1 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
5 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
7 2006-02-03 Jason Merrill <jason@redhat.com>
10 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
13 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
14 on the return slot if it's an NRV.
16 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
18 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
19 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
20 rewrite_use): Do not handle USE_OUTER.
21 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
22 add_iv_outer_candidates, may_replace_final_value,
23 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
24 (find_interesting_uses_op): Functionality of
25 find_interesting_uses_outer_or_nonlin moved here.
26 (find_interesting_uses_outside): Use find_interesting_uses_op.
28 2006-02-03 Alan Modra <amodra@bigpond.net.au>
31 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
33 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
34 Ulrich Weigand <uweigand@de.ibm.com>
37 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
38 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
39 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
40 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
42 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
43 (s390_rtx_costs): Use the new fields to calculate rtx costs.
44 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
45 Define secondary reloads for TFmode moves.
46 (constant_modes): Add TFmode.
47 (NR_C_MODES): Set to 8.
48 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
50 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
51 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
52 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
53 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
54 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
55 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
56 (FPR mode macro): Add TFmode.
57 (DSF mode macro): New.
58 (<de>, <dee> mode attributes): Removed.
59 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
60 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
61 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
62 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
63 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
64 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
65 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
66 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
67 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
68 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
69 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
70 "*negabs<mode>2", "sqrt<mode>2"):
71 Changed <de> to <xde>. R constraint replaced by <Rf>.
72 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
74 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
75 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
76 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
78 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
79 "extenddftf2", "extendsftf2"): New expanders.
80 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
81 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
82 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
83 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
85 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
86 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
87 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
88 __floatditf): Add a GCC_4.1.0 symbol version tag.
89 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
92 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
95 * config/i386/i386.c (ix86_function_ok_for_sibcall):
96 Use targetm.binds_local_p instead of TREE_PUBLIC.
98 2006-02-02 Roger Sayle <roger@eyesopen.com>
100 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
101 on INTEGER_TYPEs to indicate that it denotes a character type.
102 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
103 signed_char_type_node, unsigned_char_type_node and char_type_node.
104 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
105 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
106 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
108 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
109 Daniel Berlin <dberlin@dberlin.org>
111 * tree-tailcall.c (arg_needs_copy_p): New function.
112 (eliminate_tail_call): Use arg_needs_copy_p.
113 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
114 (add_virtual_phis): New function.
116 2006-02-02 Jakub Jelinek <jakub@redhat.com>
118 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
119 #ignore instead of #scratch for %g7 .register directive.
121 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
123 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
126 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
128 * flow.c (calculate_global_regs_live): Assert that there aren't any
131 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
133 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
135 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
136 bsi_after_labels iterator.
137 * tree-if-conv.c (find_phi_replacement_condition,
138 replace_phi_with_cond_modify_expr): Likewise.
139 * tree-scalar-evolution.c (scev_const_prop): Likewise.
140 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
142 2006-02-02 Diego Novillo <dnovillo@redhat.com>
144 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
146 2006-02-02 Diego Novillo <dnovillo@redhat.com>
149 * tree-cfg.c (move_block_to_fn): Clear out the basic block
150 array after growing it.
152 2006-02-01 Steve Ellcey <sje@cup.hp.com>
155 * fold-const.c (fold_checksum_tree): Change type of buf.
157 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
159 * reload.c (push_secondary_reload): Initialize t_icode.
161 2006-02-01 Jakub Jelinek <jakub@redhat.com>
163 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
164 -msoft-float -mlong-double-128 only issue a warning, but don't
165 swich to DFmode long double.
167 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
169 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
170 has a constant equivalent, iterate over equivalents for arg0,
171 calling simplify_relational_operation and if there's a result
172 cheaper than X, apply fold_rtx and return the result.
174 2006-02-01 Jan Hubicka <jh@suse.cz>
176 * opts.c (no_unit_at_a_time_default): New global variable.
177 (decode_options): Use it.
178 * opts.h (no_unit_at_a_time_default): Declare.
180 2006-02-01 Paul Brook <paul@codesourcery.com>
182 * function.c (assign_parm_setup_reg): Use function argument promotion
184 * expr.c (expand_expr_real_1): Use function argument promotion rules
187 2006-02-01 Steve Ellcey <sje@cup.hp.com>
189 * gcc.c (process_command): Change j to 'unsigned int'.
191 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
194 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
195 Use the corrected index for the character
196 out of the string constant.
198 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
200 * mode-switching.c (optimize_mode_switching): Fix size
201 allocated for bb_info[n_entities].
203 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
205 * gcc.c (main): Correct type that is allocated for
208 2006-01-31 Jakub Jelinek <jakub@redhat.com>
210 * config/s390/s390.c (init_alignment_context): Set
211 ALIAS_SET_MEMORY_BARRIER on the MEM.
212 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
214 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
217 * loop-unroll.c (unroll_loop_runtime_iterations): Free
219 * tree-ssa-live.c (type_var_init): Allocate bitmap after
222 2006-01-31 Marcin Dalecki <martin@dalecki.de>
224 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
225 * regrename.c: Ditto.
226 * tree-ssa-loop-im.c: Ditto.
227 * tree-dump.c: Ditto.
228 * tree-complex.c: Ditto.
230 * tree-ssa-threadupdate.c: Ditto.
232 * java/class.c: Ditto.
233 * java/jcf-parse.c: Ditto.
234 * java/resource.c: Ditto.
235 * java/except.c: Ditto.
236 * java/jvspec.c: Ditto.
237 * java/jcf-write.c: Ditto.
238 * java/jcf-path.c: Ditto.
239 * java/gjavah.c: Ditto.
240 * java/zextract.c: Ditto.
241 * java/jcf-io.c: Ditto.
243 * java/buffer.c: Ditto.
244 * java/lang.c: Ditto.
245 * java/parse-scan.y: Ditto.
248 * cfgloopmanip.c: Ditto.
249 * postreload-gcse.c: Ditto.
250 * tree-ssa-loop-manip.c: Ditto.
251 * postreload.c: Ditto.
252 * tree-ssa-loop-ch.c: Ditto.
256 * diagnostic.c: Ditto.
258 * genoutput.c: Ditto.
261 * cfgloopanal.c: Ditto.
262 * objc/objc-act.c: Ditto.
264 * genextract.c: Ditto.
265 * genautomata.c: Ditto.
266 * pretty-print.c: Ditto.
268 * cgraphunit.c: Ditto.
271 * haifa-sched.c: Ditto.
272 * dominance.c: Ditto.
274 * tree-ssa-loop-ivopts.c: Ditto.
276 * mode-switching.c: Ditto.
277 * modulo-sched.c: Ditto.
279 * ipa-pure-const.c: Ditto.
281 * fix-header.c: Ditto.
283 * tree-stdarg.c: Ditto.
284 * ipa-utils.c: Ditto.
285 * loop-init.c: Ditto.
286 * ipa-inline.c: Ditto.
289 * alloc-pool.c: Ditto.
290 * dwarf2out.c: Ditto.
292 * genattrtab.c: Ditto.
293 * tree-ssa-loop-ivcanon.c: Ditto.
297 * fortran/gfortranspec.c: Ditto.
299 * local-alloc.c: Ditto.
300 * langhooks.c: Ditto.
302 * tree-vectorizer.c: Ditto.
304 * ipa-type-escape.c: Ditto.
306 * tree-if-conv.c: Ditto.
309 * tree-data-ref.c: Ditto.
310 * loop-unroll.c: Ditto.
311 * treelang/treetree.c: Ditto.
314 * ggc-common.c: Ditto.
318 * tree-cfgcleanup.c: Ditto.
319 * tree-ssa-pre.c: Ditto.
320 * cfgcleanup.c: Ditto.
321 * loop-invariant.c: Ditto.
324 * print-tree.c: Ditto.
327 * sched-deps.c: Ditto.
329 * tree-object-size.c: Ditto.
331 * bb-reorder.c: Ditto.
333 * var-tracking.c: Ditto.
335 * df-problems.c: Ditto.
336 * reg-stack.c: Ditto.
339 * sched-rgn.c: Ditto.
340 * tree-ssa-structalias.c: Ditto.
341 * tree-ssa-reassoc.c: Ditto.
342 * config/darwin-c.c: Ditto.
343 * config/darwin.c: Ditto.
344 * config/arm/arm.c: Ditto.
349 2006-01-31 Nicolas Pitre <nico@cam.org>
351 * arm.md (smaxsi3): Make aware of smax_m1.
354 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
356 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
358 2006-01-31 Richard Guenther <rguenther@suse.de>
360 * doc/invoke.texi (-msselibm): Document.
361 * target.h (expand_library_builtin): New target hook.
362 * builtins.c (expand_builtin): Use expand_library_builtin.
363 (default_expand_library_builtin): New function.
364 * gcc.c (LINK_GCC_MATH_SPEC): Define.
365 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
366 (link_gcc_math_spec): Declare.
367 (static_specs): Add link_gcc_math_spec.
368 * expr.h (default_expand_library_builtin): Declare.
369 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
370 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
371 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
372 * config/i386/i386.opt (msselibm): New target option.
373 * config/i386/i386.c (ix86_builtin_function_variants): New array.
374 (ix86_init_sse_abi_builtins): New function.
375 (ix86_expand_library_builtin): Likewise.
376 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
377 (override_options): Handle error conditions wrt -msselibm.
378 (ix86_builtins): Add function codes for SSE2 ABI builtins.
379 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
380 * doc/extend.texi (__builtin_sse2_*): Document new target specific
383 2006-01-31 Richard Guenther <rguenther@suse.de>
384 Paolo Bonzini <bonzini@gnu.org>
386 * doc/install.texi (--disable-libgcc-math): Document.
388 2006-01-30 Marcin Dalecki <martin@dalecki.de>
390 * expr.h (expand_normal): new inline function.
391 * builtins.c: use it, use EXPAND_NORMAL explicitely.
393 * dwarf2out.c: use it.
398 * config/sparc/sparc.c: use it.
399 * config/i386/i386.c: use it.
400 * config/rs6000/rs6000.c: use it.
401 * config/arm/arm.c: use it.
402 * config/mips/mips.c: use it.
403 * stmt.c: use it, use EXPAND_NORMAL explicitely.
405 2006-01-30 Roger Sayle <roger@eyesopen.com>
407 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
408 argv to the appropriate type.
410 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
412 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
415 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
418 * config/s390/s390.c (struct machine_function): New flag
419 decomposed_literal_pool_addresses_ok_p.
420 (s390_reorg): Set it before final stage of literal pool transforms.
421 (s390_decompose_address): Only accept displacements of the form
422 (minus (label_ref ...) (label_ref ...)) if that flag is set.
424 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
426 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
427 the comparison routine return.
429 2006-01-30 Michael Matz <matz@suse.de>
431 * global.c (find_reg): Only evict for global regs.
432 Take n_refs into account and dump more info.
434 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
437 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
438 (pragma_trap, pragma_nosave_low_regs): Likewise.
439 (current_function_anonymous_args): Likewise.
440 (sh_deferred_function_attributes): New variable.
441 (sh_deferred_function_attributes_tail): Likewise.
442 (print_operand): For '@', look up trap_exit attribute.
443 (calc_live_regs): Look up trapa_handler attribute. For trapa
444 handlers, save/restore fpscr, but don't do any other
445 interrupt-specific saves.
446 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
447 Fix check for partially saved registers to check for SHmedia.
448 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
449 (sh_output_function_epilogue): Don't clear any of the removed
451 (sh_insert_attributes): Don't check pragma_interrupt.
452 Insert deferred attributes. Check that interrupt attribute is
453 present for other attributes that require its presence.
454 (sh_attribute_table): Add new attributes trapa_handler and
456 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
457 Don't check for pragma_interrupt. Don't store argument.
458 * sh.h (pragma_interrupt, sp_switch): Don't declare.
459 (sh_deferred_function_attributes): Declare.
460 (sh_deferred_function_attributes_tail): Likewise.
461 * sh.md (sp_switch_1): Add operand. Change generator caller.
462 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
463 (*return_i): Don't use when trap_exit attribute is in effect.
464 (*return_trapa): New insn pattern.
466 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
467 setting c_target_objs and cxx_target_objs.
468 * t-sh: Add rule for sh-c.o.
470 2006-01-30 Richard Guenther <rguenther@suse.de>
473 * gimplify.c (gimplify_target_expr): Handle easy cases
474 without creating a temporary.
476 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
478 * vec.h (safe_grow): Remove duplicated line.
480 2006-01-29 Diego Novillo <dnovillo@redhat.com>
483 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
484 (expand_omp): ... here.
485 (expand_omp_parallel): Only remove barriers for combined
486 parallel+workshare constructs.
488 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
492 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
493 * tree.c (build_qualified_type): Chain the new type to the original
494 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
495 a POINTER_TYPE or a REFERENCE_TYPE respectively.
496 (build_pointer_type_for_mode): Only return unqualified types.
497 (build_reference_type_for_mode): Likewise.
499 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
501 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
502 * Makefile.in (CXX_COMPAT_WARN): Define.
503 * configure: Regenerate.
505 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
508 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
511 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
513 * toplev.c: Fix thinko.
515 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
516 Marcin Dalecki <martin@dalecki.de>
518 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
519 (push_srcloc): Use XNEW.
520 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
522 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
524 * df-core.c (df_set_blocks): Deleted all variable.
526 2006-01-28 Ian Lance Taylor <ian@airs.com>
528 * cgraphunit.c (cgraph_assemble_pending_functions): Call
529 cgraph_output_pending_asms.
531 2006-01-28 Zack Weinberg <zackw@panix.com>
533 * c.opt: Add -W(no-)overlength-strings.
534 * doc/invoke.texi: Document it.
535 * c-opts.c (c_common_handle_option): -pedantic implies
536 -Woverlength-strings, if not explicitly disabled already.
537 (c_common_post_options): -Woverlength-strings defaults to off, and
538 is always off for C++.
539 * c-common.c (fix_string_type): Issue warning about strings longer
540 than is portable only if warn_overlength_strings. Rearrange code
541 a little for clarity.
542 * configure.in: Check for -Wno-overlength-strings as well before
543 enabling -pedantic in stage 1.
544 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
545 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
547 * genconditions.c (write_header, write_one_condition)
548 (write_conditions, write_writer): Consolidate very long strings
549 that were broken up to fit in C89 portable limit. Don't use
550 printf when fputs will do.
552 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
554 * combine.c (simplify_comparison <AND>): Check
555 TRULY_NOOP_TRUNCATION before start using a subreg.
557 * config/mips/mips.md (*branch_zero<mode>,
558 *branch_zero<mode>_inverted, *branch_equality<mode>,
559 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
560 Remove mode check from comparisons.
562 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
564 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
566 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
568 * expmed.c (const_mult_add_overflow_p): Remove.
569 * expr.h: Remove the prototype for const_mult_add_overflow_p.
571 * recog.c (validate_replace_rtx_subexp): Remove.
572 * recog.h: Remove the prototype for
573 validate_replace_rtx_subexp.
575 * integrate.h: Remove the prototype for
576 copy_decl_for_inlining.
577 * rtl.h: Remove the prototype for mark_constant_function.
578 * tree-vectorizer.h: Remove the prototype for
579 vect_strip_conversion.
581 * modulo-sched.c (create_partial_schedule,
582 free_partial_schedule, reset_partial_schedule): Make them
585 * hooks.c (hook_bool_rtx_int_false): Remove.
586 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
588 2006-01-28 David Edelsohn <edelsohn@gnu.org>
590 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
591 and -mlong-double-128 are incompatible.
592 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
593 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
594 (TARGET_LIBGCC2_CFLAGS): Define.
595 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
596 (TARGET_LIBGCC2_CFLAGS): Same.
597 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
599 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
602 * c-typeck.c (build_binary_op): Perform implicit casts of
603 operands before shortening them.
605 * cfgloopmanip.c (split_loop_bb): Remove.
606 * cfgloop.h: Remove the prototype for split_loop_bb.
608 * cfgloop.c (flow_loop_outside_edge_p): Remove.
609 * cfgloop.h: Remove the prototype for
610 flow_loop_outside_edge_p.
612 * emit-rtl.c (init_virtual_regs): Make it static.
613 * function.h: Remove the prototype for init_virtual_regs.
615 * recog.c (peephole2_optimize): Make it static.
616 * recog.h: Remove the prototype for peephole2_optimize.
618 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
620 * df-scan.c (df_record_entry_block_defs): Check if
621 INCOMING_RETURN_ADDR_RTX is defined.
623 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
624 Kenneth Zadeck <zadeck@naturalbridge.com>
626 PR rtl-optimization/24762
627 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
628 * targhooks.c (hook_void_bitmap): New hook prototype.
629 * targhoohs.h (hook_void_bitmap): Ditto.
630 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
631 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
632 * target.h (live_on_entry): New function pointer.
633 * df-scan.c (df_all_hard_regs): Removed.
634 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
635 (df_scan_free_internal): Added df->entry_block_defs.
636 (df_scan_alloc): Ditto.
637 (df_scan_dump): Ditto.
638 (df_uses_record): Plumbed flag field properly thru calls.
639 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
640 This part fixes PR24762.
641 (df_bb_refs_record): Added code to make the frame and arg
642 pointers live in EH blocks.
643 (df_refs_record): Added call to df_record_entry_block_defs.
644 (df_record_entry_block_defs): New function.
645 * df-core.c: Added comments to describe new artifical defs.
646 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
647 (entry_block_defs): New field in struct df.
648 (df_all_hard_regs): Deleted.
649 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
650 * df-problems.c (df_ru_bb_local_compute_process_def):
651 Added code to handle artifical defs in the entry to a function.
652 (df_ru_bb_local_compute): Ditto.
653 (df_rd_bb_local_compute_process_def): Ditto.
654 (df_rd_bb_local_compute): Ditto.
655 (df_lr_bb_local_compute): Ditto.
656 (df_ur_bb_local_compute): Ditto.
657 (df_urec_bb_local_compute): Ditto.
658 (df_chain_create_bb): Ditto.
659 (df_ur_local_finalize): Removed entry.
660 (df_urec_init): Ditto.
661 (df_urec_local_finalize): Ditto.
662 (df_ri_bb_compute): Added detection of last use of pseudos.
663 * Makefile.in (df-scan.o): Updated dependencies.
664 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
665 * config/mips/mips.c (mips_set_live_on_entry): Added.
666 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
668 * dce.c (marked_insn_p): Added code to handle artifical defs.
670 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
672 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
674 (_mm_cvtsi128_si64): Likewise.
675 (_mm_cvtsd_si64): Likewise.
676 (_mm_cvttsd_si64): Likewise.
677 (_mm_cvtsi64_sd): Likewise.
678 (_mm_cvtsi64_si128): Likewise.
679 * config/i386/mmintrin.h (_m_from_int64): Likewise.
680 (_mm_cvtsi64_m64): Likewise.
681 (_m_to_int64): Likewise.
682 (_mm_cvtm64_si64): Likewise.
683 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
684 (_mm_cvttss_si64): Likewise.
685 (_mm_cvtsi64_ss): Likewise.
686 (_mm_cvtss_f32): Likewise.
688 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
690 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
691 for pragma redefine_extname.
693 2006-01-27 Jakub Jelinek <jakub@redhat.com>
696 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
697 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
698 -mno-minimal-toc to previous content.
699 (bispecs): Remove goal.
700 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
701 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
702 compatibility aliases on powerpc-*-*gnu*.
703 * config/rs6000/libgcc-ppc-glibc.ver: New file.
704 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
705 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
706 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
707 (ldblspecs): New goal.
708 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
709 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
711 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
712 L_sf_to_tf or L_df_to_tf is defined.
714 2006-01-27 David Edelsohn <edelsohn@gnu.org>
715 Alan Modra <amodra@bigpond.net.au>
718 * config/rs6000/linux.h (POWERPC_LINUX): Define.
719 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
720 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
721 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
722 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
723 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
724 (rs6000_override_options): Initialize rs6000_ieeequad.
725 Initialize TFmode format to ibm_extended_format if not
727 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
729 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
730 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
731 (function_arg_advance): IBM long double passed in two FPRs, not
733 (function_arg): IBM long double passed in FPRs.
734 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
735 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
736 Only multireg GPR aligned.
737 (rs6000_init_libfuncs): Enable IBM long double functions if not
739 (rs6000_generate_compare): Use IBM long double compare if not
741 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
742 (TARGET_IEEEQUAD): Define.
743 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
745 * config/rs6000/rs6000.md: Enable TFmode patterns if
747 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
748 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
749 and -mlong-double-128 are incompatible.
750 * doc/invoke.texi (-mabi): Collect options together. Add
751 ibmlongdouble and ieeelongdouble.
753 2006-01-27 Richard Sandiford <richard@codesourcery.com>
755 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
757 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
758 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
759 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
760 * rtl.h (rtunion_def): Remove rt_ptr.
762 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
763 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
764 * config/i386/winnt.c (i386_pe_mark_dllexport)
765 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
767 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
769 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
771 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
775 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
776 pthread_key_delete. From John David Anglin. gthrw-ify
777 pthread_getunique_np only if it it's not a macro. Delete
779 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
780 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
781 __gthread_objc_condition_signal, __gthread_key_delete): Add
782 "__attribute__ ((__unused__))" to unused arguments.
783 (__gthread_recursive_mutex_init_function): Add missing return.
784 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
785 gthr-posix95.h: Use macro-based approach for name redirection
786 on targets missing weakref.
788 2006-01-26 Zack Weinberg <zackw@panix.com>
790 * genconditions.c (write_header): In generated code, #ifdef out
791 all includes and fake declarations, except includes of bconfig.h
792 and system.h, unless GCC_VERSION >= 3001. Do not include
793 gensupport.h in any case.
794 (write_conditions): Generate a definition of struct c_test. Add
795 a comment to the generated #endif.
796 (write_one_condition): Escape backslashes in string too.
797 (write_writer): Generated code must escape backslashes and quote
798 marks (but not newlines) in the strings it writes.
799 * Makefile.in (build/gencondmd.o): Update dependencies.
801 2006-01-26 Steve Ellcey <sje@cup.hp.com>
804 * Makefile.in (insn-automata.o): Add header file dependencies.
805 * genautomata.c: Add includes.
807 2006-01-26 Steve Ellcey <sje@cup.hp.com>
810 * Makefile.in (insn-automata.o): Add -Wno-error flag.
812 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
814 * configure.ac: Expect target tools paths to be passed from the toplevel
815 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
817 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
819 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
822 * c.opt (Wpointer-sign): Init to -1.
823 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
824 OPT_pedantic, to 0 otherwise.
825 * doc/invoke.texi: Update.
827 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
829 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
830 constants provided by 80387 instructions in the destination mode.
832 2006-01-26 Richard Guenther <rguenther@suse.de>
833 Andrew Pinski <pinskia@physics.uc.edu>
836 partial PR tree-opt/17064
837 * tree-ssa-structalias.c (intra_create_variable_infos):
838 Create heap variables for incoming parameters if
839 flag_argument_noalias > 1.
840 (find_what_p_points_to): Look through default defs of
843 2006-01-26 Jeff Law <law@redhat.com>
846 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
847 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
848 within the VR_RANGE, use the VR_RANGE as the result, not the
850 (adjust_range_with_scev): Reject ranges from SCEV which are out
851 of bounds for the type.
853 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
855 * tree-ssa-alias.c (maybe_create_global_var): Change
856 subvar walking to an assertion that we don't have subvar'd variables.
858 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
861 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
862 Use a new variable, inner. PARM_DECLs are always non-weak.
864 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
866 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
869 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
871 * config/mips/mips.md (*clear_upper32): New combiner pattern.
873 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
875 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
876 (smax_insn, smin_insn, smax_0, smin_0): New.
878 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
881 * config/cris/cris.c (cris_order_for_addsi3): New function.
882 * config/cris/cris-protos.h: Prototype it.
883 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
884 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
885 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
886 (split for "op.S1 [rx=rx+i],ry (swapped)")
887 (split for "op(s|u).S1 [rx=rx+i],ry")
888 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
889 Apply cris_order_for_addsi3 when generating addsi3 insns.
891 2006-01-25 Diego Novillo <dnovillo@redhat.com>
893 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
894 (TREE_BLOCK): Add call to EXPR_CHECK.
896 2006-01-25 Diego Novillo <dnovillo@redhat.com>
899 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
900 * tree-pretty-print.c (dump_omp_clause): Extract from ...
901 (dump_omp_clauses): ... here.
902 (dump_generic_node): Handle OMP_CLAUSE.
903 * tree.c (omp_clause_num_ops): New.
904 (omp_clause_code_name): New.
905 (tree_code_size): Handle OMP_CLAUSE.
906 (tree_size): Likewise.
907 (make_node): Document handling of OMP_CLAUSE.
908 (tree_node_structure): Handle OMP_CLAUSE.
909 (omp_clause_check_failed): New.
910 (omp_clause_range_check_failed): New.
911 (omp_clause_operand_check_failed): New.
912 (build_omp_clause): New.
913 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
914 * tree.h (enum omp_clause_code): Declare.
915 (OMP_CLAUSE_SUBCODE_CHECK): Define.
916 (OMP_CLAUSE_RANGE_CHECK): Define.
917 (OMP_CLAUSE_ELT_CHECK): Define.
918 (omp_clause_check_failed): Declare.
919 (omp_clause_operand_check_failed): Declare.
920 (omp_clause_range_check_failed): Declare.
921 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
922 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
923 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
924 (OMP_CLAUSE_LASTPRIVATE): Likewise.
925 (OMP_CLAUSE_IF_EXPR): Likewise.
926 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
927 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
928 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
929 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
930 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
931 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
932 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
933 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
934 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
935 (OMP_CLAUSE_CODE): Define.
936 (OMP_CLAUSE_SET_CODE): Define.
937 (OMP_CLAUSE_CODE): Define.
938 (OMP_CLAUSE_OPERAND): Define.
939 (struct tree_omp_clause): Declare.
940 (union tree_node): Add field 'omp_clause'.
941 * treestruct.def (TS_OMP_CLAUSE): Define.
942 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
943 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
944 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
945 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
946 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
947 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
948 (OMP_CLAUSE): Define.
949 * print-tree.c (print_node): Handle OMP_CLAUSE.
950 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
951 * c-typeck.c: Likewise.
952 * gimplify.c: Likewise.
954 * tree-nested.c: Likewise.
955 * tree-inline.c: Likewise.
956 * c-parser.c: Likewise.
957 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
960 2006-01-25 Roger Sayle <roger@eyesopen.com>
962 PR rtl-optimization/25703
963 * combine.c (try_combine): Handle zero_extract and strict_low_part
964 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
966 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
968 * global.c: Fix comment typos.
970 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
973 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
974 Use output_addr_const instead of assemble_name.
976 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
978 * Makefile.in (sched-vis.o): Update dependencies.
979 * haifa-sched.c (sched_finish): Clear current_sched_info.
980 * cfg.c (dump_bb_info): New, split from dump_flow_info.
981 (dump_flow_info): Call it.
982 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
984 * basic-block.h (dump_bb_info): Declare.
985 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
986 option, and apply options only for dump files whose TDF_RTL,
987 TDF_TREE, or TDF_IPA bits match.
988 * rtl.h: Declare new functions exported from sched-vis.c.
989 * sched-vis.c: Enable also if scheduling is not used.
990 (print_value): Print the mode of registers if not inside scheduling.
991 (print_insn): Make it work outside the scheduler. Beautify the output
993 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
995 2006-01-25 Richard Sandiford <richard@codesourcery.com>
997 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
998 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
999 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
1000 depending on the value of CONSTANT_POOL_ADDRESS_P.
1001 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
1003 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
1004 rather than SYMBOL_REF_DECL.
1005 (rtx_constant_pool): Remove const_rtx_sym_htab.
1006 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1007 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1008 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1009 Remove handling of const_rtx_sym_htab.
1010 (find_pool_constant): Delete.
1011 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1012 rather than find_pool_constant.
1013 (get_pool_constant_for_function): Delete.
1014 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1016 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1017 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1018 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1019 (SYMBOL_REF_CONSTANT): New macro.
1020 (get_pool_constant_for_function): Delete.
1021 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1022 rather than SYMBOL_REF_DECL.
1023 (i386_pe_mark_dllimport): Likewise.
1024 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1025 rather than SYMBOL_REF_DECL.
1026 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1027 (machopic_indirect_call_target): Likewise.
1029 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1031 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1033 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1035 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1037 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1039 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1041 2006-01-24 David Daney <ddaney@avtrex.com>
1044 * configure.ac (enable_tls): New enable option.
1045 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1046 * configure: Regenerate.
1047 * doc/install.texi (--enable-tls): Document new option.
1048 (--disable-tls): Ditto.
1050 2006-01-24 Richard Henderson <rth@redehat.com>
1052 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1053 * alias.c (true_dependence): Respect it.
1054 (canon_true_dependence, write_dependence_p): Likewise.
1055 * builtins.c (get_builtin_sync_mem): Set it.
1057 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1059 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1062 2006-01-24 DJ Delorie <dj@redhat.com>
1064 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1065 for storing constants in single-bit bitfields.
1067 2006-01-25 Ben Elliston <bje@au.ibm.com>
1069 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1071 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1074 * tree-ssa-pre.c (phi_translate): Return NULL
1075 for AGGREGATE_TYPE's.
1077 2006-01-24 Zack Weinberg <zackw@panix.com>
1079 * genautomata.c (process_state_for_insn_equiv_partition):
1080 Use xcalloc for insn_arcs_array.
1081 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1082 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1084 2006-01-24 Richard Henderson <rth@redhat.com>
1086 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1089 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1091 PR rtl-optimization/25890
1092 PR rtl-optimization/25905
1093 * combine.c (expand_compound_operation, expand_field_assignment):
1094 Fail if the bitfield's final position is out of bounds.
1096 2006-01-24 Ian Lance Taylor <ian@airs.com>
1099 * cgraphunit.c (cgraph_output_in_order): Don't clear
1100 cgraph_asm_nodes until after asm strings have been output.
1102 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1104 * fix-header.c (read_scan_file): Add new parameter imultilib when
1105 calling register_include_chains.
1107 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1109 * omp-low.c: Update documentation.
1111 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1112 Daniel Berlin <dberlin@dberlin.org>
1116 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1117 return from the function.
1119 2006-01-22 Zack Weinberg <zackw@panix.com>
1121 * rtl.def (match_code): Add second argument.
1122 * genpreds.c (write_extract_subexp): New function.
1123 (write_match_code): Add path argument. Use write_extract_subexp.
1124 (write_predicate_expr): Pass path to write_match_code.
1125 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1126 not perform a mode test.
1127 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1128 a subexpression does not constrain the top-level code set.
1129 * read-rtl.c (read_rtx_variadic): New function.
1130 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1131 * doc/md.texi: Document new notation.
1132 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1133 (cmpsi_operand): ... here, using new notation.
1135 2006-01-22 Zack Weinberg <zackw@panix.com>
1137 * varray.c: Remove GENERATOR_FILE #ifdefs.
1139 2006-01-22 Zack Weinberg <zackw@panix.com>
1141 * genautomata.c (output_reserved_units_table): Emit nothing if
1142 description->query_units_num is zero. Remove extra blank line.
1143 (output_cpu_unit_reservation_p): Short circuit
1144 if description->query_units_num is zero.
1146 2006-01-22 Zack Weinberg <zackw@panix.com>
1148 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1149 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1150 nor any of the random handful of variables that used to be necessary
1151 when this program was linked with rtlanal.o. Prune set of forward
1152 function declarations.
1153 (struct attr_desc): Remove static_p field.
1154 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1155 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1156 (attr_string): Do not read the character one past the length of
1158 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1159 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1160 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1161 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1162 (make_automaton_attrs): New.
1163 (main): Do not call into genautomata. Call local gen_bypass
1164 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1165 Remove special case for insn_alts.
1166 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1167 varray.h (leftover from previous change). Prune set of forward
1168 function declarations. Remove state_alts fields from all
1169 structures. Remove state_alts_table from struct automaton.
1170 Make everything except main static. Do not maintain num_dfa_decls.
1171 Do not maintain state_alts fields of various structures.
1172 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1173 (add_arc): Remove state_alts argument. All callers updated.
1174 (output_reserved_units_table): Emit #ifdef here...
1175 (output_tables): ...not here. Don't generate state_alts tables.
1176 (expand_automata): Don't generate attributes.
1177 (write_automata): Don't generate state_alts functions.
1178 (main): New function.
1179 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1180 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1181 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1182 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1183 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1184 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1185 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1186 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1188 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1189 * genattrtab.h: Delete file.
1190 * Makefile.in (OBJS-common): Add insn-automata.o.
1191 (insn-automata.o): New rule.
1192 (simple_generated_c): Add insn-automata.c.
1193 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1194 (genprogmd): Add automata.
1195 (build/genattrtab): Needs no extra objects nor libraries.
1196 (build/genautomata): Needs build/vec.o and -lm.
1198 2006-01-22 Zack Weinberg <zackw@panix.com>
1200 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1201 (output_dfa_max_issue_rate, locked_states_num): Delete.
1202 (struct automaton): Add locked_states field.
1203 (output_dead_lock_vect): Save number of locked states in
1204 automaton->locked_states. If it is zero, don't print anything.
1205 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1206 (output_internal_dead_lock_func): Only test the dead_lock_vect
1207 for automata that have locked states.
1208 (output_statistics): Always print the number of locked states for
1209 each automaton. Calculate total number of locked states here.
1210 (write_automata): Don't call output_dfa_max_issue_rate.
1211 * genattrtab.c: Define length_unit_log as a const variable.
1212 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1213 max_insn_queue_index const.
1214 * final.c (length_unit_log): Declare const.
1215 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1217 2006-01-22 Zack Weinberg <zackw@panix.com>
1219 * genautomata.c: Include vec.h, not varray.h.
1220 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1221 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1222 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1223 VEC_* macros operating on appropriately typed vectors, or to
1224 malloced arrays when the size is known in advance. Const-ify
1225 many char* variables and function arguments. No functional changes.
1226 * Makefile.in (build/varray.o): Delete rule.
1227 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1228 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1230 2006-01-22 Zack Weinberg <zackw@panix.com>
1232 * gensupport.c: Define get_insn_name and record_insn_name here.
1233 (read_md_rtx): Call record_insn_name as appropriate.
1234 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1235 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1236 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1238 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1239 (BUILD_VARRAY): Delete.
1240 (genprognormal): Rename genprogmd. Fold in all programs from
1241 genprognoprint; also attrtab.
1242 (build/genattrtab): Just mention genautomata.o and varray.o.
1243 Reorganize a bit, add comments to make the categories clearer.
1245 2006-01-22 Zack Weinberg <zackw@panix.com>
1247 * genconditions.c (condition_table, add_condition): Delete.
1248 (write_conditions): Don't emit n_insn_conditions nor
1249 insn_elision_unavailable. Issue the gcc version #ifdef here,
1250 inside the table, with no #else clause ...
1251 (write_header): ...not here.
1252 (write_writer): New function.
1253 (main): Don't initialize condition_table. Use add_c_test.
1255 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1256 files on the command line.
1257 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1258 Return -1 if there is no entry in the table, don't abort.
1259 (add_c_test, traverse_c_tests): New functions.
1260 * gensupport.h (insn_elision_unavailable, insn_conditions)
1261 (n_insn_conditions): Delete declarations.
1262 (add_c_test, traverse_c_tests): Declare.
1263 * read-rtl.c: Include gensupport.h.
1264 (read_conditions): New function.
1265 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1266 (read_rtx_1): If we get EOF when we were looking for an initial
1267 open paren, return 0. Call read_conditions when appropriate.
1268 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1269 dummy-conditions.o. Eliminate references to insn-conditions.o,
1270 or change them to build/gencondmd.o, as appropriate. Remove
1271 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1272 from $(simple_generated_c). For all files remaining in those
1273 two lists, add insn-conditions.md to the generator command line.
1274 Give insn-constants.h/s-constants their own rules. Add rules
1275 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1276 (build/read-rtl.o): Depend on gensupport.h.
1277 (genprognormal): Include preds.
1278 (genprogearly): Rename genprognoprint; only difference is now that
1279 they don't link with $(BUILD_PRINT).
1280 * dummy-conditions.c: Delete.
1282 2006-01-22 Zack Weinberg <zackw@panix.com>
1284 * genextract.c: Don't include insn-config.h. Do include vec.h.
1285 Declare vectors of int, char, and locstr.
1286 (locstr): New typedef.
1287 (struct extraction): Make all array fields into bare pointers.
1288 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1289 (insn_code_number): Delete.
1290 (accum_extract): New struct.
1291 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1292 (gen_insn): Take insn_code_number as an argument. Use an
1293 accum_extract structure instead of loading data directly into
1294 a struct extraction, and having to know how big it might get.
1295 (walk_rtx): Operate entirely on an accum_extract structure.
1296 (print_path): Avoid unnecessary use of printf.
1297 (print_header): New function, split out of main. Distinguish
1298 more carefully between an unrecognizable insn and an insn that
1299 has the code number of a define_expand.
1300 (main): Pass insn_code_number to gen_insn. Call print_header
1301 only after parsing. Avoid unnecessary use of printf.
1302 * Makefile.in (build/vec.o): New rule.
1303 (build/genextract): Depend on build/vec.o.
1304 (build/genextract.o): Don't depend on insn-config.h.
1306 2006-01-22 Zack Weinberg <zackw@panix.com>
1308 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1309 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1310 practical. Eliminate per-generator-program link rules.
1312 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1315 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1316 with a call expr to ...
1317 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1319 2006-01-23 Richard Guenther <rguenther@suse.de>
1321 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1322 before make_edge with conditional EDGE_TRUE_VALUE.
1324 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1325 Jan Hubicka <jh@suse.cz>
1326 Richard Guenther <rguenther@suse.de>
1328 PR rtl-optimization/25654
1329 * cfgexpand.c (aggregate_contains_union_type): New function.
1330 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1331 for structure variables that contain a union type.
1333 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1335 * gengtype.c (new_structure): Return the structure.
1336 (create_option): Add an extra "next" argument.
1337 (create_field): New function.
1338 (adjust_field_rtx_def): Use create_option and create_field.
1339 Remove a now-unnecessary call to find_structure.
1340 (adjust_field_tree_def): Likewise.
1341 (note_yacc_type): Remove an unnecessary call to find_structure.
1342 * gengtype.h (new_structure): Return the structure.
1343 (create_option): Add an extra argument.
1344 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1345 (option): Adjust calls to create_option.
1347 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1349 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1351 2006-01-22 Paul Brook <paul@codesourcery.com>
1352 Peter Barada <peter@the-baradas.com>
1354 * config/m68k/m68k.md: Add Coldfire FPU support.
1355 Define FP mode macro and associated attributes.
1356 Use it for float mode patterns.
1357 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1358 (LIBCALL_VALUE): Use m68k_libcall_value.
1359 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1360 (m68k_function_value): Ditto.
1361 (emit_move_sequence): Ditto.
1362 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1363 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1364 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1365 (MULTILIB_EXCEPTIONS): Ditto.
1366 * config/m68k/m68k.opt: Add mcfv4e.
1367 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1368 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1369 (m68k_output_function_prologue): Save ColdFire FPU registers.
1370 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1371 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1372 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1373 ColdFire FPU registers.
1374 (m68k_libcall_value, m68k_function_value): New functions.
1375 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1376 (LIBCALL_VALUE): Use m68k_libcall_value.
1377 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1378 (MASK_COLDFIRE): Add MASK_CFV4E.
1379 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1380 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1381 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1382 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1383 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1384 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1385 * doc/invoke.tex: Document -mcfv4e on m68k.
1387 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1389 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1392 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1395 * c-opts.c (c_common_handle_option): Don't include
1396 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1397 * doc/invoke.texi (C++ Dialect Options): Document that
1398 -Wnon-virtual-dtor is no longer included in -Wall.
1400 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1402 * gcov.c (print_version), gcov-dump.c (print_version),
1403 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1406 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1408 * df-scan.c (problem_SCAN): Added NULL reset function.
1409 (df_scan_reset_blocks): Added code to call reset block function
1410 (df_bb_refs_delete) Fixed comment.
1411 (df_insn_refs_delete): Made tolerant of deleting non existent info
1412 for dataflow problems that need to be reset.
1413 * df-core.c (df_set_blocks): Ditto.
1414 * df.h (struct df_problem): Added reset_fun.
1415 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1416 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1417 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1418 functions to clear out all references to def-use or use-def chains.
1420 2006-01-21 Ben Elliston <bje@au.ibm.com>
1422 * varasm.c (assemble_real): Initialise data array.
1424 2006-01-20 Paul Brook <paul@codesourcery.com>
1426 Merge from csl-arm-branch.
1427 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1428 * config/arm/arm.md (movdi): Force operands[1] to a register
1429 if we have a non-register source.
1430 (*arm_movdi, *movdf_soft_insn): Require that one of the
1431 operands be a register.
1432 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1433 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1435 2006-01-20 DJ Delorie <dj@redhat.com>
1437 * varasm.c (initialize_constant_valid_p): Allow pointers
1438 initialized from integer constants of lesser precision.
1439 (output_constant): Allow non-int-sized pointer modes to be
1440 initialized from integer constants.
1442 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1445 * cppdefault.h (struct default_include): Add multilib flag.
1446 * cppdefault.c (cpp_include_defaults): Set it.
1447 * c.opt (-imultilib): New option.
1448 * c-opts.c (imultilib): New.
1449 (c_common_handle_option): Handle -imultilib.
1450 (c_common_post_options): Likewise.
1451 * c-incpath.c (add_standard_paths, register_include_chains):
1453 * c-incpath.h (register_include_chains): Add extra parameter.
1454 * gcc.c (do_spec_1): Generate -imultilib option.
1455 (The Specs Language): Update %I description.
1456 (process_command): Update copyright notice.
1457 * doc/cppopts.texi (-imultilib): Document.
1458 * doc/invoke.texi (-imultilib): Include in option summary.
1459 (%I): Update specs documentation.
1461 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1463 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1465 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1467 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1470 2006-01-20 Richard Guenther <rguenther@suse.de>
1471 Steven Bosscher <stevenb.gcc@gmail.com>
1473 PR rtl-optimization/24626
1474 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1475 EDGE_TRUE_VALUE if in RTL mode.
1478 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1479 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1481 2006-01-20 Dirk Mueller <dmueller@suse.com>
1484 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1485 instead of a special NOP marker.
1486 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1487 NOP marker handling.
1488 * c-common.h (empty_body_warning): Add forward declaration.
1489 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1490 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1492 2006-01-20 Paul Brook <paul@codesourcery.com>
1494 * Makefile.in (lang_checks): Keep going if mkdir fails.
1496 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1498 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1499 be able to clean out basic block when not necessary.
1500 (df_scan_free): Fixed to properly delete information if df is
1501 unused before calling df_finish.
1502 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1503 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1505 (df_bb_refs_delete): New function.
1506 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1507 * df-core.c (df_set_blocks): Added code to properly clean out
1508 unused blocks if they are not part of the blocks to consider.
1509 Added additional null check.
1510 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1511 be able to clean out basic block when not necessary
1512 * df.h (df_free_bb_function): Ditto.
1513 (df_bb_refs_delete): New function.
1514 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1515 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1516 basic block parameter to be able to clean out basic block when not
1518 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1519 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1520 Fixed to properly delete information if df is unused before
1523 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1525 PR rtl-optimization/25799
1526 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1527 Corrected confluence operator to remove bits from op2 before oring
1528 with op1 rather than removing bits from op1.
1529 (df_ru_transfer_function): Corrected test on wrong bitmap which
1530 caused infinite loop. Both of these problems were introduced in
1531 the dataflow rewrite.
1533 2006-01-19 DJ Delorie <dj@redhat.com>
1535 * reload1.c (find_reload_regs): Note the details of reload
1536 failures in the dump file.
1537 (spill_failure): Likewise.
1539 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1541 * loop-iv.c: Include df.h and hashtab.h.
1542 (enum iv_grd_result): New enum.
1543 (DF_REF_IV, DF_REF_IV_SET): New macros.
1544 (struct biv_entry): New.
1545 (df, bivs): New global variables.
1546 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1547 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1549 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1550 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1551 analyzed_for_bivness_p, record_biv): New functions.
1552 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1553 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1554 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1556 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1558 (iv_number_of_iterations): Use new interface to iv analysis.
1559 * loop-unroll.c: Do not include varray.h.
1560 (analyze_iv_to_split_insn): Use new interface to iv
1562 * loop-unswitch.c (may_unswitch_on): Ditto.
1563 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1565 (df_bb_modify): Realloc tables to the new index.
1566 (df_find_use): New function.
1567 * df.h (df_find_use): Declare.
1568 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1570 * cfgloop.h (struct rtx_iv): Remove analysed field.
1571 (iv_get_reaching_def): Removed.
1572 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1573 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1574 (loop-iv.o): Add df.h and hashtab.h dependency.
1575 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1577 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1580 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1582 (__floatundisf, __floatundidf): Likewise.
1583 * libgcc2.h (IS_IBM_EXTENDED): Define.
1585 2006-01-19 DJ Delorie <dj@redhat.com>
1587 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1589 2006-01-19 Paul Brook <paul@codesourcery.com>
1591 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1592 as nothrow when unwinding tables are disabled.
1594 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1597 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1598 of bit-field" when in system header.
1600 2006-01-19 DJ Delorie <dj@redhat.com>
1602 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1603 the 16 bit shift limit of the m16c.
1605 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1608 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1609 * config/i386/i386.c (output_set_got): Output the label if we have one
1610 for the TARGET_DEEP_BRANCH_PREDICTION case.
1612 2006-01-19 Jan Hubicka <jh@suse.cz>
1613 H.J. Lu <hongjiu.lu@intel.com>
1614 Evandro Menezes <evandro.menezes@amd.com>
1616 * invoke.texi (generic): Document
1618 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1619 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1620 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1621 (x86_use_incdec, x86_pad_returns): New variables
1622 (TARGET_CPU_DEFAULT_generic): New constant
1623 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1624 (enum processor_type): Add generic32 and generic64.
1625 * i386.md (cpu attribute): Add generic32/generic64
1626 (movhi splitter): Behave sanely when both partial_reg_dependency and
1627 partial_reg_stall are set.
1628 (K8 splitters): Enable for generic as well.
1629 * predicates.md (incdec_operand): Use TARGET_INCDEC
1630 (aligned_operand): Avoid memory mismatch stalls.
1631 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1632 * ppro.md: Enable for generic32
1633 * i386.c (generic64_cost, generic32_cost): New.
1634 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1635 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1636 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1637 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1638 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1639 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1640 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1641 x86_accumulate_outgoing_args, x86_prologue_using_move,
1642 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1643 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1645 (x86_use_incdec, x86_pad_returns): New.
1646 (override_options): Add generic32 and generic64, translate "generic"
1647 to generic32/generic64 and "i686" to "generic32", refuse
1648 "generic32"/"generic64" as arch target.
1649 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1650 (ix86_reorg): Honor PAD_RETURNS.
1652 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1654 * tree-pretty-print.c (dump_generic_node): Handle
1655 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1656 * cgraph.c (cgraph_expand_queue): Rename from
1657 cgraph_analyze_queue. Update all users.
1658 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1659 cgraph_expand_queue.
1660 (cgraph_expand_all_functions): Likewise.
1661 (cgraph_finalize_pending_functions): Remove. Update callers.
1663 * tree.h (OMP_DIRECTIVE_P): Define.
1664 (OMP_PARALLEL_FN): Define.
1665 (OMP_PARALLEL_DATA_ARG): Define.
1666 (OMP_SECTIONS_SECTIONS): Define.
1667 * tree-pass.h (pass_expand_omp): Declare.
1668 * omp-low.c (struct omp_region): Declare.
1669 (struct omp_context): Remove fields 'parallel_type',
1670 'parallel_start_ix' and 'parallel_start_additional_args'.
1672 (struct omp_for_data): Rename from struct expand_omp_for_data.
1673 (omp_regions): New static variable.
1674 (root_omp_region): New static variable.
1675 (find_omp_clause): Make static.
1676 (is_in_combined_parallel_ctx): Remove.
1677 (is_combined_parallel): New.
1678 (extract_omp_for_data): Move earlier in the file.
1679 (workshare_safe_to_combine_p): New.
1680 (get_ws_args_for): New.
1681 (determine_parallel_type): Move earlier in the file.
1682 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1684 (omp_copy_decl): Likewise.
1685 (create_omp_child_function): Likewise.
1686 (lookup_omp_region): New.
1687 (dump_omp_region): New.
1688 (debug_omp_region): New.
1689 (debug_all_omp_regions): New.
1690 (new_omp_region): New.
1691 (scan_omp_parallel): If parallel_nesting_level > 1, the
1692 directive is nested within another parallel directive.
1693 Set OMP_PARALLEL_FN.
1694 (scan_omp_for): Do not try to handle combined parallel+for
1696 Remove FIXME comment.
1697 (scan_omp_nested): Remove.
1698 (scan_omp_1): Do not call scan_omp_nested when
1699 parallel_nesting_level is > 1.
1700 Do not change the DECL_CONTEXT of local variables found.
1701 (lookup_decl_in_outer_ctx): New.
1702 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1703 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1704 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1705 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1706 If CTX is nested, lookup VAR in the outer context when
1707 building copy assignment.
1708 (lower_send_clauses): Rename from expand_send_clauses.
1709 If CTX is nested, lookup VAR in the outer context when
1710 building copy assignments.
1711 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1712 If CTX is nested, lookup VAR in the outer context when
1713 building copy assignments.
1714 (expand_parallel_call): Rename from build_parallel_call.
1715 Handle combined parallel+workshare cases.
1716 Re-implement to emit code into the CFG.
1718 (expand_omp_parallel): Re-implement to emit code into the CFG.
1719 Call move_sese_region_to_fn to outline the sub-graph
1720 containing the parallel region.
1721 (expand_omp_for_1): Remove.
1722 (expand_omp_for_generic): Re-implement to emit code into the
1724 (expand_omp_for_static_nochunk): Likewise.
1725 (expand_omp_for_static_chunk): Likewise.
1726 (expand_omp_for): Likewise.
1727 (expand_omp_sections): Likewise.
1728 (remove_exit_barriers): New.
1729 (expand_omp_synch): New.
1731 (build_omp_regions_1): New.
1732 (build_omp_regions): New.
1733 (execute_expand_omp): New.
1734 (gate_expand_omp): New.
1735 (pass_expand_omp): Define.
1736 (lower_omp_sections): Rename from expand_omp_sections.
1737 Set OMP_SECTIONS_SECTIONS.
1738 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1739 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1740 (lower_omp_single): Rename from expand_omp_simple.
1741 (lower_omp_master): Rename from expand_omp_master.
1742 (lower_omp_ordered): Rename from expand_omp_ordered.
1743 (lower_omp_critical): Rename from expand_omp_critical.
1744 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1745 (lower_omp_for): Re-implement.
1746 (lower_omp_parallel): Re-implement.
1747 (lower_regimplify): Rename from expand_regimplify.
1748 (lower_omp_1): Rename from expand_omp_1.
1749 If there are syntax errors in the program, replace every
1750 OpenMP directive with NOP.
1751 Call lower_omp_* instead of expand_omp_*.
1752 (lower_omp): Rename from expand_omp.
1754 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1755 * tree-gimple.h (enum omp_parallel_type): Remove.
1756 (gimple_boolify): Declare extern.
1757 (find_omp_clause, determine_parallel_type): Remove.
1759 * gimple-low.c (lower_omp_directive): New.
1760 (lower_stmt): Call it.
1761 (record_vars_into): Move from ...
1762 (record_vars): ... here.
1763 Call record_vars_into with current_function_decl.
1765 * gimplify.c (struct gimplify_ctx): Remove fields
1766 combined_pre_p and combined_ctxp. Update users.
1767 (get_formal_tmp_var): Add documentation.
1768 (gimple_boolify): Make extern.
1769 (gimplify_expr_in_ctx): Remove. Update callers.
1770 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1771 will always be a BIND_EXPR.
1772 (gimplify_expr): Handle OMP_RETURN_EXPR.
1773 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1774 (OMP_PARALLEL): Add 3 operands.
1775 (OMP_SECTIONS): Add 1 operand.
1776 (OMP_RETURN_EXPR): Define.
1778 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1779 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1780 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1781 creating a circular free list.
1782 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1784 * tree-flow.h (move_sese_region_to_fn): Declare.
1785 (record_vars_into): Declare.
1786 * tree-cfg.c (make_omp_sections_edges): New.
1787 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1788 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1789 OMP_SECTIONS and OMP_SECTION.
1790 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1791 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1792 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1793 (gather_blocks_in_sese_region): New.
1794 (struct move_stmt_d): Declare.
1796 (move_block_to_fn): New.
1797 (move_sese_region_to_fn): New.
1799 * passes.c (init_optimization_passes): Schedule
1800 pass_expand_omp after pass_init_datastructures.
1802 * tree-ssa-operands.c (get_expr_operands): Handle
1803 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1804 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1806 2006-01-19 Jeff Law <law@redhat.com>
1808 * tree-vrp.c (extract_range_from_assert): Refine the result range
1809 if the variable referenced by the ASSERT_EXPR has a range and
1810 either the tentative result range or the previous range is a
1813 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1815 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1817 2006-01-19 Jan Hubicka <jh@suse.cz>
1819 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1821 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1823 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1824 (expand_compound_operation, expand_field_assignment): Fail if the
1825 bit lengths of an extract operation are out of range.
1826 (make_extraction): Compute wanted_inner_mode based on the position
1827 and length of the extraction. Make it extraction_mode for non-constant
1828 positions, and do not modify offset in that case. When generating a
1829 new MEM, use a mode that can hold the extraction while keeping correct
1830 alignment. Remove code that supported MEMs wrapped by USEs.
1831 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1833 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1835 * config/s390/s390.md ("Y", "y"): New mode attribute.
1836 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1837 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1838 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1839 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1840 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1841 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1842 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1843 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1844 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1845 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1846 "addsi3", "subsi3"): Insn patterns removed.
1847 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1848 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1849 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1850 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1851 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1852 "*sub<mode>3_cconly2"): New insn patterns.
1853 ("addsi3", "subsi3"): New expanders.
1855 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1857 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1858 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1859 existing STMT_VINFO_VECTYPE if available.
1860 (vect_mark_relevant): Add special handling for stmts that are
1861 marked as STMT_VINFO_IN_PATTERN_P.
1862 (vect_analyze_loop): Call vect_pattern_recog.
1863 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1864 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1866 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1867 (vect_recog_func_ptr): New function-pointer type.
1868 * tree-vect-patterns.c: New file.
1869 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1870 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1871 (vect_pattern_recog_1): New functions.
1872 (vect_pattern_recog_funcs): New array of function pointers.
1874 * tree-vectorizer.h (ternary_op): New enum value.
1875 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1876 declaration. Revised documentation. Removed redundant dump prints.
1877 Removed redundant argument. Added support for reduction patterns.
1878 (vectorizable_reduction): Added support for reduction patterns.
1879 (vect_transform_stmt): Added support for patterns.
1881 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1882 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1883 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1884 (expand_widen_pattern_expr): New function.
1885 (init_optabs): Initialize new optabs udot_prod_optab,
1887 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1888 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1889 (expand_widen_pattern_expr): New function declaration.
1890 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1892 * tree-inline.c (estimate_num_insns_1): Added cases for new
1893 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1894 * tree-pretty-print.c (dump_generic_node): Likewise.
1895 (op_prio): Likewise.
1896 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1897 * tree-ssa-operands.c (get_expr_operands): Added case for
1899 * tree-vect-patterns.c (widened_name_p): New function.
1900 (vect_recog_dot_prod_pattern): Added function implementation.
1901 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1902 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1903 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1904 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1906 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1907 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1908 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1909 (init_optabs): Initialize new optabs widen_ssum_optab,
1911 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1912 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1913 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1914 use instead of type of def.
1915 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1916 function implementation.
1917 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1918 widen_ssumv8hi): New.
1920 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1923 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1926 * c-decl.c (add_flexible_array_elts_to_size): New function.
1927 (finish_decl): Use it.
1929 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1931 * diagnostic.h: Include options.h.
1932 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1933 dependancies for diagnostic.h.
1934 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1936 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1938 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1939 (ssa_ro_call_cache_valid): Ditto.
1940 * tree-ssa-alias.c (sort_tags_by_id): New function.
1941 (init_transitive_clobber_worklist): Ditto.
1942 (add_to_worklist): Ditto.
1943 (mark_aliases_call_clobbered): Ditto.
1944 (compute_tag_properties): Ditto.
1945 (set_initial_properties): Ditto.
1946 (compute_call_clobbered): Ditto.
1947 (compute_may_aliases): Call compute_call_clobbered and grouping.
1948 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1949 (compute_flow_insensitive_aliasing): Grouping now happens in our
1951 (setup_pointers_and_addressables): Remove clobbering related code.
1952 (add_may_alias): Ditto.
1953 (replace_may_alias): Ditto.
1954 (get_nmt_for): Ditto.
1955 (create_global_var):
1956 (is_escape_site): Return an escape_type enumeration.
1957 * tree-flow-inline.h (is_call_clobbered): Global var does not
1958 imply call clobbered.
1959 (mark_call_clobbered): Take a reason for marking this. Remove
1960 marking of globalness, and cache invalidation.
1961 (clear_call_clobbered): Remove cache invalidation code.
1962 * tree-dfa.c (dump_variable): If details is on, dump the reason
1964 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1966 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1967 (struct var_ann_d): Ditto.
1968 (enum escape_type): New.
1969 (mark_call_clobbered): Adjust prototype.
1970 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1971 are never call clobbered.
1972 Record reasons for escaping.
1973 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1974 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1975 (ssa_ro_call_cache_valid): Ditto.
1976 (clobbered_v_may_defs): Ditto.
1977 (clobbered_vuses): Ditto.
1978 (ro_call_vuses): Ditto.
1979 (clobber_stats): New.
1980 (init_ssa_operands): Zero out clobber stats.
1981 (fini_ssa_operands): Print out clobber stats.
1982 (get_call_expr_operands): Pass callee fndecl to
1984 (add_call_clobber_ops): Remove use of cache.
1985 Add use of PURE_CONST information.
1986 (add_call_read_ops): Remove use of cache.
1987 Add use of static not_read information.
1989 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1991 Introduce TLS descriptors for i386 and x86_64.
1992 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1993 (TARGET_ANY_GNU_TLS): New macro.
1994 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1995 (struct machine_function): Add tls_descriptor_call_expanded_p.
1996 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1997 (ix86_current_function_calls_tls_descriptor): Likewise.
1998 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1999 (override_options): Introduce gnu2 tls dialect.
2000 (ix86_frame_pointer_required): Functions containing TLSCALLs are
2002 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
2004 (legitimize_tls_address): Adjust logic for GNU2 TLS.
2005 (ix86_init_machine_status): Initialize new field.
2006 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2007 (ix86_tls_module_base): New.
2008 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2009 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2010 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2011 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2012 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2013 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2014 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2015 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2016 * config/i386/predicates.md (tls_modbase_operand): New.
2017 (tp_or_register_operand): New.
2019 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2021 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2022 (look_for_address_of): Ditto.
2023 (ipa_init): Walk the function decls.
2024 (static_execute): Don't set readonly on FUNCTION_DECL's.
2026 2006-01-18 Roger Sayle <roger@eyesopen.com>
2028 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2029 for shifts where the source and destination registers are different.
2031 2006-01-18 Paul Brook <paul@codesourcery.com>
2033 Merge from csl-arm-branch.
2034 2005-03-14 Julian Brown <julian@codesourcery.com>
2035 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2036 (aeabi_llsl): Likewise.
2037 (ashrdi3): Likewise.
2038 (aeabi_lasr): Likewise.
2039 (lshrdi3): Likewise.
2040 (aeabi_llsr): Likewise.
2041 2005-03-10 Julian Brown <julian@codesourcery.com>
2042 * config.gcc: Disable shared libgcc for SymbianOS.
2043 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2045 2006-01-18 DJ Delorie <dj@redhat.com>
2047 * c-pragma.c (handle_pragma_diagnostic): New.
2048 (init_pragma): Register it.
2049 * doc/extend.texi: Document it.
2051 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2052 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2053 (diagnostic_context): Add classify_diagnostic[].
2054 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2055 as errors if they're overridden to DK_WARNING.
2056 (diagnostic_initialize): Initialize classify_diagnostic[].
2057 (diagnostic_set_kind_override): New.
2058 (diagnostic_report_diagnostic): Check for kind changes.
2059 * opts.c (common_handle_option): Take lang_mask. Update callers.
2061 * common.opt (Werror=): New.
2062 * doc/invoke.texi: Document -Werror=*
2064 2006-01-18 Jeff Law <law@redhat.com>
2066 * tree-vrp.c (test_for_singularity): Correct test for new
2067 min limit. Use operand_equal_p rather than pointer equality
2068 for testing if new min/max values are equal.
2070 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2071 using range information until after propagation and folding.
2073 2006-01-18 Richard Henderson <rth@redhat.com>
2074 Aldy Hernandez <aldyh@redhat.com>
2075 Jakub Jelinek <jakub@redhat.com>
2076 Diego Novillo <dnovillo@redhat.com>
2078 * omp-low.c: New file.
2079 * c-omp.c: New file.
2081 2006-01-18 Richard Henderson <rth@redhat.com>
2082 Jakub Jelinek <jakub@redhat.com>
2083 Diego Novillo <dnovillo@redhat.com>
2085 * doc/invoke.texi: Document -fopenmp.
2086 * tree-dump.h (debug_function): Declare.
2087 * hooks.c (hook_bool_tree_bool_false): New function.
2088 (hook_tree_tree_null): Remove.
2089 (hook_tree_tree_tree_null): New.
2090 * hooks.h: Update to match.
2091 * tree-pretty-print.c (debug_tree_chain): New.
2092 (print_generic_expr): Handle TDF_CHAIN.
2093 (dump_generic_node): Handle BLOCK.
2094 Do not abort with incomplete SWITCH_EXPRs.
2095 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2096 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2097 print space after directive name.
2098 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2099 Handle OMP_MASTER and OMP_ORDERED.
2100 Handle printing of OMP_BODY just in one place, goto
2101 dump_omp_body in the rest of OMP_* nodes that have
2103 Don't handle clause nodes here. Update omp statements to
2104 use dump_omp_clauses.
2105 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2106 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2107 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2108 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2109 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2110 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2111 Adjust output for GOMP_PARALLEL.
2112 (dump_omp_clauses): New.
2113 (print_declaration): Dump DECL_VALUE_EXPR.
2114 (op_symbol_1): Split out of op_symbol.
2115 (dumping_stmts): Remove. Update all users.
2116 * cgraph.c (cgraph_analyze_queue): New.
2117 (cgraph_add_new_function): New.
2118 * cgraph.h (cgraph_analyze_queue): Declare.
2119 (cgraph_add_new_function): Declare.
2120 (cgraph_lower_function): Remove.
2121 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2122 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2123 and TYPE_P nodes in its default clause.
2124 (empty_body_p): New.
2125 (tree_range_check_failed): New.
2127 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2128 OMP_CLAUSE_REDUCTION_MERGE,
2129 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2130 OMP_CLAUSE_PRIVATE_DEBUG,
2131 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2132 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2133 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2134 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2135 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2136 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2137 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2138 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2139 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2140 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2141 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2142 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2143 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2144 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2145 (TREE_RANGE_CHECK): New.
2146 (empty_body_p): Declare.
2147 (enum omp_clause_default_kind): New.
2148 (build_string_literal): Declare.
2149 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2150 (build5_stat, build5): Declare.
2151 * tree-pass.h (TDF_CHAIN): Define.
2152 * tree-pass.h (PROP_gimple_lomp): Define.
2153 (pass_lower_omp): Declare.
2154 * diagnostic.h (debug_tree_chain): Declare.
2155 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2157 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2158 * builtins.c (build_string_literal): Make extern.
2159 * gcc.c (include_spec_function): New.
2160 (static_spec_functions): Add it.
2161 (main): Move load of libgomp.spec ...
2162 (LINK_COMMAND_SPEC): ... here.
2163 (link_gomp_spec): New.
2164 (static_specs): Include it.
2165 (LINK_COMMAND_SPEC): Add link_gomp.
2166 (GOMP_SELF_SPECS): New.
2167 (driver_self_specs): Include it.
2168 (switch_matches): Don't mark inline.
2169 (main): Load libgomp.spec.
2170 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2171 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2172 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2173 * tree-gimple.h (enum omp_parallel): Declare.
2174 (determine_parallel_type): Declare.
2175 (omp_firstprivatize_variable): Declare.
2176 (omp_reduction_init): Declare.
2177 (diagnose_omp_structured_block_errors): Declare.
2178 (struct walk_stmt_info): Add want_return_expr.
2179 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2180 (find_omp_clause): Declare.
2181 (insert_field_into_struct): Declare.
2182 (struct walk_stmt_info): Move from tree-nested.c
2183 (walk_stmts): Declare.
2184 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2186 * cgraphunit.c (cgraph_lower_function): Make static.
2187 (cgraph_finalize_pending_functions): New.
2188 (cgraph_finalize_function): Call it.
2189 (cgraph_finalize_compilation_unit): Likewise.
2190 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2191 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2192 (BT_FN_UINT_UINT): New.
2193 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2194 DEF_FUNCTION_TYPE_VAR_4): Document.
2195 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2196 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2197 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2198 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2199 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2200 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2201 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2202 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2203 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2204 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2205 into separate files.
2206 (DEF_GOMP_BUILTIN): New.
2207 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2208 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2209 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2210 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2211 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2212 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2213 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2214 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2215 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2216 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2217 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2218 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2219 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2220 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2221 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2222 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2223 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2224 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2225 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2226 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2227 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2228 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2229 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2230 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2231 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2232 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2233 * sync-builtins.def: New file, moved from builtins.def.
2234 * omp-builtins.def: New file, moved from builtins.def.
2235 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2236 * gimple-low.c (lower_function_body): Clear data.
2237 (lower_stmt): Do not handle COMPOUND_EXPR.
2238 Remove call to print_node_brief.
2239 * c-tree.h (c_finish_omp_clauses): New prototype.
2240 (C_DECL_THREADPRIVATE_P): Define.
2241 (lookup_name_no_remap, c_omp_remap_private): Remove
2242 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2243 (check_for_loop_decls): Update decl.
2244 (lookup_name_no_remap, c_omp_remap_private): Declare.
2245 (build_indirect_ref, build_modify_expr, pushdecl,
2246 pushdecl_top_level): Move to c-common.h.
2247 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2248 before the switch, but just in the 2 places that need it.
2249 * c-decl.c (diagnose_mismatched_decls): Do not check for
2250 mismatched thread-local attributes when OLDDECL is marked
2251 threadprivate and NEWDECL has no thread-local attributes.
2252 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2253 (c_gimple_diagnostics_recursively): Rename from
2254 c_warn_unused_result_recursively. Invoke
2255 diagnose_omp_structured_block_errors.
2256 (check_for_loop_decls): Return a singular decl found.
2257 * langhooks.c (lhd_omp_predetermined_sharing): Return
2258 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2259 (lhd_omp_firstprivatize_type_sizes): New.
2260 (lhd_omp_assignment): New.
2261 (lhd_omp_predetermined_sharing): New.
2262 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2263 (struct lang_hooks_for_types): Add
2264 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2265 omp_predetermined_sharing, omp_disregard_value_expr,
2266 omp_private_debug_clause, omp_clause_default_ctor,
2267 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2268 (c_finish_omp_clauses): New.
2269 (c_finish_bc_stmt): Diagnose break within omp for.
2270 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2271 (build_unary_op): Return error_mark after reporting
2273 (build_modify_expr): Likewise.
2274 * gimplify.c: Include optabs.h and pointer-set.h.
2275 (enum gimplify_omp_var_data): Declare.
2276 (struct gimplify_omp_ctx): Declare.
2277 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2279 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2280 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2281 (splay_tree_compare_decl_uid): New.
2282 (new_omp_context): New.
2283 (delete_omp_context): New.
2284 (gimple_add_tmp_var): Call omp_add_variable.
2285 (gimplify_bind_expr): Likewise.
2286 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2287 true, disregard DECL_VALUE_EXPR on the decl if any.
2288 (gimplify_expr_in_ctx): New.
2289 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2290 omp_add_variable, omp_notice_variable, omp_is_private
2291 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2292 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2293 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2294 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2295 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2296 gimplify_omp_atomic): New.
2297 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2298 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2299 OMP_CRITICAL and OMP_ATOMIC.
2300 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2301 * c-pragma.h (enum pragma_kind): Add
2302 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2303 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2304 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2305 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2306 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2307 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2308 PRAGMA_OMP_THREADPRIVATE.
2309 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2310 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2311 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2312 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2313 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2314 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2315 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2316 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2317 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2318 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2319 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2320 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2321 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2323 (struct nesting_info): Add field_map,
2324 suppress_expansion, debug_var_chain.
2325 (create_nesting_tree): Initialize them.
2326 (lookup_field_for_decl): Use field_map.
2327 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2328 (convert_local_omp_clauses): New.
2329 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2330 (walk_body): Split out of walk_function.
2331 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2332 (convert_nonlocal_reference): Handle omp statements.
2333 (convert_local_reference): Likewise.
2334 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2335 (unnest_nesting_tree): New.
2336 (lower_nested_functions): Call it.
2337 (insert_field_into_struct): Make extern.
2338 (struct walk_stmt_info): Move to tree-gimple.h.
2339 (walk_stmts): Make extern.
2340 * omp-builtins.def: New file.
2341 * tree-iterator.c (expr_only): Clarify comment.
2342 * c-common.h (pushdecl_top_level, pushdecl,
2343 build_modify_expr, build_indirect_ref,
2344 c_finish_omp_master, c_finish_omp_critical,
2345 c_finish_omp_ordered, c_finish_omp_barrier,
2346 c_finish_omp_atomic, c_finish_omp_flush,
2347 c_finish_omp_for, c_split_parallel_clauses,
2348 omp_clause_default_kind, c_omp_sharing_predetermined,
2349 c_omp_remap_decl): Declare.
2350 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2351 (OBJS-common): Add omp-low.o.
2352 (c-omp.o, omp-low.o): Add.
2353 (gimplify.o): Add dependency on $(OPTABS_H).
2354 (GTFILES): Add omp-low.c.
2355 (gt-stringpool.h): Add.
2356 * tree-cfg.c (set_bb_for_stmt): Do not update the
2357 block-to-labels map if we are currently expanding to RTL.
2358 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2360 Handle IDENTIFIER_NODE.
2361 (tree_verify_flow_info): Do not ICE when emitting error
2362 messages about invalid labels.
2363 (dump_function_to_file): Reset CFUN before emitting the body
2365 (debug_function): New.
2366 * passes.c (init_optimization_passes): Schedule
2368 * langhooks-def.h (lhd_omp_predetermined_sharing,
2369 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2371 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2372 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2373 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2374 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2375 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2376 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2377 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2378 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2379 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2380 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2381 (LANG_HOOK_DECLS): Use them.
2383 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2384 Richard Henderson <rth@redhat.com>
2385 Jakub Jelinek <jakub@redhat.com>
2386 Diego Novillo <dnovillo@redhat.com>
2388 * c-parser.c (pragma_omp_clause): Define.
2389 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2390 (c_parser_compound_statement): Likewise.
2391 (c_parser_statement): Likewise.
2392 (c_parser_pragma): Handle omp pragmas.
2393 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2394 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2395 (c_parser_omp_clause_name, check_no_duplicate_clause,
2396 c_parser_omp_variable_list,
2397 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2398 c_parser_omp_clause_copyprivate,
2399 c_parser_omp_clause_default,
2400 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2401 c_parser_omp_clause_lastprivate,
2402 c_parser_omp_clause_nowait,
2403 c_parser_omp_clause_num_threads,
2404 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2405 c_parser_omp_clause_reduction,
2406 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2407 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2408 c_parser_omp_atomic, c_parser_omp_barrier,
2409 c_parser_omp_critical, c_parser_omp_flush,
2410 c_parser_omp_for_loop, c_parser_omp_for,
2411 c_parser_omp_master, c_parser_omp_ordered,
2412 c_parser_omp_sections_scope, c_parser_omp_sections,
2413 c_parser_omp_parallel, c_parser_omp_single,
2414 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2415 * c-pragma.c (init_pragma): Do omp pragma registration here.
2416 * c.opt (fopenmp): New flag.
2418 2006-01-18 Eric Christopher <echristo@apple.com>
2420 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2421 * config/darwin.h (GOMP_SELF_SPECS): Define.
2423 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2425 * rtl.h: Remove the prototype for reg_alloc.
2427 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2430 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2431 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2432 sjlj and dwarf2 exception handling.
2433 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2434 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2435 * pa/pa.c (function_value): Treat complex and vector types as
2437 (function_arg): Likewise. Only pass scalar floats in the floating
2438 point argument registers.
2439 * pa/t-slibgcc-dwarf-ver: New file.
2440 * pa/t-slibgcc-sjlj-ver: New file.
2441 * pa/t-slibgcc-elf-ver: Delete file.
2443 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2445 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2446 unlikely_test_section_p test.
2448 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2450 * mode-switching.c (optimize_mode_switching): Make it static.
2451 * basic-block.h: Remove the prototype for
2452 optimize_mode_switching.
2454 * modulo-sched.c (sms_schedule): Make it static.
2455 * rtl.h: Remove the prototype for sms_schedule.
2457 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2458 * rtl.h: Remove the prototype for gcse_after_reload_main.
2460 * reg-stack.c (reg_to_stack): Make it static.
2461 * rtl.h: Remove the prototype for reg_to_stack.
2463 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2465 * rtl.h: Remove the prototypes for regrename_optimize and
2466 copyprop_hardreg_forward.
2468 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2470 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2471 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2472 Test against the appropriate null constant for the mode.
2473 If 'fixup_overlap' is true, swap the operands if they overlap.
2474 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2475 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2476 alpha_split_tmode_pair and adjust for above change.
2477 * config/alpha/alpha.md (movtf_internal): Adjust call to
2478 alpha_split_tfmode_pair and rely on it to swap the operands.
2479 (movti_internal): New insn and post-reload splitter.
2480 (movti): New expander.
2482 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2484 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2487 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2489 * rtlanal.c (global_reg_mentioned_p_1,
2490 global_reg_mentioned_p): Remove.
2491 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2493 * flow.c (initialize_uninitialized_subregs): Make it static.
2494 * rtl.h: Remove the prototype for
2495 initialize_uninitialized_subregs.
2497 * function.c (instantiate_virtual_regs): Make it static.
2498 * function.h: Remove the prototype for
2499 instantiate_virtual_regs.
2501 * regmove.c (regmove_optimize, combine_stack_adjustments):
2503 * rtl.h: Remove the prototypes for regmove_optimize and
2504 combine_stack_adjustments.
2506 2006-01-17 Roger Sayle <roger@eyesopen.com>
2508 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2509 (size_cost): Encode costs in bytes so that a reg-reg addition is
2510 equivalent to COSTS_N_INSNS(1).
2511 (override_options): Use the size_cost.branch_cost as the default
2512 ix86_branch_cost when optimizing for size.
2514 2006-01-18 Ben Elliston <bje@au.ibm.com>
2516 * Makefile.in (D32PBIT_FUNCS): New.
2517 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2518 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2519 D64PBIT_FUNCS and D128PBIT_FUNCS.
2520 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2521 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2523 (decnumber_dep): Define.
2524 * doc/libgcc.texi (Decimal float library routines): New node.
2525 * config/dfp-bit.h, config/dfp-bit.c: New files.
2527 2006-01-18 Ben Elliston <bje@au.ibm.com>
2529 * expr.c (emit_move_change_mode): Always adjust addresses, not
2530 just during reload. Copy replacements only during reload.
2531 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2532 emit_move_via_integer.
2534 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2536 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2537 instead of $(srcdir) and ${srcdir}.
2539 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2543 * arm.h (struct machine_function): Add pic_reg.
2544 * arm.c (arm_pic_register): Make unsigned.
2545 (arm_override_options): Only set arm_pic_register if
2546 TARGET_SINGLE_PIC_BASE.
2547 (use_return_insn): Only test for a pic register if it is fixed.
2548 (arm_compute_save_reg0_reg12_mask): Likewise.
2549 (thumb_compute_save_reg_mask): Likewise.
2550 (legitimate_pic_operand): Factor out some known invariants.
2551 (legitimize_pic_address): If we don't have a fixed pic register,
2552 then set up a pseudo in the function entry sequence. Handle the
2553 pic base being in a pseudo.
2554 (arm_load_pic_register): Handle the pic register being in a pseudo.
2555 (arm_expand_prologue): Only set up the pic register if it is fixed.
2556 (thumb_expand_prologue): Likewise.
2557 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2558 (pic_load_addr_based_insn): Likewise.
2559 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2562 2006-01-18 Ben Elliston <bje@au.ibm.com>
2564 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2565 decimal float modes for all floating point registers.
2567 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2568 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2570 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2573 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2574 even when the pointer is not NULL.
2576 2006-01-16 Ian Lance Taylor <ian@airs.com>
2578 * common.opt (ftoplevel-reorder): New option.
2579 * cgraph.c (cgraph_asm_nodes): New global variable.
2580 (cgraph_asm_last_node): New static variable.
2581 (cgraph_order): New global variable.
2582 (cgraph_create_node): Set new order field.
2583 (cgraph_varpool_node): Likewise.
2584 (decide_is_variable_needed): Return true if not
2585 flag_toplevel_reorder.
2586 (cgraph_add_asm_node): New function.
2587 * cgraph.h (struct cgraph_node): Add order field.
2588 (struct cgraph_varpool_node): Add order field.
2589 (struct cgraph_asm_node): Define.
2590 (cgraph_asm_nodes, cgraph_order): Declare.
2591 (cgraph_add_asm_node): Declare.
2592 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2594 (cgraph_varpool_assemble_pending_decls): Call it.
2595 (cgraph_output_pending_asms): New static function.
2596 (cgraph_finalize_compilation_unit): Call it.
2597 (struct cgraph_order_sort): Define.
2598 (cgraph_output_in_order): New static function.
2599 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2600 !flag_toplevel_reorder case.
2601 * c-parser.c: Include "cgraph.h".
2602 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2604 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2605 than -fno-unit-at-a-time.
2606 * doc/invoke.texi (Option Summary): Mention
2607 -fno-toplevel-reorder.
2608 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2609 -funit-at-a-time documentation.
2611 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2612 Kazu Hirata <kazu@codesourcery.com>
2614 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2616 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2618 * Makefile.in (FUNCTION_H): New. Use it instead of
2619 function.h throughout the file.
2620 * function.h: Include tree.h.
2622 2006-01-17 Ben Elliston <bje@au.ibm.com>
2624 * recog.c: Separate some functions with whitespace.
2626 2006-01-16 Richard Henderson <rth@redhat.com>
2628 Merge from gomp branch:
2629 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2630 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2631 and rename from struct inline_data. Rename callee* to dst*;
2632 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2633 transform_new_cfg, transform_return_to_modify, and
2634 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2636 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2637 (copy_decl_for_dup): Remove.
2638 * tree-inline.c (struct inline_data): Move to header.
2639 (insert_decl_map): Export.
2640 (remap_decl): Update for member name changes. Use copy_decl hook.
2641 Allow for replacement to be a non-decl. Remove dead code.
2642 (remap_type_1): Check for existing mapping.
2643 (remap_type): Export.
2644 (remap_decls): Update for member name changes.
2645 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2646 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2647 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2648 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2649 (tree_function_versioning, build_duplicate_type): Likewise.
2650 (copy_body_r): Likewise. Export.
2651 (copy_decl_for_dup): Split into ...
2652 (copy_decl_for_dup_finish, copy_decl_to_var,
2653 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2654 (replace_ref_tree, inlining_p): Remove.
2656 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2658 * ifcvt.c (if_convert): Make it static.
2659 * rtl.h: Remove the prototype for if_convert.
2661 * local-alloc.c (local_alloc): Make it static.
2662 * rtl.h: Remove the prototype for local_alloc.
2664 * loop.c (loop_optimize): Make it static.
2665 * cfgloop.h: Remove the prototype for loop_optimize.
2668 2006-01-16 DJ Delorie <dj@redhat.com>
2670 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2673 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2675 * pa.md: Disparage copies between general and floating-point registers
2676 in 32-bit move patterns.
2678 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2681 * Makefile.in (check-%): Depend on site.exp instead of
2682 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2685 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2687 * global.c (global_alloc): Make it static.
2688 * rtl.h: Remove the prototype for global_alloc.
2690 2006-01-16 Richard Guenther <rguenther@suse.de>
2692 * tree-ssa-alias.c (struct used_part): Add write_only field.
2693 (get_or_create_used_part_for): Initialize it to true.
2694 (create_overlap_variables_for): Don't create structure variables
2695 for structures that only are written to.
2696 (find_used_portions): Handle MODIFY_EXPR to track whether a
2697 structure is only written to.
2699 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2701 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2703 * basic-block.h: Remove the prototype for
2704 partition_hot_cold_basic_blocks.
2706 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2708 * cppspec.c (lang_specific_spec_functions): Remove.
2709 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2710 * gcc.h (lang_specific_spec_functions): Remove.
2711 * gccspec.c (lang_specific_spec_functions): Remove.
2713 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2715 * combine.c (record_value_for_reg): Invalidate registers
2717 (record_dead_and_set_regs_1): Likewise, by passing them to
2718 record_value_for_reg.
2719 (record_dead_and_set_regs): Invalidate stores made by a
2720 call. We do not combine across a call, but we still
2721 relied on equivalences.
2723 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2725 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2726 vrp_int_const_binop returning non-constant nodes.
2728 2006-01-16 Paul Brook <paul@codesourcery.com>
2730 * config/m68k/m68k.c (output_move_const_into_data_reg):
2731 Output correct mnemonic for mvz and mvs.
2733 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2735 * rtl-factoring.c: Add sequence abstraction algorithm.
2736 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2737 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2739 (block_has_preserve_label): New function.
2740 * common.opt: Register new pass.
2741 * Makefile.in: Ditto.
2743 * timevar.def: Ditto.
2744 * tree-pass.h: Ditto.
2745 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2746 * rtl.h (make_jump_insn_raw): Add forward decl.
2747 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2749 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2750 Roger Sayle <roger@eyesopen.com>
2752 * fold-const.c (fold_minmax): New static function.
2753 (fold_binary) <MIN_EXPR>: Call it.
2754 <MAX_EXPR>: Likewise.
2755 * stor-layout.c (place_field): Use DECL_SIZE consistently
2756 in the computation of the new record size.
2758 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2760 * cse.c (cse_condition_code_reg): Make it static.
2761 * rtl.h: Remove the prototype for cse_condition_code_reg.
2763 * combine.c (combine_instructions): Make it static.
2764 * rtl.h: Remove the prototype for combine_instructions.
2766 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2769 * tree.c (get_file_function_name_long): Concatenate the first global
2770 object name with a string derived from the input filename of the object
2773 2006-01-16 Ben Elliston <bje@au.ibm.com>
2775 * config/i386/winnt-stubs.c: Update FSF address.
2776 * config/xtensa/ieee754-df.S: Ditto.
2777 * config/xtensa/ieee754-sf.S: Ditto.
2779 2006-01-14 Ian Lance Taylor <ian@airs.com>
2781 * ifcvt.c (noce_init_if_info): New static function, broken out of
2782 noce_process_if_block.
2783 (noce_process_if_block): Call noce_init_if_info.
2784 (check_cond_move_block): New static function.
2785 (cond_move_process_if_block): New static function.
2786 (process_if_block): Call cond_move_process_if_block.
2788 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2790 * cselib.c (hash_table): Rename to cselib_hash_table.
2791 (cselib_clear_table, discard_useless_values,
2792 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2793 cselib_init, cselib_finish): Adjust uses of hash_table.
2795 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2797 PR tree-optimization/25485
2798 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2799 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2800 is known to be false and true, respectively.
2802 2006-01-14 Richard Guenther <rguenther@suse.de>
2804 PR tree-optimization/22548
2805 PR tree-optimization/22555
2806 PR tree-optimization/22501
2807 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2808 * params.def (salias-max-array-elements): New parameter.
2809 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2810 * doc/invoke.texi (salias-max-array-elements): Document.
2811 * tree-flow-inline.h (var_can_have_subvars): We also handle
2813 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2815 * tree-ssa-structalias.c (params.h): Include.
2816 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2817 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2818 (get_constraint_for): For ADDR_EXPR operating on something
2819 containing an ARRAY_REF, add all subvars to the solution.
2820 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2821 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2822 for creating MUST_DEFs.
2823 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2825 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2827 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2829 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2830 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2831 number_of_iterations_le): New functions.
2832 (number_of_iterations_special): Removed.
2833 (number_of_iterations_exit): Do not use number_of_iterations_special.
2834 * tree.c (unsigned_type_for): Always return integer type.
2836 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2837 Richard Guenther <rguenther@suse.de>
2839 PR rtl-optimization/24257
2840 * gcse.c (find_moveable_store): Only consider a store movable
2841 when the SET_SRC of the insn can be assigned to a register.
2843 2006-01-14 Ian Lance Taylor <ian@airs.com>
2845 * tree.c (tree_not_class_check_failed): New function.
2846 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2847 (tree_not_class_check_failed): Declare.
2849 2006-01-13 Ian Lance Taylor <ian@airs.com>
2851 * reload1.c (do_output_reload): Add assertion rejecting a
2854 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2856 * combine.c (struct reg_stat): Add new fields truncation_label and
2858 (record_value_for_reg): Reset truncated_to_mode.
2859 (record_truncated_value): New function.
2860 (check_promoted_subreg): Call it. Rename to check_conversions.
2861 (combine_instructions): Rename check_promoted_subreg to
2863 (reg_truncated_to_mode): New function.
2864 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2865 (gen_lowpart_or_truncate): New function.
2866 (force_to_mode): Use it instead of gen_lowpart.
2868 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2870 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2871 VAR is a tag, not its type tag.
2873 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2875 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2876 alternatives to match style of other entries.
2877 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2879 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2881 PR tree-optimization/25771
2882 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2885 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2888 * tree-inline.c (declare_return_variable): If the return variable
2889 was marked as a non gimple complex, set the return slot variable
2890 to be a non gimple comple variable.
2892 2006-01-13 Richard Guenther <rguenther@suse.de>
2894 * builtins.c (expand_builtin_sincos): New function.
2895 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2897 (expand_builtin): Expand sincos using expand_builtin_sincos.
2899 2006-01-12 DJ Delorie <dj@redhat.com>
2901 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2902 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2903 so that constant shifts can be split.
2904 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2905 (m32c_valid_pointer_mode): Make static.
2906 (shift_gen_func_for): New.
2907 (m32c_prepare_shift): Use it. Split large const shifts into
2909 * config/m32c/predicates.md (shiftcount_operand): Allow more
2911 (longshiftcount_operand): New.
2912 * doc/md.texi (Machine Constraints): Document In6.
2914 2006-01-13 Ben Elliston <bje@au.ibm.com>
2916 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2917 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2920 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2922 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2923 to try to avoid clobbering pieces of structures when we know
2924 something about the whole structure.
2925 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2927 2006-01-13 Ben Elliston <bje@au.ibm.com>
2929 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2930 return in memory, as this is no limitation is no longer present.
2932 2006-01-12 DJ Delorie <dj@redhat.com>
2934 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2935 mova with fb, and for fb+0 -> An.
2937 * config/m32c/mov.md (peephole2): Fix enabling logic.
2939 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2940 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2941 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2942 FINI_ARRAY_SECTION_ASM_OP): Define.
2944 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2946 (m32c_legitimize_reload_address): New logic to reload FB to An.
2947 (m32c_output_reg_push): Add newline.
2948 (m32c_output_reg_pop): Likewise.
2950 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2952 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2954 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2956 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2958 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2960 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2963 2006-01-11 Ben Elliston <bje@au.ibm.com>
2965 * rtlanal.c (find_reg_note): Assert insn is not null.
2967 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2969 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2972 2006-01-11 Jeff Law <law@redhat.com>
2974 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2976 (mark_threaded_blocks, register_jump_thread): New functions.
2977 (thread_through_all_blocks): Remove unwanted argument. No
2978 longer rely on e->aux to communicate thread target info.
2979 Call mark_threaded_blocks. Release the threaded_blocks
2980 bitmap and threaded_edges vector when complete.
2981 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2982 (threaded_blocks): Remove.
2983 (tree_ssa_dominator_optimize): Remove initialization and
2984 finalization of threaded_blocks. Simplify call to
2985 thread_through_all_blocks.
2986 (thread_across_edge): Call register_jump_thread rather than
2987 storing thread information into e->aux.
2988 (free_all_edge_infos): Simplify now that e->aux is no longer
2989 used to communicate with thread_through_all_blocks.
2990 * tree-flow.h (thread_through_all_blocks): Update prototype.
2991 (register_jump_thread): Prototype.
2993 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2995 * df-core.c (df_compact_blocks, df_bb_replace): Use
2996 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2998 2006-01-11 Richard Guenther <rguenther@suse.de>
3000 PR tree-optimization/25734
3001 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3002 stop propagation after successful propagation to the LHS.
3004 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3006 * basic-block.h (control_flow_graph): Change the type of
3007 x_basic_block_info to VEC(basic_block,gc) *.
3008 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3010 (SET_BASIC_BLOCK): New.
3011 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3012 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3013 * cfgbuild.c (find_basic_blocks): Likewise.
3014 * cfglayout.c (fixup_reorder_chain): Likewise.
3015 * cfgrtl.c (create_basic_block_structure,
3016 rtl_create_basic_block): Likewise.
3017 * ifcvt.c (find_if_case_1): Likewise.
3018 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3021 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3023 * Makefile.in: Removed rotted odf.c entry.
3025 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3028 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3029 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3030 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3031 output pattern modifier, not %e.
3032 * config/cris/cris.c (cris_op_str): Update comment about pattern
3034 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3035 before falling through into...
3036 <case 'E'>: Redefined from old 'e' case.
3038 2006-01-11 Jan Hubicka <jh@suse.cz>
3041 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3043 2006-01-11 Jan Hubicka <jh@suse.cz>
3045 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3046 * i386.c (x86_decompose_lea): Kill.
3047 (ix86_rtx_costs): Kill.
3049 2006-01-11 Jan Hubicka <jh@suse.cz>
3051 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3052 * cgraph.h (cgraph_node): Add inline_decl.
3053 (cgraph_insert_node_to_hashtable): Declare.
3054 (save_inline_function_body): Declare.
3055 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3057 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3058 (cgraph_function_versioning): Update call of tree_function_versioning.
3059 (save_inline_function_body): New function.
3060 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3061 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3062 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3063 (cgraph_default_inline_p): Likewise.
3064 (cgraph_decide_inlining_incrementally): Likewise.
3065 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3066 (copy_bb): Kill saving; do updating of clones.
3067 (copy_cfg_body): Kill saving.
3068 (initialize_inlined-parameters): Likewise.
3069 (expand_call_inline): Likewise.
3071 (tree_function_versioning): New parameter "update_clones".
3072 (inlining_p): Kill saving.
3073 * tree-inline.h (tree_function_versioning): Update prototype.
3074 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3077 2006-01-11 Ian Lance Taylor <ian@airs.com>
3079 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3080 Allow undoing set of machine mode.
3081 (do_SUBST): Use enums instead of is_int.
3082 (do_SUBST_MODE): New function.
3083 (SUBST_MODE): New macro.
3084 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3085 reg and trying to replace reg_regno_rtx with a new register.
3086 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3087 (simplify_set): Use SUBST_MODE.
3088 (distribute_notes): Remove code that tried to update reg notes
3089 for regno_reg_rtx changes.
3091 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3093 PR tree-optimization/23109
3094 PR tree-optimization/23948
3095 PR tree-optimization/24123
3097 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3098 * tree-cfg.c (single_noncomplex_succ): New.
3099 * tree-flow.h (single_noncomplex_succ): Declare it.
3100 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3101 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3102 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3103 insert_bb, register_division_in, insert_reciprocals,
3104 replace_reciprocal, free_bb): New.
3105 (execute_cse_reciprocals_1): Rewritten.
3106 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3107 Do not commit any edge insertion. Always compute dominators and
3108 create the allocation pool.
3109 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3110 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3111 * targhooks.c (default_min_divistions_for_recip_mul): New.
3112 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3113 * passes.c (init_optimization_passes): Run recip after tree loop
3115 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3117 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3118 Kenneth Zadeck <zadeck@naturalbridge.com>
3120 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3121 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3122 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3123 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3124 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3125 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3126 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3127 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3128 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3129 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3130 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3131 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3132 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3133 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3134 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3135 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3136 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3137 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3138 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3139 DF_SCAN_POST_ALLOC): New macros.
3140 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3141 df_free_bb_function, df_local_compute_function, df_init_function,
3142 df_dataflow_function, df_confluence_function_0,
3143 df_confluence_function_n, df_transfer_function,
3144 df_finalizer_function, df_free_function, df_dump_problem_function,
3145 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3146 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3147 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3148 df_urec_bb_info, ) New types.
3149 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3151 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3152 df_analyze_simple_change_some_blocks,
3153 df_analyze_simple_change_one_block, df_compact_blocks,
3154 df_bb_replace, df_bb_regno_last_use_find,
3155 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3156 df_insn_regno_def_p, df_find_def, df_find_use,
3157 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3158 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3159 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3160 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3161 debug_df_chain, df_get_dependent_problem, df_chain_create,
3162 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3163 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3164 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3165 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3166 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3167 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3168 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3169 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3170 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3171 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3172 df_reorganize_refs, df_set_state, df_hard_reg_init,
3173 df_read_modify_subreg_p) New public functions.
3174 * df-core.c: The core dataflow solver and glue routines for rtl
3176 (df_init, df_add_problem, df_set_blocks, df_finish,
3177 df_hybrid_search_forward, df_hybrid_search_backward,
3178 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3179 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3180 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3181 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3182 df_reg_defined, df_find_use, df_reg_used, df_dump,
3183 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3184 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3185 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3186 debug_df_useno, reset_df_after_reload): New functions.
3187 * df-scan.c: The scanning fuctions, once in df.c, completely
3188 rewritten so that they now fully model the functionality of
3189 register usage at the backend.
3190 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3191 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3192 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3193 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3194 df_get_artificial_defs, df_get_artificial_uses,
3195 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3196 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3197 df_refs_delete, df_reorganize_refs, df_set_state,
3198 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3199 df_def_record_1, df_defs_record, df_uses_record,
3200 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3201 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3202 df_record_exit_block_uses, df_hard_reg_init): New functions.
3204 * df-problems.c: Seven concrete dataflow problems that use the
3205 scanning in df-scan.c and are solved by the engine in df-core.c.
3206 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3207 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3208 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3209 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3210 df_ru_free_bb_info, df_ru_alloc,
3211 df_ru_bb_local_compute_process_def,
3212 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3213 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3214 df_ru_transfer_function, df_ru_free, df_ru_dump,
3215 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3216 df_rd_free_bb_info, df_rd_alloc,
3217 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3218 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3219 df_rd_transfer_function, df_rd_free, df_rd_dump,
3220 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3221 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3222 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3223 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3224 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3225 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3226 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3227 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3228 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3229 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3230 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3231 df_urec_mark_reg_use_for_earlyclobber,
3232 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3233 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3234 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3235 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3236 df_chain_create_bb_process_use, df_chain_create_bb,
3237 df_chain_finalize, df_chain_free, df_chains_dump,
3238 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3239 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3240 df_reg_lifetime): New functions.
3241 * df.c: Deleted file.
3242 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3243 consistent with new df api.
3244 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3245 rest_of_handle_sms): Ditto.
3246 * web.c (unionfind_union, union_defs, entry_register, web_main):
3248 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3249 invariant_expr_equal_p, find_defs, check_dependencies,
3250 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3251 free_inv_motion_data, move_loop_invariants): Ditto.
3252 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3253 Update dependencies.
3254 (odf.c): Added defective entry that was deleted later in day.
3255 * sched-deps.c (sched_analyze_1): Ditto.
3257 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3259 * tree-ssa-operands.c (get_expr_operands): Record addressable
3260 variables directly. Do not call add_stmt_operands for CONST_DECLs
3262 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3263 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3265 2006-01-11 Ben Elliston <bje@au.ibm.com>
3267 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3268 function returns true in the positive case.
3270 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3273 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3274 for SI, DI, SF and DF modes. Add alternatives to copy between
3275 general and floating point registers to the 32-bit patterns.
3276 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3277 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3278 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3279 generating 64-bit code.
3280 * config/pa/pa.c (output_move_double): Handle copies between general
3281 and floating registers.
3283 2006-01-10 Stuart Hastings <stuart@apple.com>
3285 * config/i386/i386.md (set_got): Update.
3286 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3287 (builtin_setjmp_receiver): Mach-O support.
3288 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3289 (GOT_SYMBOL_NAME): Define.
3290 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3291 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3292 * config/i386/i386.c (override_options): Revise for Darwin.
3293 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3294 support. (darwin_x86_file_end): New. (output_set_got): Add label
3295 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3296 * config/i386/i386-protos.h (output_set_got): Likewise.
3297 * config/darwin.c (machopic_legitimize_pic_address): Update
3300 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3302 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3303 when MODE isn't BLKmode.
3305 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3307 PR rtl-optimization/25367
3308 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3310 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3313 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3314 for a negative bound.
3316 2006-01-10 Richard Guenther <rguenther@suse.de>
3318 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3319 Never override with anything constraint.
3321 2006-01-10 Jan Beulich <jbeulich@novell.com>
3323 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3324 256 bits when optimize_size.
3326 2006-01-10 Jan Beulich <jbeulich@novell.com>
3328 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3330 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3331 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3334 2006-01-10 Ben Elliston <bje@au.ibm.com>
3336 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3338 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3339 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3340 (USE_FP_FOR_ARG): Reject decimal float modes.
3341 (function_arg_advance): Likewise.
3342 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3343 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3344 point types in AltiVec vectors.
3345 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3346 (rs6000_libcall_value): Likewise.
3348 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3350 * config/xtensa/ieee754-df.S: New file.
3351 * config/xtensa/ieee754-sf.S: New file.
3352 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3353 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3354 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3356 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3358 * config/sh/predicates.md (binary_float_operator,
3359 binary_logical_operator, commutative_float_operator,
3360 equality_comparison_operator, greater_comparison_operator,
3361 less_comparison_operator, logical_operator,
3362 noncommutative_float_operator, shift_operator,
3363 symbol_ref_operand, unary_float_operator): Remove redundant
3366 2006-01-09 Jeff Law <law@redhat.com>
3368 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3369 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3370 now unused arguments. Callers updated.
3371 (eliminate_redundant_computations): Remove now unused arguments,
3373 (local_fold): Remove, no longer used.
3374 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3376 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3377 (simplify_cond): New function.
3378 (forward_propagate_into_cond): Call simplify_cond.
3380 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3382 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3383 (*vec_extractv2di_1_sse): New.
3385 2006-01-09 Ben Elliston <bje@au.ibm.com>
3387 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3389 2006-01-08 Richard Guenther <rguenther@suse.de>
3391 * tree-ssa-structalias.c (get_constraint_for): Remove
3393 (get_constraint_for_component_ref): Likewise.
3394 (do_deref): Likewise.
3395 (get_constraint_for): Likewise.
3396 (do_structure_copy): Likewise.
3397 (handle_ptr_arith): Likewise.
3398 (find_func_aliases): Likewise. Remove unused need_anyoffset
3401 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3402 Kaz Kojima <kkojima@gcc.gnu.org>
3404 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3405 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3406 (EXTRA_CONSTRAINT_C16): Remove.
3407 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3408 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3409 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3410 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3411 constants of SHmedia. Handle nested constant expressions of
3413 (andcosts): Fix the costs for SHmedia constants.
3414 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3415 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3416 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3417 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3418 (movv4hi_i, movv2si_i): Likewise.
3419 (movsi_const): Adjust the second operand of ior so to match with
3421 (movdi_const, movdi_const_32bit): Likewise.
3422 (movdi_const_16bit+1): Don't sign-extend LOW.
3423 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3425 (*double_shori): Fix the split condition. Use GEN_INT instead
3426 of get_int_mode calls. Mask lower 16-bit of the argument of
3428 (sym2GOTPLT): Remove.
3429 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3431 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3432 instead of EXTRA_CONSTRAINT_C16.
3434 2006-01-07 Ian Lance Taylor <ian@airs.com>
3435 David Edelsohn <edelsohn@gnu.org>
3437 PR rtl-optimization/25662
3438 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3439 for constant operands instead of simplify_gen_binary.
3440 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3441 after trying simplify_binary_operation
3443 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3445 * tree.c (iterative_hash_expr): Hash decls based on UID.
3447 2006-01-06 Eric Christopher <echristo@apple.com>
3449 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3450 (TARGET_UNWIND_EMIT): Fix spelling.
3451 * target.h (gcc_target): Add except_table_label.
3452 * except.c (output_function_exception_table): Use.
3453 * varasm.c (default_emit_except_table_label): New.
3454 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3456 (asm_out): Add here.
3457 * output.h (default_emit_except_table_label): Prototype.
3458 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3459 * config/darwin.c (darwin_emit_except_table_label): Define.
3460 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3462 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3464 PR tree-optimization/18527
3465 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3466 number_of_iterations_special, number_of_iterations_exit):
3467 Move base and step of an iv to a single structure. Add
3468 no_overflow flag, and use it in # of iterations analysis.
3469 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3470 folded_casts argument.
3471 (simple_iv): Pass base and step in a structure. Set no_overflow
3473 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3474 Evaluate expensiveness of computing # of iterations instead of
3475 the final expression.
3476 * tree-scalar-evolution.h (affine_iv): New structure.
3477 (simple_iv): Declaration changed.
3478 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3479 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3480 find_givs_in_stmt): Changed due to simple_iv change.
3482 2006-01-06 Jeff Law <law@redhat.com>
3485 * tree-cfg.c (bsi_replace): Rename final argument from
3486 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3487 change (stmt -> orig_stmt).
3488 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3489 (bsi_remove): Add new argument. Remove EH information
3491 (verify_eh_throw_table_statements): New function.
3492 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3494 * tree-optimize.c (execute_free_cfg_annotations): Verify
3495 the EH throw statement table after removing annotations.
3496 * except.h (verify_eh_throw_table_statements): Prototype.
3497 * tree-flow.h (bsi_remove): Update prototype.
3498 * tree-vrp.c (remove_range_assertions): Add new argument to
3500 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3501 * tree-complex.c (expand_complex_div_wide): Likewise.
3502 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3503 * tree-tailcall.c (eliminate_tailcall): Likewise.
3504 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3505 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3506 * tree-nrv.c (tree_nrv): Likewise.
3507 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3508 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3509 (combine_blocks): Likewise.
3510 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3511 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3512 (cleanup_control_flow): Likewise.
3513 (remove_forwarder_block): Likewise.
3514 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3515 * tree-sra.c (sra_replace): Likewise.
3516 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3517 (forward_propagate_single_use_vars): Likewise.
3518 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3519 * tree-inline.c (expand_call_inline): Likewise.
3520 * tree-vect-transform.c (vect_transform_loop): Likewise.
3521 * tree-outof-ssa.c (rewrite_trees): Likewise.
3522 * tree-cfg.c (make_goto_expr_edges): Likewise.
3523 (cleanup_dead_labels): Likewise.
3524 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3525 (bsi_move_before, bsi_move_after): Likewise.
3526 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3527 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3529 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3532 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3534 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3535 on non gimple variables. Also add checks at the top for decls and
3537 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3539 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3540 and IMAGPART_EXPR for creating MUST_DEFs.
3541 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3542 and NAME_MEMORY_TAG separately from the DECLs.
3544 2006-01-06 Richard Guenther <rguenther@suse.de>
3546 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3547 annotation, if necessary.
3548 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3549 redundant calls to update_stmt.
3550 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3553 2006-01-05 Richard Henderson <rth@redhat.com>
3555 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3557 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3559 * c-typeck.c: Update copyright date.
3561 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3563 * c-typeck.c (build_c_cast): Always warn when casting
3564 from a pointer to an integer of different size, even if
3565 the node was constant.
3567 2006-01-05 Richard Guenther <rguenther@suse.de>
3569 PR tree-optimization/22555
3570 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3571 if one structure field is an array.
3572 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3573 operands even if we found a subvar, but ignore VOPs in this
3575 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3577 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3579 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3582 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3584 2006-01-05 Richard Guenther <rguenther@suse.de>
3585 Diego Novillo <dnovillo@redhat.com>
3587 * tree-pass.h (TODO_remove_unused_locals): Define.
3588 * gimple-low.c (expand_var_p, remove_useless_vars,
3589 pass_remove_useless_vars): Remove. Update all users.
3590 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3591 (remove_unused_locals): New function.
3592 * tree-flow.h (remove_unused_locals): Declare.
3593 * passes.c (execute_todo): Call remove_unused_locals if
3594 TODO_remove_unused_locals is set.
3595 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3596 * tree-ssa-dce.c (pass_dce): Likewise.
3597 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3599 2006-01-05 Richard Guenther <rguenther@suse.de>
3601 * tree-flow.h (struct fieldoff): Decompose field to
3602 type, size and decl.
3603 * tree-ssa-alias.c (create_sft): Take type as parameter.
3604 (create_overlap_variables_for): Store type, size and decl
3605 in the fieldoff structure.
3606 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3608 (push_fields_onto_fieldstack): Likewise.
3609 (create_variable_info_for): Likewise. Use offset for the
3610 SFT name if the decl is not available.
3612 2006-01-04 Paul Brook <paul@codesourcery.com>
3614 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3616 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3618 * lambda-code.c (can_put_in_inner_loop): Relax
3620 (can_put_after_inner_loop): New function.
3621 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3622 (perfect_nestify): Change to make copies and modify uses.
3624 2006-01-04 Richard Henderson <rth@redhat.com>
3626 Merge from gomp branch:
3627 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3628 via integer constant.
3629 (pragma_lex): Remove.
3630 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3631 rather than parsing it.
3632 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3633 handle_pragma_extern_prefix): Add %< %> quotes.
3634 (registered_pragmas): New.
3635 (c_register_pragma_1): New.
3636 (c_register_pragma): Use it.
3637 (c_register_pragma_with_expansion): Likewise.
3638 (c_invoke_pragma_handler): New.
3639 (init_pragma): Use cpp_register_deferred_pragma directly for
3641 * c-pragma.h (enum pragma_kind): New.
3642 (pragma_handler): New.
3643 (c_invoke_pragma_handler): Declare.
3644 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3646 * c-common.h (c_common_pch_pragma): Update decl.
3647 * Makefile.in (c-parser.o): Update dependencies.
3648 (GTFILES): Add c-pragma.h.
3649 * c-parser.c (struct c_token): Add pragma_kind.
3650 (struct c_parser): Add in_pragma.
3651 (c_lex_one_token): Always initialize keyword and pragma_kind.
3652 Extract data for CPP_PRAGMA.
3653 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3654 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3655 Don't allow CPP_PRAGMA_EOL if in_pragma.
3656 (c_parser_consume_pragma): New.
3657 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3658 (c_parser_skip_to_end_of_parameter): Likewise.
3659 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3660 (c_parser_skip_to_pragma_eol): New.
3661 (c_parser_external_declaration): Handle CPP_PRAGMA.
3662 (c_parser_compound_statement_nostart): Likewise.
3663 (c_parser_statement_after_labels): Likewise.
3664 (c_parser_pragma): New.
3665 (pragma_lex): Likewise.
3666 (c_parser_pragma_pch_preprocess): New.
3667 (c_parser_new): Merge into ...
3668 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3670 2006-01-04 Jeff Law <law@redhat.com>
3673 * tree-cfg.c (bsi_replace): Remove the original statement
3674 from the EH throw statement table.
3676 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3678 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3679 make the prototype extern "C" and add throw ().
3682 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3683 and pos non-negative and pos + len <= 32.
3684 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3685 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3686 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3689 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3690 as well as sizes not multiple of component size.
3693 * function.c (instantiate_expr): New function.
3694 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3695 walk its DECL_VALUE_EXPR with instantiate_expr.
3697 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3698 DW_OP_deref{,_size} if address isn't going to be added.
3700 2006-01-04 Ben Elliston <bje@au.ibm.com>
3702 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3703 * config/fp-bit.c: Likewise.
3705 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3707 * dominance.c: Add comment about why we use DFS numbering
3710 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3711 Richard Henderson <rth@redhat.com>
3713 Merge from gomp-branch:
3714 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3715 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3717 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3719 PR rtl-optimization/25578
3720 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3721 pass a parameter to simplify_shift_const if changing ASHIFTRT
3724 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3726 * builtins.c (get_builtin_sync_mem): New function.
3727 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3728 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3729 Call get_builtin_sync_mem to generate mem rtx.
3731 2006-01-03 Richard Guenther <rguenther@suse.de>
3734 * stmt.c (add_case_node): Make sure to clear overflow flags
3737 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3739 Merge from gomp-branch.
3740 * config/sparc/sync.md: New file.
3741 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3742 UNSPECV_LDSTUB): New constants.
3743 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3744 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3745 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3748 2006-01-03 Roger Sayle <roger@eyesopen.com>
3750 * combine.c (reg_subword_p): New predicate to test whether the
3751 destination of a set refers to a subword/piece of a register.
3752 (try_combine): Generalize the code to merge the setting of a
3753 pseudo to a constant followed by a set of a subword of that
3754 register to a constant.
3756 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3758 * basic-block.h (control_flow_graph): Change the type of
3759 x_label_to_block_map to VEC(basic_block,gc) *.
3760 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3761 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3763 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3764 VEC(basic_block,heap) *.
3765 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3766 ssa_prop_fini): Adjust the uses of cfg_blocks.
3768 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3770 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3772 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3773 hashing trees instead of a pointer hash.
3774 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3775 compare for MEM_EXPR.
3777 PR rtl-optimization/25130
3778 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3779 when comparing MEMs for GCSE
3781 2006-01-03 Ben Elliston <bje@au.ibm.com>
3783 * targhooks.h (default_decimal_float_supported_p): Declare.
3784 * targhooks.c (default_decimal_float_supported_p): Define.
3785 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3786 `default_decimal_float_supported_p'.
3787 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3789 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3791 * combine.c (apply_distributive_law <SUBREG>): Check
3792 TRULY_NOOP_TRUNCATION.
3794 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3796 * dwarf2out.c (have_switched_text_section): Delete.
3797 (have_multiple_function_sections): New.
3798 (have_location_lists): Make 'bool'.
3799 (add_AT_loc_list): Use 'true' not '1'.
3800 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3801 (output_loc_list): Use have_multiple_function_sections.
3802 (output_ranges): Likewise.
3803 (dwarf2out_begin_function): Set have_multiple_function_sections if
3805 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3806 Check function_section rather than DECL_SECTION_NAME.
3807 (dwarf2out_finish): Use have_multiple_function_sections.
3808 Don't clear have_location_lists.
3810 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3811 Jan Hubicka <jh@suse.cz>
3813 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3814 case of conditional jump jumping to the next instruction.
3815 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3816 cases of conditional jump jumping to the next instruction.
3818 2006-01-02 Jan Hubicka <jh@suse.cz>
3820 * i386.c (*_cost): Add COSTS_N_INSNS.
3821 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3823 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3826 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3828 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3830 * config/arm/arm.c (all_fpus): Fix comment typo.
3831 * config/darwin.c: Likewise.
3832 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3833 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3834 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3836 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3838 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3839 (rs6000_split_compare_and_swapqhi): New.
3840 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3841 (sync_compare_and_swapqhi_internal): New.
3842 * config/rs6000/rs6000-protos.h: Declare.