1 2006-02-03 Jason Merrill <jason@redhat.com>
4 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
7 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
8 on the return slot if it's an NRV.
10 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
12 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
13 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
14 rewrite_use): Do not handle USE_OUTER.
15 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
16 add_iv_outer_candidates, may_replace_final_value,
17 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
18 (find_interesting_uses_op): Functionality of
19 find_interesting_uses_outer_or_nonlin moved here.
20 (find_interesting_uses_outside): Use find_interesting_uses_op.
22 2006-02-03 Alan Modra <amodra@bigpond.net.au>
25 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
27 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
28 Ulrich Weigand <uweigand@de.ibm.com>
31 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
32 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
33 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
34 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
36 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
37 (s390_rtx_costs): Use the new fields to calculate rtx costs.
38 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
39 Define secondary reloads for TFmode moves.
40 (constant_modes): Add TFmode.
41 (NR_C_MODES): Set to 8.
42 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
44 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
45 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
46 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
47 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
48 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
49 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
50 (FPR mode macro): Add TFmode.
51 (DSF mode macro): New.
52 (<de>, <dee> mode attributes): Removed.
53 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
54 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
55 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
56 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
57 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
58 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
59 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
60 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
61 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
62 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
63 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
64 "*negabs<mode>2", "sqrt<mode>2"):
65 Changed <de> to <xde>. R constraint replaced by <Rf>.
66 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
68 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
69 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
70 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
72 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
73 "extenddftf2", "extendsftf2"): New expanders.
74 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
75 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
76 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
77 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
79 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
80 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
81 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
82 __floatditf): Add a GCC_4.1.0 symbol version tag.
83 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
86 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
89 * config/i386/i386.c (ix86_function_ok_for_sibcall):
90 Use targetm.binds_local_p instead of TREE_PUBLIC.
92 2006-02-02 Roger Sayle <roger@eyesopen.com>
94 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
95 on INTEGER_TYPEs to indicate that it denotes a character type.
96 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
97 signed_char_type_node, unsigned_char_type_node and char_type_node.
98 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
99 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
100 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
102 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
103 Daniel Berlin <dberlin@dberlin.org>
105 * tree-tailcall.c (arg_needs_copy_p): New function.
106 (eliminate_tail_call): Use arg_needs_copy_p.
107 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
108 (add_virtual_phis): New function.
110 2006-02-02 Jakub Jelinek <jakub@redhat.com>
112 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
113 #ignore instead of #scratch for %g7 .register directive.
115 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
117 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
120 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
122 * flow.c (calculate_global_regs_live): Assert that there aren't any
125 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
127 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
129 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
130 bsi_after_labels iterator.
131 * tree-if-conv.c (find_phi_replacement_condition,
132 replace_phi_with_cond_modify_expr): Likewise.
133 * tree-scalar-evolution.c (scev_const_prop): Likewise.
134 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
136 2006-02-02 Diego Novillo <dnovillo@redhat.com>
138 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
140 2006-02-02 Diego Novillo <dnovillo@redhat.com>
143 * tree-cfg.c (move_block_to_fn): Clear out the basic block
144 array after growing it.
146 2006-02-01 Steve Ellcey <sje@cup.hp.com>
149 * fold-const.c (fold_checksum_tree): Change type of buf.
151 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
153 * reload.c (push_secondary_reload): Initialize t_icode.
155 2006-02-01 Jakub Jelinek <jakub@redhat.com>
157 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
158 -msoft-float -mlong-double-128 only issue a warning, but don't
159 swich to DFmode long double.
161 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
163 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
164 has a constant equivalent, iterate over equivalents for arg0,
165 calling simplify_relational_operation and if there's a result
166 cheaper than X, apply fold_rtx and return the result.
168 2006-02-01 Jan Hubicka <jh@suse.cz>
170 * opts.c (no_unit_at_a_time_default): New global variable.
171 (decode_options): Use it.
172 * opts.h (no_unit_at_a_time_default): Declare.
174 2006-02-01 Paul Brook <paul@codesourcery.com>
176 * function.c (assign_parm_setup_reg): Use function argument promotion
178 * expr.c (expand_expr_real_1): Use function argument promotion rules
181 2006-02-01 Steve Ellcey <sje@cup.hp.com>
183 * gcc.c (process_command): Change j to 'unsigned int'.
185 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
188 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
189 Use the corrected index for the character
190 out of the string constant.
192 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
194 * mode-switching.c (optimize_mode_switching): Fix size
195 allocated for bb_info[n_entities].
197 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
199 * gcc.c (main): Correct type that is allocated for
202 2006-01-31 Jakub Jelinek <jakub@redhat.com>
204 * config/s390/s390.c (init_alignment_context): Set
205 ALIAS_SET_MEMORY_BARRIER on the MEM.
206 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
208 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
211 * loop-unroll.c (unroll_loop_runtime_iterations): Free
213 * tree-ssa-live.c (type_var_init): Allocate bitmap after
216 2006-01-31 Marcin Dalecki <martin@dalecki.de>
218 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
219 * regrename.c: Ditto.
220 * tree-ssa-loop-im.c: Ditto.
221 * tree-dump.c: Ditto.
222 * tree-complex.c: Ditto.
224 * tree-ssa-threadupdate.c: Ditto.
226 * java/class.c: Ditto.
227 * java/jcf-parse.c: Ditto.
228 * java/resource.c: Ditto.
229 * java/except.c: Ditto.
230 * java/jvspec.c: Ditto.
231 * java/jcf-write.c: Ditto.
232 * java/jcf-path.c: Ditto.
233 * java/gjavah.c: Ditto.
234 * java/zextract.c: Ditto.
235 * java/jcf-io.c: Ditto.
237 * java/buffer.c: Ditto.
238 * java/lang.c: Ditto.
239 * java/parse-scan.y: Ditto.
242 * cfgloopmanip.c: Ditto.
243 * postreload-gcse.c: Ditto.
244 * tree-ssa-loop-manip.c: Ditto.
245 * postreload.c: Ditto.
246 * tree-ssa-loop-ch.c: Ditto.
250 * diagnostic.c: Ditto.
252 * genoutput.c: Ditto.
255 * cfgloopanal.c: Ditto.
256 * objc/objc-act.c: Ditto.
258 * genextract.c: Ditto.
259 * genautomata.c: Ditto.
260 * pretty-print.c: Ditto.
262 * cgraphunit.c: Ditto.
265 * haifa-sched.c: Ditto.
266 * dominance.c: Ditto.
268 * tree-ssa-loop-ivopts.c: Ditto.
270 * mode-switching.c: Ditto.
271 * modulo-sched.c: Ditto.
273 * ipa-pure-const.c: Ditto.
275 * fix-header.c: Ditto.
277 * tree-stdarg.c: Ditto.
278 * ipa-utils.c: Ditto.
279 * loop-init.c: Ditto.
280 * ipa-inline.c: Ditto.
283 * alloc-pool.c: Ditto.
284 * dwarf2out.c: Ditto.
286 * genattrtab.c: Ditto.
287 * tree-ssa-loop-ivcanon.c: Ditto.
291 * fortran/gfortranspec.c: Ditto.
293 * local-alloc.c: Ditto.
294 * langhooks.c: Ditto.
296 * tree-vectorizer.c: Ditto.
298 * ipa-type-escape.c: Ditto.
300 * tree-if-conv.c: Ditto.
303 * tree-data-ref.c: Ditto.
304 * loop-unroll.c: Ditto.
305 * treelang/treetree.c: Ditto.
308 * ggc-common.c: Ditto.
312 * tree-cfgcleanup.c: Ditto.
313 * tree-ssa-pre.c: Ditto.
314 * cfgcleanup.c: Ditto.
315 * loop-invariant.c: Ditto.
318 * print-tree.c: Ditto.
321 * sched-deps.c: Ditto.
323 * tree-object-size.c: Ditto.
325 * bb-reorder.c: Ditto.
327 * var-tracking.c: Ditto.
329 * df-problems.c: Ditto.
330 * reg-stack.c: Ditto.
333 * sched-rgn.c: Ditto.
334 * tree-ssa-structalias.c: Ditto.
335 * tree-ssa-reassoc.c: Ditto.
336 * config/darwin-c.c: Ditto.
337 * config/darwin.c: Ditto.
338 * config/arm/arm.c: Ditto.
343 2006-01-31 Nicolas Pitre <nico@cam.org>
345 * arm.md (smaxsi3): Make aware of smax_m1.
348 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
350 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
352 2006-01-31 Richard Guenther <rguenther@suse.de>
354 * doc/invoke.texi (-msselibm): Document.
355 * target.h (expand_library_builtin): New target hook.
356 * builtins.c (expand_builtin): Use expand_library_builtin.
357 (default_expand_library_builtin): New function.
358 * gcc.c (LINK_GCC_MATH_SPEC): Define.
359 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
360 (link_gcc_math_spec): Declare.
361 (static_specs): Add link_gcc_math_spec.
362 * expr.h (default_expand_library_builtin): Declare.
363 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
364 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
365 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
366 * config/i386/i386.opt (msselibm): New target option.
367 * config/i386/i386.c (ix86_builtin_function_variants): New array.
368 (ix86_init_sse_abi_builtins): New function.
369 (ix86_expand_library_builtin): Likewise.
370 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
371 (override_options): Handle error conditions wrt -msselibm.
372 (ix86_builtins): Add function codes for SSE2 ABI builtins.
373 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
374 * doc/extend.texi (__builtin_sse2_*): Document new target specific
377 2006-01-31 Richard Guenther <rguenther@suse.de>
378 Paolo Bonzini <bonzini@gnu.org>
380 * doc/install.texi (--disable-libgcc-math): Document.
382 2006-01-30 Marcin Dalecki <martin@dalecki.de>
384 * expr.h (expand_normal): new inline function.
385 * builtins.c: use it, use EXPAND_NORMAL explicitely.
387 * dwarf2out.c: use it.
392 * config/sparc/sparc.c: use it.
393 * config/i386/i386.c: use it.
394 * config/rs6000/rs6000.c: use it.
395 * config/arm/arm.c: use it.
396 * config/mips/mips.c: use it.
397 * stmt.c: use it, use EXPAND_NORMAL explicitely.
399 2006-01-30 Roger Sayle <roger@eyesopen.com>
401 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
402 argv to the appropriate type.
404 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
406 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
409 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
412 * config/s390/s390.c (struct machine_function): New flag
413 decomposed_literal_pool_addresses_ok_p.
414 (s390_reorg): Set it before final stage of literal pool transforms.
415 (s390_decompose_address): Only accept displacements of the form
416 (minus (label_ref ...) (label_ref ...)) if that flag is set.
418 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
420 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
421 the comparison routine return.
423 2006-01-30 Michael Matz <matz@suse.de>
425 * global.c (find_reg): Only evict for global regs.
426 Take n_refs into account and dump more info.
428 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
431 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
432 (pragma_trap, pragma_nosave_low_regs): Likewise.
433 (current_function_anonymous_args): Likewise.
434 (sh_deferred_function_attributes): New variable.
435 (sh_deferred_function_attributes_tail): Likewise.
436 (print_operand): For '@', look up trap_exit attribute.
437 (calc_live_regs): Look up trapa_handler attribute. For trapa
438 handlers, save/restore fpscr, but don't do any other
439 interrupt-specific saves.
440 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
441 Fix check for partially saved registers to check for SHmedia.
442 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
443 (sh_output_function_epilogue): Don't clear any of the removed
445 (sh_insert_attributes): Don't check pragma_interrupt.
446 Insert deferred attributes. Check that interrupt attribute is
447 present for other attributes that require its presence.
448 (sh_attribute_table): Add new attributes trapa_handler and
450 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
451 Don't check for pragma_interrupt. Don't store argument.
452 * sh.h (pragma_interrupt, sp_switch): Don't declare.
453 (sh_deferred_function_attributes): Declare.
454 (sh_deferred_function_attributes_tail): Likewise.
455 * sh.md (sp_switch_1): Add operand. Change generator caller.
456 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
457 (*return_i): Don't use when trap_exit attribute is in effect.
458 (*return_trapa): New insn pattern.
460 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
461 setting c_target_objs and cxx_target_objs.
462 * t-sh: Add rule for sh-c.o.
464 2006-01-30 Richard Guenther <rguenther@suse.de>
467 * gimplify.c (gimplify_target_expr): Handle easy cases
468 without creating a temporary.
470 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
472 * vec.h (safe_grow): Remove duplicated line.
474 2006-01-29 Diego Novillo <dnovillo@redhat.com>
477 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
478 (expand_omp): ... here.
479 (expand_omp_parallel): Only remove barriers for combined
480 parallel+workshare constructs.
482 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
486 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
487 * tree.c (build_qualified_type): Chain the new type to the original
488 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
489 a POINTER_TYPE or a REFERENCE_TYPE respectively.
490 (build_pointer_type_for_mode): Only return unqualified types.
491 (build_reference_type_for_mode): Likewise.
493 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
495 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
496 * Makefile.in (CXX_COMPAT_WARN): Define.
497 * configure: Regenerate.
499 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
502 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
505 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
507 * toplev.c: Fix thinko.
509 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
510 Marcin Dalecki <martin@dalecki.de>
512 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
513 (push_srcloc): Use XNEW.
514 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
516 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
518 * df-core.c (df_set_blocks): Deleted all variable.
520 2006-01-28 Ian Lance Taylor <ian@airs.com>
522 * cgraphunit.c (cgraph_assemble_pending_functions): Call
523 cgraph_output_pending_asms.
525 2006-01-28 Zack Weinberg <zackw@panix.com>
527 * c.opt: Add -W(no-)overlength-strings.
528 * doc/invoke.texi: Document it.
529 * c-opts.c (c_common_handle_option): -pedantic implies
530 -Woverlength-strings, if not explicitly disabled already.
531 (c_common_post_options): -Woverlength-strings defaults to off, and
532 is always off for C++.
533 * c-common.c (fix_string_type): Issue warning about strings longer
534 than is portable only if warn_overlength_strings. Rearrange code
535 a little for clarity.
536 * configure.in: Check for -Wno-overlength-strings as well before
537 enabling -pedantic in stage 1.
538 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
539 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
541 * genconditions.c (write_header, write_one_condition)
542 (write_conditions, write_writer): Consolidate very long strings
543 that were broken up to fit in C89 portable limit. Don't use
544 printf when fputs will do.
546 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
548 * combine.c (simplify_comparison <AND>): Check
549 TRULY_NOOP_TRUNCATION before start using a subreg.
551 * config/mips/mips.md (*branch_zero<mode>,
552 *branch_zero<mode>_inverted, *branch_equality<mode>,
553 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
554 Remove mode check from comparisons.
556 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
558 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
560 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
562 * expmed.c (const_mult_add_overflow_p): Remove.
563 * expr.h: Remove the prototype for const_mult_add_overflow_p.
565 * recog.c (validate_replace_rtx_subexp): Remove.
566 * recog.h: Remove the prototype for
567 validate_replace_rtx_subexp.
569 * integrate.h: Remove the prototype for
570 copy_decl_for_inlining.
571 * rtl.h: Remove the prototype for mark_constant_function.
572 * tree-vectorizer.h: Remove the prototype for
573 vect_strip_conversion.
575 * modulo-sched.c (create_partial_schedule,
576 free_partial_schedule, reset_partial_schedule): Make them
579 * hooks.c (hook_bool_rtx_int_false): Remove.
580 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
582 2006-01-28 David Edelsohn <edelsohn@gnu.org>
584 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
585 and -mlong-double-128 are incompatible.
586 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
587 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
588 (TARGET_LIBGCC2_CFLAGS): Define.
589 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
590 (TARGET_LIBGCC2_CFLAGS): Same.
591 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
593 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
596 * c-typeck.c (build_binary_op): Perform implicit casts of
597 operands before shortening them.
599 * cfgloopmanip.c (split_loop_bb): Remove.
600 * cfgloop.h: Remove the prototype for split_loop_bb.
602 * cfgloop.c (flow_loop_outside_edge_p): Remove.
603 * cfgloop.h: Remove the prototype for
604 flow_loop_outside_edge_p.
606 * emit-rtl.c (init_virtual_regs): Make it static.
607 * function.h: Remove the prototype for init_virtual_regs.
609 * recog.c (peephole2_optimize): Make it static.
610 * recog.h: Remove the prototype for peephole2_optimize.
612 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
614 * df-scan.c (df_record_entry_block_defs): Check if
615 INCOMING_RETURN_ADDR_RTX is defined.
617 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
618 Kenneth Zadeck <zadeck@naturalbridge.com>
620 PR rtl-optimization/24762
621 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
622 * targhooks.c (hook_void_bitmap): New hook prototype.
623 * targhoohs.h (hook_void_bitmap): Ditto.
624 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
625 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
626 * target.h (live_on_entry): New function pointer.
627 * df-scan.c (df_all_hard_regs): Removed.
628 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
629 (df_scan_free_internal): Added df->entry_block_defs.
630 (df_scan_alloc): Ditto.
631 (df_scan_dump): Ditto.
632 (df_uses_record): Plumbed flag field properly thru calls.
633 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
634 This part fixes PR24762.
635 (df_bb_refs_record): Added code to make the frame and arg
636 pointers live in EH blocks.
637 (df_refs_record): Added call to df_record_entry_block_defs.
638 (df_record_entry_block_defs): New function.
639 * df-core.c: Added comments to describe new artifical defs.
640 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
641 (entry_block_defs): New field in struct df.
642 (df_all_hard_regs): Deleted.
643 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
644 * df-problems.c (df_ru_bb_local_compute_process_def):
645 Added code to handle artifical defs in the entry to a function.
646 (df_ru_bb_local_compute): Ditto.
647 (df_rd_bb_local_compute_process_def): Ditto.
648 (df_rd_bb_local_compute): Ditto.
649 (df_lr_bb_local_compute): Ditto.
650 (df_ur_bb_local_compute): Ditto.
651 (df_urec_bb_local_compute): Ditto.
652 (df_chain_create_bb): Ditto.
653 (df_ur_local_finalize): Removed entry.
654 (df_urec_init): Ditto.
655 (df_urec_local_finalize): Ditto.
656 (df_ri_bb_compute): Added detection of last use of pseudos.
657 * Makefile.in (df-scan.o): Updated dependencies.
658 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
659 * config/mips/mips.c (mips_set_live_on_entry): Added.
660 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
662 * dce.c (marked_insn_p): Added code to handle artifical defs.
664 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
666 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
668 (_mm_cvtsi128_si64): Likewise.
669 (_mm_cvtsd_si64): Likewise.
670 (_mm_cvttsd_si64): Likewise.
671 (_mm_cvtsi64_sd): Likewise.
672 (_mm_cvtsi64_si128): Likewise.
673 * config/i386/mmintrin.h (_m_from_int64): Likewise.
674 (_mm_cvtsi64_m64): Likewise.
675 (_m_to_int64): Likewise.
676 (_mm_cvtm64_si64): Likewise.
677 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
678 (_mm_cvttss_si64): Likewise.
679 (_mm_cvtsi64_ss): Likewise.
680 (_mm_cvtss_f32): Likewise.
682 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
684 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
685 for pragma redefine_extname.
687 2006-01-27 Jakub Jelinek <jakub@redhat.com>
690 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
691 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
692 -mno-minimal-toc to previous content.
693 (bispecs): Remove goal.
694 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
695 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
696 compatibility aliases on powerpc-*-*gnu*.
697 * config/rs6000/libgcc-ppc-glibc.ver: New file.
698 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
699 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
700 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
701 (ldblspecs): New goal.
702 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
703 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
705 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
706 L_sf_to_tf or L_df_to_tf is defined.
708 2006-01-27 David Edelsohn <edelsohn@gnu.org>
709 Alan Modra <amodra@bigpond.net.au>
712 * config/rs6000/linux.h (POWERPC_LINUX): Define.
713 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
714 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
715 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
716 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
717 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
718 (rs6000_override_options): Initialize rs6000_ieeequad.
719 Initialize TFmode format to ibm_extended_format if not
721 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
723 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
724 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
725 (function_arg_advance): IBM long double passed in two FPRs, not
727 (function_arg): IBM long double passed in FPRs.
728 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
729 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
730 Only multireg GPR aligned.
731 (rs6000_init_libfuncs): Enable IBM long double functions if not
733 (rs6000_generate_compare): Use IBM long double compare if not
735 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
736 (TARGET_IEEEQUAD): Define.
737 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
739 * config/rs6000/rs6000.md: Enable TFmode patterns if
741 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
742 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
743 and -mlong-double-128 are incompatible.
744 * doc/invoke.texi (-mabi): Collect options together. Add
745 ibmlongdouble and ieeelongdouble.
747 2006-01-27 Richard Sandiford <richard@codesourcery.com>
749 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
751 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
752 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
753 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
754 * rtl.h (rtunion_def): Remove rt_ptr.
756 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
757 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
758 * config/i386/winnt.c (i386_pe_mark_dllexport)
759 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
761 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
763 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
765 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
769 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
770 pthread_key_delete. From John David Anglin. gthrw-ify
771 pthread_getunique_np only if it it's not a macro. Delete
773 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
774 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
775 __gthread_objc_condition_signal, __gthread_key_delete): Add
776 "__attribute__ ((__unused__))" to unused arguments.
777 (__gthread_recursive_mutex_init_function): Add missing return.
778 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
779 gthr-posix95.h: Use macro-based approach for name redirection
780 on targets missing weakref.
782 2006-01-26 Zack Weinberg <zackw@panix.com>
784 * genconditions.c (write_header): In generated code, #ifdef out
785 all includes and fake declarations, except includes of bconfig.h
786 and system.h, unless GCC_VERSION >= 3001. Do not include
787 gensupport.h in any case.
788 (write_conditions): Generate a definition of struct c_test. Add
789 a comment to the generated #endif.
790 (write_one_condition): Escape backslashes in string too.
791 (write_writer): Generated code must escape backslashes and quote
792 marks (but not newlines) in the strings it writes.
793 * Makefile.in (build/gencondmd.o): Update dependencies.
795 2006-01-26 Steve Ellcey <sje@cup.hp.com>
798 * Makefile.in (insn-automata.o): Add header file dependencies.
799 * genautomata.c: Add includes.
801 2006-01-26 Steve Ellcey <sje@cup.hp.com>
804 * Makefile.in (insn-automata.o): Add -Wno-error flag.
806 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
808 * configure.ac: Expect target tools paths to be passed from the toplevel
809 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
811 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
813 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
816 * c.opt (Wpointer-sign): Init to -1.
817 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
818 OPT_pedantic, to 0 otherwise.
819 * doc/invoke.texi: Update.
821 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
823 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
824 constants provided by 80387 instructions in the destination mode.
826 2006-01-26 Richard Guenther <rguenther@suse.de>
827 Andrew Pinski <pinskia@physics.uc.edu>
830 partial PR tree-opt/17064
831 * tree-ssa-structalias.c (intra_create_variable_infos):
832 Create heap variables for incoming parameters if
833 flag_argument_noalias > 1.
834 (find_what_p_points_to): Look through default defs of
837 2006-01-26 Jeff Law <law@redhat.com>
840 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
841 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
842 within the VR_RANGE, use the VR_RANGE as the result, not the
844 (adjust_range_with_scev): Reject ranges from SCEV which are out
845 of bounds for the type.
847 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
849 * tree-ssa-alias.c (maybe_create_global_var): Change
850 subvar walking to an assertion that we don't have subvar'd variables.
852 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
855 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
856 Use a new variable, inner. PARM_DECLs are always non-weak.
858 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
860 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
863 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
865 * config/mips/mips.md (*clear_upper32): New combiner pattern.
867 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
869 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
870 (smax_insn, smin_insn, smax_0, smin_0): New.
872 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
875 * config/cris/cris.c (cris_order_for_addsi3): New function.
876 * config/cris/cris-protos.h: Prototype it.
877 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
878 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
879 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
880 (split for "op.S1 [rx=rx+i],ry (swapped)")
881 (split for "op(s|u).S1 [rx=rx+i],ry")
882 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
883 Apply cris_order_for_addsi3 when generating addsi3 insns.
885 2006-01-25 Diego Novillo <dnovillo@redhat.com>
887 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
888 (TREE_BLOCK): Add call to EXPR_CHECK.
890 2006-01-25 Diego Novillo <dnovillo@redhat.com>
893 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
894 * tree-pretty-print.c (dump_omp_clause): Extract from ...
895 (dump_omp_clauses): ... here.
896 (dump_generic_node): Handle OMP_CLAUSE.
897 * tree.c (omp_clause_num_ops): New.
898 (omp_clause_code_name): New.
899 (tree_code_size): Handle OMP_CLAUSE.
900 (tree_size): Likewise.
901 (make_node): Document handling of OMP_CLAUSE.
902 (tree_node_structure): Handle OMP_CLAUSE.
903 (omp_clause_check_failed): New.
904 (omp_clause_range_check_failed): New.
905 (omp_clause_operand_check_failed): New.
906 (build_omp_clause): New.
907 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
908 * tree.h (enum omp_clause_code): Declare.
909 (OMP_CLAUSE_SUBCODE_CHECK): Define.
910 (OMP_CLAUSE_RANGE_CHECK): Define.
911 (OMP_CLAUSE_ELT_CHECK): Define.
912 (omp_clause_check_failed): Declare.
913 (omp_clause_operand_check_failed): Declare.
914 (omp_clause_range_check_failed): Declare.
915 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
916 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
917 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
918 (OMP_CLAUSE_LASTPRIVATE): Likewise.
919 (OMP_CLAUSE_IF_EXPR): Likewise.
920 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
921 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
922 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
923 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
924 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
925 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
926 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
927 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
928 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
929 (OMP_CLAUSE_CODE): Define.
930 (OMP_CLAUSE_SET_CODE): Define.
931 (OMP_CLAUSE_CODE): Define.
932 (OMP_CLAUSE_OPERAND): Define.
933 (struct tree_omp_clause): Declare.
934 (union tree_node): Add field 'omp_clause'.
935 * treestruct.def (TS_OMP_CLAUSE): Define.
936 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
937 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
938 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
939 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
940 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
941 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
942 (OMP_CLAUSE): Define.
943 * print-tree.c (print_node): Handle OMP_CLAUSE.
944 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
945 * c-typeck.c: Likewise.
946 * gimplify.c: Likewise.
948 * tree-nested.c: Likewise.
949 * tree-inline.c: Likewise.
950 * c-parser.c: Likewise.
951 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
954 2006-01-25 Roger Sayle <roger@eyesopen.com>
956 PR rtl-optimization/25703
957 * combine.c (try_combine): Handle zero_extract and strict_low_part
958 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
960 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
962 * global.c: Fix comment typos.
964 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
967 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
968 Use output_addr_const instead of assemble_name.
970 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
972 * Makefile.in (sched-vis.o): Update dependencies.
973 * haifa-sched.c (sched_finish): Clear current_sched_info.
974 * cfg.c (dump_bb_info): New, split from dump_flow_info.
975 (dump_flow_info): Call it.
976 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
978 * basic-block.h (dump_bb_info): Declare.
979 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
980 option, and apply options only for dump files whose TDF_RTL,
981 TDF_TREE, or TDF_IPA bits match.
982 * rtl.h: Declare new functions exported from sched-vis.c.
983 * sched-vis.c: Enable also if scheduling is not used.
984 (print_value): Print the mode of registers if not inside scheduling.
985 (print_insn): Make it work outside the scheduler. Beautify the output
987 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
989 2006-01-25 Richard Sandiford <richard@codesourcery.com>
991 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
992 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
993 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
994 depending on the value of CONSTANT_POOL_ADDRESS_P.
995 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
997 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
998 rather than SYMBOL_REF_DECL.
999 (rtx_constant_pool): Remove const_rtx_sym_htab.
1000 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1001 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1002 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1003 Remove handling of const_rtx_sym_htab.
1004 (find_pool_constant): Delete.
1005 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1006 rather than find_pool_constant.
1007 (get_pool_constant_for_function): Delete.
1008 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1010 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1011 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1012 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1013 (SYMBOL_REF_CONSTANT): New macro.
1014 (get_pool_constant_for_function): Delete.
1015 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1016 rather than SYMBOL_REF_DECL.
1017 (i386_pe_mark_dllimport): Likewise.
1018 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1019 rather than SYMBOL_REF_DECL.
1020 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1021 (machopic_indirect_call_target): Likewise.
1023 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1025 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1027 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1029 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1031 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1033 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1035 2006-01-24 David Daney <ddaney@avtrex.com>
1038 * configure.ac (enable_tls): New enable option.
1039 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1040 * configure: Regenerate.
1041 * doc/install.texi (--enable-tls): Document new option.
1042 (--disable-tls): Ditto.
1044 2006-01-24 Richard Henderson <rth@redehat.com>
1046 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1047 * alias.c (true_dependence): Respect it.
1048 (canon_true_dependence, write_dependence_p): Likewise.
1049 * builtins.c (get_builtin_sync_mem): Set it.
1051 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1053 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1056 2006-01-24 DJ Delorie <dj@redhat.com>
1058 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1059 for storing constants in single-bit bitfields.
1061 2006-01-25 Ben Elliston <bje@au.ibm.com>
1063 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1065 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1068 * tree-ssa-pre.c (phi_translate): Return NULL
1069 for AGGREGATE_TYPE's.
1071 2006-01-24 Zack Weinberg <zackw@panix.com>
1073 * genautomata.c (process_state_for_insn_equiv_partition):
1074 Use xcalloc for insn_arcs_array.
1075 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1076 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1078 2006-01-24 Richard Henderson <rth@redhat.com>
1080 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1083 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1085 PR rtl-optimization/25890
1086 PR rtl-optimization/25905
1087 * combine.c (expand_compound_operation, expand_field_assignment):
1088 Fail if the bitfield's final position is out of bounds.
1090 2006-01-24 Ian Lance Taylor <ian@airs.com>
1093 * cgraphunit.c (cgraph_output_in_order): Don't clear
1094 cgraph_asm_nodes until after asm strings have been output.
1096 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1098 * fix-header.c (read_scan_file): Add new parameter imultilib when
1099 calling register_include_chains.
1101 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1103 * omp-low.c: Update documentation.
1105 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1106 Daniel Berlin <dberlin@dberlin.org>
1110 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1111 return from the function.
1113 2006-01-22 Zack Weinberg <zackw@panix.com>
1115 * rtl.def (match_code): Add second argument.
1116 * genpreds.c (write_extract_subexp): New function.
1117 (write_match_code): Add path argument. Use write_extract_subexp.
1118 (write_predicate_expr): Pass path to write_match_code.
1119 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1120 not perform a mode test.
1121 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1122 a subexpression does not constrain the top-level code set.
1123 * read-rtl.c (read_rtx_variadic): New function.
1124 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1125 * doc/md.texi: Document new notation.
1126 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1127 (cmpsi_operand): ... here, using new notation.
1129 2006-01-22 Zack Weinberg <zackw@panix.com>
1131 * varray.c: Remove GENERATOR_FILE #ifdefs.
1133 2006-01-22 Zack Weinberg <zackw@panix.com>
1135 * genautomata.c (output_reserved_units_table): Emit nothing if
1136 description->query_units_num is zero. Remove extra blank line.
1137 (output_cpu_unit_reservation_p): Short circuit
1138 if description->query_units_num is zero.
1140 2006-01-22 Zack Weinberg <zackw@panix.com>
1142 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1143 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1144 nor any of the random handful of variables that used to be necessary
1145 when this program was linked with rtlanal.o. Prune set of forward
1146 function declarations.
1147 (struct attr_desc): Remove static_p field.
1148 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1149 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1150 (attr_string): Do not read the character one past the length of
1152 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1153 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1154 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1155 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1156 (make_automaton_attrs): New.
1157 (main): Do not call into genautomata. Call local gen_bypass
1158 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1159 Remove special case for insn_alts.
1160 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1161 varray.h (leftover from previous change). Prune set of forward
1162 function declarations. Remove state_alts fields from all
1163 structures. Remove state_alts_table from struct automaton.
1164 Make everything except main static. Do not maintain num_dfa_decls.
1165 Do not maintain state_alts fields of various structures.
1166 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1167 (add_arc): Remove state_alts argument. All callers updated.
1168 (output_reserved_units_table): Emit #ifdef here...
1169 (output_tables): ...not here. Don't generate state_alts tables.
1170 (expand_automata): Don't generate attributes.
1171 (write_automata): Don't generate state_alts functions.
1172 (main): New function.
1173 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1174 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1175 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1176 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1177 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1178 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1179 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1180 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1182 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1183 * genattrtab.h: Delete file.
1184 * Makefile.in (OBJS-common): Add insn-automata.o.
1185 (insn-automata.o): New rule.
1186 (simple_generated_c): Add insn-automata.c.
1187 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1188 (genprogmd): Add automata.
1189 (build/genattrtab): Needs no extra objects nor libraries.
1190 (build/genautomata): Needs build/vec.o and -lm.
1192 2006-01-22 Zack Weinberg <zackw@panix.com>
1194 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1195 (output_dfa_max_issue_rate, locked_states_num): Delete.
1196 (struct automaton): Add locked_states field.
1197 (output_dead_lock_vect): Save number of locked states in
1198 automaton->locked_states. If it is zero, don't print anything.
1199 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1200 (output_internal_dead_lock_func): Only test the dead_lock_vect
1201 for automata that have locked states.
1202 (output_statistics): Always print the number of locked states for
1203 each automaton. Calculate total number of locked states here.
1204 (write_automata): Don't call output_dfa_max_issue_rate.
1205 * genattrtab.c: Define length_unit_log as a const variable.
1206 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1207 max_insn_queue_index const.
1208 * final.c (length_unit_log): Declare const.
1209 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1211 2006-01-22 Zack Weinberg <zackw@panix.com>
1213 * genautomata.c: Include vec.h, not varray.h.
1214 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1215 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1216 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1217 VEC_* macros operating on appropriately typed vectors, or to
1218 malloced arrays when the size is known in advance. Const-ify
1219 many char* variables and function arguments. No functional changes.
1220 * Makefile.in (build/varray.o): Delete rule.
1221 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1222 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1224 2006-01-22 Zack Weinberg <zackw@panix.com>
1226 * gensupport.c: Define get_insn_name and record_insn_name here.
1227 (read_md_rtx): Call record_insn_name as appropriate.
1228 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1229 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1230 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1232 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1233 (BUILD_VARRAY): Delete.
1234 (genprognormal): Rename genprogmd. Fold in all programs from
1235 genprognoprint; also attrtab.
1236 (build/genattrtab): Just mention genautomata.o and varray.o.
1237 Reorganize a bit, add comments to make the categories clearer.
1239 2006-01-22 Zack Weinberg <zackw@panix.com>
1241 * genconditions.c (condition_table, add_condition): Delete.
1242 (write_conditions): Don't emit n_insn_conditions nor
1243 insn_elision_unavailable. Issue the gcc version #ifdef here,
1244 inside the table, with no #else clause ...
1245 (write_header): ...not here.
1246 (write_writer): New function.
1247 (main): Don't initialize condition_table. Use add_c_test.
1249 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1250 files on the command line.
1251 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1252 Return -1 if there is no entry in the table, don't abort.
1253 (add_c_test, traverse_c_tests): New functions.
1254 * gensupport.h (insn_elision_unavailable, insn_conditions)
1255 (n_insn_conditions): Delete declarations.
1256 (add_c_test, traverse_c_tests): Declare.
1257 * read-rtl.c: Include gensupport.h.
1258 (read_conditions): New function.
1259 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1260 (read_rtx_1): If we get EOF when we were looking for an initial
1261 open paren, return 0. Call read_conditions when appropriate.
1262 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1263 dummy-conditions.o. Eliminate references to insn-conditions.o,
1264 or change them to build/gencondmd.o, as appropriate. Remove
1265 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1266 from $(simple_generated_c). For all files remaining in those
1267 two lists, add insn-conditions.md to the generator command line.
1268 Give insn-constants.h/s-constants their own rules. Add rules
1269 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1270 (build/read-rtl.o): Depend on gensupport.h.
1271 (genprognormal): Include preds.
1272 (genprogearly): Rename genprognoprint; only difference is now that
1273 they don't link with $(BUILD_PRINT).
1274 * dummy-conditions.c: Delete.
1276 2006-01-22 Zack Weinberg <zackw@panix.com>
1278 * genextract.c: Don't include insn-config.h. Do include vec.h.
1279 Declare vectors of int, char, and locstr.
1280 (locstr): New typedef.
1281 (struct extraction): Make all array fields into bare pointers.
1282 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1283 (insn_code_number): Delete.
1284 (accum_extract): New struct.
1285 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1286 (gen_insn): Take insn_code_number as an argument. Use an
1287 accum_extract structure instead of loading data directly into
1288 a struct extraction, and having to know how big it might get.
1289 (walk_rtx): Operate entirely on an accum_extract structure.
1290 (print_path): Avoid unnecessary use of printf.
1291 (print_header): New function, split out of main. Distinguish
1292 more carefully between an unrecognizable insn and an insn that
1293 has the code number of a define_expand.
1294 (main): Pass insn_code_number to gen_insn. Call print_header
1295 only after parsing. Avoid unnecessary use of printf.
1296 * Makefile.in (build/vec.o): New rule.
1297 (build/genextract): Depend on build/vec.o.
1298 (build/genextract.o): Don't depend on insn-config.h.
1300 2006-01-22 Zack Weinberg <zackw@panix.com>
1302 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1303 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1304 practical. Eliminate per-generator-program link rules.
1306 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1309 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1310 with a call expr to ...
1311 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1313 2006-01-23 Richard Guenther <rguenther@suse.de>
1315 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1316 before make_edge with conditional EDGE_TRUE_VALUE.
1318 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1319 Jan Hubicka <jh@suse.cz>
1320 Richard Guenther <rguenther@suse.de>
1322 PR rtl-optimization/25654
1323 * cfgexpand.c (aggregate_contains_union_type): New function.
1324 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1325 for structure variables that contain a union type.
1327 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1329 * gengtype.c (new_structure): Return the structure.
1330 (create_option): Add an extra "next" argument.
1331 (create_field): New function.
1332 (adjust_field_rtx_def): Use create_option and create_field.
1333 Remove a now-unnecessary call to find_structure.
1334 (adjust_field_tree_def): Likewise.
1335 (note_yacc_type): Remove an unnecessary call to find_structure.
1336 * gengtype.h (new_structure): Return the structure.
1337 (create_option): Add an extra argument.
1338 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1339 (option): Adjust calls to create_option.
1341 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1343 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1345 2006-01-22 Paul Brook <paul@codesourcery.com>
1346 Peter Barada <peter@the-baradas.com>
1348 * config/m68k/m68k.md: Add Coldfire FPU support.
1349 Define FP mode macro and associated attributes.
1350 Use it for float mode patterns.
1351 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1352 (LIBCALL_VALUE): Use m68k_libcall_value.
1353 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1354 (m68k_function_value): Ditto.
1355 (emit_move_sequence): Ditto.
1356 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1357 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1358 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1359 (MULTILIB_EXCEPTIONS): Ditto.
1360 * config/m68k/m68k.opt: Add mcfv4e.
1361 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1362 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1363 (m68k_output_function_prologue): Save ColdFire FPU registers.
1364 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1365 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1366 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1367 ColdFire FPU registers.
1368 (m68k_libcall_value, m68k_function_value): New functions.
1369 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1370 (LIBCALL_VALUE): Use m68k_libcall_value.
1371 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1372 (MASK_COLDFIRE): Add MASK_CFV4E.
1373 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1374 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1375 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1376 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1377 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1378 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1379 * doc/invoke.tex: Document -mcfv4e on m68k.
1381 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1383 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1386 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1389 * c-opts.c (c_common_handle_option): Don't include
1390 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1391 * doc/invoke.texi (C++ Dialect Options): Document that
1392 -Wnon-virtual-dtor is no longer included in -Wall.
1394 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1396 * gcov.c (print_version), gcov-dump.c (print_version),
1397 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1400 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1402 * df-scan.c (problem_SCAN): Added NULL reset function.
1403 (df_scan_reset_blocks): Added code to call reset block function
1404 (df_bb_refs_delete) Fixed comment.
1405 (df_insn_refs_delete): Made tolerant of deleting non existent info
1406 for dataflow problems that need to be reset.
1407 * df-core.c (df_set_blocks): Ditto.
1408 * df.h (struct df_problem): Added reset_fun.
1409 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1410 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1411 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1412 functions to clear out all references to def-use or use-def chains.
1414 2006-01-21 Ben Elliston <bje@au.ibm.com>
1416 * varasm.c (assemble_real): Initialise data array.
1418 2006-01-20 Paul Brook <paul@codesourcery.com>
1420 Merge from csl-arm-branch.
1421 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1422 * config/arm/arm.md (movdi): Force operands[1] to a register
1423 if we have a non-register source.
1424 (*arm_movdi, *movdf_soft_insn): Require that one of the
1425 operands be a register.
1426 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1427 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1429 2006-01-20 DJ Delorie <dj@redhat.com>
1431 * varasm.c (initialize_constant_valid_p): Allow pointers
1432 initialized from integer constants of lesser precision.
1433 (output_constant): Allow non-int-sized pointer modes to be
1434 initialized from integer constants.
1436 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1439 * cppdefault.h (struct default_include): Add multilib flag.
1440 * cppdefault.c (cpp_include_defaults): Set it.
1441 * c.opt (-imultilib): New option.
1442 * c-opts.c (imultilib): New.
1443 (c_common_handle_option): Handle -imultilib.
1444 (c_common_post_options): Likewise.
1445 * c-incpath.c (add_standard_paths, register_include_chains):
1447 * c-incpath.h (register_include_chains): Add extra parameter.
1448 * gcc.c (do_spec_1): Generate -imultilib option.
1449 (The Specs Language): Update %I description.
1450 (process_command): Update copyright notice.
1451 * doc/cppopts.texi (-imultilib): Document.
1452 * doc/invoke.texi (-imultilib): Include in option summary.
1453 (%I): Update specs documentation.
1455 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1457 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1459 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1461 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1464 2006-01-20 Richard Guenther <rguenther@suse.de>
1465 Steven Bosscher <stevenb.gcc@gmail.com>
1467 PR rtl-optimization/24626
1468 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1469 EDGE_TRUE_VALUE if in RTL mode.
1472 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1473 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1475 2006-01-20 Dirk Mueller <dmueller@suse.com>
1478 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1479 instead of a special NOP marker.
1480 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1481 NOP marker handling.
1482 * c-common.h (empty_body_warning): Add forward declaration.
1483 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1484 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1486 2006-01-20 Paul Brook <paul@codesourcery.com>
1488 * Makefile.in (lang_checks): Keep going if mkdir fails.
1490 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1492 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1493 be able to clean out basic block when not necessary.
1494 (df_scan_free): Fixed to properly delete information if df is
1495 unused before calling df_finish.
1496 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1497 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1499 (df_bb_refs_delete): New function.
1500 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1501 * df-core.c (df_set_blocks): Added code to properly clean out
1502 unused blocks if they are not part of the blocks to consider.
1503 Added additional null check.
1504 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1505 be able to clean out basic block when not necessary
1506 * df.h (df_free_bb_function): Ditto.
1507 (df_bb_refs_delete): New function.
1508 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1509 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1510 basic block parameter to be able to clean out basic block when not
1512 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1513 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1514 Fixed to properly delete information if df is unused before
1517 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1519 PR rtl-optimization/25799
1520 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1521 Corrected confluence operator to remove bits from op2 before oring
1522 with op1 rather than removing bits from op1.
1523 (df_ru_transfer_function): Corrected test on wrong bitmap which
1524 caused infinite loop. Both of these problems were introduced in
1525 the dataflow rewrite.
1527 2006-01-19 DJ Delorie <dj@redhat.com>
1529 * reload1.c (find_reload_regs): Note the details of reload
1530 failures in the dump file.
1531 (spill_failure): Likewise.
1533 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1535 * loop-iv.c: Include df.h and hashtab.h.
1536 (enum iv_grd_result): New enum.
1537 (DF_REF_IV, DF_REF_IV_SET): New macros.
1538 (struct biv_entry): New.
1539 (df, bivs): New global variables.
1540 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1541 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1543 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1544 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1545 analyzed_for_bivness_p, record_biv): New functions.
1546 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1547 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1548 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1550 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1552 (iv_number_of_iterations): Use new interface to iv analysis.
1553 * loop-unroll.c: Do not include varray.h.
1554 (analyze_iv_to_split_insn): Use new interface to iv
1556 * loop-unswitch.c (may_unswitch_on): Ditto.
1557 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1559 (df_bb_modify): Realloc tables to the new index.
1560 (df_find_use): New function.
1561 * df.h (df_find_use): Declare.
1562 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1564 * cfgloop.h (struct rtx_iv): Remove analysed field.
1565 (iv_get_reaching_def): Removed.
1566 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1567 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1568 (loop-iv.o): Add df.h and hashtab.h dependency.
1569 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1571 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1574 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1576 (__floatundisf, __floatundidf): Likewise.
1577 * libgcc2.h (IS_IBM_EXTENDED): Define.
1579 2006-01-19 DJ Delorie <dj@redhat.com>
1581 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1583 2006-01-19 Paul Brook <paul@codesourcery.com>
1585 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1586 as nothrow when unwinding tables are disabled.
1588 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1591 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1592 of bit-field" when in system header.
1594 2006-01-19 DJ Delorie <dj@redhat.com>
1596 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1597 the 16 bit shift limit of the m16c.
1599 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1602 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1603 * config/i386/i386.c (output_set_got): Output the label if we have one
1604 for the TARGET_DEEP_BRANCH_PREDICTION case.
1606 2006-01-19 Jan Hubicka <jh@suse.cz>
1607 H.J. Lu <hongjiu.lu@intel.com>
1608 Evandro Menezes <evandro.menezes@amd.com>
1610 * invoke.texi (generic): Document
1612 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1613 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1614 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1615 (x86_use_incdec, x86_pad_returns): New variables
1616 (TARGET_CPU_DEFAULT_generic): New constant
1617 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1618 (enum processor_type): Add generic32 and generic64.
1619 * i386.md (cpu attribute): Add generic32/generic64
1620 (movhi splitter): Behave sanely when both partial_reg_dependency and
1621 partial_reg_stall are set.
1622 (K8 splitters): Enable for generic as well.
1623 * predicates.md (incdec_operand): Use TARGET_INCDEC
1624 (aligned_operand): Avoid memory mismatch stalls.
1625 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1626 * ppro.md: Enable for generic32
1627 * i386.c (generic64_cost, generic32_cost): New.
1628 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1629 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1630 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1631 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1632 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1633 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1634 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1635 x86_accumulate_outgoing_args, x86_prologue_using_move,
1636 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1637 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1639 (x86_use_incdec, x86_pad_returns): New.
1640 (override_options): Add generic32 and generic64, translate "generic"
1641 to generic32/generic64 and "i686" to "generic32", refuse
1642 "generic32"/"generic64" as arch target.
1643 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1644 (ix86_reorg): Honor PAD_RETURNS.
1646 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1648 * tree-pretty-print.c (dump_generic_node): Handle
1649 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1650 * cgraph.c (cgraph_expand_queue): Rename from
1651 cgraph_analyze_queue. Update all users.
1652 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1653 cgraph_expand_queue.
1654 (cgraph_expand_all_functions): Likewise.
1655 (cgraph_finalize_pending_functions): Remove. Update callers.
1657 * tree.h (OMP_DIRECTIVE_P): Define.
1658 (OMP_PARALLEL_FN): Define.
1659 (OMP_PARALLEL_DATA_ARG): Define.
1660 (OMP_SECTIONS_SECTIONS): Define.
1661 * tree-pass.h (pass_expand_omp): Declare.
1662 * omp-low.c (struct omp_region): Declare.
1663 (struct omp_context): Remove fields 'parallel_type',
1664 'parallel_start_ix' and 'parallel_start_additional_args'.
1666 (struct omp_for_data): Rename from struct expand_omp_for_data.
1667 (omp_regions): New static variable.
1668 (root_omp_region): New static variable.
1669 (find_omp_clause): Make static.
1670 (is_in_combined_parallel_ctx): Remove.
1671 (is_combined_parallel): New.
1672 (extract_omp_for_data): Move earlier in the file.
1673 (workshare_safe_to_combine_p): New.
1674 (get_ws_args_for): New.
1675 (determine_parallel_type): Move earlier in the file.
1676 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1678 (omp_copy_decl): Likewise.
1679 (create_omp_child_function): Likewise.
1680 (lookup_omp_region): New.
1681 (dump_omp_region): New.
1682 (debug_omp_region): New.
1683 (debug_all_omp_regions): New.
1684 (new_omp_region): New.
1685 (scan_omp_parallel): If parallel_nesting_level > 1, the
1686 directive is nested within another parallel directive.
1687 Set OMP_PARALLEL_FN.
1688 (scan_omp_for): Do not try to handle combined parallel+for
1690 Remove FIXME comment.
1691 (scan_omp_nested): Remove.
1692 (scan_omp_1): Do not call scan_omp_nested when
1693 parallel_nesting_level is > 1.
1694 Do not change the DECL_CONTEXT of local variables found.
1695 (lookup_decl_in_outer_ctx): New.
1696 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1697 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1698 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1699 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1700 If CTX is nested, lookup VAR in the outer context when
1701 building copy assignment.
1702 (lower_send_clauses): Rename from expand_send_clauses.
1703 If CTX is nested, lookup VAR in the outer context when
1704 building copy assignments.
1705 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1706 If CTX is nested, lookup VAR in the outer context when
1707 building copy assignments.
1708 (expand_parallel_call): Rename from build_parallel_call.
1709 Handle combined parallel+workshare cases.
1710 Re-implement to emit code into the CFG.
1712 (expand_omp_parallel): Re-implement to emit code into the CFG.
1713 Call move_sese_region_to_fn to outline the sub-graph
1714 containing the parallel region.
1715 (expand_omp_for_1): Remove.
1716 (expand_omp_for_generic): Re-implement to emit code into the
1718 (expand_omp_for_static_nochunk): Likewise.
1719 (expand_omp_for_static_chunk): Likewise.
1720 (expand_omp_for): Likewise.
1721 (expand_omp_sections): Likewise.
1722 (remove_exit_barriers): New.
1723 (expand_omp_synch): New.
1725 (build_omp_regions_1): New.
1726 (build_omp_regions): New.
1727 (execute_expand_omp): New.
1728 (gate_expand_omp): New.
1729 (pass_expand_omp): Define.
1730 (lower_omp_sections): Rename from expand_omp_sections.
1731 Set OMP_SECTIONS_SECTIONS.
1732 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1733 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1734 (lower_omp_single): Rename from expand_omp_simple.
1735 (lower_omp_master): Rename from expand_omp_master.
1736 (lower_omp_ordered): Rename from expand_omp_ordered.
1737 (lower_omp_critical): Rename from expand_omp_critical.
1738 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1739 (lower_omp_for): Re-implement.
1740 (lower_omp_parallel): Re-implement.
1741 (lower_regimplify): Rename from expand_regimplify.
1742 (lower_omp_1): Rename from expand_omp_1.
1743 If there are syntax errors in the program, replace every
1744 OpenMP directive with NOP.
1745 Call lower_omp_* instead of expand_omp_*.
1746 (lower_omp): Rename from expand_omp.
1748 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1749 * tree-gimple.h (enum omp_parallel_type): Remove.
1750 (gimple_boolify): Declare extern.
1751 (find_omp_clause, determine_parallel_type): Remove.
1753 * gimple-low.c (lower_omp_directive): New.
1754 (lower_stmt): Call it.
1755 (record_vars_into): Move from ...
1756 (record_vars): ... here.
1757 Call record_vars_into with current_function_decl.
1759 * gimplify.c (struct gimplify_ctx): Remove fields
1760 combined_pre_p and combined_ctxp. Update users.
1761 (get_formal_tmp_var): Add documentation.
1762 (gimple_boolify): Make extern.
1763 (gimplify_expr_in_ctx): Remove. Update callers.
1764 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1765 will always be a BIND_EXPR.
1766 (gimplify_expr): Handle OMP_RETURN_EXPR.
1767 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1768 (OMP_PARALLEL): Add 3 operands.
1769 (OMP_SECTIONS): Add 1 operand.
1770 (OMP_RETURN_EXPR): Define.
1772 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1773 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1774 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1775 creating a circular free list.
1776 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1778 * tree-flow.h (move_sese_region_to_fn): Declare.
1779 (record_vars_into): Declare.
1780 * tree-cfg.c (make_omp_sections_edges): New.
1781 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1782 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1783 OMP_SECTIONS and OMP_SECTION.
1784 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1785 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1786 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1787 (gather_blocks_in_sese_region): New.
1788 (struct move_stmt_d): Declare.
1790 (move_block_to_fn): New.
1791 (move_sese_region_to_fn): New.
1793 * passes.c (init_optimization_passes): Schedule
1794 pass_expand_omp after pass_init_datastructures.
1796 * tree-ssa-operands.c (get_expr_operands): Handle
1797 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1798 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1800 2006-01-19 Jeff Law <law@redhat.com>
1802 * tree-vrp.c (extract_range_from_assert): Refine the result range
1803 if the variable referenced by the ASSERT_EXPR has a range and
1804 either the tentative result range or the previous range is a
1807 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1809 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1811 2006-01-19 Jan Hubicka <jh@suse.cz>
1813 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1815 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1817 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1818 (expand_compound_operation, expand_field_assignment): Fail if the
1819 bit lengths of an extract operation are out of range.
1820 (make_extraction): Compute wanted_inner_mode based on the position
1821 and length of the extraction. Make it extraction_mode for non-constant
1822 positions, and do not modify offset in that case. When generating a
1823 new MEM, use a mode that can hold the extraction while keeping correct
1824 alignment. Remove code that supported MEMs wrapped by USEs.
1825 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1827 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1829 * config/s390/s390.md ("Y", "y"): New mode attribute.
1830 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1831 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1832 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1833 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1834 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1835 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1836 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1837 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1838 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1839 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1840 "addsi3", "subsi3"): Insn patterns removed.
1841 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1842 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1843 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1844 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1845 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1846 "*sub<mode>3_cconly2"): New insn patterns.
1847 ("addsi3", "subsi3"): New expanders.
1849 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1851 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1852 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1853 existing STMT_VINFO_VECTYPE if available.
1854 (vect_mark_relevant): Add special handling for stmts that are
1855 marked as STMT_VINFO_IN_PATTERN_P.
1856 (vect_analyze_loop): Call vect_pattern_recog.
1857 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1858 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1860 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1861 (vect_recog_func_ptr): New function-pointer type.
1862 * tree-vect-patterns.c: New file.
1863 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1864 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1865 (vect_pattern_recog_1): New functions.
1866 (vect_pattern_recog_funcs): New array of function pointers.
1868 * tree-vectorizer.h (ternary_op): New enum value.
1869 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1870 declaration. Revised documentation. Removed redundant dump prints.
1871 Removed redundant argument. Added support for reduction patterns.
1872 (vectorizable_reduction): Added support for reduction patterns.
1873 (vect_transform_stmt): Added support for patterns.
1875 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1876 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1877 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1878 (expand_widen_pattern_expr): New function.
1879 (init_optabs): Initialize new optabs udot_prod_optab,
1881 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1882 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1883 (expand_widen_pattern_expr): New function declaration.
1884 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1886 * tree-inline.c (estimate_num_insns_1): Added cases for new
1887 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1888 * tree-pretty-print.c (dump_generic_node): Likewise.
1889 (op_prio): Likewise.
1890 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1891 * tree-ssa-operands.c (get_expr_operands): Added case for
1893 * tree-vect-patterns.c (widened_name_p): New function.
1894 (vect_recog_dot_prod_pattern): Added function implementation.
1895 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1896 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1897 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1898 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1900 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1901 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1902 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1903 (init_optabs): Initialize new optabs widen_ssum_optab,
1905 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1906 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1907 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1908 use instead of type of def.
1909 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1910 function implementation.
1911 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1912 widen_ssumv8hi): New.
1914 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1917 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1920 * c-decl.c (add_flexible_array_elts_to_size): New function.
1921 (finish_decl): Use it.
1923 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1925 * diagnostic.h: Include options.h.
1926 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1927 dependancies for diagnostic.h.
1928 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1930 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1932 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1933 (ssa_ro_call_cache_valid): Ditto.
1934 * tree-ssa-alias.c (sort_tags_by_id): New function.
1935 (init_transitive_clobber_worklist): Ditto.
1936 (add_to_worklist): Ditto.
1937 (mark_aliases_call_clobbered): Ditto.
1938 (compute_tag_properties): Ditto.
1939 (set_initial_properties): Ditto.
1940 (compute_call_clobbered): Ditto.
1941 (compute_may_aliases): Call compute_call_clobbered and grouping.
1942 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1943 (compute_flow_insensitive_aliasing): Grouping now happens in our
1945 (setup_pointers_and_addressables): Remove clobbering related code.
1946 (add_may_alias): Ditto.
1947 (replace_may_alias): Ditto.
1948 (get_nmt_for): Ditto.
1949 (create_global_var):
1950 (is_escape_site): Return an escape_type enumeration.
1951 * tree-flow-inline.h (is_call_clobbered): Global var does not
1952 imply call clobbered.
1953 (mark_call_clobbered): Take a reason for marking this. Remove
1954 marking of globalness, and cache invalidation.
1955 (clear_call_clobbered): Remove cache invalidation code.
1956 * tree-dfa.c (dump_variable): If details is on, dump the reason
1958 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1960 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1961 (struct var_ann_d): Ditto.
1962 (enum escape_type): New.
1963 (mark_call_clobbered): Adjust prototype.
1964 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1965 are never call clobbered.
1966 Record reasons for escaping.
1967 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1968 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1969 (ssa_ro_call_cache_valid): Ditto.
1970 (clobbered_v_may_defs): Ditto.
1971 (clobbered_vuses): Ditto.
1972 (ro_call_vuses): Ditto.
1973 (clobber_stats): New.
1974 (init_ssa_operands): Zero out clobber stats.
1975 (fini_ssa_operands): Print out clobber stats.
1976 (get_call_expr_operands): Pass callee fndecl to
1978 (add_call_clobber_ops): Remove use of cache.
1979 Add use of PURE_CONST information.
1980 (add_call_read_ops): Remove use of cache.
1981 Add use of static not_read information.
1983 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1985 Introduce TLS descriptors for i386 and x86_64.
1986 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1987 (TARGET_ANY_GNU_TLS): New macro.
1988 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1989 (struct machine_function): Add tls_descriptor_call_expanded_p.
1990 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1991 (ix86_current_function_calls_tls_descriptor): Likewise.
1992 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1993 (override_options): Introduce gnu2 tls dialect.
1994 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1996 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1998 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1999 (ix86_init_machine_status): Initialize new field.
2000 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2001 (ix86_tls_module_base): New.
2002 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2003 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2004 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2005 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2006 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2007 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2008 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2009 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2010 * config/i386/predicates.md (tls_modbase_operand): New.
2011 (tp_or_register_operand): New.
2013 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2015 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2016 (look_for_address_of): Ditto.
2017 (ipa_init): Walk the function decls.
2018 (static_execute): Don't set readonly on FUNCTION_DECL's.
2020 2006-01-18 Roger Sayle <roger@eyesopen.com>
2022 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2023 for shifts where the source and destination registers are different.
2025 2006-01-18 Paul Brook <paul@codesourcery.com>
2027 Merge from csl-arm-branch.
2028 2005-03-14 Julian Brown <julian@codesourcery.com>
2029 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2030 (aeabi_llsl): Likewise.
2031 (ashrdi3): Likewise.
2032 (aeabi_lasr): Likewise.
2033 (lshrdi3): Likewise.
2034 (aeabi_llsr): Likewise.
2035 2005-03-10 Julian Brown <julian@codesourcery.com>
2036 * config.gcc: Disable shared libgcc for SymbianOS.
2037 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2039 2006-01-18 DJ Delorie <dj@redhat.com>
2041 * c-pragma.c (handle_pragma_diagnostic): New.
2042 (init_pragma): Register it.
2043 * doc/extend.texi: Document it.
2045 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2046 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2047 (diagnostic_context): Add classify_diagnostic[].
2048 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2049 as errors if they're overridden to DK_WARNING.
2050 (diagnostic_initialize): Initialize classify_diagnostic[].
2051 (diagnostic_set_kind_override): New.
2052 (diagnostic_report_diagnostic): Check for kind changes.
2053 * opts.c (common_handle_option): Take lang_mask. Update callers.
2055 * common.opt (Werror=): New.
2056 * doc/invoke.texi: Document -Werror=*
2058 2006-01-18 Jeff Law <law@redhat.com>
2060 * tree-vrp.c (test_for_singularity): Correct test for new
2061 min limit. Use operand_equal_p rather than pointer equality
2062 for testing if new min/max values are equal.
2064 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2065 using range information until after propagation and folding.
2067 2006-01-18 Richard Henderson <rth@redhat.com>
2068 Aldy Hernandez <aldyh@redhat.com>
2069 Jakub Jelinek <jakub@redhat.com>
2070 Diego Novillo <dnovillo@redhat.com>
2072 * omp-low.c: New file.
2073 * c-omp.c: New file.
2075 2006-01-18 Richard Henderson <rth@redhat.com>
2076 Jakub Jelinek <jakub@redhat.com>
2077 Diego Novillo <dnovillo@redhat.com>
2079 * doc/invoke.texi: Document -fopenmp.
2080 * tree-dump.h (debug_function): Declare.
2081 * hooks.c (hook_bool_tree_bool_false): New function.
2082 (hook_tree_tree_null): Remove.
2083 (hook_tree_tree_tree_null): New.
2084 * hooks.h: Update to match.
2085 * tree-pretty-print.c (debug_tree_chain): New.
2086 (print_generic_expr): Handle TDF_CHAIN.
2087 (dump_generic_node): Handle BLOCK.
2088 Do not abort with incomplete SWITCH_EXPRs.
2089 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2090 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2091 print space after directive name.
2092 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2093 Handle OMP_MASTER and OMP_ORDERED.
2094 Handle printing of OMP_BODY just in one place, goto
2095 dump_omp_body in the rest of OMP_* nodes that have
2097 Don't handle clause nodes here. Update omp statements to
2098 use dump_omp_clauses.
2099 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2100 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2101 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2102 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2103 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2104 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2105 Adjust output for GOMP_PARALLEL.
2106 (dump_omp_clauses): New.
2107 (print_declaration): Dump DECL_VALUE_EXPR.
2108 (op_symbol_1): Split out of op_symbol.
2109 (dumping_stmts): Remove. Update all users.
2110 * cgraph.c (cgraph_analyze_queue): New.
2111 (cgraph_add_new_function): New.
2112 * cgraph.h (cgraph_analyze_queue): Declare.
2113 (cgraph_add_new_function): Declare.
2114 (cgraph_lower_function): Remove.
2115 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2116 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2117 and TYPE_P nodes in its default clause.
2118 (empty_body_p): New.
2119 (tree_range_check_failed): New.
2121 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2122 OMP_CLAUSE_REDUCTION_MERGE,
2123 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2124 OMP_CLAUSE_PRIVATE_DEBUG,
2125 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2126 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2127 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2128 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2129 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2130 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2131 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2132 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2133 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2134 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2135 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2136 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2137 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2138 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2139 (TREE_RANGE_CHECK): New.
2140 (empty_body_p): Declare.
2141 (enum omp_clause_default_kind): New.
2142 (build_string_literal): Declare.
2143 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2144 (build5_stat, build5): Declare.
2145 * tree-pass.h (TDF_CHAIN): Define.
2146 * tree-pass.h (PROP_gimple_lomp): Define.
2147 (pass_lower_omp): Declare.
2148 * diagnostic.h (debug_tree_chain): Declare.
2149 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2151 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2152 * builtins.c (build_string_literal): Make extern.
2153 * gcc.c (include_spec_function): New.
2154 (static_spec_functions): Add it.
2155 (main): Move load of libgomp.spec ...
2156 (LINK_COMMAND_SPEC): ... here.
2157 (link_gomp_spec): New.
2158 (static_specs): Include it.
2159 (LINK_COMMAND_SPEC): Add link_gomp.
2160 (GOMP_SELF_SPECS): New.
2161 (driver_self_specs): Include it.
2162 (switch_matches): Don't mark inline.
2163 (main): Load libgomp.spec.
2164 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2165 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2166 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2167 * tree-gimple.h (enum omp_parallel): Declare.
2168 (determine_parallel_type): Declare.
2169 (omp_firstprivatize_variable): Declare.
2170 (omp_reduction_init): Declare.
2171 (diagnose_omp_structured_block_errors): Declare.
2172 (struct walk_stmt_info): Add want_return_expr.
2173 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2174 (find_omp_clause): Declare.
2175 (insert_field_into_struct): Declare.
2176 (struct walk_stmt_info): Move from tree-nested.c
2177 (walk_stmts): Declare.
2178 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2180 * cgraphunit.c (cgraph_lower_function): Make static.
2181 (cgraph_finalize_pending_functions): New.
2182 (cgraph_finalize_function): Call it.
2183 (cgraph_finalize_compilation_unit): Likewise.
2184 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2185 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2186 (BT_FN_UINT_UINT): New.
2187 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2188 DEF_FUNCTION_TYPE_VAR_4): Document.
2189 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2190 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2191 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2192 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2193 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2194 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2195 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2196 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2197 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2198 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2199 into separate files.
2200 (DEF_GOMP_BUILTIN): New.
2201 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2202 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2203 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2204 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2205 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2206 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2207 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2208 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2209 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2210 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2211 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2212 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2213 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2214 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2215 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2216 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2217 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2218 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2219 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2220 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2221 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2222 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2223 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2224 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2225 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2226 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2227 * sync-builtins.def: New file, moved from builtins.def.
2228 * omp-builtins.def: New file, moved from builtins.def.
2229 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2230 * gimple-low.c (lower_function_body): Clear data.
2231 (lower_stmt): Do not handle COMPOUND_EXPR.
2232 Remove call to print_node_brief.
2233 * c-tree.h (c_finish_omp_clauses): New prototype.
2234 (C_DECL_THREADPRIVATE_P): Define.
2235 (lookup_name_no_remap, c_omp_remap_private): Remove
2236 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2237 (check_for_loop_decls): Update decl.
2238 (lookup_name_no_remap, c_omp_remap_private): Declare.
2239 (build_indirect_ref, build_modify_expr, pushdecl,
2240 pushdecl_top_level): Move to c-common.h.
2241 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2242 before the switch, but just in the 2 places that need it.
2243 * c-decl.c (diagnose_mismatched_decls): Do not check for
2244 mismatched thread-local attributes when OLDDECL is marked
2245 threadprivate and NEWDECL has no thread-local attributes.
2246 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2247 (c_gimple_diagnostics_recursively): Rename from
2248 c_warn_unused_result_recursively. Invoke
2249 diagnose_omp_structured_block_errors.
2250 (check_for_loop_decls): Return a singular decl found.
2251 * langhooks.c (lhd_omp_predetermined_sharing): Return
2252 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2253 (lhd_omp_firstprivatize_type_sizes): New.
2254 (lhd_omp_assignment): New.
2255 (lhd_omp_predetermined_sharing): New.
2256 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2257 (struct lang_hooks_for_types): Add
2258 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2259 omp_predetermined_sharing, omp_disregard_value_expr,
2260 omp_private_debug_clause, omp_clause_default_ctor,
2261 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2262 (c_finish_omp_clauses): New.
2263 (c_finish_bc_stmt): Diagnose break within omp for.
2264 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2265 (build_unary_op): Return error_mark after reporting
2267 (build_modify_expr): Likewise.
2268 * gimplify.c: Include optabs.h and pointer-set.h.
2269 (enum gimplify_omp_var_data): Declare.
2270 (struct gimplify_omp_ctx): Declare.
2271 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2273 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2274 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2275 (splay_tree_compare_decl_uid): New.
2276 (new_omp_context): New.
2277 (delete_omp_context): New.
2278 (gimple_add_tmp_var): Call omp_add_variable.
2279 (gimplify_bind_expr): Likewise.
2280 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2281 true, disregard DECL_VALUE_EXPR on the decl if any.
2282 (gimplify_expr_in_ctx): New.
2283 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2284 omp_add_variable, omp_notice_variable, omp_is_private
2285 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2286 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2287 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2288 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2289 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2290 gimplify_omp_atomic): New.
2291 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2292 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2293 OMP_CRITICAL and OMP_ATOMIC.
2294 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2295 * c-pragma.h (enum pragma_kind): Add
2296 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2297 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2298 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2299 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2300 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2301 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2302 PRAGMA_OMP_THREADPRIVATE.
2303 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2304 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2305 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2306 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2307 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2308 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2309 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2310 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2311 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2312 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2313 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2314 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2315 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2317 (struct nesting_info): Add field_map,
2318 suppress_expansion, debug_var_chain.
2319 (create_nesting_tree): Initialize them.
2320 (lookup_field_for_decl): Use field_map.
2321 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2322 (convert_local_omp_clauses): New.
2323 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2324 (walk_body): Split out of walk_function.
2325 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2326 (convert_nonlocal_reference): Handle omp statements.
2327 (convert_local_reference): Likewise.
2328 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2329 (unnest_nesting_tree): New.
2330 (lower_nested_functions): Call it.
2331 (insert_field_into_struct): Make extern.
2332 (struct walk_stmt_info): Move to tree-gimple.h.
2333 (walk_stmts): Make extern.
2334 * omp-builtins.def: New file.
2335 * tree-iterator.c (expr_only): Clarify comment.
2336 * c-common.h (pushdecl_top_level, pushdecl,
2337 build_modify_expr, build_indirect_ref,
2338 c_finish_omp_master, c_finish_omp_critical,
2339 c_finish_omp_ordered, c_finish_omp_barrier,
2340 c_finish_omp_atomic, c_finish_omp_flush,
2341 c_finish_omp_for, c_split_parallel_clauses,
2342 omp_clause_default_kind, c_omp_sharing_predetermined,
2343 c_omp_remap_decl): Declare.
2344 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2345 (OBJS-common): Add omp-low.o.
2346 (c-omp.o, omp-low.o): Add.
2347 (gimplify.o): Add dependency on $(OPTABS_H).
2348 (GTFILES): Add omp-low.c.
2349 (gt-stringpool.h): Add.
2350 * tree-cfg.c (set_bb_for_stmt): Do not update the
2351 block-to-labels map if we are currently expanding to RTL.
2352 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2354 Handle IDENTIFIER_NODE.
2355 (tree_verify_flow_info): Do not ICE when emitting error
2356 messages about invalid labels.
2357 (dump_function_to_file): Reset CFUN before emitting the body
2359 (debug_function): New.
2360 * passes.c (init_optimization_passes): Schedule
2362 * langhooks-def.h (lhd_omp_predetermined_sharing,
2363 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2365 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2366 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2367 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2368 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2369 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2370 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2371 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2372 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2373 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2374 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2375 (LANG_HOOK_DECLS): Use them.
2377 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2378 Richard Henderson <rth@redhat.com>
2379 Jakub Jelinek <jakub@redhat.com>
2380 Diego Novillo <dnovillo@redhat.com>
2382 * c-parser.c (pragma_omp_clause): Define.
2383 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2384 (c_parser_compound_statement): Likewise.
2385 (c_parser_statement): Likewise.
2386 (c_parser_pragma): Handle omp pragmas.
2387 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2388 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2389 (c_parser_omp_clause_name, check_no_duplicate_clause,
2390 c_parser_omp_variable_list,
2391 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2392 c_parser_omp_clause_copyprivate,
2393 c_parser_omp_clause_default,
2394 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2395 c_parser_omp_clause_lastprivate,
2396 c_parser_omp_clause_nowait,
2397 c_parser_omp_clause_num_threads,
2398 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2399 c_parser_omp_clause_reduction,
2400 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2401 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2402 c_parser_omp_atomic, c_parser_omp_barrier,
2403 c_parser_omp_critical, c_parser_omp_flush,
2404 c_parser_omp_for_loop, c_parser_omp_for,
2405 c_parser_omp_master, c_parser_omp_ordered,
2406 c_parser_omp_sections_scope, c_parser_omp_sections,
2407 c_parser_omp_parallel, c_parser_omp_single,
2408 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2409 * c-pragma.c (init_pragma): Do omp pragma registration here.
2410 * c.opt (fopenmp): New flag.
2412 2006-01-18 Eric Christopher <echristo@apple.com>
2414 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2415 * config/darwin.h (GOMP_SELF_SPECS): Define.
2417 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2419 * rtl.h: Remove the prototype for reg_alloc.
2421 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2424 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2425 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2426 sjlj and dwarf2 exception handling.
2427 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2428 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2429 * pa/pa.c (function_value): Treat complex and vector types as
2431 (function_arg): Likewise. Only pass scalar floats in the floating
2432 point argument registers.
2433 * pa/t-slibgcc-dwarf-ver: New file.
2434 * pa/t-slibgcc-sjlj-ver: New file.
2435 * pa/t-slibgcc-elf-ver: Delete file.
2437 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2439 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2440 unlikely_test_section_p test.
2442 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2444 * mode-switching.c (optimize_mode_switching): Make it static.
2445 * basic-block.h: Remove the prototype for
2446 optimize_mode_switching.
2448 * modulo-sched.c (sms_schedule): Make it static.
2449 * rtl.h: Remove the prototype for sms_schedule.
2451 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2452 * rtl.h: Remove the prototype for gcse_after_reload_main.
2454 * reg-stack.c (reg_to_stack): Make it static.
2455 * rtl.h: Remove the prototype for reg_to_stack.
2457 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2459 * rtl.h: Remove the prototypes for regrename_optimize and
2460 copyprop_hardreg_forward.
2462 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2464 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2465 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2466 Test against the appropriate null constant for the mode.
2467 If 'fixup_overlap' is true, swap the operands if they overlap.
2468 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2469 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2470 alpha_split_tmode_pair and adjust for above change.
2471 * config/alpha/alpha.md (movtf_internal): Adjust call to
2472 alpha_split_tfmode_pair and rely on it to swap the operands.
2473 (movti_internal): New insn and post-reload splitter.
2474 (movti): New expander.
2476 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2478 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2481 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2483 * rtlanal.c (global_reg_mentioned_p_1,
2484 global_reg_mentioned_p): Remove.
2485 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2487 * flow.c (initialize_uninitialized_subregs): Make it static.
2488 * rtl.h: Remove the prototype for
2489 initialize_uninitialized_subregs.
2491 * function.c (instantiate_virtual_regs): Make it static.
2492 * function.h: Remove the prototype for
2493 instantiate_virtual_regs.
2495 * regmove.c (regmove_optimize, combine_stack_adjustments):
2497 * rtl.h: Remove the prototypes for regmove_optimize and
2498 combine_stack_adjustments.
2500 2006-01-17 Roger Sayle <roger@eyesopen.com>
2502 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2503 (size_cost): Encode costs in bytes so that a reg-reg addition is
2504 equivalent to COSTS_N_INSNS(1).
2505 (override_options): Use the size_cost.branch_cost as the default
2506 ix86_branch_cost when optimizing for size.
2508 2006-01-18 Ben Elliston <bje@au.ibm.com>
2510 * Makefile.in (D32PBIT_FUNCS): New.
2511 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2512 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2513 D64PBIT_FUNCS and D128PBIT_FUNCS.
2514 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2515 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2517 (decnumber_dep): Define.
2518 * doc/libgcc.texi (Decimal float library routines): New node.
2519 * config/dfp-bit.h, config/dfp-bit.c: New files.
2521 2006-01-18 Ben Elliston <bje@au.ibm.com>
2523 * expr.c (emit_move_change_mode): Always adjust addresses, not
2524 just during reload. Copy replacements only during reload.
2525 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2526 emit_move_via_integer.
2528 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2530 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2531 instead of $(srcdir) and ${srcdir}.
2533 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2537 * arm.h (struct machine_function): Add pic_reg.
2538 * arm.c (arm_pic_register): Make unsigned.
2539 (arm_override_options): Only set arm_pic_register if
2540 TARGET_SINGLE_PIC_BASE.
2541 (use_return_insn): Only test for a pic register if it is fixed.
2542 (arm_compute_save_reg0_reg12_mask): Likewise.
2543 (thumb_compute_save_reg_mask): Likewise.
2544 (legitimate_pic_operand): Factor out some known invariants.
2545 (legitimize_pic_address): If we don't have a fixed pic register,
2546 then set up a pseudo in the function entry sequence. Handle the
2547 pic base being in a pseudo.
2548 (arm_load_pic_register): Handle the pic register being in a pseudo.
2549 (arm_expand_prologue): Only set up the pic register if it is fixed.
2550 (thumb_expand_prologue): Likewise.
2551 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2552 (pic_load_addr_based_insn): Likewise.
2553 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2556 2006-01-18 Ben Elliston <bje@au.ibm.com>
2558 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2559 decimal float modes for all floating point registers.
2561 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2562 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2564 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2567 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2568 even when the pointer is not NULL.
2570 2006-01-16 Ian Lance Taylor <ian@airs.com>
2572 * common.opt (ftoplevel-reorder): New option.
2573 * cgraph.c (cgraph_asm_nodes): New global variable.
2574 (cgraph_asm_last_node): New static variable.
2575 (cgraph_order): New global variable.
2576 (cgraph_create_node): Set new order field.
2577 (cgraph_varpool_node): Likewise.
2578 (decide_is_variable_needed): Return true if not
2579 flag_toplevel_reorder.
2580 (cgraph_add_asm_node): New function.
2581 * cgraph.h (struct cgraph_node): Add order field.
2582 (struct cgraph_varpool_node): Add order field.
2583 (struct cgraph_asm_node): Define.
2584 (cgraph_asm_nodes, cgraph_order): Declare.
2585 (cgraph_add_asm_node): Declare.
2586 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2588 (cgraph_varpool_assemble_pending_decls): Call it.
2589 (cgraph_output_pending_asms): New static function.
2590 (cgraph_finalize_compilation_unit): Call it.
2591 (struct cgraph_order_sort): Define.
2592 (cgraph_output_in_order): New static function.
2593 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2594 !flag_toplevel_reorder case.
2595 * c-parser.c: Include "cgraph.h".
2596 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2598 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2599 than -fno-unit-at-a-time.
2600 * doc/invoke.texi (Option Summary): Mention
2601 -fno-toplevel-reorder.
2602 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2603 -funit-at-a-time documentation.
2605 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2606 Kazu Hirata <kazu@codesourcery.com>
2608 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2610 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2612 * Makefile.in (FUNCTION_H): New. Use it instead of
2613 function.h throughout the file.
2614 * function.h: Include tree.h.
2616 2006-01-17 Ben Elliston <bje@au.ibm.com>
2618 * recog.c: Separate some functions with whitespace.
2620 2006-01-16 Richard Henderson <rth@redhat.com>
2622 Merge from gomp branch:
2623 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2624 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2625 and rename from struct inline_data. Rename callee* to dst*;
2626 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2627 transform_new_cfg, transform_return_to_modify, and
2628 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2630 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2631 (copy_decl_for_dup): Remove.
2632 * tree-inline.c (struct inline_data): Move to header.
2633 (insert_decl_map): Export.
2634 (remap_decl): Update for member name changes. Use copy_decl hook.
2635 Allow for replacement to be a non-decl. Remove dead code.
2636 (remap_type_1): Check for existing mapping.
2637 (remap_type): Export.
2638 (remap_decls): Update for member name changes.
2639 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2640 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2641 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2642 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2643 (tree_function_versioning, build_duplicate_type): Likewise.
2644 (copy_body_r): Likewise. Export.
2645 (copy_decl_for_dup): Split into ...
2646 (copy_decl_for_dup_finish, copy_decl_to_var,
2647 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2648 (replace_ref_tree, inlining_p): Remove.
2650 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2652 * ifcvt.c (if_convert): Make it static.
2653 * rtl.h: Remove the prototype for if_convert.
2655 * local-alloc.c (local_alloc): Make it static.
2656 * rtl.h: Remove the prototype for local_alloc.
2658 * loop.c (loop_optimize): Make it static.
2659 * cfgloop.h: Remove the prototype for loop_optimize.
2662 2006-01-16 DJ Delorie <dj@redhat.com>
2664 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2667 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2669 * pa.md: Disparage copies between general and floating-point registers
2670 in 32-bit move patterns.
2672 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2675 * Makefile.in (check-%): Depend on site.exp instead of
2676 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2679 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2681 * global.c (global_alloc): Make it static.
2682 * rtl.h: Remove the prototype for global_alloc.
2684 2006-01-16 Richard Guenther <rguenther@suse.de>
2686 * tree-ssa-alias.c (struct used_part): Add write_only field.
2687 (get_or_create_used_part_for): Initialize it to true.
2688 (create_overlap_variables_for): Don't create structure variables
2689 for structures that only are written to.
2690 (find_used_portions): Handle MODIFY_EXPR to track whether a
2691 structure is only written to.
2693 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2695 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2697 * basic-block.h: Remove the prototype for
2698 partition_hot_cold_basic_blocks.
2700 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2702 * cppspec.c (lang_specific_spec_functions): Remove.
2703 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2704 * gcc.h (lang_specific_spec_functions): Remove.
2705 * gccspec.c (lang_specific_spec_functions): Remove.
2707 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2709 * combine.c (record_value_for_reg): Invalidate registers
2711 (record_dead_and_set_regs_1): Likewise, by passing them to
2712 record_value_for_reg.
2713 (record_dead_and_set_regs): Invalidate stores made by a
2714 call. We do not combine across a call, but we still
2715 relied on equivalences.
2717 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2719 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2720 vrp_int_const_binop returning non-constant nodes.
2722 2006-01-16 Paul Brook <paul@codesourcery.com>
2724 * config/m68k/m68k.c (output_move_const_into_data_reg):
2725 Output correct mnemonic for mvz and mvs.
2727 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2729 * rtl-factoring.c: Add sequence abstraction algorithm.
2730 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2731 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2733 (block_has_preserve_label): New function.
2734 * common.opt: Register new pass.
2735 * Makefile.in: Ditto.
2737 * timevar.def: Ditto.
2738 * tree-pass.h: Ditto.
2739 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2740 * rtl.h (make_jump_insn_raw): Add forward decl.
2741 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2743 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2744 Roger Sayle <roger@eyesopen.com>
2746 * fold-const.c (fold_minmax): New static function.
2747 (fold_binary) <MIN_EXPR>: Call it.
2748 <MAX_EXPR>: Likewise.
2749 * stor-layout.c (place_field): Use DECL_SIZE consistently
2750 in the computation of the new record size.
2752 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2754 * cse.c (cse_condition_code_reg): Make it static.
2755 * rtl.h: Remove the prototype for cse_condition_code_reg.
2757 * combine.c (combine_instructions): Make it static.
2758 * rtl.h: Remove the prototype for combine_instructions.
2760 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2763 * tree.c (get_file_function_name_long): Concatenate the first global
2764 object name with a string derived from the input filename of the object
2767 2006-01-16 Ben Elliston <bje@au.ibm.com>
2769 * config/i386/winnt-stubs.c: Update FSF address.
2770 * config/xtensa/ieee754-df.S: Ditto.
2771 * config/xtensa/ieee754-sf.S: Ditto.
2773 2006-01-14 Ian Lance Taylor <ian@airs.com>
2775 * ifcvt.c (noce_init_if_info): New static function, broken out of
2776 noce_process_if_block.
2777 (noce_process_if_block): Call noce_init_if_info.
2778 (check_cond_move_block): New static function.
2779 (cond_move_process_if_block): New static function.
2780 (process_if_block): Call cond_move_process_if_block.
2782 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2784 * cselib.c (hash_table): Rename to cselib_hash_table.
2785 (cselib_clear_table, discard_useless_values,
2786 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2787 cselib_init, cselib_finish): Adjust uses of hash_table.
2789 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2791 PR tree-optimization/25485
2792 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2793 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2794 is known to be false and true, respectively.
2796 2006-01-14 Richard Guenther <rguenther@suse.de>
2798 PR tree-optimization/22548
2799 PR tree-optimization/22555
2800 PR tree-optimization/22501
2801 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2802 * params.def (salias-max-array-elements): New parameter.
2803 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2804 * doc/invoke.texi (salias-max-array-elements): Document.
2805 * tree-flow-inline.h (var_can_have_subvars): We also handle
2807 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2809 * tree-ssa-structalias.c (params.h): Include.
2810 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2811 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2812 (get_constraint_for): For ADDR_EXPR operating on something
2813 containing an ARRAY_REF, add all subvars to the solution.
2814 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2815 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2816 for creating MUST_DEFs.
2817 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2819 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2821 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2823 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2824 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2825 number_of_iterations_le): New functions.
2826 (number_of_iterations_special): Removed.
2827 (number_of_iterations_exit): Do not use number_of_iterations_special.
2828 * tree.c (unsigned_type_for): Always return integer type.
2830 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2831 Richard Guenther <rguenther@suse.de>
2833 PR rtl-optimization/24257
2834 * gcse.c (find_moveable_store): Only consider a store movable
2835 when the SET_SRC of the insn can be assigned to a register.
2837 2006-01-14 Ian Lance Taylor <ian@airs.com>
2839 * tree.c (tree_not_class_check_failed): New function.
2840 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2841 (tree_not_class_check_failed): Declare.
2843 2006-01-13 Ian Lance Taylor <ian@airs.com>
2845 * reload1.c (do_output_reload): Add assertion rejecting a
2848 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2850 * combine.c (struct reg_stat): Add new fields truncation_label and
2852 (record_value_for_reg): Reset truncated_to_mode.
2853 (record_truncated_value): New function.
2854 (check_promoted_subreg): Call it. Rename to check_conversions.
2855 (combine_instructions): Rename check_promoted_subreg to
2857 (reg_truncated_to_mode): New function.
2858 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2859 (gen_lowpart_or_truncate): New function.
2860 (force_to_mode): Use it instead of gen_lowpart.
2862 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2864 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2865 VAR is a tag, not its type tag.
2867 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2869 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2870 alternatives to match style of other entries.
2871 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2873 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2875 PR tree-optimization/25771
2876 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2879 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2882 * tree-inline.c (declare_return_variable): If the return variable
2883 was marked as a non gimple complex, set the return slot variable
2884 to be a non gimple comple variable.
2886 2006-01-13 Richard Guenther <rguenther@suse.de>
2888 * builtins.c (expand_builtin_sincos): New function.
2889 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2891 (expand_builtin): Expand sincos using expand_builtin_sincos.
2893 2006-01-12 DJ Delorie <dj@redhat.com>
2895 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2896 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2897 so that constant shifts can be split.
2898 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2899 (m32c_valid_pointer_mode): Make static.
2900 (shift_gen_func_for): New.
2901 (m32c_prepare_shift): Use it. Split large const shifts into
2903 * config/m32c/predicates.md (shiftcount_operand): Allow more
2905 (longshiftcount_operand): New.
2906 * doc/md.texi (Machine Constraints): Document In6.
2908 2006-01-13 Ben Elliston <bje@au.ibm.com>
2910 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2911 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2914 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2916 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2917 to try to avoid clobbering pieces of structures when we know
2918 something about the whole structure.
2919 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2921 2006-01-13 Ben Elliston <bje@au.ibm.com>
2923 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2924 return in memory, as this is no limitation is no longer present.
2926 2006-01-12 DJ Delorie <dj@redhat.com>
2928 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2929 mova with fb, and for fb+0 -> An.
2931 * config/m32c/mov.md (peephole2): Fix enabling logic.
2933 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2934 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2935 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2936 FINI_ARRAY_SECTION_ASM_OP): Define.
2938 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2940 (m32c_legitimize_reload_address): New logic to reload FB to An.
2941 (m32c_output_reg_push): Add newline.
2942 (m32c_output_reg_pop): Likewise.
2944 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2946 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2948 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2950 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2952 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2954 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2957 2006-01-11 Ben Elliston <bje@au.ibm.com>
2959 * rtlanal.c (find_reg_note): Assert insn is not null.
2961 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2963 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2966 2006-01-11 Jeff Law <law@redhat.com>
2968 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2970 (mark_threaded_blocks, register_jump_thread): New functions.
2971 (thread_through_all_blocks): Remove unwanted argument. No
2972 longer rely on e->aux to communicate thread target info.
2973 Call mark_threaded_blocks. Release the threaded_blocks
2974 bitmap and threaded_edges vector when complete.
2975 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2976 (threaded_blocks): Remove.
2977 (tree_ssa_dominator_optimize): Remove initialization and
2978 finalization of threaded_blocks. Simplify call to
2979 thread_through_all_blocks.
2980 (thread_across_edge): Call register_jump_thread rather than
2981 storing thread information into e->aux.
2982 (free_all_edge_infos): Simplify now that e->aux is no longer
2983 used to communicate with thread_through_all_blocks.
2984 * tree-flow.h (thread_through_all_blocks): Update prototype.
2985 (register_jump_thread): Prototype.
2987 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2989 * df-core.c (df_compact_blocks, df_bb_replace): Use
2990 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2992 2006-01-11 Richard Guenther <rguenther@suse.de>
2994 PR tree-optimization/25734
2995 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2996 stop propagation after successful propagation to the LHS.
2998 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3000 * basic-block.h (control_flow_graph): Change the type of
3001 x_basic_block_info to VEC(basic_block,gc) *.
3002 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3004 (SET_BASIC_BLOCK): New.
3005 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3006 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3007 * cfgbuild.c (find_basic_blocks): Likewise.
3008 * cfglayout.c (fixup_reorder_chain): Likewise.
3009 * cfgrtl.c (create_basic_block_structure,
3010 rtl_create_basic_block): Likewise.
3011 * ifcvt.c (find_if_case_1): Likewise.
3012 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3015 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3017 * Makefile.in: Removed rotted odf.c entry.
3019 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3022 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3023 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3024 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3025 output pattern modifier, not %e.
3026 * config/cris/cris.c (cris_op_str): Update comment about pattern
3028 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3029 before falling through into...
3030 <case 'E'>: Redefined from old 'e' case.
3032 2006-01-11 Jan Hubicka <jh@suse.cz>
3035 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3037 2006-01-11 Jan Hubicka <jh@suse.cz>
3039 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3040 * i386.c (x86_decompose_lea): Kill.
3041 (ix86_rtx_costs): Kill.
3043 2006-01-11 Jan Hubicka <jh@suse.cz>
3045 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3046 * cgraph.h (cgraph_node): Add inline_decl.
3047 (cgraph_insert_node_to_hashtable): Declare.
3048 (save_inline_function_body): Declare.
3049 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3051 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3052 (cgraph_function_versioning): Update call of tree_function_versioning.
3053 (save_inline_function_body): New function.
3054 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3055 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3056 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3057 (cgraph_default_inline_p): Likewise.
3058 (cgraph_decide_inlining_incrementally): Likewise.
3059 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3060 (copy_bb): Kill saving; do updating of clones.
3061 (copy_cfg_body): Kill saving.
3062 (initialize_inlined-parameters): Likewise.
3063 (expand_call_inline): Likewise.
3065 (tree_function_versioning): New parameter "update_clones".
3066 (inlining_p): Kill saving.
3067 * tree-inline.h (tree_function_versioning): Update prototype.
3068 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3071 2006-01-11 Ian Lance Taylor <ian@airs.com>
3073 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3074 Allow undoing set of machine mode.
3075 (do_SUBST): Use enums instead of is_int.
3076 (do_SUBST_MODE): New function.
3077 (SUBST_MODE): New macro.
3078 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3079 reg and trying to replace reg_regno_rtx with a new register.
3080 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3081 (simplify_set): Use SUBST_MODE.
3082 (distribute_notes): Remove code that tried to update reg notes
3083 for regno_reg_rtx changes.
3085 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3087 PR tree-optimization/23109
3088 PR tree-optimization/23948
3089 PR tree-optimization/24123
3091 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3092 * tree-cfg.c (single_noncomplex_succ): New.
3093 * tree-flow.h (single_noncomplex_succ): Declare it.
3094 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3095 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3096 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3097 insert_bb, register_division_in, insert_reciprocals,
3098 replace_reciprocal, free_bb): New.
3099 (execute_cse_reciprocals_1): Rewritten.
3100 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3101 Do not commit any edge insertion. Always compute dominators and
3102 create the allocation pool.
3103 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3104 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3105 * targhooks.c (default_min_divistions_for_recip_mul): New.
3106 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3107 * passes.c (init_optimization_passes): Run recip after tree loop
3109 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3111 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3112 Kenneth Zadeck <zadeck@naturalbridge.com>
3114 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3115 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3116 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3117 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3118 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3119 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3120 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3121 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3122 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3123 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3124 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3125 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3126 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3127 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3128 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3129 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3130 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3131 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3132 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3133 DF_SCAN_POST_ALLOC): New macros.
3134 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3135 df_free_bb_function, df_local_compute_function, df_init_function,
3136 df_dataflow_function, df_confluence_function_0,
3137 df_confluence_function_n, df_transfer_function,
3138 df_finalizer_function, df_free_function, df_dump_problem_function,
3139 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3140 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3141 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3142 df_urec_bb_info, ) New types.
3143 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3145 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3146 df_analyze_simple_change_some_blocks,
3147 df_analyze_simple_change_one_block, df_compact_blocks,
3148 df_bb_replace, df_bb_regno_last_use_find,
3149 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3150 df_insn_regno_def_p, df_find_def, df_find_use,
3151 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3152 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3153 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3154 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3155 debug_df_chain, df_get_dependent_problem, df_chain_create,
3156 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3157 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3158 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3159 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3160 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3161 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3162 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3163 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3164 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3165 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3166 df_reorganize_refs, df_set_state, df_hard_reg_init,
3167 df_read_modify_subreg_p) New public functions.
3168 * df-core.c: The core dataflow solver and glue routines for rtl
3170 (df_init, df_add_problem, df_set_blocks, df_finish,
3171 df_hybrid_search_forward, df_hybrid_search_backward,
3172 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3173 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3174 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3175 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3176 df_reg_defined, df_find_use, df_reg_used, df_dump,
3177 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3178 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3179 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3180 debug_df_useno, reset_df_after_reload): New functions.
3181 * df-scan.c: The scanning fuctions, once in df.c, completely
3182 rewritten so that they now fully model the functionality of
3183 register usage at the backend.
3184 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3185 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3186 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3187 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3188 df_get_artificial_defs, df_get_artificial_uses,
3189 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3190 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3191 df_refs_delete, df_reorganize_refs, df_set_state,
3192 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3193 df_def_record_1, df_defs_record, df_uses_record,
3194 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3195 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3196 df_record_exit_block_uses, df_hard_reg_init): New functions.
3198 * df-problems.c: Seven concrete dataflow problems that use the
3199 scanning in df-scan.c and are solved by the engine in df-core.c.
3200 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3201 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3202 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3203 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3204 df_ru_free_bb_info, df_ru_alloc,
3205 df_ru_bb_local_compute_process_def,
3206 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3207 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3208 df_ru_transfer_function, df_ru_free, df_ru_dump,
3209 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3210 df_rd_free_bb_info, df_rd_alloc,
3211 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3212 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3213 df_rd_transfer_function, df_rd_free, df_rd_dump,
3214 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3215 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3216 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3217 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3218 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3219 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3220 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3221 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3222 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3223 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3224 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3225 df_urec_mark_reg_use_for_earlyclobber,
3226 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3227 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3228 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3229 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3230 df_chain_create_bb_process_use, df_chain_create_bb,
3231 df_chain_finalize, df_chain_free, df_chains_dump,
3232 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3233 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3234 df_reg_lifetime): New functions.
3235 * df.c: Deleted file.
3236 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3237 consistent with new df api.
3238 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3239 rest_of_handle_sms): Ditto.
3240 * web.c (unionfind_union, union_defs, entry_register, web_main):
3242 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3243 invariant_expr_equal_p, find_defs, check_dependencies,
3244 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3245 free_inv_motion_data, move_loop_invariants): Ditto.
3246 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3247 Update dependencies.
3248 (odf.c): Added defective entry that was deleted later in day.
3249 * sched-deps.c (sched_analyze_1): Ditto.
3251 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3253 * tree-ssa-operands.c (get_expr_operands): Record addressable
3254 variables directly. Do not call add_stmt_operands for CONST_DECLs
3256 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3257 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3259 2006-01-11 Ben Elliston <bje@au.ibm.com>
3261 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3262 function returns true in the positive case.
3264 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3267 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3268 for SI, DI, SF and DF modes. Add alternatives to copy between
3269 general and floating point registers to the 32-bit patterns.
3270 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3271 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3272 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3273 generating 64-bit code.
3274 * config/pa/pa.c (output_move_double): Handle copies between general
3275 and floating registers.
3277 2006-01-10 Stuart Hastings <stuart@apple.com>
3279 * config/i386/i386.md (set_got): Update.
3280 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3281 (builtin_setjmp_receiver): Mach-O support.
3282 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3283 (GOT_SYMBOL_NAME): Define.
3284 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3285 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3286 * config/i386/i386.c (override_options): Revise for Darwin.
3287 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3288 support. (darwin_x86_file_end): New. (output_set_got): Add label
3289 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3290 * config/i386/i386-protos.h (output_set_got): Likewise.
3291 * config/darwin.c (machopic_legitimize_pic_address): Update
3294 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3296 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3297 when MODE isn't BLKmode.
3299 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3301 PR rtl-optimization/25367
3302 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3304 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3307 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3308 for a negative bound.
3310 2006-01-10 Richard Guenther <rguenther@suse.de>
3312 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3313 Never override with anything constraint.
3315 2006-01-10 Jan Beulich <jbeulich@novell.com>
3317 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3318 256 bits when optimize_size.
3320 2006-01-10 Jan Beulich <jbeulich@novell.com>
3322 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3324 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3325 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3328 2006-01-10 Ben Elliston <bje@au.ibm.com>
3330 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3332 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3333 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3334 (USE_FP_FOR_ARG): Reject decimal float modes.
3335 (function_arg_advance): Likewise.
3336 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3337 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3338 point types in AltiVec vectors.
3339 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3340 (rs6000_libcall_value): Likewise.
3342 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3344 * config/xtensa/ieee754-df.S: New file.
3345 * config/xtensa/ieee754-sf.S: New file.
3346 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3347 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3348 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3350 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3352 * config/sh/predicates.md (binary_float_operator,
3353 binary_logical_operator, commutative_float_operator,
3354 equality_comparison_operator, greater_comparison_operator,
3355 less_comparison_operator, logical_operator,
3356 noncommutative_float_operator, shift_operator,
3357 symbol_ref_operand, unary_float_operator): Remove redundant
3360 2006-01-09 Jeff Law <law@redhat.com>
3362 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3363 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3364 now unused arguments. Callers updated.
3365 (eliminate_redundant_computations): Remove now unused arguments,
3367 (local_fold): Remove, no longer used.
3368 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3370 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3371 (simplify_cond): New function.
3372 (forward_propagate_into_cond): Call simplify_cond.
3374 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3376 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3377 (*vec_extractv2di_1_sse): New.
3379 2006-01-09 Ben Elliston <bje@au.ibm.com>
3381 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3383 2006-01-08 Richard Guenther <rguenther@suse.de>
3385 * tree-ssa-structalias.c (get_constraint_for): Remove
3387 (get_constraint_for_component_ref): Likewise.
3388 (do_deref): Likewise.
3389 (get_constraint_for): Likewise.
3390 (do_structure_copy): Likewise.
3391 (handle_ptr_arith): Likewise.
3392 (find_func_aliases): Likewise. Remove unused need_anyoffset
3395 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3396 Kaz Kojima <kkojima@gcc.gnu.org>
3398 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3399 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3400 (EXTRA_CONSTRAINT_C16): Remove.
3401 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3402 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3403 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3404 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3405 constants of SHmedia. Handle nested constant expressions of
3407 (andcosts): Fix the costs for SHmedia constants.
3408 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3409 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3410 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3411 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3412 (movv4hi_i, movv2si_i): Likewise.
3413 (movsi_const): Adjust the second operand of ior so to match with
3415 (movdi_const, movdi_const_32bit): Likewise.
3416 (movdi_const_16bit+1): Don't sign-extend LOW.
3417 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3419 (*double_shori): Fix the split condition. Use GEN_INT instead
3420 of get_int_mode calls. Mask lower 16-bit of the argument of
3422 (sym2GOTPLT): Remove.
3423 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3425 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3426 instead of EXTRA_CONSTRAINT_C16.
3428 2006-01-07 Ian Lance Taylor <ian@airs.com>
3429 David Edelsohn <edelsohn@gnu.org>
3431 PR rtl-optimization/25662
3432 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3433 for constant operands instead of simplify_gen_binary.
3434 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3435 after trying simplify_binary_operation
3437 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3439 * tree.c (iterative_hash_expr): Hash decls based on UID.
3441 2006-01-06 Eric Christopher <echristo@apple.com>
3443 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3444 (TARGET_UNWIND_EMIT): Fix spelling.
3445 * target.h (gcc_target): Add except_table_label.
3446 * except.c (output_function_exception_table): Use.
3447 * varasm.c (default_emit_except_table_label): New.
3448 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3450 (asm_out): Add here.
3451 * output.h (default_emit_except_table_label): Prototype.
3452 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3453 * config/darwin.c (darwin_emit_except_table_label): Define.
3454 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3456 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3458 PR tree-optimization/18527
3459 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3460 number_of_iterations_special, number_of_iterations_exit):
3461 Move base and step of an iv to a single structure. Add
3462 no_overflow flag, and use it in # of iterations analysis.
3463 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3464 folded_casts argument.
3465 (simple_iv): Pass base and step in a structure. Set no_overflow
3467 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3468 Evaluate expensiveness of computing # of iterations instead of
3469 the final expression.
3470 * tree-scalar-evolution.h (affine_iv): New structure.
3471 (simple_iv): Declaration changed.
3472 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3473 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3474 find_givs_in_stmt): Changed due to simple_iv change.
3476 2006-01-06 Jeff Law <law@redhat.com>
3479 * tree-cfg.c (bsi_replace): Rename final argument from
3480 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3481 change (stmt -> orig_stmt).
3482 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3483 (bsi_remove): Add new argument. Remove EH information
3485 (verify_eh_throw_table_statements): New function.
3486 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3488 * tree-optimize.c (execute_free_cfg_annotations): Verify
3489 the EH throw statement table after removing annotations.
3490 * except.h (verify_eh_throw_table_statements): Prototype.
3491 * tree-flow.h (bsi_remove): Update prototype.
3492 * tree-vrp.c (remove_range_assertions): Add new argument to
3494 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3495 * tree-complex.c (expand_complex_div_wide): Likewise.
3496 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3497 * tree-tailcall.c (eliminate_tailcall): Likewise.
3498 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3499 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3500 * tree-nrv.c (tree_nrv): Likewise.
3501 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3502 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3503 (combine_blocks): Likewise.
3504 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3505 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3506 (cleanup_control_flow): Likewise.
3507 (remove_forwarder_block): Likewise.
3508 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3509 * tree-sra.c (sra_replace): Likewise.
3510 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3511 (forward_propagate_single_use_vars): Likewise.
3512 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3513 * tree-inline.c (expand_call_inline): Likewise.
3514 * tree-vect-transform.c (vect_transform_loop): Likewise.
3515 * tree-outof-ssa.c (rewrite_trees): Likewise.
3516 * tree-cfg.c (make_goto_expr_edges): Likewise.
3517 (cleanup_dead_labels): Likewise.
3518 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3519 (bsi_move_before, bsi_move_after): Likewise.
3520 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3521 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3523 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3526 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3528 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3529 on non gimple variables. Also add checks at the top for decls and
3531 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3533 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3534 and IMAGPART_EXPR for creating MUST_DEFs.
3535 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3536 and NAME_MEMORY_TAG separately from the DECLs.
3538 2006-01-06 Richard Guenther <rguenther@suse.de>
3540 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3541 annotation, if necessary.
3542 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3543 redundant calls to update_stmt.
3544 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3547 2006-01-05 Richard Henderson <rth@redhat.com>
3549 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3551 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3553 * c-typeck.c: Update copyright date.
3555 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3557 * c-typeck.c (build_c_cast): Always warn when casting
3558 from a pointer to an integer of different size, even if
3559 the node was constant.
3561 2006-01-05 Richard Guenther <rguenther@suse.de>
3563 PR tree-optimization/22555
3564 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3565 if one structure field is an array.
3566 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3567 operands even if we found a subvar, but ignore VOPs in this
3569 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3571 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3573 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3576 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3578 2006-01-05 Richard Guenther <rguenther@suse.de>
3579 Diego Novillo <dnovillo@redhat.com>
3581 * tree-pass.h (TODO_remove_unused_locals): Define.
3582 * gimple-low.c (expand_var_p, remove_useless_vars,
3583 pass_remove_useless_vars): Remove. Update all users.
3584 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3585 (remove_unused_locals): New function.
3586 * tree-flow.h (remove_unused_locals): Declare.
3587 * passes.c (execute_todo): Call remove_unused_locals if
3588 TODO_remove_unused_locals is set.
3589 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3590 * tree-ssa-dce.c (pass_dce): Likewise.
3591 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3593 2006-01-05 Richard Guenther <rguenther@suse.de>
3595 * tree-flow.h (struct fieldoff): Decompose field to
3596 type, size and decl.
3597 * tree-ssa-alias.c (create_sft): Take type as parameter.
3598 (create_overlap_variables_for): Store type, size and decl
3599 in the fieldoff structure.
3600 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3602 (push_fields_onto_fieldstack): Likewise.
3603 (create_variable_info_for): Likewise. Use offset for the
3604 SFT name if the decl is not available.
3606 2006-01-04 Paul Brook <paul@codesourcery.com>
3608 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3610 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3612 * lambda-code.c (can_put_in_inner_loop): Relax
3614 (can_put_after_inner_loop): New function.
3615 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3616 (perfect_nestify): Change to make copies and modify uses.
3618 2006-01-04 Richard Henderson <rth@redhat.com>
3620 Merge from gomp branch:
3621 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3622 via integer constant.
3623 (pragma_lex): Remove.
3624 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3625 rather than parsing it.
3626 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3627 handle_pragma_extern_prefix): Add %< %> quotes.
3628 (registered_pragmas): New.
3629 (c_register_pragma_1): New.
3630 (c_register_pragma): Use it.
3631 (c_register_pragma_with_expansion): Likewise.
3632 (c_invoke_pragma_handler): New.
3633 (init_pragma): Use cpp_register_deferred_pragma directly for
3635 * c-pragma.h (enum pragma_kind): New.
3636 (pragma_handler): New.
3637 (c_invoke_pragma_handler): Declare.
3638 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3640 * c-common.h (c_common_pch_pragma): Update decl.
3641 * Makefile.in (c-parser.o): Update dependencies.
3642 (GTFILES): Add c-pragma.h.
3643 * c-parser.c (struct c_token): Add pragma_kind.
3644 (struct c_parser): Add in_pragma.
3645 (c_lex_one_token): Always initialize keyword and pragma_kind.
3646 Extract data for CPP_PRAGMA.
3647 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3648 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3649 Don't allow CPP_PRAGMA_EOL if in_pragma.
3650 (c_parser_consume_pragma): New.
3651 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3652 (c_parser_skip_to_end_of_parameter): Likewise.
3653 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3654 (c_parser_skip_to_pragma_eol): New.
3655 (c_parser_external_declaration): Handle CPP_PRAGMA.
3656 (c_parser_compound_statement_nostart): Likewise.
3657 (c_parser_statement_after_labels): Likewise.
3658 (c_parser_pragma): New.
3659 (pragma_lex): Likewise.
3660 (c_parser_pragma_pch_preprocess): New.
3661 (c_parser_new): Merge into ...
3662 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3664 2006-01-04 Jeff Law <law@redhat.com>
3667 * tree-cfg.c (bsi_replace): Remove the original statement
3668 from the EH throw statement table.
3670 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3672 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3673 make the prototype extern "C" and add throw ().
3676 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3677 and pos non-negative and pos + len <= 32.
3678 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3679 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3680 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3683 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3684 as well as sizes not multiple of component size.
3687 * function.c (instantiate_expr): New function.
3688 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3689 walk its DECL_VALUE_EXPR with instantiate_expr.
3691 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3692 DW_OP_deref{,_size} if address isn't going to be added.
3694 2006-01-04 Ben Elliston <bje@au.ibm.com>
3696 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3697 * config/fp-bit.c: Likewise.
3699 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3701 * dominance.c: Add comment about why we use DFS numbering
3704 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3705 Richard Henderson <rth@redhat.com>
3707 Merge from gomp-branch:
3708 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3709 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3711 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3713 PR rtl-optimization/25578
3714 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3715 pass a parameter to simplify_shift_const if changing ASHIFTRT
3718 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3720 * builtins.c (get_builtin_sync_mem): New function.
3721 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3722 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3723 Call get_builtin_sync_mem to generate mem rtx.
3725 2006-01-03 Richard Guenther <rguenther@suse.de>
3728 * stmt.c (add_case_node): Make sure to clear overflow flags
3731 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3733 Merge from gomp-branch.
3734 * config/sparc/sync.md: New file.
3735 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3736 UNSPECV_LDSTUB): New constants.
3737 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3738 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3739 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3742 2006-01-03 Roger Sayle <roger@eyesopen.com>
3744 * combine.c (reg_subword_p): New predicate to test whether the
3745 destination of a set refers to a subword/piece of a register.
3746 (try_combine): Generalize the code to merge the setting of a
3747 pseudo to a constant followed by a set of a subword of that
3748 register to a constant.
3750 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3752 * basic-block.h (control_flow_graph): Change the type of
3753 x_label_to_block_map to VEC(basic_block,gc) *.
3754 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3755 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3757 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3758 VEC(basic_block,heap) *.
3759 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3760 ssa_prop_fini): Adjust the uses of cfg_blocks.
3762 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3764 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3766 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3767 hashing trees instead of a pointer hash.
3768 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3769 compare for MEM_EXPR.
3771 PR rtl-optimization/25130
3772 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3773 when comparing MEMs for GCSE
3775 2006-01-03 Ben Elliston <bje@au.ibm.com>
3777 * targhooks.h (default_decimal_float_supported_p): Declare.
3778 * targhooks.c (default_decimal_float_supported_p): Define.
3779 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3780 `default_decimal_float_supported_p'.
3781 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3783 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3785 * combine.c (apply_distributive_law <SUBREG>): Check
3786 TRULY_NOOP_TRUNCATION.
3788 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3790 * dwarf2out.c (have_switched_text_section): Delete.
3791 (have_multiple_function_sections): New.
3792 (have_location_lists): Make 'bool'.
3793 (add_AT_loc_list): Use 'true' not '1'.
3794 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3795 (output_loc_list): Use have_multiple_function_sections.
3796 (output_ranges): Likewise.
3797 (dwarf2out_begin_function): Set have_multiple_function_sections if
3799 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3800 Check function_section rather than DECL_SECTION_NAME.
3801 (dwarf2out_finish): Use have_multiple_function_sections.
3802 Don't clear have_location_lists.
3804 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3805 Jan Hubicka <jh@suse.cz>
3807 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3808 case of conditional jump jumping to the next instruction.
3809 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3810 cases of conditional jump jumping to the next instruction.
3812 2006-01-02 Jan Hubicka <jh@suse.cz>
3814 * i386.c (*_cost): Add COSTS_N_INSNS.
3815 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3817 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3820 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3822 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3824 * config/arm/arm.c (all_fpus): Fix comment typo.
3825 * config/darwin.c: Likewise.
3826 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3827 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3828 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3830 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3832 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3833 (rs6000_split_compare_and_swapqhi): New.
3834 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3835 (sync_compare_and_swapqhi_internal): New.
3836 * config/rs6000/rs6000-protos.h: Declare.