1 2005-03-31 Janis Johnson <janis187@us.ibm.com>
3 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
5 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7 * tree-ssa-alias.c: Follow spelling conventions.
8 * doc/tree-ssa.texi: Fix a typo.
10 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
12 * postreload-gcse.c: Include target.h.
13 (gcse_after_reload_main): Return early if we cannot modify jumps.
14 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
16 2005-03-31 David Edelsohn <edelsohn@gnu.org>
18 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
21 2005-03-31 Ian Lance Taylor <ian@airs.com>
23 * collect2.c (lderrout): New variable.
24 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
25 if it is set, to stderr.
26 (handler): Unlink lderrout if it is set.
27 (dump_file): Add "to" parameter. Change all callers.
28 (main): Initialize lderrout.
29 (collect_execute): Add errname parameter. Change all callers.
30 Rename redir parameter to outname. Never pass
31 PEX_STDERR_TO_STDOUT to pex_run.
32 * collect2.h (collect_execute, dump_file): Update declarations.
33 * tlink.c (tlink_execute): Add errname parameter. Change all
35 (do_tlink): Check lderrout as well as ldout.
37 2005-03-31 Olivier Hainque <hainque@adacore.com>
39 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
42 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
45 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
48 2005-03-31 Alan Modra <amodra@bigpond.net.au>
51 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
52 label operand. Remove (use (unspec..)). Don't emit a label on
54 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
55 generate inline label for load_toc_v4_PIC_1b.
56 (rs6000_emit_load_toc_table): Likewise.
58 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
60 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
61 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
63 2005-03-29 Devang Patel <dpatel@apple.com>
65 * tree-sra.c (decide_block_copy): Disable scalarization of
68 2005-03-30 Stuart Hastings <stuart@apple.com>
69 Dale Johannesen <dalej@apple.com>
71 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
72 * print-tree.c (print_node): Add case STATEMENT_LIST.
74 2005-03-31 Alan Modra <amodra@bigpond.net.au>
76 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
77 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
78 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
79 is given with "powerpc64*" or "all", or when --with-cpu chooses
82 2005-03-30 James E. Wilson <wilson@specifixinc.com>
85 * dwarf2out.c (add_high_low_attributes): New function, extracted from
86 gen_lexical_block_die.
87 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
89 2005-03-31 Jan Hubicka <jh@suse.cz>
91 2004-11-02 Jan Hubicka <jh@suse.cz>
93 * cgraph.c (cgraph_varpool_node_name): New function.
94 (dump_cgraph_varpool_node): New function.
95 (dump_varpool): New function.
96 * cgraphunit.c (cgraph_optimize): Dump varpool.
98 2004-10-16 Jan Hubicka <jh@suse.cz>
100 * cgraph.c (decide_is_variable_needed): New function.
101 (cgraph_varpool_finalize_decl): Use it.
102 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
104 * final.c (output_addr_const): Do not call mark_referenced.
105 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
106 always go via cgraph.
107 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
108 (check_global_declarations): Ifdef out code clearing DECL_RTL.
109 * tree-optimize.c (execute_inline): Mark functions called.
110 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
112 2004-10-11 Jan Hubicka <jh@suse.cz>
114 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
115 (cgraph_varpool_last_needed_node): New static variable.
116 (enqueue_needed_varpool_node): Break out from ...; add items to the
117 end of queue; update first pointers.
118 (cgraph_varpool_mark_needed_node): ... here.
119 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
120 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
121 * cgraph.h (cgraph_varpool_node): Add analyzed field.
122 (cgraph_varpool_first_unanalyzed_node): Declare.
123 * cgraphunit.c: Include output.h.
124 (cgraph_varpool_analyze_pending_decls): New function.
125 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
126 for errors, analyze pending decls.
127 (cgraph_finalize_compilation_unit): Only analyze decls.
128 (cgraph_optimize): Assemble the decls after expanding.
130 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
132 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
133 subvars get marked properly in tags for grouping.
134 (add_pointed_to_var): Mark only actual pointed to
135 variables/subvars in addresses needed.
136 (create_overlap_variables_for): Clear call clobbered on original
138 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
139 addresable vars with subvars into list.
140 * tree-ssa.c (verify_ssa_name): Verify original is not used where
143 2005-03-30 Richard Henderson <rth@redhat.com>
145 * cgraph.h (struct cgraph_node): Add alias.
146 * varasm.c (assemble_alias): Set it.
147 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
148 avoid calling cgraph_expand_function.
150 2005-03-30 Tom Tromey <tromey@redhat.com>
152 * tree.def (FILE_TYPE): Removed.
153 * typeclass.h (enum type_class): Removed file_type_class.
154 * dwarf2out.c (is_base_type): Updated.
155 (gen_type_die): Likewise.
156 * dbxout.c (dbxout_type): Updated.
157 * builtins.c (type_to_class): Updated.
158 * tree.c (type_contains_placeholder_1): Updated.
159 * config/sparc/sparc.c (sparc_type_code): Updated.
160 * config/ia64/ia64.c (hfa_element_mode): Updated.
161 * expr.c (count_type_elements): Updated.
162 * stor-layout.c (layout_type): Updated.
163 * tree-inline.c (remap_type): Updated.
164 * tree-pretty-print.c (dump_generic_node): Updated.
166 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
168 * builtins.c (expand_builtin_powi): Fix mode of
169 2nd argument to match int.
170 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
171 2nd argument type to int.
172 * libgcc2.c: Change prototype of __powi* functions to use
175 2005-03-30 Dale Johannesen <dalej@apple.com>
178 * calls.c (expand_call): Flush pending deferrals before
181 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
185 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
186 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
187 c_label_context, label_context_stack): New.
188 * c-decl.c (define_label): Check for jumps into statement
189 expressions. Add label to list of defined labels.
190 (start_function): Push context on label_context_stack.
191 (finish_function): Pop context from label_context_stack.
192 * c-typeck.c (label_context_stack): New.
193 (c_finish_goto_label): Check for jumps into statement
194 expressions. Add label to list of jumped to labels.
195 (struct c_switch): Add blocked_stmt_expr.
196 (c_start_case): Initialize it.
198 (c_finish_case): Verify !blocked_stmt_expr.
199 (c_begin_stmt_expr): Push context on label_context_stack.
200 Increment blocked_stmt_expr. Mark labels jumped to from outside
202 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
203 defined in the statement expression and no longer jumpable to.
204 Mark labels jumped to from just outside the statement expression
205 as again definable. Pop context from label_context_stack.
206 * doc/extend.texi (Statement Exprs): Update.
208 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
211 * c-decl.c (start_function): Check for old_decl being
214 2005-03-30 Ian Lance Taylor <ian@airs.com>
216 * final.c (final): Remove prescan parameter. Change all callers.
217 (final_scan_insn): Remove prescan parameter. Change all callers.
219 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
221 * tree-vectorizer.c: Fix comment typos.
223 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
225 * tree-scalar-evolution.c (instantiate_parameters_1): Return
226 as soon as a chrec_dont_know is detected.
228 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
230 Merge from csl-arm-branch.
231 2004-02-12 Mark Mitchell <mark@codesourcery.com>
233 * tlink.c (recompile_files): Do not assume that "rename" can
234 overwrite an existing file.
236 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
238 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
239 * gcc/configure: Regenerate.
241 2005-03-30 Alan Modra <amodra@bigpond.net.au>
243 * doc/install.texi: Update binutils requirement for powerpc*-linux.
245 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
247 * calls.c (struct arg_data): Update "partial" comment.
248 (load_register_parameters): Update "nregs" comment.
250 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
252 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
253 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
254 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
255 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
256 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
257 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
258 than target_flags & 0.
259 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
260 (iq2000_arch, iq2000_parse_cpu): Delete.
261 (TARGET_HANDLE_OPTION): Override default.
262 (iq2000_handle_option): New function.
263 (override_options): Remove -march= and -mcpu= handling.
264 * config/iq2000/iq2000.opt: New file.
266 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
268 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
269 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
270 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
271 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
272 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
273 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
274 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
275 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
276 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
277 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
278 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
279 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
280 (c4x_rpts_cycles_string, c4x_cpu_version_string)
281 (TARGET_OPTIONS): Delete.
282 (c4x_rpts_cycles, c4x_cpu_version): Declare.
283 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
284 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
285 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
286 (c4x_cpu_version_string): Delete.
287 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
288 (c4x_handle_option): New function. Map -m3x and -m4x options to the
289 equivalent -mcpu= option.
290 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
291 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
292 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
293 or clearing the appropriate MASK_* bit.
294 (c4x_file_start): Use c4x_cpu_version.
295 * config/c4x/c4x.opt: New file.
297 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
299 * doc/options.texi: Document the new MaskExists flag.
300 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
301 if the option has the MaskExists flag.
303 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
305 * opt-functions.awk (flag_set_p, test_flag): New functions.
306 (switch_flags): Use them.
307 * opth-gen.awk: Use flag_set_p to check for flags.
308 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
310 2005-03-30 Ian Lance Taylor <ian@airs.com>
312 * config.host (i[34567]86-*-mingw32*): Don't set
313 host_can_use_collect2 to no.
315 2005-03-30 Alan Modra <amodra@bigpond.net.au>
318 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
319 Remove convert_memory_address call duplicating that in memory_address.
321 2005-03-29 Richard Henderson <rth@redhat.com>
324 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
325 (build_compound_literal): Likewise. Propagate decl type into the
327 (finish_decl): Likewise. Use new return value from complete_array_type
328 for zero sized arrays.
329 (complete_array_type): Move ...
330 * c-common.c (complete_array_type): ... here. Change first argument
331 to pointer-to-type-node. Consistently use sizetype for the index
332 except for zero sized arrays. Detect zero sized arrays for pedantic
333 mode diagnostics. Create a new type node instead of modifying the
335 * c-tree.h (complete_array_type): Move decl ...
336 * c-common.h (complete_array_type): ... here.
338 2005-03-29 Richard Henderson <rth@redhat.com>
341 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
343 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
345 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
346 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
347 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
348 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
350 2005-03-29 Eric Christopher <echristo@redhat.com>
352 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
353 truthvalue conversion removal.
355 2005-03-29 Ian Lance Taylor <ian@airs.com>
358 * collect2.c: Never include <vfork.h>.
359 (VFORK_STRING, vfork): Don't define.
360 (pid): Remove global variable.
361 (handler): Call raise instead of kill (getpid(), ...).
362 (collect_wait): Add pex parameter. Change all callers. Use
363 pex_get_status rather than pwait.
364 (do_wait): Add pex parameter. Change all callers.
365 (collect_execute): Return struct pex_obj * rather than void. Use
366 pex routines rather than pexecute.
367 (fork_execute): Get pex_obj from collect_execute, and pass it to
369 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
370 Only declare quit_handler if SIGQUIT is defined.
371 (scan_libraries): Likewise.
372 * collect2.h (collect_execute): Update declaration.
373 (collect_wait): Update declaration.
374 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
375 pass it to collect_wait.
377 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
380 * c-parser.c (c_parser_compound_statement_nostart): Give error
381 message for EOF instead of just setting parser->error.
383 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
385 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
386 (slpeel_update_phi_nodes_for_guard1): New function.
387 (slpeel_update_phi_nodes_for_guard2): New function.
388 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
389 of slpeel_update_phi_nodes_for_guard.
390 (vectorize_loops): Remove call to loop_closed_rewrite.
391 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
394 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
396 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
397 (TARGET_LITTLE_ENDIAN): New macro.
398 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
399 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
400 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
401 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
402 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
403 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
404 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
405 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
406 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
407 (TARGET_OPTIONS): Delete.
408 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
409 (CACHE_FLUSH_TRAP): Turn into an integer.
410 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
411 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
412 -mflush-trap is in use.
413 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
414 (m32r_cache_flush_trap_string): Delete.
415 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
416 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
417 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
418 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
419 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
420 -mmodel= and -msdata= handling from...
421 (m32r_init): ...here.
422 * config/m32r/m32r.opt: New file.
424 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
426 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
427 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
428 * tree-vect-analyze.c (vect_object_analysis): additional parm
429 pass back a "struct ptr_info_def *" with the points-to info.
430 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
431 statement using info returned from vect_object_analysis.
432 * tree-vect-transform.c (update_vuses_to_preheader): New function.
433 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
434 for virtual uses and defs when creating a replacement vector
435 reference. Call duplicate_ssa_name_ptr_info to define points-to
436 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
437 (vectorizable_store): copy_virtual_operands and update
438 definition statements.
439 (vectorizable_load): copy_virtual_operands. Remove call to
440 mark_call_clobbered_vars_to_rename for call to "const" builtin.
441 * tree-vectorizer.c (vectorize_loops): Remove calls to
442 rewrite_into_ssa and bitmap_clear (vars_to_rename).
443 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
444 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
445 define macro STMT_VINFO_PTR_INFO for use in accessing.
446 * tree.h add export of duplicate_ssa_name_ptr_info.
447 * rs6000.c (altivec_init_builtins): Declare builtin function
448 __builtin_altivec_mask_for_load to be "const".
450 2005-03-29 Jakub Jelinek <jakub@redhat.com>
453 * cgraph.h (struct cgraph_varpool_node): Add alias field.
454 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
455 assemble_variable on aliases.
456 * varasm.c (assemble_alias): Set node->alias.
457 * toplev.c (wrapup_global_declarations): Don't call
458 rest_of_decl_compilation on aliases again.
460 2005-03-29 Paul Brook <paul@codesourcery.com>
462 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
463 * config/arm/arm.c (arm_dbx_register_number): New function.
464 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
466 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
469 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
470 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
472 2005-03-29 Dale Johannesen <dalej@apple.com>
474 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
475 $(TREE_H) and $(COVERAGE_H).
476 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
477 * opts.c (common_handle_option): Enable tree-based value transforms.
478 * toplev.c (process_options): Ditto.
479 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
480 refers to references to this type.
481 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
482 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
483 for may_be_more, may_be_less.
484 (rtl_gen_pow2_profiler): Adjust.
485 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
486 (rtl_gen_one_value_profiler): Adjust.
487 (rtl_gen_const_delta_profiler): Adjust.
488 * tree-profile.c (tree_gen_interval_profiler): Implement.
489 (tree_gen_pow2_profiler): Ditto.
490 (tree_gen_one_value_profiler): Ditto.
491 (tree_profiling): New.
492 (pass_tree_profile): Reference it.
493 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
495 (insn_divmod_values_to_profile): Rename to
496 rtl_divmod_values_to_profile. Adjust.
497 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
498 (insn_prefetch_values_to_profile): Adjust.
499 (rtl_value_profile_transformations): Adjust.
500 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
501 (gen_mod_pow2): Rename to rtl_mod_pow2.
502 (gen_mod_subtract): Rename to rtl_mod_subtract.
503 (divmod_fixed_value_transform): Rename to
504 rtl_divmod_fixed_value_transform.
505 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
506 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
507 (rtl_find_values_to_profile): Adjust.
508 (tree_value_profile_transformations): Implement.
509 (tree_divmod_values_to_profile): New.
510 (tree_values_to_profile): New.
511 (tree_divmod_fixed_value): New.
512 (tree_mod_pow2): New.
513 (tree_mod_subtract): New.
514 (tree_divmod_fixed_value_transform): New.
515 (tree_mod_pow2_value_transform): New.
516 (tree_mod_subtract_transform): New.
517 (tree_find_values_to_profile): Implement.
518 * profile.c (instrument_values): Free histograms.
519 (compute_value_histograms): Adjust. Implement tree version.
521 2005-03-29 Uros Bizjak <uros@kss-loka.si>
523 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
524 * config/i386/i386.c (output_fix_trunc): Add new round_mode
525 variable. Output "fldcw" depending on round_mode.
526 * config/i386/i386.md (UNSPEC_FIST): New.
527 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
528 New isns patterns to implement lrint and llrint built-ins as x87
530 (fistdi2, fist<mode>2 splitters): New splitters.
531 (lrint<mode>2): New expanders.
533 2005-03-28 Ian Lance Taylor <ian@airs.com>
535 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
536 0 when calling final_scan_insn.
538 2005-03-28 Jan Hubicka <jh@suse.cz>
541 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
544 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
545 types where possible.
547 2005-03-26 Per Bothner <per@bothner.com>
549 Make -f[no-]show-column also control non-cpp diagnostics.
550 * c.opt (fshow-column): Move option from here ...
551 * common.opt (fshow-column): ... to here.
552 * diagnostic.c (diagnostic_build_prefix): Only print column number
555 2005-03-27 Steven Bosscher <stevenb@suse.de>
557 * vax-protos.h (vax_output_int_move, vax_output_int_add,
558 vax_output_conditional_branch): New prototypes.
559 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
560 extracted from vax.md mov and add patterns.
561 (vax_output_conditional_branch): New function to output conditional
563 * vax.md: Use mode macros for arithmetic and mov patterns.
564 Use code macros for the jump patterns.
566 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
568 * Makefile.in (libbackend.o): Depend on version files;
569 add custom generation command.
571 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
574 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
575 sure that we have a REG before getting its REGNO.
577 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
579 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
580 * builtins.def (BUILT_IN_STRNDUP): New.
582 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
584 PR tree-optimization/20470
585 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
588 2005-03-25 Mike Stump <mrs@apple.com>
590 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
593 2005-03-25 Geoffrey Keating <geoffk@apple.com>
595 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
596 Use our own structure definitions.
598 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
599 (fix_truncdfsi2): Allow registers or memory as destination.
600 When TARGET_PPC_GFXOPT, generate simplified pattern.
601 (fix_truncdfsi2_internal): Use define_insn_and_split.
602 (fix_truncdfsi2_internal_gfxopt): New.
603 (fctiwz): Don't confuse register allocation by giving it no choices.
605 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
606 (EXTRA_MEMORY_CONSTRAINT): Likewise.
607 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
608 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
610 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
612 * dominance.c (free_dominance_info): Speed up by freeing et
613 data structures without maintaining other nodes.
614 * et-forest.c (et_free_tree_force): New.
615 * et-forest.h: Add a prototype for et_free_tree_force.
617 * tree.c (get_set_constructor_bits,
618 get_set_constructor_bytes): Remove.
619 * tree.h: Remove the corresponding prototypes.
621 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
624 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
625 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
626 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
627 PRE_DEC, NEG and NOT.
629 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
631 * fold-const.c: Convert uses of fold (build (...)) to
634 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
636 PR rtl-optimization/20249
637 * cse.c (insert_regs): Do not record equivalence of registers in
640 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
642 * emit-rtl.c (reverse_comparison): Remove.
643 * rtl.h: Remove the corresponding prototype.
645 2005-03-24 James E Wilson <wilson@specifixinc.com>
647 * doc/install.texi (--enable-altivec): Delete docs.
649 2005-03-24 David Edelsohn <edelsohn@gnu.org>
651 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
652 SFmode and DFmode before reload when
653 flag_unsafe_math_optimizations not enabled.
655 2005-03-24 Geoffrey Keating <geoffk@apple.com>
657 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
659 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
660 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
662 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
664 * configure.ac (enable-checking): Add 'runtime' option.
665 * doc/install.texi (enable-checking): Document 'runtime' checking.
666 * tsystem.h (gcc_assert, gcc_unreachable): Define.
667 * config.in: Regenerated.
668 * configure: Regenerated.
670 2005-03-23 Uros Bizjak <uros@kss-loka.si>
672 * optabs.h (enum optab_index): Remove OTI_llrint.
673 (llrint_optab): Remove macro.
674 * optabs.c (init_optabs): Remove llrint_optab initialization.
675 * genopinit.c (optabs): Remove llrint_optab implementation.
676 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
679 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
681 PR rtl-optimization/20532
682 * simplify-rtx.c (simplify_binary_operation_1): Protect from
683 overflow when adding coefficients for PLUS or MINUS.
684 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
687 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
689 * langhooks.h (truthvalue_conversion): Remove.
690 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
691 LANG_HOOKS_TRUTHVALUE_CONVERSION.
692 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
693 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
694 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
696 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
698 * params.def: Fix a typo.
699 * config/mips/mips.c: Follow the spelling convensions.
700 * doc/invoke.texi: Fix typos.
702 2005-03-18 Dale Johannese <dalej@apple.com>
704 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
706 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
708 Fix PR tree-optimization/20601
710 * tree-ssa-pre.c (insert_aux): Add missing condition to
713 2005-03-23 Ian Lance Taylor <ian@airs.com>
715 * final.c (final_scan_insn): Don't remove no-op instructions.
716 * reload1.c (reload): Remove simple no-op instructions even when
719 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
721 PR tree-optimization/20501
722 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
723 reporting that peeling for alignment is applied moved to...
724 * (vect_analyze_data_refs_alignment): Here.
726 2005-03-23 Ian Lance Taylor <ian@airs.com>
728 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
730 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
732 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
733 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
735 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
737 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
738 imply that this is called once, independent of asms in code.
739 Adjust to now being pased output and input lists. Mention helper
740 function decl_overlaps_hard_reg_set_p.
741 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
742 hook_tree_tree_identity and to take three trees, returning third.
743 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
745 * stmt.c: include hard-reg-set.h before tree.h.
746 (decl_overlaps_hard_reg_set_p): New function, broken out from...
747 (decl_conflicts_with_clobbers_p): Call
748 decl_overlaps_hard_reg_set_p.
749 (expand_asm_operands): Pass output and input lists in call to
750 targetm.md_asm_clobbers.
751 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
752 hook_tree_tree_tree_tree_3rd_identity.
753 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
755 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
756 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
757 parameters, first two unused.
758 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
759 parameters. Only add MOF to clobbers if there's no 'h' mentioned
760 in constraint letters and MOF is not mentioned as a asm-declared
761 register in neither of the input and output lists.
763 2005-03-23 DJ Delorie <dj@redhat.com>
765 * optabs.c (expand_binop): Make sure the first subword's result
768 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
770 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
771 Call c_common_truthvalue_conversion rather than
772 lang_hooks.truthvalue_conversion.
773 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
774 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
776 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
777 c_common_truthvalue_conversion.
778 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
779 c_parser_conditional_expression, c_parser_binary_expression): Call
780 c_objc_common_truthvalue_conversion.
781 * c-typeck.c (build_unary_op): Call
782 c_objc_common_truthvalue_conversion.
783 (build_conditional_expr): Do not call
784 lang_hooks.truthvalue_conversion.
785 (build_binary_op): Call c_common_truthvalue_conversion.
786 (c_objc_common_truthvalue_conversion): Moved from
787 c-objc-common.c. Call default_function_array_conversion instead
788 of default_conversion.
790 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
792 * c-common.h (default_conversion): Remove.
793 (perform_integral_promotions): Add.
794 * c-tree.h (default_conversion): Add.
795 * c-typeck.c (perform_integral_promotions): New, split out from
797 * c-common.c (check_case_value): Use perform_integral_promotions,
798 not default_conversion.
799 (c_add_case_label): Don't continue processing case label after
802 2005-03-23 Mark Mitchell <mark@codesourcery.com>
804 * gcc.c (do_spec_1): Do not add a -L path for a directory in
805 the prefix list if we have already added a multilib directory
807 (main): Do not add MD_EXEC_PREFIX to the list of directories to
810 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
812 * reload1.c (indirect_symref_ok, reload_obstack): Make them
814 * reload.h: Remove the prototype for indirect_symref_ok.
816 * reload1.c (indirect_symref_ok): Make it global.
817 * reload.h: Add a prototype for indirect_symref_ok.
819 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
821 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
824 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
826 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
828 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
830 * c-opts.c (c_common_parse_file): Only start/end main source file
831 if debug hooks says the writer wants it.
832 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
834 (xcoff_debug_hooks): Ditto.
835 * debug.c (do_nothing_hooks): Ditto.
836 * debug.h (gcc_debug_hooks): Ditto.
837 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
838 * sdbout.c (sdb_debug_hooks): Ditto.
839 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
841 2005-03-22 Mark Mitchell <mark@codesourcery.com>
843 * doc/extend.texi: Deprecate C++ min/max operators.
845 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
847 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
848 artificial original candidates.
850 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
851 Jan Hubicka <jh@suse.cz>
852 Steven Bosscher <stevenb@suse.de>
854 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
855 call cost based on argument sizes.
856 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
858 * params.def: (max-inline-inssn-single): Set to 450.
859 (max-inline-insns-auto): Set to 90.
860 (max-inline-insns-recursive): Set to 450
861 (max-inline-insns-recursive-auto): Set to 450.
862 (large-function-insns): Set to 2700.
863 (inline-call-cost): New parameter.
864 * tree-inline.c (estimate_move_cost): New function.
865 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
866 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
868 * tree-inline.h (estimate_move_cost): Declare.
869 * invoke.texi: (max-inline-inssn-single): Change default to 450.
870 (max-inline-insns-auto): Change default to 90.
871 (max-inline-insns-recursive): Change default to 450
872 (max-inline-insns-recursive-auto): Change default to 450.
873 (large-function-insns): Change default to 2700.
874 (inline-call-cost): Document new parameter.
876 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
878 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
879 (TARGET_DEFAULT): Delete.
880 * config/i860/i860.opt: New file.
882 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
884 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
885 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
886 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
887 (frv_sched_lookahead): Delete.
888 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
889 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
890 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
891 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
892 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
893 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
894 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
895 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
896 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
897 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
898 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
899 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
900 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
901 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
902 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
903 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
904 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
905 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
906 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
907 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
908 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
909 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
910 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
911 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
912 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
913 (frv_sched_lookahead): Delete.
914 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
915 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
916 (frv_handle_option): New function. Move -mcpu= handling from...
917 (frv_override_options): ...here. Remove handling of other
919 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
920 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
921 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
922 and TARGET_NO_MULTI_CE.
923 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
925 * config/frv/frv.opt: New file.
927 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
929 * fold-const.c (fold_ternary): Take decomposed arguments of
931 (fold): Update a call to fold_ternary.
933 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
934 * tree.h: Add corresponding prototypes.
936 2005-03-22 Jakub Jelinek <jakub@redhat.com>
939 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
940 between jump table and its label.
941 * final.c (shorten_branches): Handle notes in between ADDR_VEC
942 resp. ADDR_DIFF_VEC and the label preceeding it.
943 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
944 is emitted in the right section.
946 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
948 * fold-const.c (fold_unary, fold_binary): Update comments
951 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
953 PR rtl-optimization/20527
954 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
955 REG_INC note, test that the register also isn't mentioned in PRED
958 2005-03-22 Ben Elliston <bje@au.ibm.com>
960 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
963 2005-03-21 Mike Stump <mrs@apple.com>
965 * varasm.c (default_assemble_visibility): Remove extra ().
967 2005-03-21 Roger Sayle <roger@eyesopen.com>
970 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
971 to determine whether a block can be duplicated, rather than test
972 whether the block contains noncopyable insns ourselves.
974 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
976 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
979 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
981 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
983 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
985 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
986 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
987 * config/fr30/fr30.opt: New file.
989 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
991 Fix PR tree-optimization/20542
993 * tree-flow-inline.h (overlap_subvar): Move to here.
994 * tree-ssa-operands.c: From here.
995 * tree-flow.h (overlap_subvar): Declare.
996 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
997 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
998 for variables with subvars.
1000 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1003 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1004 * modulo-sched.c (const_iteration_count): Return on NULL
1006 (print_node_sched_params): Return on NULL dump_file.
1007 (generate_reg_moves): Handle reg-anti dependencies and disregard
1008 closing branch when generating register moves.
1009 (sms_schedule): Mark the SMSed block dirty.
1010 * passes.c (rest_of_handle_sms): Call update_life_info for all
1012 * testsuite/gcc.dg/20050321-1.c: New test.
1014 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1016 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1017 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1018 movqi_internal): Likewise.
1020 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1022 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1023 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1024 xtensa_b4const): Delete prototypes.
1025 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1026 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1027 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1028 xtensa_extra_constraint): New prototypes.
1029 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1030 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1031 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1032 move_operand, const_float_1_operand, fpmem_offset_operand,
1033 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1034 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1035 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1036 argument type to HOST_WIDE_INT.
1037 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1038 xtensa_mask_immediate): Likewise.
1039 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1040 Likewise. Also make these functions static.
1041 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1042 (xtensa_const_ok_for_letter_p): New.
1043 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1044 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1045 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1046 move_operand, const_float_1_operand, fpmem_offset_operand,
1047 branch_operator, ubranch_operator, boolean_operator): Move to
1049 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1050 (xtensa_mem_offset): Change return type to bool.
1051 (xtensa_extra_constraint): New.
1052 (gen_int_relational): Update type of const_range_p function pointer.
1053 Use xtensa_b4const_or_zero.
1054 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1055 xtensa_const_ok_for_letter_p. Update comments.
1056 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1057 (PREDICATE_CODES): Delete.
1058 * config/xtensa/xtensa.md: Include predicates.md.
1059 * config/xtensa/predicates.md: New file.
1061 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1063 * config/v850/v850-protos.h: Remove the prototypes for
1064 reg_or_int9_operand, reg_or_const_operand,
1065 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1066 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1067 movsi_source_operand, power_of_two_operand,
1068 not_power_of_two_operand, special_symbolref_operand,
1069 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1070 register_is_ok_for_epilogue.
1071 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1072 reg_or_int9_operand, reg_or_const_operand,
1073 call_address_operand, special_symbolref_operand,
1074 movsi_source_operand, power_of_two_operand,
1075 not_power_of_two_operand, register_is_ok_for_epilogue,
1076 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1077 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1079 * config/v850/v850.h (PREDICATE_CODES): Remove.
1080 * config/v850/v850.md: Include predicates.md.
1081 * config/v850/predicates.md: New.
1083 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1085 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1086 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1087 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1088 (itoolsdir, itoolsdatadir): Move definition above new first use.
1089 (install-itoolsdirs): New rule.
1090 (install-mkheaders): Depend on install-itoolsdirs, not
1091 install-include-dir.
1093 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1095 * tree-into-ssa.c: Remove obsolete comments.
1097 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1099 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1100 unrolling if -fpeel-loops is specified, too.
1101 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1102 Remove superfluous check for flag_unroll_loops.
1104 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1106 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1107 (lrint_optab, llrint_optab): Define corresponding macros.
1108 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1109 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1110 pattern and llrint_optab using llrintdi2 patterns.
1111 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1112 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1113 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1114 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1115 flag_unsafe_math_optimizations is set.
1117 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1119 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1120 simplify_logical, if_then_else_cond, known_cond,
1121 simplify_comparison): Adjust calls to reverse_comparison.
1122 Don't use combine_reversed_comparison_code).
1123 (combine_reversed_comparison_code): Remove.
1124 (reversed_comparison): Using reversed_comparison_code, move it...
1125 * jump.c (reversed_comparison): ... here.
1126 * rtl.h (reversed_comparison): Add prototype.
1128 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1130 * builtins.c (fold_builtin): Take decomposed arguments of
1132 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1133 * gimplify.c (gimplify_call_expr): Likewise.
1134 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1135 * tree.h: Update the prototype of fold_builtin.
1137 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1139 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1140 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1141 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1142 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1143 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1145 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1147 * builtins.c (fold_builtin_1): Take decomposed arguments of
1149 (fold_builtin): Update a call to fold_builtin_1.
1151 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1154 * gcov.c (output_lines): Only output function block summary when
1155 outputting branch information.
1156 * doc/gcov.texi: Document format of preamble and additional block
1159 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1161 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1162 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1163 the defaults false if BITS_PER_UNIT != 8.
1164 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1165 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1166 than BITS_PER_UNIT != 8.
1167 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1168 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1169 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1171 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1172 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1174 2005-03-20 Roger Sayle <roger@eyesopen.com>
1177 * fold-const.c (fold_binary): Fix type mismatch between
1178 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1179 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1180 for non-truth-valued expressions.
1182 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1183 and FUNCTION_DECL in the main switch.
1184 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1185 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1186 we also need to convert their operands to match.
1187 <TRUTH_NOT_EXPR>: Likewise.
1189 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1191 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1192 diagnostic without checking whether an lvalue.
1193 * c-common.h (lvalue_p): Remove.
1194 (enum lvalue_use): Update comment.
1195 (lvalue_or_else): Replace by lvalue_error.
1196 * c-typeck.c (lvalue_p): Make static.
1197 (lvalue_or_else): New. Call lvalue_error.
1199 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1201 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1202 (function_arg_advance): Use rs6000_parm_start.
1203 (function_arg, rs6000_arg_partial_bytes): Likewise.
1205 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1207 * c-common.c (check_case_value): Adjust comment about stripping
1209 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1210 * c-typeck.c (default_conversion, convert_arguments,
1211 build_modify_expr, convert_for_assignment, store_init_value,
1212 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1213 manually. Remove inaccurate comments.
1215 2005-03-20 Roger Sayle <roger@eyesopen.com>
1216 Joseph S. Myers <joseph@codesourcery.com>
1218 * varasm.c (do_assemble_alias): Restore comment describing function.
1219 Annotate the target parameter as potentially unused.
1221 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1224 * config/avr/avr.c (avr_output_function_prologue): Do not use
1225 current_function_name() in a label, use a local label instead.
1227 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1229 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1230 flag_finite_math_only, not flag_unsafe_math_optimizations.
1232 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1234 * builtins.c (fold_builtin_1): Update a call to
1235 targetm.fold_builtin.
1236 * hooks.c (hook_tree_tree_bool_null): Rename to
1237 hook_tree_tree_tree_bool_null. Take one more argument of type
1239 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1240 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1241 hook_tree_tree_tree_bool_null.
1242 * target.h (gcc_target): Update the prototype of fold_builtin.
1243 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1244 arguments of CALL_EXPR.
1245 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1248 2005-03-20 Jan Hubicka <jh@suse.cz>
1250 * cgraph.h (cgraph_node): Add prev_clone pointer.
1251 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1252 (cgraph_clone_node): Produce doubly linked chain.
1254 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1256 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1257 get_nonnull_operand, handle_sentinel_attribute,
1258 check_function_arguments_recurse): Do not strip NOPS from
1260 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1262 * c-format.c (get_constant): Likewise.
1263 * c-parser.c (c_parser_postfix_expression): Likewise.
1264 * c-typeck.c (set_init_index): Likewise.
1265 (convert_arguments): Don't check for NOP_EXPR containing integer
1268 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1270 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1271 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1272 Take decomposed arguments of CALL_EXPR.
1273 (fold_builtin_1): Update calls to the functions mentioned
1276 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1278 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1279 width to have integer type.
1280 (build_enumerator): Require enumerator value to have integer type.
1282 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1284 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1287 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1289 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1290 std=iso9899:199x): Correct descriptions.
1292 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1294 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1297 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1299 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1301 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1302 fold_builtin_memcpy.
1304 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1305 arguments of CALL_EXPR.
1306 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1307 fold_builtin_found, fold_builtin_1): Update calls to
1308 fold_trunc_transparent_mathfn.
1310 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1313 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1314 function pointers on targets that require function pointer
1316 (fold_sign_changed_comparison): Likewise.
1318 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1320 * combine.c (try_combine): When changing the mode of a hard reg, make
1321 sure that doing so is valid.
1323 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1325 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1326 (TARGET_HANDLE_OPTION): Override default.
1327 (avr_handle_option): New function.
1328 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1329 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1330 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1331 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1332 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1333 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1334 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1335 (TARGET_OPTIONS): Delete.
1336 * config/avr/avr.opt: New file.
1338 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1340 * config/m32r/m32r-protos.h: Remove the prototypes for
1341 call_address_operand, symbolic_operand, seth_add3_operand,
1342 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1343 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1344 two_insn_const_operand, move_src_operand,
1345 move_double_src_operand, move_dest_operand,
1346 eqne_comparison_operator, signed_comparison_operator,
1347 large_insn_p, conditional_move_operand, carry_compare_operand,
1348 m32r_block_immediate_operand, extend_operand,
1349 reg_or_eq_int16_operand, int8_operand, and
1350 reg_or_zero_operand.
1351 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1352 seth_add3_operand, int8_operand, cmp_int16_operand,
1353 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1354 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1355 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1356 move_double_src_operand, move_dest_operand,
1357 eqne_comparison_operator, signed_comparison_operator,
1358 extend_operand, small_insn_p, large_insn_p,
1359 conditional_move_operand, carry_compare_operand,
1360 m32r_block_immediate_operand): Move to predicates.md.
1361 (MAX_MOVE_BYTES): Move to m32r.h.
1362 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1363 * config/m32r/m32r.md: Include predicates.md.
1364 * config/m32r/predicates.md: New.
1366 2005-03-18 James E Wilson <wilson@specifixinc.com>
1369 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1372 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1374 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1375 call_address_operand, const_8bit_operand.
1376 * config/mn10300/mn10300.c (call_address_operand,
1377 const_8bit_operand, const_1f_operand): Move to predicates.md.
1378 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1379 * config/mn10300/mn10300.md: Include predicates.md.
1380 * config/mn10300/predicates.md: New.
1382 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1384 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1385 declarations in diagnostics and %E for identifiers, not %s.
1387 2005-03-18 Jan Hubicka <jh@suse.cz>
1388 Dale Johannesen <dalej@apple.com>
1390 * basic-block.h (scale_bbs_frequencies_int,
1391 scale_bbs_frequencies_gcov_type): Declare.
1392 * cfg.c (RDIV): New macro.
1393 (update_bb_frequency_for_threading): Fix.
1394 * basic-block.h (scale_bbs_frequencies_int,
1395 scale_bbs_frequencies_gcov_type): New.
1396 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1397 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1398 scale_bbs_frequencies_int.
1399 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1401 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1403 * config/m32r/m32r-protos.h: Remove the prototypes for
1404 call_address_operand, symbolic_operand, seth_add3_operand,
1405 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1406 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1407 two_insn_const_operand, move_src_operand,
1408 move_double_src_operand, move_dest_operand,
1409 eqne_comparison_operator, signed_comparison_operator,
1410 large_insn_p, conditional_move_operand, carry_compare_operand,
1411 m32r_block_immediate_operand, extend_operand,
1412 reg_or_eq_int16_operand, int8_operand, and
1413 reg_or_zero_operand.
1414 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1415 seth_add3_operand, int8_operand, cmp_int16_operand,
1416 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1417 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1418 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1419 move_double_src_operand, move_dest_operand,
1420 eqne_comparison_operator, signed_comparison_operator,
1421 extend_operand, small_insn_p, large_insn_p,
1422 conditional_move_operand, carry_compare_operand,
1423 m32r_block_immediate_operand): Move to predicates.md.
1424 (MAX_MOVE_BYTES): Move to m32r.h.
1425 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1426 * config/m32r/m32r.md: Include predicates.md.
1427 * config/m32r/predicates.md: New.
1429 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1431 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1432 symbolic_operand, symbolic_memory_operand,
1433 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1434 indexed_memory_operand, move_dest_operand, move_src_operand,
1435 prefetch_cc_operand, prefetch_nocc_operand,
1436 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1437 arith_operand, arith11_operand, pre_cint_operand,
1438 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1439 ireg_operand, int5_operand, uint5_operand, int11_operand,
1440 uint32_operand, arith5_operand, and_operand, ior_operand,
1441 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1442 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1443 shadd_operand, movb_comparison_operator,
1444 cmpib_comparison_operator): Move to predicates.md.
1445 (magic_milli, shadd_constant_p): Make it extern.
1446 * config/pa/pa.h (PREDICATE_CODES): Remove.
1447 * config/pa/pa.md: Include predicates.md.
1448 * config/pa/predicates.md: New.
1450 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1453 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1455 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1456 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1457 config/alpha/freebsd.h, config/alpha/linux.h,
1458 config/alpha/netbsd.h, config/alpha/osf5.h,
1459 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1460 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1461 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1462 doc/cppopts.texi: Update copyright.
1464 2005-03-18 Jan Hubicka <jh@suse.cz>
1467 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1469 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1472 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1474 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1477 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1479 * combine.c (gen_binary): Remove.
1480 (known_cond, simplify_shift_const, find_split_point,
1481 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1482 simplify_logical, expand_field_assignment, extract_left_shift,
1483 force_to_mode, if_then_else_cond, apply_distributive_law,
1484 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1485 simplify_comparison, reversed_comparison): Replace with
1486 simplify_gen_binary, simplify_gen_relational or
1487 distribute_and_simplify_rtx.
1488 (distribute_and_simplify_rtx): New function.
1490 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1491 Paolo Bonzini <gcc.gnu.org>
1493 * calls.c (setjmp_call_p, special_function_p): Update comments
1494 at the head of the functions.
1496 2005-03-18 Jan Hubicka <jh@suse.cz>
1498 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1500 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1501 function body should be released; do not proactively release function
1502 bodies in non-unit-at-a-time mode.
1504 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1506 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1507 mno-fp-ret-in-387 multilib variants.
1509 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1511 * common.opt (m): Remove.
1512 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1514 (common_handle_option): Remove OPT_m case.
1516 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1518 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1520 (fold_builtin_1): Update a call to fold_builtin_bitop.
1522 * builtins.c (fold_builtin_signbit): Take decomposed arguments
1524 (fold_builtin_1): Update a call to fold_builtin_signbit.
1526 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
1528 PR tree-optimization/20474
1529 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1530 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
1532 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1534 * config/h8300/h8300-protos.h: Remove prototypes for
1535 general_operand_src, general_operand_dst, single_one_operand,
1536 single_zero_operand, call_insn_operand,
1537 two_insn_adds_subs_operand, small_call_insn_operand,
1538 jump_address_operand, bit_operand, bit_memory_operand,
1539 stack_pointer_operand, const_int_gt_2_operand,
1540 const_int_ge_8_operand, const_int_qi_operand,
1541 const_int_hi_operand, incdec_operand, bit_operator,
1542 nshift_operator, eqne_operator, gtle_operator,
1543 gtuleu_operator, iorxor_operator.
1544 Add prototypes for h8sx_shift_type h8sx_classify_shift and
1545 h8300_ldm_stm_parallel.
1546 * config/h8300/h8300.c (h8sx_shift_type,): Move to
1548 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
1549 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
1550 (h8300_ldm_stm_parallel): Make it extern.
1551 (h8300_ldm_parallel, h8300_stm_parallel,
1552 h8300_return_parallel, general_operand_src,
1553 general_operand_dst, h8300_dst_operand, h8300_src_operand,
1554 nibble_operand, reg_or_nibble_operand, single_one_operand,
1555 single_zero_operand, call_insn_operand,
1556 two_insn_adds_subs_operand, small_call_insn_operand,
1557 jump_address_operand, bit_operand, bit_memory_operand,
1558 stack_pointer_operand, const_int_gt_2_operand,
1559 const_int_ge_8_operand, const_int_qi_operand,
1560 const_int_hi_operand, incdec_operand, eqne_operator,
1561 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
1562 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
1563 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
1564 nshift_operator): Move to predicates.md.
1565 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
1566 * config/h8300/h8300.md: Include predicates.md.
1567 * config/h8300/predicates.md: New.
1569 2005-03-17 Richard Henderson <rth@redhat.com>
1571 * config.gcc (ia64*-*-hpux*): Add extra_options.
1572 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
1573 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1574 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
1575 (ia64_tls_size_string, ia64_tune_string): Remove.
1576 (ia64_tune): Init to PROCESSOR_ITANIUM2.
1577 (TARGET_DEFAULT_TARGET_FLAGS): New.
1578 (TARGET_HANDLE_OPTION): New.
1579 (ia64_override_options): Move options parsing ...
1580 (ia64_handle_option): ... here. New.
1581 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
1582 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
1583 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
1584 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
1585 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
1586 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
1587 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
1588 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
1589 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
1590 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
1591 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
1592 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
1593 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
1594 TARGET_EARLY_STOP_BITS): Remove.
1595 (TARGET_ILP32): Default false.
1596 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
1597 (enum ia64_inline_type): New.
1598 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1599 * config/ia64/ia64.md: Update for new definitions of
1600 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
1601 * config/ia64/ia64.opt: New file.
1602 * config/ia64/ilp32.opt: New file.
1604 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
1607 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1609 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1611 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1612 instead of MASK_H8300S.
1613 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1614 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1615 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1616 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1617 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1618 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1619 TARGET_SWITCHES): Remove.
1620 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1622 * config/h8300/h8300.opt: New.
1624 * config/alpha/alpha.opt, config/arc/arc.opt,
1625 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1628 2005-03-17 Ian Lance Taylor <ian@airs.com>
1632 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
1634 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
1635 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1636 (TARGET_HANDLE_OPTION): Override default.
1637 (arc_handle_option): New function.
1638 (arc_init): Remove code to set arch_cpu_string.
1639 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1640 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1641 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1642 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1643 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1644 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1645 (arc_rodata_string, TARGET_OPTIONS): Delete.
1646 * config/arc/arc.opt: New file.
1648 2005-03-17 Richard Henderson <rth@redhat.com>
1650 * doc/extend.texi (Weak Pragmas): New section.
1651 (attribute alias): Clarify that target must be in the same
1654 2005-03-17 Richard Henderson <rth@redhat.com>
1656 * config/alpha/alpha.opt: New file.
1657 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1659 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1660 alpha_fprm_string, alpha_fptm_string): Make static.
1661 (alpha_tls_size_string): Remove.
1662 (alpha_handle_option): New.
1663 (override_options): Update for alpha_cpu/alpha_tune split.
1664 (alpha_file_start): Likewise.
1665 (TARGET_DEFAULT_TARGET_FLAGS): New.
1666 (TARGET_HANDLE_OPTION): New.
1667 * config/alpha/alpha.h (alpha_tune): Declare.
1668 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1669 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1670 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1671 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1672 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1673 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1674 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1675 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1676 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1677 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1678 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1679 (TARGET_DEFAULT): Remove MASK_FP.
1680 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1681 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1682 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1683 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1684 alpha_tls_size_string): Remove.
1685 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1686 (attribute tune): Rename from attribute cpu.
1687 * config/alpha/ev4.md: Update to match.
1688 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1689 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1690 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1691 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1692 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1693 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1695 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1697 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1698 and return without creating new state if before_nops_num is nonzero.
1699 * config/ia64/ia64.md (first_insn): New attribute.
1700 (alloc): Set it to yes.
1702 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1704 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1705 STMT_VINFO_SUBVARS to NULL.
1706 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1708 2005-03-16 Dale Johannesen <dalej@apple.com>
1710 * rtlanal.c (find_first_parameter_load): Rewrite to
1711 return actual first param load or the call if none,
1712 instead of first in block, when not all loads exist.
1714 2005-03-16 Roger Sayle <roger@eyesopen.com>
1716 * optabs.c (expand_copysign_absneg): Make static.
1717 * optabs.h (expand_copysign_absneg): Delete prototype.
1718 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1720 2005-03-16 Richard Henderson <rth@redhat.com>
1723 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1724 (alias_pairs): Rename from output_defs.
1725 (find_decl_and_mark_needed): Split out from assemble_alias.
1726 (do_assemble_alias): New.
1727 (assemble_output_def): Remove.
1728 (finish_aliases_1, finish_aliases_2): New.
1729 (process_pending_assemble_output_defs): Remove.
1730 (assemble_alias): Defer aliases for which we don't yet have a
1731 non-external decl for the target symbol.
1732 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1733 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1734 * toplev.c (compile_file): Use finish_aliases_2 instead of
1735 process_pending_assemble_output_defs.
1736 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1737 (process_pending_assemble_output_defs): Remove.
1739 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1741 Fix PR tree-optimization/20489
1743 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1744 for empty structures.
1746 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1748 Fix PR tree-optimization/20490
1750 * tree-ssa-pre.c (create_expression_by_pieces): Use
1751 force_gimple_operand on result of fold.
1753 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1755 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1756 of closing parenthesis.
1758 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1760 * builtins.c (expand_movstr): Update a call to
1761 fold_builtin_strcpy.
1762 (expand_builtin_strncpy): Update a call to
1763 fold_builtin_strncpy.
1764 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1765 arguments of CALL_EXPR.
1766 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1767 fold_builtin_strncpy.
1768 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1769 * tree.h: Update the prototypes of fold_builtin_strcpy and
1770 fold_builtin_strncpy.
1772 2005-03-16 Steven Bosscher <stevenb@suse.de>
1773 Dorit Naishlos <dorit@il.ibm.com>
1775 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1776 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1779 2005-03-16 Steven Bosscher <stevenb@suse.de>
1781 * tree-inline.c (walk_type_fields, walk_tree,
1782 walk_tree_without_duplicates): Move from here...
1783 * tree.c: ...to here.
1785 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1787 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1788 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1789 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1790 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1791 (version): Define using $(BASEVER_c).
1792 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1794 (version.o): Depend on version files; add custom generation command.
1795 (prefix.o): Define BASEVER on command line.
1796 (s-iov): Depend on version files; adjust command.
1797 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1799 (gcc-vers.texi): New rule.
1800 (doc/%.info, doc/%.dvi): Add -I . to command line.
1801 (doc/gccinstall.dvi): Likewise.
1802 (PACKAGE): Delete. All uses replaced with "gcc".
1803 * aclocal.m4: Do not include gcc-version.m4.
1804 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1805 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1806 Set is_release based on contents of DEV-PHASE.
1807 Set gcc_version based on contents of BASE-VER.
1808 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1809 * config.in, configure: Regenerate.
1810 * gccbug.in: Determine version of GCC in use at runtime.
1811 * gcov-iov.c: Get version number and development phase from
1812 command line, not by including version.c.
1813 * intl.c: Replace all uses of PACKAGE with "gcc".
1814 * libada-mk.in: Delete unused "gcc_version" variable.
1815 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1816 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1817 commentary to match.
1818 (version_string): Put together from pieces.
1819 * config/alpha/x-vms: Do not use $(gcc_version).
1820 * config/i386/t-nwld: Likewise.
1821 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1822 version-GCC and DEVELOPMENT.
1824 2005-03-15 Roger Sayle <roger@eyesopen.com>
1826 PR tree-optimization/17454
1827 * tree.c (tree_size): Add case for TREE_BINFO.
1828 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1829 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1831 2005-03-15 Roger Sayle <roger@eyesopen.com>
1833 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1834 op1 whilst expanding the signed widenening multiply variant.
1836 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1838 * toplev.c (display_target_options): Avoid unused variable warning if
1839 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1840 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1841 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1842 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1843 (mips_isa_info): New variable.
1844 (mips_parse_cpu): Remove the first argument and leave the caller
1846 (TARGET_HANDLE_OPTION): Override default.
1847 (mips_handle_option): New function. Move option validation code from...
1848 (override_options): ...here. Update calls to mips_parse_cpu.
1849 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1850 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1851 (SUBTARGET_TARGET_OPTIONS): Delete.
1852 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1853 (mno-flush-func, mtune=): New options.
1855 2005-03-15 Roger Sayle <roger@eyesopen.com>
1856 Richard Henderson <rth@redhat.com>
1858 * real.c (c4x_single_format, c4x_extended_format): Provide values
1859 for signbit_ro for c4x's single and extended floating point formats.
1860 * optabs.c (expand_copysign): Use the floating point format's
1861 signbit_ro for expanding via expand_copysign_absneg, and it's
1862 signbit_rw field for expanding via expand_copysign_bit.
1864 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1866 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1867 known_alignment_for_access_p.
1868 (known_alignment_for_access_p): New.
1869 (do_peeling_for_alignment): Field made int instead of bool and renamed
1870 to peeling_for_alignment.
1871 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1872 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1873 functionality used to be in vect_analyze_operations.
1874 (vect_analyze_operations): Code to determine vectorization factor was
1875 moved to vect_determine_vectorization_factor.
1876 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1877 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1879 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1880 be part of vect_analyze_operations).
1881 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1882 creating the guard condition, as the number of iterations may be
1884 (slpeel_tree_peel_loop_to_edge): Use new name of
1885 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1886 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1887 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1888 (vect_do_peeling_for_alignment): Use fold.
1889 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1891 (vect_update_inits_of_dr): Renamed to
1892 vect_update_init_of_dr.
1893 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1894 (vectorizable_store): Fix assertion to use == instead of =.
1896 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1898 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1899 call_used_regs for wCG registers.
1901 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1903 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1904 for non-offsettable memory references to cope with outstanding reload
1905 replacements, take 2.
1907 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1910 * config/i386/i386.h (x86_fisttp): New.
1911 (TARGET_FISTTP): New macro.
1912 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1913 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1914 instruction when fisttp flag is set.
1915 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1917 * config/i386/i386.md (type attribute): Add fisttp.
1918 (unit attribute): Set to i387 for fisttp type.
1919 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1920 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1922 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1923 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1925 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1926 patterns for TARGET_FISTTP. Enable patterns for
1927 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1928 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1929 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1930 implement fisttp x87 insn.
1931 (fix_trunc*_i387_fisttp splitters): New patterns.
1932 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1933 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1934 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1936 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1937 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1938 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1939 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1940 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1941 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1942 Disable patterns for TARGET_FISTTP.
1943 (fix_trunc*_i387 splitters): Implement usign mode macros.
1944 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1945 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1946 (fix_trunx*_sse peephole2s): Implement using mode macros.
1948 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1950 PR rtl-optimization/20291
1951 * combine.c (try_combine): If splitting fails, re-try with
1952 original combined pattern, i.e. before clobber stripping.
1954 2005-03-14 Eric Christopher <echristo@redhat.com>
1956 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1957 STACK_GROWS_DOWNWARD.
1959 2005-03-14 Roger Sayle <roger@eyesopen.com>
1961 * real.h (struct real_format): Split the signbit field into two
1962 two fields, signbit_ro and signbit_rw.
1963 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1964 mips_double_format, ieee_extended_motorola_format,
1965 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1966 ieee_extended_intel_128_format, ibm_extended_format,
1967 mips_extended_format, ieee_quad_format, mips_quad_format,
1968 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1969 i370_double_format, c4x_single_format, c4x_extended_format,
1970 real_internal_format): Update initializers for new field.
1971 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1972 real_format structure.
1973 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1974 field of the real_format structure.
1976 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1978 Fix PR tree-optimization/20458
1980 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1981 DECL_EXTERNAL on STRUCT_FIELD tags.
1982 (clear_call_clobbered): Ditto.
1983 * tree-ssa-operands.c (note_addressable): Make sure the original
1984 variable doesn't slip into the addressable list if we have
1986 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1989 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1991 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1992 (-fwide-exec-charset): Likewise.
1993 (-finput-charset): Likewise.
1994 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1995 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1996 * c.opt (Wnormalized): New.
1998 2005-03-14 Devang Patel <dpatel@apple.com>
2000 * doc/invoke.texi: Add reference to Visibility document.
2002 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2004 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2005 MASK_SPLIT_ADDRESSES.
2006 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2007 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2008 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2009 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2010 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2011 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2012 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2013 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2014 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2015 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2016 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2017 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2018 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2019 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2020 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2021 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2022 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2023 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2024 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2025 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2026 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2027 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2028 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2029 (TARGET_EXPLICIT_RELOCS): Delete.
2030 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2031 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2032 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2033 (override_options): Set MASK_LONG64 if -mint64 is given and no
2034 -mlongXX option is. Complain about -mint64 -mlong32.
2035 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2036 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2037 * config/mips/mips.opt: New file.
2039 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2041 * config.gcc (extra_options): New variable for listing option files.
2042 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2043 * configure.ac (extra_opt_files): New AC_SUBST variable.
2044 (tm_file_list, tm_include_list): Include options.h first.
2045 * configure: Regenerate.
2046 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2047 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2048 (s-options-h): New rule.
2049 (options.h): Depend on it.
2050 (TEXI_GCCINT_FILES): Add options.texi.
2051 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2052 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2053 * target.h (gcc_target): Add default_target_flags and handle_option.
2054 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2055 (TARGET_HANDLE_OPTION): New macros.
2056 (TARGET_INITIALIZER): Include them.
2057 * opt-functions.awk (opt_args, nth_arg): New functions.
2058 (switch_flags): Handle the "Target" flag.
2060 (var_name): Use opt_args and nth_arg.
2061 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2062 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2063 macros for the "Mask" and "InverseMask" options.
2064 * opts.h (cl_var_cond): New enum.
2065 (cl_option): Replace the "has_set_value" and "set_value" fields with
2066 "var_cond" and "var_value".
2067 (CL_TARGET): New macro.
2068 (option_enabled, print_filtered_help): Declare.
2069 (decode_options): Move definition.
2070 * opts.c (handle_option): Search for the original option before
2071 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2072 var_cond and var_value fields. Use targetm.handle_option to handle
2074 (decode_options): Set target_flags to targetm.default_target_flags.
2075 (print_filtered_help): Make global. Handle CL_TARGET.
2076 (option_enabled): New function.
2077 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2078 (display_target_options, set_target_switch, print_switch_values)
2079 (default_pch_valid_p): Guard uses of target_switches with
2080 #ifdef TARGET_SWITCHES. Also...
2081 (display_target_options): Display the CL_TARGET entries in cl_options.
2082 (set_target_option): Don't complain about the "" option when
2083 TARGET_SWITCHES is undefined.
2084 (print_switch_values): Use option_enabled.
2085 (default_pch_valid_p): Check cl_options[] when looking for something
2086 that has changed the value of target_flags.
2087 * c.opt: Remove documentation from top of file.
2088 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2089 * doc/sourecebuild.texi: Refer to the new options documentation
2090 instead of c.opt. Document machine-specific .opt files.
2091 * doc/tm.texi (target_flags): Say that this variable is declared
2093 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2094 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2096 * doc/options.texi: New file.
2098 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2101 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2104 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2107 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2108 temporary variable of pointer type if an lvalues is required.
2109 (gimplify_modify_expr_rhs): Request an rvalue from it.
2110 (gimplify_expr): Pass fallback on.
2112 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2114 * cfgbuild.c: Update comments.
2116 2005-03-14 Roger Sayle <roger@eyesopen.com>
2118 PR rtl-optimization/17236
2119 * optabs.c (expand_doubleword_mult): New helper function split out
2120 from expand_binop. Permute the order in which instructions are
2121 emitted to minimize the number of simultaneously live registers.
2122 (expand_binop): Call expand_doubleword_mult to synthesize a double
2123 word multiplication.
2125 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2127 * basic-block.h: Update the prototypes of cached_make_edge and
2129 * cfg.c (cached_make_edge): Take edge_cache representing one
2130 row of the adjacency matrix of edges.
2131 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2132 (make_edges): Initialize edge_cache to represent one row of
2133 the adjacency matrix of edges.
2135 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2137 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2139 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2140 Remove unused removed_phis variable.
2141 (conditional_replacement): Use build1/build2.
2142 (abs_replacement): Use last_and_only_stmt and build1/build2.
2144 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2146 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2147 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2148 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2149 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2150 * c-common.c (handle_novops_attribute): New function.
2151 (c_common_attribute_table): Add "no vops" entry.
2152 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2153 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2154 * tree-ssa-operands.c (get_call_expr_operands): Do not
2155 create virtual operands for calls with ECF_NOVOPS flag.
2156 * tree.h (DECL_IS_NOVOPS): New macro.
2157 (struct tree_decl): Add novops_flag.
2158 (ECF_NOVOPS): New constant.
2160 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2163 * config/i386/i386.c (x86_use_himode_fiop): New.
2164 (x86_use_simode_fiop): Rename from x86_use_fiop.
2165 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2166 (TARGET_USE_HIMODE_FIOP): New.
2167 (x86_use_simode_fiop): Rename from x86_use_fiop.
2168 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2170 * config/i386/i386.md (X87MODEI12): New mode macro define.
2171 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2172 to implement x87 FP compare with HImode input operands.
2173 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2174 Use X87MODEI12 mode macro to handle HImode input operands.
2175 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2176 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2177 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2178 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2179 macro to implement x87 operators with HImode input operands.
2180 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2183 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2185 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2187 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2188 constants invariant.
2190 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2192 * basic-block.h (BB_VISITED): Removed.
2193 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2195 2005-03-14 Falk Hueffner <falk@debian.org>
2198 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2200 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2202 * ggc-zone.c: Fix comment typos.
2204 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2205 stringpool.c, config/mips/mips-protos.h: Update copyright.
2207 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2209 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2210 throughout with its typedef, "rtx".
2211 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2212 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2213 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2214 regs in comment to match code.
2216 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2218 * except.c (check_handled): Make it static.
2219 * except.h: Remove the corresponding prototype.
2221 * function.c (get_func_frame_size): Make it static.
2222 * function.h: Remove the corresponding type.
2224 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2226 * hard-reg-set.h: Remove the corresponding declarations.
2228 * tree-cfg.c (verify_stmts): Check that
2229 bb_for_stmt (stmt) == bb for every PHI node and statement.
2231 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2233 * config.gcc: Remove excess indentation.
2234 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2236 2005-03-13 Roger Sayle <roger@eyesopen.com>
2239 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2240 * fold-const.c (fold_sign_changed_comparison): Likewise.
2241 (fold_binary): Optimize comparisons against widened operands if
2242 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2244 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2246 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2247 (sparc_override_options): Initialize it.
2248 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2250 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2252 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2253 (reg_or_none500mem_operand): New predicate.
2254 (zero_reg_mem_operand): New predicate.
2255 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2256 to reg_or_none500mem_operand.
2257 (extendsfdf2_fpr): Add MEM alternative.
2258 (extenddftf2_internal): Change operand2 predicate to
2259 zero_reg_mem_operand.
2261 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2263 * ggc-zone.c: Rewritten.
2265 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2267 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2268 * config.in: Regenerated.
2269 * configure: Regenerated.
2270 * gengtype.c (write_types_process_field, write_func_for_structure):
2271 Pass new argument to gt_pch_note_object.
2272 * ggc-common.c (struct ptr_data): Add TYPE.
2273 (gt_pch_note_object): Take TYPE argument and save it.
2274 (call_count): Update call to ggc_pch_count_object.
2275 (call_alloc): Update call to ggc_pch_alloc_object.
2276 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2278 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2279 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2280 (ggc_alloc_zone_stat): Delete.
2281 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2282 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2283 (ggc_pch_alloc_object): Update prototypes.
2284 (garbage_zone): Delete.
2285 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2286 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2288 (tree_id_zone): New variable.
2289 (ggc_alloc_cleared_zone): Remove unused.
2290 (ggc_alloc_zone): Define.
2291 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2292 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2293 ggc_alloc_zone_stat.
2294 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2295 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2296 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2297 (make_node_stat): Likewise. Use tree_id_zone.
2299 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2300 Joseph S. Myers <joseph@codesourcery.com>
2302 * configure.ac: Check for MIPS TLS.
2303 * configure: Regenerated.
2304 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2305 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2306 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2307 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2308 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2309 (mips_classify_symbol, mips_symbolic_constant_p)
2310 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2311 (mips_tls_operand_p, mips_call_tls_get_addr)
2312 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2313 (mips_tls_symbol_ref_1): New functions.
2314 (mips_legitimize_address, mips_legitimize_const_move): Call
2315 mips_legitimize_tls_address.
2316 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2318 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2319 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2320 (mips_char_to_class): Document V1_REG.
2321 (HAVE_AS_TLS): Provide default.
2322 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2324 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2326 (tls_get_tp_<mode>): New instruction.
2328 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2330 * configure.ac: Update checks for target tools.
2331 * configure: Regenerated.
2333 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2335 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2337 2005-03-13 Roger Sayle <roger@eyesopen.com>
2339 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2340 more classes of DImode multiplication by constant. Allow both
2341 multiplication by small negative constants (by performing a
2342 multiplication by a positive constant and negating the result) and
2343 multiplications by large powers of two, by using a left shift.
2345 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2347 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2348 of basic blocks into work_stack.
2350 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2351 config/mips/vr.h: Update copyright.
2353 * c-decl.c (c_init_decl_processing): Remove useless calls to
2354 build_function_type.
2356 * builtins.c (fold_trunc_transparent_mathfn,
2357 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2358 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2359 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2360 fold_builtin_strcpy, fold_builtin_strncpy,
2361 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2364 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2367 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2368 variable determinant.
2370 * tree-cfg.c (group_case_labels): Remove local variable type.
2372 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2375 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2378 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2381 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2382 (*movmemqi_insn): Delete.
2383 (*movmemhi): Delete.
2385 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2387 * builtins.c (fold_builtin_classify): Take decomposed
2388 arguments of CALL_EXPR.
2389 (fold_builtin_1): Update a call to fold_builtin_classify.
2391 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2394 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2395 through into call to parser_xref_tag after parse error.
2396 (c_parser_struct_declaration): Consistently return NULL_TREE on
2399 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2401 * tree-flow-inline.h (ref_contains_array_ref): New function.
2402 (lookup_subvars_for_var): Ditto.
2403 (get_subvars_for_var): Ditto.
2404 (var_can_have_subvars): Ditto.
2406 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2407 (struct subvar): New type.
2409 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2411 * tree-optimize.c (init_tree_optimization_passes): Call
2412 pass_create_structure_vars.
2414 * tree-ssa-alias.c: Include vec.h.
2415 (init_alias_info): Don't auto-clear call clobbered on struct-field
2417 (compute_flow_insensitive_aliasing): Handle subvars.
2418 (group_aliases): Handle STRUCT_FIELD aliases.
2419 (setup_pointers_and_addressables): Ditto.
2420 Don't mark variables non-addressable if they still have
2421 addressable subvars.
2422 Also mark subvars addressable when the real variable is marked
2424 (add_pointed_to_var): Try to prune the pointed-to set by only
2425 pointing to subvars when possible.
2426 Otherwise, make sure we set addresses_needed and pt_vars to
2427 properly include subvars.
2428 (bitpos_of_field): New function.
2429 (push_fields_onto_fieldstack): Ditto.
2430 (get_or_create_used_part_for): Ditto.
2431 (create_overlap_variables_for): Ditto.
2432 (find_used_portions): Ditto.
2433 (create_structure_vars): Ditto.
2434 (pass_create_structure_vars): New structure.
2436 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2437 (get_expr_operands): Handle subvars. Also try to turn
2438 COMPONENT_REF accesses into must-defs now that we can accurately
2440 (note_addressable): Try to only mark as addressable those subvars
2441 we know a COMPONENT_REF touches.
2442 (overlap_subvar): New function.
2444 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2445 Handle subvar storing.
2446 (vect_address_analysis): Update caller of vect_object_analysis.
2448 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2450 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2451 (STMT_VINFO_SUBVARS): New macro.
2453 * common.opts: add flag_tree_salias.
2455 * opts.c (decode_options): flag_tree_salias defaults to on.
2457 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2459 * doc/tree-ssa.texi: Document structural alias analysis.
2461 2005-03-12 Steven Bosscher <stevenb@suse.de>
2463 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2464 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2465 * tree-ssa-operands.c (get_expr_operands): Likewise.
2466 (get_expr_operands): Likewise for ERROR_MARK.
2468 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2470 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2473 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2476 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2477 (mark_operand_necessary): Remove local variable ver.
2479 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2480 variable prefix_len.
2482 * value-prof.c (mod_subtract_transform): Remove local variable
2485 * builtins.c (fold_builtin_exponent): Take decomposed
2486 arguments of CALL_EXPR.
2487 (fold_builtin_1): Update a call to fold_builtin_exponent.
2489 * builtins.c (fold_builtin_logarithm): Take decomposed
2490 arguments of CALL_EXPR.
2491 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2493 * c-decl.c (c_init_decl_processing): Remove local variables
2494 ptr_ftype_void and ptr_ftype_ptr.
2496 * gimplify.c (gimplify_expr): Remove local variables r0 and
2499 * reg-stack.c (move_for_stack_reg): Remove local variable
2501 (compare_for_stack_reg): Remove local variable flags_user.
2502 (convert_regs_1): Remove local variable deleted.
2504 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2506 (combine_blocks): Remove local variables exits and new_e.
2508 * tree-inline.c (expand_call_inline): Remove local variable
2511 * tree-ssa-live.c (create_ssa_var_map,
2512 calculate_live_on_entry): Remove local variable snn.
2514 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2516 * c-lex.c (c_lex_with_flags): Add parameter to call to
2519 2005-03-11 Per Bothner <per@bothner.com>
2521 * c-tree.h (struct c_declarator): New id_loc field.
2522 * c-pragma.h (c_lex_with_flags): Take position reference.
2523 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2524 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2525 (c_lex): Pass dummy location to c_lex_with_flags.
2526 * c-parser.c (c_lex_one_token): Set c_token's location using
2527 c_lex_with_flags, instead of input_location, which might be "ahead".
2528 (c_parser_direct_declarator): Set declarator's id_loc from
2530 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
2531 declarator's id_loc, rather than probably-imprecise input_location.
2532 (build_id_declarator): Initialize c_declarator's id_loc field.
2534 2005-03-11 Roger Sayle <roger@eyesopen.com>
2537 * builtins.c (expand_builtin_signbit): Force the signbit's word
2538 into an integer register to avoid SUBREGs of floating point modes.
2540 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2542 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
2543 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
2544 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
2545 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
2547 2005-03-11 David Edelsohn <edelsohn@gnu.org>
2549 PR rtl-optimization/20306
2550 * expr.c (emit_move_complex): Set try_int false if mode is
2551 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
2552 emit_block_move if try_int is true.
2554 2005-03-11 Richard Henderson <rth@redhat.com>
2557 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
2558 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
2561 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2563 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
2564 (TARGET_FIX_VR4130): New macro.
2565 (TARGET_OPTIONS): Add -mfix-vr4130.
2566 (ISA_HAS_MACCHI): New macro.
2567 (ASM_SPEC): Add -mfix-vr4130.
2568 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
2569 (override_options): Handle mips_fix_vr4130_string.
2570 (mips_avoid_hazards): Clear all_noreorder_p
2571 if we're working around VR4130 errata and the macc alternatives
2573 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
2574 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
2575 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
2576 (MULTILIB_DEFAULTS): Remove leading "march=".
2577 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
2578 if no architecture option is given.
2579 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
2581 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
2582 * doc/invoke.texi: Document -mfix-vr4130.
2584 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2586 * config/mips/mips.c (override_options): Only warn about -mint64
2587 deprecation if TARGET_INT64.
2589 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2591 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
2592 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
2593 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
2594 are non-specific regarding the nonnull parameter positions.
2595 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
2596 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
2597 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
2598 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
2600 * builtins.def: Use the non-specific "nonnull" attibute lists.
2602 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2604 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2605 single_pred_edge, single_succ, single_pred): Improve comments.
2607 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2609 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2610 single_pred_edge, single_succ, single_pred): New inline functions.
2611 * bb-reorder.c (rotate_loop, find_traces_1_round,
2612 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2613 duplicate_computed_gotos): Use the single_succ/pred functions.
2614 * cfganal.c (forwarder_block_p): Ditto.
2615 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2616 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2617 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2618 merge_seq_blocks): Ditto.
2619 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2620 * cfglayout.c (fixup_reorder_chain): Ditto.
2621 * cfgloop.c (mark_single_exit_loops, update_latch_info,
2622 canonicalize_loop_headers, verify_loop_structure): Ditto.
2623 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2624 mfb_update_loops, create_preheader, force_single_succ_latches,
2625 create_loop_notes): Ditto.
2626 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2627 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2628 commit_one_edge_insertion, purge_dead_edges,
2629 cfg_layout_can_merge_blocks_p): Ditto.
2630 * except.c (sjlj_emit_function_enter): Ditto.
2631 * flow.c (init_propagate_block_info): Ditto.
2632 * function.c (thread_prologue_and_epilogue_insns): Ditto.
2633 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2634 insert_insn_end_bb): Ditto.
2635 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2636 find_if_case_2): Ditto.
2637 * lambda-code.c (perfect_nestify): Ditto.
2638 * lcm.c (optimize_mode_switching): Ditto.
2639 * loop-doloop.c (doloop_modify): Ditto.
2640 * loop-init.c (loop_optimizer_init): Ditto.
2641 * loop-iv.c (simplify_using_initial_values): Ditto.
2642 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2643 * loop-unswitch.c (unswitch_loop): Ditto.
2644 * modulo-sched.c (generate_prolog_epilog): Ditto.
2645 * predict.c (combine_predictions_for_insn, estimate_probability,
2646 tree_estimate_probability, last_basic_block_p,
2647 estimate_bb_frequencies): Ditto.
2648 * profile.c (branch_prob): Ditto.
2649 * regrename.c (copyprop_hardreg_forward): Ditto.
2650 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2651 * tracer.c (layout_superblocks): Ditto.
2652 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2653 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2654 cleanup_control_expr_graph, disband_implicit_edges,
2655 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2656 tree_verify_flow_info, tree_make_forwarder_block,
2657 tree_forwarder_block_p, remove_forwarder_block,
2658 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2659 * tree-if-conv.c (tree_if_conversion): Ditto.
2660 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2661 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2662 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2663 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2664 copy_loop_headers): Ditto.
2665 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2666 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2667 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2668 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2669 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2670 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2671 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2672 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2673 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2674 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2675 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2676 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2677 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2678 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2679 slpeel_add_loop_guard): Ditto.
2681 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2683 PR tree-optimization/15784
2684 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2687 * stmt.c (expand_case): Don't change index_type. Convert minval
2690 PR tree-optimization/20130
2691 * fold-const.c (fold): Fold x * -1 into -x.
2693 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2695 PR rtl-optimization/20331
2696 * rtlanal.c (modified_between_p): Check its address first for MEM.
2697 (modified_in_p): Likewise.
2699 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2701 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2703 2005-03-10 Steven Bosscher <stevenb@suse.de>
2705 * expr.c (expand_expr_real_1): If possible, use a conditional
2706 move for expanding MIN_EXPR and MAX_EXPR.
2707 Use temp for moving around rtx-en.
2709 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2712 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2715 2005-03-10 Roger Sayle <roger@eyesopen.com>
2717 * builtins.c (expand_builtin_signbit): Extend to handle floating
2718 point modes wider than the largest integer type, using the
2719 operand_subword_force function to obtain the signbit's word.
2721 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2724 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2725 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2727 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2729 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2731 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2733 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2735 (perform_edge_inserts): Unconditionally call
2736 free_dominator_info.
2738 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2740 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2742 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2744 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2746 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2748 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2750 (rtl_register_value_prof_hooks,
2751 tree_value_profile_transformations,
2752 tree_register_value_prof_hooks): Likewise.
2753 * var-tracking.c (stack_adjust_offset_pre_post,
2754 variable_htab_free, variable_union, dataflow_set_different_2,
2755 count_uses, variable_was_changed, set_frame_base_location,
2756 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2757 vt_add_function_parameters): Likewise.
2758 * varasm.c (named_section_real, named_section, make_decl_rtl,
2759 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2760 const_hash_1, compare_constant, copy_constant, force_const_mem,
2761 output_constant_pool_2, output_constant_pool_1, output_constant,
2762 output_constructor, make_decl_one_only, decl_tls_model,
2763 default_no_named_section, default_elf_select_section_1,
2764 default_unique_section_1): Likewise.
2765 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2766 * vmsdbgout.c (addr_const_to_string): Likewise.
2769 * function.c (struct assign_parm_data_one): Remove last_named
2771 (assign_parm_find_data_types): Don't determine last_named.
2772 Reorder named_parm determination.
2773 (assign_parms): Only setup varargs on the last non-varadic
2776 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2778 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2779 sda base address on medium model.
2781 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2783 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2784 * cfgloop.c (flow_loop_nodes_find): Export.
2785 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2787 * cfgloopmanip.c (fix_loop_structure): New function.
2788 * predict.c (predict_loops): Clean up the loops information.
2789 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2790 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2792 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2793 (rewrite_into_loop_closed_ssa): Declaration changed.
2794 * tree-loop-linear.c (linear_transform_loops): Add argument to
2795 rewrite_into_loop_closed_ssa call.
2796 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2797 * tree-ssa-loop-im.c (move_computations): Ditto.
2798 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2799 * tree-vectorizer.c (vectorize_loops): Ditto.
2800 * tree-optimize.c: Include cfgloop.h.
2801 (execute_todo): Choose whether to call cleanup_tree_cfg or
2802 cleanup_tree_cfg_loop.
2803 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2804 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2805 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2806 cleanup_tree_cfg_loop call.
2807 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2808 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2809 work on part of cfg.
2811 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2814 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2815 with multiple alternatives.
2817 * stmt.c (parse_output_constraint): Fix a typo.
2819 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2821 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2822 assembly directive instead of deprecated "no-generics".
2824 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2826 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2827 for non-offsettable memory references to cope with outstanding reload
2829 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2830 avoid losing outstanding address reloads.
2831 ("reload_outdi", "reload_outdf"): Likewise.
2833 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2835 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2836 code. Add more cbrt transformations.
2838 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2840 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2842 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2844 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2845 NULL_TREE when a given tree is not simplified.
2846 (fold): Return the original tree when any of the functions
2847 mentioned above NULL_TREE.
2849 * fold-const.c (fold_unary, fold_binary): Take decomposed
2850 arguments, code, type, op0, and op1 in case of fold_binary.
2851 (fold): Update calls to fold_unary and fold_binary.
2853 2005-03-09 Roger Sayle <roger@eyesopen.com>
2855 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2856 a fndecl and an arglist instead of a CALL_EXPR, exp.
2858 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2860 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2862 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2864 * expr.c (expand_assignment): Remove orig_to_rtx.
2866 * fold-const.c (int_const_binop): Remove no_overflow.
2868 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2870 * loop-iv.c (get_biv_step_1): Remove lhs.
2872 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2874 * real.c (real_nan): Remove neg.
2876 * function.c (thread_prologue_and_epilogue_insns): Remove i
2879 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2882 * tree-eh.c (tree_could_trap_p): Remove idx.
2884 * tree-into-ssa.c (ann): Remove ann.
2886 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2888 * tree-sra.c (decide_block_copy): Remove inst_count.
2890 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2892 * tree-ssa-loop-im.c (lhs): Remove.
2894 * cfgbuild.c (state, STATE, SET_STATE,
2895 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2897 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2898 (find_basic_blocks): Set the state of each basic block to
2901 2005-03-08 Jeff Law <law@redhat.com>
2903 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2904 goto results in the removal of edges in the CFG, then we need
2905 to recompute dominators.
2907 2005-03-09 Ben Elliston <bje@au.ibm.com>
2909 * c-common.c (c_do_switch_warnings): Comment fix.
2911 2005-03-08 Julian Brown <julian@codesourcery.com>
2913 * Patch from 2005-03-08 reverted for causing regressions and
2914 ppc-darwin bootstrap failure.
2916 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2918 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2919 Define the real function for ppc-darwin.
2920 * c-typeck.c (convert_arguments): Check for target-specific
2921 invalid argument call to unprototyped function.
2922 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2924 * target.h (invalid_arg_for_unprototyped_fn): New field
2926 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2927 default target hook.
2928 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2931 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2933 * c-typeck.c (constructor_stack, constructor_range_stack,
2934 initializer_stack): Make them static.
2936 * cfg.c (rbi_pool): Make it static.
2938 * gimple-low.c (lower_stmt_body): Make it static.
2939 * tree-flow.h: Remove the corresponding prototype. Don't
2942 * sched-deps.c (cache_size): Make it static.
2944 * stor-layout.c (lang_adjust_rli): Make it static.
2946 2005-03-08 Julian Brown <julian@codesourcery.com>
2948 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2949 from being used for symbols with vague linkage when
2950 HAVE_GAS_COMDAT_GROUP is true.
2952 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2954 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2955 nlabel == JUMP_LABEL (jump).
2957 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2959 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2960 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2961 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2962 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2964 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2967 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2968 * c-common.c (handle_returns_twice): New function.
2969 (c_common_attribute_table): Declare eturns_twice' attribute.
2970 * doc/extend.texi: Document eturns_twice' attribute.
2971 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2972 (struct tree_decl): Add returns_twice_flag.
2974 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2976 * tree-ssa-phiopt.c: Fix a comment typo.
2978 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2979 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2980 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2983 2005-03-08 Richard Henderson <rth@redhat.com>
2985 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2986 builtin codes with ctzdi2, clzdi2, popcountdi2.
2987 (struct alpha_builtin_def): Add is_const.
2988 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2989 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2990 (alpha_init_builtins): Init them. Set nothrow and const attributes
2992 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2993 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2994 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2995 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2996 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2997 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2998 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2999 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3000 (TARGET_FOLD_BUILTIN): New.
3001 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3002 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3004 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3006 2005-03-08 Ira Rosen <irar@il.ibm.com>
3008 PR tree-optimization/20122
3009 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3010 condition of access function instead of base.
3012 2005-03-07 Jeff Law <law@redhat.com>
3013 Steven Bosscher <stevenb@suse.de>
3015 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3016 (find_taken_edge): Call find_taken_edge_computed_goto as
3017 appropriate. Allow any gimple invariant rather than just
3018 INTEGER_CST for VAL.
3019 (cleanup_control_flow): Cleanup a computed goto which has turned
3021 (tree_merge_blocks): If block B has any forced labels, move
3022 them to the start of block A.
3023 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3024 computed gotos as well.
3025 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3026 removal of unnecessary computed gotos too.
3027 (lookup_redirection_data): Fix type of INSERT argument. Callers
3030 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3032 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3033 Remove trailing spaces.
3035 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3036 unshare_all_trees): Make them static.
3037 * tree-gimple.h: Remove the corresponding prototypes.
3039 * diagnostic.h: Remove unused prototype
3040 debug_output_buffer.
3041 * modulo-sched.c: Remove unused prototype
3042 set_row_column_for_ps.
3044 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3045 replace_phi_edge_with_variable): Remove unused variable i.
3047 2005-03-07 Per Bothner <per@bothner.com>
3049 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3051 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3054 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3055 bbs on the COND_EXPR instead of the PHI_NODEs.
3056 (candidate_bb_for_phi_optimization): Remove.
3057 (replace_phi_with_stmt): Rename to ...
3058 (replace_phi_edge_with_variable): this and change so that we
3059 replace the phi argument instead of removing the PHI.
3060 (conditional_replacement): Change so we deal with PHI with more
3062 (value_replacement): Likewise.
3063 (abs_replacement): Likewise.
3065 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3067 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3068 output_e500_flip_gt_bit.
3070 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3072 (rs6000_generate_compare): Fix logic to look at the correct bits.
3073 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3075 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3076 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3077 gen_move_from_CR_gt_bit.
3079 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3080 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3081 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3083 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3084 (E500_CR_IOR_COMPARE): New constant.
3086 2005-03-08 Earl Chew <earl_chew@agilent.com>
3087 David Billinghurst <David.Billinghurst@riotinto.com>
3089 * config/i386/host-cygwin.c: New file to support precompiled
3091 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3092 * config.host: Use above files for cygwin host.
3094 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3096 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3097 ordering ops from earlier change.
3099 2005-03-07 Per Bothner <per@bothner.com>
3101 Various fixes to allow us to again build if --enable-mapped-location:
3102 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3103 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3104 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3105 local variable loc. Change logic appropriately.
3106 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3107 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3108 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3109 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3110 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3112 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3114 PR rtl-optimization/19683
3115 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3116 number of bytes, to smallest_int_for_mode. Fix arguments to
3117 REG_CANNOT_CHANGE_MODE_P.
3119 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3121 * reorg.c (relax_delay_slots): Check that the jump is
3122 conditional before trying to invert it.
3124 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3126 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3129 * calls (stack_arg_under_construction): Make it static.
3131 * flow.c (regs_live_at_setjmp): Make it static.
3132 * flow.h: Remove the corresponding prototype.
3134 * reload1.c (reload_startobj, reload_firstobj,
3135 something_needs_operands_changed, reload_inherited,
3136 reload_inheritance_insn, reload_override_in,
3137 reload_spill_index): Make them static.
3139 * recog.c (verify_changes): Make it static.
3140 * recog.h: Remove the corresponding prototype.
3142 * cfgbuild.c (find_sub_basic_blocks): Remove.
3143 * basic-block.h: Remove the corresponding prototype.
3144 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3146 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3148 * tree-ssa-operands.c (check_build_stmt): Remove.
3150 * stor-layout.c (set_alignment): Remove.
3151 * tree.h: Remove the corresponding prototype.
3153 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3155 * tree-ssa-dce.c (control_dependence_map,
3156 visited_control_parents): Make them static.
3158 * cfghooks.c (verify_flow_info): Remove local variable
3161 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3164 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3166 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3168 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3170 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3172 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3173 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3174 PARALLEL for an empty structure.
3176 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3178 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3180 * fold-const.c (fold_binary): Unroll the very first "for"
3183 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3185 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3186 redundant match_code test.
3187 (scc_comparison_operator): Swap match_operand and match_code
3189 (branch_positive_comparison_operator): Same.
3190 (trap_comparison_operator): Use comparison_operator and swap with
3193 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3196 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3197 (out_movhi_r_mr): Read low byte of volatile MEM first.
3198 (out_movhi_mr_r): Write high byte of volatile MEM first.
3200 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3202 * cselib.c (reg_values, reg_values_size): Make them static.
3204 * cse.c (cse_reg_info_table): Make it static.
3206 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3208 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3210 * cse.c (find_best_addr): Use canon_for_address.
3212 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3214 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3215 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3216 SUBREG and MEM, respectively.
3218 * fold-const.c (fold_binary): Use code instead of t.
3220 * fold-const.c (optimize_minmax_comparison): Take decomposed
3221 arguments code, type, op0, and op1 instead of t.
3222 (fold_binary): Update a call to optimize_minmax_comparison.
3224 * fold-const.c (fold_range_test): Take decomposed arguments
3225 code, type, op0, and op1 instead of t.
3226 (fold_binary): Update a call to fold_range_test.
3228 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3229 decomposed arguments code, type, op0, and op1 instead of t.
3230 (fold_binary): Update a call to fold_range_test.
3232 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3234 * fold-const.c (fold_binary): Avoid directly using the original
3235 expression t as much as possible.
3237 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3239 * c-semantics.c (build_stmt): Use TYPE_P instead of
3240 IS_NON_TYPE_CODE_CLASS.
3241 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3242 (NON_TYPE_CHECK): Use TYPE_P instead of
3243 IS_NON_TYPE_CODE_CLASS.
3245 * fold-const.c (fold): Remove handling of binary expressions.
3247 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3249 * doc/c-tree.texi: Wrap comments in @r{}.
3250 * doc/cpp.texi: Likewise.
3251 * doc/cppinternals.texi: Likewise.
3252 * doc/extend.texi: Likewise.
3253 * doc/md.texi: Likewise.
3254 * doc/objc.texi: Likewise.
3255 * doc/sourcebuild.texi: Likewise.
3256 * doc/tm.texi: Likewise.
3259 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3261 * predict.c (apply_return_prediction): Standardize PHI chain
3263 * tree-ssa.c (ssa_redirect_edge): Likewise.
3265 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3266 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3269 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3270 * tree-flow.h: Adjust the prototype for remove_phi_node.
3271 * lambda-code.c (perfect_nestify): Adjust a call to
3274 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3275 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3277 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3278 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3279 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3280 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3282 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3283 of GEN_INT (trunc_int_for_mode (...)).
3284 * loop-iv.c (iv_number_of_iterations): Likewise.
3285 * postreload.c (reload_cse_move2add): Likewise.
3286 * simplify-rtx.c (simplify_const_unary_operation,
3287 simplify_const_binary_operation): Likewise.
3288 * stor-layout.c (get_mode_bounds): Likewise.
3290 * fold-const.c (fold_binary): New.
3291 (fold): Call fold_binary on binary expressions.
3293 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3295 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3296 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3297 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3298 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3299 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3301 2005-03-04 Devang Patel <dpatel@apple.com>
3303 PR tree-optimization/18815
3304 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3305 loops with zero exit edges.
3307 2005-03-04 Devang Patel <dpatel@apple.com>
3309 * doc/invoke.texi: Remove reference to webpage that does not exist.
3311 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3312 Joseph S. Myers <joseph@codesourcery.com>
3315 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3316 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3317 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3318 * pa.c (get_plabel): Change argument to symbol_ref. Call
3319 maybe_get_identifier instead of get_identifier.
3320 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3321 (struct deferred_plabel): Replace name field with symbol field.
3322 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3323 ASM_OUTPUT_EXTERNAL_REAL is defined.
3324 (output_global_address): Use output_addr_const for output of all
3326 (output_deferred_plabels): Use symbol_ref instead of name for address
3328 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3329 ASM_OUTPUT_SYMBOL_REF): New macros.
3330 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3332 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3335 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3337 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3338 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3340 2005-03-04 Jeff Law <law@redhat.com>
3342 * basic-block.h (rediscover_loops_after_threading): Declare.
3343 * tree-ssa-dom.c: Include cfgloop.h.
3344 (tree_ssa_dominator_optimize): Discover loops and some basic
3345 properties. Remove forwarder blocks recreated by loop header
3346 canonicalization. Also mark backedges in the CFG.
3347 * tree-ssa-threadupdate.c: Include cfgloop.h
3348 (rediscover_loops_after_threading): Define.
3349 (struct local_info): New field, JUMP_THREADED.
3350 (prune_undesirable_thread_requests): New function.
3351 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3352 then record that fact for the callers of redirct_edges.
3353 (thread_block): If BB has incoming backedges, then call
3354 prune_undesirable_thraed_requests. Note when we are
3355 going to have to rediscover loop information. Return a
3356 boolean indicating if any jumps were threaded.
3357 (thread_through_all_blocks): Bubble up boolean indicating
3358 if any jumps were threaded.
3359 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3360 (tree-ssa-threadupdate.o): Similarly.
3362 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3364 * fold-const.c (fold_ternary): Unroll the "for" loop to
3367 2005-03-04 Andrew Haley <aph@redhat.com>
3369 * unwind-dw2-fde-glibc.c (struct
3370 unw_eh_callback_data.check_cache): New field.
3371 (frame_hdr_cache): New.
3372 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3373 Cache frame header info.
3375 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3377 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3378 (print_c_condition): Declare.
3379 * read-rtl.c (ptr_loc): New structure.
3380 (ptr_locs, ptr_loc_obstack, joined_conditions)
3381 (joined_conditions_obstack): New variables.
3382 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3383 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3384 (join_c_conditions, print_c_condition): New functions.
3385 (apply_macro_to_string): Associate the new string with the same
3386 source location as the old one.
3387 (add_condition_to_string): Use join_c_conditions.
3388 (read_string): Use set_rtx_ptr_loc to record a filename and line
3389 number for the string.
3390 (read_rtx): Initialize the new variables above.
3391 * genattrtab.c (write_test_expr, write_attr_value): Use
3393 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3394 comment above the GCC_VERSION check.
3395 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3396 Inline the definition of MAYBE_EVAL.
3397 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3398 * genoutput.c (process_template): Likewise.
3399 * genpreds.c (write_predicate_subfunction): Likewise.
3400 (write_predicate_expr): Use print_c_condition.
3401 * genrecog.c (write_cond): Likewise.
3402 * gensupport.c (process_rtx): Use join_c_conditions to join the
3403 conditions of a define_insn_and_split. Record a source location
3404 for the string after the "&&".
3405 (alter_test_for_insn): Use join_c_conditions.
3407 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3410 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3411 PR tree-optimization/15784
3412 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3415 2005-03-04 Ben Elliston <bje@au.ibm.com>
3417 * gcc.c (option_map): Add --coverage.
3418 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3419 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3420 * config/darwin.h: Pass -lgcov for `coverage'.
3421 * doc/invoke.texi (Debugging Options): Document --coverage.
3423 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3425 * gcse.c (bypass_block): Use find_edge wherever possible.
3427 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3431 * c-opts.c (c_common_parse_file): Call start_source_file
3432 and end_source_file at the approriate times.
3434 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3435 the main file, it will be done for us now.
3437 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3439 * fold-const.c (fold_ternary): New.
3440 (fold): Call fold_ternary on ternary expressions. Remove
3441 handling of ternary expressions.
3443 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3445 PR tree-optimization/15784
3446 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3449 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3451 * config/rs6000/predicates.md (branch_comparison_operator):
3452 Convert from C block to conditional format.
3454 2005-03-03 Jan Hubicka <jh@suse.cz>
3456 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3457 and non-constant public variables.
3459 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3461 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3464 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3467 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3468 calls to release_ssa_name and release_phi_node.
3470 * fold-const.c (fold): Remove handling of unary expressions.
3472 * fold-const.c (fold_unary): Avoid directly using the original
3473 expression t as much as possible.
3475 2005-03-03 Roger Sayle <roger@eyesopen.com>
3476 Andrew Pinski <pinskia@physics.uc.edu>
3478 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3479 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3481 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3483 Describe special registers SRP and MOF as allocatable registers.
3484 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3485 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3486 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3487 TARGET_HAS_MUL_INSNS.
3488 (cris_print_operand) <case 'd'>: New case.
3489 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3490 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3492 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3493 (REG_ALLOC_ORDER): Update for MOF.
3494 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3496 (GENERAL_REGS): No longer a define of ALL_REGS.
3497 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3498 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3500 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3501 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3502 (SECONDARY_RELOAD_CLASS): Define.
3503 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3504 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3505 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3506 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3507 (REGISTER_MOVE_COST): Define.
3508 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3509 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3510 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3511 (CRIS_MOF_REGNUM): New define_constants.
3512 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3514 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3516 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3517 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3518 Adjust for MOF being properly described as a register.
3519 (indir_to_reg_split): Name this split. Conditionalize on the
3520 destination register being a general register.
3521 (movei): Conditionalize on on operands 0 and 1 having the same
3524 2005-03-03 Alan Modra <amodra@bigpond.net.au>
3527 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
3528 -mcpu to override any other explicitly given flags.
3530 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
3532 * recog.c (verify_changes, confirm_change_group): New functions,
3533 broken out of apply_change_group.
3534 (apply_change_group): Use them.
3535 * recog.h (verify_change, confirm_change_group): Declare.
3536 * rtl.h (redirect_jump_2): Declare.
3537 * jump.c (redirect_exp, invert_exp): Delete.
3538 (invert_exp_1): Take second parameter. Return value. Changed caller.
3539 (redirect_jump_2): New function, broken out of redirect_jump.
3540 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
3541 (invert_jump): Use invert_jump_1 and redirect_jump_2.
3542 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
3544 2005-03-02 Geoffrey Keating <geoffk@apple.com>
3546 * varasm.c (named_section): Use xstrdup rather than doing it by
3549 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
3551 2005-03-02 Devang Patel <dpatel@apple.com>
3553 Undo PR tree-optimization/18815 fix.
3555 2005-03-02 Devang Patel <dpatel@apple.com>
3557 PR tree-optimization/18815
3558 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3559 loops with zero exit edges.
3561 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3563 * cfg.c (connect_src, connect_dest, disconnect_src,
3564 disconnct_dest): New.
3565 (unchecked_make_edge, remove_edge, redirect_edge_succ,
3566 redirect_edge_pred): Use the new functions.
3568 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3569 free_dominance_info only when needed.
3571 2005-03-02 David Edelsohn <edelsohn@gnu.org>
3574 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
3575 (reg_or_sub_cint64_operand): Same.
3577 2005-03-02 Jeff Law <law@redhat.com>
3579 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
3580 CFG_ALTERED in the main DOM iteration loop.
3582 2005-03-02 Mark Mitchell <mark@codesourcery.com>
3585 * varasm.c (initializer_constant_valid_p): Allow conversions
3586 between OFFSET_TYPEs. Tidy.
3588 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
3590 * config/cris/cris.md ("return"): Remove epilogue delay list
3593 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
3595 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
3597 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
3599 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3601 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
3602 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
3603 config/m68k/m68k.c, config/mips/mips.h,
3604 config/rs6000/rs6000-protos.h, doc/contrib.texi,
3605 doc/include/gcc-common.texi: Update copyright.
3607 PR middle-end/18029 and PR middle-end/18030
3608 * expr.c (optimize_bitfield_assignment_op): Add a special case
3609 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
3611 * fold-const.c (fold_unary): New.
3612 (fold): Call fold_unary on unary expressions.
3614 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
3616 * cgraph.h (struct cgraph_edge): Add prev_caller and
3618 (cgraph_node_remove_callees): Export.
3619 * cgraph.c (cgraph_create_edge): Initialize prev_caller
3621 (cgraph_edge_remove_callee): New function.
3622 (cgraph_edge_remove_caller): Likewise.
3623 (cgraph_remove_edge): Use.
3624 (cgraph_redirect_edge_callee): Likewise.
3625 (cgraph_node_remove_callees): New function.
3626 (cgraph_node_remove_callers): Likewise.
3627 (cgraph_remove_node): Use.
3628 * tree-optimize.c (tree_rest_of_compilation): Use
3629 cgraph_node_remove_callees instead of manual loop.
3630 * cgraphunit.c (cgraph_finalize_function): Likewise.
3631 (cgraph_expand_function): Likewise.
3632 (cgraph_remove_unreachable_nodes): Likewise.
3634 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
3637 * c-tree.h (undeclared_variable, build_external_ref): Add extra
3639 * c-decl.c (undeclared_variable): Take location as argument.
3640 * c-typeck.c (build_external_ref): Likewise.
3641 * c-parser.c (c_parser_postfix_expression): Pass location of
3642 identifier to build_external_ref.
3644 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3646 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
3647 CCEQ mode for branch_positive_comparison_operator test.
3648 * config/rs6000/predicates (branch_comparison_operator): Revert to
3650 (scc_comparison_operator): Same.
3651 (branch_positive_comparison_operator): Same.
3653 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3655 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3656 (cris_delay_slots_for_epilogue): Remove.
3657 (save_last): Move into cris_target_asm_function_epilogue.
3658 (cris_target_asm_function_epilogue): Remove tests for file being
3660 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3661 (cris_delay_slots_for_epilogue): Remove prototypes.
3662 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3663 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3665 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3667 * config/rs6000/predicates.md (branch_comparison_operator): Change
3668 to define_special_predicate.
3669 (scc_comparison_operator): Same.
3670 (branch_positive_comparison_operator): Same.
3672 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3674 * Makefile.in (tree-ssa-sink.o): New.
3675 (OBJS-common): Add tree-ssa-sink.o.
3676 * common.opt: Add -ftree-sink
3677 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3678 * timevar.def (TV_TREE_SINK): new timevar.
3679 * tree-flow.h (is_hidden_global_store): Prototype.
3680 * tree-optimize.c (init_tree_optimization_passes): Add
3682 * tree-pass.h (pass_sink_code): New.
3683 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3684 for non-obvious global store store to is_hidden_global_store, and
3685 call that new function.
3686 * tree-ssa-sink.c: New file.
3687 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3688 * doc/passes.texi: Document forward store motion.
3689 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3690 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3691 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3692 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3694 2005-03-01 Per Bothner <per@bothner.com>
3696 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3697 and we have a non-zero column-number, add it to the message.
3698 Also factor out the diagnostic_kind_text.
3700 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3702 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3703 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3704 flow_loop_scan): Removed.
3705 (flow_loop_dump): Do not dump removed fields.
3706 (flow_loop_free): Do not free removed fields.
3707 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3708 (loop_exit_edge_p): New function.
3709 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3710 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3711 num_exits, exits_doms.
3712 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3713 LOOP_EDGES, LOOP_ALL): Removed.
3714 (flow_loop_scan): Declaration removed.
3715 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3716 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3718 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3719 (if_convert): Call flow_loops_find and flow_loops_free
3720 when calling mark_loop_exit_edges.
3721 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3722 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3723 free_dominance_info calls.
3724 * loop-init.c (flow_loops_find): Ditto.
3725 * passes.c (rest_of_handle_branch_prob): Ditto.
3726 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3727 * loop-unroll.c (analyze_insns_in_loop): Do not use
3729 * predict.c (predict_loops): Do not call flow_loop_scan.
3730 Use get_loop_exit_edges.
3731 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3732 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3733 Do not use EDGE_LOOP_EXIT.
3734 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3735 to bb_with_exit_edge_p.
3736 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3737 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3738 to bb_with_exit_edge_p.
3739 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3741 * tree-loop-linear.c (linear_transform_loops): Do not call
3742 flow_loop_scan. Use loop->single_exit.
3743 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3744 (vect_analyze_loop_form): Do not call flow_loop_scan.
3745 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3747 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3749 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3750 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3751 slpeel_tree_duplicate_loop_to_edge_cfg,
3752 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3753 Use loop_preheader_edge and loop->single_exit. Do not call
3756 2005-03-01 Nick Clifton <nickc@redhat.com>
3758 * config/arm/arm.c (thumb_find_work_register): Check all of the
3759 argument registers to see if they are free, and a couple of
3760 special cases where the last argument register but can be proved
3761 to be available during the function's prologue.
3762 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3763 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3764 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3766 (thumb_compute_save_reg_mask): Likewise. Also use
3767 thumb_find_work_register() to ensure that there is agreement about
3768 which work register is going to be used in the prologue.
3769 (thumb_output_function_prologue): Use unsigned long as the type
3770 for the register bit-mask. Also delay pushing the link register if
3771 other high registers are going to be pushed.
3772 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3773 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3774 redundant prototypes.
3776 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3779 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3780 and after reload in REG+REG indexed addresses without REG_POINTER
3781 set in the base and not set in the index.
3783 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3785 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3786 Don't undefine here.
3787 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3788 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3789 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3790 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3791 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3793 * config.gcc (sh*-*-linux*): Use config/linux.h.
3795 2005-02-28 Dale Johannesen <dalej@apple.com>
3796 Stan Shebs <shebs@apple.com>
3798 Rewrite of 64-bit Darwin structure-by-value pass/return.
3799 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3800 intoffset, use_stack, named.
3801 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3802 (rs6000_darwin64_record_arg_advance_flush): New.
3803 (rs6000_darwin64_record_arg_advance_recurse): New.
3804 (rs6000_darwin64_record_arg_flush): New.
3805 (rs6000_darwin64_record_arg_recurse): New.
3806 (rs6000_darwin64_record_arg): New.
3807 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3808 (function_arg_boundary): Handle 128-bit aligned structs.
3809 (function_arg_advance): Rewrite darwin64 struct handling.
3810 (function_arg): Call rs6000_darwin64_record_arg.
3811 (function_arg_partial_nregs): Handle darwin64 structs.
3812 (rs6000_darwin64_function_value): Remove.
3813 (rs6000_function_value): Call rs6000_darwin64_record_arg.
3815 2005-02-28 Roger Sayle <roger@eyesopen.com>
3817 PR tree-optimization/20216
3818 * tree-chrec.c (tree_fold_factorial): Delete.
3819 (tree_fold_binomial): Change argument list to take a return type
3820 and change the type of K to unsigned int. Rewrite to avoid explicit
3821 evaluation of factorials, and (recursively) calling fold to perform
3822 compile-time arithmetic. Return NULL on (internal) overflow.
3823 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3824 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3825 if any intermediate calculation overflows.
3826 (chrec_apply): Update call to chrec_evaluate.
3828 2005-02-28 James E Wilson <wilson@specifixinc.com>
3830 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3832 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3835 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3836 instead of NULL_TREE on error.
3838 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3840 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3841 (EASY_VECTOR_15_ADD_SELF): Remove.
3842 (num_insns_constant_wide): Not static.
3843 (validate_condition_mode): Not static.
3844 (toc_relative_expr_p): Not static.
3845 (legitimate_indirect_address_p): Not static.
3846 (macho_lo_sum_memory_operand): Not static.
3847 (invalid_e500_subreg): Not static.
3848 (easy_vector_same): Not static.
3849 (easy_vector_splat_const): Not static.
3850 (RS6000_SYMBOL_REF_TLS_P): Remove.
3851 (any_operand): Delete.
3852 (any_parallel_operand): Delete.
3853 (count_register_operand): Delete.
3854 (altivec_register_operand): Delete.
3855 (xer_operand): Delete.
3856 (s8bit_cint_operand): Delete.
3857 (short_cint_operand): Delete.
3858 (u_short_cint_operand): Delete.
3859 (non_short_cint_operand): Delete.
3860 (exact_log2_cint_operand): Delete.
3861 (gpc_reg_operand): Delete.
3862 (cc_reg_operand): Delete.
3863 (cc_reg_not_cr0_operand): Delete.
3864 (reg_or_short_operand): Delete.
3865 (reg_or_neg_short_operand): Delete.
3866 (reg_or_aligned_short_operand): Delete.
3867 (reg_or_u_short_operand): Delete.
3868 (reg_or_cint_operand): Delete.
3869 (reg_or_arith_cint_operand): Delete.
3870 (reg_or_add_cint64_operand): Delete.
3871 (reg_or_sub_cint64_operand): Delete.
3872 (reg_or_logical_cint_operand): Delete.
3873 (got_operand): Delete.
3874 (got_no_const_operand): Delete.
3875 (easy_fp_constant): Delete.
3876 (easy_vector_constant): Delete.
3877 (easy_vector_constant_add_self): Delete.
3878 (zero_constant): Delete.
3879 (zero_fp_constant): Delete.
3880 (volatile_mem_operand): Delete.
3881 (offsettable_mem_operand): Delete.
3882 (mem_or_easy_const_operand): Delete.
3883 (add_operand): Delete.
3884 (non_add_cint_operand): Delete.
3885 (logical_operand): Delete.
3886 (non_logical_cint_operand): Delete.
3887 (mask_operand): Delete.
3888 (mask_operand_wrap): Delete.
3889 (mask64_operand): Delete.
3890 (mask64_2_operand): Delete.
3891 (and64_operand): Delete.
3892 (and64_2_operand): Delete.
3893 (and_operand): Delete.
3894 (reg_or_mem_operand): Delete.
3895 (lwa_operand): Delete.
3896 (symbol_ref_operand): Delete.
3897 (call_operand): Delete.
3898 (current_file_function_operand): Delete.
3899 (input_operand): Delete.
3900 (rs6000_nonimmediate_operand): Delete.
3901 (rs6000_tls_symbol_ref): Delete.
3902 (save_world_operation): Delete.
3903 (restore_world_operation): Delete.
3904 (load_multiple_operation): Delete.
3905 (store_multiple_operation): Delete.
3906 (vrsave_operation): Delete.
3907 (mfcr_operation): Delete.
3908 (mtcrf_operation): Delete.
3909 (lmw_operation): Delete.
3910 (stmw_operation): Delete.
3911 (branch_comparison_operator): Delete.
3912 (branch_positive_comparison_operator): Delete.
3913 (scc_comparison_operator): Delete.
3914 (trap_comparison_operator): Delete.
3915 (boolean_operator): Delete.
3916 (boolean_or_operator): Delete.
3917 (min_max_operator): Delete.
3918 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3919 (EASY_VECTOR_15): Moved to here.
3920 (EASY_VECTOR_15_ADD_SELF): Move to here.
3921 (PREDICATE_CODES): Delete.
3922 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3923 Declare functions no longer static.
3924 * config/rs6000/predicates.md: New.
3925 * config/rs6000/rs6000.md: Include predicates.md
3927 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3929 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3930 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3932 * cfgrtl.c (need_fake_edge_p): Likewise.
3933 * combine.c (distribute_notes): Likewise.
3934 * emit-rtl.c (try_split): Likewise.
3935 * recog.c (peephole2_opimize): Likewise.
3936 * reg-notes.def (ALWAYS_RETURN): Remove.
3937 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3938 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3939 * tree.h (ECF_ALWAYS_RETURN): Remove.
3941 2005-02-28 Roger Sayle <roger@eyesopen.com>
3944 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3945 between different machine modes is never a "useless" conversion.
3947 2005-02-28 Geert Bosch <bosch@gnat.com>
3950 * doc/contrib.texi: List contributors for Ada front end
3952 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3954 * simplify-rtx.c (simplify_unary_operation_1,
3955 simplify_const_unary_operation): New, extracted from...
3956 (simplify_unary_operation): ... this one.
3957 (simplify_binary_operation_1,
3958 simplify_const_binary_operation): New, extracted from...
3959 (simplify_binary_operation): ... this one.
3960 * rtl.h (simplify_const_unary_operation,
3961 simplify_const_binary_operation): Add prototypes.
3963 2005-02-28 Julian Brown <julian@codesourcery.com>
3965 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3966 building libjava and caused PR regression/20228.
3968 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3971 * Makefile.in (host_subdir): New.
3972 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3973 * configure: Regenerate.
3975 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3977 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3978 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3979 installation directory first.
3981 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3984 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3985 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3986 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3987 * config/cris/cris.md: Tweak comments referring to Q.
3988 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3989 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3990 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3991 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3992 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3993 Insert spaces in constraints to align alternatives vertically for
3995 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3998 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4000 PR rtl-optimization/17728
4001 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4002 operand 0 from general_operand to move_dest_operand.
4004 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4006 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4007 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4008 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4009 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4011 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4013 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4014 * configure: Regenerate.
4015 * libada-mk.in: Remove CC; rename
4016 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4018 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4021 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4022 for the lhs, also walk over the tree. Likewise for rhs.
4024 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4026 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4027 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4028 Do not propagate value of iv before increment over the increment.
4030 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4032 * c-parser.c: New file.
4033 * c-parse.in: Remove.
4034 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4036 (c-parser.o): Add dependencies.
4037 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4038 maintainer-clean, TAGS): Update.
4039 * c-config-lang.in (gtfiles): Update.
4040 * gengtype-lex.l: Don't handle "@@".
4041 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4042 objc_build_synchronized, objc_begin_try_stmt,
4043 objc_begin_catch_clause, objc_finish_catch_clause,
4044 objc_build_finally_clause, objc_finish_try_stmt): New.
4045 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4047 (c_parse_init): Update comment.
4048 * c-decl.c (c_init_decl_processing): Update comment.
4049 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4050 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4051 new c_declspecs members.
4053 2005-02-25 Julian Brown <julian@codesourcery.com>
4055 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4056 from being used for symbols with vague linkage when
4057 HAVE_GAS_COMDAT_GROUP is true.
4059 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4061 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4063 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4066 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4067 (LIBGCC2_HAS_DF_MODE): New.
4068 (LIBGCC2_HAS_XF_MODE): New.
4069 (LIBGCC2_HAS_TF_MODE): New.
4070 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4071 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4072 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4073 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4074 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4075 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4076 and add _fixtfdi, _fixunstfdi, _floatditf
4077 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4078 L_fixunstfdi, L_floatditf.
4079 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4080 (LIBGCC2_HAS_TF_MODE): Define.
4082 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4084 PR tree-optimization/20204
4085 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4086 REWRITE_THIS_STMT markers on PHI nodes.
4087 (rewrite_initialize_block): Likewise.
4089 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4091 * version.c (version_string): Update to 4.1.
4093 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4095 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4096 Clarify that the alternative way doesn't work in GNU C++.
4098 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4100 PR tree-optimization/19937
4101 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4102 to the type of the induction variable.
4104 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4106 PR rtl-optimization/20117
4107 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4108 the block including noncopyable insn.
4110 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4112 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4113 calls to find_reg_note.
4115 2005-02-24 Richard Henderson <rth@redhat.com>
4118 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4121 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4123 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4124 vector types if to use base reg for misaligned non-word ld/std.
4126 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4129 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4130 dwarf2 label manually and put it after, not before the prologue.
4132 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4135 * reload.c (operands_match_p): Only increment register number for
4136 SCALAR_INT_MODE_P modes in multiple hard registers.
4138 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4141 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4143 * ChangeLog.5: Fix log message typo(s).
4144 * ChangeLog.7: Likewise.
4145 * ChangeLog.tree-ssa: Likewise.
4146 * cfgexpand.c: Fix comment typo(s).
4147 * conflict.c: Likewise.
4148 * defaults.h: Likewise.
4149 * dwarf2out.c: Likewise.
4151 * ggc-page.c: Likewise.
4152 * tree-eh.c: Likewise.
4153 * tree-ssa-dom.c: Likewise.
4155 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4158 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4159 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4160 if SHARED is defined.
4163 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4164 allow splitting only if operands 0 and 3 don't overlap.
4166 2005-02-24 Richard Henderson <rth@redhat.com>
4169 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4170 (fold_builtin_1): Call them.
4171 * fold-const.c (fold_complex_mult_parts): Split out from ...
4172 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4173 (fold_complex_div_parts, fold_complex_div): New.
4175 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4177 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4179 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4180 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4182 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4183 (print_node): Likewise.
4184 Print TYPE_SIZES_GIMPLIFIED.
4186 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4188 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4189 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4190 operands as commutative in constraints.
4192 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4194 * tree-into-ssa.c: Re-organize internal functions.
4196 2005-02-24 Richard Henderson <rth@redhat.com>
4199 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4201 * common.opt (fcx-limited-range): New.
4202 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4203 * toplev.c (flag_complex_method): Initialize to 1.
4204 (process_options): Set flag_complex_method to 0 if
4205 flag_cx_limited_range.
4206 * doc/invoke.texi (-fcx-limited-range): New.
4208 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4210 * cse.c (delete_trivially_dead_insns): Speed up by using
4211 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4214 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4216 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4217 functions when -mid-shared-library is being used.
4219 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4221 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4222 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4223 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4224 * system.h: Poison LINK_LIBGCC_SPECIAL.
4226 2005-02-23 James E Wilson <wilson@specifixinc.com>
4228 * gengtype.c (note_insn_name): Make 1 element larger.
4230 2005-02-23 Roger Sayle <roger@eyesopen.com>
4233 PR rtl-optimization/20097
4234 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4235 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4237 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4239 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4240 * t-aix52 (SHLIB_INSTALL): Same.
4242 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4244 * genpreds.c: Update copyright.
4246 2005-02-23 Michael Beach <michaelb@ieee.org>
4249 * config/sparc/t-elf (startup files): Assemble with CPP.
4251 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4253 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4254 (write_predicate_expr): Likewise.
4256 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4258 PR tree-optimization/20100
4259 PR tree-optimization/20115
4260 * tree-optimize.c (init_tree_optimization_passes): Remove
4261 pass_maybe_create_global_var.
4262 * tree-pass.h (pass_maybe_create_global_var): Remove.
4263 * tree-ssa-alias.c (aliases_computed_p): Declare.
4264 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4265 (count_calls_and_maybe_create_global_var): Remove.
4266 (pass_maybe_create_global_var): Remove.
4267 (init_alias_info): Do not declare aliases_computed_p.
4268 (maybe_create_global_var): If the function contains no
4269 call-clobbered variables and a mix of pure/const and regular
4270 function calls, create .GLOBAL_VAR.
4271 Mark all call-clobbered variables for renaming.
4272 (merge_pointed_to_info): Update comment.
4273 (add_pointed_to_var): Likewise.
4274 (is_escape_site): Likewise.
4275 Accept struct alias_info * instead of size_t *.
4277 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4279 * tree-ssa-operands.c (get_call_expr_operands): If
4280 ALIASES_COMPUTED_P is false, do not add call-clobbering
4282 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4283 (delete_tree_ssa): Likewise.
4285 2005-02-22 James E Wilson <wilson@specifixinc.com>
4287 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4288 (do_compile): Do call it here.
4290 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4292 PR rtl-optimization/20017.
4293 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4294 rest_of_handle_cse2, rest_of_handle_gcse): Call
4295 delete_dead_jumptables immediately before calling cleanup_cfg.
4297 2005-02-22 Devang Patel <dpatel@apple.com>
4300 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4303 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4305 * config/rs6000/aix.h (WINT_TYPE): Define.
4307 2005-02-22 Stan Shebs <shebs@apple.com>
4309 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4310 natural alignment for 64-bit Darwin.
4311 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4313 * doc/invoke.texi: Document this.
4315 2005-02-22 DJ Delorie <dj@redhat.com>
4317 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4318 to make_[un]signed_type, not the mode itself.
4320 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4322 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4323 not available. Use tail calls wherever possible.
4324 (make_edge): Call unchecked_make_edge to create an edge.
4326 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4327 (coalesce_ssa_name): Don't check for
4328 SSANORM_USE_COALESCE_LIST.
4329 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4331 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4333 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4334 (rewrite_into_ssa): ... here.
4336 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4338 PR tree-optimization/19786
4339 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4340 tag to another's may-alias bitmap when adding to the other's list.
4342 2005-02-21 DJ Delorie <dj@redhat.com>
4344 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4345 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4346 registers in unsupported ways.
4347 * expmed.c (init_expmed): Likewise.
4349 2005-02-21 Stan Cox <scox@redhat.com>
4351 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4353 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4355 * tree-cfg.c (fold_cond_expr_cond): New.
4356 (make_edges): Call fold_cond_expr_cond.
4357 (find_taken_edge): Accept nothing but INTEGER_CST.
4358 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4360 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4362 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4363 that do not belong to any basic block.
4365 2005-02-21 Jeff Law <law@redhat.com>
4367 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4370 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4372 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4373 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4374 Adjust their definitions.
4375 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4376 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4378 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4379 genautomata.c, langhooks.c, langhooks.h, system.h,
4380 config/arm/lib1funcs.asm: Update copyright.
4382 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4384 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4386 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4389 * doc/install.texi: Document --with-gc.
4391 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4393 * simplify-rtx.c (simplify_unary_operation): Add a missing
4396 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4398 PR tree-optimization/18663
4399 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4400 if the type has variable bounds.
4402 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4404 * gcse.c: Remove an obsolete comment.
4406 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4408 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4410 * doc/extend.texi (Function Attributes) <Attribute const>: The
4411 attribute "pure" is below this text, not above.
4413 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4415 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4416 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4417 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4419 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4422 * langhooks.h (struct lang_hooks): Add to_target_charset.
4423 * langhooks.c (lhd_to_target_charset): New function.
4424 * langhooks-def.h: Declare lhd_to_target_charset.
4425 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4426 (LANG_HOOKS_INITIALIZER): Update.
4427 * c-common.c (c_common_to_target_charset): New function.
4428 * c-common.h: Declare it.
4429 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4430 c_common_to_target_charset.
4432 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4433 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4435 * system.h: Poison them.
4436 * doc/tm.texi: Don't discuss them.
4437 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4438 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4439 (pp_c_char): Do not attempt to generate letter escapes for
4441 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4442 * config/mips/mips.c (mips_output_ascii): Likewise.
4444 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4446 PR tree-optimization/19951
4447 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4450 2005-02-19 Steven Bosscher <stevenb@suse.de>
4453 * function.h (struct function): New field `max_loop_depth'.
4454 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4455 (flow_loops_find): Reset the max loop depth count before finding loops.
4456 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4457 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4458 (calculate_global_regs_live): Make sure the loop will terminate
4459 when the initial sets are not empty.
4461 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4463 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4465 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4467 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4470 * doc/invoke.texi: Remove documentation of %M spec.
4472 (init_spec): Remove %M suffix from -lgcc_s.
4473 (do_spec_1): Remove 'M' case.
4474 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4475 to put shared libraries in the multilib directory. Remove the
4476 shlib_so_soname substitution variable. Don't add a multilib encoding
4477 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4478 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4479 SHLIB_INSTALL as well as SHLIB_LINK.
4480 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4481 (SHLIB_NAME): Delete.
4482 (SHLIB_DIR): New macro.
4483 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4484 (SHLIB_INSTALL): Adjust accordingly.
4485 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4486 * config/t-slibgcc-sld: Likewise.
4487 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4488 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4489 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4491 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4492 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4493 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4494 Use @shlib_base_name@ instead of @shlib_so_name@.
4495 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4496 and @shlib_base_name@.so in @multilib_dir@.
4497 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4498 to the install path.
4499 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4500 (SHLIB_LINK): Remove previous workaround.
4501 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4502 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4503 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4505 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4506 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4507 (SHLIB_INSTALL): Adjust accordingly.
4508 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4509 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4510 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4511 config/t-slibgcc-elf-ver.
4513 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4514 Jakub Jelinek <jakub@redhat.com>
4516 PR tree-optimization/19828
4517 * tree-ssa-loop-im.c: Add a TODO comment.
4518 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4519 without side-effects.
4521 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4523 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
4526 2005-02-18 James E. Wilson <wilson@specifixinc.com>
4528 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
4529 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
4530 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
4532 (ia64_reorg): Delete fixup_errata call.
4533 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
4534 (TARGET_SWITCHES): Delete -mb-step entry.
4536 2005-02-19 Jakub Jelinek <jakub@redhat.com>
4539 * c-typeck.c (composite_type): Handle quals in transparent unions.
4540 (type_lists_compatible_p): Likewise.
4542 2005-02-18 Stan Shebs <shebs@apple.com>
4544 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
4545 expressions in the .literal8 section.
4547 2005-02-18 Geoffrey Keating <geoffk@apple.com>
4549 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
4551 2005-02-18 Roger Sayle <roger@eyesopen.com>
4553 * fold-const.c (constant_boolean_node): Always create values of the
4554 specified type, don't bother calling truthvalue_conversion.
4556 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4558 * except.c (output_function_exception_table): Call
4559 assemble_external_libcall (eh_personality_libfunc).
4561 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4564 * config/ia64/ia64.h (struct machine_function): Add state_num.
4565 * config/ia64/ia64.c (process_epilogue,
4566 process_for_unwind_directive): Use new unwind state numbers each
4567 time rather than state 1.
4569 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4572 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
4573 before the "*llgt_didi" pattern.
4575 2005-02-18 Jason Merrill <jason@redhat.com>
4577 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
4579 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
4581 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
4582 (div0): Use it in place of ARM_FUNC_ALIAS.
4583 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
4585 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
4588 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
4589 access, the lower bound of the array type if it exists.
4591 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
4594 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
4595 cases that are out-of-range for the index type.
4597 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4599 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
4600 (estimate_case_costs): Don't call convert.
4601 * expmed.c (expand_shift): Likewise.
4602 (make_tree): Call fold_convert instead of convert.
4604 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4607 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
4608 that ref to be marked MEM_READONLY_P doesn't have base that needs
4611 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4613 * genautomata.c (output_get_cpu_unit_code_func,
4614 output_cpu_unit_reservation_p): Don't generate old-style function
4617 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4620 PR tree-optimization/20009
4621 * convert.c (convert_to_integer): Revert 2005-02-16 change.
4623 PR tree-optimization/18947
4624 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
4625 inline, remove all nodes that are inlined into the extern inline
4628 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4630 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
4631 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
4632 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
4633 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
4636 2005-02-17 Roger Sayle <roger@eyesopen.com>
4638 PR tree-optimization/19917
4639 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
4640 to be potentially trapping.
4642 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4644 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
4646 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4648 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4649 tem becomes a local variable which is set to the value of the
4650 back end defined INITIAL_FRAME_ADDRESS macro.
4651 (expand_builtin_frame_address): Omit the base parameter to
4652 expand_builtin_return_addr.
4653 (expand_builtin_profile_func): Likewise.
4654 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4655 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4656 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4658 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4660 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4661 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4662 * config/frv/frv.c (frv_function_epilogue): Likewise.
4664 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4666 * lambda-code (perfect_nestify): Remove mark/unmark
4668 * tree-loop-linear.c (linear_transform_loops): Add
4669 rewrite_into_ssa call so that ssa is correct for
4670 rewriting into loop closed.
4672 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4674 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4675 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4677 * bt-load.c (btr_def_live_range, combine_btr_defs,
4678 migrate_btr_def, migrate_btr_defs): Likewise.
4679 * cfgcleanup.c (thread_jump): Likewise.
4680 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4681 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4682 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4683 df_rd_local_compute, df_reg_info_compute): Likewise.
4684 * dominance.c (init_dom_info, free_dom_info): Likewise.
4685 * flow.c (init_propagate_block_info,
4686 free_propagate_block_info): Likewise.
4687 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4688 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4689 modify_reg_pav): Likewise.
4690 * loop-invariant.c (find_defs, find_invariant_insn,
4691 find_invariants, free_inv_motion_data): Likewise.
4692 * predict.c (tree_predict_by_opcode,
4693 estimate_bb_frequencies): Likewise.
4694 * stmt.c (expand_case): Likewise.
4695 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4696 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4697 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4698 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4699 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4700 rewrite_ssa_into_ssa): Likewise.
4701 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4702 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4703 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4704 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4705 * tree-sra.c (tree_sra): Likewise.
4706 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4707 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4708 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4709 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4710 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4711 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4713 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4714 calculate_live_on_entry, calculate_live_on_exit,
4715 build_tree_conflict_graph): Likewise.
4716 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4717 record_important_candidates, set_use_iv_cost, find_depends,
4718 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4719 tree_ssa_iv_optimize_finalize): Likewise.
4720 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4721 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4722 tree_duplicate_loop_to_header_edge): Likewise.
4723 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4724 * tree-ssa.c (verify_flow_insensitive_alias_info,
4725 verify_name_tags, verify_ssa, init_tree_ssa,
4726 delete_tree_ssa): Likewise.
4727 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4728 fini_ssanames): Likewise.
4729 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4731 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4733 * config/rs6000/t-rtems: Completely reworked.
4735 2005-02-17 Ira Rosen <irar@il.ibm.com>
4737 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4739 2005-02-17 Ira Rosen <irar@il.ibm.com>
4741 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4742 POINTER_TYPE_P when checking that type is a pointer.
4743 (vect_get_memtag): Remove.
4744 (vect_address_analysis): Use POINTER_TYPE_P. Call
4745 vect_object_analysis with dummy parameter for memtag.
4746 (vect_object_analysis): Extract memtag (functionality that
4747 used to be in vect_get_memtag and moved here). Fix printings.
4748 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4749 with correct parameters. Remove call to vect_get_memtag.
4751 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4753 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4754 (tree-vectorizer.o): Added missing dependencies.
4756 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4758 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4759 declaration in tree-vectorizer.c, now has an extern declaration in
4761 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4762 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4763 get_vectype_for_scalar_type, vect_is_simple_use,
4764 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4765 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4766 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4767 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4768 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4769 find_loop_location): Likewise.
4771 * tree-vectorizer.c (langhooks.h): #include removed.
4772 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4773 moved to tree-vectorized.h.
4774 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4775 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4776 get_vectype_for_scalar_type, vect_is_simple_use,
4777 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4778 vect_supportable_dr_alignment, new_loop_vec_info,
4779 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4780 vect_set_verbosity_level, find_loop_location): Likewise.
4782 (vect_analyze_loop): Function externalized. Declaration moved to
4783 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4784 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4785 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4786 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4787 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4788 vect_enhance_data_refs_alignment, vect_analyze_operations,
4789 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4790 vect_stmt_relevant_p, vect_get_loop_niters,
4791 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4792 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4793 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4794 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4795 vect_get_memtag): Likewise.
4797 (vectorizable_load): Function externalized. Declaration moved to
4798 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4799 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4800 vect_transform_loop): Likewise.
4801 (vect_transform_stmt): Moved to tree-vect-transform.c.
4802 (vect_align_data_ref, vect_create_destination_var,
4803 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4804 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4805 vect_get_vec_def_for_operand, vect_init_vector,
4806 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4807 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4808 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4809 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4810 vect_do_peeling_for_loop_bound): Likewise.
4812 * tree-vect-analyze.c: New file.
4813 * tree-vect-transform.c: New file.
4815 2005-02-17 Jason Merrill <jason@redhat.com>
4817 PR mudflap/19319, c++/19317
4818 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4821 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4823 * doc/install.texi (Specific): Update link for Darwin-specific
4826 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4828 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4829 constant_boolean_node.
4831 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4834 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4835 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4837 2005-02-16 Richard Henderson <rth@redhat.com>
4840 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4842 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4843 replace uses with Wtype_MAXp1_F.
4844 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4845 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4846 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4847 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4848 and HAVE_TFMODE as appropriate.
4849 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4850 (__floatdisf): Likewise.
4851 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4852 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4853 (Wtype_MAXp1_F): New.
4854 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4855 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4857 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4860 * arm.c (arm_apply_result_size): New function.
4861 * arm.h (APPLY_RESULT_SIZE): Define.
4862 * arm-protos.h (arm_apply_result_size): Add prototype.
4863 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4864 (movxf): New expand.
4865 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4866 (call_value_symbol): Remove predicate for operand 0.
4867 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4868 (untyped_call): Rework to correclty return values for any type.
4869 (untyped_return): New expand.
4870 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4872 2005-02-16 Stan Shebs <shebs@apple.com>
4874 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4875 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4877 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4879 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4880 configure settings on Solaris 7 and later.
4882 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4884 PR tree-optimization/19865
4885 * tree-optimize.c (init_tree_optimization_passes): Run
4886 pass_may_alias after pass_sra.
4888 2005-02-16 Richard Henderson <rth@redhat.com>
4889 Stuart Hastings <stuart@apple.com>
4892 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4893 Do nothing if debug info suppressed for this function.
4894 (dbxout_begin_function): Early exit if debug info suppressed for
4897 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4900 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4902 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4904 PR tree-optimization/19967
4905 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4906 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4907 argument TYPE. Adjust calls to fold_builtin_XXX.
4908 (expand_builtin, fold_builtin_1): Adjust calls to
4910 (fold_builtin_strchr, fold_builtin_strpbrk,
4911 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4912 result to a requested type TYPE.
4914 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4917 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4918 (T)x & (T)cst if (T)cst overflows.
4919 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4920 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4922 2005-02-15 Jeff Law <law@redhat.com>
4924 * gcse.c (blocks_with_calls): New bitmap.
4925 (alloc_gcse_mem): Allocate it.
4926 (free_gcse_mem): Free it.
4927 (clear_modifY_mem_tables): Clear it.
4928 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4929 when we encounter CALL_INSNs.
4930 (compute_transp, case MEM): Handle blocks with calls separate
4931 from blocks without calls. Use bitmap iterators rather than
4934 2005-02-15 Peter O'Gorman <peter@pogma.com>
4937 * mklibgcc.in (vis_hide): Use a temporary object file, not
4940 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4943 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4944 access optimization.
4946 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4947 Alan Modra <amodra@bigpond.net.au>
4950 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4951 (_xlqsub): Rename to __gcc_qsub.
4952 (_xlqmul): Rename to __gcc_qmul.
4953 (_xlqdiv): Rename to __gcc_qdiv.
4954 Provide versioned symbol aliases with old names.
4955 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4956 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4957 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4958 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4959 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4961 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4963 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4964 Fold ~(A - 1) and ~(A + -1) to -A.
4966 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4970 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4971 config/pa/pa-host.c:pa_gt_pch_use_address.
4973 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4975 * tree-vn.c (get_value_handle): Make sure that given an
4976 is_gimple_min_invariant expression, we always return it.
4978 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4980 * passes.c (rest_of_handle_gcse): Fix a comment.
4982 2005-02-15 Jeff Law <law@redhat.com>
4984 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4986 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4987 (canon_list_insert, record_last_mem_set_info): Similarly.
4988 (clear_modify_mem_tables): Similarly.
4990 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4992 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4993 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4994 config/mips/mips.md, config/rs6000/aix.h,
4995 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4997 2005-02-15 Richard Henderson <rth@redhat.com>
4999 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5000 call to be best_edge.
5002 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5004 * basic-block.h: Adjust the prototype for find_basic_blocks.
5005 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5006 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5009 * flow.c (recompute_reg_usage): Remove all arguments.
5010 * passes.c (rest_of_compilation): Adjust the call to
5011 recompute_reg_usage.
5012 * rtl.h: Adjust the prototype for recompute_reg_usage.
5014 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5016 * tree-dump.c (dump_files): Update to reflect new member
5018 (dump_register): Add new argument.
5020 (dump_switch_p_1): Check against glob name if doglob was passed.
5021 (dump_switch_p): Check against regular first, then glob if
5022 we didn't have any hits on the dump name.
5023 * tree-optimize.c (register_one_dump_file):
5024 Pass in glob name as well.
5025 * tree-pass.h (struct dump_file_info): Add glob
5028 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5030 PR preprocessor/16323
5031 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5033 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5036 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5037 (trunctfdf2_internal1): New.
5038 (trunctfdf2_internal2): Renamed from trunctfdf2.
5040 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5042 PR tree-optimization/19853
5043 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5045 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5047 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5048 delete_dead_jumptables and cleanup_cfg.
5050 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5052 * reload.c (find_reloads): Swap address_reloaded flags when
5053 swapping commutative operands.
5055 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5057 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5058 Use standard_iv_increment_position for computing the bsi position
5060 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5063 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5066 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5067 life range of hard registers.
5068 * value-prof.c (insn_prefetch_values_to_profile): Only
5071 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5072 profile in libcalls.
5074 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5076 * bitmap.h (bitmap_and_compl_into): Return bool.
5077 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5079 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5081 PR tree-optimization/19944
5082 * fold-const.c (fold): Re-add ABS_EXPR folding.
5084 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5087 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5088 {TARGET,MASK}_XL_COMPAT.
5089 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5091 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5092 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5094 (rs6000_arg_partial_bytes): Same.
5095 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5096 and XL compatibility enabled.
5097 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5098 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5099 test to final condition.
5100 (cmptf_internal2): New.
5101 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5102 xl-compat. Add TFmode information to description.
5104 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5106 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5108 2005-02-13 Jason Merrill <jason@redhat.com>
5111 * fold-const.c (fold_indirect_ref_1): Split out from...
5112 (build_fold_indirect_ref): Here.
5113 (fold_indirect_ref): New fn.
5114 * tree.h: Declare it.
5115 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5116 (gimplify_modify_expr_rhs): Likewise.
5117 (gimplify_expr): Likewise.
5119 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5121 PR tree-optimization/14303
5122 PR tree-optimization/15784
5123 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5124 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5125 ABS_EXPR<x> != 0 to x != 0.
5127 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5129 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5130 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5131 spelling conventions.
5133 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5134 delete_trivially_dead_insns too many times.
5136 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5139 2005-02-12 Ira Rosen <irar@il.ibm.com>
5141 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5142 (vect_is_simple_iv_evolution): Remove redundant parameter
5144 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5145 without last parameter.
5146 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5147 Return pointer step. Call vect_is_simple_iv_evolution without
5148 last parameter. Check only that the step is multiple of size
5149 type. Remove stmt_vinfo updates.
5150 (vect_get_memtag_and_dr): Remove.
5151 (vect_get_memtag): New function.
5152 (vect_address_analysis): New function.
5153 (vect_object_analysis): New function.
5154 (vect_analyze_data_refs): Call vect_object_analysis and
5155 vect_get_memtag. Update stmt_vinfo fields.
5157 2005-02-12 Ira Rosen <irar@il.ibm.com>
5159 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5160 exist and are objects. Remove checks for pointer.
5161 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5162 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5163 (vect_create_data_ref_ptr): Likewise.
5164 (vect_base_addr_differ_p): New function.
5165 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5166 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5167 Don't set the DR_BASE_NAME field of data-ref.
5168 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5170 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5172 * optabs.h (enum optab_index): Add new OTI_ldexp.
5173 (ldexp_optab): Define corresponding macro.
5174 * optabs.c (init_optabs): Initialize ldexp_optab.
5175 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5177 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5179 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5180 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5182 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5183 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5186 2005-02-12 Ira Rosen <irar@il.ibm.com>
5188 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5190 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5192 (vect_get_base_and_offset): Always return an address.
5193 (vect_create_addr_base_for_vector_ref): Remove treatment for
5194 different data reference types.
5195 (vect_compute_data_ref_alignment): Rename base to base_address in
5196 stmt_vec_info. Get the object in order to force its alignment.
5197 (vect_get_memtag_and_dr): Rename base to base_address in
5198 stmt_vec_info. Extract the object for memtag analysis.
5200 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5202 PR regression/19898.
5203 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5204 changes cc_status, use apply modified_in_p to part of cc_status
5205 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5208 2005-02-11 Richard Henderson <rth@redhat.com>
5210 * tree-complex.c (expand_complex_libcall): New.
5211 (expand_complex_multiplication): Use it for c99 compliance.
5212 (expand_complex_division): Likewise.
5213 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5215 * builtins.c (built_in_names): Remove const.
5216 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5218 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5219 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5220 (built_in_names): Remove const.
5221 * c-common.c (c_common_type_for_mode): Handle complex modes.
5222 * flags.h, toplev.c (flag_complex_method): Rename from
5223 flag_complex_divide_method.
5224 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5225 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5226 * libgcc2.h: Declare them.
5227 * libgcc-std.ver: Export them.
5228 * mklibgcc.in (lib2funcs): Build them.
5230 2005-02-11 Steven Bosscher <stevenb@suse.de>
5232 PR tree-optimization/19876
5233 Partially revert my change from 2005-01-14
5234 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5235 (compute_antic): ...and remove the loop here.
5237 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5240 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5241 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5243 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5244 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5246 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5248 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5249 offsets for the big-endian 32-bit case.
5251 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5253 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5255 2005-02-11 Dale Johannesen <dalej@apple.com>
5257 * cselib.c (cselib_process_insn): Clear out regs where
5258 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5259 * reload.c (find_equiv_reg): Ditto.
5261 2005-02-11 Ian Lance Taylor <ian@airs.com>
5263 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5266 * tree.c (build_function_type_list): Work correctly if there are
5269 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5271 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5272 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5273 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5274 TARGET_ZARCH instead of TARGET_64BIT.
5276 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5278 * config/rs6000/t-rtems:
5279 (MULTILIB_OPTIONS): Remove mcpu=602.
5280 (MUTLILIB_DIRNAMES): Remove m602.
5281 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5282 Let mcpu=602 match mcpu=603.
5283 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5285 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5287 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5290 2005-02-10 David Daney <ddaney@avtrex.com>
5292 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5293 * config/i386/linux-unwind.h: Likewise.
5294 * config/ia64/linux-unwind.h: Likewise.
5295 * config/mips/linux-unwind.h: Likewise.
5296 * config/pa/linux-unwind.h: Likewise.
5297 * config/rs6000/linux-unwind.h: Likewise.
5298 * config/s390/linux-unwind.h: Likewise.
5299 * config/sh/linux-unwind.h: Likewise.
5300 * config/sparc/linux-unwind.h: Likewise.
5302 2005-02-10 Steven Bosscher <stevenb@suse.de>
5304 PR tree-optimization/17549
5305 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5306 TER to replace a DEF with its expression if the DEF and the
5307 rhs of the expression we replace into have the same root
5310 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5312 * config/mips/mips.md: Fix the placement of the match_scratch in the
5315 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5317 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5320 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5322 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5323 (strip_offset): Handle addresses.
5324 (add_address_candidates): Use strip_offset.
5325 (difference_cost): Reflect strip_offset change.
5326 (force_var_cost, difference_cost): Strip nops.
5328 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5330 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5332 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5333 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5334 config/cris/cris-protos.h, config/cris/cris.c: Update
5337 2005-02-10 Jeff Law <law@redhat.com>
5339 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5340 (lookup_avail_expr): Similarly.
5342 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5344 * builtins.c (fold_builtin_powi): New function.
5345 (fold_builtin_1): Call it.
5347 2005-02-10 Steven Bosscher <stevenb@suse.de>
5349 PR documentation/19309
5350 * doc/cpp.texi: The __GNUC__ and related predefined macros
5351 are also defined for the "standalone" cpp.
5352 Some non-GCC compilers may also define __GNUC__.
5354 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5357 * c-typeck.c (common_type): New routine. Old common_type renamed
5359 (c_common_type): ...this.
5360 (build_conditional_expr, build_binary_op): Use c_common_type instead
5363 2005-02-10 Steven Bosscher <stevenb@suse.de>
5365 * doc/md.texi: Replace @samp{length} with @code{length}.
5367 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5369 PR tree-optimization/18687
5370 * tree-flow.h (find_loop_niter): Declare.
5371 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5372 Try using scev even for loops with more than one exit.
5373 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5374 (struct ivopts_data): Added niters field.
5375 (struct nfe_cache_elt): New.
5376 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5378 (tree_ssa_iv_optimize_init): Initialize niters cache.
5379 (determine_number_of_iterations): Removed.
5380 (find_induction_variables): Do not call determine_number_of_iterations.
5381 Access niters for single exit through niter_for_single_dom_exit.
5382 (add_iv_outer_candidates): Access niters for single exit through
5383 niter_for_single_dom_exit.
5384 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5385 number_of_iterations_cond.
5386 (iv_period): New function.
5387 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5388 (may_replace_final_value): Take data argument. Use
5389 niter_for_single_dom_exit.
5390 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5391 (rewrite_use_compare): Pass data to may_eliminate_iv.
5392 (rewrite_use_outer): Pass data to may_replace_final_value.
5393 (free_loop_data): Clean up the niters cache.
5394 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5395 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5396 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5397 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5398 (num_ending_zeros): Moved to tree.c.
5399 * tree.h (num_ending_zeros): Declare.
5400 * tree.c (num_ending_zeros): Moved from tree.c.
5402 2005-02-09 Richard Henderson <rth@redhat.com>
5404 * builtins.c (DEF_BUILTIN): Add COND argument.
5405 * tree.h (DEF_BUILTIN): Likewise.
5406 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5407 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5409 (DEF_BUILTIN_STUB): New.
5410 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5411 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5412 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5413 * c-common.c (DEF_BUILTIN): Add COND argument.
5414 * tree.c (local_define_builtin): New.
5415 (build_common_builtin_nodes): New.
5417 2005-02-09 Roger Sayle <roger@eyesopen.com>
5419 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5420 floating point expression ignoring the sign of the result.
5421 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5422 (fold) <MULT_EXPR>: Use it to simplify x*x.
5423 * tree.h (fold_strip_sign_ops): Prototype here.
5424 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5425 argument. Use fold_strip_sign_ops to simplify the first argument.
5426 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5427 first argument when the second argument is an even integer
5428 constant, but only with -funsafe_math_optimizations.
5429 (fold_builtin_1): Update call to fold_builtin_copysign.
5431 2005-02-09 Ian Lance Taylor <ian@airs.com>
5434 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5435 just check whether EH_FILTER_FAILURE falls through.
5437 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5439 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5440 insns return to ready list in the next turn.
5442 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5445 * builtins.def: New __builtin_powi[lf].
5446 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5447 (expand_builtin_powi): New function.
5448 (expand_builtin): Dispatch to expand_builtin_powi.
5449 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5450 * libgcc2.c: Add __builtin_powi[lf] implementation.
5451 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5452 * optabs.h: Add powi_optab.
5453 * optabs.c (init_optabs): Initialize powi_optab.
5454 * doc/extend.texi: Document __builtin_powi[lf].
5456 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5458 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5461 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5464 * fold-const.c (try_move_mult_to_index): Remove redundant
5465 type argument. Create ADDR_EXPR with correct type.
5466 (fold): Update callers of try_move_mult_to_index. Convert
5467 result to the appropriate type.
5469 2005-02-09 Roger Sayle <roger@eyesopen.com>
5472 * config/avr/avr.c (default_rtx_costs): Delete.
5473 (avr_operand_rtx_cost): New function.
5474 (avr_rtx_costs): Completely rewrite.
5476 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5479 * config/cris/cris.c (in_code): New variable.
5480 (cris_output_addr_const): Now a static function, a wrapper for
5482 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5483 case from old cris_output_addr_const.
5484 (cris_asm_output_label_ref): Similar for LABEL_REF.
5485 (cris_output_addr_const_extra): Similar for UNSPEC.
5486 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5487 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5488 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5490 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5491 (cris_asm_output_label_ref): Declare.
5493 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5495 PR preprocessor/19801
5496 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5497 filenames that changed when libcpp was moved to the toplevel.
5499 2005-02-07 Roger Sayle <roger@eyesopen.com>
5501 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5502 zero extensions of BImode operands. Call lowpart_subreg instead
5503 of gen_lowpart_common and gen_lowpart_SUBREG.
5505 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5508 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5509 * configure.ac: Set cc_for_cross_gnattools.
5510 * configure: Regenerate.
5512 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5515 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5517 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5520 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5521 of nested functions.
5523 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
5525 * doc/extend.texi: Document deprecated extensions allowing
5526 static floating-point members to have initializers and allowing
5527 floating-point literals in integral constant expressions.
5529 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
5531 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
5532 config/darwin7.h, config/mips/mips.c,
5533 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
5536 * cse.c: Update comments.
5538 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
5541 * builtins.c (fold_builtin_sqrt): Transform
5542 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
5545 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
5546 Dorit Naishlos <dorit@il.ibm.com>
5548 * doc/invoke.texi (ftree-vectorizer-verbose): New.
5549 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
5550 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
5552 * tree.h (vect_set_verbosity_level): New extern function declaration
5554 * tree-vectorizer.h (verbosity_levels): New enum type.
5555 * tree-vectorizer.c (vect_debug_stats): Function removed.
5556 (vect_debug_details): Likewise.
5557 (vect_verbosity_level): Global variable was defined and initialized.
5558 (vect_dump): Global variable definition.
5559 (vect_print_dump_info): New function.
5560 (vect_set_dump_settings): New function.
5561 (vect_set_verbosity_level): New function.
5562 (vectorize_loops): Add call to vect_set_dump_settings.
5564 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
5565 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5566 (slpeel_tree_peel_loop_to_edge): Likewise.
5568 (vect_analyze_offset_expr): Call to vect_print_dump_info with
5569 appropriate verbosity level instead of call to vect_debug_details
5570 or vect_debug_stats.
5571 (vect_get_base_and_offset):
5572 (vect_create_addr_base_for_vector_ref):
5573 (get_vectype_for_scalar_type):
5574 (vect_create_data_ref_ptr):
5576 (vect_get_vec_def_for_operand):
5577 (vect_finish_stmt_generation):
5578 (vectorizable_assignment):
5579 (vectorizable_operation):
5580 (vectorizable_store):
5581 (vectorizable_load):
5582 (vect_transform_stmt):
5583 (vect_update_ivs_after_vectorizer):
5584 (vect_do_peeling_for_loop_bound):
5585 (vect_update_inits_of_drs):
5586 (vect_do_peeling_for_alignment):
5587 (vect_transform_loop):
5588 (vect_is_simple_use):
5589 (vect_analyze_operations):
5590 (vect_is_simple_iv_evolution):
5591 (vect_analyze_scalar_cycles):
5592 (vect_analyze_data_ref_dependence):
5593 (vect_analyze_data_ref_dependences):
5594 (vect_compute_data_ref_alignment):
5595 (vect_enhance_data_refs_alignment):
5596 (vect_analyze_data_refs_alignment):
5597 (vect_analyze_data_ref_access):
5598 (vect_analyze_data_ref_accesses):
5599 (vect_analyze_pointer_ref_access):
5600 (vect_get_memtag_and_dr):
5601 (vect_analyze_data_refs):
5602 (vect_mark_relevant):
5603 (vect_stmt_relevant_p):
5604 (vect_mark_stmts_to_be_vectorized):
5605 (vect_can_advance_ivs_p):
5606 (vect_get_loop_niters):
5607 (vect_analyze_loop_form):
5608 (vect_analyze_loop):
5609 (vectorize_loops): Likewise.
5611 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
5612 (vect_update_inits_of_drs):
5613 (vect_do_peeling_for_alignment):
5614 (vect_transform_loop):
5615 (vect_analyze_operations):
5616 (vect_analyze_scalar_cycles):
5617 (vect_analyze_data_ref_dependences):
5618 (vect_analyze_data_refs_alignment):
5619 (vect_analyze_data_ref_accesses):
5620 (vect_analyze_data_refs):
5621 (vect_mark_stmts_to_be_vectorized):
5622 (vect_get_loop_niters):
5623 (vect_analyze_loop_form):
5624 (vect_analyze_loop): Likewise.
5625 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
5627 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
5631 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5632 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5633 either -ffast-math or -funsafe-math-optimizations is in use.
5635 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5636 * config/mips/irix-csr.c: New file.
5637 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5638 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5639 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5642 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
5644 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
5645 redundant, incorrect definitions.
5647 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5649 ("*tls_indirect_call"): New, reference hard regs directly.
5650 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5652 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5654 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5655 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5657 2005-02-06 Roger Sayle <roger@eyesopen.com>
5659 PR rtl-optimization/19800
5660 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5661 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5664 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5666 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5668 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5671 * doc/invoke.texi: Correct documentation of -freorder-functions.
5673 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5676 * doc/invoke.texi: Don't mention gccbug.
5678 2005-02-06 Roger Sayle <roger@eyesopen.com>
5679 Andrew Pinski <pinskia@physics.uc.edu>
5680 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5682 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5683 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5684 into just (zero_extract:SI FOO (const_int 1) BAR).
5686 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5688 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5689 macro locally. Don't give last revision date. Use GCC version
5690 number from gcc-common.texi.
5691 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5692 revision date. Use GCC version number from gcc-common.texi.
5693 Describe being a library as current state rather than as 3.x
5695 * doc/gcc.texi: Remove last update date.
5696 * doc/gccint.texi: Likewise. Update copyright dates.
5697 * doc/install.texi: Update copyright dates.
5699 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5702 * doc/invoke.texi: Mention for each option included in -Wall that
5703 it is included in -Wall.
5704 * doc/gcc.texi: Update copyright and last modification date.
5706 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5708 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5709 unnecessary cast to original induction variable increments.
5711 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5713 PR tree-optimization/18219
5714 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5715 in distributed form.
5717 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5719 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5720 Set bitpos and offset later in the function. Do nothing if the
5721 target is a register and if the bitfield lies completely outside
5723 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5724 here. Return an uninitialised register if the source value is stored
5725 in a register and the bitfield lies completely outside that register.
5727 2005-02-06 Steven Bosscher <stevenb@suse.de>
5729 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5732 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5734 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5736 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5738 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5739 * config/darwin8.h: New.
5740 * config/darwin7.h: Update comment.
5742 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5743 Dorit Naishlos <dorit@il.ibm.com>
5745 * tree-vectorizer.h (LOC): New type.
5746 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5747 (loop_line_number): New field in struct _loop_vec_info.
5748 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5750 * tree-vectorizer.c (input.h): Included.
5751 (find_loop_location): New function.
5752 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5753 loop line number removed.
5754 (vect_debug_details): Likewise.
5755 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5757 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5758 call to vect_debug_details/stats changed from loop to loop_loc.
5759 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5760 (slpeel_tree_peel_loop_to_edge): Likewise.
5762 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5763 changed from NULL to UNKNOWN_LOC.
5764 (vect_get_base_and_offset):
5765 (vect_create_addr_base_for_vector_ref):
5766 (get_vectype_for_scalar_type):
5767 (vect_create_data_ref_ptr):
5769 (vect_get_vec_def_for_operand):
5770 (vect_finish_stmt_generation):
5771 (vectorizable_assignment):
5772 (vectorizable_operation):
5773 (vectorizable_store):
5774 (vectorizable_load):
5775 (vect_transform_stmt):
5776 (vect_update_ivs_after_vectorizer):
5777 (vect_do_peeling_for_loop_bound):
5778 (vect_do_peeling_for_alignment):
5779 (vect_transform_loop):
5780 (vect_is_simple_use):
5781 (vect_analyze_operations):
5782 (vect_is_simple_iv_evolution):
5783 (vect_analyze_scalar_cycles):
5784 (vect_analyze_data_ref_dependences):
5785 (vect_compute_data_ref_alignment):
5786 (vect_enhance_data_refs_alignment):
5787 (vect_analyze_data_ref_access):
5788 (vect_analyze_data_ref_accesses):
5789 (vect_analyze_pointer_ref_access):
5790 (vect_get_memtag_and_dr):
5791 (vect_analyze_data_refs):
5792 (vect_mark_relevant):
5793 (vect_stmt_relevant_p):
5794 (vect_mark_stmts_to_be_vectorized):
5795 (vect_can_advance_ivs_p):
5796 (vect_get_loop_niters):
5797 (vect_analyze_loop):
5798 (vectorize_loops): Likewise.
5800 (vectorizable_load): Argument in call to vect_debug_details/stats
5801 changed from loop to LOOP_LOC (loop_vinfo).
5802 (vect_transform_loop):
5803 (vect_analyze_operations):
5804 (vect_analyze_scalar_cycles):
5805 (vect_analyze_data_ref_dependence):
5806 (vect_enhance_data_refs_alignment):
5807 (vect_analyze_data_ref_accesses):
5808 (vect_analyze_pointer_ref_access):
5809 (vect_analyze_data_refs):
5810 (vect_analyze_loop): Likewise.
5812 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5813 changed from loop to loop_loc.
5815 (vect_enhance_data_refs_alignment): Removed unused variable loop.
5817 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5818 Dorit Naishlos <dorit@il.ibm.com>
5820 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5822 (vect_analyze_data_ref_dependences): Likewise.
5824 (vect_is_simple_use): Argument changed from loop structure to
5825 loop_vect_info structure.
5826 (vect_can_advance_ivs_p): Likewise.
5827 (vect_create_index_for_vector_ref): Likewise.
5828 (vect_update_ivs_after_vectorizer): Likewise.
5829 (new_stmt_vec_info): Likewise.
5831 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5832 changed from loop to loop_vinfo.
5833 (vect_create_data_ref_ptr): First argument in call to
5834 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5835 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5836 was changed from loop to loop_vinfo.
5837 (vectorizable_operation): Likewise.
5838 (vectorizable_store): Likewise.
5839 (vect_mark_stmts_to_be_vectorized): Likewise.
5840 (vect_do_peeling_for_loop_bound): First argument in call to
5841 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5842 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5843 was changed from loop to loop_vinfo.
5844 (vect_analyze_data_ref_dependences): Third argument in call to
5845 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5847 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5848 (vect_create_data_ref_ptr): Likewise.
5849 (vect_init_vector): Likewise.
5850 (vect_get_vec_def_for_operand): Likewise.
5851 (vectorizable_assignment): Likewise.
5852 (vectorizable_operation): Likewise.
5853 (vectorizable_store): Likewise.
5854 (vectorizable_load): Likewise.
5855 (vect_update_ivs_after_vectorizer): Likewise.
5856 (vect_is_simple_use): Likewise.
5857 (vect_analyze_data_ref_dependence): Likewise.
5858 (vect_analyze_pointer_ref_access): Likewise.
5859 (vect_can_advance_ivs_p): Likewise.
5861 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5862 before _stmt_vec_info.
5863 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5864 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5865 (new_stmt_vec_info): Argument changed from loop structure to
5866 loop_vect_info structure
5868 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5869 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5870 (vect_create_addr_base_for_vector_ref): Likewise.
5871 (vect_analyze_pointer_ref_access): Likewise.
5873 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5876 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5877 phi flag if the phi is abnormal.
5879 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5882 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5883 information for the new statement.
5885 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5888 * gcc.c (main): Include the target in -v output.
5890 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5892 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5893 Do not drop the extend if we'd have to add a paradoxical subreg
5894 later. Include optabs.h and insn-codes.h.
5895 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5897 2005-02-02 Roger Sayle <roger@eyesopen.com>
5900 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5901 * fold-const.c (const_binop): Avoid constant folding floating
5902 point operations in modes that use composite representations.
5903 * simplify-rtx.c (simplify_binary_operation): Likewise.
5905 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5907 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5909 (altivec_dstt): Likewise.
5910 (altivec_dstst): Likewise.
5911 (altivec_dststt): Likewise.
5912 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5915 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5917 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5918 EXPR_LOCUS from orig_cond to the new cond_stmt.
5919 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5922 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5924 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5925 standard_iv_increment_position. Remove call to bsi_next
5926 (no need to bump the iterator anymore).
5927 (vect_create_index_for_vector_ref): Call
5928 standard_iv_increment_position. Remove second function argument.
5929 (vect_finish_stmt_generation): Remove call to bsi_next
5930 (no need to bump the iterator anymore).
5931 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5932 to vect_create_index_for_vector_ref.
5934 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5936 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5937 phis are used out of the loop.
5939 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5942 * c-decl.c (undef_nested_function): New variable.
5943 (pop_scope): Diagnose undefined nested functions.
5944 (finish_function): Don't attempt cgraph processing or genericizing
5945 if current top-level function contained an undefined nested
5946 function. Reset undef_nested_function at the end of a top-level
5949 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5951 * tree.c (build_int_cst_type): Take sign of the value into account
5952 when deciding whether sign extend the value.
5954 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5957 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5958 (cpp_options, cc1_options): Change %{std*&ansi} to
5959 %{std*&ansi&trigraphs}.
5961 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5963 * cse.c: Update comments.
5965 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5967 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5968 arguments go on the stack. Do not put complex doubles in odd/even
5971 2005-02-02 Steven Bosscher <stevenb@suse.de>
5973 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5974 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5975 -ftree-pre, and -fthread-jumps.
5977 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5979 PR tree-optimization/19578
5980 * tree-flow.h (modified_noreturn_calls): Declare.
5981 (noreturn_call_p): Declare.
5982 * tree-flow-inline.h (noreturn_call_p): New function.
5983 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5984 * tree-cfg.c (modified_noreturn_calls): New variable.
5985 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5986 that contain a mid-block noreturn call.
5987 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5989 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5991 * df.c (df_def_record_1, df_uses_record): Don't use
5993 * df.h (DF_FOR_REGALLOC): Remove.
5995 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5998 * c-typeck.c (really_start_incremental_init): Reset
5999 constructor_max_index for arrays of incomplete type.
6001 2005-02-02 Jeff Law <law@redhat.com>
6003 * gcse.c (struct reg_set): Store the block index where the register
6004 was set rather than the setting insn.
6005 (record_one_set, compute_transp): Corresponding changes.
6006 (pre_insert_copy_insn): Do not call replace_one_set.
6007 (replace_one_set): Remove.
6009 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6012 * doc/gcov.texi: Fix typo.
6014 2005-02-01 Richard Henderson <rth@redhat.com
6017 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6018 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6020 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6021 * config/i386/i386-protos.h: Update.
6023 2005-02-01 Steven Bosscher <stevenb@suse.de>
6025 PR tree-optimization/19217
6026 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6027 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6028 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6029 that it is walking a PHI node.
6031 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6033 * doc/extend.texi (Nested Functions): Update.
6035 2005-02-01 Richard Henderson <rth@redhat.com>
6038 * optabs.c (expand_copysign_absneg): Export.
6039 * optabs.h (expand_copysign_absneg): Declare.
6040 * config/rs6000/rs6000.md (copysigntf3): New.
6042 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6044 PR tree-optimization/19633
6045 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6046 * tree-ssa-alias.c (init_alias_info): Initialize.
6047 (merge_pointed_to_info): Set.
6048 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6049 (dump_points_to_info_for): Show value of pt_null.
6050 (struct count_ptr_d): Declare.
6051 (find_ptr_dereference): Remove.
6052 (ptr_is_dereferenced_by): Remove.
6053 (count_ptr_derefs): New local function.
6054 (count_uses_and_derefs): New local function.
6055 (compute_points_to_and_addr_escape): Call it. If the number
6056 of dereferences is greater than zero, mark the pointer as
6057 dereferenced. If there are fewer dereferences than uses of
6058 the pointer, the pointer's value escapes.
6060 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6062 PR tree-optimization/19670
6063 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6065 (verify_use): ... set it here, instead.
6067 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6069 * doc/sourcebuild.texi (Test directives): Fix formatting.
6071 * doc/sourcebuild.texi (Test directives): Describe selector
6074 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6076 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6077 specific 64-bit CPUs.
6079 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6082 * arm.c (arm_eliminable_register): New function.
6083 (adjacent_mem_locations): Don't allow eliminable registers. Use
6084 HOST_WIDE_INT for address offsets.
6085 * arm-protos.h (arm_eliminable_register): Add prototype.
6087 2005-02-01 Steven Bosscher <stevenb@suse.de>
6089 PR optimization/15242
6090 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6091 * basic-block.h (duplicate_computed_gotos): Add prototype.
6092 * bb-reorder.c (duplicate_computed_gotos): New function to
6093 duplicate sufficiently small blocks ending in a computed jump.
6094 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6095 if not optimizing for size.
6096 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6097 never do tail merging for blocks ending in a computed jump.
6098 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6100 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6102 Patch from Richard Sandiford <rsandifo@redhat.com>
6103 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6104 from inheriting a subreg equivalence with a non-spill register.
6106 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6108 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6110 * config/frv/frv.c (movcc_fp_destination_operand): New.
6111 (gpr_or_memory_operand): Fix typo in comment.
6112 (gpr_or_memory_operand_with_scratch): New.
6113 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6114 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6115 movcc_fp_destination_operand.
6116 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6117 Legitimize memory addresses using a scratch register.
6119 2005-01-31 Jeff Law <law@redhat.com>
6121 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6122 bitmap a sparse bitmap instead of a simple bitmap.
6123 (mark_def_sites_initialize_block): Corresponding changes.
6124 (ssa_mark_def_sites_initialize_block): Likewise.
6125 (ssa_mark_phi_uses): Likewise.
6126 (mark_def_site, ssa_mark_def_sites): Likewise.
6127 (mark_def_site_blocks): Likewise.
6128 (rewrite_ssa_into_ssa): Likewise.
6130 * tree-ssa-dom.c (record_cond): Pass correct variable type
6131 for last argument to htab_find_slot_with_hash.
6133 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6134 effects when optimizing 0 % X. Do not try to optimize X % 0.
6136 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6138 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6141 2005-02-01 Eric Christopher <echristo@redhat.com>
6143 * config/mips/mips.c (override_options): Warn if -mint64
6145 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6148 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6150 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6152 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6153 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6154 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6155 (cached_regno): Initialize to INVALID_REGNUM.
6156 (cse_reg_info_table_size,
6157 cse_reg_info_table_first_uninitialized,
6158 cse_reg_info_timestamp): New.
6159 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6161 (init_cse_reg_info, get_cse_reg_info_1): New.
6162 (get_cse_reg_info): Cache the last look-up.
6163 (new_basic_block): Update the code to clear mappings from
6164 registers to cse_reg_info entries.
6165 (cse_main): Call init_cse_reg_info.
6167 * cse.c (get_cse_reg_info): Update a comment.
6169 2005-01-31 Steven Bosscher <stevenb@suse.de>
6172 * c-decl.c (start_decl): Do not warn about arrays of elements with
6173 an incomplete type here.
6174 (grokdeclarator): Do it here by making a pedwarn an error.
6175 * c-typeck.c (push_init_level): If there were previous errors with
6176 the constructor type, do not warn about braces for initializers.
6177 (process_init_element): Likewise for excess initializer elements.
6179 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6181 * cse.c (delete_trivially_dead_insn): Don't iterate.
6183 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6185 * config/rs6000/rs6000.md (copysignsf3): New expand.
6186 (copysigndf3): Likewise.
6188 2005-01-31 Steven Bosscher <stevenb@suse.de>
6190 * recog.c (constrain_operands): Only look for earlyclobber operand
6191 conflicts if an '&' constraint was seen.
6193 2005-01-31 Marc Espie <espie@openbsd.org>
6195 * config.gcc: Don't include embedded systems fragment, switches default
6196 debugging format to ELF.
6197 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6198 longer pick it up there.
6200 2005-01-31 Dale Johannesen <dalej@apple.com>
6202 * doc/extend.texi (nested functions): Fix linkage description.
6203 Clarify that static is not allowed.
6205 2005-01-31 Dale Johannesen <dalej@apple.com>
6207 * config/rs6000/darwin.md (movsf_low_di): Make work.
6208 (movdf_low_di): Make work.
6210 2005-01-31 Dale Johannesen <dalej@apple.com>
6212 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6213 Make work for 64 bit.
6215 2005-01-31 Roger Sayle <roger@eyesopen.com>
6216 Dale Johannesen <dalej@apple.com>
6219 * fold-const.c (fold_binary_op_with_conditional_arg):
6220 Make types match original operands, before STRIP_NOPS.
6222 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6224 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6225 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6226 (struct gcc_sigcontext): Delete. Merge contents to..
6227 (struct gcc_ucontext): ..here.
6228 (get_sigcontext): Delete.
6229 (get_regs): New function, like get_sigcontext but return regs ptr.
6230 64-bit version finds regs from r1 to support vdso.
6231 (ppc_linux_aux_vector): New function.
6232 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6235 2005-01-31 Ira Rosen <irar@il.ibm.com>
6237 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6239 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6240 redundant fold. Fix misalignment for MINUS_EXPR.
6241 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6242 (vect_analyze_pointer_ref_access): Likewise.
6243 (vect_get_memtag_and_dr): Likewise.
6245 2005-01-31 Richard Henderson <rth@redhat.com>
6247 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6248 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6249 absnegdf2_i387, absnegxf2_i387): Likewise.
6251 2005-01-31 Richard Henderson <rth@redhat.com>
6254 * optabs.c (expand_copysign_absneg): New.
6255 (expand_copysign_bit): Split out from ...
6256 (expand_copysign): ... here. Use expand_copysign_absneg.
6258 2005-01-30 Roger Sayle <roger@eyesopen.com>
6261 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6262 constant as the second operand and a register as the third.
6264 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6267 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6268 that dllimport'd functions do not use all call-clobbered registers
6271 2005-01-30 Richard Henderson <rth@redhat.com>
6274 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6275 expand_abs_nojump and generalize. Use operand_subword and
6276 emit_no_conflict_block. Support large modes.
6277 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6279 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6280 negation to subtraction.
6281 (expand_copysign): Check that the format has signed zeros.
6282 Use operand_subword and emit_no_conflict_block. Support large modes.
6284 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6286 Fix PR tree-optimization/19624
6288 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6289 * tree-ssa-pre.c: Add cfgloop.h.
6291 (pre_stats): New member, constified.
6292 (inserted_exprs): New static variable.
6293 (NECESSARY): New macro.
6294 (create_expression_by_pieces): Fold the expression, and
6295 mark it as defaulting to not necessary. Also put in
6297 (fully_constant_expression): New function.
6298 (insert_into_preds_of_block): Modify to not insert phis when we
6299 are playing with induction variables.
6300 Push phis onto the inserted_exprs vector, and mark them as not
6301 necessary by default.
6302 (insert_aux): Call fully_constant_expression on eprime.
6303 If all edges produce the same value, mark it constant.
6304 (mark_operand_necessary): New function.
6305 (remove_dead_inserted_code): New function.
6306 (init_pre): Init loop optimizer to get loop info.
6307 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6308 (execute_pre): Commit edge inserts, then remove dead code.
6310 2005-01-30 Richard Henderson <rth@redhat.com>
6312 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6313 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6315 2005-01-30 Richard Henderson <rth@redhat.com>
6318 * config/i386/i386.c (ix86_expand_copysign): New.
6319 (ix86_split_copysign_const): New.
6320 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6321 rearrange op1/nmask operands.
6322 * config/i386/i386-protos.h: Update.
6323 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6324 (copysigndf3): Likewise.
6325 (copysignsf3_const, copysigndf3_const): New.
6326 (copysignsf3_var): Rename from copysignsf3, split out splitter
6327 and fix split predicate for X constraint.
6328 (copysigndf3_var): Similarly.
6330 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6332 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6333 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6334 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6336 2005-01-29 Richard Henderson <rth@redhat.com>
6339 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6340 of # and * in constraints.
6342 2005-01-29 Richard Henderson <rth@redhat.com>
6345 * expr.c (store_field): Don't strip sub-mode cast when the input
6346 data is even smaller.
6348 2005-01-29 Richard Henderson <rth@redhat.com>
6351 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6354 2005-01-29 Richard Henderson <rth@redhat.com>
6356 * combine.c (make_field_assignment): Fix argument order
6359 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6361 PR tree-optimization/15791
6362 * fold-const.c (extract_array_ref): New function.
6363 (fold): Fold comparisons between &a[i] and &a[j] or
6364 semantically equivalent trees.
6366 2005-01-29 Jeff Law <law@redhat.com>
6368 * gcse.c (insert_expr_in_table): Revamp handling of available
6369 and anticipatable occurrence lists to avoid unnecessary list
6371 (insert_set_in_table): Similarly.
6373 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6375 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6377 (c_build_qualified_type): Build qualified array types with
6378 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6379 * c-decl.c (c_make_fname_decl): Build unqualified array type
6380 before qualified type.
6381 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6382 type is qualified, not just if type itself is. Don't apply
6383 qualifiers to array type when declarator is processed. Apply
6384 qualifiers to field type whether or not it is an array type.
6385 Don't handle array types specially for applying qualifiers to
6387 * c-typeck.c (composite_type): Build unqualified element type and
6388 array type when forming composite of array types.
6389 (common_pointer_type, comptypes, comp_target_types,
6390 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6391 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6393 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6394 (args2) in variables a1 and a2.
6396 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6398 * cse.c (n_elements_made, max_elements_made): Remove.
6399 (insert): Don't touch n_elements_made.
6400 (cse_main): Don't touch n_elements_made or max_elements_made.
6402 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6405 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6406 configuration part of dp-bit.c to be lost.
6408 2005-01-28 Roger Sayle <roger@eyesopen.com>
6410 * expmed.c (expand_mult_highpart_optab): When attempting to use
6411 a non-widening multiplication in a wider mode, the operands need
6412 to be converted (zero or sign extended) to that mode.
6414 2005-01-28 Ian Lance Taylor <ian@airs.com>
6418 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6419 through if both operands fall through.
6421 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6423 * cse.c (fold_rtx) <PC>: Don't optimize.
6425 2005-01-28 Jeff Law <law@redhat.com>
6427 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6428 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6430 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6432 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6433 cse_reg_info_used_list_end): Remove.
6434 (cse_reg_info_list, cse_reg_info_list_free): New.
6435 (get_cse_reg_info): When allocating an instance of
6436 cse_reg_info, add it to the beginning of the cse_reg_info_list
6437 list. Remove code to maintain cse_reg_info_used_list.
6438 (new_basic_block): Reset the free list to the beginning of
6441 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6443 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6444 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6445 (frv_expand_mdpackh_builtin): New function.
6446 (frv_expand_builtin): Use it to expand __MDPACKH.
6447 * doc/extend.texi (__MDPACKH): Update documentation.
6449 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6451 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6452 SSE_FLOAT_MODE_P for use_sse computation.
6454 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6457 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6459 2005-01-27 Richard Henderson <rth@redhat.com>
6461 * builtins.c (expand_builtin_copysign): New.
6462 (expand_builtin): Call it.
6463 * genopinit.c (optabs): Add copysign_optab.
6464 * optabs.c (init_optabs): Initialize it.
6465 (expand_copysign): New.
6466 * optabs.h (OTI_copysign, copysign_optab): New.
6467 (expand_copysign): Declare.
6469 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6470 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6472 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6473 (ix86_expand_fp_absneg_operator): ... here.
6474 (ix86_split_copysign): New.
6475 * config/i386/i386-protos.h: Update.
6476 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6477 (copysignsf3, copysigndf3): New.
6479 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6480 (copysignsf3, ncopysignsf3): New.
6481 (copysigndf3, ncopysigndf3): New.
6482 (copysignxf3, ncopysignxf3): New.
6483 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6485 2005-01-27 Arend Bayer <arend.bayer@web.de>
6486 Kazu Hirata <kazu@cs.umass.edu>
6488 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6489 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6490 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6493 2005-01-27 Jeff Law <law@redhat.com>
6495 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6496 definitions of SSA_NAMEs which are not being rewritten.
6497 (rewrite_ssa_into_ssa): Only initialize the current definition
6498 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6499 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6500 SSA_NAMEs before returning.
6502 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6504 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6505 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6506 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6507 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6508 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6510 2005-01-27 Steven Bosscher <stevenb@suse.de>
6513 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6514 higher to -O2 and higher. Likewise for tree PRE.
6515 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6518 2005-01-27 Ian Lance Taylor <ian@airs.com>
6521 * gimple-low.c (try_catch_may_fallthru): New static function.
6522 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6523 * tree-inline.c (expand_call_inline): Don't warn about reaching
6524 the end of a non-void function being inlined if the function uses
6527 2005-01-27 Jakub Jelinek <jakub@redhat.com>
6529 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
6532 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
6533 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
6534 (implicitly_declare): Handle error_mark_node.
6536 2005-01-27 Richard Henderson <rth@redhat.com>
6539 * tree.h (struct tree_decl): Add debug_expr_is_from.
6540 (DECL_DEBUG_EXPR_IS_FROM): New.
6541 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
6542 * dwarf2out.c (dwarf2out_var_location): Update to match.
6543 * tree-outof-ssa.c (create_temp): Likewise.
6544 * var-tracking.c (track_expr_p): Likewise.
6545 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
6546 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
6547 * toplev.c (default_tree_printer): Likewise.
6549 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
6551 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
6552 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
6554 2005-01-27 Steven Bosscher <stevenb@suse.de>
6556 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
6557 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
6558 ASM_CLOBBERS): Add tree checks.
6560 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
6561 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
6562 * c-common.def (SWITCH_STMT): Update to match.
6563 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
6564 macros instead of SWITCH_EXPR ones.
6565 * c-dump.c (c_dump_tree): Likewise.
6566 * c-gimplify.c (gimplify_switch_stmt): Likewise.
6567 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
6569 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
6571 2005-01-27 Alan Modra <amodra@bigpond.net.au>
6573 * unwind-dw2.c (execute_stack_op): Add missing cases for
6574 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
6576 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6578 * config.gcc (Obsolete configurations): Remove 'dummy', add
6579 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
6582 2005-01-26 Diego Novillo <dnovillo@redhat.com>
6584 PR tree-optimization/19633
6585 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
6587 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
6588 are no call-clobbered variables.
6589 * tree-outof-ssa.c (check_replaceable): Return false for calls
6592 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
6594 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
6595 even for variables with NULL DECL_INITIAL.
6597 2005-01-26 Stuart Hastings <stuart@apple.com>
6599 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
6601 2005-01-26 Richard Henderson <rth@redhat.com>
6604 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6606 * expr.c (store_field): Strip conversions to odd-bit-sized types
6607 if the destination field width matches.
6609 2005-01-26 Richard Henderson <rth@redhat.com>
6611 * c-decl.c, expmed.c, expr.c: Revert last change.
6613 2005-01-26 Richard Henderson <rth@redhat.com>
6616 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6618 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
6619 if we don't need the bits above those present in the current mode.
6620 * expr.c (store_field): Strip conversions to odd-bit-sized types
6621 if the destination field width matches.
6623 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6625 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6626 either -ffast-math or -funsafe-math-optimizations is in use.
6628 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
6632 * config/avr/avr.c (notice_update_cc): Only set condition code for
6633 ashrqi3 if shift count > 0.
6634 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
6635 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
6636 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
6637 count <= 0 as a no-op, and shift count >= width by copying zero
6638 or sign bit to all bits of the result.
6639 * config/avr/avr.md (all shifts): Add alternatives for zero shift
6640 count, with attribute "length" set to 0 and "cc" set to "none".
6642 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6644 * doc/invoke.texi: Document -mTLS.
6646 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
6647 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6648 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6649 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6650 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6651 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6652 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6653 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6655 * configure.ac: Check for a TLS capable gas.
6657 * configure: Regenerate.
6659 2005-01-26 Richard Henderson <rth@redhat.com>
6662 * combine.c (make_field_assignment): Simplify store to zero_extract
6663 from a source with an overlapping mask.
6665 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6667 2004-11-11 Eric Christopher <echristo@redhat.com>
6669 * config/frv/frv.md: Add fr400_integer automaton. Don't
6670 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6673 2005-01-26 Steven Bosscher <stevenb@suse.de>
6676 * cfgbuild.c (make_edges): Do not clear or set
6677 current_function_has_computed_jump.
6678 * function.h (struct function): Remove the has_computed_jump field.
6679 (current_function_has_computed_jump): Do not define.
6680 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6681 in a computed jump. Ignore current_function_has_computed_jump.
6683 2005-01-26 Richard Henderson <rth@redhat.com>
6686 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6687 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6689 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6690 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6691 objects into static storage if they have more than one non-zero value.
6692 * tree.h (categorize_ctor_elements): Update decl.
6694 2005-01-26 Steven Bosscher <stevenb@suse.de>
6697 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6698 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6699 to this function from 2004-07-10.
6700 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6701 the current function for tail call optimizations if the address
6702 of one of it its arguments is taken.
6704 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6706 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6708 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6710 * function.c (expand_function_end): If current_function_calls_alloca,
6711 emit stack restore in a place that is reached when the function falls
6714 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6716 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6717 rule to avoid matching inappropriate suffix rule.
6719 2005-01-26 Jan Hubicka <jh@suse.cz>
6721 PR tree-optimization/19241
6722 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6724 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6726 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6727 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6729 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6730 <sim*>: Always use crt1.o, regardless of N in simN.
6731 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6732 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6733 (CRT_CALL_STATIC_FUNCTION): Remove.
6734 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6735 use crt1.o, regardless of N in simN.
6736 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6737 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6738 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6739 case isystem setting.
6740 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6742 2005-01-25 Ian Lance Taylor <ian@airs.com>
6744 * gimple-low.c (block_may_fallthru): Correct handling of
6745 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6747 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6749 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6750 handlers to match indentation; nested under the mtune=* handler.
6751 Similar for mcpu= and march=.
6753 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6755 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6756 * config/mips/linux64.h (LIB_SPEC): Likewise.
6757 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6758 * config/sh/linux.h (LIB_SPEC): Likewise.
6760 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6762 * config/frv/frv.c (frv_legitimize_tls_address): New.
6763 (TARGET_HAVE_TLS): Define.
6764 (FRV_SYMBOL_REF_TLS_P): Define.
6765 (frv_override_options): Handle new register classes.
6766 (frv_legitimate_address_p): Reject tls addresses.
6767 (frv_legitimize_address): Handle TLS addresses.
6768 (gen_inlined_tls_plt): New.
6770 (frv_legitimize_tls_address): New.
6771 (unspec_got_name): Add TLS entries.
6772 (got12_operand): Add R_FRV_TLSMOFF12 case.
6773 (frv_emit_move): Fixup TLS addresses.
6774 (frv_emit_movsi): Legitimize TLS addresses.
6776 * config/frv/frv.h (MASK_BIG_TLS): New.
6777 (TARGET_BIG_TLS): New.
6778 (HAVE_AS_TLS): Define.
6779 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6780 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6781 (REG_CLASS_NAMES): Same.
6782 (REG_CLASS_CONTENTS): Same.
6783 (CONSTRAINT_LEN): New.
6784 (REG_CLASS_FROM_CONSTRAINT): New.
6785 (PREDICATE_CODES): Add symbolic_operand.
6787 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6788 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6789 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6790 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6791 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6792 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6793 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6794 GR9_REG, GR14_REG, LRREG.
6795 (type): Add load_or_call attribute.
6796 ("load_or_call"): New reservation.
6797 ("call_gettlsoff"): New.
6798 ("tls_indirect_call"): New.
6799 ("tls_load_gottlsoff12"): New.
6800 ("tlsoff_hilo"): New.
6801 ("tls_tlsdesc_ldd"): New.
6802 ("tls_tlsoff_ld"): New.
6805 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6807 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6809 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6810 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6811 * config/frv/frv.c (TLS_BIAS): Define.
6812 (frv_output_dwarf_dtprel): New.
6814 2005-01-26 Jakub Jelinek <jakub@redhat.com>
6816 PR rtl-optimization/19579
6817 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6818 both A and B, see if they don't clobber registers the other expr uses.
6820 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6822 * real.c (do_add): Initialize signalling and canonical members.
6824 * real.c (real_from_integer): Zero out destination.
6826 2005-01-18 Jan Hubicka <jh@suse.cz>
6828 PR tree-optimize/19337
6829 * tree-inline.c (initialize_inlined_parameters): Copy
6830 saved_static_chain_decl only.
6832 2005-01-25 Richard Henderson <rth@redhat.com>
6836 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6837 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6838 80387 enabled, to return a proper subclass. Return the subset that
6839 overlaps with GENERAL_REGS for PLUS.
6840 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6842 2005-01-25 Richard Henderson <rth@redhat.com>
6845 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6847 2005-01-25 Roger Sayle <roger@eyesopen.com>
6849 * expmed.c (choose_multiplier): Change interface to return the
6850 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6851 (expand_divmod): Update calls to choose_multiplier.
6853 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6856 * expmed.c (extract_bit_field): Use adjust_address instead of
6857 gen_lowpart when op0 is a MEM.
6859 2005-01-24 Steven Bosscher <stevenb@suse.de>
6861 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6863 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6865 * config/mips/irix-csr.c: New file.
6866 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6867 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6868 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6871 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6874 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6875 sparc/elf.h, add sparc/sp-elf.h.
6876 (sparc-*-rtems*): Likewise.
6877 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6878 tm-dwarf2.h, add sparc/sp-elf.h.
6879 (sparc86x-*-elf): Likewise.
6880 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6881 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6882 TARGET_OS_CPP_BUILTINS.
6883 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6884 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6886 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6887 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6888 (SWITCH_TAKES_ARG): Likewise.
6889 (LOCAL_LABEL_PREFIX): Likewise.
6890 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6891 (TARGET_N_FORMAT_TYPES): Delete.
6892 (TARGET_FORMAT_TYPES): Likewise.
6893 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6894 * config/sparc/elf.h: Delete.
6895 * config/sparc/sp-elf.h: New file.
6897 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6899 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6900 * tree-flow.h: Remove the corresponding prototype.
6901 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6902 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6904 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6907 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6908 for AIX ABI or ELF -fPIC.
6909 (rs6000_emit_load_toc_table): Don't create toc_section here.
6910 (rs6000_xcoff_file_start): Nor here.
6912 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6914 * sh.c (ra.h): Don't #include.
6915 (hard_regs_intersect_p): New function, resurrected from ra.c.
6917 * sh.c: Fix 1996 Copyright.
6919 2005-01-24 Richard Henderson <rth@redhat.com>
6920 Aldy Hernandez <aldyh@redhat.com>
6922 * regrename.c (note_sets): Handle subregs.
6924 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6927 * genconditions.c (write_header, write_conditions): Elide file if
6930 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6932 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6933 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6936 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6938 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6939 expand_builtin_printf, expand_builtin_fprintf,
6940 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6941 checking against POINTER_TYPE.
6942 (validate_arglist): Handle POINTER_TYPE code by checking
6945 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6947 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6949 (for_each_rtx): Call for_each_rtx_1.
6950 * rtl.h (init_rtlanal): Declare.
6951 * toplev.c (backend_init): Call init_rtlanal.
6953 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6955 * flow.c (propagate_one_insn): Formatting.
6958 * flow.c (libcall_dead_p): Be more conservative if unsure.
6959 If there are any instructions between insn and call, see if they are
6960 all dead before saying the libcall is dead.
6962 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6964 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6965 operand constraint for operand 0.
6967 2005-01-23 Richard Henderson <rth@redhat.com>
6970 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6971 edges leading to join block.
6973 2005-01-23 Roger Sayle <roger@eyesopen.com>
6975 * expmed.c (expand_mult_highpart): Make static. Change type of
6976 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6977 (expand_divmod): Updates calls to expand_mult_highpart by using
6978 gen_int_mode to pass a CONST_INT rtx.
6979 * rtl.h (expand_mult_highpart): Remove prototype.
6981 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6983 * flow.c (regset_bytes, regset_size): Remove.
6985 * cfganal.c: Fix a reference to Harvey's paper.
6987 2005-01-23 Steven Bosscher <stevenb@suse.de>
6989 PR rtl-optimization/19464
6990 * tree-optimize.c (init_tree_optimization_passes): Add one more
6991 copyrename pass just before out-of-ssa.
6993 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6996 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6997 * ggc-none.c (ggc_free): Define.
6999 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7001 * cse.c (max_reg, max_insn_uid): Remove.
7002 (cse_main): Don't access max_reg or max_insn_uid.
7004 * c-common.c (explicit_flag_signed_bitfields,
7005 lang_statement_code_p, lang_expand_function_end): Remove.
7006 * c-common.h: Remove the corresponding declarations.
7007 * c-opts.c (c_common_handle_option): Remove all write access
7008 to explicit_flag_signed_bitfields.
7010 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7011 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7012 * cgraph.h: Remove the corresponding declaration.
7014 * gcse.c (null_pointer_info): Remove.
7016 2005-01-23 Roger Sayle <roger@eyesopen.com>
7017 Eric Botcazou <ebotcazou@libertysurf.fr>
7019 * combine.c (simplify_logical): Only simplify logical expressions
7020 of the form ior(and(x,y),z) by the inverse distributive law if the
7021 result is cheaper than the original.
7023 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7025 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7026 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7027 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7028 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7029 config/freebsd-spec.h, config/arm/arm.h,
7030 config/h8300/h8300.md, config/i386/i386.md,
7031 config/i386/predicates.md, config/i386/sse.md,
7032 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7033 config/vax/vax.md: Fix comment typos. Follow spelling
7036 2005-01-23 Steven Bosscher <stevenb@suse.de>
7038 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7039 tests, instead of `less than'.
7041 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7043 * function.c (assign_parm_setup_block): When creating a new stack slot
7044 for a parameter, get its alignment from the parameter's DECL_ALIGN
7045 rather than the type's TYPE_ALIGN. Make sure that the parameter
7046 is at least word aligned.
7048 2005-01-22 Roger Sayle <roger@eyesopen.com>
7051 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7053 2005-01-22 Richard Henderson <rth@redhat.com>
7056 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7057 in both compare operands.
7058 (movdfcc_1_sse_max): Likewise.
7059 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7060 (movdfcc_1_sse): Likewise.
7061 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7062 scratch register as needed.
7064 2005-01-22 Richard Henderson <rth@redhat.com>
7066 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7068 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7070 2005-01-22 Richard Henderson <rth@redhat.com>
7072 * genopinit.c (optabs): Use smin/smax for floating point too.
7073 * doc/md.texi: Update to match. Clarify that floating point
7074 results are undefined for +0/-0 and NaN.
7075 * doc/rtl.texi: Likewise.
7076 * rtl.def (SMIN, SMAX): Likewise
7077 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7079 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7080 leading 's' to the name.
7081 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7082 smaxxf3, sminxf3): Likewise.
7083 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7086 2005-01-22 Paul Brook <paul@codesourcery.com>
7088 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7090 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7092 * config/s390/s390.c (struct processor_costs): New fields
7093 dlgr, dlr, dr, dsgfr, dsgr.
7094 (z900_cost, z990_cost): Values for new fields.
7095 (s390_rtx_costs): New cases MEM und COMPARE in switch
7096 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7097 DIV, MOD, UDIV, UMOD.
7099 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7101 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7102 into the register being decremented.
7103 ("doloop_si31", "doloop_di"): Likewise.
7104 ("*doloop_si_long"): Adapt pattern.
7106 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7108 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7110 (CLASS_MAX_NREGS): Likewise.
7112 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7114 * doc/tree-ssa.texi (Statement Operands): Add example for new
7115 must-def macro. Note deprecation of old operands interface.
7117 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7119 PR tree-optimization/19484
7120 * tree-cfg.c (remove_fallthru_edge): New function.
7121 (cleanup_control_flow): Remove fallthru edges from calls that are
7122 now known not to return.
7124 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7126 Fix PR tree-optimization/19038
7127 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7128 copies with loop variant ones.
7130 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7132 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7133 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7134 config/alpha/alpha.md, config/alpha/predicates.md,
7135 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7136 config/sparc/sol2.h: Update copyright.
7138 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7139 first label to see if it is a nonlocal label.
7141 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7142 Andrew Pinski <pinskia@physics.uc.edu>
7145 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7146 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7148 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7150 * config/rs6000/rtems.h: Update copyright.
7152 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7155 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7156 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7157 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7159 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7162 * c-typeck.c (convert_arguments): Check for error_mark_node.
7164 2005-01-21 Ian Lance Taylor <ian@airs.com>
7166 PR tree-optimization/13000
7167 * tree-inline.c: Include "tree-flow.h".
7168 (expand_call_inline): If warn_return_type, warn if non-void inline
7169 function falls through.
7170 * tree-cfg.c (execute_warn_function_return): Don't warn about
7171 control reaching end if TREE_NO_WARNING is set. Set
7173 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7175 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7176 branch if we don't need one.
7177 * c-typeck.c: Include "tree-flow.h"
7178 (c_finish_bc_stmt): Don't add a goto if the current statement
7179 list doesn't fall through to the current point.
7181 2005-01-21 Roger Sayle <roger@eyesopen.com>
7183 PR rtl-optimization/576
7184 * real.c (real_arithmetic): Change return type from void to bool
7185 to return an indication that the result may be inexact.
7186 * real.h (real_arithmeric): Update prototype.
7187 * fold-const.c (const_binop): Don't constant fold floating
7188 point expressions when the user specifies -frounding-math and
7189 the result may depend upon the run-time rounding mode.
7190 (fold_convert_const_real_from_real): Clean-up.
7191 (fold_initializer): Ignore flag_rounding_math for initializers.
7192 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7193 constant fold FP operations with flag_rounding_math if the
7194 result may depend upon the run-time rounding mode.
7196 2005-01-21 Tom Tromey <tromey@redhat.com>
7198 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7200 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7202 * tree-cfg.c: Fix comment typos.
7204 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7206 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7207 around the call to rest_of_handle_branch_target_load_optimize.
7209 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7211 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7212 (sparc64-*-openbsd*): Likewise.
7213 (sparclite-*-elf*): Include tm-dwarf2.h.
7214 (sparc86x-*-elf*): Likewise.
7215 (sparc64-*-elf*): Likewise.
7216 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7217 (DBX_DEBUGGING_INFO): Likewise.
7218 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7219 (PREFERRED_DEBUGGING_TYPE): Likewise.
7220 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7221 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7222 (PREFERRED_DEBUGGING_TYPE): Likewise.
7223 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7224 (PREFERRED_DEBUGGING_TYPE): Likewise.
7225 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7227 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7230 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7232 2005-01-20 Paul Brook <paul@codesourcery.com>
7234 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7236 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7238 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7239 label is first in a sequence of labels.
7241 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7243 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7244 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7246 * doc/sourcebuild.texi (Test Directives): New.
7248 2005-01-20 Roger Sayle <roger@eyesopen.com>
7250 * real.c (real_floor): Don't leave the result uninitialized when
7251 mode is VOIDMode, but return the unrounded intermediate value.
7252 (real_ceil): Likewise.
7254 2005-01-20 Paul Brook <paul@codesourcery.com>
7256 * config/arm/arm.md (insv): Use gen_int_mode.
7258 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7260 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7261 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7262 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7263 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7264 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7266 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7269 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7270 fbreg, so we have to assume we can't.
7271 (loc_descriptor_from_tree_1): Ditto.
7272 (containing_function_has_frame_base): New function.
7273 (add_location_or_const_value_attribute): Use it.
7274 Also try to generate a frame_base from a single element location
7277 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7279 PR tree-optimization/15349
7280 * timevar.def (TV_TREE_MERGE_PHI): New.
7281 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7283 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7284 calls to tree_forwarder_block_p.
7285 (remove_forwarder_block_with_phi, merge_phi_nodes,
7286 gate_merge_phi, pass_merge_phi): New.
7287 * tree-optimize.c (init_tree_optimization_passes): Add
7289 * tree-pass.h: Add an extern for pass_merge_phi;
7291 2005-01-20 Richard Henderson <rth@redhat.com>
7294 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7295 (_mm_castps_pd, _mm_castps_si128): New.
7296 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7298 2005-01-20 Richard Henderson <rth@redhat.com>
7301 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7302 __builtin_ia32_vec_init_v2si.
7303 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7304 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7305 (ix86_init_mmx_sse_builtins): Create it.
7306 (ix86_expand_builtin): Expand it.
7307 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7308 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7309 (vec_extractv2si_0, vec_extractv2si_1): New.
7311 2005-01-20 Richard Henderson <rth@redhat.com>
7314 * config/i386/i386.c (ix86_expand_push): New.
7315 * config/i386/mmx.md (push<MMXMODE>1): New.
7316 * config/i386/sse.md (push<SSEMODE>1): New.
7317 * config/i386/i386-protos.h: Update.
7319 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7321 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7324 2005-01-20 Richard Henderson <rth@redhat.com>
7326 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7327 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7329 2005-01-19 Richard Henderson <rth@redhat.com>
7332 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7333 to V4SFmode in SSE1 fallback load path.
7335 2005-01-19 Richard Henderson <rth@redhat.com>
7337 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7338 in QImode expansion to ix86_expand_vector_set.
7339 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7341 2005-01-19 Richard Henderson <rth@redhat.com>
7344 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7345 subclass of the input class.
7346 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7347 Always true for cross-SSE1 classes. Rationalize conditionals.
7348 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7349 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7350 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7351 (movdi_2): Add MMX/SSE zeros.
7352 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7353 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7354 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7355 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7356 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7357 (zero_extendsidi2_rex64_1): Remove.
7358 (MOV0 peephole): Check GENERAL_REG_P.
7360 2005-01-19 Richard Henderson <rth@redhat.com>
7363 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7365 (ix86_expand_vector_extract): Likewise.
7367 2005-01-19 Richard Henderson <rth@redhat.com>
7370 * expr.c (emit_move_change_mode): New argument force; use
7371 simplify_gen_subreg if true.
7372 (emit_move_via_alt_mode): Merge into ...
7373 (emit_move_via_integer): ... here.
7374 (emit_move_ccmode): Use emit_move_change_mode directly.
7376 2005-01-19 Richard Henderson <rth@redhat.com>
7379 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7380 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7381 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7383 (alpha_emit_set_const): Likewise. Make static.
7384 (alpha_emit_set_long_const): Make static.
7385 (alpha_extract_integer): Split out from alpha_expand_mov.
7386 (alpha_split_const_mov): Likewise.
7387 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7388 (alpha_legitimate_constant_p): New.
7389 * config/alpha/alpha-protos.h: Update.
7390 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7391 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7392 * config/alpha/alpha.md (movsi): Add n alternative.
7393 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7394 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7395 (splitters for all of the above): Use alpha_split_const_mov.
7396 * config/alpha/predicates.md (non_add_const_operand): New.
7397 (non_zero_const_operand): New.
7398 (input_operand): Use alpha_legitimate_constant_p after reload.
7400 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7402 PR tree-optimization/19038
7403 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7404 (add_candidate): Add ivs with increment in latch only if
7405 allow_ip_end_pos_p is true.
7406 (determine_iv_cost): Use empty_block_p.
7408 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7410 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7411 (compute_dominance_frontiers): Ditto.
7413 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7416 * config/sh/t-rtems: New.
7417 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7419 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7421 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7422 the offset of the selected field.
7424 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7426 * tree-cfg.c (remove_forwarder_block): Fix the check to
7427 prevent a nonlocal label from appearing in the middle of a
7430 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7432 PR rtl-optimization/19462
7433 * reorg.c (find_end_label): Create return insn only if
7434 current_function_epilogue_delay_list is empty.
7436 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7438 * doc/passes.texi: Remove paragraph mentioning new-ra.
7440 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7442 PR rtl-optimization/15139
7443 * combine.c: Include params.h.
7444 (count_rtxs): New function.
7445 (record_value_for_reg): If replace_rtx would replace at least
7446 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7447 (clobber (const_int 0)) instead of TEM.
7448 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7449 * params.h (MAX_LAST_VALUE_RTL): New.
7450 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7451 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7454 * c-typeck.c (digest_init): Only call build_vector if all constructor
7455 elements are *_CST nodes.
7456 * gimplify.c (gimplify_init_constructor): Likewise.
7459 * c-typeck.c (digest_init): Only call build_vector if inside_init
7462 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7464 * toplev.c (init_asm_output): Remove dead #ifdef.
7466 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7468 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7470 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7472 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7473 accessing DECL_FUNCTION_CODE.
7474 * dojump.c (do_jump): Likewise.
7475 * gimplify.c (gimplify_call_expr): Likewise.
7476 * predict.c (expr_expected_value): Likewise.
7477 (strip_builtin_expect): Likewise.
7478 * tree-inline.c (estimate_num_insns_1): Likewise.
7479 * tree-ssa-loop-im.c (stmt_cost): Likewise
7480 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7481 (tree_expr_nonnegative_p): Likewise.
7483 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7485 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7486 variant of the load_pcrel_sym pattern.
7487 * config/sparc/sparc.md (P macro): Move to the top.
7488 (load_pcrel_sym): Macroize using P.
7489 (save_register_window): Likewise.
7491 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7493 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7496 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7499 * c-typeck.c (build_asm_expr): Strip nops off
7500 input memory operands.
7502 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7504 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7505 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7506 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7507 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7509 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7512 * config/i386/i386.c (override_options): If the 80387 is disabled,
7513 then do not return FP values using FP registers.
7515 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7517 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7518 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7519 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7520 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7521 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7522 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7523 output.h, postreload-gcse.c, postreload.c, recog.c,
7524 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
7525 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
7526 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
7527 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
7528 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
7529 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
7530 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
7531 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
7533 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
7534 config/alpha/alpha.c, config/arm/vfp.md,
7535 config/i386/emmintrin.h, config/i386/i386-modes.def,
7536 config/i386/i386-protos.h, config/i386/i386.h,
7537 config/i386/pmmintrin.h, config/i386/ppro.md,
7538 config/i386/predicates.md, config/i386/xmmintrin.h,
7539 config/i860/i860.c, config/ia64/ia64-modes.def,
7540 config/ia64/ia64-protos.h, config/ia64/ia64.h,
7541 config/ia64/ia64.md, config/ia64/itanium1.md,
7542 config/ia64/itanium2.md, config/ia64/predicates.md,
7543 config/iq2000/iq2000.h, config/mips/linux64.h,
7544 config/rs6000/aix41.h, config/rs6000/aix43.h,
7545 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
7546 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7547 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
7548 config/sparc/linux64.h, config/sparc/litecoff.h,
7549 config/sparc/sp64-elf.h, config/sparc/sparc.c,
7550 config/sparc/sparc.h, config/sparc/sparc.md,
7551 config/sparc/sysv4-only.h: Update copyright.
7553 2005-01-18 Richard Henderson <rth@redhat.com>
7556 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
7558 2005-01-18 Marc Espie <espie@openbsd.org>
7559 * config/i386/openbsdelf.h: Typo.
7561 2005-01-18 Richard Henderson <rth@redhat.com>
7563 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
7564 special case for sse.
7565 * config/i386/predicates.md (sse_comparison_operator): Likewise.
7567 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
7569 * tree-inline.c (estimate_num_insns_1): Added cases for
7570 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
7572 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7574 PR rtl-optimization/19296
7575 * combine.c (simplify_comparison): Rewrite the condition under
7576 which a non-paradoxical SUBREG of a PLUS can be lifted when
7577 compared against a constant.
7579 2005-01-18 Andi Kleen <ak@muc.de>
7581 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
7582 * c.opt (-Wpointer-sign): Add.
7583 * doc/invoke.texi: (-Wpointer-sign): Add.
7585 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7587 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
7588 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
7589 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
7590 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
7591 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
7592 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
7593 for TARGET_MIX_SSE_I387.
7594 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
7595 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
7596 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
7597 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
7598 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
7599 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
7600 TARGET_MIX_SSE_I387.
7601 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
7604 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7607 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
7608 Add movaps alternative for xmm reg->reg move.
7610 2005-01-17 Jeff Law <law@redhat.com>
7612 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
7613 at the end of the main DOM loop rather than just before DOM exits.
7615 2005-01-17 Diego Novillo <dnovillo@redhat.com>
7617 PR tree-optimization/19121
7618 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
7619 adding aliases to a name tag, also add them to the pointer's
7621 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
7622 sensitive alias info at all. Only check that the two pointers
7623 have compatible pointed-to sets.
7624 * tree-ssa.c (verify_name_tags): Verify that the alias set of
7625 a pointer's type tag is a superset of the alias set of the
7628 2005-01-17 James E Wilson <wilson@specifixinc.com>
7631 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
7632 comment to document why.
7634 2005-01-17 Richard Henderson <rth@redhat.com>
7636 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
7637 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
7638 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
7639 sse2_vmsminv2df3_finite): New.
7640 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
7641 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
7642 Force op1 into register.
7644 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
7646 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
7647 bubblestrap from always rebuilding build directory.
7649 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7651 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7652 ("*cmpmem_short"): Likewise.
7654 2005-01-17 Steven Bosscher <stevenb@suse.de>
7656 * basic-block.h: Document BB_* flags.
7657 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7658 use an sbitmap instead.
7659 * sched-rgn.c (compute_trg_info): Likewise.
7661 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7663 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7664 redundant target_cpu_default and extra_parts lines. Use the default
7666 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7667 (SUBTARGET_EXTRA_SPECS): Delete.
7668 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7669 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7670 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7671 and "n32" for -mabi=n32.
7673 2005-01-17 Ian Lance Taylor <ian@airs.com>
7676 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7677 fold constant variables into initial values.
7679 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7681 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7683 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7684 through the statements backward.
7686 2005-01-17 Ian Lance Taylor <ian@airs.com>
7688 PR middle-end/13127:
7689 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7690 a variable set to the return value of the inlined function.
7692 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7694 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7695 when modes are tieable.
7697 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7699 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7700 of pthread_create to find out if threads are enabled.
7701 * gthr-posix95.h (__gthread_active_p): Likewise.
7703 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7705 * common.opt (-fnew-ra): Remove.
7707 * toplev.h (flag_new_regalloc): Remove.
7708 * Makefile.in (ra*.*): Don't mention.
7709 * passes.c (rest_of_handle_new_regalloc): Remove.
7710 (rest_of_handle_combine, rest_of_compilation): Always consider
7711 flag_new_regalloc as false.
7712 * doc/invoke.texi: Don't document -fnew-ra.
7714 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7716 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7717 last parameter to reg_scan.
7718 * loop.c (loop_optimize): Likewise.
7719 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7720 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7721 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7722 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7723 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7724 * regclass.c (reg_scan): Likewise, for the declaration.
7725 * rtl.h (reg_scan): Likewise, for the prototype.
7727 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7729 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7730 mark_dfs_back_edges.
7732 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7734 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7735 (compute_avail): Uses don't go in tmp_gen.
7737 2005-01-16 Steven Bosscher <stevenb@suse.de>
7739 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7740 loop to look for a free slot in a page entry.
7742 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7745 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7746 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7747 just before targetm.asm_out.file_end.
7748 * tree.h (process_pending_assemble_output_defs): Declare.
7749 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7751 (assemble_alias): Defer generation of assembly code for defines when
7752 TARGET_DEFERRED_OUTPUT_DEFS is true.
7753 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7754 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7755 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7757 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7760 * pa.c (pa_scalar_mode_supported_p): New function.
7761 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7762 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7764 * pa-protos.h (prefetch_operand): Delete.
7765 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7766 * pa.c (prefetch_operand): Delete.
7767 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7768 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7769 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7770 and prefetch_nocc_operand.
7771 * pa.md (prefetch): Rework to avoid reload problems handling short
7772 displacements when a cache control completer needs to be provided.
7773 (prefetch_32, prefetch_64): Delete.
7774 (prefetch_cc, prefetch_nocc): New patterns.
7776 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7778 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7780 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7783 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7784 exceeds maximum alignment for global common data.
7785 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7786 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7788 2004-01-15 Roger Sayle <roger@eyesopen.com>
7790 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7792 2004-01-15 Roger Sayle <roger@eyesopen.com>
7794 * harg-reg-set.h (reg_class_names): Prototype global array.
7795 * regclass.c (reg_class_names): Declare here and initialize to
7797 (dump_regclass): Remove local declaration of reg_class_names.
7798 (regclass): Likewise.
7799 * cfg.c (dump_flow_info): Likewise.
7800 * ra-debug.c (reg_class_names): Likewise.
7801 * regrename.c (reg_class_names): Likewise.
7802 * reload.c (reg_class_names): Likewise.
7803 * reload1.c (spill_failure): Likewise.
7804 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7806 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7808 * config/s390/s390.md ("reload_outti"): Remove predicate for
7809 output operand. Abort if operand is not a MEM.
7810 ("reload_outdi", "reload_outdf"): Likewise.
7812 2005-01-15 Marc Espie <espie@openbsd.org>
7814 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
7815 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
7816 * config/openbsd.h: Fix C++ includes for native configurations.
7817 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7818 Add trampoline support.
7819 * config/i386/openbsdelf.h: New.
7821 2005-01-15 Marc Espie <espie@openbsd.org>
7823 * collect2.c (main): Explicitly parse -dynamic-linker option.
7825 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7827 PR tree-optimization/19060
7828 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7829 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7830 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7831 and handle extract_range_from_cond returning false.
7832 * fold-const.c (fold): Optimize comparisons with min/max even for
7833 width > HOST_BITS_PER_WIDE_INT.
7835 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7837 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7838 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7839 Remove little endian multilib variants.
7840 Add mips32 multilib variant.
7842 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7844 * explow.c (copy_all_reg, stabilize): Remove.
7845 * expr.h: Remove the corresponding prototypes.
7847 * rtlanal.c (regs_set_between_p): Remove.
7848 * rtl.h: Remove the corresponding prototype.
7850 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7852 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7853 to rs6000_nonimmediate_operand.
7854 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7855 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7856 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7857 rs6000_nonimmediate_operand.
7858 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7859 rs6000_nonimmediate_operand.
7861 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7863 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7865 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7867 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7869 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7870 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7872 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7873 (rs6k_nonimmediate_operand): New.
7874 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7876 (legitimate_lo_sum_address_p): Same.
7877 (rs6000_legitimize_address): Same.
7878 (rs6000_legitimize_reload_address): Same.
7879 (rs6000_legitimate_address): Same.
7880 (spe_build_register_parallel): Pass DF and DC modes in a DI
7883 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7884 to rs6k_nonimmediate_operand.
7886 * config/rs6000/spe.md ("*frob_df_di"): New.
7887 ("*frob_di_df"): New.
7888 ("*frob_di_df_2"): New.
7889 ("*mov_sidf_e500_subreg0"): New.
7890 ("*mov_sidf_e500_subreg4"): New.
7891 ("*movdf_e500_double"): Change predicate to
7892 rs6k_nonimmediate_operand.
7894 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7896 * postreload.c (move2add_note_store): Only call
7897 trunc_int_for_mode on scalar integers.
7899 2005-01-14 Steven Bosscher <stevenb@suse.de>
7901 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7902 replace BB_VISITED uses.
7903 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7904 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7905 (tree_dce_done): Free visited_control_parents.
7906 (perform_tree_ssa_dce): Allocate and clear it.
7907 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7908 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7909 instead of BB_VISITED.
7911 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7913 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7914 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7915 Remove unused prototypes.
7917 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7919 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7920 64-bit register usage.
7921 (spe_func_has_64bit_regs_p): Add FIXME note.
7923 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7925 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7926 flag_finite_math_only with flag_unsafe_math_optimizations.
7928 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7930 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7932 (__tpf_eh_return): Copy TPF private stack area from the module
7933 boundary stack frame. Add check for when module addresses are
7934 equal, but no stub address is found.
7936 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7939 * arm.h (struct machine_function): Add call_via field.
7940 (thumb_call_via_label): Declare.
7941 * arm.c (thumb_call_via_label): New variable.
7942 (thumb_call_reg_needed): New variable.
7943 (arm_output_function_epilogue): For Thumb code, output any per-function
7944 call-indirect trampolines.
7945 (thumb_call_via_reg): New function.
7946 (arm_file_end): New function.
7947 (TARGET_ASM_FILE_END): Call arm_file_end.
7948 (aof_file_end): Likewise.
7949 * arm-protos.h (thumb_call_via_reg): Declare.
7950 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7951 thumb_call_via_reg in normal case.
7953 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7956 PR rtl-optimization/19348
7957 * recog.c (peephole2_optimize): Do global life update if some peephole
7958 decides it doesn't need at least one of its inputs and that change
7959 influences liveness at the start of the basic block.
7961 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7962 arguments instead of 1.
7964 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7967 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7968 zero for nested functions needing a static chain or functions
7969 with a non-constant address.
7971 2005-01-13 Roger Sayle <roger@eyesopen.com>
7973 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7974 (and (sign_extend X) C) into (zero_extend (and X C)).
7976 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7978 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7980 2005-01-13 Richard Henderson <rth@redhat.com>
7985 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7986 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7987 not just TARGET_SSE.
7988 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7989 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7990 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7991 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7992 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7993 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7994 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7995 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7996 (movdicc_c_rex64): Rename with '*'.
7997 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7998 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7999 (movsfcc_1_387): Rename from movsfcc_1.
8000 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8001 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8002 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8003 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8004 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8005 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8006 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8007 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8008 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8009 sse_movdfcc_const0_4): Remove.
8010 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8011 recognize min/max early. Update for changed sse cmove patterns.
8012 (ix86_split_sse_movcc): New.
8013 * config/i386/i386-protos.h: Update.
8015 2005-01-13 Steven Bosscher <stevenb@suse.de>
8017 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8018 (fix_stmt_v_may_defs): Likewise.
8020 2005-01-13 Richard Henderson <rth@redhat.com>
8022 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8023 for converting the mask.
8025 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8027 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8030 2005-01-13 Richard Henderson <rth@redhat.com>
8032 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8033 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8034 IX86_BUILTIN_MOVDQ2Q): Remove.
8035 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8036 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8037 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8039 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8040 (sse2_pextrw): Fix immediate constraint.
8041 (sse2_loadq, sse2_loadq_rex64): Remove.
8042 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8043 Use __builtin_ia32_vec_ext_<size>.
8044 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8046 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8048 * function.c (assign_parm_setup_block): Look inside original
8049 entry_parm when inspecting PARALLEL.
8051 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8052 Joel Sherrill <joel@oarcorp.com>
8055 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8056 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8057 rtems_gxx_recursive_mutex_init.
8058 (__gthread_recursive_mutex_lock): New function.
8059 (__gthread_recursive_mutex_trylock): Likewise.
8060 (__gthread_recursive_mutex_unlock): Likewise.
8062 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8064 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8066 2005-01-13 Jan Beulich <jbeulich@novell.com>
8068 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8069 (ashrti3_internal): Indicate output is early clobber. Generate result
8070 into output rather than first input. Use move for low word of output
8071 if shift count is exactly 64.
8072 (lshrti3_internal): Likewise.
8074 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8078 * reload1.c (delete_output_reload): Don't delete an output reload
8079 if the pseudo lives longer than a single basic block. Adjust and
8080 improve wording of comment.
8082 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8085 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8086 of TYPE_SIZE where we mean the number of bytes.
8088 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8090 * function.c (assign_parm_setup_block): Relax condition on
8091 multi-register optimization.
8093 2005-01-12 Nick Clifton <nickc@redhat.com>
8095 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8096 an "in_delay_slot" attribute of "no" to prevent them being used in
8097 delay slots. This is forbidden because they might generate
8100 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8103 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8106 2005-01-12 Nick Clifton <nickc@redhat.com>
8108 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8109 passed on to GAS) but do not define, as GAS no longer supports or
8110 needs the -m2000 option.
8112 2005-01-11 Roger Sayle <roger@eyesopen.com>
8114 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8115 type as args of unprototyped builtins aren't automatically promoted.
8116 (fold_builtin_abs): Likewise.
8118 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8120 * Makefile.in: Set a `build-warn' variable.
8122 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8124 PR tree-optimization/17949
8125 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8126 (find_interesting_uses_address): Use it.
8128 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8130 * regrename.c (kill_value): Handle subreg's that won't simplify.
8132 2005-01-11 Richard Henderson <rth@redhat.com>
8135 * config/i386/i386.h (enum ix86_builtins): Move ...
8136 * config/i386/i386.c: ... here.
8137 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8138 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8139 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8140 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8141 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8142 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8143 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8144 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8145 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8146 IX86_BUILTIN_LOADDDUP): Remove.
8147 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8148 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8149 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8150 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8151 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8152 (ix86_init_builtins): Make static.
8153 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8154 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8155 if all the modes match. Otherwise, fake it.
8156 (get_element_number, ix86_expand_vec_init_builtin,
8157 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8158 (ix86_expand_builtin): Make static. Update for changed builtins.
8159 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8160 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8161 (ix86_expand_vector_init_duplicate): New.
8162 (ix86_expand_vector_init_low_nonzero): New.
8163 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8164 Split out from ix86_expand_vector_init; handle integer modes.
8165 (ix86_expand_vector_init): Use them.
8166 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8167 * config/i386/i386-protos.h: Update.
8168 * config/i386/predicates.md (reg_or_0_operand): New.
8169 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8170 (movv2sf_internal): Likewise. And a splitter to match them all.
8171 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8172 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8173 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8174 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8175 (mmx_pinsrw): Fix operand ordering.
8176 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8177 rather than sse_loadss expander.
8178 (movv2df splitter): Similarly.
8179 (sse_loadss, sse_loadlss): Remove.
8180 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8181 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8182 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8183 (sse3_movddup): Rename with '*'.
8184 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8185 (sse2_loadsd): Remove.
8186 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8187 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8188 (sse2_pinsrw): Fix argument ordering.
8189 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8190 (sse2_stored): Remove 'r' destination.
8191 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8192 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8193 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8194 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8195 vec_extractv16qi, vec_initv16qi): New.
8197 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8198 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8199 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8201 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8202 (_mm_load_si128, _mm_store_si128): Likewise.
8203 (_mm_load1_pd): Use _mm_set1_pd.
8204 (_mm_load_sd): Use _mm_set_sd.
8205 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8206 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8207 (_mm_set_epi64): Use _mm_set_epi64x.
8208 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8209 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8210 _mm_setr_epi8): Use _mm_set_foo form.
8211 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8212 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8213 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8214 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8215 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8216 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8217 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8218 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8219 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8220 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8221 (_mm_movedup_pd): Use _mm_shuffle_pd.
8222 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8223 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8224 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8225 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8227 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8228 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8229 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8230 (_mm_store_ps): Use raw dereference.
8231 (_mm_store1_ps): Use _mm_storeu_ps.
8232 (_mm_storer_ps): Use _mm_store_ps.
8233 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8234 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8236 2005-01-11 Stan Shebs <shebs@apple.com>
8238 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8239 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8241 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8244 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8245 Skip all DECLs except for FIELD_DECLs.
8247 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8249 * config/s390/s390.c (override_options): Return error if
8250 -mbackchain, -mpacked-stack and -mhard-float are used together.
8251 (s390_va_start): Remove the backchain && packed-stack special case.
8252 (s390_gimplify_va_arg): Likewise.
8253 * doc/invoke.texi: Remove the ABI incompatibility note.
8255 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8257 * config/s390/s390.c (struct s390_frame_layout): Remove
8259 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8260 save_backchain_p with TARGET_BACKCHAIN.
8262 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8265 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8266 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8267 * function.c (locate_and_pad_parm): Set new field.
8268 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8269 Tweak where_pad test to include "none". Always set mem align for
8271 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8272 not sufficient for type.
8273 (assign_parm_setup_block): If stack_parm is zero on entry, always
8274 make a new stack local. Block move old stack parm if necessary
8275 to new aligned stack local.
8276 (assign_parm_setup_stack): Use a block move to handle
8277 potentially misaligned entry_parm.
8278 (assign_parms_unsplit_complex): Specify required alignment when
8279 creating stack local.
8280 * calls.c (compute_argument_addresses): Override alignment of stack
8281 arg calculated from its type with the alignment given by
8282 FUNCTION_ARG_BOUNDARY.
8283 (store_one_arg): Likewise.
8285 2005-01-11 Jan Beulich <jbeulich@novell.com>
8287 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8288 Change respective itanium_class attribute to ialu.
8289 (shladdp4_internal): New.
8290 * config/ia64/predicates.md (shladd_log2_operand): New.
8292 2005-01-11 Richard Henderson <rth@redhat.com>
8294 * expr.c (store_constructor): Use rtvec_alloc instead of
8295 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8297 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8299 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8301 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8303 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8304 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8305 (TARGET_RWRELOC): Define.
8306 (ia64_rwreloc_section_type_flags): Delete.
8307 (ia64_section_type_flags): New function.
8308 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8309 (TARGET_RWRELOC): Define.
8311 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8314 * config/ia64/ia64.c (process_set): For alloc insn, only call
8315 process_epilogue is !frame_pointer_needed.
8317 2005-01-10 Roger Sayle <roger@eyesopen.com>
8320 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8321 unary operator and can't be treated as a binary/comparison operator.
8323 2005-01-10 Richard Henderson <rth@redhat.com>
8325 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8326 (ix86_return_in_memory): Likewise.
8327 (function_arg_advance): Likewise. Mirror structure in function_arg
8328 for choosing register to advance.
8330 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8332 * tree-vectorizer.c, tree.def: Fix comment typos.
8334 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8336 * config/s390/s390.c (struct processor_costs): 4 new fields:
8337 ddbr, ddr, debr, der.
8338 (s390_rtx_costs): More precise handling of divide instructions.
8340 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8342 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8344 2005-01-10 Jan Beulich <jbeulich@novell.com>
8346 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8347 names resulting from -ffunction-sections/-fdata-sections and linkonce
8349 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8350 based on the section name. Rearrange the section name comparison logic
8351 slightly so that each section name is compared against at most once.
8353 2005-01-10 Ben Elliston <bje@au.ibm.com>
8355 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8356 targets for which -fPIC reduces limitations on the GOT size.
8358 2005-01-09 Falk Hueffner <falk@debian.org>
8360 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8363 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8366 * collect2.c (main): Set aixrtl_flag for -brtl option.
8367 (resolve_lib_name): Search for .so file extension before .a
8370 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8372 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8373 (vect_analyze_data_refs_alignment): Add dump prints.
8375 2005-01-09 Ira Rosen <irar@il.ibm.com>
8377 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8378 expr_invariant_in_loop_p.
8379 Initialize outputs first thing in the function.
8380 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8381 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8382 (vect_analyze_pointer_ref_access): Check that the initial condition of
8383 the access function is loop invariant.
8385 2005-01-09 Richard Henderson <rth@redhat.com>
8387 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8388 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8389 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8390 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8391 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8392 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8393 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8394 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8395 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8396 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8397 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8398 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8399 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8400 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8401 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8402 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8403 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8404 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8405 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8406 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8407 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8408 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8409 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8411 (mmx_clrdi, pavgusb): Remove.
8412 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8413 with leading sse_ prefix.
8414 * config/i386/sse.md: Receive them.
8415 * config/i386/mmx.md: New file.
8416 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8417 (subrv2sf3): Turn into expander for normal subtraction.
8418 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8419 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8420 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8421 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8422 commutative; use ix86_binary_operator_ok.
8423 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8424 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8425 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8426 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8427 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8428 Macroize from existing patterns; use ix86_binary_operator_ok.
8429 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8430 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8431 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8432 with vec_select+vec_concat.
8433 (mmx_pshufw, mmx_pshufw_1): Likewise.
8434 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8435 (mmx_uavgv4hi3): Model correctly.
8436 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8437 _mm_xor_si64): Remove casts.
8439 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8441 PR tree-optimization/19224
8442 * tree-scalar-evolution.c (get_instantiated_value,
8443 set_instantiated_value): New functions.
8444 (instantiate_parameters_1): Cache the results.
8445 (instantiate_parameters, resolve_mixers): Initialize and free
8448 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8450 * config/i386/i386.md (addhi_4): Correct reference in comment.
8453 2005-01-08 Richard Henderson <rth@redhat.com>
8455 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8456 (_mm_cvtsi128_si64x): Likewise.
8457 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8458 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8459 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8460 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8461 * config/i386/i386-protos.h: Update.
8462 * config/i386/i386.c (print_operand): Add 'H'.
8463 (ix86_fixup_binary_operands): Split out from ...
8464 (ix86_expand_binary_operator): ... here.
8465 (ix86_fixup_binary_operands_no_copy): New.
8466 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8467 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8468 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8469 (safe_vector_operand): Use CONST0_RTX.
8470 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8471 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8472 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8473 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8475 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8476 (IX86_BUILTIN_CMPNGESS): New.
8477 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8478 (attr type): Add sselog1.
8479 (attr unit, attr memory): Handle it.
8480 (movti, movti_internal, movti_rex64): Move near other integer moves.
8481 (movtf, movtf_internal): Move near other fp moves.
8482 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8483 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8484 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8485 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8486 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8487 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8488 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8489 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8490 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8491 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8492 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8493 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8494 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8495 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8496 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8497 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8498 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8499 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8500 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8501 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8502 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8503 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8504 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8505 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8506 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8507 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8508 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8509 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8510 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8511 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8512 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8513 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8514 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8515 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8516 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8517 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8518 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8519 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8520 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8521 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8522 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8523 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
8524 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
8525 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
8527 (SSEPUSH, push<SSEPUSH>): Remove.
8528 (MMXPUSH, push<MMXPUSH>): Remove.
8529 (sse_movaps, sse_movaps_1, sse_movups): Remove.
8530 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
8531 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
8532 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
8533 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
8534 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
8535 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
8536 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
8537 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
8538 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
8539 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
8540 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
8541 (ppro_sse_log_V4SF): Handle sselog1.
8542 * config/i386/predicates.md (const_0_to_1_operand): New.
8543 (const_0_to_255_mul_8_operand): New.
8544 (const_1_to_31_operand): Rename from const_int_1_31_operand.
8545 (const_2_to_3_operand, const_4_to_7_operand): New.
8546 * config/i386/sse.md: New file.
8547 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
8548 (sse_movups): Rename from sse_movups_1.
8549 (sse_loadlss): Rename from sse_loadss_1.
8550 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
8552 (negv4sf2): Use ix86_expand_fp_absneg_operator.
8553 (absv4sf2, negv2df, absv2df): New.
8554 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
8555 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
8556 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
8557 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
8558 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
8559 (sse3_addsubv4sf3): Model correctly.
8560 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
8561 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
8562 (sse_movhlps): Model with vec_select+vec_concat.
8563 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
8564 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
8565 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
8566 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
8567 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
8568 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
8569 sse2_pshufhw_1): Likewise.
8570 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
8571 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
8572 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
8573 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
8574 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
8575 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
8576 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
8577 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
8578 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
8579 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
8580 sminv8hi3): Mark commutative
8581 operands. Use ix86_binary_operator_ok.
8582 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
8583 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
8584 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
8585 sse2_punpcklqdq): Allow operand2 in memory.
8586 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
8587 sse2_movsd): Add memory alternatives.
8588 (sse_storelps): Turn expander into an insn; split after reload.
8589 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
8590 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
8592 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8594 * configure.ac (DWARF-2 debug_line): Use objdump.
8595 * configure: Regenerate.
8597 2005-01-08 Jeff Law <law@redhat.com>
8598 Diego Novillo <dnovillo@redhat.com>
8600 PR tree-optimization/18241
8601 * tree-nrv.c (tree_nrv): Ignore volatile return values.
8602 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
8603 statements with volatile operands.
8604 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
8605 operands after marking a statement with has_volatile_ops.
8607 2005-01-08 Roger Sayle <roger@eyesopen.com>
8609 * tree.c (int_fits_type_p): Always honor integer constant
8610 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
8612 2005-01-08 Roger Sayle <roger@eyesopen.com>
8614 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
8615 the latent bug in rtl_delete_block has been resolved.
8617 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8619 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
8620 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
8622 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8624 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
8625 library as @multilib_dir@/$(SHLIB_SONAME).
8627 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8629 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
8630 * configure: Regenerate.
8632 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8634 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
8637 2005-01-07 David Edelsohn <edelsohn@gnu.org>
8640 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8641 Convert non-word aligned offset address using ld/std into
8644 2005-01-07 Richard Henderson <rth@redhat.com>
8646 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8648 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8650 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8652 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8654 PR tree-optimization/19283
8655 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8656 is not shorter than the original type.
8658 PR rtl-optimization/19012
8659 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8661 PR rtl-optimization/18861
8662 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8663 (FULL_STATE): Define.
8664 (mark_tablejump_edge): New function.
8665 (purge_dead_tablejump_edges): New function.
8666 (find_bb_boundaries): Use it.
8668 PR tree-optimization/18828
8669 * builtins.c (expand_builtin_next_arg): Remove argument and all
8670 the argument checking.
8671 (expand_builtin): Adjust caller.
8672 (expand_builtin_va_start): Likewise. Remove error for too many
8674 (fold_builtin_next_arg): Issue error for too many arguments.
8675 After checking arguments, replace them with magic arguments that
8676 prevent further checking of the args.
8678 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8680 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8682 2005-01-06 Roger Sayle <roger@eyesopen.com>
8685 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8686 and %{.S:...} (and their negative variants) to test whether the
8687 input file is assembler or pre-processed-assembler independent of
8688 the actual filename extension.
8690 2005-01-06 Roger Sayle <roger@eyesopen.com>
8692 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8693 of sign or zero extended values.
8695 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8697 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8698 for IBM long double format correctly.
8700 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8702 Fix PR tree-optimization/18792
8704 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8705 to first_loop_depth, and use loop depth instead of loop number.
8706 (build_classic_dir_vector): Ditto.
8707 (compute_data_dependences_for_loop): Use depth, not loop number.
8708 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8709 number. Pass in loops, instead of loop numbers.
8710 (gather_interchange_stats): Ditto.
8711 (linear_transform_loops): Ditto.
8713 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8716 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8717 biv_fits_mode_p, extension_within_bounds_p): New functions.
8718 (check_ext_dependent_givs): Use them.
8720 2005-01-06 Roger Sayle <roger@eyesopen.com>
8722 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8723 more than one barrier, in which case we should delete them all.
8725 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8727 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8729 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8731 Fix PR middle-end/19286
8733 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8734 output this subprogram, simply ignore this attempt to do it again.
8735 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8736 origin attribute if it's not possible.
8737 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8738 (decls_for_scope): Ditto.
8739 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8740 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8742 2005-01-05 Richard Henderson <rth@redhat.com>
8745 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8746 (bdesc_2arg): Use it.
8747 (ix86_expand_binop_builtin): Force operands into registers
8749 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8750 ix86_expand_sse_compare, ix86_expand_sse_comi,
8751 ix86_expand_builtin): Likewise.
8753 2005-01-05 Richard Henderson <rth@redhat.com>
8755 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8757 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8758 (mulv4hi3): Set itanium_class mmmul.
8759 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8760 (fpack): Rename from fpack_sfsf.
8762 2005-01-05 Richard Henderson <rth@redhat.com>
8765 * reload1.c (do_input_reload): Restrict the optimization deleteing
8766 a previous output reload to RELOAD_FOR_INPUT.
8768 2005-01-05 Steven Bosscher <stevenb@suse.de>
8770 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8771 comment that we fall through after case.
8772 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8773 (distribute_links): Likewise.
8774 * cse.c (cse_insn): Likewise.
8775 * cselib.c (cselib_invalidate_mem): Likewise.
8776 * df.c: Update comments at the top of the file.
8777 (read_modify_subreg_p): Update comments here too.
8778 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8779 * flow.c (mark_set_1): Likewise.
8780 (mark_used_regs): Likewise.
8781 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8782 (canon_list_insert): Likewise.
8783 (mark_set): Likewise.
8784 (try_replace_reg): Likewise.
8785 (store_killed_in_insn): Likewise.
8786 * loop.c (count_one_set): Likewise.
8787 (basic_induction_var): Likewise.
8788 * postreload-gcse.c (find_mem_conflicts): Likewise.
8789 * postreload.c (reload_combine_note_store): Likewise.
8790 (move2add_note_store): Likewise.
8791 * reload.c (find_equiv_reg): Likewise.
8792 (mark_referenced_resources): Likewise.
8793 * rtlanal.c (set_noop_p): Likewise.
8794 (note_stores): Likewise.
8795 (note_uses): Likewise.
8796 * sched-deps.c (sched_analyze_1): Likewise.
8797 * sched-rgn.c (check_live_1): Likewise.
8798 (update_live_1): Likewise.
8799 * config/i860/i860.c: Likewise.
8801 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8803 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8805 * doc/rtl.texi: Update documentation for bit-fields and SET.
8807 2005-01-05 Roger Sayle <roger@eyesopen.com>
8809 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8811 2005-01-05 Jan Hubicka <jh@suse.cz>
8812 Richard Henderson <rth@redhat.com>
8815 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8818 2005-01-05 Richard Henderson <rth@redhat.com>
8821 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8822 (sse_shufps): Change operand 3 to const_int_operand.
8823 (sse2_storelps): Fix typo in template.
8824 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8825 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8826 (ix86_expand_builtin): Likewise.
8828 2005-01-05 Julian Brown <julian@codesourcery.com>
8830 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8831 as aggregates for AAPCS ABIs.
8833 2005-01-05 Stan Shebs <shebs@apple.com>
8835 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8836 Mach-O getters if ppc64.
8837 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8839 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8840 signed four-byte field for global code case.
8841 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8843 2005-01-05 Roger Sayle <roger@eyesopen.com>
8846 * c-common.c: Include real.h.
8847 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8848 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8849 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8850 * Makefile.in (c-common.o): Update dependencies.
8852 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8854 * c-parse.in (asm_string): Add trailing semicolon.
8856 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8858 * c-parse.in (asm_string): New. Don't allow wide strings in
8860 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8861 asm_string instead of STRING.
8863 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8865 * c-typeck.c (constructor_no_implicit): Remove.
8866 (set_designator, process_init_element): Don't check
8867 constructor_no_implicit.
8869 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8870 Kaz Kojima <kkojima@gcc.gnu.org>
8873 * lcm.c (create_pre_exit): New.
8874 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8875 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8877 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8879 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8880 -msoft-float in target_float_switch.
8881 * arm.c (arm_override_options): Fix processing of target_float_switch.
8883 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8885 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8888 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8890 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8891 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8893 2005-01-04 Roger Sayle <roger@eyesopen.com>
8895 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8896 if deleting the then-block allows the test-block to fallthru to the
8899 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8902 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8903 after the full declaration if the are in two different TUs.
8905 2005-01-04 Richard Henderson <rth@redhat.com>
8908 * tree-sra.c (generate_one_element_init): Just
8909 call gimplify_and_add.
8910 (generate_element_init): Record the
8911 new referenced variables and mark them for renaming
8912 and split out to ...
8913 (generate_element_init_1): This.
8914 (scalarize_init): Don't call push_gimplify_context/
8915 pop_gimplify_context.
8917 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8919 * toplev.c (get_src_pwd): Handle failure of getpwd().
8921 2005-01-04 Roger Sayle <roger@eyesopen.com>
8923 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8925 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8926 all the cases handled by it are inverted by invert_truthvalue.
8928 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8930 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8931 (save_register_windowsi): Likewise.
8933 2005-01-04 Richard Henderson <rth@redhat.com>
8935 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8937 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8940 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8941 any simplifications of vector mode comparison operators.
8942 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8944 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8945 Devang Patel <dpatel@apple.com>
8947 PR tree-optimization/18308
8948 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8949 the operands before creating a new expression.
8950 * dojump.c (do_jump): Make drop_through_label available
8951 for all cases. Add expansion of COND_EXPR.
8953 2005-01-04 Ira Rosen <irar@il.ibm.com>
8955 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8956 INTEGER_CST instead of TREE_CONSTANT.
8957 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8958 instead of TREE_CONSTANT.
8959 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8960 instead of TREE_CONSTANT.
8962 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8964 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8966 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8969 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8970 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8972 2005-01-03 Richard Henderson <rth@redhat.com>
8974 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8975 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8976 fold_convert_const_real_from_real): Split out from ...
8977 (fold_convert_const): ... here.
8979 2005-01-03 Richard Henderson <rth@redhat.com>
8982 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8983 (mov<MMXMODEI>_internal): Likewise.
8984 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8985 Add V2SF case; use it for SSE1; don't use TI.
8986 (movdf_integer): Likewise.
8987 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8989 2005-01-03 Ira Rosen <irar@il.ibm.com>
8991 * tree-vectorizer.c (vect_strip_conversions): New function.
8992 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8993 check for binary class.
8995 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8999 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9001 * gimple-low.c (mark_blocks_with_used_vars): New function.
9002 (mark_blocks_with_used_subblocks): Ditto.
9003 (mark_used_blocks): Ditto.
9004 (pass_mark_used_blocks): New pass.
9005 * tree-inline.c: Include debug.h.
9006 (expand_call_inline): Call outlining_inline_function here.
9007 * tree-optimize.c (init_tree_optimization_passes): Add
9008 pass_mark_used_blocks.
9009 * tree-pass.h (pass_mark_used_blocks): New.
9010 * Makefile.in (tree-inline.o): Add debug.h dependency.
9012 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9014 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9015 VAR_DECLs to have weak_import attribute.
9017 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9020 2004-01-03 Steven Bosscher <stevenb@suse.de>
9022 * passes.c (rest_of_compilation): Don't run regmove if only
9023 flag_expensive_optimizations, require flag_regmove instead.
9025 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9027 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9029 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9030 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9031 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9032 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9034 2005-01-03 Richard Henderson <rth@redhat.com>
9036 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9037 (ia64_const_ok_for_letter_p): New.
9038 (ia64_const_double_ok_for_letter_p): New.
9039 (ia64_extra_constraint): New.
9040 (ia64_expand_vecint_compare): New.
9041 (ia64_expand_vcondu_v2si): New.
9042 (ia64_expand_vecint_cmov): New.
9043 (ia64_expand_vecint_minmax): New.
9044 (ia64_print_operand): Add 'v'.
9045 (ia64_preferred_reload_class): New.
9046 (ia64_vector_mode_supported_p): New.
9047 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9048 (PREFERRED_RELOAD_CLASS): Move to function.
9049 (CONST_OK_FOR_LETTER_P): Move to function.
9050 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9051 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9052 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9053 (EXTRA_CONSTRAINT): Move to function.
9054 * config/ia64/ia64.md: Include vect.md.
9055 (itanium_class): Add mmalua.
9057 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9059 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9060 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9062 (const_int_2bit_operand): New.
9063 (fr_reg_or_0_operand): New.
9064 * config/ia64/ia64-modes.def: Add vector modes.
9065 * config/ia64/ia64-protos.h: Update.
9066 * config/ia64/vect.md: New file.
9068 2005-01-03 Richard Henderson <rth@redhat.com>
9070 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9072 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9075 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9077 (log1pdf2): Change mode of operands[0,1] to DFmode.
9079 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9081 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9082 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9083 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9084 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9085 SPARC_RELAXED_ORDERING.
9087 2005-01-03 Richard Henderson <rth@redhat.com>
9088 Uros Bizjak <uros@kss-loka.si>
9091 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9092 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9093 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9095 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9096 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9097 const_pow2_1_to_128_operand): New predicates.
9099 2005-01-02 Greg McGary <greg@mcgary.org>
9101 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9103 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9104 object. [ptr_type]: Remove unused variable.
9105 Remember nearest addressable array-element or record-component
9106 when checking bitfield components. Tolerate empty BIND_EXPR.
9108 2005-01-01 Richard Henderson <rth@redhat.com>
9110 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9111 that don't narrow the value. Fail for other conversions.
9113 2005-01-01 Richard Henderson <rth@redhat.com>
9116 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9117 * c-lang.c (finish_file): Don't do it here.
9118 * objc/objc-act.c (objc_finish_file): Likewise.
9120 * cgraph.c (decl_assembler_name_equal): New.
9121 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9122 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9123 * cgraph.h (struct cgraph_varpool_node): Add next.
9124 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9125 * varasm.c (assemble_alias): Mark the target as needed.
9127 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9130 * function.c (get_arg_pointer_save_area): Use entry_of_function
9131 instead of get_insns.
9133 2005-01-01 Roger Sayle <roger@eyesopen.com>
9134 Andrew Pinski <pinskia@physics.uc.edu>
9135 James E. Wilson <wilson@specifixinc.com>
9137 PR rtl-optimization/12092
9138 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9141 2005-01-01 Roger Sayle <roger@eyesopen.com>
9142 Olivier Hainque <hainque@act-europe.fr>
9144 * tree.c (int_fits_type_p): A narrower type always fits in a
9145 wider one, except for negative values into unsigned types.
9147 2005-01-01 Roger Sayle <roger@eyesopen.com>
9149 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9150 with the original constant rather than require TREE_OVERFLOW.
9152 2005-01-01 Steven Bosscher <stevenb@suse.de>
9155 * c-decl.c (finish_function): If compiling C99, annotate the
9156 compiler generated return with the current file name and line 0.
9157 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9158 the source line is greater than 0.
9159 (remove_bb): Likewise.
9161 See ChangeLog.12 for earlier changes.
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