1 2006-02-02 Diego Novillo <dnovillo@redhat.com>
3 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
5 2006-02-02 Diego Novillo <dnovillo@redhat.com>
8 * tree-cfg.c (move_block_to_fn): Clear out the basic block
9 array after growing it.
11 2006-02-01 Steve Ellcey <sje@cup.hp.com>
14 * fold-const.c (fold_checksum_tree): Change type of buf.
16 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
18 * reload.c (push_secondary_reload): Initialize t_icode.
20 2006-02-01 Jakub Jelinek <jakub@redhat.com>
22 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
23 -msoft-float -mlong-double-128 only issue a warning, but don't
24 swich to DFmode long double.
26 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
28 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
29 has a constant equivalent, iterate over equivalents for arg0,
30 calling simplify_relational_operation and if there's a result
31 cheaper than X, apply fold_rtx and return the result.
33 2006-02-01 Jan Hubicka <jh@suse.cz>
35 * opts.c (no_unit_at_a_time_default): New global variable.
36 (decode_options): Use it.
37 * opts.h (no_unit_at_a_time_default): Declare.
39 2006-02-01 Paul Brook <paul@codesourcery.com>
41 * function.c (assign_parm_setup_reg): Use function argument promotion
43 * expr.c (expand_expr_real_1): Use function argument promotion rules
46 2006-02-01 Steve Ellcey <sje@cup.hp.com>
48 * gcc.c (process_command): Change j to 'unsigned int'.
50 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
53 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
54 Use the corrected index for the character
55 out of the string constant.
57 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
59 * mode-switching.c (optimize_mode_switching): Fix size
60 allocated for bb_info[n_entities].
62 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
64 * gcc.c (main): Correct type that is allocated for
67 2006-01-31 Jakub Jelinek <jakub@redhat.com>
69 * config/s390/s390.c (init_alignment_context): Set
70 ALIAS_SET_MEMORY_BARRIER on the MEM.
71 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
73 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
76 * loop-unroll.c (unroll_loop_runtime_iterations): Free
78 * tree-ssa-live.c (type_var_init): Allocate bitmap after
81 2006-01-31 Marcin Dalecki <martin@dalecki.de>
83 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
85 * tree-ssa-loop-im.c: Ditto.
87 * tree-complex.c: Ditto.
89 * tree-ssa-threadupdate.c: Ditto.
91 * java/class.c: Ditto.
92 * java/jcf-parse.c: Ditto.
93 * java/resource.c: Ditto.
94 * java/except.c: Ditto.
95 * java/jvspec.c: Ditto.
96 * java/jcf-write.c: Ditto.
97 * java/jcf-path.c: Ditto.
98 * java/gjavah.c: Ditto.
99 * java/zextract.c: Ditto.
100 * java/jcf-io.c: Ditto.
102 * java/buffer.c: Ditto.
103 * java/lang.c: Ditto.
104 * java/parse-scan.y: Ditto.
107 * cfgloopmanip.c: Ditto.
108 * postreload-gcse.c: Ditto.
109 * tree-ssa-loop-manip.c: Ditto.
110 * postreload.c: Ditto.
111 * tree-ssa-loop-ch.c: Ditto.
115 * diagnostic.c: Ditto.
117 * genoutput.c: Ditto.
120 * cfgloopanal.c: Ditto.
121 * objc/objc-act.c: Ditto.
123 * genextract.c: Ditto.
124 * genautomata.c: Ditto.
125 * pretty-print.c: Ditto.
127 * cgraphunit.c: Ditto.
130 * haifa-sched.c: Ditto.
131 * dominance.c: Ditto.
133 * tree-ssa-loop-ivopts.c: Ditto.
135 * mode-switching.c: Ditto.
136 * modulo-sched.c: Ditto.
138 * ipa-pure-const.c: Ditto.
140 * fix-header.c: Ditto.
142 * tree-stdarg.c: Ditto.
143 * ipa-utils.c: Ditto.
144 * loop-init.c: Ditto.
145 * ipa-inline.c: Ditto.
148 * alloc-pool.c: Ditto.
149 * dwarf2out.c: Ditto.
151 * genattrtab.c: Ditto.
152 * tree-ssa-loop-ivcanon.c: Ditto.
156 * fortran/gfortranspec.c: Ditto.
158 * local-alloc.c: Ditto.
159 * langhooks.c: Ditto.
161 * tree-vectorizer.c: Ditto.
163 * ipa-type-escape.c: Ditto.
165 * tree-if-conv.c: Ditto.
168 * tree-data-ref.c: Ditto.
169 * loop-unroll.c: Ditto.
170 * treelang/treetree.c: Ditto.
173 * ggc-common.c: Ditto.
177 * tree-cfgcleanup.c: Ditto.
178 * tree-ssa-pre.c: Ditto.
179 * cfgcleanup.c: Ditto.
180 * loop-invariant.c: Ditto.
183 * print-tree.c: Ditto.
186 * sched-deps.c: Ditto.
188 * tree-object-size.c: Ditto.
190 * bb-reorder.c: Ditto.
192 * var-tracking.c: Ditto.
194 * df-problems.c: Ditto.
195 * reg-stack.c: Ditto.
198 * sched-rgn.c: Ditto.
199 * tree-ssa-structalias.c: Ditto.
200 * tree-ssa-reassoc.c: Ditto.
201 * config/darwin-c.c: Ditto.
202 * config/darwin.c: Ditto.
203 * config/arm/arm.c: Ditto.
208 2006-01-31 Nicolas Pitre <nico@cam.org>
210 * arm.md (smaxsi3): Make aware of smax_m1.
213 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
215 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
217 2006-01-31 Richard Guenther <rguenther@suse.de>
219 * doc/invoke.texi (-msselibm): Document.
220 * target.h (expand_library_builtin): New target hook.
221 * builtins.c (expand_builtin): Use expand_library_builtin.
222 (default_expand_library_builtin): New function.
223 * gcc.c (LINK_GCC_MATH_SPEC): Define.
224 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
225 (link_gcc_math_spec): Declare.
226 (static_specs): Add link_gcc_math_spec.
227 * expr.h (default_expand_library_builtin): Declare.
228 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
229 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
230 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
231 * config/i386/i386.opt (msselibm): New target option.
232 * config/i386/i386.c (ix86_builtin_function_variants): New array.
233 (ix86_init_sse_abi_builtins): New function.
234 (ix86_expand_library_builtin): Likewise.
235 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
236 (override_options): Handle error conditions wrt -msselibm.
237 (ix86_builtins): Add function codes for SSE2 ABI builtins.
238 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
239 * doc/extend.texi (__builtin_sse2_*): Document new target specific
242 2006-01-31 Richard Guenther <rguenther@suse.de>
243 Paolo Bonzini <bonzini@gnu.org>
245 * doc/install.texi (--disable-libgcc-math): Document.
247 2006-01-30 Marcin Dalecki <martin@dalecki.de>
249 * expr.h (expand_normal): new inline function.
250 * builtins.c: use it, use EXPAND_NORMAL explicitely.
252 * dwarf2out.c: use it.
257 * config/sparc/sparc.c: use it.
258 * config/i386/i386.c: use it.
259 * config/rs6000/rs6000.c: use it.
260 * config/arm/arm.c: use it.
261 * config/mips/mips.c: use it.
262 * stmt.c: use it, use EXPAND_NORMAL explicitely.
264 2006-01-30 Roger Sayle <roger@eyesopen.com>
266 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
267 argv to the appropriate type.
269 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
271 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
274 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
277 * config/s390/s390.c (struct machine_function): New flag
278 decomposed_literal_pool_addresses_ok_p.
279 (s390_reorg): Set it before final stage of literal pool transforms.
280 (s390_decompose_address): Only accept displacements of the form
281 (minus (label_ref ...) (label_ref ...)) if that flag is set.
283 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
285 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
286 the comparison routine return.
288 2006-01-30 Michael Matz <matz@suse.de>
290 * global.c (find_reg): Only evict for global regs.
291 Take n_refs into account and dump more info.
293 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
296 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
297 (pragma_trap, pragma_nosave_low_regs): Likewise.
298 (current_function_anonymous_args): Likewise.
299 (sh_deferred_function_attributes): New variable.
300 (sh_deferred_function_attributes_tail): Likewise.
301 (print_operand): For '@', look up trap_exit attribute.
302 (calc_live_regs): Look up trapa_handler attribute. For trapa
303 handlers, save/restore fpscr, but don't do any other
304 interrupt-specific saves.
305 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
306 Fix check for partially saved registers to check for SHmedia.
307 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
308 (sh_output_function_epilogue): Don't clear any of the removed
310 (sh_insert_attributes): Don't check pragma_interrupt.
311 Insert deferred attributes. Check that interrupt attribute is
312 present for other attributes that require its presence.
313 (sh_attribute_table): Add new attributes trapa_handler and
315 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
316 Don't check for pragma_interrupt. Don't store argument.
317 * sh.h (pragma_interrupt, sp_switch): Don't declare.
318 (sh_deferred_function_attributes): Declare.
319 (sh_deferred_function_attributes_tail): Likewise.
320 * sh.md (sp_switch_1): Add operand. Change generator caller.
321 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
322 (*return_i): Don't use when trap_exit attribute is in effect.
323 (*return_trapa): New insn pattern.
325 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
326 setting c_target_objs and cxx_target_objs.
327 * t-sh: Add rule for sh-c.o.
329 2006-01-30 Richard Guenther <rguenther@suse.de>
332 * gimplify.c (gimplify_target_expr): Handle easy cases
333 without creating a temporary.
335 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
337 * vec.h (safe_grow): Remove duplicated line.
339 2006-01-29 Diego Novillo <dnovillo@redhat.com>
342 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
343 (expand_omp): ... here.
344 (expand_omp_parallel): Only remove barriers for combined
345 parallel+workshare constructs.
347 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
351 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
352 * tree.c (build_qualified_type): Chain the new type to the original
353 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
354 a POINTER_TYPE or a REFERENCE_TYPE respectively.
355 (build_pointer_type_for_mode): Only return unqualified types.
356 (build_reference_type_for_mode): Likewise.
358 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
360 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
361 * Makefile.in (CXX_COMPAT_WARN): Define.
362 * configure: Regenerate.
364 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
367 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
370 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
372 * toplev.c: Fix thinko.
374 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
375 Marcin Dalecki <martin@dalecki.de>
377 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
378 (push_srcloc): Use XNEW.
379 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
381 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
383 * df-core.c (df_set_blocks): Deleted all variable.
385 2006-01-28 Ian Lance Taylor <ian@airs.com>
387 * cgraphunit.c (cgraph_assemble_pending_functions): Call
388 cgraph_output_pending_asms.
390 2006-01-28 Zack Weinberg <zackw@panix.com>
392 * c.opt: Add -W(no-)overlength-strings.
393 * doc/invoke.texi: Document it.
394 * c-opts.c (c_common_handle_option): -pedantic implies
395 -Woverlength-strings, if not explicitly disabled already.
396 (c_common_post_options): -Woverlength-strings defaults to off, and
397 is always off for C++.
398 * c-common.c (fix_string_type): Issue warning about strings longer
399 than is portable only if warn_overlength_strings. Rearrange code
400 a little for clarity.
401 * configure.in: Check for -Wno-overlength-strings as well before
402 enabling -pedantic in stage 1.
403 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
404 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
406 * genconditions.c (write_header, write_one_condition)
407 (write_conditions, write_writer): Consolidate very long strings
408 that were broken up to fit in C89 portable limit. Don't use
409 printf when fputs will do.
411 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
413 * combine.c (simplify_comparison <AND>): Check
414 TRULY_NOOP_TRUNCATION before start using a subreg.
416 * config/mips/mips.md (*branch_zero<mode>,
417 *branch_zero<mode>_inverted, *branch_equality<mode>,
418 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
419 Remove mode check from comparisons.
421 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
423 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
425 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
427 * expmed.c (const_mult_add_overflow_p): Remove.
428 * expr.h: Remove the prototype for const_mult_add_overflow_p.
430 * recog.c (validate_replace_rtx_subexp): Remove.
431 * recog.h: Remove the prototype for
432 validate_replace_rtx_subexp.
434 * integrate.h: Remove the prototype for
435 copy_decl_for_inlining.
436 * rtl.h: Remove the prototype for mark_constant_function.
437 * tree-vectorizer.h: Remove the prototype for
438 vect_strip_conversion.
440 * modulo-sched.c (create_partial_schedule,
441 free_partial_schedule, reset_partial_schedule): Make them
444 * hooks.c (hook_bool_rtx_int_false): Remove.
445 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
447 2006-01-28 David Edelsohn <edelsohn@gnu.org>
449 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
450 and -mlong-double-128 are incompatible.
451 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
452 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
453 (TARGET_LIBGCC2_CFLAGS): Define.
454 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
455 (TARGET_LIBGCC2_CFLAGS): Same.
456 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
458 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
461 * c-typeck.c (build_binary_op): Perform implicit casts of
462 operands before shortening them.
464 * cfgloopmanip.c (split_loop_bb): Remove.
465 * cfgloop.h: Remove the prototype for split_loop_bb.
467 * cfgloop.c (flow_loop_outside_edge_p): Remove.
468 * cfgloop.h: Remove the prototype for
469 flow_loop_outside_edge_p.
471 * emit-rtl.c (init_virtual_regs): Make it static.
472 * function.h: Remove the prototype for init_virtual_regs.
474 * recog.c (peephole2_optimize): Make it static.
475 * recog.h: Remove the prototype for peephole2_optimize.
477 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
479 * df-scan.c (df_record_entry_block_defs): Check if
480 INCOMING_RETURN_ADDR_RTX is defined.
482 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
483 Kenneth Zadeck <zadeck@naturalbridge.com>
485 PR rtl-optimization/24762
486 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
487 * targhooks.c (hook_void_bitmap): New hook prototype.
488 * targhoohs.h (hook_void_bitmap): Ditto.
489 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
490 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
491 * target.h (live_on_entry): New function pointer.
492 * df-scan.c (df_all_hard_regs): Removed.
493 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
494 (df_scan_free_internal): Added df->entry_block_defs.
495 (df_scan_alloc): Ditto.
496 (df_scan_dump): Ditto.
497 (df_uses_record): Plumbed flag field properly thru calls.
498 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
499 This part fixes PR24762.
500 (df_bb_refs_record): Added code to make the frame and arg
501 pointers live in EH blocks.
502 (df_refs_record): Added call to df_record_entry_block_defs.
503 (df_record_entry_block_defs): New function.
504 * df-core.c: Added comments to describe new artifical defs.
505 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
506 (entry_block_defs): New field in struct df.
507 (df_all_hard_regs): Deleted.
508 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
509 * df-problems.c (df_ru_bb_local_compute_process_def):
510 Added code to handle artifical defs in the entry to a function.
511 (df_ru_bb_local_compute): Ditto.
512 (df_rd_bb_local_compute_process_def): Ditto.
513 (df_rd_bb_local_compute): Ditto.
514 (df_lr_bb_local_compute): Ditto.
515 (df_ur_bb_local_compute): Ditto.
516 (df_urec_bb_local_compute): Ditto.
517 (df_chain_create_bb): Ditto.
518 (df_ur_local_finalize): Removed entry.
519 (df_urec_init): Ditto.
520 (df_urec_local_finalize): Ditto.
521 (df_ri_bb_compute): Added detection of last use of pseudos.
522 * Makefile.in (df-scan.o): Updated dependencies.
523 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
524 * config/mips/mips.c (mips_set_live_on_entry): Added.
525 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
527 * dce.c (marked_insn_p): Added code to handle artifical defs.
529 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
531 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
533 (_mm_cvtsi128_si64): Likewise.
534 (_mm_cvtsd_si64): Likewise.
535 (_mm_cvttsd_si64): Likewise.
536 (_mm_cvtsi64_sd): Likewise.
537 (_mm_cvtsi64_si128): Likewise.
538 * config/i386/mmintrin.h (_m_from_int64): Likewise.
539 (_mm_cvtsi64_m64): Likewise.
540 (_m_to_int64): Likewise.
541 (_mm_cvtm64_si64): Likewise.
542 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
543 (_mm_cvttss_si64): Likewise.
544 (_mm_cvtsi64_ss): Likewise.
545 (_mm_cvtss_f32): Likewise.
547 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
549 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
550 for pragma redefine_extname.
552 2006-01-27 Jakub Jelinek <jakub@redhat.com>
555 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
556 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
557 -mno-minimal-toc to previous content.
558 (bispecs): Remove goal.
559 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
560 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
561 compatibility aliases on powerpc-*-*gnu*.
562 * config/rs6000/libgcc-ppc-glibc.ver: New file.
563 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
564 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
565 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
566 (ldblspecs): New goal.
567 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
568 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
570 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
571 L_sf_to_tf or L_df_to_tf is defined.
573 2006-01-27 David Edelsohn <edelsohn@gnu.org>
574 Alan Modra <amodra@bigpond.net.au>
577 * config/rs6000/linux.h (POWERPC_LINUX): Define.
578 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
579 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
580 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
581 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
582 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
583 (rs6000_override_options): Initialize rs6000_ieeequad.
584 Initialize TFmode format to ibm_extended_format if not
586 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
588 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
589 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
590 (function_arg_advance): IBM long double passed in two FPRs, not
592 (function_arg): IBM long double passed in FPRs.
593 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
594 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
595 Only multireg GPR aligned.
596 (rs6000_init_libfuncs): Enable IBM long double functions if not
598 (rs6000_generate_compare): Use IBM long double compare if not
600 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
601 (TARGET_IEEEQUAD): Define.
602 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
604 * config/rs6000/rs6000.md: Enable TFmode patterns if
606 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
607 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
608 and -mlong-double-128 are incompatible.
609 * doc/invoke.texi (-mabi): Collect options together. Add
610 ibmlongdouble and ieeelongdouble.
612 2006-01-27 Richard Sandiford <richard@codesourcery.com>
614 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
616 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
617 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
618 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
619 * rtl.h (rtunion_def): Remove rt_ptr.
621 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
622 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
623 * config/i386/winnt.c (i386_pe_mark_dllexport)
624 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
626 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
628 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
630 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
634 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
635 pthread_key_delete. From John David Anglin. gthrw-ify
636 pthread_getunique_np only if it it's not a macro. Delete
638 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
639 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
640 __gthread_objc_condition_signal, __gthread_key_delete): Add
641 "__attribute__ ((__unused__))" to unused arguments.
642 (__gthread_recursive_mutex_init_function): Add missing return.
643 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
644 gthr-posix95.h: Use macro-based approach for name redirection
645 on targets missing weakref.
647 2006-01-26 Zack Weinberg <zackw@panix.com>
649 * genconditions.c (write_header): In generated code, #ifdef out
650 all includes and fake declarations, except includes of bconfig.h
651 and system.h, unless GCC_VERSION >= 3001. Do not include
652 gensupport.h in any case.
653 (write_conditions): Generate a definition of struct c_test. Add
654 a comment to the generated #endif.
655 (write_one_condition): Escape backslashes in string too.
656 (write_writer): Generated code must escape backslashes and quote
657 marks (but not newlines) in the strings it writes.
658 * Makefile.in (build/gencondmd.o): Update dependencies.
660 2006-01-26 Steve Ellcey <sje@cup.hp.com>
663 * Makefile.in (insn-automata.o): Add header file dependencies.
664 * genautomata.c: Add includes.
666 2006-01-26 Steve Ellcey <sje@cup.hp.com>
669 * Makefile.in (insn-automata.o): Add -Wno-error flag.
671 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
673 * configure.ac: Expect target tools paths to be passed from the toplevel
674 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
676 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
678 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
681 * c.opt (Wpointer-sign): Init to -1.
682 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
683 OPT_pedantic, to 0 otherwise.
684 * doc/invoke.texi: Update.
686 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
688 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
689 constants provided by 80387 instructions in the destination mode.
691 2006-01-26 Richard Guenther <rguenther@suse.de>
692 Andrew Pinski <pinskia@physics.uc.edu>
695 partial PR tree-opt/17064
696 * tree-ssa-structalias.c (intra_create_variable_infos):
697 Create heap variables for incoming parameters if
698 flag_argument_noalias > 1.
699 (find_what_p_points_to): Look through default defs of
702 2006-01-26 Jeff Law <law@redhat.com>
705 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
706 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
707 within the VR_RANGE, use the VR_RANGE as the result, not the
709 (adjust_range_with_scev): Reject ranges from SCEV which are out
710 of bounds for the type.
712 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
714 * tree-ssa-alias.c (maybe_create_global_var): Change
715 subvar walking to an assertion that we don't have subvar'd variables.
717 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
720 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
721 Use a new variable, inner. PARM_DECLs are always non-weak.
723 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
725 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
728 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
730 * config/mips/mips.md (*clear_upper32): New combiner pattern.
732 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
734 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
735 (smax_insn, smin_insn, smax_0, smin_0): New.
737 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
740 * config/cris/cris.c (cris_order_for_addsi3): New function.
741 * config/cris/cris-protos.h: Prototype it.
742 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
743 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
744 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
745 (split for "op.S1 [rx=rx+i],ry (swapped)")
746 (split for "op(s|u).S1 [rx=rx+i],ry")
747 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
748 Apply cris_order_for_addsi3 when generating addsi3 insns.
750 2006-01-25 Diego Novillo <dnovillo@redhat.com>
752 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
753 (TREE_BLOCK): Add call to EXPR_CHECK.
755 2006-01-25 Diego Novillo <dnovillo@redhat.com>
758 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
759 * tree-pretty-print.c (dump_omp_clause): Extract from ...
760 (dump_omp_clauses): ... here.
761 (dump_generic_node): Handle OMP_CLAUSE.
762 * tree.c (omp_clause_num_ops): New.
763 (omp_clause_code_name): New.
764 (tree_code_size): Handle OMP_CLAUSE.
765 (tree_size): Likewise.
766 (make_node): Document handling of OMP_CLAUSE.
767 (tree_node_structure): Handle OMP_CLAUSE.
768 (omp_clause_check_failed): New.
769 (omp_clause_range_check_failed): New.
770 (omp_clause_operand_check_failed): New.
771 (build_omp_clause): New.
772 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
773 * tree.h (enum omp_clause_code): Declare.
774 (OMP_CLAUSE_SUBCODE_CHECK): Define.
775 (OMP_CLAUSE_RANGE_CHECK): Define.
776 (OMP_CLAUSE_ELT_CHECK): Define.
777 (omp_clause_check_failed): Declare.
778 (omp_clause_operand_check_failed): Declare.
779 (omp_clause_range_check_failed): Declare.
780 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
781 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
782 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
783 (OMP_CLAUSE_LASTPRIVATE): Likewise.
784 (OMP_CLAUSE_IF_EXPR): Likewise.
785 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
786 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
787 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
788 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
789 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
790 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
791 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
792 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
793 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
794 (OMP_CLAUSE_CODE): Define.
795 (OMP_CLAUSE_SET_CODE): Define.
796 (OMP_CLAUSE_CODE): Define.
797 (OMP_CLAUSE_OPERAND): Define.
798 (struct tree_omp_clause): Declare.
799 (union tree_node): Add field 'omp_clause'.
800 * treestruct.def (TS_OMP_CLAUSE): Define.
801 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
802 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
803 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
804 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
805 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
806 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
807 (OMP_CLAUSE): Define.
808 * print-tree.c (print_node): Handle OMP_CLAUSE.
809 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
810 * c-typeck.c: Likewise.
811 * gimplify.c: Likewise.
813 * tree-nested.c: Likewise.
814 * tree-inline.c: Likewise.
815 * c-parser.c: Likewise.
816 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
819 2006-01-25 Roger Sayle <roger@eyesopen.com>
821 PR rtl-optimization/25703
822 * combine.c (try_combine): Handle zero_extract and strict_low_part
823 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
825 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
827 * global.c: Fix comment typos.
829 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
832 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
833 Use output_addr_const instead of assemble_name.
835 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
837 * Makefile.in (sched-vis.o): Update dependencies.
838 * haifa-sched.c (sched_finish): Clear current_sched_info.
839 * cfg.c (dump_bb_info): New, split from dump_flow_info.
840 (dump_flow_info): Call it.
841 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
843 * basic-block.h (dump_bb_info): Declare.
844 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
845 option, and apply options only for dump files whose TDF_RTL,
846 TDF_TREE, or TDF_IPA bits match.
847 * rtl.h: Declare new functions exported from sched-vis.c.
848 * sched-vis.c: Enable also if scheduling is not used.
849 (print_value): Print the mode of registers if not inside scheduling.
850 (print_insn): Make it work outside the scheduler. Beautify the output
852 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
854 2006-01-25 Richard Sandiford <richard@codesourcery.com>
856 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
857 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
858 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
859 depending on the value of CONSTANT_POOL_ADDRESS_P.
860 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
862 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
863 rather than SYMBOL_REF_DECL.
864 (rtx_constant_pool): Remove const_rtx_sym_htab.
865 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
866 (init_varasm_status): Don't initialize const_rtx_sym_htab.
867 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
868 Remove handling of const_rtx_sym_htab.
869 (find_pool_constant): Delete.
870 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
871 rather than find_pool_constant.
872 (get_pool_constant_for_function): Delete.
873 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
875 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
876 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
877 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
878 (SYMBOL_REF_CONSTANT): New macro.
879 (get_pool_constant_for_function): Delete.
880 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
881 rather than SYMBOL_REF_DECL.
882 (i386_pe_mark_dllimport): Likewise.
883 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
884 rather than SYMBOL_REF_DECL.
885 * config/darwin.c (machopic_indirect_data_reference): Likewise.
886 (machopic_indirect_call_target): Likewise.
888 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
890 * flow.c (delete_noop_moves): Add missing EOL to dump message.
892 2006-01-25 Richard Sandiford <richard@codesourcery.com>
894 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
896 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
898 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
900 2006-01-24 David Daney <ddaney@avtrex.com>
903 * configure.ac (enable_tls): New enable option.
904 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
905 * configure: Regenerate.
906 * doc/install.texi (--enable-tls): Document new option.
907 (--disable-tls): Ditto.
909 2006-01-24 Richard Henderson <rth@redehat.com>
911 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
912 * alias.c (true_dependence): Respect it.
913 (canon_true_dependence, write_dependence_p): Likewise.
914 * builtins.c (get_builtin_sync_mem): Set it.
916 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
918 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
921 2006-01-24 DJ Delorie <dj@redhat.com>
923 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
924 for storing constants in single-bit bitfields.
926 2006-01-25 Ben Elliston <bje@au.ibm.com>
928 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
930 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
933 * tree-ssa-pre.c (phi_translate): Return NULL
934 for AGGREGATE_TYPE's.
936 2006-01-24 Zack Weinberg <zackw@panix.com>
938 * genautomata.c (process_state_for_insn_equiv_partition):
939 Use xcalloc for insn_arcs_array.
940 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
941 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
943 2006-01-24 Richard Henderson <rth@redhat.com>
945 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
948 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
950 PR rtl-optimization/25890
951 PR rtl-optimization/25905
952 * combine.c (expand_compound_operation, expand_field_assignment):
953 Fail if the bitfield's final position is out of bounds.
955 2006-01-24 Ian Lance Taylor <ian@airs.com>
958 * cgraphunit.c (cgraph_output_in_order): Don't clear
959 cgraph_asm_nodes until after asm strings have been output.
961 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
963 * fix-header.c (read_scan_file): Add new parameter imultilib when
964 calling register_include_chains.
966 2006-01-23 Diego Novillo <dnovillo@redhat.com>
968 * omp-low.c: Update documentation.
970 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
971 Daniel Berlin <dberlin@dberlin.org>
975 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
976 return from the function.
978 2006-01-22 Zack Weinberg <zackw@panix.com>
980 * rtl.def (match_code): Add second argument.
981 * genpreds.c (write_extract_subexp): New function.
982 (write_match_code): Add path argument. Use write_extract_subexp.
983 (write_predicate_expr): Pass path to write_match_code.
984 (mark_mode_tests): MATCH_CODE applied to a subexpression does
985 not perform a mode test.
986 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
987 a subexpression does not constrain the top-level code set.
988 * read-rtl.c (read_rtx_variadic): New function.
989 (read_rtx_1): Use it; allow AND and IOR to be variadic.
990 * doc/md.texi: Document new notation.
991 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
992 (cmpsi_operand): ... here, using new notation.
994 2006-01-22 Zack Weinberg <zackw@panix.com>
996 * varray.c: Remove GENERATOR_FILE #ifdefs.
998 2006-01-22 Zack Weinberg <zackw@panix.com>
1000 * genautomata.c (output_reserved_units_table): Emit nothing if
1001 description->query_units_num is zero. Remove extra blank line.
1002 (output_cpu_unit_reservation_p): Short circuit
1003 if description->query_units_num is zero.
1005 2006-01-22 Zack Weinberg <zackw@panix.com>
1007 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1008 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1009 nor any of the random handful of variables that used to be necessary
1010 when this program was linked with rtlanal.o. Prune set of forward
1011 function declarations.
1012 (struct attr_desc): Remove static_p field.
1013 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1014 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1015 (attr_string): Do not read the character one past the length of
1017 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1018 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1019 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1020 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1021 (make_automaton_attrs): New.
1022 (main): Do not call into genautomata. Call local gen_bypass
1023 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1024 Remove special case for insn_alts.
1025 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1026 varray.h (leftover from previous change). Prune set of forward
1027 function declarations. Remove state_alts fields from all
1028 structures. Remove state_alts_table from struct automaton.
1029 Make everything except main static. Do not maintain num_dfa_decls.
1030 Do not maintain state_alts fields of various structures.
1031 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1032 (add_arc): Remove state_alts argument. All callers updated.
1033 (output_reserved_units_table): Emit #ifdef here...
1034 (output_tables): ...not here. Don't generate state_alts tables.
1035 (expand_automata): Don't generate attributes.
1036 (write_automata): Don't generate state_alts functions.
1037 (main): New function.
1038 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1039 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1040 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1041 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1042 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1043 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1044 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1045 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1047 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1048 * genattrtab.h: Delete file.
1049 * Makefile.in (OBJS-common): Add insn-automata.o.
1050 (insn-automata.o): New rule.
1051 (simple_generated_c): Add insn-automata.c.
1052 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1053 (genprogmd): Add automata.
1054 (build/genattrtab): Needs no extra objects nor libraries.
1055 (build/genautomata): Needs build/vec.o and -lm.
1057 2006-01-22 Zack Weinberg <zackw@panix.com>
1059 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1060 (output_dfa_max_issue_rate, locked_states_num): Delete.
1061 (struct automaton): Add locked_states field.
1062 (output_dead_lock_vect): Save number of locked states in
1063 automaton->locked_states. If it is zero, don't print anything.
1064 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1065 (output_internal_dead_lock_func): Only test the dead_lock_vect
1066 for automata that have locked states.
1067 (output_statistics): Always print the number of locked states for
1068 each automaton. Calculate total number of locked states here.
1069 (write_automata): Don't call output_dfa_max_issue_rate.
1070 * genattrtab.c: Define length_unit_log as a const variable.
1071 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1072 max_insn_queue_index const.
1073 * final.c (length_unit_log): Declare const.
1074 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1076 2006-01-22 Zack Weinberg <zackw@panix.com>
1078 * genautomata.c: Include vec.h, not varray.h.
1079 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1080 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1081 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1082 VEC_* macros operating on appropriately typed vectors, or to
1083 malloced arrays when the size is known in advance. Const-ify
1084 many char* variables and function arguments. No functional changes.
1085 * Makefile.in (build/varray.o): Delete rule.
1086 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1087 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1089 2006-01-22 Zack Weinberg <zackw@panix.com>
1091 * gensupport.c: Define get_insn_name and record_insn_name here.
1092 (read_md_rtx): Call record_insn_name as appropriate.
1093 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1094 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1095 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1097 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1098 (BUILD_VARRAY): Delete.
1099 (genprognormal): Rename genprogmd. Fold in all programs from
1100 genprognoprint; also attrtab.
1101 (build/genattrtab): Just mention genautomata.o and varray.o.
1102 Reorganize a bit, add comments to make the categories clearer.
1104 2006-01-22 Zack Weinberg <zackw@panix.com>
1106 * genconditions.c (condition_table, add_condition): Delete.
1107 (write_conditions): Don't emit n_insn_conditions nor
1108 insn_elision_unavailable. Issue the gcc version #ifdef here,
1109 inside the table, with no #else clause ...
1110 (write_header): ...not here.
1111 (write_writer): New function.
1112 (main): Don't initialize condition_table. Use add_c_test.
1114 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1115 files on the command line.
1116 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1117 Return -1 if there is no entry in the table, don't abort.
1118 (add_c_test, traverse_c_tests): New functions.
1119 * gensupport.h (insn_elision_unavailable, insn_conditions)
1120 (n_insn_conditions): Delete declarations.
1121 (add_c_test, traverse_c_tests): Declare.
1122 * read-rtl.c: Include gensupport.h.
1123 (read_conditions): New function.
1124 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1125 (read_rtx_1): If we get EOF when we were looking for an initial
1126 open paren, return 0. Call read_conditions when appropriate.
1127 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1128 dummy-conditions.o. Eliminate references to insn-conditions.o,
1129 or change them to build/gencondmd.o, as appropriate. Remove
1130 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1131 from $(simple_generated_c). For all files remaining in those
1132 two lists, add insn-conditions.md to the generator command line.
1133 Give insn-constants.h/s-constants their own rules. Add rules
1134 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1135 (build/read-rtl.o): Depend on gensupport.h.
1136 (genprognormal): Include preds.
1137 (genprogearly): Rename genprognoprint; only difference is now that
1138 they don't link with $(BUILD_PRINT).
1139 * dummy-conditions.c: Delete.
1141 2006-01-22 Zack Weinberg <zackw@panix.com>
1143 * genextract.c: Don't include insn-config.h. Do include vec.h.
1144 Declare vectors of int, char, and locstr.
1145 (locstr): New typedef.
1146 (struct extraction): Make all array fields into bare pointers.
1147 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1148 (insn_code_number): Delete.
1149 (accum_extract): New struct.
1150 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1151 (gen_insn): Take insn_code_number as an argument. Use an
1152 accum_extract structure instead of loading data directly into
1153 a struct extraction, and having to know how big it might get.
1154 (walk_rtx): Operate entirely on an accum_extract structure.
1155 (print_path): Avoid unnecessary use of printf.
1156 (print_header): New function, split out of main. Distinguish
1157 more carefully between an unrecognizable insn and an insn that
1158 has the code number of a define_expand.
1159 (main): Pass insn_code_number to gen_insn. Call print_header
1160 only after parsing. Avoid unnecessary use of printf.
1161 * Makefile.in (build/vec.o): New rule.
1162 (build/genextract): Depend on build/vec.o.
1163 (build/genextract.o): Don't depend on insn-config.h.
1165 2006-01-22 Zack Weinberg <zackw@panix.com>
1167 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1168 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1169 practical. Eliminate per-generator-program link rules.
1171 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1174 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1175 with a call expr to ...
1176 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1178 2006-01-23 Richard Guenther <rguenther@suse.de>
1180 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1181 before make_edge with conditional EDGE_TRUE_VALUE.
1183 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1184 Jan Hubicka <jh@suse.cz>
1185 Richard Guenther <rguenther@suse.de>
1187 PR rtl-optimization/25654
1188 * cfgexpand.c (aggregate_contains_union_type): New function.
1189 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1190 for structure variables that contain a union type.
1192 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1194 * gengtype.c (new_structure): Return the structure.
1195 (create_option): Add an extra "next" argument.
1196 (create_field): New function.
1197 (adjust_field_rtx_def): Use create_option and create_field.
1198 Remove a now-unnecessary call to find_structure.
1199 (adjust_field_tree_def): Likewise.
1200 (note_yacc_type): Remove an unnecessary call to find_structure.
1201 * gengtype.h (new_structure): Return the structure.
1202 (create_option): Add an extra argument.
1203 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1204 (option): Adjust calls to create_option.
1206 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1208 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1210 2006-01-22 Paul Brook <paul@codesourcery.com>
1211 Peter Barada <peter@the-baradas.com>
1213 * config/m68k/m68k.md: Add Coldfire FPU support.
1214 Define FP mode macro and associated attributes.
1215 Use it for float mode patterns.
1216 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1217 (LIBCALL_VALUE): Use m68k_libcall_value.
1218 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1219 (m68k_function_value): Ditto.
1220 (emit_move_sequence): Ditto.
1221 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1222 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1223 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1224 (MULTILIB_EXCEPTIONS): Ditto.
1225 * config/m68k/m68k.opt: Add mcfv4e.
1226 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1227 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1228 (m68k_output_function_prologue): Save ColdFire FPU registers.
1229 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1230 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1231 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1232 ColdFire FPU registers.
1233 (m68k_libcall_value, m68k_function_value): New functions.
1234 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1235 (LIBCALL_VALUE): Use m68k_libcall_value.
1236 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1237 (MASK_COLDFIRE): Add MASK_CFV4E.
1238 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1239 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1240 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1241 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1242 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1243 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1244 * doc/invoke.tex: Document -mcfv4e on m68k.
1246 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1248 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1251 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1254 * c-opts.c (c_common_handle_option): Don't include
1255 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1256 * doc/invoke.texi (C++ Dialect Options): Document that
1257 -Wnon-virtual-dtor is no longer included in -Wall.
1259 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1261 * gcov.c (print_version), gcov-dump.c (print_version),
1262 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1265 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1267 * df-scan.c (problem_SCAN): Added NULL reset function.
1268 (df_scan_reset_blocks): Added code to call reset block function
1269 (df_bb_refs_delete) Fixed comment.
1270 (df_insn_refs_delete): Made tolerant of deleting non existent info
1271 for dataflow problems that need to be reset.
1272 * df-core.c (df_set_blocks): Ditto.
1273 * df.h (struct df_problem): Added reset_fun.
1274 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1275 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1276 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1277 functions to clear out all references to def-use or use-def chains.
1279 2006-01-21 Ben Elliston <bje@au.ibm.com>
1281 * varasm.c (assemble_real): Initialise data array.
1283 2006-01-20 Paul Brook <paul@codesourcery.com>
1285 Merge from csl-arm-branch.
1286 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1287 * config/arm/arm.md (movdi): Force operands[1] to a register
1288 if we have a non-register source.
1289 (*arm_movdi, *movdf_soft_insn): Require that one of the
1290 operands be a register.
1291 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1292 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1294 2006-01-20 DJ Delorie <dj@redhat.com>
1296 * varasm.c (initialize_constant_valid_p): Allow pointers
1297 initialized from integer constants of lesser precision.
1298 (output_constant): Allow non-int-sized pointer modes to be
1299 initialized from integer constants.
1301 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1304 * cppdefault.h (struct default_include): Add multilib flag.
1305 * cppdefault.c (cpp_include_defaults): Set it.
1306 * c.opt (-imultilib): New option.
1307 * c-opts.c (imultilib): New.
1308 (c_common_handle_option): Handle -imultilib.
1309 (c_common_post_options): Likewise.
1310 * c-incpath.c (add_standard_paths, register_include_chains):
1312 * c-incpath.h (register_include_chains): Add extra parameter.
1313 * gcc.c (do_spec_1): Generate -imultilib option.
1314 (The Specs Language): Update %I description.
1315 (process_command): Update copyright notice.
1316 * doc/cppopts.texi (-imultilib): Document.
1317 * doc/invoke.texi (-imultilib): Include in option summary.
1318 (%I): Update specs documentation.
1320 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1322 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1324 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1326 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1329 2006-01-20 Richard Guenther <rguenther@suse.de>
1330 Steven Bosscher <stevenb.gcc@gmail.com>
1332 PR rtl-optimization/24626
1333 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1334 EDGE_TRUE_VALUE if in RTL mode.
1337 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1338 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1340 2006-01-20 Dirk Mueller <dmueller@suse.com>
1343 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1344 instead of a special NOP marker.
1345 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1346 NOP marker handling.
1347 * c-common.h (empty_body_warning): Add forward declaration.
1348 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1349 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1351 2006-01-20 Paul Brook <paul@codesourcery.com>
1353 * Makefile.in (lang_checks): Keep going if mkdir fails.
1355 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1357 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1358 be able to clean out basic block when not necessary.
1359 (df_scan_free): Fixed to properly delete information if df is
1360 unused before calling df_finish.
1361 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1362 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1364 (df_bb_refs_delete): New function.
1365 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1366 * df-core.c (df_set_blocks): Added code to properly clean out
1367 unused blocks if they are not part of the blocks to consider.
1368 Added additional null check.
1369 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1370 be able to clean out basic block when not necessary
1371 * df.h (df_free_bb_function): Ditto.
1372 (df_bb_refs_delete): New function.
1373 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1374 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1375 basic block parameter to be able to clean out basic block when not
1377 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1378 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1379 Fixed to properly delete information if df is unused before
1382 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1384 PR rtl-optimization/25799
1385 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1386 Corrected confluence operator to remove bits from op2 before oring
1387 with op1 rather than removing bits from op1.
1388 (df_ru_transfer_function): Corrected test on wrong bitmap which
1389 caused infinite loop. Both of these problems were introduced in
1390 the dataflow rewrite.
1392 2006-01-19 DJ Delorie <dj@redhat.com>
1394 * reload1.c (find_reload_regs): Note the details of reload
1395 failures in the dump file.
1396 (spill_failure): Likewise.
1398 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1400 * loop-iv.c: Include df.h and hashtab.h.
1401 (enum iv_grd_result): New enum.
1402 (DF_REF_IV, DF_REF_IV_SET): New macros.
1403 (struct biv_entry): New.
1404 (df, bivs): New global variables.
1405 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1406 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1408 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1409 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1410 analyzed_for_bivness_p, record_biv): New functions.
1411 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1412 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1413 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1415 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1417 (iv_number_of_iterations): Use new interface to iv analysis.
1418 * loop-unroll.c: Do not include varray.h.
1419 (analyze_iv_to_split_insn): Use new interface to iv
1421 * loop-unswitch.c (may_unswitch_on): Ditto.
1422 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1424 (df_bb_modify): Realloc tables to the new index.
1425 (df_find_use): New function.
1426 * df.h (df_find_use): Declare.
1427 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1429 * cfgloop.h (struct rtx_iv): Remove analysed field.
1430 (iv_get_reaching_def): Removed.
1431 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1432 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1433 (loop-iv.o): Add df.h and hashtab.h dependency.
1434 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1436 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1438 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1440 (__floatundisf, __floatundidf): Likewise.
1441 * libgcc2.h (IS_IBM_EXTENDED): Define.
1443 2006-01-19 DJ Delorie <dj@redhat.com>
1445 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1447 2006-01-19 Paul Brook <paul@codesourcery.com>
1449 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1450 as nothrow when unwinding tables are disabled.
1452 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1455 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1456 of bit-field" when in system header.
1458 2006-01-19 DJ Delorie <dj@redhat.com>
1460 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1461 the 16 bit shift limit of the m16c.
1463 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1466 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1467 * config/i386/i386.c (output_set_got): Output the label if we have one
1468 for the TARGET_DEEP_BRANCH_PREDICTION case.
1470 2006-01-19 Jan Hubicka <jh@suse.cz>
1471 H.J. Lu <hongjiu.lu@intel.com>
1472 Evandro Menezes <evandro.menezes@amd.com>
1474 * invoke.texi (generic): Document
1476 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1477 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1478 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1479 (x86_use_incdec, x86_pad_returns): New variables
1480 (TARGET_CPU_DEFAULT_generic): New constant
1481 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1482 (enum processor_type): Add generic32 and generic64.
1483 * i386.md (cpu attribute): Add generic32/generic64
1484 (movhi splitter): Behave sanely when both partial_reg_dependency and
1485 partial_reg_stall are set.
1486 (K8 splitters): Enable for generic as well.
1487 * predicates.md (incdec_operand): Use TARGET_INCDEC
1488 (aligned_operand): Avoid memory mismatch stalls.
1489 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1490 * ppro.md: Enable for generic32
1491 * i386.c (generic64_cost, generic32_cost): New.
1492 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1493 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1494 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1495 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1496 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1497 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1498 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1499 x86_accumulate_outgoing_args, x86_prologue_using_move,
1500 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1501 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1503 (x86_use_incdec, x86_pad_returns): New.
1504 (override_options): Add generic32 and generic64, translate "generic"
1505 to generic32/generic64 and "i686" to "generic32", refuse
1506 "generic32"/"generic64" as arch target.
1507 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1508 (ix86_reorg): Honor PAD_RETURNS.
1510 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1512 * tree-pretty-print.c (dump_generic_node): Handle
1513 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1514 * cgraph.c (cgraph_expand_queue): Rename from
1515 cgraph_analyze_queue. Update all users.
1516 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1517 cgraph_expand_queue.
1518 (cgraph_expand_all_functions): Likewise.
1519 (cgraph_finalize_pending_functions): Remove. Update callers.
1521 * tree.h (OMP_DIRECTIVE_P): Define.
1522 (OMP_PARALLEL_FN): Define.
1523 (OMP_PARALLEL_DATA_ARG): Define.
1524 (OMP_SECTIONS_SECTIONS): Define.
1525 * tree-pass.h (pass_expand_omp): Declare.
1526 * omp-low.c (struct omp_region): Declare.
1527 (struct omp_context): Remove fields 'parallel_type',
1528 'parallel_start_ix' and 'parallel_start_additional_args'.
1530 (struct omp_for_data): Rename from struct expand_omp_for_data.
1531 (omp_regions): New static variable.
1532 (root_omp_region): New static variable.
1533 (find_omp_clause): Make static.
1534 (is_in_combined_parallel_ctx): Remove.
1535 (is_combined_parallel): New.
1536 (extract_omp_for_data): Move earlier in the file.
1537 (workshare_safe_to_combine_p): New.
1538 (get_ws_args_for): New.
1539 (determine_parallel_type): Move earlier in the file.
1540 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1542 (omp_copy_decl): Likewise.
1543 (create_omp_child_function): Likewise.
1544 (lookup_omp_region): New.
1545 (dump_omp_region): New.
1546 (debug_omp_region): New.
1547 (debug_all_omp_regions): New.
1548 (new_omp_region): New.
1549 (scan_omp_parallel): If parallel_nesting_level > 1, the
1550 directive is nested within another parallel directive.
1551 Set OMP_PARALLEL_FN.
1552 (scan_omp_for): Do not try to handle combined parallel+for
1554 Remove FIXME comment.
1555 (scan_omp_nested): Remove.
1556 (scan_omp_1): Do not call scan_omp_nested when
1557 parallel_nesting_level is > 1.
1558 Do not change the DECL_CONTEXT of local variables found.
1559 (lookup_decl_in_outer_ctx): New.
1560 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1561 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1562 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1563 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1564 If CTX is nested, lookup VAR in the outer context when
1565 building copy assignment.
1566 (lower_send_clauses): Rename from expand_send_clauses.
1567 If CTX is nested, lookup VAR in the outer context when
1568 building copy assignments.
1569 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1570 If CTX is nested, lookup VAR in the outer context when
1571 building copy assignments.
1572 (expand_parallel_call): Rename from build_parallel_call.
1573 Handle combined parallel+workshare cases.
1574 Re-implement to emit code into the CFG.
1576 (expand_omp_parallel): Re-implement to emit code into the CFG.
1577 Call move_sese_region_to_fn to outline the sub-graph
1578 containing the parallel region.
1579 (expand_omp_for_1): Remove.
1580 (expand_omp_for_generic): Re-implement to emit code into the
1582 (expand_omp_for_static_nochunk): Likewise.
1583 (expand_omp_for_static_chunk): Likewise.
1584 (expand_omp_for): Likewise.
1585 (expand_omp_sections): Likewise.
1586 (remove_exit_barriers): New.
1587 (expand_omp_synch): New.
1589 (build_omp_regions_1): New.
1590 (build_omp_regions): New.
1591 (execute_expand_omp): New.
1592 (gate_expand_omp): New.
1593 (pass_expand_omp): Define.
1594 (lower_omp_sections): Rename from expand_omp_sections.
1595 Set OMP_SECTIONS_SECTIONS.
1596 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1597 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1598 (lower_omp_single): Rename from expand_omp_simple.
1599 (lower_omp_master): Rename from expand_omp_master.
1600 (lower_omp_ordered): Rename from expand_omp_ordered.
1601 (lower_omp_critical): Rename from expand_omp_critical.
1602 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1603 (lower_omp_for): Re-implement.
1604 (lower_omp_parallel): Re-implement.
1605 (lower_regimplify): Rename from expand_regimplify.
1606 (lower_omp_1): Rename from expand_omp_1.
1607 If there are syntax errors in the program, replace every
1608 OpenMP directive with NOP.
1609 Call lower_omp_* instead of expand_omp_*.
1610 (lower_omp): Rename from expand_omp.
1612 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1613 * tree-gimple.h (enum omp_parallel_type): Remove.
1614 (gimple_boolify): Declare extern.
1615 (find_omp_clause, determine_parallel_type): Remove.
1617 * gimple-low.c (lower_omp_directive): New.
1618 (lower_stmt): Call it.
1619 (record_vars_into): Move from ...
1620 (record_vars): ... here.
1621 Call record_vars_into with current_function_decl.
1623 * gimplify.c (struct gimplify_ctx): Remove fields
1624 combined_pre_p and combined_ctxp. Update users.
1625 (get_formal_tmp_var): Add documentation.
1626 (gimple_boolify): Make extern.
1627 (gimplify_expr_in_ctx): Remove. Update callers.
1628 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1629 will always be a BIND_EXPR.
1630 (gimplify_expr): Handle OMP_RETURN_EXPR.
1631 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1632 (OMP_PARALLEL): Add 3 operands.
1633 (OMP_SECTIONS): Add 1 operand.
1634 (OMP_RETURN_EXPR): Define.
1636 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1637 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1638 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1639 creating a circular free list.
1640 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1642 * tree-flow.h (move_sese_region_to_fn): Declare.
1643 (record_vars_into): Declare.
1644 * tree-cfg.c (make_omp_sections_edges): New.
1645 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1646 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1647 OMP_SECTIONS and OMP_SECTION.
1648 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1649 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1650 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1651 (gather_blocks_in_sese_region): New.
1652 (struct move_stmt_d): Declare.
1654 (move_block_to_fn): New.
1655 (move_sese_region_to_fn): New.
1657 * passes.c (init_optimization_passes): Schedule
1658 pass_expand_omp after pass_init_datastructures.
1660 * tree-ssa-operands.c (get_expr_operands): Handle
1661 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1662 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1664 2006-01-19 Jeff Law <law@redhat.com>
1666 * tree-vrp.c (extract_range_from_assert): Refine the result range
1667 if the variable referenced by the ASSERT_EXPR has a range and
1668 either the tentative result range or the previous range is a
1671 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1673 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1675 2006-01-19 Jan Hubicka <jh@suse.cz>
1677 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1679 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1681 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1682 (expand_compound_operation, expand_field_assignment): Fail if the
1683 bit lengths of an extract operation are out of range.
1684 (make_extraction): Compute wanted_inner_mode based on the position
1685 and length of the extraction. Make it extraction_mode for non-constant
1686 positions, and do not modify offset in that case. When generating a
1687 new MEM, use a mode that can hold the extraction while keeping correct
1688 alignment. Remove code that supported MEMs wrapped by USEs.
1689 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1691 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1693 * config/s390/s390.md ("Y", "y"): New mode attribute.
1694 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1695 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1696 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1697 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1698 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1699 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1700 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1701 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1702 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1703 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1704 "addsi3", "subsi3"): Insn patterns removed.
1705 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1706 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1707 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1708 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1709 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1710 "*sub<mode>3_cconly2"): New insn patterns.
1711 ("addsi3", "subsi3"): New expanders.
1713 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1715 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1716 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1717 existing STMT_VINFO_VECTYPE if available.
1718 (vect_mark_relevant): Add special handling for stmts that are
1719 marked as STMT_VINFO_IN_PATTERN_P.
1720 (vect_analyze_loop): Call vect_pattern_recog.
1721 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1722 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1724 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1725 (vect_recog_func_ptr): New function-pointer type.
1726 * tree-vect-patterns.c: New file.
1727 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1728 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1729 (vect_pattern_recog_1): New functions.
1730 (vect_pattern_recog_funcs): New array of function pointers.
1732 * tree-vectorizer.h (ternary_op): New enum value.
1733 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1734 declaration. Revised documentation. Removed redundant dump prints.
1735 Removed redundant argument. Added support for reduction patterns.
1736 (vectorizable_reduction): Added support for reduction patterns.
1737 (vect_transform_stmt): Added support for patterns.
1739 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1740 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1741 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1742 (expand_widen_pattern_expr): New function.
1743 (init_optabs): Initialize new optabs udot_prod_optab,
1745 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1746 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1747 (expand_widen_pattern_expr): New function declaration.
1748 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1750 * tree-inline.c (estimate_num_insns_1): Added cases for new
1751 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1752 * tree-pretty-print.c (dump_generic_node): Likewise.
1753 (op_prio): Likewise.
1754 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1755 * tree-ssa-operands.c (get_expr_operands): Added case for
1757 * tree-vect-patterns.c (widened_name_p): New function.
1758 (vect_recog_dot_prod_pattern): Added function implementation.
1759 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1760 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1761 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1762 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1764 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1765 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1766 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1767 (init_optabs): Initialize new optabs widen_ssum_optab,
1769 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1770 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1771 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1772 use instead of type of def.
1773 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1774 function implementation.
1775 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1776 widen_ssumv8hi): New.
1778 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1781 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1784 * c-decl.c (add_flexible_array_elts_to_size): New function.
1785 (finish_decl): Use it.
1787 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1789 * diagnostic.h: Include options.h.
1790 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1791 dependancies for diagnostic.h.
1792 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1794 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1796 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1797 (ssa_ro_call_cache_valid): Ditto.
1798 * tree-ssa-alias.c (sort_tags_by_id): New function.
1799 (init_transitive_clobber_worklist): Ditto.
1800 (add_to_worklist): Ditto.
1801 (mark_aliases_call_clobbered): Ditto.
1802 (compute_tag_properties): Ditto.
1803 (set_initial_properties): Ditto.
1804 (compute_call_clobbered): Ditto.
1805 (compute_may_aliases): Call compute_call_clobbered and grouping.
1806 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1807 (compute_flow_insensitive_aliasing): Grouping now happens in our
1809 (setup_pointers_and_addressables): Remove clobbering related code.
1810 (add_may_alias): Ditto.
1811 (replace_may_alias): Ditto.
1812 (get_nmt_for): Ditto.
1813 (create_global_var):
1814 (is_escape_site): Return an escape_type enumeration.
1815 * tree-flow-inline.h (is_call_clobbered): Global var does not
1816 imply call clobbered.
1817 (mark_call_clobbered): Take a reason for marking this. Remove
1818 marking of globalness, and cache invalidation.
1819 (clear_call_clobbered): Remove cache invalidation code.
1820 * tree-dfa.c (dump_variable): If details is on, dump the reason
1822 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1824 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1825 (struct var_ann_d): Ditto.
1826 (enum escape_type): New.
1827 (mark_call_clobbered): Adjust prototype.
1828 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1829 are never call clobbered.
1830 Record reasons for escaping.
1831 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1832 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1833 (ssa_ro_call_cache_valid): Ditto.
1834 (clobbered_v_may_defs): Ditto.
1835 (clobbered_vuses): Ditto.
1836 (ro_call_vuses): Ditto.
1837 (clobber_stats): New.
1838 (init_ssa_operands): Zero out clobber stats.
1839 (fini_ssa_operands): Print out clobber stats.
1840 (get_call_expr_operands): Pass callee fndecl to
1842 (add_call_clobber_ops): Remove use of cache.
1843 Add use of PURE_CONST information.
1844 (add_call_read_ops): Remove use of cache.
1845 Add use of static not_read information.
1847 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1849 Introduce TLS descriptors for i386 and x86_64.
1850 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1851 (TARGET_ANY_GNU_TLS): New macro.
1852 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1853 (struct machine_function): Add tls_descriptor_call_expanded_p.
1854 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1855 (ix86_current_function_calls_tls_descriptor): Likewise.
1856 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1857 (override_options): Introduce gnu2 tls dialect.
1858 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1860 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1862 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1863 (ix86_init_machine_status): Initialize new field.
1864 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1865 (ix86_tls_module_base): New.
1866 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1867 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1868 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1869 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1870 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1871 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1872 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
1873 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
1874 * config/i386/predicates.md (tls_modbase_operand): New.
1875 (tp_or_register_operand): New.
1877 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
1879 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
1880 (look_for_address_of): Ditto.
1881 (ipa_init): Walk the function decls.
1882 (static_execute): Don't set readonly on FUNCTION_DECL's.
1884 2006-01-18 Roger Sayle <roger@eyesopen.com>
1886 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
1887 for shifts where the source and destination registers are different.
1889 2006-01-18 Paul Brook <paul@codesourcery.com>
1891 Merge from csl-arm-branch.
1892 2005-03-14 Julian Brown <julian@codesourcery.com>
1893 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
1894 (aeabi_llsl): Likewise.
1895 (ashrdi3): Likewise.
1896 (aeabi_lasr): Likewise.
1897 (lshrdi3): Likewise.
1898 (aeabi_llsr): Likewise.
1899 2005-03-10 Julian Brown <julian@codesourcery.com>
1900 * config.gcc: Disable shared libgcc for SymbianOS.
1901 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
1903 2006-01-18 DJ Delorie <dj@redhat.com>
1905 * c-pragma.c (handle_pragma_diagnostic): New.
1906 (init_pragma): Register it.
1907 * doc/extend.texi: Document it.
1909 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
1910 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
1911 (diagnostic_context): Add classify_diagnostic[].
1912 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
1913 as errors if they're overridden to DK_WARNING.
1914 (diagnostic_initialize): Initialize classify_diagnostic[].
1915 (diagnostic_set_kind_override): New.
1916 (diagnostic_report_diagnostic): Check for kind changes.
1917 * opts.c (common_handle_option): Take lang_mask. Update callers.
1919 * common.opt (Werror=): New.
1920 * doc/invoke.texi: Document -Werror=*
1922 2006-01-18 Jeff Law <law@redhat.com>
1924 * tree-vrp.c (test_for_singularity): Correct test for new
1925 min limit. Use operand_equal_p rather than pointer equality
1926 for testing if new min/max values are equal.
1928 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
1929 using range information until after propagation and folding.
1931 2006-01-18 Richard Henderson <rth@redhat.com>
1932 Aldy Hernandez <aldyh@redhat.com>
1933 Jakub Jelinek <jakub@redhat.com>
1934 Diego Novillo <dnovillo@redhat.com>
1936 * omp-low.c: New file.
1937 * c-omp.c: New file.
1939 2006-01-18 Richard Henderson <rth@redhat.com>
1940 Jakub Jelinek <jakub@redhat.com>
1941 Diego Novillo <dnovillo@redhat.com>
1943 * doc/invoke.texi: Document -fopenmp.
1944 * tree-dump.h (debug_function): Declare.
1945 * hooks.c (hook_bool_tree_bool_false): New function.
1946 (hook_tree_tree_null): Remove.
1947 (hook_tree_tree_tree_null): New.
1948 * hooks.h: Update to match.
1949 * tree-pretty-print.c (debug_tree_chain): New.
1950 (print_generic_expr): Handle TDF_CHAIN.
1951 (dump_generic_node): Handle BLOCK.
1952 Do not abort with incomplete SWITCH_EXPRs.
1953 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1954 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1955 print space after directive name.
1956 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1957 Handle OMP_MASTER and OMP_ORDERED.
1958 Handle printing of OMP_BODY just in one place, goto
1959 dump_omp_body in the rest of OMP_* nodes that have
1961 Don't handle clause nodes here. Update omp statements to
1962 use dump_omp_clauses.
1963 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1964 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1965 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
1966 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
1967 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
1968 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
1969 Adjust output for GOMP_PARALLEL.
1970 (dump_omp_clauses): New.
1971 (print_declaration): Dump DECL_VALUE_EXPR.
1972 (op_symbol_1): Split out of op_symbol.
1973 (dumping_stmts): Remove. Update all users.
1974 * cgraph.c (cgraph_analyze_queue): New.
1975 (cgraph_add_new_function): New.
1976 * cgraph.h (cgraph_analyze_queue): Declare.
1977 (cgraph_add_new_function): Declare.
1978 (cgraph_lower_function): Remove.
1979 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
1980 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
1981 and TYPE_P nodes in its default clause.
1982 (empty_body_p): New.
1983 (tree_range_check_failed): New.
1985 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
1986 OMP_CLAUSE_REDUCTION_MERGE,
1987 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
1988 OMP_CLAUSE_PRIVATE_DEBUG,
1989 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
1990 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
1991 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
1992 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
1993 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
1994 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
1995 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
1996 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1997 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1998 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1999 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2000 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2001 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2002 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2003 (TREE_RANGE_CHECK): New.
2004 (empty_body_p): Declare.
2005 (enum omp_clause_default_kind): New.
2006 (build_string_literal): Declare.
2007 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2008 (build5_stat, build5): Declare.
2009 * tree-pass.h (TDF_CHAIN): Define.
2010 * tree-pass.h (PROP_gimple_lomp): Define.
2011 (pass_lower_omp): Declare.
2012 * diagnostic.h (debug_tree_chain): Declare.
2013 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2015 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2016 * builtins.c (build_string_literal): Make extern.
2017 * gcc.c (include_spec_function): New.
2018 (static_spec_functions): Add it.
2019 (main): Move load of libgomp.spec ...
2020 (LINK_COMMAND_SPEC): ... here.
2021 (link_gomp_spec): New.
2022 (static_specs): Include it.
2023 (LINK_COMMAND_SPEC): Add link_gomp.
2024 (GOMP_SELF_SPECS): New.
2025 (driver_self_specs): Include it.
2026 (switch_matches): Don't mark inline.
2027 (main): Load libgomp.spec.
2028 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2029 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2030 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2031 * tree-gimple.h (enum omp_parallel): Declare.
2032 (determine_parallel_type): Declare.
2033 (omp_firstprivatize_variable): Declare.
2034 (omp_reduction_init): Declare.
2035 (diagnose_omp_structured_block_errors): Declare.
2036 (struct walk_stmt_info): Add want_return_expr.
2037 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2038 (find_omp_clause): Declare.
2039 (insert_field_into_struct): Declare.
2040 (struct walk_stmt_info): Move from tree-nested.c
2041 (walk_stmts): Declare.
2042 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2044 * cgraphunit.c (cgraph_lower_function): Make static.
2045 (cgraph_finalize_pending_functions): New.
2046 (cgraph_finalize_function): Call it.
2047 (cgraph_finalize_compilation_unit): Likewise.
2048 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2049 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2050 (BT_FN_UINT_UINT): New.
2051 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2052 DEF_FUNCTION_TYPE_VAR_4): Document.
2053 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2054 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2055 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2056 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2057 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2058 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2059 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2060 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2061 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2062 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2063 into separate files.
2064 (DEF_GOMP_BUILTIN): New.
2065 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2066 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2067 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2068 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2069 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2070 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2071 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2072 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2073 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2074 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2075 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2076 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2077 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2078 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2079 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2080 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2081 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2082 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2083 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2084 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2085 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2086 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2087 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2088 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2089 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2090 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2091 * sync-builtins.def: New file, moved from builtins.def.
2092 * omp-builtins.def: New file, moved from builtins.def.
2093 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2094 * gimple-low.c (lower_function_body): Clear data.
2095 (lower_stmt): Do not handle COMPOUND_EXPR.
2096 Remove call to print_node_brief.
2097 * c-tree.h (c_finish_omp_clauses): New prototype.
2098 (C_DECL_THREADPRIVATE_P): Define.
2099 (lookup_name_no_remap, c_omp_remap_private): Remove
2100 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2101 (check_for_loop_decls): Update decl.
2102 (lookup_name_no_remap, c_omp_remap_private): Declare.
2103 (build_indirect_ref, build_modify_expr, pushdecl,
2104 pushdecl_top_level): Move to c-common.h.
2105 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2106 before the switch, but just in the 2 places that need it.
2107 * c-decl.c (diagnose_mismatched_decls): Do not check for
2108 mismatched thread-local attributes when OLDDECL is marked
2109 threadprivate and NEWDECL has no thread-local attributes.
2110 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2111 (c_gimple_diagnostics_recursively): Rename from
2112 c_warn_unused_result_recursively. Invoke
2113 diagnose_omp_structured_block_errors.
2114 (check_for_loop_decls): Return a singular decl found.
2115 * langhooks.c (lhd_omp_predetermined_sharing): Return
2116 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2117 (lhd_omp_firstprivatize_type_sizes): New.
2118 (lhd_omp_assignment): New.
2119 (lhd_omp_predetermined_sharing): New.
2120 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2121 (struct lang_hooks_for_types): Add
2122 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2123 omp_predetermined_sharing, omp_disregard_value_expr,
2124 omp_private_debug_clause, omp_clause_default_ctor,
2125 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2126 (c_finish_omp_clauses): New.
2127 (c_finish_bc_stmt): Diagnose break within omp for.
2128 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2129 (build_unary_op): Return error_mark after reporting
2131 (build_modify_expr): Likewise.
2132 * gimplify.c: Include optabs.h and pointer-set.h.
2133 (enum gimplify_omp_var_data): Declare.
2134 (struct gimplify_omp_ctx): Declare.
2135 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2137 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2138 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2139 (splay_tree_compare_decl_uid): New.
2140 (new_omp_context): New.
2141 (delete_omp_context): New.
2142 (gimple_add_tmp_var): Call omp_add_variable.
2143 (gimplify_bind_expr): Likewise.
2144 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2145 true, disregard DECL_VALUE_EXPR on the decl if any.
2146 (gimplify_expr_in_ctx): New.
2147 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2148 omp_add_variable, omp_notice_variable, omp_is_private
2149 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2150 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2151 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2152 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2153 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2154 gimplify_omp_atomic): New.
2155 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2156 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2157 OMP_CRITICAL and OMP_ATOMIC.
2158 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2159 * c-pragma.h (enum pragma_kind): Add
2160 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2161 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2162 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2163 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2164 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2165 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2166 PRAGMA_OMP_THREADPRIVATE.
2167 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2168 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2169 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2170 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2171 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2172 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2173 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2174 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2175 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2176 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2177 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2178 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2179 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2181 (struct nesting_info): Add field_map,
2182 suppress_expansion, debug_var_chain.
2183 (create_nesting_tree): Initialize them.
2184 (lookup_field_for_decl): Use field_map.
2185 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2186 (convert_local_omp_clauses): New.
2187 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2188 (walk_body): Split out of walk_function.
2189 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2190 (convert_nonlocal_reference): Handle omp statements.
2191 (convert_local_reference): Likewise.
2192 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2193 (unnest_nesting_tree): New.
2194 (lower_nested_functions): Call it.
2195 (insert_field_into_struct): Make extern.
2196 (struct walk_stmt_info): Move to tree-gimple.h.
2197 (walk_stmts): Make extern.
2198 * omp-builtins.def: New file.
2199 * tree-iterator.c (expr_only): Clarify comment.
2200 * c-common.h (pushdecl_top_level, pushdecl,
2201 build_modify_expr, build_indirect_ref,
2202 c_finish_omp_master, c_finish_omp_critical,
2203 c_finish_omp_ordered, c_finish_omp_barrier,
2204 c_finish_omp_atomic, c_finish_omp_flush,
2205 c_finish_omp_for, c_split_parallel_clauses,
2206 omp_clause_default_kind, c_omp_sharing_predetermined,
2207 c_omp_remap_decl): Declare.
2208 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2209 (OBJS-common): Add omp-low.o.
2210 (c-omp.o, omp-low.o): Add.
2211 (gimplify.o): Add dependency on $(OPTABS_H).
2212 (GTFILES): Add omp-low.c.
2213 (gt-stringpool.h): Add.
2214 * tree-cfg.c (set_bb_for_stmt): Do not update the
2215 block-to-labels map if we are currently expanding to RTL.
2216 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2218 Handle IDENTIFIER_NODE.
2219 (tree_verify_flow_info): Do not ICE when emitting error
2220 messages about invalid labels.
2221 (dump_function_to_file): Reset CFUN before emitting the body
2223 (debug_function): New.
2224 * passes.c (init_optimization_passes): Schedule
2226 * langhooks-def.h (lhd_omp_predetermined_sharing,
2227 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2229 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2230 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2231 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2232 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2233 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2234 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2235 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2236 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2237 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2238 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2239 (LANG_HOOK_DECLS): Use them.
2241 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2242 Richard Henderson <rth@redhat.com>
2243 Jakub Jelinek <jakub@redhat.com>
2244 Diego Novillo <dnovillo@redhat.com>
2246 * c-parser.c (pragma_omp_clause): Define.
2247 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2248 (c_parser_compound_statement): Likewise.
2249 (c_parser_statement): Likewise.
2250 (c_parser_pragma): Handle omp pragmas.
2251 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2252 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2253 (c_parser_omp_clause_name, check_no_duplicate_clause,
2254 c_parser_omp_variable_list,
2255 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2256 c_parser_omp_clause_copyprivate,
2257 c_parser_omp_clause_default,
2258 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2259 c_parser_omp_clause_lastprivate,
2260 c_parser_omp_clause_nowait,
2261 c_parser_omp_clause_num_threads,
2262 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2263 c_parser_omp_clause_reduction,
2264 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2265 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2266 c_parser_omp_atomic, c_parser_omp_barrier,
2267 c_parser_omp_critical, c_parser_omp_flush,
2268 c_parser_omp_for_loop, c_parser_omp_for,
2269 c_parser_omp_master, c_parser_omp_ordered,
2270 c_parser_omp_sections_scope, c_parser_omp_sections,
2271 c_parser_omp_parallel, c_parser_omp_single,
2272 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2273 * c-pragma.c (init_pragma): Do omp pragma registration here.
2274 * c.opt (fopenmp): New flag.
2276 2006-01-18 Eric Christopher <echristo@apple.com>
2278 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2279 * config/darwin.h (GOMP_SELF_SPECS): Define.
2281 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2283 * rtl.h: Remove the prototype for reg_alloc.
2285 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2288 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2289 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2290 sjlj and dwarf2 exception handling.
2291 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2292 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2293 * pa/pa.c (function_value): Treat complex and vector types as
2295 (function_arg): Likewise. Only pass scalar floats in the floating
2296 point argument registers.
2297 * pa/t-slibgcc-dwarf-ver: New file.
2298 * pa/t-slibgcc-sjlj-ver: New file.
2299 * pa/t-slibgcc-elf-ver: Delete file.
2301 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2303 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2304 unlikely_test_section_p test.
2306 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2308 * mode-switching.c (optimize_mode_switching): Make it static.
2309 * basic-block.h: Remove the prototype for
2310 optimize_mode_switching.
2312 * modulo-sched.c (sms_schedule): Make it static.
2313 * rtl.h: Remove the prototype for sms_schedule.
2315 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2316 * rtl.h: Remove the prototype for gcse_after_reload_main.
2318 * reg-stack.c (reg_to_stack): Make it static.
2319 * rtl.h: Remove the prototype for reg_to_stack.
2321 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2323 * rtl.h: Remove the prototypes for regrename_optimize and
2324 copyprop_hardreg_forward.
2326 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2328 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2329 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2330 Test against the appropriate null constant for the mode.
2331 If 'fixup_overlap' is true, swap the operands if they overlap.
2332 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2333 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2334 alpha_split_tmode_pair and adjust for above change.
2335 * config/alpha/alpha.md (movtf_internal): Adjust call to
2336 alpha_split_tfmode_pair and rely on it to swap the operands.
2337 (movti_internal): New insn and post-reload splitter.
2338 (movti): New expander.
2340 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2342 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2345 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2347 * rtlanal.c (global_reg_mentioned_p_1,
2348 global_reg_mentioned_p): Remove.
2349 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2351 * flow.c (initialize_uninitialized_subregs): Make it static.
2352 * rtl.h: Remove the prototype for
2353 initialize_uninitialized_subregs.
2355 * function.c (instantiate_virtual_regs): Make it static.
2356 * function.h: Remove the prototype for
2357 instantiate_virtual_regs.
2359 * regmove.c (regmove_optimize, combine_stack_adjustments):
2361 * rtl.h: Remove the prototypes for regmove_optimize and
2362 combine_stack_adjustments.
2364 2006-01-17 Roger Sayle <roger@eyesopen.com>
2366 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2367 (size_cost): Encode costs in bytes so that a reg-reg addition is
2368 equivalent to COSTS_N_INSNS(1).
2369 (override_options): Use the size_cost.branch_cost as the default
2370 ix86_branch_cost when optimizing for size.
2372 2006-01-18 Ben Elliston <bje@au.ibm.com>
2374 * Makefile.in (D32PBIT_FUNCS): New.
2375 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2376 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2377 D64PBIT_FUNCS and D128PBIT_FUNCS.
2378 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2379 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2381 (decnumber_dep): Define.
2382 * doc/libgcc.texi (Decimal float library routines): New node.
2383 * config/dfp-bit.h, config/dfp-bit.c: New files.
2385 2006-01-18 Ben Elliston <bje@au.ibm.com>
2387 * expr.c (emit_move_change_mode): Always adjust addresses, not
2388 just during reload. Copy replacements only during reload.
2389 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2390 emit_move_via_integer.
2392 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2394 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2395 instead of $(srcdir) and ${srcdir}.
2397 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2401 * arm.h (struct machine_function): Add pic_reg.
2402 * arm.c (arm_pic_register): Make unsigned.
2403 (arm_override_options): Only set arm_pic_register if
2404 TARGET_SINGLE_PIC_BASE.
2405 (use_return_insn): Only test for a pic register if it is fixed.
2406 (arm_compute_save_reg0_reg12_mask): Likewise.
2407 (thumb_compute_save_reg_mask): Likewise.
2408 (legitimate_pic_operand): Factor out some known invariants.
2409 (legitimize_pic_address): If we don't have a fixed pic register,
2410 then set up a pseudo in the function entry sequence. Handle the
2411 pic base being in a pseudo.
2412 (arm_load_pic_register): Handle the pic register being in a pseudo.
2413 (arm_expand_prologue): Only set up the pic register if it is fixed.
2414 (thumb_expand_prologue): Likewise.
2415 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2416 (pic_load_addr_based_insn): Likewise.
2417 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2420 2006-01-18 Ben Elliston <bje@au.ibm.com>
2422 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2423 decimal float modes for all floating point registers.
2425 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2426 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2428 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2431 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2432 even when the pointer is not NULL.
2434 2006-01-16 Ian Lance Taylor <ian@airs.com>
2436 * common.opt (ftoplevel-reorder): New option.
2437 * cgraph.c (cgraph_asm_nodes): New global variable.
2438 (cgraph_asm_last_node): New static variable.
2439 (cgraph_order): New global variable.
2440 (cgraph_create_node): Set new order field.
2441 (cgraph_varpool_node): Likewise.
2442 (decide_is_variable_needed): Return true if not
2443 flag_toplevel_reorder.
2444 (cgraph_add_asm_node): New function.
2445 * cgraph.h (struct cgraph_node): Add order field.
2446 (struct cgraph_varpool_node): Add order field.
2447 (struct cgraph_asm_node): Define.
2448 (cgraph_asm_nodes, cgraph_order): Declare.
2449 (cgraph_add_asm_node): Declare.
2450 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2452 (cgraph_varpool_assemble_pending_decls): Call it.
2453 (cgraph_output_pending_asms): New static function.
2454 (cgraph_finalize_compilation_unit): Call it.
2455 (struct cgraph_order_sort): Define.
2456 (cgraph_output_in_order): New static function.
2457 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2458 !flag_toplevel_reorder case.
2459 * c-parser.c: Include "cgraph.h".
2460 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2462 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2463 than -fno-unit-at-a-time.
2464 * doc/invoke.texi (Option Summary): Mention
2465 -fno-toplevel-reorder.
2466 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2467 -funit-at-a-time documentation.
2469 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2470 Kazu Hirata <kazu@codesourcery.com>
2472 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2474 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2476 * Makefile.in (FUNCTION_H): New. Use it instead of
2477 function.h throughout the file.
2478 * function.h: Include tree.h.
2480 2006-01-17 Ben Elliston <bje@au.ibm.com>
2482 * recog.c: Separate some functions with whitespace.
2484 2006-01-16 Richard Henderson <rth@redhat.com>
2486 Merge from gomp branch:
2487 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2488 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2489 and rename from struct inline_data. Rename callee* to dst*;
2490 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2491 transform_new_cfg, transform_return_to_modify, and
2492 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2494 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2495 (copy_decl_for_dup): Remove.
2496 * tree-inline.c (struct inline_data): Move to header.
2497 (insert_decl_map): Export.
2498 (remap_decl): Update for member name changes. Use copy_decl hook.
2499 Allow for replacement to be a non-decl. Remove dead code.
2500 (remap_type_1): Check for existing mapping.
2501 (remap_type): Export.
2502 (remap_decls): Update for member name changes.
2503 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2504 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2505 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2506 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2507 (tree_function_versioning, build_duplicate_type): Likewise.
2508 (copy_body_r): Likewise. Export.
2509 (copy_decl_for_dup): Split into ...
2510 (copy_decl_for_dup_finish, copy_decl_to_var,
2511 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2512 (replace_ref_tree, inlining_p): Remove.
2514 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2516 * ifcvt.c (if_convert): Make it static.
2517 * rtl.h: Remove the prototype for if_convert.
2519 * local-alloc.c (local_alloc): Make it static.
2520 * rtl.h: Remove the prototype for local_alloc.
2522 * loop.c (loop_optimize): Make it static.
2523 * cfgloop.h: Remove the prototype for loop_optimize.
2526 2006-01-16 DJ Delorie <dj@redhat.com>
2528 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2531 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2533 * pa.md: Disparage copies between general and floating-point registers
2534 in 32-bit move patterns.
2536 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2539 * Makefile.in (check-%): Depend on site.exp instead of
2540 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2543 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2545 * global.c (global_alloc): Make it static.
2546 * rtl.h: Remove the prototype for global_alloc.
2548 2006-01-16 Richard Guenther <rguenther@suse.de>
2550 * tree-ssa-alias.c (struct used_part): Add write_only field.
2551 (get_or_create_used_part_for): Initialize it to true.
2552 (create_overlap_variables_for): Don't create structure variables
2553 for structures that only are written to.
2554 (find_used_portions): Handle MODIFY_EXPR to track whether a
2555 structure is only written to.
2557 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2559 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2561 * basic-block.h: Remove the prototype for
2562 partition_hot_cold_basic_blocks.
2564 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2566 * cppspec.c (lang_specific_spec_functions): Remove.
2567 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2568 * gcc.h (lang_specific_spec_functions): Remove.
2569 * gccspec.c (lang_specific_spec_functions): Remove.
2571 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2573 * combine.c (record_value_for_reg): Invalidate registers
2575 (record_dead_and_set_regs_1): Likewise, by passing them to
2576 record_value_for_reg.
2577 (record_dead_and_set_regs): Invalidate stores made by a
2578 call. We do not combine across a call, but we still
2579 relied on equivalences.
2581 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2583 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2584 vrp_int_const_binop returning non-constant nodes.
2586 2006-01-16 Paul Brook <paul@codesourcery.com>
2588 * config/m68k/m68k.c (output_move_const_into_data_reg):
2589 Output correct mnemonic for mvz and mvs.
2591 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2593 * rtl-factoring.c: Add sequence abstraction algorithm.
2594 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2595 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2597 (block_has_preserve_label): New function.
2598 * common.opt: Register new pass.
2599 * Makefile.in: Ditto.
2601 * timevar.def: Ditto.
2602 * tree-pass.h: Ditto.
2603 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2604 * rtl.h (make_jump_insn_raw): Add forward decl.
2605 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2607 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2608 Roger Sayle <roger@eyesopen.com>
2610 * fold-const.c (fold_minmax): New static function.
2611 (fold_binary) <MIN_EXPR>: Call it.
2612 <MAX_EXPR>: Likewise.
2613 * stor-layout.c (place_field): Use DECL_SIZE consistently
2614 in the computation of the new record size.
2616 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2618 * cse.c (cse_condition_code_reg): Make it static.
2619 * rtl.h: Remove the prototype for cse_condition_code_reg.
2621 * combine.c (combine_instructions): Make it static.
2622 * rtl.h: Remove the prototype for combine_instructions.
2624 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2627 * tree.c (get_file_function_name_long): Concatenate the first global
2628 object name with a string derived from the input filename of the object
2631 2006-01-16 Ben Elliston <bje@au.ibm.com>
2633 * config/i386/winnt-stubs.c: Update FSF address.
2634 * config/xtensa/ieee754-df.S: Ditto.
2635 * config/xtensa/ieee754-sf.S: Ditto.
2637 2006-01-14 Ian Lance Taylor <ian@airs.com>
2639 * ifcvt.c (noce_init_if_info): New static function, broken out of
2640 noce_process_if_block.
2641 (noce_process_if_block): Call noce_init_if_info.
2642 (check_cond_move_block): New static function.
2643 (cond_move_process_if_block): New static function.
2644 (process_if_block): Call cond_move_process_if_block.
2646 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2648 * cselib.c (hash_table): Rename to cselib_hash_table.
2649 (cselib_clear_table, discard_useless_values,
2650 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2651 cselib_init, cselib_finish): Adjust uses of hash_table.
2653 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2655 PR tree-optimization/25485
2656 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2657 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2658 is known to be false and true, respectively.
2660 2006-01-14 Richard Guenther <rguenther@suse.de>
2662 PR tree-optimization/22548
2663 PR tree-optimization/22555
2664 PR tree-optimization/22501
2665 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2666 * params.def (salias-max-array-elements): New parameter.
2667 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2668 * doc/invoke.texi (salias-max-array-elements): Document.
2669 * tree-flow-inline.h (var_can_have_subvars): We also handle
2671 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2673 * tree-ssa-structalias.c (params.h): Include.
2674 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2675 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2676 (get_constraint_for): For ADDR_EXPR operating on something
2677 containing an ARRAY_REF, add all subvars to the solution.
2678 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2679 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2680 for creating MUST_DEFs.
2681 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2683 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2685 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2687 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2688 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2689 number_of_iterations_le): New functions.
2690 (number_of_iterations_special): Removed.
2691 (number_of_iterations_exit): Do not use number_of_iterations_special.
2692 * tree.c (unsigned_type_for): Always return integer type.
2694 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2695 Richard Guenther <rguenther@suse.de>
2697 PR rtl-optimization/24257
2698 * gcse.c (find_moveable_store): Only consider a store movable
2699 when the SET_SRC of the insn can be assigned to a register.
2701 2006-01-14 Ian Lance Taylor <ian@airs.com>
2703 * tree.c (tree_not_class_check_failed): New function.
2704 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2705 (tree_not_class_check_failed): Declare.
2707 2006-01-13 Ian Lance Taylor <ian@airs.com>
2709 * reload1.c (do_output_reload): Add assertion rejecting a
2712 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2714 * combine.c (struct reg_stat): Add new fields truncation_label and
2716 (record_value_for_reg): Reset truncated_to_mode.
2717 (record_truncated_value): New function.
2718 (check_promoted_subreg): Call it. Rename to check_conversions.
2719 (combine_instructions): Rename check_promoted_subreg to
2721 (reg_truncated_to_mode): New function.
2722 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2723 (gen_lowpart_or_truncate): New function.
2724 (force_to_mode): Use it instead of gen_lowpart.
2726 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2728 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2729 VAR is a tag, not its type tag.
2731 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2733 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2734 alternatives to match style of other entries.
2735 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2737 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2739 PR tree-optimization/25771
2740 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2743 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2746 * tree-inline.c (declare_return_variable): If the return variable
2747 was marked as a non gimple complex, set the return slot variable
2748 to be a non gimple comple variable.
2750 2006-01-13 Richard Guenther <rguenther@suse.de>
2752 * builtins.c (expand_builtin_sincos): New function.
2753 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2755 (expand_builtin): Expand sincos using expand_builtin_sincos.
2757 2006-01-12 DJ Delorie <dj@redhat.com>
2759 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2760 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2761 so that constant shifts can be split.
2762 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2763 (m32c_valid_pointer_mode): Make static.
2764 (shift_gen_func_for): New.
2765 (m32c_prepare_shift): Use it. Split large const shifts into
2767 * config/m32c/predicates.md (shiftcount_operand): Allow more
2769 (longshiftcount_operand): New.
2770 * doc/md.texi (Machine Constraints): Document In6.
2772 2006-01-13 Ben Elliston <bje@au.ibm.com>
2774 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2775 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2778 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2780 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2781 to try to avoid clobbering pieces of structures when we know
2782 something about the whole structure.
2783 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2785 2006-01-13 Ben Elliston <bje@au.ibm.com>
2787 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2788 return in memory, as this is no limitation is no longer present.
2790 2006-01-12 DJ Delorie <dj@redhat.com>
2792 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2793 mova with fb, and for fb+0 -> An.
2795 * config/m32c/mov.md (peephole2): Fix enabling logic.
2797 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2798 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2799 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2800 FINI_ARRAY_SECTION_ASM_OP): Define.
2802 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2804 (m32c_legitimize_reload_address): New logic to reload FB to An.
2805 (m32c_output_reg_push): Add newline.
2806 (m32c_output_reg_pop): Likewise.
2808 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2810 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2812 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2814 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2816 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2818 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2821 2006-01-11 Ben Elliston <bje@au.ibm.com>
2823 * rtlanal.c (find_reg_note): Assert insn is not null.
2825 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2827 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2830 2006-01-11 Jeff Law <law@redhat.com>
2832 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2834 (mark_threaded_blocks, register_jump_thread): New functions.
2835 (thread_through_all_blocks): Remove unwanted argument. No
2836 longer rely on e->aux to communicate thread target info.
2837 Call mark_threaded_blocks. Release the threaded_blocks
2838 bitmap and threaded_edges vector when complete.
2839 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2840 (threaded_blocks): Remove.
2841 (tree_ssa_dominator_optimize): Remove initialization and
2842 finalization of threaded_blocks. Simplify call to
2843 thread_through_all_blocks.
2844 (thread_across_edge): Call register_jump_thread rather than
2845 storing thread information into e->aux.
2846 (free_all_edge_infos): Simplify now that e->aux is no longer
2847 used to communicate with thread_through_all_blocks.
2848 * tree-flow.h (thread_through_all_blocks): Update prototype.
2849 (register_jump_thread): Prototype.
2851 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2853 * df-core.c (df_compact_blocks, df_bb_replace): Use
2854 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2856 2006-01-11 Richard Guenther <rguenther@suse.de>
2858 PR tree-optimization/25734
2859 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2860 stop propagation after successful propagation to the LHS.
2862 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2864 * basic-block.h (control_flow_graph): Change the type of
2865 x_basic_block_info to VEC(basic_block,gc) *.
2866 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2868 (SET_BASIC_BLOCK): New.
2869 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2870 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2871 * cfgbuild.c (find_basic_blocks): Likewise.
2872 * cfglayout.c (fixup_reorder_chain): Likewise.
2873 * cfgrtl.c (create_basic_block_structure,
2874 rtl_create_basic_block): Likewise.
2875 * ifcvt.c (find_if_case_1): Likewise.
2876 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
2879 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2881 * Makefile.in: Removed rotted odf.c entry.
2883 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
2886 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
2887 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
2888 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
2889 output pattern modifier, not %e.
2890 * config/cris/cris.c (cris_op_str): Update comment about pattern
2892 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
2893 before falling through into...
2894 <case 'E'>: Redefined from old 'e' case.
2896 2006-01-11 Jan Hubicka <jh@suse.cz>
2899 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2901 2006-01-11 Jan Hubicka <jh@suse.cz>
2903 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
2904 * i386.c (x86_decompose_lea): Kill.
2905 (ix86_rtx_costs): Kill.
2907 2006-01-11 Jan Hubicka <jh@suse.cz>
2909 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
2910 * cgraph.h (cgraph_node): Add inline_decl.
2911 (cgraph_insert_node_to_hashtable): Declare.
2912 (save_inline_function_body): Declare.
2913 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
2915 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
2916 (cgraph_function_versioning): Update call of tree_function_versioning.
2917 (save_inline_function_body): New function.
2918 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
2919 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
2920 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
2921 (cgraph_default_inline_p): Likewise.
2922 (cgraph_decide_inlining_incrementally): Likewise.
2923 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
2924 (copy_bb): Kill saving; do updating of clones.
2925 (copy_cfg_body): Kill saving.
2926 (initialize_inlined-parameters): Likewise.
2927 (expand_call_inline): Likewise.
2929 (tree_function_versioning): New parameter "update_clones".
2930 (inlining_p): Kill saving.
2931 * tree-inline.h (tree_function_versioning): Update prototype.
2932 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
2935 2006-01-11 Ian Lance Taylor <ian@airs.com>
2937 * combine.c (struct undo): Remove is_int. Enumify types of undos.
2938 Allow undoing set of machine mode.
2939 (do_SUBST): Use enums instead of is_int.
2940 (do_SUBST_MODE): New function.
2941 (SUBST_MODE): New macro.
2942 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2943 reg and trying to replace reg_regno_rtx with a new register.
2944 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2945 (simplify_set): Use SUBST_MODE.
2946 (distribute_notes): Remove code that tried to update reg notes
2947 for regno_reg_rtx changes.
2949 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2951 PR tree-optimization/23109
2952 PR tree-optimization/23948
2953 PR tree-optimization/24123
2955 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2956 * tree-cfg.c (single_noncomplex_succ): New.
2957 * tree-flow.h (single_noncomplex_succ): Declare it.
2958 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2959 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2960 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2961 insert_bb, register_division_in, insert_reciprocals,
2962 replace_reciprocal, free_bb): New.
2963 (execute_cse_reciprocals_1): Rewritten.
2964 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2965 Do not commit any edge insertion. Always compute dominators and
2966 create the allocation pool.
2967 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
2968 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
2969 * targhooks.c (default_min_divistions_for_recip_mul): New.
2970 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
2971 * passes.c (init_optimization_passes): Run recip after tree loop
2973 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2975 2006-01-11 Danny Berlin <dberlin@dberlin.org>
2976 Kenneth Zadeck <zadeck@naturalbridge.com>
2978 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
2979 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
2980 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
2981 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
2982 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
2983 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
2984 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
2985 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
2986 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
2987 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
2988 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
2989 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
2990 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
2991 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
2992 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
2993 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
2994 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
2995 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
2996 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2997 DF_SCAN_POST_ALLOC): New macros.
2998 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2999 df_free_bb_function, df_local_compute_function, df_init_function,
3000 df_dataflow_function, df_confluence_function_0,
3001 df_confluence_function_n, df_transfer_function,
3002 df_finalizer_function, df_free_function, df_dump_problem_function,
3003 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3004 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3005 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3006 df_urec_bb_info, ) New types.
3007 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3009 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3010 df_analyze_simple_change_some_blocks,
3011 df_analyze_simple_change_one_block, df_compact_blocks,
3012 df_bb_replace, df_bb_regno_last_use_find,
3013 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3014 df_insn_regno_def_p, df_find_def, df_find_use,
3015 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3016 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3017 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3018 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3019 debug_df_chain, df_get_dependent_problem, df_chain_create,
3020 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3021 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3022 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3023 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3024 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3025 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3026 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3027 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3028 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3029 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3030 df_reorganize_refs, df_set_state, df_hard_reg_init,
3031 df_read_modify_subreg_p) New public functions.
3032 * df-core.c: The core dataflow solver and glue routines for rtl
3034 (df_init, df_add_problem, df_set_blocks, df_finish,
3035 df_hybrid_search_forward, df_hybrid_search_backward,
3036 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3037 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3038 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3039 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3040 df_reg_defined, df_find_use, df_reg_used, df_dump,
3041 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3042 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3043 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3044 debug_df_useno, reset_df_after_reload): New functions.
3045 * df-scan.c: The scanning fuctions, once in df.c, completely
3046 rewritten so that they now fully model the functionality of
3047 register usage at the backend.
3048 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3049 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3050 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3051 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3052 df_get_artificial_defs, df_get_artificial_uses,
3053 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3054 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3055 df_refs_delete, df_reorganize_refs, df_set_state,
3056 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3057 df_def_record_1, df_defs_record, df_uses_record,
3058 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3059 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3060 df_record_exit_block_uses, df_hard_reg_init): New functions.
3062 * df-problems.c: Seven concrete dataflow problems that use the
3063 scanning in df-scan.c and are solved by the engine in df-core.c.
3064 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3065 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3066 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3067 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3068 df_ru_free_bb_info, df_ru_alloc,
3069 df_ru_bb_local_compute_process_def,
3070 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3071 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3072 df_ru_transfer_function, df_ru_free, df_ru_dump,
3073 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3074 df_rd_free_bb_info, df_rd_alloc,
3075 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3076 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3077 df_rd_transfer_function, df_rd_free, df_rd_dump,
3078 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3079 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3080 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3081 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3082 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3083 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3084 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3085 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3086 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3087 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3088 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3089 df_urec_mark_reg_use_for_earlyclobber,
3090 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3091 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3092 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3093 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3094 df_chain_create_bb_process_use, df_chain_create_bb,
3095 df_chain_finalize, df_chain_free, df_chains_dump,
3096 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3097 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3098 df_reg_lifetime): New functions.
3099 * df.c: Deleted file.
3100 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3101 consistent with new df api.
3102 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3103 rest_of_handle_sms): Ditto.
3104 * web.c (unionfind_union, union_defs, entry_register, web_main):
3106 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3107 invariant_expr_equal_p, find_defs, check_dependencies,
3108 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3109 free_inv_motion_data, move_loop_invariants): Ditto.
3110 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3111 Update dependencies.
3112 (odf.c): Added defective entry that was deleted later in day.
3113 * sched-deps.c (sched_analyze_1): Ditto.
3115 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3117 * tree-ssa-operands.c (get_expr_operands): Record addressable
3118 variables directly. Do not call add_stmt_operands for CONST_DECLs
3120 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3121 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3123 2006-01-11 Ben Elliston <bje@au.ibm.com>
3125 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3126 function returns true in the positive case.
3128 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3131 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3132 for SI, DI, SF and DF modes. Add alternatives to copy between
3133 general and floating point registers to the 32-bit patterns.
3134 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3135 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3136 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3137 generating 64-bit code.
3138 * config/pa/pa.c (output_move_double): Handle copies between general
3139 and floating registers.
3141 2006-01-10 Stuart Hastings <stuart@apple.com>
3143 * config/i386/i386.md (set_got): Update.
3144 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3145 (builtin_setjmp_receiver): Mach-O support.
3146 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3147 (GOT_SYMBOL_NAME): Define.
3148 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3149 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3150 * config/i386/i386.c (override_options): Revise for Darwin.
3151 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3152 support. (darwin_x86_file_end): New. (output_set_got): Add label
3153 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3154 * config/i386/i386-protos.h (output_set_got): Likewise.
3155 * config/darwin.c (machopic_legitimize_pic_address): Update
3158 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3160 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3161 when MODE isn't BLKmode.
3163 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3165 PR rtl-optimization/25367
3166 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3168 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3171 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3172 for a negative bound.
3174 2006-01-10 Richard Guenther <rguenther@suse.de>
3176 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3177 Never override with anything constraint.
3179 2006-01-10 Jan Beulich <jbeulich@novell.com>
3181 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3182 256 bits when optimize_size.
3184 2006-01-10 Jan Beulich <jbeulich@novell.com>
3186 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3188 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3189 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3192 2006-01-10 Ben Elliston <bje@au.ibm.com>
3194 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3196 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3197 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3198 (USE_FP_FOR_ARG): Reject decimal float modes.
3199 (function_arg_advance): Likewise.
3200 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3201 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3202 point types in AltiVec vectors.
3203 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3204 (rs6000_libcall_value): Likewise.
3206 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3208 * config/xtensa/ieee754-df.S: New file.
3209 * config/xtensa/ieee754-sf.S: New file.
3210 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3211 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3212 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3214 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3216 * config/sh/predicates.md (binary_float_operator,
3217 binary_logical_operator, commutative_float_operator,
3218 equality_comparison_operator, greater_comparison_operator,
3219 less_comparison_operator, logical_operator,
3220 noncommutative_float_operator, shift_operator,
3221 symbol_ref_operand, unary_float_operator): Remove redundant
3224 2006-01-09 Jeff Law <law@redhat.com>
3226 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3227 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3228 now unused arguments. Callers updated.
3229 (eliminate_redundant_computations): Remove now unused arguments,
3231 (local_fold): Remove, no longer used.
3232 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3234 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3235 (simplify_cond): New function.
3236 (forward_propagate_into_cond): Call simplify_cond.
3238 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3240 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3241 (*vec_extractv2di_1_sse): New.
3243 2006-01-09 Ben Elliston <bje@au.ibm.com>
3245 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3247 2006-01-08 Richard Guenther <rguenther@suse.de>
3249 * tree-ssa-structalias.c (get_constraint_for): Remove
3251 (get_constraint_for_component_ref): Likewise.
3252 (do_deref): Likewise.
3253 (get_constraint_for): Likewise.
3254 (do_structure_copy): Likewise.
3255 (handle_ptr_arith): Likewise.
3256 (find_func_aliases): Likewise. Remove unused need_anyoffset
3259 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3260 Kaz Kojima <kkojima@gcc.gnu.org>
3262 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3263 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3264 (EXTRA_CONSTRAINT_C16): Remove.
3265 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3266 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3267 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3268 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3269 constants of SHmedia. Handle nested constant expressions of
3271 (andcosts): Fix the costs for SHmedia constants.
3272 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3273 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3274 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3275 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3276 (movv4hi_i, movv2si_i): Likewise.
3277 (movsi_const): Adjust the second operand of ior so to match with
3279 (movdi_const, movdi_const_32bit): Likewise.
3280 (movdi_const_16bit+1): Don't sign-extend LOW.
3281 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3283 (*double_shori): Fix the split condition. Use GEN_INT instead
3284 of get_int_mode calls. Mask lower 16-bit of the argument of
3286 (sym2GOTPLT): Remove.
3287 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3289 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3290 instead of EXTRA_CONSTRAINT_C16.
3292 2006-01-07 Ian Lance Taylor <ian@airs.com>
3293 David Edelsohn <edelsohn@gnu.org>
3295 PR rtl-optimization/25662
3296 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3297 for constant operands instead of simplify_gen_binary.
3298 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3299 after trying simplify_binary_operation
3301 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3303 * tree.c (iterative_hash_expr): Hash decls based on UID.
3305 2006-01-06 Eric Christopher <echristo@apple.com>
3307 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3308 (TARGET_UNWIND_EMIT): Fix spelling.
3309 * target.h (gcc_target): Add except_table_label.
3310 * except.c (output_function_exception_table): Use.
3311 * varasm.c (default_emit_except_table_label): New.
3312 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3314 (asm_out): Add here.
3315 * output.h (default_emit_except_table_label): Prototype.
3316 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3317 * config/darwin.c (darwin_emit_except_table_label): Define.
3318 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3320 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3322 PR tree-optimization/18527
3323 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3324 number_of_iterations_special, number_of_iterations_exit):
3325 Move base and step of an iv to a single structure. Add
3326 no_overflow flag, and use it in # of iterations analysis.
3327 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3328 folded_casts argument.
3329 (simple_iv): Pass base and step in a structure. Set no_overflow
3331 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3332 Evaluate expensiveness of computing # of iterations instead of
3333 the final expression.
3334 * tree-scalar-evolution.h (affine_iv): New structure.
3335 (simple_iv): Declaration changed.
3336 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3337 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3338 find_givs_in_stmt): Changed due to simple_iv change.
3340 2006-01-06 Jeff Law <law@redhat.com>
3343 * tree-cfg.c (bsi_replace): Rename final argument from
3344 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3345 change (stmt -> orig_stmt).
3346 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3347 (bsi_remove): Add new argument. Remove EH information
3349 (verify_eh_throw_table_statements): New function.
3350 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3352 * tree-optimize.c (execute_free_cfg_annotations): Verify
3353 the EH throw statement table after removing annotations.
3354 * except.h (verify_eh_throw_table_statements): Prototype.
3355 * tree-flow.h (bsi_remove): Update prototype.
3356 * tree-vrp.c (remove_range_assertions): Add new argument to
3358 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3359 * tree-complex.c (expand_complex_div_wide): Likewise.
3360 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3361 * tree-tailcall.c (eliminate_tailcall): Likewise.
3362 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3363 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3364 * tree-nrv.c (tree_nrv): Likewise.
3365 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3366 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3367 (combine_blocks): Likewise.
3368 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3369 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3370 (cleanup_control_flow): Likewise.
3371 (remove_forwarder_block): Likewise.
3372 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3373 * tree-sra.c (sra_replace): Likewise.
3374 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3375 (forward_propagate_single_use_vars): Likewise.
3376 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3377 * tree-inline.c (expand_call_inline): Likewise.
3378 * tree-vect-transform.c (vect_transform_loop): Likewise.
3379 * tree-outof-ssa.c (rewrite_trees): Likewise.
3380 * tree-cfg.c (make_goto_expr_edges): Likewise.
3381 (cleanup_dead_labels): Likewise.
3382 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3383 (bsi_move_before, bsi_move_after): Likewise.
3384 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3385 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3387 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3390 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3392 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3393 on non gimple variables. Also add checks at the top for decls and
3395 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3397 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3398 and IMAGPART_EXPR for creating MUST_DEFs.
3399 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3400 and NAME_MEMORY_TAG separately from the DECLs.
3402 2006-01-06 Richard Guenther <rguenther@suse.de>
3404 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3405 annotation, if necessary.
3406 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3407 redundant calls to update_stmt.
3408 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3411 2006-01-05 Richard Henderson <rth@redhat.com>
3413 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3415 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3417 * c-typeck.c: Update copyright date.
3419 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3421 * c-typeck.c (build_c_cast): Always warn when casting
3422 from a pointer to an integer of different size, even if
3423 the node was constant.
3425 2006-01-05 Richard Guenther <rguenther@suse.de>
3427 PR tree-optimization/22555
3428 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3429 if one structure field is an array.
3430 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3431 operands even if we found a subvar, but ignore VOPs in this
3433 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3435 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3437 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3440 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3442 2006-01-05 Richard Guenther <rguenther@suse.de>
3443 Diego Novillo <dnovillo@redhat.com>
3445 * tree-pass.h (TODO_remove_unused_locals): Define.
3446 * gimple-low.c (expand_var_p, remove_useless_vars,
3447 pass_remove_useless_vars): Remove. Update all users.
3448 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3449 (remove_unused_locals): New function.
3450 * tree-flow.h (remove_unused_locals): Declare.
3451 * passes.c (execute_todo): Call remove_unused_locals if
3452 TODO_remove_unused_locals is set.
3453 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3454 * tree-ssa-dce.c (pass_dce): Likewise.
3455 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3457 2006-01-05 Richard Guenther <rguenther@suse.de>
3459 * tree-flow.h (struct fieldoff): Decompose field to
3460 type, size and decl.
3461 * tree-ssa-alias.c (create_sft): Take type as parameter.
3462 (create_overlap_variables_for): Store type, size and decl
3463 in the fieldoff structure.
3464 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3466 (push_fields_onto_fieldstack): Likewise.
3467 (create_variable_info_for): Likewise. Use offset for the
3468 SFT name if the decl is not available.
3470 2006-01-04 Paul Brook <paul@codesourcery.com>
3472 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3474 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3476 * lambda-code.c (can_put_in_inner_loop): Relax
3478 (can_put_after_inner_loop): New function.
3479 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3480 (perfect_nestify): Change to make copies and modify uses.
3482 2006-01-04 Richard Henderson <rth@redhat.com>
3484 Merge from gomp branch:
3485 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3486 via integer constant.
3487 (pragma_lex): Remove.
3488 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3489 rather than parsing it.
3490 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3491 handle_pragma_extern_prefix): Add %< %> quotes.
3492 (registered_pragmas): New.
3493 (c_register_pragma_1): New.
3494 (c_register_pragma): Use it.
3495 (c_register_pragma_with_expansion): Likewise.
3496 (c_invoke_pragma_handler): New.
3497 (init_pragma): Use cpp_register_deferred_pragma directly for
3499 * c-pragma.h (enum pragma_kind): New.
3500 (pragma_handler): New.
3501 (c_invoke_pragma_handler): Declare.
3502 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3504 * c-common.h (c_common_pch_pragma): Update decl.
3505 * Makefile.in (c-parser.o): Update dependencies.
3506 (GTFILES): Add c-pragma.h.
3507 * c-parser.c (struct c_token): Add pragma_kind.
3508 (struct c_parser): Add in_pragma.
3509 (c_lex_one_token): Always initialize keyword and pragma_kind.
3510 Extract data for CPP_PRAGMA.
3511 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3512 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3513 Don't allow CPP_PRAGMA_EOL if in_pragma.
3514 (c_parser_consume_pragma): New.
3515 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3516 (c_parser_skip_to_end_of_parameter): Likewise.
3517 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3518 (c_parser_skip_to_pragma_eol): New.
3519 (c_parser_external_declaration): Handle CPP_PRAGMA.
3520 (c_parser_compound_statement_nostart): Likewise.
3521 (c_parser_statement_after_labels): Likewise.
3522 (c_parser_pragma): New.
3523 (pragma_lex): Likewise.
3524 (c_parser_pragma_pch_preprocess): New.
3525 (c_parser_new): Merge into ...
3526 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3528 2006-01-04 Jeff Law <law@redhat.com>
3531 * tree-cfg.c (bsi_replace): Remove the original statement
3532 from the EH throw statement table.
3534 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3536 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3537 make the prototype extern "C" and add throw ().
3540 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3541 and pos non-negative and pos + len <= 32.
3542 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3543 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3544 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3547 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3548 as well as sizes not multiple of component size.
3551 * function.c (instantiate_expr): New function.
3552 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3553 walk its DECL_VALUE_EXPR with instantiate_expr.
3555 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3556 DW_OP_deref{,_size} if address isn't going to be added.
3558 2006-01-04 Ben Elliston <bje@au.ibm.com>
3560 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3561 * config/fp-bit.c: Likewise.
3563 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3565 * dominance.c: Add comment about why we use DFS numbering
3568 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3569 Richard Henderson <rth@redhat.com>
3571 Merge from gomp-branch:
3572 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3573 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3575 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3577 PR rtl-optimization/25578
3578 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3579 pass a parameter to simplify_shift_const if changing ASHIFTRT
3582 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3584 * builtins.c (get_builtin_sync_mem): New function.
3585 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3586 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3587 Call get_builtin_sync_mem to generate mem rtx.
3589 2006-01-03 Richard Guenther <rguenther@suse.de>
3592 * stmt.c (add_case_node): Make sure to clear overflow flags
3595 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3597 Merge from gomp-branch.
3598 * config/sparc/sync.md: New file.
3599 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3600 UNSPECV_LDSTUB): New constants.
3601 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3602 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3603 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3606 2006-01-03 Roger Sayle <roger@eyesopen.com>
3608 * combine.c (reg_subword_p): New predicate to test whether the
3609 destination of a set refers to a subword/piece of a register.
3610 (try_combine): Generalize the code to merge the setting of a
3611 pseudo to a constant followed by a set of a subword of that
3612 register to a constant.
3614 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3616 * basic-block.h (control_flow_graph): Change the type of
3617 x_label_to_block_map to VEC(basic_block,gc) *.
3618 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3619 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3621 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3622 VEC(basic_block,heap) *.
3623 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3624 ssa_prop_fini): Adjust the uses of cfg_blocks.
3626 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3628 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3630 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3631 hashing trees instead of a pointer hash.
3632 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3633 compare for MEM_EXPR.
3635 PR rtl-optimization/25130
3636 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3637 when comparing MEMs for GCSE
3639 2006-01-03 Ben Elliston <bje@au.ibm.com>
3641 * targhooks.h (default_decimal_float_supported_p): Declare.
3642 * targhooks.c (default_decimal_float_supported_p): Define.
3643 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3644 `default_decimal_float_supported_p'.
3645 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3647 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3649 * combine.c (apply_distributive_law <SUBREG>): Check
3650 TRULY_NOOP_TRUNCATION.
3652 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3654 * dwarf2out.c (have_switched_text_section): Delete.
3655 (have_multiple_function_sections): New.
3656 (have_location_lists): Make 'bool'.
3657 (add_AT_loc_list): Use 'true' not '1'.
3658 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3659 (output_loc_list): Use have_multiple_function_sections.
3660 (output_ranges): Likewise.
3661 (dwarf2out_begin_function): Set have_multiple_function_sections if
3663 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3664 Check function_section rather than DECL_SECTION_NAME.
3665 (dwarf2out_finish): Use have_multiple_function_sections.
3666 Don't clear have_location_lists.
3668 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3669 Jan Hubicka <jh@suse.cz>
3671 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3672 case of conditional jump jumping to the next instruction.
3673 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3674 cases of conditional jump jumping to the next instruction.
3676 2006-01-02 Jan Hubicka <jh@suse.cz>
3678 * i386.c (*_cost): Add COSTS_N_INSNS.
3679 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3681 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3684 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3686 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3688 * config/arm/arm.c (all_fpus): Fix comment typo.
3689 * config/darwin.c: Likewise.
3690 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3691 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3692 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3694 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3696 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3697 (rs6000_split_compare_and_swapqhi): New.
3698 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3699 (sync_compare_and_swapqhi_internal): New.
3700 * config/rs6000/rs6000-protos.h: Declare.