka <jh@suse.cz>
1124 Richard Guenther <rguenther@suse.de>
1126 PR rtl-optimization/25654
1127 * cfgexpand.c (aggregate_contains_union_type): New function.
1128 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1129 for structure variables that contain a union type.
1131 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1133 * gengtype.c (new_structure): Return the structure.
1134 (create_option): Add an extra "next" argument.
1135 (create_field): New function.
1136 (adjust_field_rtx_def): Use create_option and create_field.
1137 Remove a now-unnecessary call to find_structure.
1138 (adjust_field_tree_def): Likewise.
1139 (note_yacc_type): Remove an unnecessary call to find_structure.
1140 * gengtype.h (new_structure): Return the structure.
1141 (create_option): Add an extra argument.
1142 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1143 (option): Adjust calls to create_option.
1145 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1147 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1149 2006-01-22 Paul Brook <paul@codesourcery.com>
1150 Peter Barada <peter@the-baradas.com>
1152 * config/m68k/m68k.md: Add Coldfire FPU support.
1153 Define FP mode macro and associated attributes.
1154 Use it for float mode patterns.
1155 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1156 (LIBCALL_VALUE): Use m68k_libcall_value.
1157 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1158 (m68k_function_value): Ditto.
1159 (emit_move_sequence): Ditto.
1160 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1161 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1162 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1163 (MULTILIB_EXCEPTIONS): Ditto.
1164 * config/m68k/m68k.opt: Add mcfv4e.
1165 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1166 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1167 (m68k_output_function_prologue): Save ColdFire FPU registers.
1168 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1169 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1170 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1171 ColdFire FPU registers.
1172 (m68k_libcall_value, m68k_function_value): New functions.
1173 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1174 (LIBCALL_VALUE): Use m68k_libcall_value.
1175 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1176 (MASK_COLDFIRE): Add MASK_CFV4E.
1177 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1178 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1179 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1180 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1181 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1182 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1183 * doc/invoke.tex: Document -mcfv4e on m68k.
1185 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1187 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1190 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1193 * c-opts.c (c_common_handle_option): Don't include
1194 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1195 * doc/invoke.texi (C++ Dialect Options): Document that
1196 -Wnon-virtual-dtor is no longer included in -Wall.
1198 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1200 * gcov.c (print_version), gcov-dump.c (print_version),
1201 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1204 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1206 * df-scan.c (problem_SCAN): Added NULL reset function.
1207 (df_scan_reset_blocks): Added code to call reset block function
1208 (df_bb_refs_delete) Fixed comment.
1209 (df_insn_refs_delete): Made tolerant of deleting non existent info
1210 for dataflow problems that need to be reset.
1211 * df-core.c (df_set_blocks): Ditto.
1212 * df.h (struct df_problem): Added reset_fun.
1213 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1214 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1215 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1216 functions to clear out all references to def-use or use-def chains.
1218 2006-01-21 Ben Elliston <bje@au.ibm.com>
1220 * varasm.c (assemble_real): Initialise data array.
1222 2006-01-20 Paul Brook <paul@codesourcery.com>
1224 Merge from csl-arm-branch.
1225 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1226 * config/arm/arm.md (movdi): Force operands[1] to a register
1227 if we have a non-register source.
1228 (*arm_movdi, *movdf_soft_insn): Require that one of the
1229 operands be a register.
1230 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1231 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1233 2006-01-20 DJ Delorie <dj@redhat.com>
1235 * varasm.c (initialize_constant_valid_p): Allow pointers
1236 initialized from integer constants of lesser precision.
1237 (output_constant): Allow non-int-sized pointer modes to be
1238 initialized from integer constants.
1240 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1243 * cppdefault.h (struct default_include): Add multilib flag.
1244 * cppdefault.c (cpp_include_defaults): Set it.
1245 * c.opt (-imultilib): New option.
1246 * c-opts.c (imultilib): New.
1247 (c_common_handle_option): Handle -imultilib.
1248 (c_common_post_options): Likewise.
1249 * c-incpath.c (add_standard_paths, register_include_chains):
1251 * c-incpath.h (register_include_chains): Add extra parameter.
1252 * gcc.c (do_spec_1): Generate -imultilib option.
1253 (The Specs Language): Update %I description.
1254 (process_command): Update copyright notice.
1255 * doc/cppopts.texi (-imultilib): Document.
1256 * doc/invoke.texi (-imultilib): Include in option summary.
1257 (%I): Update specs documentation.
1259 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1261 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1263 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1265 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1268 2006-01-20 Richard Guenther <rguenther@suse.de>
1269 Steven Bosscher <stevenb.gcc@gmail.com>
1271 PR rtl-optimization/24626
1272 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1273 EDGE_TRUE_VALUE if in RTL mode.
1276 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1277 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1279 2006-01-20 Dirk Mueller <dmueller@suse.com>
1282 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1283 instead of a special NOP marker.
1284 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1285 NOP marker handling.
1286 * c-common.h (empty_body_warning): Add forward declaration.
1287 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1288 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1290 2006-01-20 Paul Brook <paul@codesourcery.com>
1292 * Makefile.in (lang_checks): Keep going if mkdir fails.
1294 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1296 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1297 be able to clean out basic block when not necessary.
1298 (df_scan_free): Fixed to properly delete information if df is
1299 unused before calling df_finish.
1300 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1301 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1303 (df_bb_refs_delete): New function.
1304 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1305 * df-core.c (df_set_blocks): Added code to properly clean out
1306 unused blocks if they are not part of the blocks to consider.
1307 Added additional null check.
1308 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1309 be able to clean out basic block when not necessary
1310 * df.h (df_free_bb_function): Ditto.
1311 (df_bb_refs_delete): New function.
1312 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1313 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1314 basic block parameter to be able to clean out basic block when not
1316 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1317 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1318 Fixed to properly delete information if df is unused before
1321 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1323 PR rtl-optimization/25799
1324 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1325 Corrected confluence operator to remove bits from op2 before oring
1326 with op1 rather than removing bits from op1.
1327 (df_ru_transfer_function): Corrected test on wrong bitmap which
1328 caused infinite loop. Both of these problems were introduced in
1329 the dataflow rewrite.
1331 2006-01-19 DJ Delorie <dj@redhat.com>
1333 * reload1.c (find_reload_regs): Note the details of reload
1334 failures in the dump file.
1335 (spill_failure): Likewise.
1337 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1339 * loop-iv.c: Include df.h and hashtab.h.
1340 (enum iv_grd_result): New enum.
1341 (DF_REF_IV, DF_REF_IV_SET): New macros.
1342 (struct biv_entry): New.
1343 (df, bivs): New global variables.
1344 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1345 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1347 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1348 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1349 analyzed_for_bivness_p, record_biv): New functions.
1350 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1351 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1352 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1354 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1356 (iv_number_of_iterations): Use new interface to iv analysis.
1357 * loop-unroll.c: Do not include varray.h.
1358 (analyze_iv_to_split_insn): Use new interface to iv
1360 * loop-unswitch.c (may_unswitch_on): Ditto.
1361 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1363 (df_bb_modify): Realloc tables to the new index.
1364 (df_find_use): New function.
1365 * df.h (df_find_use): Declare.
1366 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1368 * cfgloop.h (struct rtx_iv): Remove analysed field.
1369 (iv_get_reaching_def): Removed.
1370 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1371 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1372 (loop-iv.o): Add df.h and hashtab.h dependency.
1373 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1375 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1377 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1379 (__floatundisf, __floatundidf): Likewise.
1380 * libgcc2.h (IS_IBM_EXTENDED): Define.
1382 2006-01-19 DJ Delorie <dj@redhat.com>
1384 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1386 2006-01-19 Paul Brook <paul@codesourcery.com>
1388 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1389 as nothrow when unwinding tables are disabled.
1391 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1394 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1395 of bit-field" when in system header.
1397 2006-01-19 DJ Delorie <dj@redhat.com>
1399 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1400 the 16 bit shift limit of the m16c.
1402 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1405 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1406 * config/i386/i386.c (output_set_got): Output the label if we have one
1407 for the TARGET_DEEP_BRANCH_PREDICTION case.
1409 2006-01-19 Jan Hubicka <jh@suse.cz>
1410 H.J. Lu <hongjiu.lu@intel.com>
1411 Evandro Menezes <evandro.menezes@amd.com>
1413 * invoke.texi (generic): Document
1415 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1416 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1417 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1418 (x86_use_incdec, x86_pad_returns): New variables
1419 (TARGET_CPU_DEFAULT_generic): New constant
1420 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1421 (enum processor_type): Add generic32 and generic64.
1422 * i386.md (cpu attribute): Add generic32/generic64
1423 (movhi splitter): Behave sanely when both partial_reg_dependency and
1424 partial_reg_stall are set.
1425 (K8 splitters): Enable for generic as well.
1426 * predicates.md (incdec_operand): Use TARGET_INCDEC
1427 (aligned_operand): Avoid memory mismatch stalls.
1428 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1429 * ppro.md: Enable for generic32
1430 * i386.c (generic64_cost, generic32_cost): New.
1431 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1432 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1433 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1434 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1435 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1436 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1437 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1438 x86_accumulate_outgoing_args, x86_prologue_using_move,
1439 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1440 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1442 (x86_use_incdec, x86_pad_returns): New.
1443 (override_options): Add generic32 and generic64, translate "generic"
1444 to generic32/generic64 and "i686" to "generic32", refuse
1445 "generic32"/"generic64" as arch target.
1446 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1447 (ix86_reorg): Honor PAD_RETURNS.
1449 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1451 * tree-pretty-print.c (dump_generic_node): Handle
1452 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1453 * cgraph.c (cgraph_expand_queue): Rename from
1454 cgraph_analyze_queue. Update all users.
1455 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1456 cgraph_expand_queue.
1457 (cgraph_expand_all_functions): Likewise.
1458 (cgraph_finalize_pending_functions): Remove. Update callers.
1460 * tree.h (OMP_DIRECTIVE_P): Define.
1461 (OMP_PARALLEL_FN): Define.
1462 (OMP_PARALLEL_DATA_ARG): Define.
1463 (OMP_SECTIONS_SECTIONS): Define.
1464 * tree-pass.h (pass_expand_omp): Declare.
1465 * omp-low.c (struct omp_region): Declare.
1466 (struct omp_context): Remove fields 'parallel_type',
1467 'parallel_start_ix' and 'parallel_start_additional_args'.
1469 (struct omp_for_data): Rename from struct expand_omp_for_data.
1470 (omp_regions): New static variable.
1471 (root_omp_region): New static variable.
1472 (find_omp_clause): Make static.
1473 (is_in_combined_parallel_ctx): Remove.
1474 (is_combined_parallel): New.
1475 (extract_omp_for_data): Move earlier in the file.
1476 (workshare_safe_to_combine_p): New.
1477 (get_ws_args_for): New.
1478 (determine_parallel_type): Move earlier in the file.
1479 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1481 (omp_copy_decl): Likewise.
1482 (create_omp_child_function): Likewise.
1483 (lookup_omp_region): New.
1484 (dump_omp_region): New.
1485 (debug_omp_region): New.
1486 (debug_all_omp_regions): New.
1487 (new_omp_region): New.
1488 (scan_omp_parallel): If parallel_nesting_level > 1, the
1489 directive is nested within another parallel directive.
1490 Set OMP_PARALLEL_FN.
1491 (scan_omp_for): Do not try to handle combined parallel+for
1493 Remove FIXME comment.
1494 (scan_omp_nested): Remove.
1495 (scan_omp_1): Do not call scan_omp_nested when
1496 parallel_nesting_level is > 1.
1497 Do not change the DECL_CONTEXT of local variables found.
1498 (lookup_decl_in_outer_ctx): New.
1499 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1500 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1501 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1502 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1503 If CTX is nested, lookup VAR in the outer context when
1504 building copy assignment.
1505 (lower_send_clauses): Rename from expand_send_clauses.
1506 If CTX is nested, lookup VAR in the outer context when
1507 building copy assignments.
1508 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1509 If CTX is nested, lookup VAR in the outer context when
1510 building copy assignments.
1511 (expand_parallel_call): Rename from build_parallel_call.
1512 Handle combined parallel+workshare cases.
1513 Re-implement to emit code into the CFG.
1515 (expand_omp_parallel): Re-implement to emit code into the CFG.
1516 Call move_sese_region_to_fn to outline the sub-graph
1517 containing the parallel region.
1518 (expand_omp_for_1): Remove.
1519 (expand_omp_for_generic): Re-implement to emit code into the
1521 (expand_omp_for_static_nochunk): Likewise.
1522 (expand_omp_for_static_chunk): Likewise.
1523 (expand_omp_for): Likewise.
1524 (expand_omp_sections): Likewise.
1525 (remove_exit_barriers): New.
1526 (expand_omp_synch): New.
1528 (build_omp_regions_1): New.
1529 (build_omp_regions): New.
1530 (execute_expand_omp): New.
1531 (gate_expand_omp): New.
1532 (pass_expand_omp): Define.
1533 (lower_omp_sections): Rename from expand_omp_sections.
1534 Set OMP_SECTIONS_SECTIONS.
1535 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1536 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1537 (lower_omp_single): Rename from expand_omp_simple.
1538 (lower_omp_master): Rename from expand_omp_master.
1539 (lower_omp_ordered): Rename from expand_omp_ordered.
1540 (lower_omp_critical): Rename from expand_omp_critical.
1541 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1542 (lower_omp_for): Re-implement.
1543 (lower_omp_parallel): Re-implement.
1544 (lower_regimplify): Rename from expand_regimplify.
1545 (lower_omp_1): Rename from expand_omp_1.
1546 If there are syntax errors in the program, replace every
1547 OpenMP directive with NOP.
1548 Call lower_omp_* instead of expand_omp_*.
1549 (lower_omp): Rename from expand_omp.
1551 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1552 * tree-gimple.h (enum omp_parallel_type): Remove.
1553 (gimple_boolify): Declare extern.
1554 (find_omp_clause, determine_parallel_type): Remove.
1556 * gimple-low.c (lower_omp_directive): New.
1557 (lower_stmt): Call it.
1558 (record_vars_into): Move from ...
1559 (record_vars): ... here.
1560 Call record_vars_into with current_function_decl.
1562 * gimplify.c (struct gimplify_ctx): Remove fields
1563 combined_pre_p and combined_ctxp. Update users.
1564 (get_formal_tmp_var): Add documentation.
1565 (gimple_boolify): Make extern.
1566 (gimplify_expr_in_ctx): Remove. Update callers.
1567 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1568 will always be a BIND_EXPR.
1569 (gimplify_expr): Handle OMP_RETURN_EXPR.
1570 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1571 (OMP_PARALLEL): Add 3 operands.
1572 (OMP_SECTIONS): Add 1 operand.
1573 (OMP_RETURN_EXPR): Define.
1575 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1576 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1577 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1578 creating a circular free list.
1579 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1581 * tree-flow.h (move_sese_region_to_fn): Declare.
1582 (record_vars_into): Declare.
1583 * tree-cfg.c (make_omp_sections_edges): New.
1584 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1585 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1586 OMP_SECTIONS and OMP_SECTION.
1587 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1588 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1589 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1590 (gather_blocks_in_sese_region): New.
1591 (struct move_stmt_d): Declare.
1593 (move_block_to_fn): New.
1594 (move_sese_region_to_fn): New.
1596 * passes.c (init_optimization_passes): Schedule
1597 pass_expand_omp after pass_init_datastructures.
1599 * tree-ssa-operands.c (get_expr_operands): Handle
1600 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1601 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1603 2006-01-19 Jeff Law <law@redhat.com>
1605 * tree-vrp.c (extract_range_from_assert): Refine the result range
1606 if the variable referenced by the ASSERT_EXPR has a range and
1607 either the tentative result range or the previous range is a
1610 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1612 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1614 2006-01-19 Jan Hubicka <jh@suse.cz>
1616 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1618 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1620 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1621 (expand_compound_operation, expand_field_assignment): Fail if the
1622 bit lengths of an extract operation are out of range.
1623 (make_extraction): Compute wanted_inner_mode based on the position
1624 and length of the extraction. Make it extraction_mode for non-constant
1625 positions, and do not modify offset in that case. When generating a
1626 new MEM, use a mode that can hold the extraction while keeping correct
1627 alignment. Remove code that supported MEMs wrapped by USEs.
1628 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1630 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1632 * config/s390/s390.md ("Y", "y"): New mode attribute.
1633 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1634 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1635 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1636 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1637 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1638 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1639 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1640 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1641 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1642 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1643 "addsi3", "subsi3"): Insn patterns removed.
1644 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1645 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1646 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1647 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1648 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1649 "*sub<mode>3_cconly2"): New insn patterns.
1650 ("addsi3", "subsi3"): New expanders.
1652 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1654 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1655 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1656 existing STMT_VINFO_VECTYPE if available.
1657 (vect_mark_relevant): Add special handling for stmts that are
1658 marked as STMT_VINFO_IN_PATTERN_P.
1659 (vect_analyze_loop): Call vect_pattern_recog.
1660 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1661 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1663 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1664 (vect_recog_func_ptr): New function-pointer type.
1665 * tree-vect-patterns.c: New file.
1666 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1667 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1668 (vect_pattern_recog_1): New functions.
1669 (vect_pattern_recog_funcs): New array of function pointers.
1671 * tree-vectorizer.h (ternary_op): New enum value.
1672 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1673 declaration. Revised documentation. Removed redundant dump prints.
1674 Removed redundant argument. Added support for reduction patterns.
1675 (vectorizable_reduction): Added support for reduction patterns.
1676 (vect_transform_stmt): Added support for patterns.
1678 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1679 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1680 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1681 (expand_widen_pattern_expr): New function.
1682 (init_optabs): Initialize new optabs udot_prod_optab,
1684 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1685 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1686 (expand_widen_pattern_expr): New function declaration.
1687 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1689 * tree-inline.c (estimate_num_insns_1): Added cases for new
1690 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1691 * tree-pretty-print.c (dump_generic_node): Likewise.
1692 (op_prio): Likewise.
1693 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1694 * tree-ssa-operands.c (get_expr_operands): Added case for
1696 * tree-vect-patterns.c (widened_name_p): New function.
1697 (vect_recog_dot_prod_pattern): Added function implementation.
1698 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1699 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1700 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1701 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1703 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1704 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1705 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1706 (init_optabs): Initialize new optabs widen_ssum_optab,
1708 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1709 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1710 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1711 use instead of type of def.
1712 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1713 function implementation.
1714 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1715 widen_ssumv8hi): New.
1717 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1720 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1723 * c-decl.c (add_flexible_array_elts_to_size): New function.
1724 (finish_decl): Use it.
1726 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1728 * diagnostic.h: Include options.h.
1729 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1730 dependancies for diagnostic.h.
1731 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1733 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1735 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1736 (ssa_ro_call_cache_valid): Ditto.
1737 * tree-ssa-alias.c (sort_tags_by_id): New function.
1738 (init_transitive_clobber_worklist): Ditto.
1739 (add_to_worklist): Ditto.
1740 (mark_aliases_call_clobbered): Ditto.
1741 (compute_tag_properties): Ditto.
1742 (set_initial_properties): Ditto.
1743 (compute_call_clobbered): Ditto.
1744 (compute_may_aliases): Call compute_call_clobbered and grouping.
1745 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1746 (compute_flow_insensitive_aliasing): Grouping now happens in our
1748 (setup_pointers_and_addressables): Remove clobbering related code.
1749 (add_may_alias): Ditto.
1750 (replace_may_alias): Ditto.
1751 (get_nmt_for): Ditto.
1752 (create_global_var):
1753 (is_escape_site): Return an escape_type enumeration.
1754 * tree-flow-inline.h (is_call_clobbered): Global var does not
1755 imply call clobbered.
1756 (mark_call_clobbered): Take a reason for marking this. Remove
1757 marking of globalness, and cache invalidation.
1758 (clear_call_clobbered): Remove cache invalidation code.
1759 * tree-dfa.c (dump_variable): If details is on, dump the reason
1761 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1763 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1764 (struct var_ann_d): Ditto.
1765 (enum escape_type): New.
1766 (mark_call_clobbered): Adjust prototype.
1767 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1768 are never call clobbered.
1769 Record reasons for escaping.
1770 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1771 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1772 (ssa_ro_call_cache_valid): Ditto.
1773 (clobbered_v_may_defs): Ditto.
1774 (clobbered_vuses): Ditto.
1775 (ro_call_vuses): Ditto.
1776 (clobber_stats): New.
1777 (init_ssa_operands): Zero out clobber stats.
1778 (fini_ssa_operands): Print out clobber stats.
1779 (get_call_expr_operands): Pass callee fndecl to
1781 (add_call_clobber_ops): Remove use of cache.
1782 Add use of PURE_CONST information.
1783 (add_call_read_ops): Remove use of cache.
1784 Add use of static not_read information.
1786 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1788 Introduce TLS descriptors for i386 and x86_64.
1789 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1790 (TARGET_ANY_GNU_TLS): New macro.
1791 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1792 (struct machine_function): Add tls_descriptor_call_expanded_p.
1793 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1794 (ix86_current_function_calls_tls_descriptor): Likewise.
1795 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1796 (override_options): Introduce gnu2 tls dialect.
1797 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1799 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1801 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1802 (ix86_init_machine_status): Initialize new field.
1803 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1804 (ix86_tls_module_base): New.
1805 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1806 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1807 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1808 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1809 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1810 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1811 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
1812 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
1813 * config/i386/predicates.md (tls_modbase_operand): New.
1814 (tp_or_register_operand): New.
1816 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
1818 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
1819 (look_for_address_of): Ditto.
1820 (ipa_init): Walk the function decls.
1821 (static_execute): Don't set readonly on FUNCTION_DECL's.
1823 2006-01-18 Roger Sayle <roger@eyesopen.com>
1825 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
1826 for shifts where the source and destination registers are different.
1828 2006-01-18 Paul Brook <paul@codesourcery.com>
1830 Merge from csl-arm-branch.
1831 2005-03-14 Julian Brown <julian@codesourcery.com>
1832 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
1833 (aeabi_llsl): Likewise.
1834 (ashrdi3): Likewise.
1835 (aeabi_lasr): Likewise.
1836 (lshrdi3): Likewise.
1837 (aeabi_llsr): Likewise.
1838 2005-03-10 Julian Brown <julian@codesourcery.com>
1839 * config.gcc: Disable shared libgcc for SymbianOS.
1840 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
1842 2006-01-18 DJ Delorie <dj@redhat.com>
1844 * c-pragma.c (handle_pragma_diagnostic): New.
1845 (init_pragma): Register it.
1846 * doc/extend.texi: Document it.
1848 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
1849 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
1850 (diagnostic_context): Add classify_diagnostic[].
1851 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
1852 as errors if they're overridden to DK_WARNING.
1853 (diagnostic_initialize): Initialize classify_diagnostic[].
1854 (diagnostic_set_kind_override): New.
1855 (diagnostic_report_diagnostic): Check for kind changes.
1856 * opts.c (common_handle_option): Take lang_mask. Update callers.
1858 * common.opt (Werror=): New.
1859 * doc/invoke.texi: Document -Werror=*
1861 2006-01-18 Jeff Law <law@redhat.com>
1863 * tree-vrp.c (test_for_singularity): Correct test for new
1864 min limit. Use operand_equal_p rather than pointer equality
1865 for testing if new min/max values are equal.
1867 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
1868 using range information until after propagation and folding.
1870 2006-01-18 Richard Henderson <rth@redhat.com>
1871 Aldy Hernandez <aldyh@redhat.com>
1872 Jakub Jelinek <jakub@redhat.com>
1873 Diego Novillo <dnovillo@redhat.com>
1875 * omp-low.c: New file.
1876 * c-omp.c: New file.
1878 2006-01-18 Richard Henderson <rth@redhat.com>
1879 Jakub Jelinek <jakub@redhat.com>
1880 Diego Novillo <dnovillo@redhat.com>
1882 * doc/invoke.texi: Document -fopenmp.
1883 * tree-dump.h (debug_function): Declare.
1884 * hooks.c (hook_bool_tree_bool_false): New function.
1885 (hook_tree_tree_null): Remove.
1886 (hook_tree_tree_tree_null): New.
1887 * hooks.h: Update to match.
1888 * tree-pretty-print.c (debug_tree_chain): New.
1889 (print_generic_expr): Handle TDF_CHAIN.
1890 (dump_generic_node): Handle BLOCK.
1891 Do not abort with incomplete SWITCH_EXPRs.
1892 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1893 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1894 print space after directive name.
1895 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1896 Handle OMP_MASTER and OMP_ORDERED.
1897 Handle printing of OMP_BODY just in one place, goto
1898 dump_omp_body in the rest of OMP_* nodes that have
1900 Don't handle clause nodes here. Update omp statements to
1901 use dump_omp_clauses.
1902 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1903 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1904 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
1905 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
1906 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
1907 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
1908 Adjust output for GOMP_PARALLEL.
1909 (dump_omp_clauses): New.
1910 (print_declaration): Dump DECL_VALUE_EXPR.
1911 (op_symbol_1): Split out of op_symbol.
1912 (dumping_stmts): Remove. Update all users.
1913 * cgraph.c (cgraph_analyze_queue): New.
1914 (cgraph_add_new_function): New.
1915 * cgraph.h (cgraph_analyze_queue): Declare.
1916 (cgraph_add_new_function): Declare.
1917 (cgraph_lower_function): Remove.
1918 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
1919 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
1920 and TYPE_P nodes in its default clause.
1921 (empty_body_p): New.
1922 (tree_range_check_failed): New.
1924 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
1925 OMP_CLAUSE_REDUCTION_MERGE,
1926 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
1927 OMP_CLAUSE_PRIVATE_DEBUG,
1928 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
1929 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
1930 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
1931 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
1932 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
1933 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
1934 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
1935 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1936 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1937 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1938 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
1939 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
1940 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
1941 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1942 (TREE_RANGE_CHECK): New.
1943 (empty_body_p): Declare.
1944 (enum omp_clause_default_kind): New.
1945 (build_string_literal): Declare.
1946 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1947 (build5_stat, build5): Declare.
1948 * tree-pass.h (TDF_CHAIN): Define.
1949 * tree-pass.h (PROP_gimple_lomp): Define.
1950 (pass_lower_omp): Declare.
1951 * diagnostic.h (debug_tree_chain): Declare.
1952 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
1954 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
1955 * builtins.c (build_string_literal): Make extern.
1956 * gcc.c (include_spec_function): New.
1957 (static_spec_functions): Add it.
1958 (main): Move load of libgomp.spec ...
1959 (LINK_COMMAND_SPEC): ... here.
1960 (link_gomp_spec): New.
1961 (static_specs): Include it.
1962 (LINK_COMMAND_SPEC): Add link_gomp.
1963 (GOMP_SELF_SPECS): New.
1964 (driver_self_specs): Include it.
1965 (switch_matches): Don't mark inline.
1966 (main): Load libgomp.spec.
1967 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
1968 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
1969 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
1970 * tree-gimple.h (enum omp_parallel): Declare.
1971 (determine_parallel_type): Declare.
1972 (omp_firstprivatize_variable): Declare.
1973 (omp_reduction_init): Declare.
1974 (diagnose_omp_structured_block_errors): Declare.
1975 (struct walk_stmt_info): Add want_return_expr.
1976 (struct walk_stmt_info): Add want_bind_expr, want_locations.
1977 (find_omp_clause): Declare.
1978 (insert_field_into_struct): Declare.
1979 (struct walk_stmt_info): Move from tree-nested.c
1980 (walk_stmts): Declare.
1981 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1983 * cgraphunit.c (cgraph_lower_function): Make static.
1984 (cgraph_finalize_pending_functions): New.
1985 (cgraph_finalize_function): Call it.
1986 (cgraph_finalize_compilation_unit): Likewise.
1987 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
1988 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
1989 (BT_FN_UINT_UINT): New.
1990 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
1991 DEF_FUNCTION_TYPE_VAR_4): Document.
1992 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
1993 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
1994 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
1995 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
1996 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
1997 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
1998 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
1999 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2000 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2001 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2002 into separate files.
2003 (DEF_GOMP_BUILTIN): New.
2004 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2005 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2006 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2007 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2008 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2009 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2010 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2011 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2012 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2013 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2014 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2015 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2016 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2017 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2018 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2019 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2020 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2021 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2022 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2023 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2024 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2025 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2026 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2027 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2028 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2029 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2030 * sync-builtins.def: New file, moved from builtins.def.
2031 * omp-builtins.def: New file, moved from builtins.def.
2032 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2033 * gimple-low.c (lower_function_body): Clear data.
2034 (lower_stmt): Do not handle COMPOUND_EXPR.
2035 Remove call to print_node_brief.
2036 * c-tree.h (c_finish_omp_clauses): New prototype.
2037 (C_DECL_THREADPRIVATE_P): Define.
2038 (lookup_name_no_remap, c_omp_remap_private): Remove
2039 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2040 (check_for_loop_decls): Update decl.
2041 (lookup_name_no_remap, c_omp_remap_private): Declare.
2042 (build_indirect_ref, build_modify_expr, pushdecl,
2043 pushdecl_top_level): Move to c-common.h.
2044 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2045 before the switch, but just in the 2 places that need it.
2046 * c-decl.c (diagnose_mismatched_decls): Do not check for
2047 mismatched thread-local attributes when OLDDECL is marked
2048 threadprivate and NEWDECL has no thread-local attributes.
2049 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2050 (c_gimple_diagnostics_recursively): Rename from
2051 c_warn_unused_result_recursively. Invoke
2052 diagnose_omp_structured_block_errors.
2053 (check_for_loop_decls): Return a singular decl found.
2054 * langhooks.c (lhd_omp_predetermined_sharing): Return
2055 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2056 (lhd_omp_firstprivatize_type_sizes): New.
2057 (lhd_omp_assignment): New.
2058 (lhd_omp_predetermined_sharing): New.
2059 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2060 (struct lang_hooks_for_types): Add
2061 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2062 omp_predetermined_sharing, omp_disregard_value_expr,
2063 omp_private_debug_clause, omp_clause_default_ctor,
2064 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2065 (c_finish_omp_clauses): New.
2066 (c_finish_bc_stmt): Diagnose break within omp for.
2067 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2068 (build_unary_op): Return error_mark after reporting
2070 (build_modify_expr): Likewise.
2071 * gimplify.c: Include optabs.h and pointer-set.h.
2072 (enum gimplify_omp_var_data): Declare.
2073 (struct gimplify_omp_ctx): Declare.
2074 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2076 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2077 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2078 (splay_tree_compare_decl_uid): New.
2079 (new_omp_context): New.
2080 (delete_omp_context): New.
2081 (gimple_add_tmp_var): Call omp_add_variable.
2082 (gimplify_bind_expr): Likewise.
2083 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2084 true, disregard DECL_VALUE_EXPR on the decl if any.
2085 (gimplify_expr_in_ctx): New.
2086 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2087 omp_add_variable, omp_notice_variable, omp_is_private
2088 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2089 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2090 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2091 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2092 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2093 gimplify_omp_atomic): New.
2094 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2095 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2096 OMP_CRITICAL and OMP_ATOMIC.
2097 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2098 * c-pragma.h (enum pragma_kind): Add
2099 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2100 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2101 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2102 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2103 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2104 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2105 PRAGMA_OMP_THREADPRIVATE.
2106 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2107 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2108 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2109 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2110 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2111 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2112 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2113 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2114 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2115 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2116 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2117 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2118 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2120 (struct nesting_info): Add field_map,
2121 suppress_expansion, debug_var_chain.
2122 (create_nesting_tree): Initialize them.
2123 (lookup_field_for_decl): Use field_map.
2124 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2125 (convert_local_omp_clauses): New.
2126 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2127 (walk_body): Split out of walk_function.
2128 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2129 (convert_nonlocal_reference): Handle omp statements.
2130 (convert_local_reference): Likewise.
2131 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2132 (unnest_nesting_tree): New.
2133 (lower_nested_functions): Call it.
2134 (insert_field_into_struct): Make extern.
2135 (struct walk_stmt_info): Move to tree-gimple.h.
2136 (walk_stmts): Make extern.
2137 * omp-builtins.def: New file.
2138 * tree-iterator.c (expr_only): Clarify comment.
2139 * c-common.h (pushdecl_top_level, pushdecl,
2140 build_modify_expr, build_indirect_ref,
2141 c_finish_omp_master, c_finish_omp_critical,
2142 c_finish_omp_ordered, c_finish_omp_barrier,
2143 c_finish_omp_atomic, c_finish_omp_flush,
2144 c_finish_omp_for, c_split_parallel_clauses,
2145 omp_clause_default_kind, c_omp_sharing_predetermined,
2146 c_omp_remap_decl): Declare.
2147 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2148 (OBJS-common): Add omp-low.o.
2149 (c-omp.o, omp-low.o): Add.
2150 (gimplify.o): Add dependency on $(OPTABS_H).
2151 (GTFILES): Add omp-low.c.
2152 (gt-stringpool.h): Add.
2153 * tree-cfg.c (set_bb_for_stmt): Do not update the
2154 block-to-labels map if we are currently expanding to RTL.
2155 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2157 Handle IDENTIFIER_NODE.
2158 (tree_verify_flow_info): Do not ICE when emitting error
2159 messages about invalid labels.
2160 (dump_function_to_file): Reset CFUN before emitting the body
2162 (debug_function): New.
2163 * passes.c (init_optimization_passes): Schedule
2165 * langhooks-def.h (lhd_omp_predetermined_sharing,
2166 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2168 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2169 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2170 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2171 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2172 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2173 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2174 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2175 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2176 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2177 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2178 (LANG_HOOK_DECLS): Use them.
2180 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2181 Richard Henderson <rth@redhat.com>
2182 Jakub Jelinek <jakub@redhat.com>
2183 Diego Novillo <dnovillo@redhat.com>
2185 * c-parser.c (pragma_omp_clause): Define.
2186 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2187 (c_parser_compound_statement): Likewise.
2188 (c_parser_statement): Likewise.
2189 (c_parser_pragma): Handle omp pragmas.
2190 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2191 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2192 (c_parser_omp_clause_name, check_no_duplicate_clause,
2193 c_parser_omp_variable_list,
2194 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2195 c_parser_omp_clause_copyprivate,
2196 c_parser_omp_clause_default,
2197 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2198 c_parser_omp_clause_lastprivate,
2199 c_parser_omp_clause_nowait,
2200 c_parser_omp_clause_num_threads,
2201 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2202 c_parser_omp_clause_reduction,
2203 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2204 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2205 c_parser_omp_atomic, c_parser_omp_barrier,
2206 c_parser_omp_critical, c_parser_omp_flush,
2207 c_parser_omp_for_loop, c_parser_omp_for,
2208 c_parser_omp_master, c_parser_omp_ordered,
2209 c_parser_omp_sections_scope, c_parser_omp_sections,
2210 c_parser_omp_parallel, c_parser_omp_single,
2211 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2212 * c-pragma.c (init_pragma): Do omp pragma registration here.
2213 * c.opt (fopenmp): New flag.
2215 2006-01-18 Eric Christopher <echristo@apple.com>
2217 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2218 * config/darwin.h (GOMP_SELF_SPECS): Define.
2220 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2222 * rtl.h: Remove the prototype for reg_alloc.
2224 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2227 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2228 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2229 sjlj and dwarf2 exception handling.
2230 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2231 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2232 * pa/pa.c (function_value): Treat complex and vector types as
2234 (function_arg): Likewise. Only pass scalar floats in the floating
2235 point argument registers.
2236 * pa/t-slibgcc-dwarf-ver: New file.
2237 * pa/t-slibgcc-sjlj-ver: New file.
2238 * pa/t-slibgcc-elf-ver: Delete file.
2240 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2242 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2243 unlikely_test_section_p test.
2245 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2247 * mode-switching.c (optimize_mode_switching): Make it static.
2248 * basic-block.h: Remove the prototype for
2249 optimize_mode_switching.
2251 * modulo-sched.c (sms_schedule): Make it static.
2252 * rtl.h: Remove the prototype for sms_schedule.
2254 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2255 * rtl.h: Remove the prototype for gcse_after_reload_main.
2257 * reg-stack.c (reg_to_stack): Make it static.
2258 * rtl.h: Remove the prototype for reg_to_stack.
2260 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2262 * rtl.h: Remove the prototypes for regrename_optimize and
2263 copyprop_hardreg_forward.
2265 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2267 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2268 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2269 Test against the appropriate null constant for the mode.
2270 If 'fixup_overlap' is true, swap the operands if they overlap.
2271 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2272 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2273 alpha_split_tmode_pair and adjust for above change.
2274 * config/alpha/alpha.md (movtf_internal): Adjust call to
2275 alpha_split_tfmode_pair and rely on it to swap the operands.
2276 (movti_internal): New insn and post-reload splitter.
2277 (movti): New expander.
2279 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2281 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2284 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2286 * rtlanal.c (global_reg_mentioned_p_1,
2287 global_reg_mentioned_p): Remove.
2288 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2290 * flow.c (initialize_uninitialized_subregs): Make it static.
2291 * rtl.h: Remove the prototype for
2292 initialize_uninitialized_subregs.
2294 * function.c (instantiate_virtual_regs): Make it static.
2295 * function.h: Remove the prototype for
2296 instantiate_virtual_regs.
2298 * regmove.c (regmove_optimize, combine_stack_adjustments):
2300 * rtl.h: Remove the prototypes for regmove_optimize and
2301 combine_stack_adjustments.
2303 2006-01-17 Roger Sayle <roger@eyesopen.com>
2305 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2306 (size_cost): Encode costs in bytes so that a reg-reg addition is
2307 equivalent to COSTS_N_INSNS(1).
2308 (override_options): Use the size_cost.branch_cost as the default
2309 ix86_branch_cost when optimizing for size.
2311 2006-01-18 Ben Elliston <bje@au.ibm.com>
2313 * Makefile.in (D32PBIT_FUNCS): New.
2314 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2315 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2316 D64PBIT_FUNCS and D128PBIT_FUNCS.
2317 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2318 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2320 (decnumber_dep): Define.
2321 * doc/libgcc.texi (Decimal float library routines): New node.
2322 * config/dfp-bit.h, config/dfp-bit.c: New files.
2324 2006-01-18 Ben Elliston <bje@au.ibm.com>
2326 * expr.c (emit_move_change_mode): Always adjust addresses, not
2327 just during reload. Copy replacements only during reload.
2328 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2329 emit_move_via_integer.
2331 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2333 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2334 instead of $(srcdir) and ${srcdir}.
2336 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2340 * arm.h (struct machine_function): Add pic_reg.
2341 * arm.c (arm_pic_register): Make unsigned.
2342 (arm_override_options): Only set arm_pic_register if
2343 TARGET_SINGLE_PIC_BASE.
2344 (use_return_insn): Only test for a pic register if it is fixed.
2345 (arm_compute_save_reg0_reg12_mask): Likewise.
2346 (thumb_compute_save_reg_mask): Likewise.
2347 (legitimate_pic_operand): Factor out some known invariants.
2348 (legitimize_pic_address): If we don't have a fixed pic register,
2349 then set up a pseudo in the function entry sequence. Handle the
2350 pic base being in a pseudo.
2351 (arm_load_pic_register): Handle the pic register being in a pseudo.
2352 (arm_expand_prologue): Only set up the pic register if it is fixed.
2353 (thumb_expand_prologue): Likewise.
2354 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2355 (pic_load_addr_based_insn): Likewise.
2356 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2359 2006-01-18 Ben Elliston <bje@au.ibm.com>
2361 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2362 decimal float modes for all floating point registers.
2364 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2365 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2367 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2370 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2371 even when the pointer is not NULL.
2373 2006-01-16 Ian Lance Taylor <ian@airs.com>
2375 * common.opt (ftoplevel-reorder): New option.
2376 * cgraph.c (cgraph_asm_nodes): New global variable.
2377 (cgraph_asm_last_node): New static variable.
2378 (cgraph_order): New global variable.
2379 (cgraph_create_node): Set new order field.
2380 (cgraph_varpool_node): Likewise.
2381 (decide_is_variable_needed): Return true if not
2382 flag_toplevel_reorder.
2383 (cgraph_add_asm_node): New function.
2384 * cgraph.h (struct cgraph_node): Add order field.
2385 (struct cgraph_varpool_node): Add order field.
2386 (struct cgraph_asm_node): Define.
2387 (cgraph_asm_nodes, cgraph_order): Declare.
2388 (cgraph_add_asm_node): Declare.
2389 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2391 (cgraph_varpool_assemble_pending_decls): Call it.
2392 (cgraph_output_pending_asms): New static function.
2393 (cgraph_finalize_compilation_unit): Call it.
2394 (struct cgraph_order_sort): Define.
2395 (cgraph_output_in_order): New static function.
2396 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2397 !flag_toplevel_reorder case.
2398 * c-parser.c: Include "cgraph.h".
2399 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2401 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2402 than -fno-unit-at-a-time.
2403 * doc/invoke.texi (Option Summary): Mention
2404 -fno-toplevel-reorder.
2405 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2406 -funit-at-a-time documentation.
2408 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2409 Kazu Hirata <kazu@codesourcery.com>
2411 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2413 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2415 * Makefile.in (FUNCTION_H): New. Use it instead of
2416 function.h throughout the file.
2417 * function.h: Include tree.h.
2419 2006-01-17 Ben Elliston <bje@au.ibm.com>
2421 * recog.c: Separate some functions with whitespace.
2423 2006-01-16 Richard Henderson <rth@redhat.com>
2425 Merge from gomp branch:
2426 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2427 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2428 and rename from struct inline_data. Rename callee* to dst*;
2429 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2430 transform_new_cfg, transform_return_to_modify, and
2431 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2433 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2434 (copy_decl_for_dup): Remove.
2435 * tree-inline.c (struct inline_data): Move to header.
2436 (insert_decl_map): Export.
2437 (remap_decl): Update for member name changes. Use copy_decl hook.
2438 Allow for replacement to be a non-decl. Remove dead code.
2439 (remap_type_1): Check for existing mapping.
2440 (remap_type): Export.
2441 (remap_decls): Update for member name changes.
2442 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2443 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2444 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2445 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2446 (tree_function_versioning, build_duplicate_type): Likewise.
2447 (copy_body_r): Likewise. Export.
2448 (copy_decl_for_dup): Split into ...
2449 (copy_decl_for_dup_finish, copy_decl_to_var,
2450 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2451 (replace_ref_tree, inlining_p): Remove.
2453 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2455 * ifcvt.c (if_convert): Make it static.
2456 * rtl.h: Remove the prototype for if_convert.
2458 * local-alloc.c (local_alloc): Make it static.
2459 * rtl.h: Remove the prototype for local_alloc.
2461 * loop.c (loop_optimize): Make it static.
2462 * cfgloop.h: Remove the prototype for loop_optimize.
2465 2006-01-16 DJ Delorie <dj@redhat.com>
2467 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2470 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2472 * pa.md: Disparage copies between general and floating-point registers
2473 in 32-bit move patterns.
2475 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2478 * Makefile.in (check-%): Depend on site.exp instead of
2479 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2482 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2484 * global.c (global_alloc): Make it static.
2485 * rtl.h: Remove the prototype for global_alloc.
2487 2006-01-16 Richard Guenther <rguenther@suse.de>
2489 * tree-ssa-alias.c (struct used_part): Add write_only field.
2490 (get_or_create_used_part_for): Initialize it to true.
2491 (create_overlap_variables_for): Don't create structure variables
2492 for structures that only are written to.
2493 (find_used_portions): Handle MODIFY_EXPR to track whether a
2494 structure is only written to.
2496 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2498 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2500 * basic-block.h: Remove the prototype for
2501 partition_hot_cold_basic_blocks.
2503 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2505 * cppspec.c (lang_specific_spec_functions): Remove.
2506 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2507 * gcc.h (lang_specific_spec_functions): Remove.
2508 * gccspec.c (lang_specific_spec_functions): Remove.
2510 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2512 * combine.c (record_value_for_reg): Invalidate registers
2514 (record_dead_and_set_regs_1): Likewise, by passing them to
2515 record_value_for_reg.
2516 (record_dead_and_set_regs): Invalidate stores made by a
2517 call. We do not combine across a call, but we still
2518 relied on equivalences.
2520 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2522 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2523 vrp_int_const_binop returning non-constant nodes.
2525 2006-01-16 Paul Brook <paul@codesourcery.com>
2527 * config/m68k/m68k.c (output_move_const_into_data_reg):
2528 Output correct mnemonic for mvz and mvs.
2530 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2532 * rtl-factoring.c: Add sequence abstraction algorithm.
2533 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2534 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2536 (block_has_preserve_label): New function.
2537 * common.opt: Register new pass.
2538 * Makefile.in: Ditto.
2540 * timevar.def: Ditto.
2541 * tree-pass.h: Ditto.
2542 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2543 * rtl.h (make_jump_insn_raw): Add forward decl.
2544 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2546 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2547 Roger Sayle <roger@eyesopen.com>
2549 * fold-const.c (fold_minmax): New static function.
2550 (fold_binary) <MIN_EXPR>: Call it.
2551 <MAX_EXPR>: Likewise.
2552 * stor-layout.c (place_field): Use DECL_SIZE consistently
2553 in the computation of the new record size.
2555 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2557 * cse.c (cse_condition_code_reg): Make it static.
2558 * rtl.h: Remove the prototype for cse_condition_code_reg.
2560 * combine.c (combine_instructions): Make it static.
2561 * rtl.h: Remove the prototype for combine_instructions.
2563 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2566 * tree.c (get_file_function_name_long): Concatenate the first global
2567 object name with a string derived from the input filename of the object
2570 2006-01-16 Ben Elliston <bje@au.ibm.com>
2572 * config/i386/winnt-stubs.c: Update FSF address.
2573 * config/xtensa/ieee754-df.S: Ditto.
2574 * config/xtensa/ieee754-sf.S: Ditto.
2576 2006-01-14 Ian Lance Taylor <ian@airs.com>
2578 * ifcvt.c (noce_init_if_info): New static function, broken out of
2579 noce_process_if_block.
2580 (noce_process_if_block): Call noce_init_if_info.
2581 (check_cond_move_block): New static function.
2582 (cond_move_process_if_block): New static function.
2583 (process_if_block): Call cond_move_process_if_block.
2585 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2587 * cselib.c (hash_table): Rename to cselib_hash_table.
2588 (cselib_clear_table, discard_useless_values,
2589 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2590 cselib_init, cselib_finish): Adjust uses of hash_table.
2592 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2594 PR tree-optimization/25485
2595 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2596 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2597 is known to be false and true, respectively.
2599 2006-01-14 Richard Guenther <rguenther@suse.de>
2601 PR tree-optimization/22548
2602 PR tree-optimization/22555
2603 PR tree-optimization/22501
2604 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2605 * params.def (salias-max-array-elements): New parameter.
2606 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2607 * doc/invoke.texi (salias-max-array-elements): Document.
2608 * tree-flow-inline.h (var_can_have_subvars): We also handle
2610 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2612 * tree-ssa-structalias.c (params.h): Include.
2613 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2614 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2615 (get_constraint_for): For ADDR_EXPR operating on something
2616 containing an ARRAY_REF, add all subvars to the solution.
2617 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2618 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2619 for creating MUST_DEFs.
2620 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2622 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2624 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2626 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2627 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2628 number_of_iterations_le): New functions.
2629 (number_of_iterations_special): Removed.
2630 (number_of_iterations_exit): Do not use number_of_iterations_special.
2631 * tree.c (unsigned_type_for): Always return integer type.
2633 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2634 Richard Guenther <rguenther@suse.de>
2636 PR rtl-optimization/24257
2637 * gcse.c (find_moveable_store): Only consider a store movable
2638 when the SET_SRC of the insn can be assigned to a register.
2640 2006-01-14 Ian Lance Taylor <ian@airs.com>
2642 * tree.c (tree_not_class_check_failed): New function.
2643 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2644 (tree_not_class_check_failed): Declare.
2646 2006-01-13 Ian Lance Taylor <ian@airs.com>
2648 * reload1.c (do_output_reload): Add assertion rejecting a
2651 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2653 * combine.c (struct reg_stat): Add new fields truncation_label and
2655 (record_value_for_reg): Reset truncated_to_mode.
2656 (record_truncated_value): New function.
2657 (check_promoted_subreg): Call it. Rename to check_conversions.
2658 (combine_instructions): Rename check_promoted_subreg to
2660 (reg_truncated_to_mode): New function.
2661 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2662 (gen_lowpart_or_truncate): New function.
2663 (force_to_mode): Use it instead of gen_lowpart.
2665 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2667 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2668 VAR is a tag, not its type tag.
2670 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2672 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2673 alternatives to match style of other entries.
2674 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2676 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2678 PR tree-optimization/25771
2679 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2682 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2685 * tree-inline.c (declare_return_variable): If the return variable
2686 was marked as a non gimple complex, set the return slot variable
2687 to be a non gimple comple variable.
2689 2006-01-13 Richard Guenther <rguenther@suse.de>
2691 * builtins.c (expand_builtin_sincos): New function.
2692 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2694 (expand_builtin): Expand sincos using expand_builtin_sincos.
2696 2006-01-12 DJ Delorie <dj@redhat.com>
2698 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2699 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2700 so that constant shifts can be split.
2701 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2702 (m32c_valid_pointer_mode): Make static.
2703 (shift_gen_func_for): New.
2704 (m32c_prepare_shift): Use it. Split large const shifts into
2706 * config/m32c/predicates.md (shiftcount_operand): Allow more
2708 (longshiftcount_operand): New.
2709 * doc/md.texi (Machine Constraints): Document In6.
2711 2006-01-13 Ben Elliston <bje@au.ibm.com>
2713 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2714 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2717 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2719 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2720 to try to avoid clobbering pieces of structures when we know
2721 something about the whole structure.
2722 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2724 2006-01-13 Ben Elliston <bje@au.ibm.com>
2726 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2727 return in memory, as this is no limitation is no longer present.
2729 2006-01-12 DJ Delorie <dj@redhat.com>
2731 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2732 mova with fb, and for fb+0 -> An.
2734 * config/m32c/mov.md (peephole2): Fix enabling logic.
2736 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2737 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2738 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2739 FINI_ARRAY_SECTION_ASM_OP): Define.
2741 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2743 (m32c_legitimize_reload_address): New logic to reload FB to An.
2744 (m32c_output_reg_push): Add newline.
2745 (m32c_output_reg_pop): Likewise.
2747 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2749 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2751 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2753 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2755 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2757 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2760 2006-01-11 Ben Elliston <bje@au.ibm.com>
2762 * rtlanal.c (find_reg_note): Assert insn is not null.
2764 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2766 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2769 2006-01-11 Jeff Law <law@redhat.com>
2771 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2773 (mark_threaded_blocks, register_jump_thread): New functions.
2774 (thread_through_all_blocks): Remove unwanted argument. No
2775 longer rely on e->aux to communicate thread target info.
2776 Call mark_threaded_blocks. Release the threaded_blocks
2777 bitmap and threaded_edges vector when complete.
2778 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2779 (threaded_blocks): Remove.
2780 (tree_ssa_dominator_optimize): Remove initialization and
2781 finalization of threaded_blocks. Simplify call to
2782 thread_through_all_blocks.
2783 (thread_across_edge): Call register_jump_thread rather than
2784 storing thread information into e->aux.
2785 (free_all_edge_infos): Simplify now that e->aux is no longer
2786 used to communicate with thread_through_all_blocks.
2787 * tree-flow.h (thread_through_all_blocks): Update prototype.
2788 (register_jump_thread): Prototype.
2790 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2792 * df-core.c (df_compact_blocks, df_bb_replace): Use
2793 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2795 2006-01-11 Richard Guenther <rguenther@suse.de>
2797 PR tree-optimization/25734
2798 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2799 stop propagation after successful propagation to the LHS.
2801 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2803 * basic-block.h (control_flow_graph): Change the type of
2804 x_basic_block_info to VEC(basic_block,gc) *.
2805 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2807 (SET_BASIC_BLOCK): New.
2808 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2809 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2810 * cfgbuild.c (find_basic_blocks): Likewise.
2811 * cfglayout.c (fixup_reorder_chain): Likewise.
2812 * cfgrtl.c (create_basic_block_structure,
2813 rtl_create_basic_block): Likewise.
2814 * ifcvt.c (find_if_case_1): Likewise.
2815 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
2818 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2820 * Makefile.in: Removed rotted odf.c entry.
2822 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
2825 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
2826 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
2827 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
2828 output pattern modifier, not %e.
2829 * config/cris/cris.c (cris_op_str): Update comment about pattern
2831 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
2832 before falling through into...
2833 <case 'E'>: Redefined from old 'e' case.
2835 2006-01-11 Jan Hubicka <jh@suse.cz>
2838 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2840 2006-01-11 Jan Hubicka <jh@suse.cz>
2842 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
2843 * i386.c (x86_decompose_lea): Kill.
2844 (ix86_rtx_costs): Kill.
2846 2006-01-11 Jan Hubicka <jh@suse.cz>
2848 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
2849 * cgraph.h (cgraph_node): Add inline_decl.
2850 (cgraph_insert_node_to_hashtable): Declare.
2851 (save_inline_function_body): Declare.
2852 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
2854 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
2855 (cgraph_function_versioning): Update call of tree_function_versioning.
2856 (save_inline_function_body): New function.
2857 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
2858 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
2859 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
2860 (cgraph_default_inline_p): Likewise.
2861 (cgraph_decide_inlining_incrementally): Likewise.
2862 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
2863 (copy_bb): Kill saving; do updating of clones.
2864 (copy_cfg_body): Kill saving.
2865 (initialize_inlined-parameters): Likewise.
2866 (expand_call_inline): Likewise.
2868 (tree_function_versioning): New parameter "update_clones".
2869 (inlining_p): Kill saving.
2870 * tree-inline.h (tree_function_versioning): Update prototype.
2871 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
2874 2006-01-11 Ian Lance Taylor <ian@airs.com>
2876 * combine.c (struct undo): Remove is_int. Enumify types of undos.
2877 Allow undoing set of machine mode.
2878 (do_SUBST): Use enums instead of is_int.
2879 (do_SUBST_MODE): New function.
2880 (SUBST_MODE): New macro.
2881 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2882 reg and trying to replace reg_regno_rtx with a new register.
2883 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2884 (simplify_set): Use SUBST_MODE.
2885 (distribute_notes): Remove code that tried to update reg notes
2886 for regno_reg_rtx changes.
2888 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2890 PR tree-optimization/23109
2891 PR tree-optimization/23948
2892 PR tree-optimization/24123
2894 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2895 * tree-cfg.c (single_noncomplex_succ): New.
2896 * tree-flow.h (single_noncomplex_succ): Declare it.
2897 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2898 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2899 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2900 insert_bb, register_division_in, insert_reciprocals,
2901 replace_reciprocal, free_bb): New.
2902 (execute_cse_reciprocals_1): Rewritten.
2903 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2904 Do not commit any edge insertion. Always compute dominators and
2905 create the allocation pool.
2906 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
2907 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
2908 * targhooks.c (default_min_divistions_for_recip_mul): New.
2909 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
2910 * passes.c (init_optimization_passes): Run recip after tree loop
2912 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2914 2006-01-11 Danny Berlin <dberlin@dberlin.org>
2915 Kenneth Zadeck <zadeck@naturalbridge.com>
2917 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
2918 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
2919 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
2920 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
2921 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
2922 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
2923 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
2924 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
2925 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
2926 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
2927 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
2928 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
2929 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
2930 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
2931 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
2932 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
2933 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
2934 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
2935 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2936 DF_SCAN_POST_ALLOC): New macros.
2937 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2938 df_free_bb_function, df_local_compute_function, df_init_function,
2939 df_dataflow_function, df_confluence_function_0,
2940 df_confluence_function_n, df_transfer_function,
2941 df_finalizer_function, df_free_function, df_dump_problem_function,
2942 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
2943 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
2944 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
2945 df_urec_bb_info, ) New types.
2946 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
2948 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
2949 df_analyze_simple_change_some_blocks,
2950 df_analyze_simple_change_one_block, df_compact_blocks,
2951 df_bb_replace, df_bb_regno_last_use_find,
2952 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
2953 df_insn_regno_def_p, df_find_def, df_find_use,
2954 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
2955 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
2956 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
2957 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
2958 debug_df_chain, df_get_dependent_problem, df_chain_create,
2959 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
2960 df_grow_bb_info, df_chain_dump, df_print_bb_index,
2961 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
2962 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
2963 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
2964 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
2965 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
2966 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
2967 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
2968 df_ref_remove, df_insn_refs_delete, df_refs_delete,
2969 df_reorganize_refs, df_set_state, df_hard_reg_init,
2970 df_read_modify_subreg_p) New public functions.
2971 * df-core.c: The core dataflow solver and glue routines for rtl
2973 (df_init, df_add_problem, df_set_blocks, df_finish,
2974 df_hybrid_search_forward, df_hybrid_search_backward,
2975 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
2976 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
2977 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
2978 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
2979 df_reg_defined, df_find_use, df_reg_used, df_dump,
2980 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
2981 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
2982 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
2983 debug_df_useno, reset_df_after_reload): New functions.
2984 * df-scan.c: The scanning fuctions, once in df.c, completely
2985 rewritten so that they now fully model the functionality of
2986 register usage at the backend.
2987 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
2988 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
2989 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
2990 df_grow_insn_info, df_rescan_blocks, df_ref_create,
2991 df_get_artificial_defs, df_get_artificial_uses,
2992 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
2993 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
2994 df_refs_delete, df_reorganize_refs, df_set_state,
2995 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
2996 df_def_record_1, df_defs_record, df_uses_record,
2997 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
2998 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
2999 df_record_exit_block_uses, df_hard_reg_init): New functions.
3001 * df-problems.c: Seven concrete dataflow problems that use the
3002 scanning in df-scan.c and are solved by the engine in df-core.c.
3003 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3004 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3005 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3006 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3007 df_ru_free_bb_info, df_ru_alloc,
3008 df_ru_bb_local_compute_process_def,
3009 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3010 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3011 df_ru_transfer_function, df_ru_free, df_ru_dump,
3012 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3013 df_rd_free_bb_info, df_rd_alloc,
3014 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3015 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3016 df_rd_transfer_function, df_rd_free, df_rd_dump,
3017 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3018 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3019 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3020 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3021 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3022 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3023 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3024 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3025 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3026 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3027 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3028 df_urec_mark_reg_use_for_earlyclobber,
3029 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3030 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3031 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3032 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3033 df_chain_create_bb_process_use, df_chain_create_bb,
3034 df_chain_finalize, df_chain_free, df_chains_dump,
3035 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3036 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3037 df_reg_lifetime): New functions.
3038 * df.c: Deleted file.
3039 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3040 consistent with new df api.
3041 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3042 rest_of_handle_sms): Ditto.
3043 * web.c (unionfind_union, union_defs, entry_register, web_main):
3045 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3046 invariant_expr_equal_p, find_defs, check_dependencies,
3047 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3048 free_inv_motion_data, move_loop_invariants): Ditto.
3049 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3050 Update dependencies.
3051 (odf.c): Added defective entry that was deleted later in day.
3052 * sched-deps.c (sched_analyze_1): Ditto.
3054 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3056 * tree-ssa-operands.c (get_expr_operands): Record addressable
3057 variables directly. Do not call add_stmt_operands for CONST_DECLs
3059 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3060 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3062 2006-01-11 Ben Elliston <bje@au.ibm.com>
3064 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3065 function returns true in the positive case.
3067 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3070 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3071 for SI, DI, SF and DF modes. Add alternatives to copy between
3072 general and floating point registers to the 32-bit patterns.
3073 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3074 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3075 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3076 generating 64-bit code.
3077 * config/pa/pa.c (output_move_double): Handle copies between general
3078 and floating registers.
3080 2006-01-10 Stuart Hastings <stuart@apple.com>
3082 * config/i386/i386.md (set_got): Update.
3083 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3084 (builtin_setjmp_receiver): Mach-O support.
3085 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3086 (GOT_SYMBOL_NAME): Define.
3087 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3088 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3089 * config/i386/i386.c (override_options): Revise for Darwin.
3090 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3091 support. (darwin_x86_file_end): New. (output_set_got): Add label
3092 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3093 * config/i386/i386-protos.h (output_set_got): Likewise.
3094 * config/darwin.c (machopic_legitimize_pic_address): Update
3097 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3099 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3100 when MODE isn't BLKmode.
3102 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3104 PR rtl-optimization/25367
3105 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3107 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3110 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3111 for a negative bound.
3113 2006-01-10 Richard Guenther <rguenther@suse.de>
3115 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3116 Never override with anything constraint.
3118 2006-01-10 Jan Beulich <jbeulich@novell.com>
3120 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3121 256 bits when optimize_size.
3123 2006-01-10 Jan Beulich <jbeulich@novell.com>
3125 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3127 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3128 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3131 2006-01-10 Ben Elliston <bje@au.ibm.com>
3133 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3135 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3136 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3137 (USE_FP_FOR_ARG): Reject decimal float modes.
3138 (function_arg_advance): Likewise.
3139 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3140 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3141 point types in AltiVec vectors.
3142 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3143 (rs6000_libcall_value): Likewise.
3145 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3147 * config/xtensa/ieee754-df.S: New file.
3148 * config/xtensa/ieee754-sf.S: New file.
3149 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3150 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3151 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3153 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3155 * config/sh/predicates.md (binary_float_operator,
3156 binary_logical_operator, commutative_float_operator,
3157 equality_comparison_operator, greater_comparison_operator,
3158 less_comparison_operator, logical_operator,
3159 noncommutative_float_operator, shift_operator,
3160 symbol_ref_operand, unary_float_operator): Remove redundant
3163 2006-01-09 Jeff Law <law@redhat.com>
3165 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3166 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3167 now unused arguments. Callers updated.
3168 (eliminate_redundant_computations): Remove now unused arguments,
3170 (local_fold): Remove, no longer used.
3171 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3173 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3174 (simplify_cond): New function.
3175 (forward_propagate_into_cond): Call simplify_cond.
3177 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3179 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3180 (*vec_extractv2di_1_sse): New.
3182 2006-01-09 Ben Elliston <bje@au.ibm.com>
3184 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3186 2006-01-08 Richard Guenther <rguenther@suse.de>
3188 * tree-ssa-structalias.c (get_constraint_for): Remove
3190 (get_constraint_for_component_ref): Likewise.
3191 (do_deref): Likewise.
3192 (get_constraint_for): Likewise.
3193 (do_structure_copy): Likewise.
3194 (handle_ptr_arith): Likewise.
3195 (find_func_aliases): Likewise. Remove unused need_anyoffset
3198 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3199 Kaz Kojima <kkojima@gcc.gnu.org>
3201 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3202 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3203 (EXTRA_CONSTRAINT_C16): Remove.
3204 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3205 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3206 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3207 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3208 constants of SHmedia. Handle nested constant expressions of
3210 (andcosts): Fix the costs for SHmedia constants.
3211 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3212 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3213 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3214 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3215 (movv4hi_i, movv2si_i): Likewise.
3216 (movsi_const): Adjust the second operand of ior so to match with
3218 (movdi_const, movdi_const_32bit): Likewise.
3219 (movdi_const_16bit+1): Don't sign-extend LOW.
3220 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3222 (*double_shori): Fix the split condition. Use GEN_INT instead
3223 of get_int_mode calls. Mask lower 16-bit of the argument of
3225 (sym2GOTPLT): Remove.
3226 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3228 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3229 instead of EXTRA_CONSTRAINT_C16.
3231 2006-01-07 Ian Lance Taylor <ian@airs.com>
3232 David Edelsohn <edelsohn@gnu.org>
3234 PR rtl-optimization/25662
3235 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3236 for constant operands instead of simplify_gen_binary.
3237 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3238 after trying simplify_binary_operation
3240 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3242 * tree.c (iterative_hash_expr): Hash decls based on UID.
3244 2006-01-06 Eric Christopher <echristo@apple.com>
3246 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3247 (TARGET_UNWIND_EMIT): Fix spelling.
3248 * target.h (gcc_target): Add except_table_label.
3249 * except.c (output_function_exception_table): Use.
3250 * varasm.c (default_emit_except_table_label): New.
3251 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3253 (asm_out): Add here.
3254 * output.h (default_emit_except_table_label): Prototype.
3255 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3256 * config/darwin.c (darwin_emit_except_table_label): Define.
3257 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3259 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3261 PR tree-optimization/18527
3262 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3263 number_of_iterations_special, number_of_iterations_exit):
3264 Move base and step of an iv to a single structure. Add
3265 no_overflow flag, and use it in # of iterations analysis.
3266 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3267 folded_casts argument.
3268 (simple_iv): Pass base and step in a structure. Set no_overflow
3270 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3271 Evaluate expensiveness of computing # of iterations instead of
3272 the final expression.
3273 * tree-scalar-evolution.h (affine_iv): New structure.
3274 (simple_iv): Declaration changed.
3275 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3276 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3277 find_givs_in_stmt): Changed due to simple_iv change.
3279 2006-01-06 Jeff Law <law@redhat.com>
3282 * tree-cfg.c (bsi_replace): Rename final argument from
3283 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3284 change (stmt -> orig_stmt).
3285 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3286 (bsi_remove): Add new argument. Remove EH information
3288 (verify_eh_throw_table_statements): New function.
3289 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3291 * tree-optimize.c (execute_free_cfg_annotations): Verify
3292 the EH throw statement table after removing annotations.
3293 * except.h (verify_eh_throw_table_statements): Prototype.
3294 * tree-flow.h (bsi_remove): Update prototype.
3295 * tree-vrp.c (remove_range_assertions): Add new argument to
3297 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3298 * tree-complex.c (expand_complex_div_wide): Likewise.
3299 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3300 * tree-tailcall.c (eliminate_tailcall): Likewise.
3301 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3302 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3303 * tree-nrv.c (tree_nrv): Likewise.
3304 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3305 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3306 (combine_blocks): Likewise.
3307 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3308 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3309 (cleanup_control_flow): Likewise.
3310 (remove_forwarder_block): Likewise.
3311 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3312 * tree-sra.c (sra_replace): Likewise.
3313 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3314 (forward_propagate_single_use_vars): Likewise.
3315 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3316 * tree-inline.c (expand_call_inline): Likewise.
3317 * tree-vect-transform.c (vect_transform_loop): Likewise.
3318 * tree-outof-ssa.c (rewrite_trees): Likewise.
3319 * tree-cfg.c (make_goto_expr_edges): Likewise.
3320 (cleanup_dead_labels): Likewise.
3321 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3322 (bsi_move_before, bsi_move_after): Likewise.
3323 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3324 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3326 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3329 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3331 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3332 on non gimple variables. Also add checks at the top for decls and
3334 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3336 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3337 and IMAGPART_EXPR for creating MUST_DEFs.
3338 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3339 and NAME_MEMORY_TAG separately from the DECLs.
3341 2006-01-06 Richard Guenther <rguenther@suse.de>
3343 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3344 annotation, if necessary.
3345 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3346 redundant calls to update_stmt.
3347 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3350 2006-01-05 Richard Henderson <rth@redhat.com>
3352 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3354 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3356 * c-typeck.c: Update copyright date.
3358 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3360 * c-typeck.c (build_c_cast): Always warn when casting
3361 from a pointer to an integer of different size, even if
3362 the node was constant.
3364 2006-01-05 Richard Guenther <rguenther@suse.de>
3366 PR tree-optimization/22555
3367 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3368 if one structure field is an array.
3369 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3370 operands even if we found a subvar, but ignore VOPs in this
3372 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3374 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3376 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3379 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3381 2006-01-05 Richard Guenther <rguenther@suse.de>
3382 Diego Novillo <dnovillo@redhat.com>
3384 * tree-pass.h (TODO_remove_unused_locals): Define.
3385 * gimple-low.c (expand_var_p, remove_useless_vars,
3386 pass_remove_useless_vars): Remove. Update all users.
3387 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3388 (remove_unused_locals): New function.
3389 * tree-flow.h (remove_unused_locals): Declare.
3390 * passes.c (execute_todo): Call remove_unused_locals if
3391 TODO_remove_unused_locals is set.
3392 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3393 * tree-ssa-dce.c (pass_dce): Likewise.
3394 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3396 2006-01-05 Richard Guenther <rguenther@suse.de>
3398 * tree-flow.h (struct fieldoff): Decompose field to
3399 type, size and decl.
3400 * tree-ssa-alias.c (create_sft): Take type as parameter.
3401 (create_overlap_variables_for): Store type, size and decl
3402 in the fieldoff structure.
3403 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3405 (push_fields_onto_fieldstack): Likewise.
3406 (create_variable_info_for): Likewise. Use offset for the
3407 SFT name if the decl is not available.
3409 2006-01-04 Paul Brook <paul@codesourcery.com>
3411 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3413 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3415 * lambda-code.c (can_put_in_inner_loop): Relax
3417 (can_put_after_inner_loop): New function.
3418 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3419 (perfect_nestify): Change to make copies and modify uses.
3421 2006-01-04 Richard Henderson <rth@redhat.com>
3423 Merge from gomp branch:
3424 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3425 via integer constant.
3426 (pragma_lex): Remove.
3427 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3428 rather than parsing it.
3429 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3430 handle_pragma_extern_prefix): Add %< %> quotes.
3431 (registered_pragmas): New.
3432 (c_register_pragma_1): New.
3433 (c_register_pragma): Use it.
3434 (c_register_pragma_with_expansion): Likewise.
3435 (c_invoke_pragma_handler): New.
3436 (init_pragma): Use cpp_register_deferred_pragma directly for
3438 * c-pragma.h (enum pragma_kind): New.
3439 (pragma_handler): New.
3440 (c_invoke_pragma_handler): Declare.
3441 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3443 * c-common.h (c_common_pch_pragma): Update decl.
3444 * Makefile.in (c-parser.o): Update dependencies.
3445 (GTFILES): Add c-pragma.h.
3446 * c-parser.c (struct c_token): Add pragma_kind.
3447 (struct c_parser): Add in_pragma.
3448 (c_lex_one_token): Always initialize keyword and pragma_kind.
3449 Extract data for CPP_PRAGMA.
3450 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3451 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3452 Don't allow CPP_PRAGMA_EOL if in_pragma.
3453 (c_parser_consume_pragma): New.
3454 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3455 (c_parser_skip_to_end_of_parameter): Likewise.
3456 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3457 (c_parser_skip_to_pragma_eol): New.
3458 (c_parser_external_declaration): Handle CPP_PRAGMA.
3459 (c_parser_compound_statement_nostart): Likewise.
3460 (c_parser_statement_after_labels): Likewise.
3461 (c_parser_pragma): New.
3462 (pragma_lex): Likewise.
3463 (c_parser_pragma_pch_preprocess): New.
3464 (c_parser_new): Merge into ...
3465 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3467 2006-01-04 Jeff Law <law@redhat.com>
3470 * tree-cfg.c (bsi_replace): Remove the original statement
3471 from the EH throw statement table.
3473 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3475 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3476 make the prototype extern "C" and add throw ().
3479 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3480 and pos non-negative and pos + len <= 32.
3481 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3482 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3483 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3486 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3487 as well as sizes not multiple of component size.
3490 * function.c (instantiate_expr): New function.
3491 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3492 walk its DECL_VALUE_EXPR with instantiate_expr.
3494 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3495 DW_OP_deref{,_size} if address isn't going to be added.
3497 2006-01-04 Ben Elliston <bje@au.ibm.com>
3499 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3500 * config/fp-bit.c: Likewise.
3502 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3504 * dominance.c: Add comment about why we use DFS numbering
3507 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3508 Richard Henderson <rth@redhat.com>
3510 Merge from gomp-branch:
3511 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3512 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3514 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3516 PR rtl-optimization/25578
3517 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3518 pass a parameter to simplify_shift_const if changing ASHIFTRT
3521 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3523 * builtins.c (get_builtin_sync_mem): New function.
3524 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3525 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3526 Call get_builtin_sync_mem to generate mem rtx.
3528 2006-01-03 Richard Guenther <rguenther@suse.de>
3531 * stmt.c (add_case_node): Make sure to clear overflow flags
3534 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3536 Merge from gomp-branch.
3537 * config/sparc/sync.md: New file.
3538 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3539 UNSPECV_LDSTUB): New constants.
3540 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3541 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3542 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3545 2006-01-03 Roger Sayle <roger@eyesopen.com>
3547 * combine.c (reg_subword_p): New predicate to test whether the
3548 destination of a set refers to a subword/piece of a register.
3549 (try_combine): Generalize the code to merge the setting of a
3550 pseudo to a constant followed by a set of a subword of that
3551 register to a constant.
3553 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3555 * basic-block.h (control_flow_graph): Change the type of
3556 x_label_to_block_map to VEC(basic_block,gc) *.
3557 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3558 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3560 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3561 VEC(basic_block,heap) *.
3562 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3563 ssa_prop_fini): Adjust the uses of cfg_blocks.
3565 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3567 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3569 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3570 hashing trees instead of a pointer hash.
3571 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3572 compare for MEM_EXPR.
3574 PR rtl-optimization/25130
3575 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3576 when comparing MEMs for GCSE
3578 2006-01-03 Ben Elliston <bje@au.ibm.com>
3580 * targhooks.h (default_decimal_float_supported_p): Declare.
3581 * targhooks.c (default_decimal_float_supported_p): Define.
3582 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3583 `default_decimal_float_supported_p'.
3584 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3586 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3588 * combine.c (apply_distributive_law <SUBREG>): Check
3589 TRULY_NOOP_TRUNCATION.
3591 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3593 * dwarf2out.c (have_switched_text_section): Delete.
3594 (have_multiple_function_sections): New.
3595 (have_location_lists): Make 'bool'.
3596 (add_AT_loc_list): Use 'true' not '1'.
3597 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3598 (output_loc_list): Use have_multiple_function_sections.
3599 (output_ranges): Likewise.
3600 (dwarf2out_begin_function): Set have_multiple_function_sections if
3602 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3603 Check function_section rather than DECL_SECTION_NAME.
3604 (dwarf2out_finish): Use have_multiple_function_sections.
3605 Don't clear have_location_lists.
3607 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3608 Jan Hubicka <jh@suse.cz>
3610 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3611 case of conditional jump jumping to the next instruction.
3612 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3613 cases of conditional jump jumping to the next instruction.
3615 2006-01-02 Jan Hubicka <jh@suse.cz>
3617 * i386.c (*_cost): Add COSTS_N_INSNS.
3618 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3620 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3623 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3625 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3627 * config/arm/arm.c (all_fpus): Fix comment typo.
3628 * config/darwin.c: Likewise.
3629 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3630 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3631 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3633 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3635 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3636 (rs6000_split_compare_and_swapqhi): New.
3637 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3638 (sync_compare_and_swapqhi_internal): New.
3639 * config/rs6000/rs6000-protos.h: Declare.