1 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
3 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
4 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
5 rewrite_use): Do not handle USE_OUTER.
6 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
7 add_iv_outer_candidates, may_replace_final_value,
8 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
9 (find_interesting_uses_op): Functionality of
10 find_interesting_uses_outer_or_nonlin moved here.
11 (find_interesting_uses_outside): Use find_interesting_uses_op.
13 2006-02-03 Alan Modra <amodra@bigpond.net.au>
16 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
18 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
19 Ulrich Weigand <uweigand@de.ibm.com>
22 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
23 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
24 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
25 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
27 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
28 (s390_rtx_costs): Use the new fields to calculate rtx costs.
29 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
30 Define secondary reloads for TFmode moves.
31 (constant_modes): Add TFmode.
32 (NR_C_MODES): Set to 8.
33 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
35 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
36 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
37 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
38 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
39 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
40 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
41 (FPR mode macro): Add TFmode.
42 (DSF mode macro): New.
43 (<de>, <dee> mode attributes): Removed.
44 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
45 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
46 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
47 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
48 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
49 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
50 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
51 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
52 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
53 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
54 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
55 "*negabs<mode>2", "sqrt<mode>2"):
56 Changed <de> to <xde>. R constraint replaced by <Rf>.
57 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
59 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
60 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
61 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
63 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
64 "extenddftf2", "extendsftf2"): New expanders.
65 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
66 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
67 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
68 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
70 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
71 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
72 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
73 __floatditf): Add a GCC_4.1.0 symbol version tag.
74 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
77 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
80 * config/i386/i386.c (ix86_function_ok_for_sibcall):
81 Use targetm.binds_local_p instead of TREE_PUBLIC.
83 2006-02-02 Roger Sayle <roger@eyesopen.com>
85 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
86 on INTEGER_TYPEs to indicate that it denotes a character type.
87 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
88 signed_char_type_node, unsigned_char_type_node and char_type_node.
89 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
90 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
91 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
93 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
94 Daniel Berlin <dberlin@dberlin.org>
96 * tree-tailcall.c (arg_needs_copy_p): New function.
97 (eliminate_tail_call): Use arg_needs_copy_p.
98 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
99 (add_virtual_phis): New function.
101 2006-02-02 Jakub Jelinek <jakub@redhat.com>
103 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
104 #ignore instead of #scratch for %g7 .register directive.
106 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
108 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
111 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
113 * flow.c (calculate_global_regs_live): Assert that there aren't any
116 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
118 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
120 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
121 bsi_after_labels iterator.
122 * tree-if-conv.c (find_phi_replacement_condition,
123 replace_phi_with_cond_modify_expr): Likewise.
124 * tree-scalar-evolution.c (scev_const_prop): Likewise.
125 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
127 2006-02-02 Diego Novillo <dnovillo@redhat.com>
129 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
131 2006-02-02 Diego Novillo <dnovillo@redhat.com>
134 * tree-cfg.c (move_block_to_fn): Clear out the basic block
135 array after growing it.
137 2006-02-01 Steve Ellcey <sje@cup.hp.com>
140 * fold-const.c (fold_checksum_tree): Change type of buf.
142 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
144 * reload.c (push_secondary_reload): Initialize t_icode.
146 2006-02-01 Jakub Jelinek <jakub@redhat.com>
148 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
149 -msoft-float -mlong-double-128 only issue a warning, but don't
150 swich to DFmode long double.
152 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
154 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
155 has a constant equivalent, iterate over equivalents for arg0,
156 calling simplify_relational_operation and if there's a result
157 cheaper than X, apply fold_rtx and return the result.
159 2006-02-01 Jan Hubicka <jh@suse.cz>
161 * opts.c (no_unit_at_a_time_default): New global variable.
162 (decode_options): Use it.
163 * opts.h (no_unit_at_a_time_default): Declare.
165 2006-02-01 Paul Brook <paul@codesourcery.com>
167 * function.c (assign_parm_setup_reg): Use function argument promotion
169 * expr.c (expand_expr_real_1): Use function argument promotion rules
172 2006-02-01 Steve Ellcey <sje@cup.hp.com>
174 * gcc.c (process_command): Change j to 'unsigned int'.
176 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
179 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
180 Use the corrected index for the character
181 out of the string constant.
183 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
185 * mode-switching.c (optimize_mode_switching): Fix size
186 allocated for bb_info[n_entities].
188 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
190 * gcc.c (main): Correct type that is allocated for
193 2006-01-31 Jakub Jelinek <jakub@redhat.com>
195 * config/s390/s390.c (init_alignment_context): Set
196 ALIAS_SET_MEMORY_BARRIER on the MEM.
197 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
199 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
202 * loop-unroll.c (unroll_loop_runtime_iterations): Free
204 * tree-ssa-live.c (type_var_init): Allocate bitmap after
207 2006-01-31 Marcin Dalecki <martin@dalecki.de>
209 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
210 * regrename.c: Ditto.
211 * tree-ssa-loop-im.c: Ditto.
212 * tree-dump.c: Ditto.
213 * tree-complex.c: Ditto.
215 * tree-ssa-threadupdate.c: Ditto.
217 * java/class.c: Ditto.
218 * java/jcf-parse.c: Ditto.
219 * java/resource.c: Ditto.
220 * java/except.c: Ditto.
221 * java/jvspec.c: Ditto.
222 * java/jcf-write.c: Ditto.
223 * java/jcf-path.c: Ditto.
224 * java/gjavah.c: Ditto.
225 * java/zextract.c: Ditto.
226 * java/jcf-io.c: Ditto.
228 * java/buffer.c: Ditto.
229 * java/lang.c: Ditto.
230 * java/parse-scan.y: Ditto.
233 * cfgloopmanip.c: Ditto.
234 * postreload-gcse.c: Ditto.
235 * tree-ssa-loop-manip.c: Ditto.
236 * postreload.c: Ditto.
237 * tree-ssa-loop-ch.c: Ditto.
241 * diagnostic.c: Ditto.
243 * genoutput.c: Ditto.
246 * cfgloopanal.c: Ditto.
247 * objc/objc-act.c: Ditto.
249 * genextract.c: Ditto.
250 * genautomata.c: Ditto.
251 * pretty-print.c: Ditto.
253 * cgraphunit.c: Ditto.
256 * haifa-sched.c: Ditto.
257 * dominance.c: Ditto.
259 * tree-ssa-loop-ivopts.c: Ditto.
261 * mode-switching.c: Ditto.
262 * modulo-sched.c: Ditto.
264 * ipa-pure-const.c: Ditto.
266 * fix-header.c: Ditto.
268 * tree-stdarg.c: Ditto.
269 * ipa-utils.c: Ditto.
270 * loop-init.c: Ditto.
271 * ipa-inline.c: Ditto.
274 * alloc-pool.c: Ditto.
275 * dwarf2out.c: Ditto.
277 * genattrtab.c: Ditto.
278 * tree-ssa-loop-ivcanon.c: Ditto.
282 * fortran/gfortranspec.c: Ditto.
284 * local-alloc.c: Ditto.
285 * langhooks.c: Ditto.
287 * tree-vectorizer.c: Ditto.
289 * ipa-type-escape.c: Ditto.
291 * tree-if-conv.c: Ditto.
294 * tree-data-ref.c: Ditto.
295 * loop-unroll.c: Ditto.
296 * treelang/treetree.c: Ditto.
299 * ggc-common.c: Ditto.
303 * tree-cfgcleanup.c: Ditto.
304 * tree-ssa-pre.c: Ditto.
305 * cfgcleanup.c: Ditto.
306 * loop-invariant.c: Ditto.
309 * print-tree.c: Ditto.
312 * sched-deps.c: Ditto.
314 * tree-object-size.c: Ditto.
316 * bb-reorder.c: Ditto.
318 * var-tracking.c: Ditto.
320 * df-problems.c: Ditto.
321 * reg-stack.c: Ditto.
324 * sched-rgn.c: Ditto.
325 * tree-ssa-structalias.c: Ditto.
326 * tree-ssa-reassoc.c: Ditto.
327 * config/darwin-c.c: Ditto.
328 * config/darwin.c: Ditto.
329 * config/arm/arm.c: Ditto.
334 2006-01-31 Nicolas Pitre <nico@cam.org>
336 * arm.md (smaxsi3): Make aware of smax_m1.
339 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
341 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
343 2006-01-31 Richard Guenther <rguenther@suse.de>
345 * doc/invoke.texi (-msselibm): Document.
346 * target.h (expand_library_builtin): New target hook.
347 * builtins.c (expand_builtin): Use expand_library_builtin.
348 (default_expand_library_builtin): New function.
349 * gcc.c (LINK_GCC_MATH_SPEC): Define.
350 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
351 (link_gcc_math_spec): Declare.
352 (static_specs): Add link_gcc_math_spec.
353 * expr.h (default_expand_library_builtin): Declare.
354 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
355 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
356 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
357 * config/i386/i386.opt (msselibm): New target option.
358 * config/i386/i386.c (ix86_builtin_function_variants): New array.
359 (ix86_init_sse_abi_builtins): New function.
360 (ix86_expand_library_builtin): Likewise.
361 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
362 (override_options): Handle error conditions wrt -msselibm.
363 (ix86_builtins): Add function codes for SSE2 ABI builtins.
364 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
365 * doc/extend.texi (__builtin_sse2_*): Document new target specific
368 2006-01-31 Richard Guenther <rguenther@suse.de>
369 Paolo Bonzini <bonzini@gnu.org>
371 * doc/install.texi (--disable-libgcc-math): Document.
373 2006-01-30 Marcin Dalecki <martin@dalecki.de>
375 * expr.h (expand_normal): new inline function.
376 * builtins.c: use it, use EXPAND_NORMAL explicitely.
378 * dwarf2out.c: use it.
383 * config/sparc/sparc.c: use it.
384 * config/i386/i386.c: use it.
385 * config/rs6000/rs6000.c: use it.
386 * config/arm/arm.c: use it.
387 * config/mips/mips.c: use it.
388 * stmt.c: use it, use EXPAND_NORMAL explicitely.
390 2006-01-30 Roger Sayle <roger@eyesopen.com>
392 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
393 argv to the appropriate type.
395 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
397 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
400 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
403 * config/s390/s390.c (struct machine_function): New flag
404 decomposed_literal_pool_addresses_ok_p.
405 (s390_reorg): Set it before final stage of literal pool transforms.
406 (s390_decompose_address): Only accept displacements of the form
407 (minus (label_ref ...) (label_ref ...)) if that flag is set.
409 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
411 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
412 the comparison routine return.
414 2006-01-30 Michael Matz <matz@suse.de>
416 * global.c (find_reg): Only evict for global regs.
417 Take n_refs into account and dump more info.
419 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
422 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
423 (pragma_trap, pragma_nosave_low_regs): Likewise.
424 (current_function_anonymous_args): Likewise.
425 (sh_deferred_function_attributes): New variable.
426 (sh_deferred_function_attributes_tail): Likewise.
427 (print_operand): For '@', look up trap_exit attribute.
428 (calc_live_regs): Look up trapa_handler attribute. For trapa
429 handlers, save/restore fpscr, but don't do any other
430 interrupt-specific saves.
431 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
432 Fix check for partially saved registers to check for SHmedia.
433 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
434 (sh_output_function_epilogue): Don't clear any of the removed
436 (sh_insert_attributes): Don't check pragma_interrupt.
437 Insert deferred attributes. Check that interrupt attribute is
438 present for other attributes that require its presence.
439 (sh_attribute_table): Add new attributes trapa_handler and
441 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
442 Don't check for pragma_interrupt. Don't store argument.
443 * sh.h (pragma_interrupt, sp_switch): Don't declare.
444 (sh_deferred_function_attributes): Declare.
445 (sh_deferred_function_attributes_tail): Likewise.
446 * sh.md (sp_switch_1): Add operand. Change generator caller.
447 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
448 (*return_i): Don't use when trap_exit attribute is in effect.
449 (*return_trapa): New insn pattern.
451 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
452 setting c_target_objs and cxx_target_objs.
453 * t-sh: Add rule for sh-c.o.
455 2006-01-30 Richard Guenther <rguenther@suse.de>
458 * gimplify.c (gimplify_target_expr): Handle easy cases
459 without creating a temporary.
461 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
463 * vec.h (safe_grow): Remove duplicated line.
465 2006-01-29 Diego Novillo <dnovillo@redhat.com>
468 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
469 (expand_omp): ... here.
470 (expand_omp_parallel): Only remove barriers for combined
471 parallel+workshare constructs.
473 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
477 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
478 * tree.c (build_qualified_type): Chain the new type to the original
479 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
480 a POINTER_TYPE or a REFERENCE_TYPE respectively.
481 (build_pointer_type_for_mode): Only return unqualified types.
482 (build_reference_type_for_mode): Likewise.
484 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
486 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
487 * Makefile.in (CXX_COMPAT_WARN): Define.
488 * configure: Regenerate.
490 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
493 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
496 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
498 * toplev.c: Fix thinko.
500 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
501 Marcin Dalecki <martin@dalecki.de>
503 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
504 (push_srcloc): Use XNEW.
505 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
507 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
509 * df-core.c (df_set_blocks): Deleted all variable.
511 2006-01-28 Ian Lance Taylor <ian@airs.com>
513 * cgraphunit.c (cgraph_assemble_pending_functions): Call
514 cgraph_output_pending_asms.
516 2006-01-28 Zack Weinberg <zackw@panix.com>
518 * c.opt: Add -W(no-)overlength-strings.
519 * doc/invoke.texi: Document it.
520 * c-opts.c (c_common_handle_option): -pedantic implies
521 -Woverlength-strings, if not explicitly disabled already.
522 (c_common_post_options): -Woverlength-strings defaults to off, and
523 is always off for C++.
524 * c-common.c (fix_string_type): Issue warning about strings longer
525 than is portable only if warn_overlength_strings. Rearrange code
526 a little for clarity.
527 * configure.in: Check for -Wno-overlength-strings as well before
528 enabling -pedantic in stage 1.
529 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
530 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
532 * genconditions.c (write_header, write_one_condition)
533 (write_conditions, write_writer): Consolidate very long strings
534 that were broken up to fit in C89 portable limit. Don't use
535 printf when fputs will do.
537 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
539 * combine.c (simplify_comparison <AND>): Check
540 TRULY_NOOP_TRUNCATION before start using a subreg.
542 * config/mips/mips.md (*branch_zero<mode>,
543 *branch_zero<mode>_inverted, *branch_equality<mode>,
544 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
545 Remove mode check from comparisons.
547 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
549 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
551 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
553 * expmed.c (const_mult_add_overflow_p): Remove.
554 * expr.h: Remove the prototype for const_mult_add_overflow_p.
556 * recog.c (validate_replace_rtx_subexp): Remove.
557 * recog.h: Remove the prototype for
558 validate_replace_rtx_subexp.
560 * integrate.h: Remove the prototype for
561 copy_decl_for_inlining.
562 * rtl.h: Remove the prototype for mark_constant_function.
563 * tree-vectorizer.h: Remove the prototype for
564 vect_strip_conversion.
566 * modulo-sched.c (create_partial_schedule,
567 free_partial_schedule, reset_partial_schedule): Make them
570 * hooks.c (hook_bool_rtx_int_false): Remove.
571 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
573 2006-01-28 David Edelsohn <edelsohn@gnu.org>
575 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
576 and -mlong-double-128 are incompatible.
577 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
578 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
579 (TARGET_LIBGCC2_CFLAGS): Define.
580 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
581 (TARGET_LIBGCC2_CFLAGS): Same.
582 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
584 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
587 * c-typeck.c (build_binary_op): Perform implicit casts of
588 operands before shortening them.
590 * cfgloopmanip.c (split_loop_bb): Remove.
591 * cfgloop.h: Remove the prototype for split_loop_bb.
593 * cfgloop.c (flow_loop_outside_edge_p): Remove.
594 * cfgloop.h: Remove the prototype for
595 flow_loop_outside_edge_p.
597 * emit-rtl.c (init_virtual_regs): Make it static.
598 * function.h: Remove the prototype for init_virtual_regs.
600 * recog.c (peephole2_optimize): Make it static.
601 * recog.h: Remove the prototype for peephole2_optimize.
603 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
605 * df-scan.c (df_record_entry_block_defs): Check if
606 INCOMING_RETURN_ADDR_RTX is defined.
608 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
609 Kenneth Zadeck <zadeck@naturalbridge.com>
611 PR rtl-optimization/24762
612 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
613 * targhooks.c (hook_void_bitmap): New hook prototype.
614 * targhoohs.h (hook_void_bitmap): Ditto.
615 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
616 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
617 * target.h (live_on_entry): New function pointer.
618 * df-scan.c (df_all_hard_regs): Removed.
619 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
620 (df_scan_free_internal): Added df->entry_block_defs.
621 (df_scan_alloc): Ditto.
622 (df_scan_dump): Ditto.
623 (df_uses_record): Plumbed flag field properly thru calls.
624 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
625 This part fixes PR24762.
626 (df_bb_refs_record): Added code to make the frame and arg
627 pointers live in EH blocks.
628 (df_refs_record): Added call to df_record_entry_block_defs.
629 (df_record_entry_block_defs): New function.
630 * df-core.c: Added comments to describe new artifical defs.
631 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
632 (entry_block_defs): New field in struct df.
633 (df_all_hard_regs): Deleted.
634 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
635 * df-problems.c (df_ru_bb_local_compute_process_def):
636 Added code to handle artifical defs in the entry to a function.
637 (df_ru_bb_local_compute): Ditto.
638 (df_rd_bb_local_compute_process_def): Ditto.
639 (df_rd_bb_local_compute): Ditto.
640 (df_lr_bb_local_compute): Ditto.
641 (df_ur_bb_local_compute): Ditto.
642 (df_urec_bb_local_compute): Ditto.
643 (df_chain_create_bb): Ditto.
644 (df_ur_local_finalize): Removed entry.
645 (df_urec_init): Ditto.
646 (df_urec_local_finalize): Ditto.
647 (df_ri_bb_compute): Added detection of last use of pseudos.
648 * Makefile.in (df-scan.o): Updated dependencies.
649 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
650 * config/mips/mips.c (mips_set_live_on_entry): Added.
651 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
653 * dce.c (marked_insn_p): Added code to handle artifical defs.
655 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
657 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
659 (_mm_cvtsi128_si64): Likewise.
660 (_mm_cvtsd_si64): Likewise.
661 (_mm_cvttsd_si64): Likewise.
662 (_mm_cvtsi64_sd): Likewise.
663 (_mm_cvtsi64_si128): Likewise.
664 * config/i386/mmintrin.h (_m_from_int64): Likewise.
665 (_mm_cvtsi64_m64): Likewise.
666 (_m_to_int64): Likewise.
667 (_mm_cvtm64_si64): Likewise.
668 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
669 (_mm_cvttss_si64): Likewise.
670 (_mm_cvtsi64_ss): Likewise.
671 (_mm_cvtss_f32): Likewise.
673 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
675 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
676 for pragma redefine_extname.
678 2006-01-27 Jakub Jelinek <jakub@redhat.com>
681 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
682 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
683 -mno-minimal-toc to previous content.
684 (bispecs): Remove goal.
685 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
686 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
687 compatibility aliases on powerpc-*-*gnu*.
688 * config/rs6000/libgcc-ppc-glibc.ver: New file.
689 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
690 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
691 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
692 (ldblspecs): New goal.
693 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
694 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
696 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
697 L_sf_to_tf or L_df_to_tf is defined.
699 2006-01-27 David Edelsohn <edelsohn@gnu.org>
700 Alan Modra <amodra@bigpond.net.au>
703 * config/rs6000/linux.h (POWERPC_LINUX): Define.
704 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
705 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
706 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
707 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
708 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
709 (rs6000_override_options): Initialize rs6000_ieeequad.
710 Initialize TFmode format to ibm_extended_format if not
712 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
714 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
715 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
716 (function_arg_advance): IBM long double passed in two FPRs, not
718 (function_arg): IBM long double passed in FPRs.
719 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
720 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
721 Only multireg GPR aligned.
722 (rs6000_init_libfuncs): Enable IBM long double functions if not
724 (rs6000_generate_compare): Use IBM long double compare if not
726 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
727 (TARGET_IEEEQUAD): Define.
728 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
730 * config/rs6000/rs6000.md: Enable TFmode patterns if
732 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
733 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
734 and -mlong-double-128 are incompatible.
735 * doc/invoke.texi (-mabi): Collect options together. Add
736 ibmlongdouble and ieeelongdouble.
738 2006-01-27 Richard Sandiford <richard@codesourcery.com>
740 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
742 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
743 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
744 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
745 * rtl.h (rtunion_def): Remove rt_ptr.
747 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
748 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
749 * config/i386/winnt.c (i386_pe_mark_dllexport)
750 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
752 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
754 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
756 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
760 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
761 pthread_key_delete. From John David Anglin. gthrw-ify
762 pthread_getunique_np only if it it's not a macro. Delete
764 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
765 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
766 __gthread_objc_condition_signal, __gthread_key_delete): Add
767 "__attribute__ ((__unused__))" to unused arguments.
768 (__gthread_recursive_mutex_init_function): Add missing return.
769 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
770 gthr-posix95.h: Use macro-based approach for name redirection
771 on targets missing weakref.
773 2006-01-26 Zack Weinberg <zackw@panix.com>
775 * genconditions.c (write_header): In generated code, #ifdef out
776 all includes and fake declarations, except includes of bconfig.h
777 and system.h, unless GCC_VERSION >= 3001. Do not include
778 gensupport.h in any case.
779 (write_conditions): Generate a definition of struct c_test. Add
780 a comment to the generated #endif.
781 (write_one_condition): Escape backslashes in string too.
782 (write_writer): Generated code must escape backslashes and quote
783 marks (but not newlines) in the strings it writes.
784 * Makefile.in (build/gencondmd.o): Update dependencies.
786 2006-01-26 Steve Ellcey <sje@cup.hp.com>
789 * Makefile.in (insn-automata.o): Add header file dependencies.
790 * genautomata.c: Add includes.
792 2006-01-26 Steve Ellcey <sje@cup.hp.com>
795 * Makefile.in (insn-automata.o): Add -Wno-error flag.
797 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
799 * configure.ac: Expect target tools paths to be passed from the toplevel
800 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
802 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
804 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
807 * c.opt (Wpointer-sign): Init to -1.
808 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
809 OPT_pedantic, to 0 otherwise.
810 * doc/invoke.texi: Update.
812 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
814 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
815 constants provided by 80387 instructions in the destination mode.
817 2006-01-26 Richard Guenther <rguenther@suse.de>
818 Andrew Pinski <pinskia@physics.uc.edu>
821 partial PR tree-opt/17064
822 * tree-ssa-structalias.c (intra_create_variable_infos):
823 Create heap variables for incoming parameters if
824 flag_argument_noalias > 1.
825 (find_what_p_points_to): Look through default defs of
828 2006-01-26 Jeff Law <law@redhat.com>
831 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
832 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
833 within the VR_RANGE, use the VR_RANGE as the result, not the
835 (adjust_range_with_scev): Reject ranges from SCEV which are out
836 of bounds for the type.
838 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
840 * tree-ssa-alias.c (maybe_create_global_var): Change
841 subvar walking to an assertion that we don't have subvar'd variables.
843 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
846 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
847 Use a new variable, inner. PARM_DECLs are always non-weak.
849 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
851 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
854 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
856 * config/mips/mips.md (*clear_upper32): New combiner pattern.
858 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
860 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
861 (smax_insn, smin_insn, smax_0, smin_0): New.
863 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
866 * config/cris/cris.c (cris_order_for_addsi3): New function.
867 * config/cris/cris-protos.h: Prototype it.
868 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
869 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
870 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
871 (split for "op.S1 [rx=rx+i],ry (swapped)")
872 (split for "op(s|u).S1 [rx=rx+i],ry")
873 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
874 Apply cris_order_for_addsi3 when generating addsi3 insns.
876 2006-01-25 Diego Novillo <dnovillo@redhat.com>
878 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
879 (TREE_BLOCK): Add call to EXPR_CHECK.
881 2006-01-25 Diego Novillo <dnovillo@redhat.com>
884 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
885 * tree-pretty-print.c (dump_omp_clause): Extract from ...
886 (dump_omp_clauses): ... here.
887 (dump_generic_node): Handle OMP_CLAUSE.
888 * tree.c (omp_clause_num_ops): New.
889 (omp_clause_code_name): New.
890 (tree_code_size): Handle OMP_CLAUSE.
891 (tree_size): Likewise.
892 (make_node): Document handling of OMP_CLAUSE.
893 (tree_node_structure): Handle OMP_CLAUSE.
894 (omp_clause_check_failed): New.
895 (omp_clause_range_check_failed): New.
896 (omp_clause_operand_check_failed): New.
897 (build_omp_clause): New.
898 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
899 * tree.h (enum omp_clause_code): Declare.
900 (OMP_CLAUSE_SUBCODE_CHECK): Define.
901 (OMP_CLAUSE_RANGE_CHECK): Define.
902 (OMP_CLAUSE_ELT_CHECK): Define.
903 (omp_clause_check_failed): Declare.
904 (omp_clause_operand_check_failed): Declare.
905 (omp_clause_range_check_failed): Declare.
906 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
907 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
908 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
909 (OMP_CLAUSE_LASTPRIVATE): Likewise.
910 (OMP_CLAUSE_IF_EXPR): Likewise.
911 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
912 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
913 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
914 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
915 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
916 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
917 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
918 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
919 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
920 (OMP_CLAUSE_CODE): Define.
921 (OMP_CLAUSE_SET_CODE): Define.
922 (OMP_CLAUSE_CODE): Define.
923 (OMP_CLAUSE_OPERAND): Define.
924 (struct tree_omp_clause): Declare.
925 (union tree_node): Add field 'omp_clause'.
926 * treestruct.def (TS_OMP_CLAUSE): Define.
927 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
928 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
929 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
930 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
931 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
932 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
933 (OMP_CLAUSE): Define.
934 * print-tree.c (print_node): Handle OMP_CLAUSE.
935 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
936 * c-typeck.c: Likewise.
937 * gimplify.c: Likewise.
939 * tree-nested.c: Likewise.
940 * tree-inline.c: Likewise.
941 * c-parser.c: Likewise.
942 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
945 2006-01-25 Roger Sayle <roger@eyesopen.com>
947 PR rtl-optimization/25703
948 * combine.c (try_combine): Handle zero_extract and strict_low_part
949 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
951 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
953 * global.c: Fix comment typos.
955 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
958 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
959 Use output_addr_const instead of assemble_name.
961 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
963 * Makefile.in (sched-vis.o): Update dependencies.
964 * haifa-sched.c (sched_finish): Clear current_sched_info.
965 * cfg.c (dump_bb_info): New, split from dump_flow_info.
966 (dump_flow_info): Call it.
967 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
969 * basic-block.h (dump_bb_info): Declare.
970 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
971 option, and apply options only for dump files whose TDF_RTL,
972 TDF_TREE, or TDF_IPA bits match.
973 * rtl.h: Declare new functions exported from sched-vis.c.
974 * sched-vis.c: Enable also if scheduling is not used.
975 (print_value): Print the mode of registers if not inside scheduling.
976 (print_insn): Make it work outside the scheduler. Beautify the output
978 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
980 2006-01-25 Richard Sandiford <richard@codesourcery.com>
982 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
983 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
984 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
985 depending on the value of CONSTANT_POOL_ADDRESS_P.
986 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
988 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
989 rather than SYMBOL_REF_DECL.
990 (rtx_constant_pool): Remove const_rtx_sym_htab.
991 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
992 (init_varasm_status): Don't initialize const_rtx_sym_htab.
993 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
994 Remove handling of const_rtx_sym_htab.
995 (find_pool_constant): Delete.
996 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
997 rather than find_pool_constant.
998 (get_pool_constant_for_function): Delete.
999 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1001 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1002 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1003 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1004 (SYMBOL_REF_CONSTANT): New macro.
1005 (get_pool_constant_for_function): Delete.
1006 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1007 rather than SYMBOL_REF_DECL.
1008 (i386_pe_mark_dllimport): Likewise.
1009 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1010 rather than SYMBOL_REF_DECL.
1011 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1012 (machopic_indirect_call_target): Likewise.
1014 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1016 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1018 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1020 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1022 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1024 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1026 2006-01-24 David Daney <ddaney@avtrex.com>
1029 * configure.ac (enable_tls): New enable option.
1030 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1031 * configure: Regenerate.
1032 * doc/install.texi (--enable-tls): Document new option.
1033 (--disable-tls): Ditto.
1035 2006-01-24 Richard Henderson <rth@redehat.com>
1037 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1038 * alias.c (true_dependence): Respect it.
1039 (canon_true_dependence, write_dependence_p): Likewise.
1040 * builtins.c (get_builtin_sync_mem): Set it.
1042 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1044 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1047 2006-01-24 DJ Delorie <dj@redhat.com>
1049 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1050 for storing constants in single-bit bitfields.
1052 2006-01-25 Ben Elliston <bje@au.ibm.com>
1054 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1056 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1059 * tree-ssa-pre.c (phi_translate): Return NULL
1060 for AGGREGATE_TYPE's.
1062 2006-01-24 Zack Weinberg <zackw@panix.com>
1064 * genautomata.c (process_state_for_insn_equiv_partition):
1065 Use xcalloc for insn_arcs_array.
1066 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1067 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1069 2006-01-24 Richard Henderson <rth@redhat.com>
1071 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1074 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1076 PR rtl-optimization/25890
1077 PR rtl-optimization/25905
1078 * combine.c (expand_compound_operation, expand_field_assignment):
1079 Fail if the bitfield's final position is out of bounds.
1081 2006-01-24 Ian Lance Taylor <ian@airs.com>
1084 * cgraphunit.c (cgraph_output_in_order): Don't clear
1085 cgraph_asm_nodes until after asm strings have been output.
1087 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1089 * fix-header.c (read_scan_file): Add new parameter imultilib when
1090 calling register_include_chains.
1092 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1094 * omp-low.c: Update documentation.
1096 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1097 Daniel Berlin <dberlin@dberlin.org>
1101 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1102 return from the function.
1104 2006-01-22 Zack Weinberg <zackw@panix.com>
1106 * rtl.def (match_code): Add second argument.
1107 * genpreds.c (write_extract_subexp): New function.
1108 (write_match_code): Add path argument. Use write_extract_subexp.
1109 (write_predicate_expr): Pass path to write_match_code.
1110 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1111 not perform a mode test.
1112 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1113 a subexpression does not constrain the top-level code set.
1114 * read-rtl.c (read_rtx_variadic): New function.
1115 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1116 * doc/md.texi: Document new notation.
1117 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1118 (cmpsi_operand): ... here, using new notation.
1120 2006-01-22 Zack Weinberg <zackw@panix.com>
1122 * varray.c: Remove GENERATOR_FILE #ifdefs.
1124 2006-01-22 Zack Weinberg <zackw@panix.com>
1126 * genautomata.c (output_reserved_units_table): Emit nothing if
1127 description->query_units_num is zero. Remove extra blank line.
1128 (output_cpu_unit_reservation_p): Short circuit
1129 if description->query_units_num is zero.
1131 2006-01-22 Zack Weinberg <zackw@panix.com>
1133 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1134 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1135 nor any of the random handful of variables that used to be necessary
1136 when this program was linked with rtlanal.o. Prune set of forward
1137 function declarations.
1138 (struct attr_desc): Remove static_p field.
1139 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1140 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1141 (attr_string): Do not read the character one past the length of
1143 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1144 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1145 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1146 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1147 (make_automaton_attrs): New.
1148 (main): Do not call into genautomata. Call local gen_bypass
1149 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1150 Remove special case for insn_alts.
1151 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1152 varray.h (leftover from previous change). Prune set of forward
1153 function declarations. Remove state_alts fields from all
1154 structures. Remove state_alts_table from struct automaton.
1155 Make everything except main static. Do not maintain num_dfa_decls.
1156 Do not maintain state_alts fields of various structures.
1157 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1158 (add_arc): Remove state_alts argument. All callers updated.
1159 (output_reserved_units_table): Emit #ifdef here...
1160 (output_tables): ...not here. Don't generate state_alts tables.
1161 (expand_automata): Don't generate attributes.
1162 (write_automata): Don't generate state_alts functions.
1163 (main): New function.
1164 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1165 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1166 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1167 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1168 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1169 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1170 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1171 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1173 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1174 * genattrtab.h: Delete file.
1175 * Makefile.in (OBJS-common): Add insn-automata.o.
1176 (insn-automata.o): New rule.
1177 (simple_generated_c): Add insn-automata.c.
1178 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1179 (genprogmd): Add automata.
1180 (build/genattrtab): Needs no extra objects nor libraries.
1181 (build/genautomata): Needs build/vec.o and -lm.
1183 2006-01-22 Zack Weinberg <zackw@panix.com>
1185 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1186 (output_dfa_max_issue_rate, locked_states_num): Delete.
1187 (struct automaton): Add locked_states field.
1188 (output_dead_lock_vect): Save number of locked states in
1189 automaton->locked_states. If it is zero, don't print anything.
1190 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1191 (output_internal_dead_lock_func): Only test the dead_lock_vect
1192 for automata that have locked states.
1193 (output_statistics): Always print the number of locked states for
1194 each automaton. Calculate total number of locked states here.
1195 (write_automata): Don't call output_dfa_max_issue_rate.
1196 * genattrtab.c: Define length_unit_log as a const variable.
1197 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1198 max_insn_queue_index const.
1199 * final.c (length_unit_log): Declare const.
1200 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1202 2006-01-22 Zack Weinberg <zackw@panix.com>
1204 * genautomata.c: Include vec.h, not varray.h.
1205 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1206 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1207 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1208 VEC_* macros operating on appropriately typed vectors, or to
1209 malloced arrays when the size is known in advance. Const-ify
1210 many char* variables and function arguments. No functional changes.
1211 * Makefile.in (build/varray.o): Delete rule.
1212 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1213 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1215 2006-01-22 Zack Weinberg <zackw@panix.com>
1217 * gensupport.c: Define get_insn_name and record_insn_name here.
1218 (read_md_rtx): Call record_insn_name as appropriate.
1219 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1220 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1221 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1223 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1224 (BUILD_VARRAY): Delete.
1225 (genprognormal): Rename genprogmd. Fold in all programs from
1226 genprognoprint; also attrtab.
1227 (build/genattrtab): Just mention genautomata.o and varray.o.
1228 Reorganize a bit, add comments to make the categories clearer.
1230 2006-01-22 Zack Weinberg <zackw@panix.com>
1232 * genconditions.c (condition_table, add_condition): Delete.
1233 (write_conditions): Don't emit n_insn_conditions nor
1234 insn_elision_unavailable. Issue the gcc version #ifdef here,
1235 inside the table, with no #else clause ...
1236 (write_header): ...not here.
1237 (write_writer): New function.
1238 (main): Don't initialize condition_table. Use add_c_test.
1240 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1241 files on the command line.
1242 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1243 Return -1 if there is no entry in the table, don't abort.
1244 (add_c_test, traverse_c_tests): New functions.
1245 * gensupport.h (insn_elision_unavailable, insn_conditions)
1246 (n_insn_conditions): Delete declarations.
1247 (add_c_test, traverse_c_tests): Declare.
1248 * read-rtl.c: Include gensupport.h.
1249 (read_conditions): New function.
1250 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1251 (read_rtx_1): If we get EOF when we were looking for an initial
1252 open paren, return 0. Call read_conditions when appropriate.
1253 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1254 dummy-conditions.o. Eliminate references to insn-conditions.o,
1255 or change them to build/gencondmd.o, as appropriate. Remove
1256 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1257 from $(simple_generated_c). For all files remaining in those
1258 two lists, add insn-conditions.md to the generator command line.
1259 Give insn-constants.h/s-constants their own rules. Add rules
1260 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1261 (build/read-rtl.o): Depend on gensupport.h.
1262 (genprognormal): Include preds.
1263 (genprogearly): Rename genprognoprint; only difference is now that
1264 they don't link with $(BUILD_PRINT).
1265 * dummy-conditions.c: Delete.
1267 2006-01-22 Zack Weinberg <zackw@panix.com>
1269 * genextract.c: Don't include insn-config.h. Do include vec.h.
1270 Declare vectors of int, char, and locstr.
1271 (locstr): New typedef.
1272 (struct extraction): Make all array fields into bare pointers.
1273 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1274 (insn_code_number): Delete.
1275 (accum_extract): New struct.
1276 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1277 (gen_insn): Take insn_code_number as an argument. Use an
1278 accum_extract structure instead of loading data directly into
1279 a struct extraction, and having to know how big it might get.
1280 (walk_rtx): Operate entirely on an accum_extract structure.
1281 (print_path): Avoid unnecessary use of printf.
1282 (print_header): New function, split out of main. Distinguish
1283 more carefully between an unrecognizable insn and an insn that
1284 has the code number of a define_expand.
1285 (main): Pass insn_code_number to gen_insn. Call print_header
1286 only after parsing. Avoid unnecessary use of printf.
1287 * Makefile.in (build/vec.o): New rule.
1288 (build/genextract): Depend on build/vec.o.
1289 (build/genextract.o): Don't depend on insn-config.h.
1291 2006-01-22 Zack Weinberg <zackw@panix.com>
1293 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1294 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1295 practical. Eliminate per-generator-program link rules.
1297 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1300 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1301 with a call expr to ...
1302 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1304 2006-01-23 Richard Guenther <rguenther@suse.de>
1306 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1307 before make_edge with conditional EDGE_TRUE_VALUE.
1309 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1310 Jan Hubicka <jh@suse.cz>
1311 Richard Guenther <rguenther@suse.de>
1313 PR rtl-optimization/25654
1314 * cfgexpand.c (aggregate_contains_union_type): New function.
1315 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1316 for structure variables that contain a union type.
1318 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1320 * gengtype.c (new_structure): Return the structure.
1321 (create_option): Add an extra "next" argument.
1322 (create_field): New function.
1323 (adjust_field_rtx_def): Use create_option and create_field.
1324 Remove a now-unnecessary call to find_structure.
1325 (adjust_field_tree_def): Likewise.
1326 (note_yacc_type): Remove an unnecessary call to find_structure.
1327 * gengtype.h (new_structure): Return the structure.
1328 (create_option): Add an extra argument.
1329 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1330 (option): Adjust calls to create_option.
1332 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1334 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1336 2006-01-22 Paul Brook <paul@codesourcery.com>
1337 Peter Barada <peter@the-baradas.com>
1339 * config/m68k/m68k.md: Add Coldfire FPU support.
1340 Define FP mode macro and associated attributes.
1341 Use it for float mode patterns.
1342 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1343 (LIBCALL_VALUE): Use m68k_libcall_value.
1344 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1345 (m68k_function_value): Ditto.
1346 (emit_move_sequence): Ditto.
1347 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1348 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1349 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1350 (MULTILIB_EXCEPTIONS): Ditto.
1351 * config/m68k/m68k.opt: Add mcfv4e.
1352 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1353 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1354 (m68k_output_function_prologue): Save ColdFire FPU registers.
1355 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1356 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1357 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1358 ColdFire FPU registers.
1359 (m68k_libcall_value, m68k_function_value): New functions.
1360 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1361 (LIBCALL_VALUE): Use m68k_libcall_value.
1362 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1363 (MASK_COLDFIRE): Add MASK_CFV4E.
1364 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1365 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1366 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1367 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1368 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1369 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1370 * doc/invoke.tex: Document -mcfv4e on m68k.
1372 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1374 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1377 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1380 * c-opts.c (c_common_handle_option): Don't include
1381 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1382 * doc/invoke.texi (C++ Dialect Options): Document that
1383 -Wnon-virtual-dtor is no longer included in -Wall.
1385 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1387 * gcov.c (print_version), gcov-dump.c (print_version),
1388 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1391 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1393 * df-scan.c (problem_SCAN): Added NULL reset function.
1394 (df_scan_reset_blocks): Added code to call reset block function
1395 (df_bb_refs_delete) Fixed comment.
1396 (df_insn_refs_delete): Made tolerant of deleting non existent info
1397 for dataflow problems that need to be reset.
1398 * df-core.c (df_set_blocks): Ditto.
1399 * df.h (struct df_problem): Added reset_fun.
1400 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1401 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1402 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1403 functions to clear out all references to def-use or use-def chains.
1405 2006-01-21 Ben Elliston <bje@au.ibm.com>
1407 * varasm.c (assemble_real): Initialise data array.
1409 2006-01-20 Paul Brook <paul@codesourcery.com>
1411 Merge from csl-arm-branch.
1412 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1413 * config/arm/arm.md (movdi): Force operands[1] to a register
1414 if we have a non-register source.
1415 (*arm_movdi, *movdf_soft_insn): Require that one of the
1416 operands be a register.
1417 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1418 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1420 2006-01-20 DJ Delorie <dj@redhat.com>
1422 * varasm.c (initialize_constant_valid_p): Allow pointers
1423 initialized from integer constants of lesser precision.
1424 (output_constant): Allow non-int-sized pointer modes to be
1425 initialized from integer constants.
1427 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1430 * cppdefault.h (struct default_include): Add multilib flag.
1431 * cppdefault.c (cpp_include_defaults): Set it.
1432 * c.opt (-imultilib): New option.
1433 * c-opts.c (imultilib): New.
1434 (c_common_handle_option): Handle -imultilib.
1435 (c_common_post_options): Likewise.
1436 * c-incpath.c (add_standard_paths, register_include_chains):
1438 * c-incpath.h (register_include_chains): Add extra parameter.
1439 * gcc.c (do_spec_1): Generate -imultilib option.
1440 (The Specs Language): Update %I description.
1441 (process_command): Update copyright notice.
1442 * doc/cppopts.texi (-imultilib): Document.
1443 * doc/invoke.texi (-imultilib): Include in option summary.
1444 (%I): Update specs documentation.
1446 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1448 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1450 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1452 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1455 2006-01-20 Richard Guenther <rguenther@suse.de>
1456 Steven Bosscher <stevenb.gcc@gmail.com>
1458 PR rtl-optimization/24626
1459 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1460 EDGE_TRUE_VALUE if in RTL mode.
1463 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1464 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1466 2006-01-20 Dirk Mueller <dmueller@suse.com>
1469 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1470 instead of a special NOP marker.
1471 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1472 NOP marker handling.
1473 * c-common.h (empty_body_warning): Add forward declaration.
1474 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1475 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1477 2006-01-20 Paul Brook <paul@codesourcery.com>
1479 * Makefile.in (lang_checks): Keep going if mkdir fails.
1481 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1483 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1484 be able to clean out basic block when not necessary.
1485 (df_scan_free): Fixed to properly delete information if df is
1486 unused before calling df_finish.
1487 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1488 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1490 (df_bb_refs_delete): New function.
1491 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1492 * df-core.c (df_set_blocks): Added code to properly clean out
1493 unused blocks if they are not part of the blocks to consider.
1494 Added additional null check.
1495 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1496 be able to clean out basic block when not necessary
1497 * df.h (df_free_bb_function): Ditto.
1498 (df_bb_refs_delete): New function.
1499 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1500 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1501 basic block parameter to be able to clean out basic block when not
1503 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1504 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1505 Fixed to properly delete information if df is unused before
1508 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1510 PR rtl-optimization/25799
1511 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1512 Corrected confluence operator to remove bits from op2 before oring
1513 with op1 rather than removing bits from op1.
1514 (df_ru_transfer_function): Corrected test on wrong bitmap which
1515 caused infinite loop. Both of these problems were introduced in
1516 the dataflow rewrite.
1518 2006-01-19 DJ Delorie <dj@redhat.com>
1520 * reload1.c (find_reload_regs): Note the details of reload
1521 failures in the dump file.
1522 (spill_failure): Likewise.
1524 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1526 * loop-iv.c: Include df.h and hashtab.h.
1527 (enum iv_grd_result): New enum.
1528 (DF_REF_IV, DF_REF_IV_SET): New macros.
1529 (struct biv_entry): New.
1530 (df, bivs): New global variables.
1531 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1532 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1534 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1535 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1536 analyzed_for_bivness_p, record_biv): New functions.
1537 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1538 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1539 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1541 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1543 (iv_number_of_iterations): Use new interface to iv analysis.
1544 * loop-unroll.c: Do not include varray.h.
1545 (analyze_iv_to_split_insn): Use new interface to iv
1547 * loop-unswitch.c (may_unswitch_on): Ditto.
1548 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1550 (df_bb_modify): Realloc tables to the new index.
1551 (df_find_use): New function.
1552 * df.h (df_find_use): Declare.
1553 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1555 * cfgloop.h (struct rtx_iv): Remove analysed field.
1556 (iv_get_reaching_def): Removed.
1557 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1558 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1559 (loop-iv.o): Add df.h and hashtab.h dependency.
1560 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1562 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1565 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1567 (__floatundisf, __floatundidf): Likewise.
1568 * libgcc2.h (IS_IBM_EXTENDED): Define.
1570 2006-01-19 DJ Delorie <dj@redhat.com>
1572 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1574 2006-01-19 Paul Brook <paul@codesourcery.com>
1576 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1577 as nothrow when unwinding tables are disabled.
1579 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1582 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1583 of bit-field" when in system header.
1585 2006-01-19 DJ Delorie <dj@redhat.com>
1587 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1588 the 16 bit shift limit of the m16c.
1590 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1593 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1594 * config/i386/i386.c (output_set_got): Output the label if we have one
1595 for the TARGET_DEEP_BRANCH_PREDICTION case.
1597 2006-01-19 Jan Hubicka <jh@suse.cz>
1598 H.J. Lu <hongjiu.lu@intel.com>
1599 Evandro Menezes <evandro.menezes@amd.com>
1601 * invoke.texi (generic): Document
1603 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1604 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1605 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1606 (x86_use_incdec, x86_pad_returns): New variables
1607 (TARGET_CPU_DEFAULT_generic): New constant
1608 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1609 (enum processor_type): Add generic32 and generic64.
1610 * i386.md (cpu attribute): Add generic32/generic64
1611 (movhi splitter): Behave sanely when both partial_reg_dependency and
1612 partial_reg_stall are set.
1613 (K8 splitters): Enable for generic as well.
1614 * predicates.md (incdec_operand): Use TARGET_INCDEC
1615 (aligned_operand): Avoid memory mismatch stalls.
1616 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1617 * ppro.md: Enable for generic32
1618 * i386.c (generic64_cost, generic32_cost): New.
1619 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1620 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1621 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1622 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1623 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1624 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1625 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1626 x86_accumulate_outgoing_args, x86_prologue_using_move,
1627 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1628 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1630 (x86_use_incdec, x86_pad_returns): New.
1631 (override_options): Add generic32 and generic64, translate "generic"
1632 to generic32/generic64 and "i686" to "generic32", refuse
1633 "generic32"/"generic64" as arch target.
1634 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1635 (ix86_reorg): Honor PAD_RETURNS.
1637 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1639 * tree-pretty-print.c (dump_generic_node): Handle
1640 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1641 * cgraph.c (cgraph_expand_queue): Rename from
1642 cgraph_analyze_queue. Update all users.
1643 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1644 cgraph_expand_queue.
1645 (cgraph_expand_all_functions): Likewise.
1646 (cgraph_finalize_pending_functions): Remove. Update callers.
1648 * tree.h (OMP_DIRECTIVE_P): Define.
1649 (OMP_PARALLEL_FN): Define.
1650 (OMP_PARALLEL_DATA_ARG): Define.
1651 (OMP_SECTIONS_SECTIONS): Define.
1652 * tree-pass.h (pass_expand_omp): Declare.
1653 * omp-low.c (struct omp_region): Declare.
1654 (struct omp_context): Remove fields 'parallel_type',
1655 'parallel_start_ix' and 'parallel_start_additional_args'.
1657 (struct omp_for_data): Rename from struct expand_omp_for_data.
1658 (omp_regions): New static variable.
1659 (root_omp_region): New static variable.
1660 (find_omp_clause): Make static.
1661 (is_in_combined_parallel_ctx): Remove.
1662 (is_combined_parallel): New.
1663 (extract_omp_for_data): Move earlier in the file.
1664 (workshare_safe_to_combine_p): New.
1665 (get_ws_args_for): New.
1666 (determine_parallel_type): Move earlier in the file.
1667 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1669 (omp_copy_decl): Likewise.
1670 (create_omp_child_function): Likewise.
1671 (lookup_omp_region): New.
1672 (dump_omp_region): New.
1673 (debug_omp_region): New.
1674 (debug_all_omp_regions): New.
1675 (new_omp_region): New.
1676 (scan_omp_parallel): If parallel_nesting_level > 1, the
1677 directive is nested within another parallel directive.
1678 Set OMP_PARALLEL_FN.
1679 (scan_omp_for): Do not try to handle combined parallel+for
1681 Remove FIXME comment.
1682 (scan_omp_nested): Remove.
1683 (scan_omp_1): Do not call scan_omp_nested when
1684 parallel_nesting_level is > 1.
1685 Do not change the DECL_CONTEXT of local variables found.
1686 (lookup_decl_in_outer_ctx): New.
1687 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1688 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1689 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1690 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1691 If CTX is nested, lookup VAR in the outer context when
1692 building copy assignment.
1693 (lower_send_clauses): Rename from expand_send_clauses.
1694 If CTX is nested, lookup VAR in the outer context when
1695 building copy assignments.
1696 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1697 If CTX is nested, lookup VAR in the outer context when
1698 building copy assignments.
1699 (expand_parallel_call): Rename from build_parallel_call.
1700 Handle combined parallel+workshare cases.
1701 Re-implement to emit code into the CFG.
1703 (expand_omp_parallel): Re-implement to emit code into the CFG.
1704 Call move_sese_region_to_fn to outline the sub-graph
1705 containing the parallel region.
1706 (expand_omp_for_1): Remove.
1707 (expand_omp_for_generic): Re-implement to emit code into the
1709 (expand_omp_for_static_nochunk): Likewise.
1710 (expand_omp_for_static_chunk): Likewise.
1711 (expand_omp_for): Likewise.
1712 (expand_omp_sections): Likewise.
1713 (remove_exit_barriers): New.
1714 (expand_omp_synch): New.
1716 (build_omp_regions_1): New.
1717 (build_omp_regions): New.
1718 (execute_expand_omp): New.
1719 (gate_expand_omp): New.
1720 (pass_expand_omp): Define.
1721 (lower_omp_sections): Rename from expand_omp_sections.
1722 Set OMP_SECTIONS_SECTIONS.
1723 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1724 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1725 (lower_omp_single): Rename from expand_omp_simple.
1726 (lower_omp_master): Rename from expand_omp_master.
1727 (lower_omp_ordered): Rename from expand_omp_ordered.
1728 (lower_omp_critical): Rename from expand_omp_critical.
1729 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1730 (lower_omp_for): Re-implement.
1731 (lower_omp_parallel): Re-implement.
1732 (lower_regimplify): Rename from expand_regimplify.
1733 (lower_omp_1): Rename from expand_omp_1.
1734 If there are syntax errors in the program, replace every
1735 OpenMP directive with NOP.
1736 Call lower_omp_* instead of expand_omp_*.
1737 (lower_omp): Rename from expand_omp.
1739 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1740 * tree-gimple.h (enum omp_parallel_type): Remove.
1741 (gimple_boolify): Declare extern.
1742 (find_omp_clause, determine_parallel_type): Remove.
1744 * gimple-low.c (lower_omp_directive): New.
1745 (lower_stmt): Call it.
1746 (record_vars_into): Move from ...
1747 (record_vars): ... here.
1748 Call record_vars_into with current_function_decl.
1750 * gimplify.c (struct gimplify_ctx): Remove fields
1751 combined_pre_p and combined_ctxp. Update users.
1752 (get_formal_tmp_var): Add documentation.
1753 (gimple_boolify): Make extern.
1754 (gimplify_expr_in_ctx): Remove. Update callers.
1755 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1756 will always be a BIND_EXPR.
1757 (gimplify_expr): Handle OMP_RETURN_EXPR.
1758 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1759 (OMP_PARALLEL): Add 3 operands.
1760 (OMP_SECTIONS): Add 1 operand.
1761 (OMP_RETURN_EXPR): Define.
1763 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1764 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1765 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1766 creating a circular free list.
1767 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1769 * tree-flow.h (move_sese_region_to_fn): Declare.
1770 (record_vars_into): Declare.
1771 * tree-cfg.c (make_omp_sections_edges): New.
1772 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1773 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1774 OMP_SECTIONS and OMP_SECTION.
1775 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1776 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1777 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1778 (gather_blocks_in_sese_region): New.
1779 (struct move_stmt_d): Declare.
1781 (move_block_to_fn): New.
1782 (move_sese_region_to_fn): New.
1784 * passes.c (init_optimization_passes): Schedule
1785 pass_expand_omp after pass_init_datastructures.
1787 * tree-ssa-operands.c (get_expr_operands): Handle
1788 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1789 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1791 2006-01-19 Jeff Law <law@redhat.com>
1793 * tree-vrp.c (extract_range_from_assert): Refine the result range
1794 if the variable referenced by the ASSERT_EXPR has a range and
1795 either the tentative result range or the previous range is a
1798 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1800 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1802 2006-01-19 Jan Hubicka <jh@suse.cz>
1804 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1806 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1808 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1809 (expand_compound_operation, expand_field_assignment): Fail if the
1810 bit lengths of an extract operation are out of range.
1811 (make_extraction): Compute wanted_inner_mode based on the position
1812 and length of the extraction. Make it extraction_mode for non-constant
1813 positions, and do not modify offset in that case. When generating a
1814 new MEM, use a mode that can hold the extraction while keeping correct
1815 alignment. Remove code that supported MEMs wrapped by USEs.
1816 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1818 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1820 * config/s390/s390.md ("Y", "y"): New mode attribute.
1821 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1822 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1823 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1824 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1825 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1826 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1827 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1828 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1829 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1830 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1831 "addsi3", "subsi3"): Insn patterns removed.
1832 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1833 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1834 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1835 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1836 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1837 "*sub<mode>3_cconly2"): New insn patterns.
1838 ("addsi3", "subsi3"): New expanders.
1840 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1842 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1843 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1844 existing STMT_VINFO_VECTYPE if available.
1845 (vect_mark_relevant): Add special handling for stmts that are
1846 marked as STMT_VINFO_IN_PATTERN_P.
1847 (vect_analyze_loop): Call vect_pattern_recog.
1848 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1849 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1851 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1852 (vect_recog_func_ptr): New function-pointer type.
1853 * tree-vect-patterns.c: New file.
1854 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1855 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1856 (vect_pattern_recog_1): New functions.
1857 (vect_pattern_recog_funcs): New array of function pointers.
1859 * tree-vectorizer.h (ternary_op): New enum value.
1860 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1861 declaration. Revised documentation. Removed redundant dump prints.
1862 Removed redundant argument. Added support for reduction patterns.
1863 (vectorizable_reduction): Added support for reduction patterns.
1864 (vect_transform_stmt): Added support for patterns.
1866 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1867 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1868 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1869 (expand_widen_pattern_expr): New function.
1870 (init_optabs): Initialize new optabs udot_prod_optab,
1872 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1873 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1874 (expand_widen_pattern_expr): New function declaration.
1875 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1877 * tree-inline.c (estimate_num_insns_1): Added cases for new
1878 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1879 * tree-pretty-print.c (dump_generic_node): Likewise.
1880 (op_prio): Likewise.
1881 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1882 * tree-ssa-operands.c (get_expr_operands): Added case for
1884 * tree-vect-patterns.c (widened_name_p): New function.
1885 (vect_recog_dot_prod_pattern): Added function implementation.
1886 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1887 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1888 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1889 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1891 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1892 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1893 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1894 (init_optabs): Initialize new optabs widen_ssum_optab,
1896 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1897 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1898 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1899 use instead of type of def.
1900 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1901 function implementation.
1902 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1903 widen_ssumv8hi): New.
1905 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1908 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1911 * c-decl.c (add_flexible_array_elts_to_size): New function.
1912 (finish_decl): Use it.
1914 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1916 * diagnostic.h: Include options.h.
1917 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1918 dependancies for diagnostic.h.
1919 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1921 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1923 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1924 (ssa_ro_call_cache_valid): Ditto.
1925 * tree-ssa-alias.c (sort_tags_by_id): New function.
1926 (init_transitive_clobber_worklist): Ditto.
1927 (add_to_worklist): Ditto.
1928 (mark_aliases_call_clobbered): Ditto.
1929 (compute_tag_properties): Ditto.
1930 (set_initial_properties): Ditto.
1931 (compute_call_clobbered): Ditto.
1932 (compute_may_aliases): Call compute_call_clobbered and grouping.
1933 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1934 (compute_flow_insensitive_aliasing): Grouping now happens in our
1936 (setup_pointers_and_addressables): Remove clobbering related code.
1937 (add_may_alias): Ditto.
1938 (replace_may_alias): Ditto.
1939 (get_nmt_for): Ditto.
1940 (create_global_var):
1941 (is_escape_site): Return an escape_type enumeration.
1942 * tree-flow-inline.h (is_call_clobbered): Global var does not
1943 imply call clobbered.
1944 (mark_call_clobbered): Take a reason for marking this. Remove
1945 marking of globalness, and cache invalidation.
1946 (clear_call_clobbered): Remove cache invalidation code.
1947 * tree-dfa.c (dump_variable): If details is on, dump the reason
1949 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1951 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1952 (struct var_ann_d): Ditto.
1953 (enum escape_type): New.
1954 (mark_call_clobbered): Adjust prototype.
1955 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1956 are never call clobbered.
1957 Record reasons for escaping.
1958 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1959 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1960 (ssa_ro_call_cache_valid): Ditto.
1961 (clobbered_v_may_defs): Ditto.
1962 (clobbered_vuses): Ditto.
1963 (ro_call_vuses): Ditto.
1964 (clobber_stats): New.
1965 (init_ssa_operands): Zero out clobber stats.
1966 (fini_ssa_operands): Print out clobber stats.
1967 (get_call_expr_operands): Pass callee fndecl to
1969 (add_call_clobber_ops): Remove use of cache.
1970 Add use of PURE_CONST information.
1971 (add_call_read_ops): Remove use of cache.
1972 Add use of static not_read information.
1974 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1976 Introduce TLS descriptors for i386 and x86_64.
1977 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1978 (TARGET_ANY_GNU_TLS): New macro.
1979 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1980 (struct machine_function): Add tls_descriptor_call_expanded_p.
1981 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1982 (ix86_current_function_calls_tls_descriptor): Likewise.
1983 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1984 (override_options): Introduce gnu2 tls dialect.
1985 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1987 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1989 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1990 (ix86_init_machine_status): Initialize new field.
1991 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1992 (ix86_tls_module_base): New.
1993 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1994 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1995 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1996 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1997 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1998 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1999 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2000 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2001 * config/i386/predicates.md (tls_modbase_operand): New.
2002 (tp_or_register_operand): New.
2004 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2006 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2007 (look_for_address_of): Ditto.
2008 (ipa_init): Walk the function decls.
2009 (static_execute): Don't set readonly on FUNCTION_DECL's.
2011 2006-01-18 Roger Sayle <roger@eyesopen.com>
2013 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2014 for shifts where the source and destination registers are different.
2016 2006-01-18 Paul Brook <paul@codesourcery.com>
2018 Merge from csl-arm-branch.
2019 2005-03-14 Julian Brown <julian@codesourcery.com>
2020 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2021 (aeabi_llsl): Likewise.
2022 (ashrdi3): Likewise.
2023 (aeabi_lasr): Likewise.
2024 (lshrdi3): Likewise.
2025 (aeabi_llsr): Likewise.
2026 2005-03-10 Julian Brown <julian@codesourcery.com>
2027 * config.gcc: Disable shared libgcc for SymbianOS.
2028 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2030 2006-01-18 DJ Delorie <dj@redhat.com>
2032 * c-pragma.c (handle_pragma_diagnostic): New.
2033 (init_pragma): Register it.
2034 * doc/extend.texi: Document it.
2036 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2037 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2038 (diagnostic_context): Add classify_diagnostic[].
2039 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2040 as errors if they're overridden to DK_WARNING.
2041 (diagnostic_initialize): Initialize classify_diagnostic[].
2042 (diagnostic_set_kind_override): New.
2043 (diagnostic_report_diagnostic): Check for kind changes.
2044 * opts.c (common_handle_option): Take lang_mask. Update callers.
2046 * common.opt (Werror=): New.
2047 * doc/invoke.texi: Document -Werror=*
2049 2006-01-18 Jeff Law <law@redhat.com>
2051 * tree-vrp.c (test_for_singularity): Correct test for new
2052 min limit. Use operand_equal_p rather than pointer equality
2053 for testing if new min/max values are equal.
2055 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2056 using range information until after propagation and folding.
2058 2006-01-18 Richard Henderson <rth@redhat.com>
2059 Aldy Hernandez <aldyh@redhat.com>
2060 Jakub Jelinek <jakub@redhat.com>
2061 Diego Novillo <dnovillo@redhat.com>
2063 * omp-low.c: New file.
2064 * c-omp.c: New file.
2066 2006-01-18 Richard Henderson <rth@redhat.com>
2067 Jakub Jelinek <jakub@redhat.com>
2068 Diego Novillo <dnovillo@redhat.com>
2070 * doc/invoke.texi: Document -fopenmp.
2071 * tree-dump.h (debug_function): Declare.
2072 * hooks.c (hook_bool_tree_bool_false): New function.
2073 (hook_tree_tree_null): Remove.
2074 (hook_tree_tree_tree_null): New.
2075 * hooks.h: Update to match.
2076 * tree-pretty-print.c (debug_tree_chain): New.
2077 (print_generic_expr): Handle TDF_CHAIN.
2078 (dump_generic_node): Handle BLOCK.
2079 Do not abort with incomplete SWITCH_EXPRs.
2080 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2081 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2082 print space after directive name.
2083 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2084 Handle OMP_MASTER and OMP_ORDERED.
2085 Handle printing of OMP_BODY just in one place, goto
2086 dump_omp_body in the rest of OMP_* nodes that have
2088 Don't handle clause nodes here. Update omp statements to
2089 use dump_omp_clauses.
2090 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2091 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2092 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2093 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2094 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2095 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2096 Adjust output for GOMP_PARALLEL.
2097 (dump_omp_clauses): New.
2098 (print_declaration): Dump DECL_VALUE_EXPR.
2099 (op_symbol_1): Split out of op_symbol.
2100 (dumping_stmts): Remove. Update all users.
2101 * cgraph.c (cgraph_analyze_queue): New.
2102 (cgraph_add_new_function): New.
2103 * cgraph.h (cgraph_analyze_queue): Declare.
2104 (cgraph_add_new_function): Declare.
2105 (cgraph_lower_function): Remove.
2106 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2107 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2108 and TYPE_P nodes in its default clause.
2109 (empty_body_p): New.
2110 (tree_range_check_failed): New.
2112 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2113 OMP_CLAUSE_REDUCTION_MERGE,
2114 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2115 OMP_CLAUSE_PRIVATE_DEBUG,
2116 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2117 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2118 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2119 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2120 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2121 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2122 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2123 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2124 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2125 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2126 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2127 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2128 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2129 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2130 (TREE_RANGE_CHECK): New.
2131 (empty_body_p): Declare.
2132 (enum omp_clause_default_kind): New.
2133 (build_string_literal): Declare.
2134 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2135 (build5_stat, build5): Declare.
2136 * tree-pass.h (TDF_CHAIN): Define.
2137 * tree-pass.h (PROP_gimple_lomp): Define.
2138 (pass_lower_omp): Declare.
2139 * diagnostic.h (debug_tree_chain): Declare.
2140 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2142 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2143 * builtins.c (build_string_literal): Make extern.
2144 * gcc.c (include_spec_function): New.
2145 (static_spec_functions): Add it.
2146 (main): Move load of libgomp.spec ...
2147 (LINK_COMMAND_SPEC): ... here.
2148 (link_gomp_spec): New.
2149 (static_specs): Include it.
2150 (LINK_COMMAND_SPEC): Add link_gomp.
2151 (GOMP_SELF_SPECS): New.
2152 (driver_self_specs): Include it.
2153 (switch_matches): Don't mark inline.
2154 (main): Load libgomp.spec.
2155 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2156 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2157 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2158 * tree-gimple.h (enum omp_parallel): Declare.
2159 (determine_parallel_type): Declare.
2160 (omp_firstprivatize_variable): Declare.
2161 (omp_reduction_init): Declare.
2162 (diagnose_omp_structured_block_errors): Declare.
2163 (struct walk_stmt_info): Add want_return_expr.
2164 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2165 (find_omp_clause): Declare.
2166 (insert_field_into_struct): Declare.
2167 (struct walk_stmt_info): Move from tree-nested.c
2168 (walk_stmts): Declare.
2169 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2171 * cgraphunit.c (cgraph_lower_function): Make static.
2172 (cgraph_finalize_pending_functions): New.
2173 (cgraph_finalize_function): Call it.
2174 (cgraph_finalize_compilation_unit): Likewise.
2175 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2176 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2177 (BT_FN_UINT_UINT): New.
2178 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2179 DEF_FUNCTION_TYPE_VAR_4): Document.
2180 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2181 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2182 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2183 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2184 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2185 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2186 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2187 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2188 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2189 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2190 into separate files.
2191 (DEF_GOMP_BUILTIN): New.
2192 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2193 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2194 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2195 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2196 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2197 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2198 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2199 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2200 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2201 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2202 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2203 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2204 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2205 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2206 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2207 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2208 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2209 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2210 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2211 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2212 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2213 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2214 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2215 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2216 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2217 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2218 * sync-builtins.def: New file, moved from builtins.def.
2219 * omp-builtins.def: New file, moved from builtins.def.
2220 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2221 * gimple-low.c (lower_function_body): Clear data.
2222 (lower_stmt): Do not handle COMPOUND_EXPR.
2223 Remove call to print_node_brief.
2224 * c-tree.h (c_finish_omp_clauses): New prototype.
2225 (C_DECL_THREADPRIVATE_P): Define.
2226 (lookup_name_no_remap, c_omp_remap_private): Remove
2227 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2228 (check_for_loop_decls): Update decl.
2229 (lookup_name_no_remap, c_omp_remap_private): Declare.
2230 (build_indirect_ref, build_modify_expr, pushdecl,
2231 pushdecl_top_level): Move to c-common.h.
2232 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2233 before the switch, but just in the 2 places that need it.
2234 * c-decl.c (diagnose_mismatched_decls): Do not check for
2235 mismatched thread-local attributes when OLDDECL is marked
2236 threadprivate and NEWDECL has no thread-local attributes.
2237 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2238 (c_gimple_diagnostics_recursively): Rename from
2239 c_warn_unused_result_recursively. Invoke
2240 diagnose_omp_structured_block_errors.
2241 (check_for_loop_decls): Return a singular decl found.
2242 * langhooks.c (lhd_omp_predetermined_sharing): Return
2243 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2244 (lhd_omp_firstprivatize_type_sizes): New.
2245 (lhd_omp_assignment): New.
2246 (lhd_omp_predetermined_sharing): New.
2247 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2248 (struct lang_hooks_for_types): Add
2249 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2250 omp_predetermined_sharing, omp_disregard_value_expr,
2251 omp_private_debug_clause, omp_clause_default_ctor,
2252 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2253 (c_finish_omp_clauses): New.
2254 (c_finish_bc_stmt): Diagnose break within omp for.
2255 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2256 (build_unary_op): Return error_mark after reporting
2258 (build_modify_expr): Likewise.
2259 * gimplify.c: Include optabs.h and pointer-set.h.
2260 (enum gimplify_omp_var_data): Declare.
2261 (struct gimplify_omp_ctx): Declare.
2262 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2264 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2265 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2266 (splay_tree_compare_decl_uid): New.
2267 (new_omp_context): New.
2268 (delete_omp_context): New.
2269 (gimple_add_tmp_var): Call omp_add_variable.
2270 (gimplify_bind_expr): Likewise.
2271 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2272 true, disregard DECL_VALUE_EXPR on the decl if any.
2273 (gimplify_expr_in_ctx): New.
2274 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2275 omp_add_variable, omp_notice_variable, omp_is_private
2276 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2277 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2278 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2279 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2280 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2281 gimplify_omp_atomic): New.
2282 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2283 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2284 OMP_CRITICAL and OMP_ATOMIC.
2285 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2286 * c-pragma.h (enum pragma_kind): Add
2287 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2288 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2289 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2290 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2291 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2292 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2293 PRAGMA_OMP_THREADPRIVATE.
2294 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2295 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2296 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2297 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2298 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2299 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2300 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2301 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2302 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2303 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2304 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2305 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2306 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2308 (struct nesting_info): Add field_map,
2309 suppress_expansion, debug_var_chain.
2310 (create_nesting_tree): Initialize them.
2311 (lookup_field_for_decl): Use field_map.
2312 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2313 (convert_local_omp_clauses): New.
2314 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2315 (walk_body): Split out of walk_function.
2316 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2317 (convert_nonlocal_reference): Handle omp statements.
2318 (convert_local_reference): Likewise.
2319 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2320 (unnest_nesting_tree): New.
2321 (lower_nested_functions): Call it.
2322 (insert_field_into_struct): Make extern.
2323 (struct walk_stmt_info): Move to tree-gimple.h.
2324 (walk_stmts): Make extern.
2325 * omp-builtins.def: New file.
2326 * tree-iterator.c (expr_only): Clarify comment.
2327 * c-common.h (pushdecl_top_level, pushdecl,
2328 build_modify_expr, build_indirect_ref,
2329 c_finish_omp_master, c_finish_omp_critical,
2330 c_finish_omp_ordered, c_finish_omp_barrier,
2331 c_finish_omp_atomic, c_finish_omp_flush,
2332 c_finish_omp_for, c_split_parallel_clauses,
2333 omp_clause_default_kind, c_omp_sharing_predetermined,
2334 c_omp_remap_decl): Declare.
2335 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2336 (OBJS-common): Add omp-low.o.
2337 (c-omp.o, omp-low.o): Add.
2338 (gimplify.o): Add dependency on $(OPTABS_H).
2339 (GTFILES): Add omp-low.c.
2340 (gt-stringpool.h): Add.
2341 * tree-cfg.c (set_bb_for_stmt): Do not update the
2342 block-to-labels map if we are currently expanding to RTL.
2343 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2345 Handle IDENTIFIER_NODE.
2346 (tree_verify_flow_info): Do not ICE when emitting error
2347 messages about invalid labels.
2348 (dump_function_to_file): Reset CFUN before emitting the body
2350 (debug_function): New.
2351 * passes.c (init_optimization_passes): Schedule
2353 * langhooks-def.h (lhd_omp_predetermined_sharing,
2354 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2356 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2357 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2358 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2359 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2360 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2361 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2362 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2363 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2364 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2365 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2366 (LANG_HOOK_DECLS): Use them.
2368 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2369 Richard Henderson <rth@redhat.com>
2370 Jakub Jelinek <jakub@redhat.com>
2371 Diego Novillo <dnovillo@redhat.com>
2373 * c-parser.c (pragma_omp_clause): Define.
2374 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2375 (c_parser_compound_statement): Likewise.
2376 (c_parser_statement): Likewise.
2377 (c_parser_pragma): Handle omp pragmas.
2378 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2379 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2380 (c_parser_omp_clause_name, check_no_duplicate_clause,
2381 c_parser_omp_variable_list,
2382 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2383 c_parser_omp_clause_copyprivate,
2384 c_parser_omp_clause_default,
2385 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2386 c_parser_omp_clause_lastprivate,
2387 c_parser_omp_clause_nowait,
2388 c_parser_omp_clause_num_threads,
2389 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2390 c_parser_omp_clause_reduction,
2391 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2392 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2393 c_parser_omp_atomic, c_parser_omp_barrier,
2394 c_parser_omp_critical, c_parser_omp_flush,
2395 c_parser_omp_for_loop, c_parser_omp_for,
2396 c_parser_omp_master, c_parser_omp_ordered,
2397 c_parser_omp_sections_scope, c_parser_omp_sections,
2398 c_parser_omp_parallel, c_parser_omp_single,
2399 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2400 * c-pragma.c (init_pragma): Do omp pragma registration here.
2401 * c.opt (fopenmp): New flag.
2403 2006-01-18 Eric Christopher <echristo@apple.com>
2405 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2406 * config/darwin.h (GOMP_SELF_SPECS): Define.
2408 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2410 * rtl.h: Remove the prototype for reg_alloc.
2412 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2415 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2416 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2417 sjlj and dwarf2 exception handling.
2418 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2419 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2420 * pa/pa.c (function_value): Treat complex and vector types as
2422 (function_arg): Likewise. Only pass scalar floats in the floating
2423 point argument registers.
2424 * pa/t-slibgcc-dwarf-ver: New file.
2425 * pa/t-slibgcc-sjlj-ver: New file.
2426 * pa/t-slibgcc-elf-ver: Delete file.
2428 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2430 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2431 unlikely_test_section_p test.
2433 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2435 * mode-switching.c (optimize_mode_switching): Make it static.
2436 * basic-block.h: Remove the prototype for
2437 optimize_mode_switching.
2439 * modulo-sched.c (sms_schedule): Make it static.
2440 * rtl.h: Remove the prototype for sms_schedule.
2442 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2443 * rtl.h: Remove the prototype for gcse_after_reload_main.
2445 * reg-stack.c (reg_to_stack): Make it static.
2446 * rtl.h: Remove the prototype for reg_to_stack.
2448 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2450 * rtl.h: Remove the prototypes for regrename_optimize and
2451 copyprop_hardreg_forward.
2453 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2455 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2456 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2457 Test against the appropriate null constant for the mode.
2458 If 'fixup_overlap' is true, swap the operands if they overlap.
2459 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2460 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2461 alpha_split_tmode_pair and adjust for above change.
2462 * config/alpha/alpha.md (movtf_internal): Adjust call to
2463 alpha_split_tfmode_pair and rely on it to swap the operands.
2464 (movti_internal): New insn and post-reload splitter.
2465 (movti): New expander.
2467 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2469 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2472 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2474 * rtlanal.c (global_reg_mentioned_p_1,
2475 global_reg_mentioned_p): Remove.
2476 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2478 * flow.c (initialize_uninitialized_subregs): Make it static.
2479 * rtl.h: Remove the prototype for
2480 initialize_uninitialized_subregs.
2482 * function.c (instantiate_virtual_regs): Make it static.
2483 * function.h: Remove the prototype for
2484 instantiate_virtual_regs.
2486 * regmove.c (regmove_optimize, combine_stack_adjustments):
2488 * rtl.h: Remove the prototypes for regmove_optimize and
2489 combine_stack_adjustments.
2491 2006-01-17 Roger Sayle <roger@eyesopen.com>
2493 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2494 (size_cost): Encode costs in bytes so that a reg-reg addition is
2495 equivalent to COSTS_N_INSNS(1).
2496 (override_options): Use the size_cost.branch_cost as the default
2497 ix86_branch_cost when optimizing for size.
2499 2006-01-18 Ben Elliston <bje@au.ibm.com>
2501 * Makefile.in (D32PBIT_FUNCS): New.
2502 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2503 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2504 D64PBIT_FUNCS and D128PBIT_FUNCS.
2505 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2506 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2508 (decnumber_dep): Define.
2509 * doc/libgcc.texi (Decimal float library routines): New node.
2510 * config/dfp-bit.h, config/dfp-bit.c: New files.
2512 2006-01-18 Ben Elliston <bje@au.ibm.com>
2514 * expr.c (emit_move_change_mode): Always adjust addresses, not
2515 just during reload. Copy replacements only during reload.
2516 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2517 emit_move_via_integer.
2519 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2521 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2522 instead of $(srcdir) and ${srcdir}.
2524 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2528 * arm.h (struct machine_function): Add pic_reg.
2529 * arm.c (arm_pic_register): Make unsigned.
2530 (arm_override_options): Only set arm_pic_register if
2531 TARGET_SINGLE_PIC_BASE.
2532 (use_return_insn): Only test for a pic register if it is fixed.
2533 (arm_compute_save_reg0_reg12_mask): Likewise.
2534 (thumb_compute_save_reg_mask): Likewise.
2535 (legitimate_pic_operand): Factor out some known invariants.
2536 (legitimize_pic_address): If we don't have a fixed pic register,
2537 then set up a pseudo in the function entry sequence. Handle the
2538 pic base being in a pseudo.
2539 (arm_load_pic_register): Handle the pic register being in a pseudo.
2540 (arm_expand_prologue): Only set up the pic register if it is fixed.
2541 (thumb_expand_prologue): Likewise.
2542 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2543 (pic_load_addr_based_insn): Likewise.
2544 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2547 2006-01-18 Ben Elliston <bje@au.ibm.com>
2549 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2550 decimal float modes for all floating point registers.
2552 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2553 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2555 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2558 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2559 even when the pointer is not NULL.
2561 2006-01-16 Ian Lance Taylor <ian@airs.com>
2563 * common.opt (ftoplevel-reorder): New option.
2564 * cgraph.c (cgraph_asm_nodes): New global variable.
2565 (cgraph_asm_last_node): New static variable.
2566 (cgraph_order): New global variable.
2567 (cgraph_create_node): Set new order field.
2568 (cgraph_varpool_node): Likewise.
2569 (decide_is_variable_needed): Return true if not
2570 flag_toplevel_reorder.
2571 (cgraph_add_asm_node): New function.
2572 * cgraph.h (struct cgraph_node): Add order field.
2573 (struct cgraph_varpool_node): Add order field.
2574 (struct cgraph_asm_node): Define.
2575 (cgraph_asm_nodes, cgraph_order): Declare.
2576 (cgraph_add_asm_node): Declare.
2577 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2579 (cgraph_varpool_assemble_pending_decls): Call it.
2580 (cgraph_output_pending_asms): New static function.
2581 (cgraph_finalize_compilation_unit): Call it.
2582 (struct cgraph_order_sort): Define.
2583 (cgraph_output_in_order): New static function.
2584 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2585 !flag_toplevel_reorder case.
2586 * c-parser.c: Include "cgraph.h".
2587 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2589 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2590 than -fno-unit-at-a-time.
2591 * doc/invoke.texi (Option Summary): Mention
2592 -fno-toplevel-reorder.
2593 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2594 -funit-at-a-time documentation.
2596 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2597 Kazu Hirata <kazu@codesourcery.com>
2599 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2601 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2603 * Makefile.in (FUNCTION_H): New. Use it instead of
2604 function.h throughout the file.
2605 * function.h: Include tree.h.
2607 2006-01-17 Ben Elliston <bje@au.ibm.com>
2609 * recog.c: Separate some functions with whitespace.
2611 2006-01-16 Richard Henderson <rth@redhat.com>
2613 Merge from gomp branch:
2614 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2615 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2616 and rename from struct inline_data. Rename callee* to dst*;
2617 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2618 transform_new_cfg, transform_return_to_modify, and
2619 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2621 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2622 (copy_decl_for_dup): Remove.
2623 * tree-inline.c (struct inline_data): Move to header.
2624 (insert_decl_map): Export.
2625 (remap_decl): Update for member name changes. Use copy_decl hook.
2626 Allow for replacement to be a non-decl. Remove dead code.
2627 (remap_type_1): Check for existing mapping.
2628 (remap_type): Export.
2629 (remap_decls): Update for member name changes.
2630 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2631 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2632 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2633 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2634 (tree_function_versioning, build_duplicate_type): Likewise.
2635 (copy_body_r): Likewise. Export.
2636 (copy_decl_for_dup): Split into ...
2637 (copy_decl_for_dup_finish, copy_decl_to_var,
2638 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2639 (replace_ref_tree, inlining_p): Remove.
2641 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2643 * ifcvt.c (if_convert): Make it static.
2644 * rtl.h: Remove the prototype for if_convert.
2646 * local-alloc.c (local_alloc): Make it static.
2647 * rtl.h: Remove the prototype for local_alloc.
2649 * loop.c (loop_optimize): Make it static.
2650 * cfgloop.h: Remove the prototype for loop_optimize.
2653 2006-01-16 DJ Delorie <dj@redhat.com>
2655 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2658 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2660 * pa.md: Disparage copies between general and floating-point registers
2661 in 32-bit move patterns.
2663 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2666 * Makefile.in (check-%): Depend on site.exp instead of
2667 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2670 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2672 * global.c (global_alloc): Make it static.
2673 * rtl.h: Remove the prototype for global_alloc.
2675 2006-01-16 Richard Guenther <rguenther@suse.de>
2677 * tree-ssa-alias.c (struct used_part): Add write_only field.
2678 (get_or_create_used_part_for): Initialize it to true.
2679 (create_overlap_variables_for): Don't create structure variables
2680 for structures that only are written to.
2681 (find_used_portions): Handle MODIFY_EXPR to track whether a
2682 structure is only written to.
2684 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2686 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2688 * basic-block.h: Remove the prototype for
2689 partition_hot_cold_basic_blocks.
2691 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2693 * cppspec.c (lang_specific_spec_functions): Remove.
2694 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2695 * gcc.h (lang_specific_spec_functions): Remove.
2696 * gccspec.c (lang_specific_spec_functions): Remove.
2698 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2700 * combine.c (record_value_for_reg): Invalidate registers
2702 (record_dead_and_set_regs_1): Likewise, by passing them to
2703 record_value_for_reg.
2704 (record_dead_and_set_regs): Invalidate stores made by a
2705 call. We do not combine across a call, but we still
2706 relied on equivalences.
2708 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2710 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2711 vrp_int_const_binop returning non-constant nodes.
2713 2006-01-16 Paul Brook <paul@codesourcery.com>
2715 * config/m68k/m68k.c (output_move_const_into_data_reg):
2716 Output correct mnemonic for mvz and mvs.
2718 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2720 * rtl-factoring.c: Add sequence abstraction algorithm.
2721 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2722 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2724 (block_has_preserve_label): New function.
2725 * common.opt: Register new pass.
2726 * Makefile.in: Ditto.
2728 * timevar.def: Ditto.
2729 * tree-pass.h: Ditto.
2730 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2731 * rtl.h (make_jump_insn_raw): Add forward decl.
2732 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2734 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2735 Roger Sayle <roger@eyesopen.com>
2737 * fold-const.c (fold_minmax): New static function.
2738 (fold_binary) <MIN_EXPR>: Call it.
2739 <MAX_EXPR>: Likewise.
2740 * stor-layout.c (place_field): Use DECL_SIZE consistently
2741 in the computation of the new record size.
2743 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2745 * cse.c (cse_condition_code_reg): Make it static.
2746 * rtl.h: Remove the prototype for cse_condition_code_reg.
2748 * combine.c (combine_instructions): Make it static.
2749 * rtl.h: Remove the prototype for combine_instructions.
2751 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2754 * tree.c (get_file_function_name_long): Concatenate the first global
2755 object name with a string derived from the input filename of the object
2758 2006-01-16 Ben Elliston <bje@au.ibm.com>
2760 * config/i386/winnt-stubs.c: Update FSF address.
2761 * config/xtensa/ieee754-df.S: Ditto.
2762 * config/xtensa/ieee754-sf.S: Ditto.
2764 2006-01-14 Ian Lance Taylor <ian@airs.com>
2766 * ifcvt.c (noce_init_if_info): New static function, broken out of
2767 noce_process_if_block.
2768 (noce_process_if_block): Call noce_init_if_info.
2769 (check_cond_move_block): New static function.
2770 (cond_move_process_if_block): New static function.
2771 (process_if_block): Call cond_move_process_if_block.
2773 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2775 * cselib.c (hash_table): Rename to cselib_hash_table.
2776 (cselib_clear_table, discard_useless_values,
2777 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2778 cselib_init, cselib_finish): Adjust uses of hash_table.
2780 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2782 PR tree-optimization/25485
2783 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2784 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2785 is known to be false and true, respectively.
2787 2006-01-14 Richard Guenther <rguenther@suse.de>
2789 PR tree-optimization/22548
2790 PR tree-optimization/22555
2791 PR tree-optimization/22501
2792 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2793 * params.def (salias-max-array-elements): New parameter.
2794 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2795 * doc/invoke.texi (salias-max-array-elements): Document.
2796 * tree-flow-inline.h (var_can_have_subvars): We also handle
2798 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2800 * tree-ssa-structalias.c (params.h): Include.
2801 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2802 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2803 (get_constraint_for): For ADDR_EXPR operating on something
2804 containing an ARRAY_REF, add all subvars to the solution.
2805 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2806 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2807 for creating MUST_DEFs.
2808 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2810 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2812 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2814 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2815 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2816 number_of_iterations_le): New functions.
2817 (number_of_iterations_special): Removed.
2818 (number_of_iterations_exit): Do not use number_of_iterations_special.
2819 * tree.c (unsigned_type_for): Always return integer type.
2821 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2822 Richard Guenther <rguenther@suse.de>
2824 PR rtl-optimization/24257
2825 * gcse.c (find_moveable_store): Only consider a store movable
2826 when the SET_SRC of the insn can be assigned to a register.
2828 2006-01-14 Ian Lance Taylor <ian@airs.com>
2830 * tree.c (tree_not_class_check_failed): New function.
2831 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2832 (tree_not_class_check_failed): Declare.
2834 2006-01-13 Ian Lance Taylor <ian@airs.com>
2836 * reload1.c (do_output_reload): Add assertion rejecting a
2839 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2841 * combine.c (struct reg_stat): Add new fields truncation_label and
2843 (record_value_for_reg): Reset truncated_to_mode.
2844 (record_truncated_value): New function.
2845 (check_promoted_subreg): Call it. Rename to check_conversions.
2846 (combine_instructions): Rename check_promoted_subreg to
2848 (reg_truncated_to_mode): New function.
2849 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2850 (gen_lowpart_or_truncate): New function.
2851 (force_to_mode): Use it instead of gen_lowpart.
2853 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2855 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2856 VAR is a tag, not its type tag.
2858 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2860 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2861 alternatives to match style of other entries.
2862 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2864 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2866 PR tree-optimization/25771
2867 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2870 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2873 * tree-inline.c (declare_return_variable): If the return variable
2874 was marked as a non gimple complex, set the return slot variable
2875 to be a non gimple comple variable.
2877 2006-01-13 Richard Guenther <rguenther@suse.de>
2879 * builtins.c (expand_builtin_sincos): New function.
2880 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2882 (expand_builtin): Expand sincos using expand_builtin_sincos.
2884 2006-01-12 DJ Delorie <dj@redhat.com>
2886 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2887 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2888 so that constant shifts can be split.
2889 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2890 (m32c_valid_pointer_mode): Make static.
2891 (shift_gen_func_for): New.
2892 (m32c_prepare_shift): Use it. Split large const shifts into
2894 * config/m32c/predicates.md (shiftcount_operand): Allow more
2896 (longshiftcount_operand): New.
2897 * doc/md.texi (Machine Constraints): Document In6.
2899 2006-01-13 Ben Elliston <bje@au.ibm.com>
2901 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2902 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2905 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2907 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2908 to try to avoid clobbering pieces of structures when we know
2909 something about the whole structure.
2910 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2912 2006-01-13 Ben Elliston <bje@au.ibm.com>
2914 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2915 return in memory, as this is no limitation is no longer present.
2917 2006-01-12 DJ Delorie <dj@redhat.com>
2919 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2920 mova with fb, and for fb+0 -> An.
2922 * config/m32c/mov.md (peephole2): Fix enabling logic.
2924 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2925 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2926 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2927 FINI_ARRAY_SECTION_ASM_OP): Define.
2929 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2931 (m32c_legitimize_reload_address): New logic to reload FB to An.
2932 (m32c_output_reg_push): Add newline.
2933 (m32c_output_reg_pop): Likewise.
2935 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2937 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2939 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2941 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2943 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2945 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2948 2006-01-11 Ben Elliston <bje@au.ibm.com>
2950 * rtlanal.c (find_reg_note): Assert insn is not null.
2952 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2954 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2957 2006-01-11 Jeff Law <law@redhat.com>
2959 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2961 (mark_threaded_blocks, register_jump_thread): New functions.
2962 (thread_through_all_blocks): Remove unwanted argument. No
2963 longer rely on e->aux to communicate thread target info.
2964 Call mark_threaded_blocks. Release the threaded_blocks
2965 bitmap and threaded_edges vector when complete.
2966 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2967 (threaded_blocks): Remove.
2968 (tree_ssa_dominator_optimize): Remove initialization and
2969 finalization of threaded_blocks. Simplify call to
2970 thread_through_all_blocks.
2971 (thread_across_edge): Call register_jump_thread rather than
2972 storing thread information into e->aux.
2973 (free_all_edge_infos): Simplify now that e->aux is no longer
2974 used to communicate with thread_through_all_blocks.
2975 * tree-flow.h (thread_through_all_blocks): Update prototype.
2976 (register_jump_thread): Prototype.
2978 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2980 * df-core.c (df_compact_blocks, df_bb_replace): Use
2981 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2983 2006-01-11 Richard Guenther <rguenther@suse.de>
2985 PR tree-optimization/25734
2986 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2987 stop propagation after successful propagation to the LHS.
2989 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2991 * basic-block.h (control_flow_graph): Change the type of
2992 x_basic_block_info to VEC(basic_block,gc) *.
2993 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2995 (SET_BASIC_BLOCK): New.
2996 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2997 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2998 * cfgbuild.c (find_basic_blocks): Likewise.
2999 * cfglayout.c (fixup_reorder_chain): Likewise.
3000 * cfgrtl.c (create_basic_block_structure,
3001 rtl_create_basic_block): Likewise.
3002 * ifcvt.c (find_if_case_1): Likewise.
3003 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3006 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3008 * Makefile.in: Removed rotted odf.c entry.
3010 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3013 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3014 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3015 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3016 output pattern modifier, not %e.
3017 * config/cris/cris.c (cris_op_str): Update comment about pattern
3019 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3020 before falling through into...
3021 <case 'E'>: Redefined from old 'e' case.
3023 2006-01-11 Jan Hubicka <jh@suse.cz>
3026 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3028 2006-01-11 Jan Hubicka <jh@suse.cz>
3030 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3031 * i386.c (x86_decompose_lea): Kill.
3032 (ix86_rtx_costs): Kill.
3034 2006-01-11 Jan Hubicka <jh@suse.cz>
3036 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3037 * cgraph.h (cgraph_node): Add inline_decl.
3038 (cgraph_insert_node_to_hashtable): Declare.
3039 (save_inline_function_body): Declare.
3040 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3042 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3043 (cgraph_function_versioning): Update call of tree_function_versioning.
3044 (save_inline_function_body): New function.
3045 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3046 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3047 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3048 (cgraph_default_inline_p): Likewise.
3049 (cgraph_decide_inlining_incrementally): Likewise.
3050 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3051 (copy_bb): Kill saving; do updating of clones.
3052 (copy_cfg_body): Kill saving.
3053 (initialize_inlined-parameters): Likewise.
3054 (expand_call_inline): Likewise.
3056 (tree_function_versioning): New parameter "update_clones".
3057 (inlining_p): Kill saving.
3058 * tree-inline.h (tree_function_versioning): Update prototype.
3059 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3062 2006-01-11 Ian Lance Taylor <ian@airs.com>
3064 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3065 Allow undoing set of machine mode.
3066 (do_SUBST): Use enums instead of is_int.
3067 (do_SUBST_MODE): New function.
3068 (SUBST_MODE): New macro.
3069 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3070 reg and trying to replace reg_regno_rtx with a new register.
3071 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3072 (simplify_set): Use SUBST_MODE.
3073 (distribute_notes): Remove code that tried to update reg notes
3074 for regno_reg_rtx changes.
3076 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3078 PR tree-optimization/23109
3079 PR tree-optimization/23948
3080 PR tree-optimization/24123
3082 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3083 * tree-cfg.c (single_noncomplex_succ): New.
3084 * tree-flow.h (single_noncomplex_succ): Declare it.
3085 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3086 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3087 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3088 insert_bb, register_division_in, insert_reciprocals,
3089 replace_reciprocal, free_bb): New.
3090 (execute_cse_reciprocals_1): Rewritten.
3091 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3092 Do not commit any edge insertion. Always compute dominators and
3093 create the allocation pool.
3094 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3095 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3096 * targhooks.c (default_min_divistions_for_recip_mul): New.
3097 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3098 * passes.c (init_optimization_passes): Run recip after tree loop
3100 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3102 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3103 Kenneth Zadeck <zadeck@naturalbridge.com>
3105 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3106 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3107 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3108 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3109 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3110 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3111 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3112 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3113 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3114 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3115 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3116 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3117 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3118 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3119 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3120 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3121 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3122 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3123 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3124 DF_SCAN_POST_ALLOC): New macros.
3125 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3126 df_free_bb_function, df_local_compute_function, df_init_function,
3127 df_dataflow_function, df_confluence_function_0,
3128 df_confluence_function_n, df_transfer_function,
3129 df_finalizer_function, df_free_function, df_dump_problem_function,
3130 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3131 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3132 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3133 df_urec_bb_info, ) New types.
3134 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3136 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3137 df_analyze_simple_change_some_blocks,
3138 df_analyze_simple_change_one_block, df_compact_blocks,
3139 df_bb_replace, df_bb_regno_last_use_find,
3140 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3141 df_insn_regno_def_p, df_find_def, df_find_use,
3142 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3143 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3144 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3145 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3146 debug_df_chain, df_get_dependent_problem, df_chain_create,
3147 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3148 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3149 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3150 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3151 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3152 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3153 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3154 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3155 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3156 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3157 df_reorganize_refs, df_set_state, df_hard_reg_init,
3158 df_read_modify_subreg_p) New public functions.
3159 * df-core.c: The core dataflow solver and glue routines for rtl
3161 (df_init, df_add_problem, df_set_blocks, df_finish,
3162 df_hybrid_search_forward, df_hybrid_search_backward,
3163 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3164 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3165 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3166 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3167 df_reg_defined, df_find_use, df_reg_used, df_dump,
3168 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3169 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3170 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3171 debug_df_useno, reset_df_after_reload): New functions.
3172 * df-scan.c: The scanning fuctions, once in df.c, completely
3173 rewritten so that they now fully model the functionality of
3174 register usage at the backend.
3175 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3176 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3177 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3178 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3179 df_get_artificial_defs, df_get_artificial_uses,
3180 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3181 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3182 df_refs_delete, df_reorganize_refs, df_set_state,
3183 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3184 df_def_record_1, df_defs_record, df_uses_record,
3185 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3186 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3187 df_record_exit_block_uses, df_hard_reg_init): New functions.
3189 * df-problems.c: Seven concrete dataflow problems that use the
3190 scanning in df-scan.c and are solved by the engine in df-core.c.
3191 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3192 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3193 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3194 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3195 df_ru_free_bb_info, df_ru_alloc,
3196 df_ru_bb_local_compute_process_def,
3197 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3198 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3199 df_ru_transfer_function, df_ru_free, df_ru_dump,
3200 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3201 df_rd_free_bb_info, df_rd_alloc,
3202 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3203 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3204 df_rd_transfer_function, df_rd_free, df_rd_dump,
3205 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3206 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3207 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3208 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3209 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3210 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3211 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3212 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3213 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3214 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3215 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3216 df_urec_mark_reg_use_for_earlyclobber,
3217 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3218 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3219 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3220 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3221 df_chain_create_bb_process_use, df_chain_create_bb,
3222 df_chain_finalize, df_chain_free, df_chains_dump,
3223 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3224 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3225 df_reg_lifetime): New functions.
3226 * df.c: Deleted file.
3227 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3228 consistent with new df api.
3229 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3230 rest_of_handle_sms): Ditto.
3231 * web.c (unionfind_union, union_defs, entry_register, web_main):
3233 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3234 invariant_expr_equal_p, find_defs, check_dependencies,
3235 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3236 free_inv_motion_data, move_loop_invariants): Ditto.
3237 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3238 Update dependencies.
3239 (odf.c): Added defective entry that was deleted later in day.
3240 * sched-deps.c (sched_analyze_1): Ditto.
3242 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3244 * tree-ssa-operands.c (get_expr_operands): Record addressable
3245 variables directly. Do not call add_stmt_operands for CONST_DECLs
3247 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3248 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3250 2006-01-11 Ben Elliston <bje@au.ibm.com>
3252 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3253 function returns true in the positive case.
3255 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3258 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3259 for SI, DI, SF and DF modes. Add alternatives to copy between
3260 general and floating point registers to the 32-bit patterns.
3261 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3262 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3263 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3264 generating 64-bit code.
3265 * config/pa/pa.c (output_move_double): Handle copies between general
3266 and floating registers.
3268 2006-01-10 Stuart Hastings <stuart@apple.com>
3270 * config/i386/i386.md (set_got): Update.
3271 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3272 (builtin_setjmp_receiver): Mach-O support.
3273 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3274 (GOT_SYMBOL_NAME): Define.
3275 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3276 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3277 * config/i386/i386.c (override_options): Revise for Darwin.
3278 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3279 support. (darwin_x86_file_end): New. (output_set_got): Add label
3280 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3281 * config/i386/i386-protos.h (output_set_got): Likewise.
3282 * config/darwin.c (machopic_legitimize_pic_address): Update
3285 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3287 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3288 when MODE isn't BLKmode.
3290 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3292 PR rtl-optimization/25367
3293 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3295 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3298 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3299 for a negative bound.
3301 2006-01-10 Richard Guenther <rguenther@suse.de>
3303 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3304 Never override with anything constraint.
3306 2006-01-10 Jan Beulich <jbeulich@novell.com>
3308 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3309 256 bits when optimize_size.
3311 2006-01-10 Jan Beulich <jbeulich@novell.com>
3313 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3315 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3316 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3319 2006-01-10 Ben Elliston <bje@au.ibm.com>
3321 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3323 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3324 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3325 (USE_FP_FOR_ARG): Reject decimal float modes.
3326 (function_arg_advance): Likewise.
3327 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3328 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3329 point types in AltiVec vectors.
3330 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3331 (rs6000_libcall_value): Likewise.
3333 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3335 * config/xtensa/ieee754-df.S: New file.
3336 * config/xtensa/ieee754-sf.S: New file.
3337 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3338 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3339 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3341 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3343 * config/sh/predicates.md (binary_float_operator,
3344 binary_logical_operator, commutative_float_operator,
3345 equality_comparison_operator, greater_comparison_operator,
3346 less_comparison_operator, logical_operator,
3347 noncommutative_float_operator, shift_operator,
3348 symbol_ref_operand, unary_float_operator): Remove redundant
3351 2006-01-09 Jeff Law <law@redhat.com>
3353 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3354 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3355 now unused arguments. Callers updated.
3356 (eliminate_redundant_computations): Remove now unused arguments,
3358 (local_fold): Remove, no longer used.
3359 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3361 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3362 (simplify_cond): New function.
3363 (forward_propagate_into_cond): Call simplify_cond.
3365 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3367 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3368 (*vec_extractv2di_1_sse): New.
3370 2006-01-09 Ben Elliston <bje@au.ibm.com>
3372 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3374 2006-01-08 Richard Guenther <rguenther@suse.de>
3376 * tree-ssa-structalias.c (get_constraint_for): Remove
3378 (get_constraint_for_component_ref): Likewise.
3379 (do_deref): Likewise.
3380 (get_constraint_for): Likewise.
3381 (do_structure_copy): Likewise.
3382 (handle_ptr_arith): Likewise.
3383 (find_func_aliases): Likewise. Remove unused need_anyoffset
3386 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3387 Kaz Kojima <kkojima@gcc.gnu.org>
3389 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3390 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3391 (EXTRA_CONSTRAINT_C16): Remove.
3392 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3393 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3394 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3395 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3396 constants of SHmedia. Handle nested constant expressions of
3398 (andcosts): Fix the costs for SHmedia constants.
3399 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3400 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3401 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3402 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3403 (movv4hi_i, movv2si_i): Likewise.
3404 (movsi_const): Adjust the second operand of ior so to match with
3406 (movdi_const, movdi_const_32bit): Likewise.
3407 (movdi_const_16bit+1): Don't sign-extend LOW.
3408 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3410 (*double_shori): Fix the split condition. Use GEN_INT instead
3411 of get_int_mode calls. Mask lower 16-bit of the argument of
3413 (sym2GOTPLT): Remove.
3414 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3416 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3417 instead of EXTRA_CONSTRAINT_C16.
3419 2006-01-07 Ian Lance Taylor <ian@airs.com>
3420 David Edelsohn <edelsohn@gnu.org>
3422 PR rtl-optimization/25662
3423 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3424 for constant operands instead of simplify_gen_binary.
3425 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3426 after trying simplify_binary_operation
3428 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3430 * tree.c (iterative_hash_expr): Hash decls based on UID.
3432 2006-01-06 Eric Christopher <echristo@apple.com>
3434 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3435 (TARGET_UNWIND_EMIT): Fix spelling.
3436 * target.h (gcc_target): Add except_table_label.
3437 * except.c (output_function_exception_table): Use.
3438 * varasm.c (default_emit_except_table_label): New.
3439 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3441 (asm_out): Add here.
3442 * output.h (default_emit_except_table_label): Prototype.
3443 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3444 * config/darwin.c (darwin_emit_except_table_label): Define.
3445 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3447 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3449 PR tree-optimization/18527
3450 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3451 number_of_iterations_special, number_of_iterations_exit):
3452 Move base and step of an iv to a single structure. Add
3453 no_overflow flag, and use it in # of iterations analysis.
3454 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3455 folded_casts argument.
3456 (simple_iv): Pass base and step in a structure. Set no_overflow
3458 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3459 Evaluate expensiveness of computing # of iterations instead of
3460 the final expression.
3461 * tree-scalar-evolution.h (affine_iv): New structure.
3462 (simple_iv): Declaration changed.
3463 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3464 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3465 find_givs_in_stmt): Changed due to simple_iv change.
3467 2006-01-06 Jeff Law <law@redhat.com>
3470 * tree-cfg.c (bsi_replace): Rename final argument from
3471 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3472 change (stmt -> orig_stmt).
3473 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3474 (bsi_remove): Add new argument. Remove EH information
3476 (verify_eh_throw_table_statements): New function.
3477 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3479 * tree-optimize.c (execute_free_cfg_annotations): Verify
3480 the EH throw statement table after removing annotations.
3481 * except.h (verify_eh_throw_table_statements): Prototype.
3482 * tree-flow.h (bsi_remove): Update prototype.
3483 * tree-vrp.c (remove_range_assertions): Add new argument to
3485 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3486 * tree-complex.c (expand_complex_div_wide): Likewise.
3487 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3488 * tree-tailcall.c (eliminate_tailcall): Likewise.
3489 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3490 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3491 * tree-nrv.c (tree_nrv): Likewise.
3492 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3493 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3494 (combine_blocks): Likewise.
3495 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3496 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3497 (cleanup_control_flow): Likewise.
3498 (remove_forwarder_block): Likewise.
3499 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3500 * tree-sra.c (sra_replace): Likewise.
3501 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3502 (forward_propagate_single_use_vars): Likewise.
3503 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3504 * tree-inline.c (expand_call_inline): Likewise.
3505 * tree-vect-transform.c (vect_transform_loop): Likewise.
3506 * tree-outof-ssa.c (rewrite_trees): Likewise.
3507 * tree-cfg.c (make_goto_expr_edges): Likewise.
3508 (cleanup_dead_labels): Likewise.
3509 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3510 (bsi_move_before, bsi_move_after): Likewise.
3511 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3512 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3514 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3517 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3519 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3520 on non gimple variables. Also add checks at the top for decls and
3522 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3524 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3525 and IMAGPART_EXPR for creating MUST_DEFs.
3526 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3527 and NAME_MEMORY_TAG separately from the DECLs.
3529 2006-01-06 Richard Guenther <rguenther@suse.de>
3531 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3532 annotation, if necessary.
3533 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3534 redundant calls to update_stmt.
3535 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3538 2006-01-05 Richard Henderson <rth@redhat.com>
3540 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3542 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3544 * c-typeck.c: Update copyright date.
3546 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3548 * c-typeck.c (build_c_cast): Always warn when casting
3549 from a pointer to an integer of different size, even if
3550 the node was constant.
3552 2006-01-05 Richard Guenther <rguenther@suse.de>
3554 PR tree-optimization/22555
3555 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3556 if one structure field is an array.
3557 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3558 operands even if we found a subvar, but ignore VOPs in this
3560 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3562 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3564 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3567 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3569 2006-01-05 Richard Guenther <rguenther@suse.de>
3570 Diego Novillo <dnovillo@redhat.com>
3572 * tree-pass.h (TODO_remove_unused_locals): Define.
3573 * gimple-low.c (expand_var_p, remove_useless_vars,
3574 pass_remove_useless_vars): Remove. Update all users.
3575 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3576 (remove_unused_locals): New function.
3577 * tree-flow.h (remove_unused_locals): Declare.
3578 * passes.c (execute_todo): Call remove_unused_locals if
3579 TODO_remove_unused_locals is set.
3580 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3581 * tree-ssa-dce.c (pass_dce): Likewise.
3582 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3584 2006-01-05 Richard Guenther <rguenther@suse.de>
3586 * tree-flow.h (struct fieldoff): Decompose field to
3587 type, size and decl.
3588 * tree-ssa-alias.c (create_sft): Take type as parameter.
3589 (create_overlap_variables_for): Store type, size and decl
3590 in the fieldoff structure.
3591 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3593 (push_fields_onto_fieldstack): Likewise.
3594 (create_variable_info_for): Likewise. Use offset for the
3595 SFT name if the decl is not available.
3597 2006-01-04 Paul Brook <paul@codesourcery.com>
3599 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3601 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3603 * lambda-code.c (can_put_in_inner_loop): Relax
3605 (can_put_after_inner_loop): New function.
3606 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3607 (perfect_nestify): Change to make copies and modify uses.
3609 2006-01-04 Richard Henderson <rth@redhat.com>
3611 Merge from gomp branch:
3612 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3613 via integer constant.
3614 (pragma_lex): Remove.
3615 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3616 rather than parsing it.
3617 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3618 handle_pragma_extern_prefix): Add %< %> quotes.
3619 (registered_pragmas): New.
3620 (c_register_pragma_1): New.
3621 (c_register_pragma): Use it.
3622 (c_register_pragma_with_expansion): Likewise.
3623 (c_invoke_pragma_handler): New.
3624 (init_pragma): Use cpp_register_deferred_pragma directly for
3626 * c-pragma.h (enum pragma_kind): New.
3627 (pragma_handler): New.
3628 (c_invoke_pragma_handler): Declare.
3629 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3631 * c-common.h (c_common_pch_pragma): Update decl.
3632 * Makefile.in (c-parser.o): Update dependencies.
3633 (GTFILES): Add c-pragma.h.
3634 * c-parser.c (struct c_token): Add pragma_kind.
3635 (struct c_parser): Add in_pragma.
3636 (c_lex_one_token): Always initialize keyword and pragma_kind.
3637 Extract data for CPP_PRAGMA.
3638 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3639 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3640 Don't allow CPP_PRAGMA_EOL if in_pragma.
3641 (c_parser_consume_pragma): New.
3642 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3643 (c_parser_skip_to_end_of_parameter): Likewise.
3644 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3645 (c_parser_skip_to_pragma_eol): New.
3646 (c_parser_external_declaration): Handle CPP_PRAGMA.
3647 (c_parser_compound_statement_nostart): Likewise.
3648 (c_parser_statement_after_labels): Likewise.
3649 (c_parser_pragma): New.
3650 (pragma_lex): Likewise.
3651 (c_parser_pragma_pch_preprocess): New.
3652 (c_parser_new): Merge into ...
3653 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3655 2006-01-04 Jeff Law <law@redhat.com>
3658 * tree-cfg.c (bsi_replace): Remove the original statement
3659 from the EH throw statement table.
3661 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3663 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3664 make the prototype extern "C" and add throw ().
3667 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3668 and pos non-negative and pos + len <= 32.
3669 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3670 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3671 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3674 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3675 as well as sizes not multiple of component size.
3678 * function.c (instantiate_expr): New function.
3679 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3680 walk its DECL_VALUE_EXPR with instantiate_expr.
3682 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3683 DW_OP_deref{,_size} if address isn't going to be added.
3685 2006-01-04 Ben Elliston <bje@au.ibm.com>
3687 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3688 * config/fp-bit.c: Likewise.
3690 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3692 * dominance.c: Add comment about why we use DFS numbering
3695 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3696 Richard Henderson <rth@redhat.com>
3698 Merge from gomp-branch:
3699 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3700 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3702 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3704 PR rtl-optimization/25578
3705 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3706 pass a parameter to simplify_shift_const if changing ASHIFTRT
3709 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3711 * builtins.c (get_builtin_sync_mem): New function.
3712 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3713 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3714 Call get_builtin_sync_mem to generate mem rtx.
3716 2006-01-03 Richard Guenther <rguenther@suse.de>
3719 * stmt.c (add_case_node): Make sure to clear overflow flags
3722 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3724 Merge from gomp-branch.
3725 * config/sparc/sync.md: New file.
3726 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3727 UNSPECV_LDSTUB): New constants.
3728 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3729 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3730 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3733 2006-01-03 Roger Sayle <roger@eyesopen.com>
3735 * combine.c (reg_subword_p): New predicate to test whether the
3736 destination of a set refers to a subword/piece of a register.
3737 (try_combine): Generalize the code to merge the setting of a
3738 pseudo to a constant followed by a set of a subword of that
3739 register to a constant.
3741 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3743 * basic-block.h (control_flow_graph): Change the type of
3744 x_label_to_block_map to VEC(basic_block,gc) *.
3745 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3746 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3748 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3749 VEC(basic_block,heap) *.
3750 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3751 ssa_prop_fini): Adjust the uses of cfg_blocks.
3753 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3755 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3757 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3758 hashing trees instead of a pointer hash.
3759 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3760 compare for MEM_EXPR.
3762 PR rtl-optimization/25130
3763 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3764 when comparing MEMs for GCSE
3766 2006-01-03 Ben Elliston <bje@au.ibm.com>
3768 * targhooks.h (default_decimal_float_supported_p): Declare.
3769 * targhooks.c (default_decimal_float_supported_p): Define.
3770 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3771 `default_decimal_float_supported_p'.
3772 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3774 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3776 * combine.c (apply_distributive_law <SUBREG>): Check
3777 TRULY_NOOP_TRUNCATION.
3779 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3781 * dwarf2out.c (have_switched_text_section): Delete.
3782 (have_multiple_function_sections): New.
3783 (have_location_lists): Make 'bool'.
3784 (add_AT_loc_list): Use 'true' not '1'.
3785 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3786 (output_loc_list): Use have_multiple_function_sections.
3787 (output_ranges): Likewise.
3788 (dwarf2out_begin_function): Set have_multiple_function_sections if
3790 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3791 Check function_section rather than DECL_SECTION_NAME.
3792 (dwarf2out_finish): Use have_multiple_function_sections.
3793 Don't clear have_location_lists.
3795 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3796 Jan Hubicka <jh@suse.cz>
3798 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3799 case of conditional jump jumping to the next instruction.
3800 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3801 cases of conditional jump jumping to the next instruction.
3803 2006-01-02 Jan Hubicka <jh@suse.cz>
3805 * i386.c (*_cost): Add COSTS_N_INSNS.
3806 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3808 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3811 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3813 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3815 * config/arm/arm.c (all_fpus): Fix comment typo.
3816 * config/darwin.c: Likewise.
3817 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3818 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3819 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3821 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3823 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3824 (rs6000_split_compare_and_swapqhi): New.
3825 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3826 (sync_compare_and_swapqhi_internal): New.
3827 * config/rs6000/rs6000-protos.h: Declare.