1 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
7 2005-03-31 Alan Modra <amodra@bigpond.net.au>
10 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11 label operand. Remove (use (unspec..)). Don't emit a label on
13 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
14 generate inline label for load_toc_v4_PIC_1b.
15 (rs6000_emit_load_toc_table): Likewise.
17 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
19 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
20 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
22 2005-03-29 Devang Patel <dpatel@apple.com>
24 * tree-sra.c (decide_block_copy): Disable scalarization of
27 2005-03-30 Stuart Hastings <stuart@apple.com>
28 Dale Johannesen <dalej@apple.com>
30 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
31 * print-tree.c (print_node): Add case STATEMENT_LIST.
33 2005-03-31 Alan Modra <amodra@bigpond.net.au>
35 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
36 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
37 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
38 is given with "powerpc64*" or "all", or when --with-cpu chooses
41 2005-03-30 James E. Wilson <wilson@specifixinc.com>
44 * dwarf2out.c (add_high_low_attributes): New function, extracted from
45 gen_lexical_block_die.
46 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
48 2005-03-31 Jan Hubicka <jh@suse.cz>
50 2004-11-02 Jan Hubicka <jh@suse.cz>
52 * cgraph.c (cgraph_varpool_node_name): New function.
53 (dump_cgraph_varpool_node): New function.
54 (dump_varpool): New function.
55 * cgraphunit.c (cgraph_optimize): Dump varpool.
57 2004-10-16 Jan Hubicka <jh@suse.cz>
59 * cgraph.c (decide_is_variable_needed): New function.
60 (cgraph_varpool_finalize_decl): Use it.
61 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
63 * final.c (output_addr_const): Do not call mark_referenced.
64 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
66 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
67 (check_global_declarations): Ifdef out code clearing DECL_RTL.
68 * tree-optimize.c (execute_inline): Mark functions called.
69 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
71 2004-10-11 Jan Hubicka <jh@suse.cz>
73 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
74 (cgraph_varpool_last_needed_node): New static variable.
75 (enqueue_needed_varpool_node): Break out from ...; add items to the
76 end of queue; update first pointers.
77 (cgraph_varpool_mark_needed_node): ... here.
78 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
79 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
80 * cgraph.h (cgraph_varpool_node): Add analyzed field.
81 (cgraph_varpool_first_unanalyzed_node): Declare.
82 * cgraphunit.c: Include output.h.
83 (cgraph_varpool_analyze_pending_decls): New function.
84 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
85 for errors, analyze pending decls.
86 (cgraph_finalize_compilation_unit): Only analyze decls.
87 (cgraph_optimize): Assemble the decls after expanding.
89 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
91 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
92 subvars get marked properly in tags for grouping.
93 (add_pointed_to_var): Mark only actual pointed to
94 variables/subvars in addresses needed.
95 (create_overlap_variables_for): Clear call clobbered on original
97 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
98 addresable vars with subvars into list.
99 * tree-ssa.c (verify_ssa_name): Verify original is not used where
102 2005-03-30 Richard Henderson <rth@redhat.com>
104 * cgraph.h (struct cgraph_node): Add alias.
105 * varasm.c (assemble_alias): Set it.
106 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
107 avoid calling cgraph_expand_function.
109 2005-03-30 Tom Tromey <tromey@redhat.com>
111 * tree.def (FILE_TYPE): Removed.
112 * typeclass.h (enum type_class): Removed file_type_class.
113 * dwarf2out.c (is_base_type): Updated.
114 (gen_type_die): Likewise.
115 * dbxout.c (dbxout_type): Updated.
116 * builtins.c (type_to_class): Updated.
117 * tree.c (type_contains_placeholder_1): Updated.
118 * config/sparc/sparc.c (sparc_type_code): Updated.
119 * config/ia64/ia64.c (hfa_element_mode): Updated.
120 * expr.c (count_type_elements): Updated.
121 * stor-layout.c (layout_type): Updated.
122 * tree-inline.c (remap_type): Updated.
123 * tree-pretty-print.c (dump_generic_node): Updated.
125 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
127 * builtins.c (expand_builtin_powi): Fix mode of
128 2nd argument to match int.
129 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
130 2nd argument type to int.
131 * libgcc2.c: Change prototype of __powi* functions to use
134 2005-03-30 Dale Johannesen <dalej@apple.com>
137 * calls.c (expand_call): Flush pending deferrals before
140 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
144 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
145 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
146 c_label_context, label_context_stack): New.
147 * c-decl.c (define_label): Check for jumps into statement
148 expressions. Add label to list of defined labels.
149 (start_function): Push context on label_context_stack.
150 (finish_function): Pop context from label_context_stack.
151 * c-typeck.c (label_context_stack): New.
152 (c_finish_goto_label): Check for jumps into statement
153 expressions. Add label to list of jumped to labels.
154 (struct c_switch): Add blocked_stmt_expr.
155 (c_start_case): Initialize it.
157 (c_finish_case): Verify !blocked_stmt_expr.
158 (c_begin_stmt_expr): Push context on label_context_stack.
159 Increment blocked_stmt_expr. Mark labels jumped to from outside
161 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
162 defined in the statement expression and no longer jumpable to.
163 Mark labels jumped to from just outside the statement expression
164 as again definable. Pop context from label_context_stack.
165 * doc/extend.texi (Statement Exprs): Update.
167 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
170 * c-decl.c (start_function): Check for old_decl being
173 2005-03-30 Ian Lance Taylor <ian@airs.com>
175 * final.c (final): Remove prescan parameter. Change all callers.
176 (final_scan_insn): Remove prescan parameter. Change all callers.
178 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
180 * tree-vectorizer.c: Fix comment typos.
182 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
184 * tree-scalar-evolution.c (instantiate_parameters_1): Return
185 as soon as a chrec_dont_know is detected.
187 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
189 Merge from csl-arm-branch.
190 2004-02-12 Mark Mitchell <mark@codesourcery.com>
192 * tlink.c (recompile_files): Do not assume that "rename" can
193 overwrite an existing file.
195 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
197 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
198 * gcc/configure: Regenerate.
200 2005-03-30 Alan Modra <amodra@bigpond.net.au>
202 * doc/install.texi: Update binutils requirement for powerpc*-linux.
204 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
206 * calls.c (struct arg_data): Update "partial" comment.
207 (load_register_parameters): Update "nregs" comment.
209 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
211 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
212 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
213 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
214 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
215 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
216 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
217 than target_flags & 0.
218 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
219 (iq2000_arch, iq2000_parse_cpu): Delete.
220 (TARGET_HANDLE_OPTION): Override default.
221 (iq2000_handle_option): New function.
222 (override_options): Remove -march= and -mcpu= handling.
223 * config/iq2000/iq2000.opt: New file.
225 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
227 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
228 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
229 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
230 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
231 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
232 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
233 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
234 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
235 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
236 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
237 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
238 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
239 (c4x_rpts_cycles_string, c4x_cpu_version_string)
240 (TARGET_OPTIONS): Delete.
241 (c4x_rpts_cycles, c4x_cpu_version): Declare.
242 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
243 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
244 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
245 (c4x_cpu_version_string): Delete.
246 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
247 (c4x_handle_option): New function. Map -m3x and -m4x options to the
248 equivalent -mcpu= option.
249 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
250 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
251 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
252 or clearing the appropriate MASK_* bit.
253 (c4x_file_start): Use c4x_cpu_version.
254 * config/c4x/c4x.opt: New file.
256 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
258 * doc/options.texi: Document the new MaskExists flag.
259 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
260 if the option has the MaskExists flag.
262 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
264 * opt-functions.awk (flag_set_p, test_flag): New functions.
265 (switch_flags): Use them.
266 * opth-gen.awk: Use flag_set_p to check for flags.
267 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
269 2005-03-30 Ian Lance Taylor <ian@airs.com>
271 * config.host (i[34567]86-*-mingw32*): Don't set
272 host_can_use_collect2 to no.
274 2005-03-30 Alan Modra <amodra@bigpond.net.au>
277 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
278 Remove convert_memory_address call duplicating that in memory_address.
280 2005-03-29 Richard Henderson <rth@redhat.com>
283 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
284 (build_compound_literal): Likewise. Propagate decl type into the
286 (finish_decl): Likewise. Use new return value from complete_array_type
287 for zero sized arrays.
288 (complete_array_type): Move ...
289 * c-common.c (complete_array_type): ... here. Change first argument
290 to pointer-to-type-node. Consistently use sizetype for the index
291 except for zero sized arrays. Detect zero sized arrays for pedantic
292 mode diagnostics. Create a new type node instead of modifying the
294 * c-tree.h (complete_array_type): Move decl ...
295 * c-common.h (complete_array_type): ... here.
297 2005-03-29 Richard Henderson <rth@redhat.com>
300 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
302 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
304 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
305 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
306 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
307 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
309 2005-03-29 Eric Christopher <echristo@redhat.com>
311 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
312 truthvalue conversion removal.
314 2005-03-29 Ian Lance Taylor <ian@airs.com>
317 * collect2.c: Never include <vfork.h>.
318 (VFORK_STRING, vfork): Don't define.
319 (pid): Remove global variable.
320 (handler): Call raise instead of kill (getpid(), ...).
321 (collect_wait): Add pex parameter. Change all callers. Use
322 pex_get_status rather than pwait.
323 (do_wait): Add pex parameter. Change all callers.
324 (collect_execute): Return struct pex_obj * rather than void. Use
325 pex routines rather than pexecute.
326 (fork_execute): Get pex_obj from collect_execute, and pass it to
328 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
329 Only declare quit_handler if SIGQUIT is defined.
330 (scan_libraries): Likewise.
331 * collect2.h (collect_execute): Update declaration.
332 (collect_wait): Update declaration.
333 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
334 pass it to collect_wait.
336 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
339 * c-parser.c (c_parser_compound_statement_nostart): Give error
340 message for EOF instead of just setting parser->error.
342 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
344 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
345 (slpeel_update_phi_nodes_for_guard1): New function.
346 (slpeel_update_phi_nodes_for_guard2): New function.
347 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
348 of slpeel_update_phi_nodes_for_guard.
349 (vectorize_loops): Remove call to loop_closed_rewrite.
350 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
353 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
355 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
356 (TARGET_LITTLE_ENDIAN): New macro.
357 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
358 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
359 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
360 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
361 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
362 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
363 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
364 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
365 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
366 (TARGET_OPTIONS): Delete.
367 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
368 (CACHE_FLUSH_TRAP): Turn into an integer.
369 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
370 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
371 -mflush-trap is in use.
372 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
373 (m32r_cache_flush_trap_string): Delete.
374 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
375 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
376 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
377 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
378 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
379 -mmodel= and -msdata= handling from...
380 (m32r_init): ...here.
381 * config/m32r/m32r.opt: New file.
383 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
385 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
386 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
387 * tree-vect-analyze.c (vect_object_analysis): additional parm
388 pass back a "struct ptr_info_def *" with the points-to info.
389 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
390 statement using info returned from vect_object_analysis.
391 * tree-vect-transform.c (update_vuses_to_preheader): New function.
392 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
393 for virtual uses and defs when creating a replacement vector
394 reference. Call duplicate_ssa_name_ptr_info to define points-to
395 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
396 (vectorizable_store): copy_virtual_operands and update
397 definition statements.
398 (vectorizable_load): copy_virtual_operands. Remove call to
399 mark_call_clobbered_vars_to_rename for call to "const" builtin.
400 * tree-vectorizer.c (vectorize_loops): Remove calls to
401 rewrite_into_ssa and bitmap_clear (vars_to_rename).
402 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
403 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
404 define macro STMT_VINFO_PTR_INFO for use in accessing.
405 * tree.h add export of duplicate_ssa_name_ptr_info.
406 * rs6000.c (altivec_init_builtins): Declare builtin function
407 __builtin_altivec_mask_for_load to be "const".
409 2005-03-29 Jakub Jelinek <jakub@redhat.com>
412 * cgraph.h (struct cgraph_varpool_node): Add alias field.
413 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
414 assemble_variable on aliases.
415 * varasm.c (assemble_alias): Set node->alias.
416 * toplev.c (wrapup_global_declarations): Don't call
417 rest_of_decl_compilation on aliases again.
419 2005-03-29 Paul Brook <paul@codesourcery.com>
421 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
422 * config/arm/arm.c (arm_dbx_register_number): New function.
423 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
425 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
428 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
429 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
431 2005-03-29 Dale Johannesen <dalej@apple.com>
433 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
434 $(TREE_H) and $(COVERAGE_H).
435 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
436 * opts.c (common_handle_option): Enable tree-based value transforms.
437 * toplev.c (process_options): Ditto.
438 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
439 refers to references to this type.
440 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
441 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
442 for may_be_more, may_be_less.
443 (rtl_gen_pow2_profiler): Adjust.
444 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
445 (rtl_gen_one_value_profiler): Adjust.
446 (rtl_gen_const_delta_profiler): Adjust.
447 * tree-profile.c (tree_gen_interval_profiler): Implement.
448 (tree_gen_pow2_profiler): Ditto.
449 (tree_gen_one_value_profiler): Ditto.
450 (tree_profiling): New.
451 (pass_tree_profile): Reference it.
452 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
454 (insn_divmod_values_to_profile): Rename to
455 rtl_divmod_values_to_profile. Adjust.
456 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
457 (insn_prefetch_values_to_profile): Adjust.
458 (rtl_value_profile_transformations): Adjust.
459 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
460 (gen_mod_pow2): Rename to rtl_mod_pow2.
461 (gen_mod_subtract): Rename to rtl_mod_subtract.
462 (divmod_fixed_value_transform): Rename to
463 rtl_divmod_fixed_value_transform.
464 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
465 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
466 (rtl_find_values_to_profile): Adjust.
467 (tree_value_profile_transformations): Implement.
468 (tree_divmod_values_to_profile): New.
469 (tree_values_to_profile): New.
470 (tree_divmod_fixed_value): New.
471 (tree_mod_pow2): New.
472 (tree_mod_subtract): New.
473 (tree_divmod_fixed_value_transform): New.
474 (tree_mod_pow2_value_transform): New.
475 (tree_mod_subtract_transform): New.
476 (tree_find_values_to_profile): Implement.
477 * profile.c (instrument_values): Free histograms.
478 (compute_value_histograms): Adjust. Implement tree version.
480 2005-03-29 Uros Bizjak <uros@kss-loka.si>
482 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
483 * config/i386/i386.c (output_fix_trunc): Add new round_mode
484 variable. Output "fldcw" depending on round_mode.
485 * config/i386/i386.md (UNSPEC_FIST): New.
486 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
487 New isns patterns to implement lrint and llrint built-ins as x87
489 (fistdi2, fist<mode>2 splitters): New splitters.
490 (lrint<mode>2): New expanders.
492 2005-03-28 Ian Lance Taylor <ian@airs.com>
494 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
495 0 when calling final_scan_insn.
497 2005-03-28 Jan Hubicka <jh@suse.cz>
500 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
503 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
504 types where possible.
506 2005-03-26 Per Bothner <per@bothner.com>
508 Make -f[no-]show-column also control non-cpp diagnostics.
509 * c.opt (fshow-column): Move option from here ...
510 * common.opt (fshow-column): ... to here.
511 * diagnostic.c (diagnostic_build_prefix): Only print column number
514 2005-03-27 Steven Bosscher <stevenb@suse.de>
516 * vax-protos.h (vax_output_int_move, vax_output_int_add,
517 vax_output_conditional_branch): New prototypes.
518 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
519 extracted from vax.md mov and add patterns.
520 (vax_output_conditional_branch): New function to output conditional
522 * vax.md: Use mode macros for arithmetic and mov patterns.
523 Use code macros for the jump patterns.
525 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
527 * Makefile.in (libbackend.o): Depend on version files;
528 add custom generation command.
530 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
533 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
534 sure that we have a REG before getting its REGNO.
536 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
538 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
539 * builtins.def (BUILT_IN_STRNDUP): New.
541 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
543 PR tree-optimization/20470
544 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
547 2005-03-25 Mike Stump <mrs@apple.com>
549 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
552 2005-03-25 Geoffrey Keating <geoffk@apple.com>
554 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
555 Use our own structure definitions.
557 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
558 (fix_truncdfsi2): Allow registers or memory as destination.
559 When TARGET_PPC_GFXOPT, generate simplified pattern.
560 (fix_truncdfsi2_internal): Use define_insn_and_split.
561 (fix_truncdfsi2_internal_gfxopt): New.
562 (fctiwz): Don't confuse register allocation by giving it no choices.
564 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
565 (EXTRA_MEMORY_CONSTRAINT): Likewise.
566 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
567 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
569 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
571 * dominance.c (free_dominance_info): Speed up by freeing et
572 data structures without maintaining other nodes.
573 * et-forest.c (et_free_tree_force): New.
574 * et-forest.h: Add a prototype for et_free_tree_force.
576 * tree.c (get_set_constructor_bits,
577 get_set_constructor_bytes): Remove.
578 * tree.h: Remove the corresponding prototypes.
580 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
583 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
584 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
585 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
586 PRE_DEC, NEG and NOT.
588 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
590 * fold-const.c: Convert uses of fold (build (...)) to
593 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
595 PR rtl-optimization/20249
596 * cse.c (insert_regs): Do not record equivalence of registers in
599 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
601 * emit-rtl.c (reverse_comparison): Remove.
602 * rtl.h: Remove the corresponding prototype.
604 2005-03-24 James E Wilson <wilson@specifixinc.com>
606 * doc/install.texi (--enable-altivec): Delete docs.
608 2005-03-24 David Edelsohn <edelsohn@gnu.org>
610 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
611 SFmode and DFmode before reload when
612 flag_unsafe_math_optimizations not enabled.
614 2005-03-24 Geoffrey Keating <geoffk@apple.com>
616 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
618 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
619 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
621 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
623 * configure.ac (enable-checking): Add 'runtime' option.
624 * doc/install.texi (enable-checking): Document 'runtime' checking.
625 * tsystem.h (gcc_assert, gcc_unreachable): Define.
626 * config.in: Regenerated.
627 * configure: Regenerated.
629 2005-03-23 Uros Bizjak <uros@kss-loka.si>
631 * optabs.h (enum optab_index): Remove OTI_llrint.
632 (llrint_optab): Remove macro.
633 * optabs.c (init_optabs): Remove llrint_optab initialization.
634 * genopinit.c (optabs): Remove llrint_optab implementation.
635 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
638 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
640 PR rtl-optimization/20532
641 * simplify-rtx.c (simplify_binary_operation_1): Protect from
642 overflow when adding coefficients for PLUS or MINUS.
643 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
646 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
648 * langhooks.h (truthvalue_conversion): Remove.
649 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
650 LANG_HOOKS_TRUTHVALUE_CONVERSION.
651 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
652 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
653 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
655 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
657 * params.def: Fix a typo.
658 * config/mips/mips.c: Follow the spelling convensions.
659 * doc/invoke.texi: Fix typos.
661 2005-03-18 Dale Johannese <dalej@apple.com>
663 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
665 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
667 Fix PR tree-optimization/20601
669 * tree-ssa-pre.c (insert_aux): Add missing condition to
672 2005-03-23 Ian Lance Taylor <ian@airs.com>
674 * final.c (final_scan_insn): Don't remove no-op instructions.
675 * reload1.c (reload): Remove simple no-op instructions even when
678 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
680 PR tree-optimization/20501
681 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
682 reporting that peeling for alignment is applied moved to...
683 * (vect_analyze_data_refs_alignment): Here.
685 2005-03-23 Ian Lance Taylor <ian@airs.com>
687 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
689 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
691 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
692 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
694 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
696 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
697 imply that this is called once, independent of asms in code.
698 Adjust to now being pased output and input lists. Mention helper
699 function decl_overlaps_hard_reg_set_p.
700 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
701 hook_tree_tree_identity and to take three trees, returning third.
702 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
704 * stmt.c: include hard-reg-set.h before tree.h.
705 (decl_overlaps_hard_reg_set_p): New function, broken out from...
706 (decl_conflicts_with_clobbers_p): Call
707 decl_overlaps_hard_reg_set_p.
708 (expand_asm_operands): Pass output and input lists in call to
709 targetm.md_asm_clobbers.
710 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
711 hook_tree_tree_tree_tree_3rd_identity.
712 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
714 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
715 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
716 parameters, first two unused.
717 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
718 parameters. Only add MOF to clobbers if there's no 'h' mentioned
719 in constraint letters and MOF is not mentioned as a asm-declared
720 register in neither of the input and output lists.
722 2005-03-23 DJ Delorie <dj@redhat.com>
724 * optabs.c (expand_binop): Make sure the first subword's result
727 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
729 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
730 Call c_common_truthvalue_conversion rather than
731 lang_hooks.truthvalue_conversion.
732 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
733 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
735 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
736 c_common_truthvalue_conversion.
737 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
738 c_parser_conditional_expression, c_parser_binary_expression): Call
739 c_objc_common_truthvalue_conversion.
740 * c-typeck.c (build_unary_op): Call
741 c_objc_common_truthvalue_conversion.
742 (build_conditional_expr): Do not call
743 lang_hooks.truthvalue_conversion.
744 (build_binary_op): Call c_common_truthvalue_conversion.
745 (c_objc_common_truthvalue_conversion): Moved from
746 c-objc-common.c. Call default_function_array_conversion instead
747 of default_conversion.
749 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
751 * c-common.h (default_conversion): Remove.
752 (perform_integral_promotions): Add.
753 * c-tree.h (default_conversion): Add.
754 * c-typeck.c (perform_integral_promotions): New, split out from
756 * c-common.c (check_case_value): Use perform_integral_promotions,
757 not default_conversion.
758 (c_add_case_label): Don't continue processing case label after
761 2005-03-23 Mark Mitchell <mark@codesourcery.com>
763 * gcc.c (do_spec_1): Do not add a -L path for a directory in
764 the prefix list if we have already added a multilib directory
766 (main): Do not add MD_EXEC_PREFIX to the list of directories to
769 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
771 * reload1.c (indirect_symref_ok, reload_obstack): Make them
773 * reload.h: Remove the prototype for indirect_symref_ok.
775 * reload1.c (indirect_symref_ok): Make it global.
776 * reload.h: Add a prototype for indirect_symref_ok.
778 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
780 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
783 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
785 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
787 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
789 * c-opts.c (c_common_parse_file): Only start/end main source file
790 if debug hooks says the writer wants it.
791 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
793 (xcoff_debug_hooks): Ditto.
794 * debug.c (do_nothing_hooks): Ditto.
795 * debug.h (gcc_debug_hooks): Ditto.
796 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
797 * sdbout.c (sdb_debug_hooks): Ditto.
798 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
800 2005-03-22 Mark Mitchell <mark@codesourcery.com>
802 * doc/extend.texi: Deprecate C++ min/max operators.
804 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
806 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
807 artificial original candidates.
809 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
810 Jan Hubicka <jh@suse.cz>
811 Steven Bosscher <stevenb@suse.de>
813 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
814 call cost based on argument sizes.
815 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
817 * params.def: (max-inline-inssn-single): Set to 450.
818 (max-inline-insns-auto): Set to 90.
819 (max-inline-insns-recursive): Set to 450
820 (max-inline-insns-recursive-auto): Set to 450.
821 (large-function-insns): Set to 2700.
822 (inline-call-cost): New parameter.
823 * tree-inline.c (estimate_move_cost): New function.
824 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
825 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
827 * tree-inline.h (estimate_move_cost): Declare.
828 * invoke.texi: (max-inline-inssn-single): Change default to 450.
829 (max-inline-insns-auto): Change default to 90.
830 (max-inline-insns-recursive): Change default to 450
831 (max-inline-insns-recursive-auto): Change default to 450.
832 (large-function-insns): Change default to 2700.
833 (inline-call-cost): Document new parameter.
835 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
837 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
838 (TARGET_DEFAULT): Delete.
839 * config/i860/i860.opt: New file.
841 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
843 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
844 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
845 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
846 (frv_sched_lookahead): Delete.
847 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
848 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
849 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
850 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
851 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
852 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
853 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
854 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
855 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
856 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
857 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
858 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
859 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
860 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
861 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
862 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
863 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
864 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
865 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
866 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
867 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
868 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
869 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
870 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
871 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
872 (frv_sched_lookahead): Delete.
873 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
874 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
875 (frv_handle_option): New function. Move -mcpu= handling from...
876 (frv_override_options): ...here. Remove handling of other
878 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
879 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
880 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
881 and TARGET_NO_MULTI_CE.
882 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
884 * config/frv/frv.opt: New file.
886 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
888 * fold-const.c (fold_ternary): Take decomposed arguments of
890 (fold): Update a call to fold_ternary.
892 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
893 * tree.h: Add corresponding prototypes.
895 2005-03-22 Jakub Jelinek <jakub@redhat.com>
898 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
899 between jump table and its label.
900 * final.c (shorten_branches): Handle notes in between ADDR_VEC
901 resp. ADDR_DIFF_VEC and the label preceeding it.
902 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
903 is emitted in the right section.
905 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
907 * fold-const.c (fold_unary, fold_binary): Update comments
910 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
912 PR rtl-optimization/20527
913 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
914 REG_INC note, test that the register also isn't mentioned in PRED
917 2005-03-22 Ben Elliston <bje@au.ibm.com>
919 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
922 2005-03-21 Mike Stump <mrs@apple.com>
924 * varasm.c (default_assemble_visibility): Remove extra ().
926 2005-03-21 Roger Sayle <roger@eyesopen.com>
929 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
930 to determine whether a block can be duplicated, rather than test
931 whether the block contains noncopyable insns ourselves.
933 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
935 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
938 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
940 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
942 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
944 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
945 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
946 * config/fr30/fr30.opt: New file.
948 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
950 Fix PR tree-optimization/20542
952 * tree-flow-inline.h (overlap_subvar): Move to here.
953 * tree-ssa-operands.c: From here.
954 * tree-flow.h (overlap_subvar): Declare.
955 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
956 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
957 for variables with subvars.
959 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
962 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
963 * modulo-sched.c (const_iteration_count): Return on NULL
965 (print_node_sched_params): Return on NULL dump_file.
966 (generate_reg_moves): Handle reg-anti dependencies and disregard
967 closing branch when generating register moves.
968 (sms_schedule): Mark the SMSed block dirty.
969 * passes.c (rest_of_handle_sms): Call update_life_info for all
971 * testsuite/gcc.dg/20050321-1.c: New test.
973 2005-03-21 Bob Wilson <bob.wilson@acm.org>
975 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
976 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
977 movqi_internal): Likewise.
979 2005-03-21 Bob Wilson <bob.wilson@acm.org>
981 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
982 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
983 xtensa_b4const): Delete prototypes.
984 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
985 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
986 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
987 xtensa_extra_constraint): New prototypes.
988 (add_operand, arith_operand, nonimmed_operand, mem_operand,
989 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
990 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
991 move_operand, const_float_1_operand, fpmem_offset_operand,
992 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
993 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
994 (xtensa_b4const_or_zero): ...this. Change return type to bool and
995 argument type to HOST_WIDE_INT.
996 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
997 xtensa_mask_immediate): Likewise.
998 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
999 Likewise. Also make these functions static.
1000 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1001 (xtensa_const_ok_for_letter_p): New.
1002 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1003 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1004 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1005 move_operand, const_float_1_operand, fpmem_offset_operand,
1006 branch_operator, ubranch_operator, boolean_operator): Move to
1008 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1009 (xtensa_mem_offset): Change return type to bool.
1010 (xtensa_extra_constraint): New.
1011 (gen_int_relational): Update type of const_range_p function pointer.
1012 Use xtensa_b4const_or_zero.
1013 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1014 xtensa_const_ok_for_letter_p. Update comments.
1015 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1016 (PREDICATE_CODES): Delete.
1017 * config/xtensa/xtensa.md: Include predicates.md.
1018 * config/xtensa/predicates.md: New file.
1020 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1022 * config/v850/v850-protos.h: Remove the prototypes for
1023 reg_or_int9_operand, reg_or_const_operand,
1024 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1025 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1026 movsi_source_operand, power_of_two_operand,
1027 not_power_of_two_operand, special_symbolref_operand,
1028 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1029 register_is_ok_for_epilogue.
1030 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1031 reg_or_int9_operand, reg_or_const_operand,
1032 call_address_operand, special_symbolref_operand,
1033 movsi_source_operand, power_of_two_operand,
1034 not_power_of_two_operand, register_is_ok_for_epilogue,
1035 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1036 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1038 * config/v850/v850.h (PREDICATE_CODES): Remove.
1039 * config/v850/v850.md: Include predicates.md.
1040 * config/v850/predicates.md: New.
1042 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1044 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1045 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1046 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1047 (itoolsdir, itoolsdatadir): Move definition above new first use.
1048 (install-itoolsdirs): New rule.
1049 (install-mkheaders): Depend on install-itoolsdirs, not
1050 install-include-dir.
1052 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1054 * tree-into-ssa.c: Remove obsolete comments.
1056 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1058 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1059 unrolling if -fpeel-loops is specified, too.
1060 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1061 Remove superfluous check for flag_unroll_loops.
1063 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1065 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1066 (lrint_optab, llrint_optab): Define corresponding macros.
1067 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1068 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1069 pattern and llrint_optab using llrintdi2 patterns.
1070 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1071 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1072 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1073 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1074 flag_unsafe_math_optimizations is set.
1076 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1078 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1079 simplify_logical, if_then_else_cond, known_cond,
1080 simplify_comparison): Adjust calls to reverse_comparison.
1081 Don't use combine_reversed_comparison_code).
1082 (combine_reversed_comparison_code): Remove.
1083 (reversed_comparison): Using reversed_comparison_code, move it...
1084 * jump.c (reversed_comparison): ... here.
1085 * rtl.h (reversed_comparison): Add prototype.
1087 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1089 * builtins.c (fold_builtin): Take decomposed arguments of
1091 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1092 * gimplify.c (gimplify_call_expr): Likewise.
1093 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1094 * tree.h: Update the prototype of fold_builtin.
1096 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1098 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1099 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1100 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1101 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1102 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1104 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1106 * builtins.c (fold_builtin_1): Take decomposed arguments of
1108 (fold_builtin): Update a call to fold_builtin_1.
1110 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1113 * gcov.c (output_lines): Only output function block summary when
1114 outputting branch information.
1115 * doc/gcov.texi: Document format of preamble and additional block
1118 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1120 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1121 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1122 the defaults false if BITS_PER_UNIT != 8.
1123 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1124 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1125 than BITS_PER_UNIT != 8.
1126 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1127 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1128 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1130 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1131 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1133 2005-03-20 Roger Sayle <roger@eyesopen.com>
1136 * fold-const.c (fold_binary): Fix type mismatch between
1137 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1138 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1139 for non-truth-valued expressions.
1141 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1142 and FUNCTION_DECL in the main switch.
1143 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1144 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1145 we also need to convert their operands to match.
1146 <TRUTH_NOT_EXPR>: Likewise.
1148 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1150 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1151 diagnostic without checking whether an lvalue.
1152 * c-common.h (lvalue_p): Remove.
1153 (enum lvalue_use): Update comment.
1154 (lvalue_or_else): Replace by lvalue_error.
1155 * c-typeck.c (lvalue_p): Make static.
1156 (lvalue_or_else): New. Call lvalue_error.
1158 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1160 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1161 (function_arg_advance): Use rs6000_parm_start.
1162 (function_arg, rs6000_arg_partial_bytes): Likewise.
1164 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1166 * c-common.c (check_case_value): Adjust comment about stripping
1168 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1169 * c-typeck.c (default_conversion, convert_arguments,
1170 build_modify_expr, convert_for_assignment, store_init_value,
1171 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1172 manually. Remove inaccurate comments.
1174 2005-03-20 Roger Sayle <roger@eyesopen.com>
1175 Joseph S. Myers <joseph@codesourcery.com>
1177 * varasm.c (do_assemble_alias): Restore comment describing function.
1178 Annotate the target parameter as potentially unused.
1180 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1183 * config/avr/avr.c (avr_output_function_prologue): Do not use
1184 current_function_name() in a label, use a local label instead.
1186 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1188 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1189 flag_finite_math_only, not flag_unsafe_math_optimizations.
1191 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1193 * builtins.c (fold_builtin_1): Update a call to
1194 targetm.fold_builtin.
1195 * hooks.c (hook_tree_tree_bool_null): Rename to
1196 hook_tree_tree_tree_bool_null. Take one more argument of type
1198 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1199 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1200 hook_tree_tree_tree_bool_null.
1201 * target.h (gcc_target): Update the prototype of fold_builtin.
1202 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1203 arguments of CALL_EXPR.
1204 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1207 2005-03-20 Jan Hubicka <jh@suse.cz>
1209 * cgraph.h (cgraph_node): Add prev_clone pointer.
1210 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1211 (cgraph_clone_node): Produce doubly linked chain.
1213 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1215 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1216 get_nonnull_operand, handle_sentinel_attribute,
1217 check_function_arguments_recurse): Do not strip NOPS from
1219 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1221 * c-format.c (get_constant): Likewise.
1222 * c-parser.c (c_parser_postfix_expression): Likewise.
1223 * c-typeck.c (set_init_index): Likewise.
1224 (convert_arguments): Don't check for NOP_EXPR containing integer
1227 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1229 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1230 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1231 Take decomposed arguments of CALL_EXPR.
1232 (fold_builtin_1): Update calls to the functions mentioned
1235 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1237 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1238 width to have integer type.
1239 (build_enumerator): Require enumerator value to have integer type.
1241 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1243 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1246 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1248 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1249 std=iso9899:199x): Correct descriptions.
1251 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1253 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1256 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1258 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1260 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1261 fold_builtin_memcpy.
1263 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1264 arguments of CALL_EXPR.
1265 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1266 fold_builtin_found, fold_builtin_1): Update calls to
1267 fold_trunc_transparent_mathfn.
1269 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1272 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1273 function pointers on targets that require function pointer
1275 (fold_sign_changed_comparison): Likewise.
1277 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1279 * combine.c (try_combine): When changing the mode of a hard reg, make
1280 sure that doing so is valid.
1282 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1284 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1285 (TARGET_HANDLE_OPTION): Override default.
1286 (avr_handle_option): New function.
1287 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1288 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1289 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1290 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1291 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1292 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1293 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1294 (TARGET_OPTIONS): Delete.
1295 * config/avr/avr.opt: New file.
1297 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1299 * config/m32r/m32r-protos.h: Remove the prototypes for
1300 call_address_operand, symbolic_operand, seth_add3_operand,
1301 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1302 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1303 two_insn_const_operand, move_src_operand,
1304 move_double_src_operand, move_dest_operand,
1305 eqne_comparison_operator, signed_comparison_operator,
1306 large_insn_p, conditional_move_operand, carry_compare_operand,
1307 m32r_block_immediate_operand, extend_operand,
1308 reg_or_eq_int16_operand, int8_operand, and
1309 reg_or_zero_operand.
1310 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1311 seth_add3_operand, int8_operand, cmp_int16_operand,
1312 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1313 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1314 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1315 move_double_src_operand, move_dest_operand,
1316 eqne_comparison_operator, signed_comparison_operator,
1317 extend_operand, small_insn_p, large_insn_p,
1318 conditional_move_operand, carry_compare_operand,
1319 m32r_block_immediate_operand): Move to predicates.md.
1320 (MAX_MOVE_BYTES): Move to m32r.h.
1321 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1322 * config/m32r/m32r.md: Include predicates.md.
1323 * config/m32r/predicates.md: New.
1325 2005-03-18 James E Wilson <wilson@specifixinc.com>
1328 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1331 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1333 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1334 call_address_operand, const_8bit_operand.
1335 * config/mn10300/mn10300.c (call_address_operand,
1336 const_8bit_operand, const_1f_operand): Move to predicates.md.
1337 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1338 * config/mn10300/mn10300.md: Include predicates.md.
1339 * config/mn10300/predicates.md: New.
1341 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1343 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1344 declarations in diagnostics and %E for identifiers, not %s.
1346 2005-03-18 Jan Hubicka <jh@suse.cz>
1347 Dale Johannesen <dalej@apple.com>
1349 * basic-block.h (scale_bbs_frequencies_int,
1350 scale_bbs_frequencies_gcov_type): Declare.
1351 * cfg.c (RDIV): New macro.
1352 (update_bb_frequency_for_threading): Fix.
1353 * basic-block.h (scale_bbs_frequencies_int,
1354 scale_bbs_frequencies_gcov_type): New.
1355 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1356 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1357 scale_bbs_frequencies_int.
1358 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1360 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1362 * config/m32r/m32r-protos.h: Remove the prototypes for
1363 call_address_operand, symbolic_operand, seth_add3_operand,
1364 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1365 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1366 two_insn_const_operand, move_src_operand,
1367 move_double_src_operand, move_dest_operand,
1368 eqne_comparison_operator, signed_comparison_operator,
1369 large_insn_p, conditional_move_operand, carry_compare_operand,
1370 m32r_block_immediate_operand, extend_operand,
1371 reg_or_eq_int16_operand, int8_operand, and
1372 reg_or_zero_operand.
1373 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1374 seth_add3_operand, int8_operand, cmp_int16_operand,
1375 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1376 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1377 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1378 move_double_src_operand, move_dest_operand,
1379 eqne_comparison_operator, signed_comparison_operator,
1380 extend_operand, small_insn_p, large_insn_p,
1381 conditional_move_operand, carry_compare_operand,
1382 m32r_block_immediate_operand): Move to predicates.md.
1383 (MAX_MOVE_BYTES): Move to m32r.h.
1384 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1385 * config/m32r/m32r.md: Include predicates.md.
1386 * config/m32r/predicates.md: New.
1388 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1390 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1391 symbolic_operand, symbolic_memory_operand,
1392 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1393 indexed_memory_operand, move_dest_operand, move_src_operand,
1394 prefetch_cc_operand, prefetch_nocc_operand,
1395 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1396 arith_operand, arith11_operand, pre_cint_operand,
1397 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1398 ireg_operand, int5_operand, uint5_operand, int11_operand,
1399 uint32_operand, arith5_operand, and_operand, ior_operand,
1400 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1401 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1402 shadd_operand, movb_comparison_operator,
1403 cmpib_comparison_operator): Move to predicates.md.
1404 (magic_milli, shadd_constant_p): Make it extern.
1405 * config/pa/pa.h (PREDICATE_CODES): Remove.
1406 * config/pa/pa.md: Include predicates.md.
1407 * config/pa/predicates.md: New.
1409 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1412 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1414 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1415 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1416 config/alpha/freebsd.h, config/alpha/linux.h,
1417 config/alpha/netbsd.h, config/alpha/osf5.h,
1418 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1419 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1420 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1421 doc/cppopts.texi: Update copyright.
1423 2005-03-18 Jan Hubicka <jh@suse.cz>
1426 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1428 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1431 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1433 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1436 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1438 * combine.c (gen_binary): Remove.
1439 (known_cond, simplify_shift_const, find_split_point,
1440 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1441 simplify_logical, expand_field_assignment, extract_left_shift,
1442 force_to_mode, if_then_else_cond, apply_distributive_law,
1443 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1444 simplify_comparison, reversed_comparison): Replace with
1445 simplify_gen_binary, simplify_gen_relational or
1446 distribute_and_simplify_rtx.
1447 (distribute_and_simplify_rtx): New function.
1449 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1450 Paolo Bonzini <gcc.gnu.org>
1452 * calls.c (setjmp_call_p, special_function_p): Update comments
1453 at the head of the functions.
1455 2005-03-18 Jan Hubicka <jh@suse.cz>
1457 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1459 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1460 function body should be released; do not proactively release function
1461 bodies in non-unit-at-a-time mode.
1463 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1465 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1466 mno-fp-ret-in-387 multilib variants.
1468 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1470 * common.opt (m): Remove.
1471 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1473 (common_handle_option): Remove OPT_m case.
1475 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1477 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1479 (fold_builtin_1): Update a call to fold_builtin_bitop.
1481 * builtins.c (fold_builtin_signbit): Take decomposed arguments
1483 (fold_builtin_1): Update a call to fold_builtin_signbit.
1485 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
1487 PR tree-optimization/20474
1488 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1489 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
1491 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1493 * config/h8300/h8300-protos.h: Remove prototypes for
1494 general_operand_src, general_operand_dst, single_one_operand,
1495 single_zero_operand, call_insn_operand,
1496 two_insn_adds_subs_operand, small_call_insn_operand,
1497 jump_address_operand, bit_operand, bit_memory_operand,
1498 stack_pointer_operand, const_int_gt_2_operand,
1499 const_int_ge_8_operand, const_int_qi_operand,
1500 const_int_hi_operand, incdec_operand, bit_operator,
1501 nshift_operator, eqne_operator, gtle_operator,
1502 gtuleu_operator, iorxor_operator.
1503 Add prototypes for h8sx_shift_type h8sx_classify_shift and
1504 h8300_ldm_stm_parallel.
1505 * config/h8300/h8300.c (h8sx_shift_type,): Move to
1507 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
1508 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
1509 (h8300_ldm_stm_parallel): Make it extern.
1510 (h8300_ldm_parallel, h8300_stm_parallel,
1511 h8300_return_parallel, general_operand_src,
1512 general_operand_dst, h8300_dst_operand, h8300_src_operand,
1513 nibble_operand, reg_or_nibble_operand, single_one_operand,
1514 single_zero_operand, call_insn_operand,
1515 two_insn_adds_subs_operand, small_call_insn_operand,
1516 jump_address_operand, bit_operand, bit_memory_operand,
1517 stack_pointer_operand, const_int_gt_2_operand,
1518 const_int_ge_8_operand, const_int_qi_operand,
1519 const_int_hi_operand, incdec_operand, eqne_operator,
1520 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
1521 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
1522 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
1523 nshift_operator): Move to predicates.md.
1524 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
1525 * config/h8300/h8300.md: Include predicates.md.
1526 * config/h8300/predicates.md: New.
1528 2005-03-17 Richard Henderson <rth@redhat.com>
1530 * config.gcc (ia64*-*-hpux*): Add extra_options.
1531 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
1532 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1533 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
1534 (ia64_tls_size_string, ia64_tune_string): Remove.
1535 (ia64_tune): Init to PROCESSOR_ITANIUM2.
1536 (TARGET_DEFAULT_TARGET_FLAGS): New.
1537 (TARGET_HANDLE_OPTION): New.
1538 (ia64_override_options): Move options parsing ...
1539 (ia64_handle_option): ... here. New.
1540 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
1541 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
1542 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
1543 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
1544 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
1545 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
1546 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
1547 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
1548 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
1549 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
1550 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
1551 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
1552 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
1553 TARGET_EARLY_STOP_BITS): Remove.
1554 (TARGET_ILP32): Default false.
1555 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
1556 (enum ia64_inline_type): New.
1557 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1558 * config/ia64/ia64.md: Update for new definitions of
1559 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
1560 * config/ia64/ia64.opt: New file.
1561 * config/ia64/ilp32.opt: New file.
1563 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
1566 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1568 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1570 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1571 instead of MASK_H8300S.
1572 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1573 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1574 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1575 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1576 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1577 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1578 TARGET_SWITCHES): Remove.
1579 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1581 * config/h8300/h8300.opt: New.
1583 * config/alpha/alpha.opt, config/arc/arc.opt,
1584 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1587 2005-03-17 Ian Lance Taylor <ian@airs.com>
1591 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
1593 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
1594 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1595 (TARGET_HANDLE_OPTION): Override default.
1596 (arc_handle_option): New function.
1597 (arc_init): Remove code to set arch_cpu_string.
1598 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1599 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1600 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1601 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1602 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1603 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1604 (arc_rodata_string, TARGET_OPTIONS): Delete.
1605 * config/arc/arc.opt: New file.
1607 2005-03-17 Richard Henderson <rth@redhat.com>
1609 * doc/extend.texi (Weak Pragmas): New section.
1610 (attribute alias): Clarify that target must be in the same
1613 2005-03-17 Richard Henderson <rth@redhat.com>
1615 * config/alpha/alpha.opt: New file.
1616 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1618 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1619 alpha_fprm_string, alpha_fptm_string): Make static.
1620 (alpha_tls_size_string): Remove.
1621 (alpha_handle_option): New.
1622 (override_options): Update for alpha_cpu/alpha_tune split.
1623 (alpha_file_start): Likewise.
1624 (TARGET_DEFAULT_TARGET_FLAGS): New.
1625 (TARGET_HANDLE_OPTION): New.
1626 * config/alpha/alpha.h (alpha_tune): Declare.
1627 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1628 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1629 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1630 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1631 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1632 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1633 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1634 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1635 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1636 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1637 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1638 (TARGET_DEFAULT): Remove MASK_FP.
1639 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1640 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1641 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1642 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1643 alpha_tls_size_string): Remove.
1644 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1645 (attribute tune): Rename from attribute cpu.
1646 * config/alpha/ev4.md: Update to match.
1647 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1648 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1649 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1650 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1651 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1652 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1654 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1656 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1657 and return without creating new state if before_nops_num is nonzero.
1658 * config/ia64/ia64.md (first_insn): New attribute.
1659 (alloc): Set it to yes.
1661 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1663 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1664 STMT_VINFO_SUBVARS to NULL.
1665 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1667 2005-03-16 Dale Johannesen <dalej@apple.com>
1669 * rtlanal.c (find_first_parameter_load): Rewrite to
1670 return actual first param load or the call if none,
1671 instead of first in block, when not all loads exist.
1673 2005-03-16 Roger Sayle <roger@eyesopen.com>
1675 * optabs.c (expand_copysign_absneg): Make static.
1676 * optabs.h (expand_copysign_absneg): Delete prototype.
1677 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1679 2005-03-16 Richard Henderson <rth@redhat.com>
1682 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1683 (alias_pairs): Rename from output_defs.
1684 (find_decl_and_mark_needed): Split out from assemble_alias.
1685 (do_assemble_alias): New.
1686 (assemble_output_def): Remove.
1687 (finish_aliases_1, finish_aliases_2): New.
1688 (process_pending_assemble_output_defs): Remove.
1689 (assemble_alias): Defer aliases for which we don't yet have a
1690 non-external decl for the target symbol.
1691 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1692 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1693 * toplev.c (compile_file): Use finish_aliases_2 instead of
1694 process_pending_assemble_output_defs.
1695 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1696 (process_pending_assemble_output_defs): Remove.
1698 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1700 Fix PR tree-optimization/20489
1702 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1703 for empty structures.
1705 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1707 Fix PR tree-optimization/20490
1709 * tree-ssa-pre.c (create_expression_by_pieces): Use
1710 force_gimple_operand on result of fold.
1712 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1714 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1715 of closing parenthesis.
1717 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1719 * builtins.c (expand_movstr): Update a call to
1720 fold_builtin_strcpy.
1721 (expand_builtin_strncpy): Update a call to
1722 fold_builtin_strncpy.
1723 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1724 arguments of CALL_EXPR.
1725 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1726 fold_builtin_strncpy.
1727 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1728 * tree.h: Update the prototypes of fold_builtin_strcpy and
1729 fold_builtin_strncpy.
1731 2005-03-16 Steven Bosscher <stevenb@suse.de>
1732 Dorit Naishlos <dorit@il.ibm.com>
1734 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1735 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1738 2005-03-16 Steven Bosscher <stevenb@suse.de>
1740 * tree-inline.c (walk_type_fields, walk_tree,
1741 walk_tree_without_duplicates): Move from here...
1742 * tree.c: ...to here.
1744 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1746 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1747 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1748 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1749 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1750 (version): Define using $(BASEVER_c).
1751 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1753 (version.o): Depend on version files; add custom generation command.
1754 (prefix.o): Define BASEVER on command line.
1755 (s-iov): Depend on version files; adjust command.
1756 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1758 (gcc-vers.texi): New rule.
1759 (doc/%.info, doc/%.dvi): Add -I . to command line.
1760 (doc/gccinstall.dvi): Likewise.
1761 (PACKAGE): Delete. All uses replaced with "gcc".
1762 * aclocal.m4: Do not include gcc-version.m4.
1763 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1764 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1765 Set is_release based on contents of DEV-PHASE.
1766 Set gcc_version based on contents of BASE-VER.
1767 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1768 * config.in, configure: Regenerate.
1769 * gccbug.in: Determine version of GCC in use at runtime.
1770 * gcov-iov.c: Get version number and development phase from
1771 command line, not by including version.c.
1772 * intl.c: Replace all uses of PACKAGE with "gcc".
1773 * libada-mk.in: Delete unused "gcc_version" variable.
1774 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1775 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1776 commentary to match.
1777 (version_string): Put together from pieces.
1778 * config/alpha/x-vms: Do not use $(gcc_version).
1779 * config/i386/t-nwld: Likewise.
1780 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1781 version-GCC and DEVELOPMENT.
1783 2005-03-15 Roger Sayle <roger@eyesopen.com>
1785 PR tree-optimization/17454
1786 * tree.c (tree_size): Add case for TREE_BINFO.
1787 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1788 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1790 2005-03-15 Roger Sayle <roger@eyesopen.com>
1792 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1793 op1 whilst expanding the signed widenening multiply variant.
1795 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1797 * toplev.c (display_target_options): Avoid unused variable warning if
1798 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1799 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1800 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1801 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1802 (mips_isa_info): New variable.
1803 (mips_parse_cpu): Remove the first argument and leave the caller
1805 (TARGET_HANDLE_OPTION): Override default.
1806 (mips_handle_option): New function. Move option validation code from...
1807 (override_options): ...here. Update calls to mips_parse_cpu.
1808 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1809 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1810 (SUBTARGET_TARGET_OPTIONS): Delete.
1811 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1812 (mno-flush-func, mtune=): New options.
1814 2005-03-15 Roger Sayle <roger@eyesopen.com>
1815 Richard Henderson <rth@redhat.com>
1817 * real.c (c4x_single_format, c4x_extended_format): Provide values
1818 for signbit_ro for c4x's single and extended floating point formats.
1819 * optabs.c (expand_copysign): Use the floating point format's
1820 signbit_ro for expanding via expand_copysign_absneg, and it's
1821 signbit_rw field for expanding via expand_copysign_bit.
1823 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1825 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1826 known_alignment_for_access_p.
1827 (known_alignment_for_access_p): New.
1828 (do_peeling_for_alignment): Field made int instead of bool and renamed
1829 to peeling_for_alignment.
1830 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1831 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1832 functionality used to be in vect_analyze_operations.
1833 (vect_analyze_operations): Code to determine vectorization factor was
1834 moved to vect_determine_vectorization_factor.
1835 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1836 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1838 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1839 be part of vect_analyze_operations).
1840 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1841 creating the guard condition, as the number of iterations may be
1843 (slpeel_tree_peel_loop_to_edge): Use new name of
1844 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1845 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1846 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1847 (vect_do_peeling_for_alignment): Use fold.
1848 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1850 (vect_update_inits_of_dr): Renamed to
1851 vect_update_init_of_dr.
1852 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1853 (vectorizable_store): Fix assertion to use == instead of =.
1855 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1857 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1858 call_used_regs for wCG registers.
1860 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1862 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1863 for non-offsettable memory references to cope with outstanding reload
1864 replacements, take 2.
1866 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1869 * config/i386/i386.h (x86_fisttp): New.
1870 (TARGET_FISTTP): New macro.
1871 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1872 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1873 instruction when fisttp flag is set.
1874 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1876 * config/i386/i386.md (type attribute): Add fisttp.
1877 (unit attribute): Set to i387 for fisttp type.
1878 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1879 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1881 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1882 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1884 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1885 patterns for TARGET_FISTTP. Enable patterns for
1886 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1887 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1888 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1889 implement fisttp x87 insn.
1890 (fix_trunc*_i387_fisttp splitters): New patterns.
1891 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1892 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1893 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1895 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1896 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1897 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1898 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1899 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1900 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1901 Disable patterns for TARGET_FISTTP.
1902 (fix_trunc*_i387 splitters): Implement usign mode macros.
1903 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1904 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1905 (fix_trunx*_sse peephole2s): Implement using mode macros.
1907 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1909 PR rtl-optimization/20291
1910 * combine.c (try_combine): If splitting fails, re-try with
1911 original combined pattern, i.e. before clobber stripping.
1913 2005-03-14 Eric Christopher <echristo@redhat.com>
1915 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1916 STACK_GROWS_DOWNWARD.
1918 2005-03-14 Roger Sayle <roger@eyesopen.com>
1920 * real.h (struct real_format): Split the signbit field into two
1921 two fields, signbit_ro and signbit_rw.
1922 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1923 mips_double_format, ieee_extended_motorola_format,
1924 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1925 ieee_extended_intel_128_format, ibm_extended_format,
1926 mips_extended_format, ieee_quad_format, mips_quad_format,
1927 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1928 i370_double_format, c4x_single_format, c4x_extended_format,
1929 real_internal_format): Update initializers for new field.
1930 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1931 real_format structure.
1932 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1933 field of the real_format structure.
1935 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1937 Fix PR tree-optimization/20458
1939 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1940 DECL_EXTERNAL on STRUCT_FIELD tags.
1941 (clear_call_clobbered): Ditto.
1942 * tree-ssa-operands.c (note_addressable): Make sure the original
1943 variable doesn't slip into the addressable list if we have
1945 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1948 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1950 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1951 (-fwide-exec-charset): Likewise.
1952 (-finput-charset): Likewise.
1953 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1954 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1955 * c.opt (Wnormalized): New.
1957 2005-03-14 Devang Patel <dpatel@apple.com>
1959 * doc/invoke.texi: Add reference to Visibility document.
1961 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1963 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1964 MASK_SPLIT_ADDRESSES.
1965 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1966 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1967 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1968 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1969 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1970 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1971 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1972 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1973 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1974 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1975 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1976 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1977 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1978 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1979 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1980 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1981 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1982 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1983 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1984 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1985 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1986 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1987 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1988 (TARGET_EXPLICIT_RELOCS): Delete.
1989 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1990 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1991 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1992 (override_options): Set MASK_LONG64 if -mint64 is given and no
1993 -mlongXX option is. Complain about -mint64 -mlong32.
1994 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1995 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1996 * config/mips/mips.opt: New file.
1998 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2000 * config.gcc (extra_options): New variable for listing option files.
2001 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2002 * configure.ac (extra_opt_files): New AC_SUBST variable.
2003 (tm_file_list, tm_include_list): Include options.h first.
2004 * configure: Regenerate.
2005 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2006 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2007 (s-options-h): New rule.
2008 (options.h): Depend on it.
2009 (TEXI_GCCINT_FILES): Add options.texi.
2010 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2011 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2012 * target.h (gcc_target): Add default_target_flags and handle_option.
2013 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2014 (TARGET_HANDLE_OPTION): New macros.
2015 (TARGET_INITIALIZER): Include them.
2016 * opt-functions.awk (opt_args, nth_arg): New functions.
2017 (switch_flags): Handle the "Target" flag.
2019 (var_name): Use opt_args and nth_arg.
2020 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2021 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2022 macros for the "Mask" and "InverseMask" options.
2023 * opts.h (cl_var_cond): New enum.
2024 (cl_option): Replace the "has_set_value" and "set_value" fields with
2025 "var_cond" and "var_value".
2026 (CL_TARGET): New macro.
2027 (option_enabled, print_filtered_help): Declare.
2028 (decode_options): Move definition.
2029 * opts.c (handle_option): Search for the original option before
2030 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2031 var_cond and var_value fields. Use targetm.handle_option to handle
2033 (decode_options): Set target_flags to targetm.default_target_flags.
2034 (print_filtered_help): Make global. Handle CL_TARGET.
2035 (option_enabled): New function.
2036 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2037 (display_target_options, set_target_switch, print_switch_values)
2038 (default_pch_valid_p): Guard uses of target_switches with
2039 #ifdef TARGET_SWITCHES. Also...
2040 (display_target_options): Display the CL_TARGET entries in cl_options.
2041 (set_target_option): Don't complain about the "" option when
2042 TARGET_SWITCHES is undefined.
2043 (print_switch_values): Use option_enabled.
2044 (default_pch_valid_p): Check cl_options[] when looking for something
2045 that has changed the value of target_flags.
2046 * c.opt: Remove documentation from top of file.
2047 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2048 * doc/sourecebuild.texi: Refer to the new options documentation
2049 instead of c.opt. Document machine-specific .opt files.
2050 * doc/tm.texi (target_flags): Say that this variable is declared
2052 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2053 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2055 * doc/options.texi: New file.
2057 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2060 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2063 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2066 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2067 temporary variable of pointer type if an lvalues is required.
2068 (gimplify_modify_expr_rhs): Request an rvalue from it.
2069 (gimplify_expr): Pass fallback on.
2071 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2073 * cfgbuild.c: Update comments.
2075 2005-03-14 Roger Sayle <roger@eyesopen.com>
2077 PR rtl-optimization/17236
2078 * optabs.c (expand_doubleword_mult): New helper function split out
2079 from expand_binop. Permute the order in which instructions are
2080 emitted to minimize the number of simultaneously live registers.
2081 (expand_binop): Call expand_doubleword_mult to synthesize a double
2082 word multiplication.
2084 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2086 * basic-block.h: Update the prototypes of cached_make_edge and
2088 * cfg.c (cached_make_edge): Take edge_cache representing one
2089 row of the adjacency matrix of edges.
2090 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2091 (make_edges): Initialize edge_cache to represent one row of
2092 the adjacency matrix of edges.
2094 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2096 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2098 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2099 Remove unused removed_phis variable.
2100 (conditional_replacement): Use build1/build2.
2101 (abs_replacement): Use last_and_only_stmt and build1/build2.
2103 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2105 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2106 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2107 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2108 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2109 * c-common.c (handle_novops_attribute): New function.
2110 (c_common_attribute_table): Add "no vops" entry.
2111 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2112 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2113 * tree-ssa-operands.c (get_call_expr_operands): Do not
2114 create virtual operands for calls with ECF_NOVOPS flag.
2115 * tree.h (DECL_IS_NOVOPS): New macro.
2116 (struct tree_decl): Add novops_flag.
2117 (ECF_NOVOPS): New constant.
2119 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2122 * config/i386/i386.c (x86_use_himode_fiop): New.
2123 (x86_use_simode_fiop): Rename from x86_use_fiop.
2124 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2125 (TARGET_USE_HIMODE_FIOP): New.
2126 (x86_use_simode_fiop): Rename from x86_use_fiop.
2127 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2129 * config/i386/i386.md (X87MODEI12): New mode macro define.
2130 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2131 to implement x87 FP compare with HImode input operands.
2132 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2133 Use X87MODEI12 mode macro to handle HImode input operands.
2134 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2135 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2136 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2137 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2138 macro to implement x87 operators with HImode input operands.
2139 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2142 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2144 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2146 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2147 constants invariant.
2149 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2151 * basic-block.h (BB_VISITED): Removed.
2152 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2154 2005-03-14 Falk Hueffner <falk@debian.org>
2157 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2159 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2161 * ggc-zone.c: Fix comment typos.
2163 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2164 stringpool.c, config/mips/mips-protos.h: Update copyright.
2166 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2168 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2169 throughout with its typedef, "rtx".
2170 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2171 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2172 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2173 regs in comment to match code.
2175 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2177 * except.c (check_handled): Make it static.
2178 * except.h: Remove the corresponding prototype.
2180 * function.c (get_func_frame_size): Make it static.
2181 * function.h: Remove the corresponding type.
2183 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2185 * hard-reg-set.h: Remove the corresponding declarations.
2187 * tree-cfg.c (verify_stmts): Check that
2188 bb_for_stmt (stmt) == bb for every PHI node and statement.
2190 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2192 * config.gcc: Remove excess indentation.
2193 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2195 2005-03-13 Roger Sayle <roger@eyesopen.com>
2198 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2199 * fold-const.c (fold_sign_changed_comparison): Likewise.
2200 (fold_binary): Optimize comparisons against widened operands if
2201 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2203 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2205 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2206 (sparc_override_options): Initialize it.
2207 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2209 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2211 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2212 (reg_or_none500mem_operand): New predicate.
2213 (zero_reg_mem_operand): New predicate.
2214 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2215 to reg_or_none500mem_operand.
2216 (extendsfdf2_fpr): Add MEM alternative.
2217 (extenddftf2_internal): Change operand2 predicate to
2218 zero_reg_mem_operand.
2220 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2222 * ggc-zone.c: Rewritten.
2224 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2226 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2227 * config.in: Regenerated.
2228 * configure: Regenerated.
2229 * gengtype.c (write_types_process_field, write_func_for_structure):
2230 Pass new argument to gt_pch_note_object.
2231 * ggc-common.c (struct ptr_data): Add TYPE.
2232 (gt_pch_note_object): Take TYPE argument and save it.
2233 (call_count): Update call to ggc_pch_count_object.
2234 (call_alloc): Update call to ggc_pch_alloc_object.
2235 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2237 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2238 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2239 (ggc_alloc_zone_stat): Delete.
2240 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2241 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2242 (ggc_pch_alloc_object): Update prototypes.
2243 (garbage_zone): Delete.
2244 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2245 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2247 (tree_id_zone): New variable.
2248 (ggc_alloc_cleared_zone): Remove unused.
2249 (ggc_alloc_zone): Define.
2250 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2251 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2252 ggc_alloc_zone_stat.
2253 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2254 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2255 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2256 (make_node_stat): Likewise. Use tree_id_zone.
2258 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2259 Joseph S. Myers <joseph@codesourcery.com>
2261 * configure.ac: Check for MIPS TLS.
2262 * configure: Regenerated.
2263 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2264 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2265 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2266 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2267 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2268 (mips_classify_symbol, mips_symbolic_constant_p)
2269 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2270 (mips_tls_operand_p, mips_call_tls_get_addr)
2271 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2272 (mips_tls_symbol_ref_1): New functions.
2273 (mips_legitimize_address, mips_legitimize_const_move): Call
2274 mips_legitimize_tls_address.
2275 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2277 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2278 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2279 (mips_char_to_class): Document V1_REG.
2280 (HAVE_AS_TLS): Provide default.
2281 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2283 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2285 (tls_get_tp_<mode>): New instruction.
2287 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2289 * configure.ac: Update checks for target tools.
2290 * configure: Regenerated.
2292 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2294 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2296 2005-03-13 Roger Sayle <roger@eyesopen.com>
2298 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2299 more classes of DImode multiplication by constant. Allow both
2300 multiplication by small negative constants (by performing a
2301 multiplication by a positive constant and negating the result) and
2302 multiplications by large powers of two, by using a left shift.
2304 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2306 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2307 of basic blocks into work_stack.
2309 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2310 config/mips/vr.h: Update copyright.
2312 * c-decl.c (c_init_decl_processing): Remove useless calls to
2313 build_function_type.
2315 * builtins.c (fold_trunc_transparent_mathfn,
2316 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2317 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2318 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2319 fold_builtin_strcpy, fold_builtin_strncpy,
2320 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2323 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2326 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2327 variable determinant.
2329 * tree-cfg.c (group_case_labels): Remove local variable type.
2331 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2334 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2337 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2340 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2341 (*movmemqi_insn): Delete.
2342 (*movmemhi): Delete.
2344 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2346 * builtins.c (fold_builtin_classify): Take decomposed
2347 arguments of CALL_EXPR.
2348 (fold_builtin_1): Update a call to fold_builtin_classify.
2350 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2353 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2354 through into call to parser_xref_tag after parse error.
2355 (c_parser_struct_declaration): Consistently return NULL_TREE on
2358 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2360 * tree-flow-inline.h (ref_contains_array_ref): New function.
2361 (lookup_subvars_for_var): Ditto.
2362 (get_subvars_for_var): Ditto.
2363 (var_can_have_subvars): Ditto.
2365 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2366 (struct subvar): New type.
2368 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2370 * tree-optimize.c (init_tree_optimization_passes): Call
2371 pass_create_structure_vars.
2373 * tree-ssa-alias.c: Include vec.h.
2374 (init_alias_info): Don't auto-clear call clobbered on struct-field
2376 (compute_flow_insensitive_aliasing): Handle subvars.
2377 (group_aliases): Handle STRUCT_FIELD aliases.
2378 (setup_pointers_and_addressables): Ditto.
2379 Don't mark variables non-addressable if they still have
2380 addressable subvars.
2381 Also mark subvars addressable when the real variable is marked
2383 (add_pointed_to_var): Try to prune the pointed-to set by only
2384 pointing to subvars when possible.
2385 Otherwise, make sure we set addresses_needed and pt_vars to
2386 properly include subvars.
2387 (bitpos_of_field): New function.
2388 (push_fields_onto_fieldstack): Ditto.
2389 (get_or_create_used_part_for): Ditto.
2390 (create_overlap_variables_for): Ditto.
2391 (find_used_portions): Ditto.
2392 (create_structure_vars): Ditto.
2393 (pass_create_structure_vars): New structure.
2395 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2396 (get_expr_operands): Handle subvars. Also try to turn
2397 COMPONENT_REF accesses into must-defs now that we can accurately
2399 (note_addressable): Try to only mark as addressable those subvars
2400 we know a COMPONENT_REF touches.
2401 (overlap_subvar): New function.
2403 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2404 Handle subvar storing.
2405 (vect_address_analysis): Update caller of vect_object_analysis.
2407 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2409 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2410 (STMT_VINFO_SUBVARS): New macro.
2412 * common.opts: add flag_tree_salias.
2414 * opts.c (decode_options): flag_tree_salias defaults to on.
2416 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2418 * doc/tree-ssa.texi: Document structural alias analysis.
2420 2005-03-12 Steven Bosscher <stevenb@suse.de>
2422 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2423 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2424 * tree-ssa-operands.c (get_expr_operands): Likewise.
2425 (get_expr_operands): Likewise for ERROR_MARK.
2427 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2429 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2432 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2435 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2436 (mark_operand_necessary): Remove local variable ver.
2438 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2439 variable prefix_len.
2441 * value-prof.c (mod_subtract_transform): Remove local variable
2444 * builtins.c (fold_builtin_exponent): Take decomposed
2445 arguments of CALL_EXPR.
2446 (fold_builtin_1): Update a call to fold_builtin_exponent.
2448 * builtins.c (fold_builtin_logarithm): Take decomposed
2449 arguments of CALL_EXPR.
2450 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2452 * c-decl.c (c_init_decl_processing): Remove local variables
2453 ptr_ftype_void and ptr_ftype_ptr.
2455 * gimplify.c (gimplify_expr): Remove local variables r0 and
2458 * reg-stack.c (move_for_stack_reg): Remove local variable
2460 (compare_for_stack_reg): Remove local variable flags_user.
2461 (convert_regs_1): Remove local variable deleted.
2463 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2465 (combine_blocks): Remove local variables exits and new_e.
2467 * tree-inline.c (expand_call_inline): Remove local variable
2470 * tree-ssa-live.c (create_ssa_var_map,
2471 calculate_live_on_entry): Remove local variable snn.
2473 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2475 * c-lex.c (c_lex_with_flags): Add parameter to call to
2478 2005-03-11 Per Bothner <per@bothner.com>
2480 * c-tree.h (struct c_declarator): New id_loc field.
2481 * c-pragma.h (c_lex_with_flags): Take position reference.
2482 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2483 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2484 (c_lex): Pass dummy location to c_lex_with_flags.
2485 * c-parser.c (c_lex_one_token): Set c_token's location using
2486 c_lex_with_flags, instead of input_location, which might be "ahead".
2487 (c_parser_direct_declarator): Set declarator's id_loc from
2489 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
2490 declarator's id_loc, rather than probably-imprecise input_location.
2491 (build_id_declarator): Initialize c_declarator's id_loc field.
2493 2005-03-11 Roger Sayle <roger@eyesopen.com>
2496 * builtins.c (expand_builtin_signbit): Force the signbit's word
2497 into an integer register to avoid SUBREGs of floating point modes.
2499 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2501 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
2502 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
2503 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
2504 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
2506 2005-03-11 David Edelsohn <edelsohn@gnu.org>
2508 PR rtl-optimization/20306
2509 * expr.c (emit_move_complex): Set try_int false if mode is
2510 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
2511 emit_block_move if try_int is true.
2513 2005-03-11 Richard Henderson <rth@redhat.com>
2516 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
2517 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
2520 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2522 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
2523 (TARGET_FIX_VR4130): New macro.
2524 (TARGET_OPTIONS): Add -mfix-vr4130.
2525 (ISA_HAS_MACCHI): New macro.
2526 (ASM_SPEC): Add -mfix-vr4130.
2527 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
2528 (override_options): Handle mips_fix_vr4130_string.
2529 (mips_avoid_hazards): Clear all_noreorder_p
2530 if we're working around VR4130 errata and the macc alternatives
2532 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
2533 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
2534 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
2535 (MULTILIB_DEFAULTS): Remove leading "march=".
2536 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
2537 if no architecture option is given.
2538 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
2540 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
2541 * doc/invoke.texi: Document -mfix-vr4130.
2543 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2545 * config/mips/mips.c (override_options): Only warn about -mint64
2546 deprecation if TARGET_INT64.
2548 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2550 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
2551 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
2552 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
2553 are non-specific regarding the nonnull parameter positions.
2554 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
2555 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
2556 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
2557 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
2559 * builtins.def: Use the non-specific "nonnull" attibute lists.
2561 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2563 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2564 single_pred_edge, single_succ, single_pred): Improve comments.
2566 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2568 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2569 single_pred_edge, single_succ, single_pred): New inline functions.
2570 * bb-reorder.c (rotate_loop, find_traces_1_round,
2571 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2572 duplicate_computed_gotos): Use the single_succ/pred functions.
2573 * cfganal.c (forwarder_block_p): Ditto.
2574 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2575 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2576 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2577 merge_seq_blocks): Ditto.
2578 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2579 * cfglayout.c (fixup_reorder_chain): Ditto.
2580 * cfgloop.c (mark_single_exit_loops, update_latch_info,
2581 canonicalize_loop_headers, verify_loop_structure): Ditto.
2582 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2583 mfb_update_loops, create_preheader, force_single_succ_latches,
2584 create_loop_notes): Ditto.
2585 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2586 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2587 commit_one_edge_insertion, purge_dead_edges,
2588 cfg_layout_can_merge_blocks_p): Ditto.
2589 * except.c (sjlj_emit_function_enter): Ditto.
2590 * flow.c (init_propagate_block_info): Ditto.
2591 * function.c (thread_prologue_and_epilogue_insns): Ditto.
2592 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2593 insert_insn_end_bb): Ditto.
2594 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2595 find_if_case_2): Ditto.
2596 * lambda-code.c (perfect_nestify): Ditto.
2597 * lcm.c (optimize_mode_switching): Ditto.
2598 * loop-doloop.c (doloop_modify): Ditto.
2599 * loop-init.c (loop_optimizer_init): Ditto.
2600 * loop-iv.c (simplify_using_initial_values): Ditto.
2601 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2602 * loop-unswitch.c (unswitch_loop): Ditto.
2603 * modulo-sched.c (generate_prolog_epilog): Ditto.
2604 * predict.c (combine_predictions_for_insn, estimate_probability,
2605 tree_estimate_probability, last_basic_block_p,
2606 estimate_bb_frequencies): Ditto.
2607 * profile.c (branch_prob): Ditto.
2608 * regrename.c (copyprop_hardreg_forward): Ditto.
2609 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2610 * tracer.c (layout_superblocks): Ditto.
2611 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2612 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2613 cleanup_control_expr_graph, disband_implicit_edges,
2614 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2615 tree_verify_flow_info, tree_make_forwarder_block,
2616 tree_forwarder_block_p, remove_forwarder_block,
2617 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2618 * tree-if-conv.c (tree_if_conversion): Ditto.
2619 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2620 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2621 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2622 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2623 copy_loop_headers): Ditto.
2624 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2625 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2626 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2627 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2628 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2629 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2630 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2631 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2632 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2633 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2634 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2635 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2636 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2637 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2638 slpeel_add_loop_guard): Ditto.
2640 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2642 PR tree-optimization/15784
2643 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2646 * stmt.c (expand_case): Don't change index_type. Convert minval
2649 PR tree-optimization/20130
2650 * fold-const.c (fold): Fold x * -1 into -x.
2652 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2654 PR rtl-optimization/20331
2655 * rtlanal.c (modified_between_p): Check its address first for MEM.
2656 (modified_in_p): Likewise.
2658 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2660 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2662 2005-03-10 Steven Bosscher <stevenb@suse.de>
2664 * expr.c (expand_expr_real_1): If possible, use a conditional
2665 move for expanding MIN_EXPR and MAX_EXPR.
2666 Use temp for moving around rtx-en.
2668 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2671 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2674 2005-03-10 Roger Sayle <roger@eyesopen.com>
2676 * builtins.c (expand_builtin_signbit): Extend to handle floating
2677 point modes wider than the largest integer type, using the
2678 operand_subword_force function to obtain the signbit's word.
2680 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2683 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2684 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2686 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2688 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2690 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2692 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2694 (perform_edge_inserts): Unconditionally call
2695 free_dominator_info.
2697 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2699 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2701 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2703 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2705 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2707 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2709 (rtl_register_value_prof_hooks,
2710 tree_value_profile_transformations,
2711 tree_register_value_prof_hooks): Likewise.
2712 * var-tracking.c (stack_adjust_offset_pre_post,
2713 variable_htab_free, variable_union, dataflow_set_different_2,
2714 count_uses, variable_was_changed, set_frame_base_location,
2715 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2716 vt_add_function_parameters): Likewise.
2717 * varasm.c (named_section_real, named_section, make_decl_rtl,
2718 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2719 const_hash_1, compare_constant, copy_constant, force_const_mem,
2720 output_constant_pool_2, output_constant_pool_1, output_constant,
2721 output_constructor, make_decl_one_only, decl_tls_model,
2722 default_no_named_section, default_elf_select_section_1,
2723 default_unique_section_1): Likewise.
2724 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2725 * vmsdbgout.c (addr_const_to_string): Likewise.
2728 * function.c (struct assign_parm_data_one): Remove last_named
2730 (assign_parm_find_data_types): Don't determine last_named.
2731 Reorder named_parm determination.
2732 (assign_parms): Only setup varargs on the last non-varadic
2735 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2737 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2738 sda base address on medium model.
2740 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2742 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2743 * cfgloop.c (flow_loop_nodes_find): Export.
2744 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2746 * cfgloopmanip.c (fix_loop_structure): New function.
2747 * predict.c (predict_loops): Clean up the loops information.
2748 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2749 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2751 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2752 (rewrite_into_loop_closed_ssa): Declaration changed.
2753 * tree-loop-linear.c (linear_transform_loops): Add argument to
2754 rewrite_into_loop_closed_ssa call.
2755 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2756 * tree-ssa-loop-im.c (move_computations): Ditto.
2757 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2758 * tree-vectorizer.c (vectorize_loops): Ditto.
2759 * tree-optimize.c: Include cfgloop.h.
2760 (execute_todo): Choose whether to call cleanup_tree_cfg or
2761 cleanup_tree_cfg_loop.
2762 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2763 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2764 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2765 cleanup_tree_cfg_loop call.
2766 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2767 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2768 work on part of cfg.
2770 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2773 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2774 with multiple alternatives.
2776 * stmt.c (parse_output_constraint): Fix a typo.
2778 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2780 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2781 assembly directive instead of deprecated "no-generics".
2783 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2785 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2786 for non-offsettable memory references to cope with outstanding reload
2788 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2789 avoid losing outstanding address reloads.
2790 ("reload_outdi", "reload_outdf"): Likewise.
2792 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2794 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2795 code. Add more cbrt transformations.
2797 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2799 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2801 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2803 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2804 NULL_TREE when a given tree is not simplified.
2805 (fold): Return the original tree when any of the functions
2806 mentioned above NULL_TREE.
2808 * fold-const.c (fold_unary, fold_binary): Take decomposed
2809 arguments, code, type, op0, and op1 in case of fold_binary.
2810 (fold): Update calls to fold_unary and fold_binary.
2812 2005-03-09 Roger Sayle <roger@eyesopen.com>
2814 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2815 a fndecl and an arglist instead of a CALL_EXPR, exp.
2817 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2819 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2821 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2823 * expr.c (expand_assignment): Remove orig_to_rtx.
2825 * fold-const.c (int_const_binop): Remove no_overflow.
2827 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2829 * loop-iv.c (get_biv_step_1): Remove lhs.
2831 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2833 * real.c (real_nan): Remove neg.
2835 * function.c (thread_prologue_and_epilogue_insns): Remove i
2838 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2841 * tree-eh.c (tree_could_trap_p): Remove idx.
2843 * tree-into-ssa.c (ann): Remove ann.
2845 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2847 * tree-sra.c (decide_block_copy): Remove inst_count.
2849 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2851 * tree-ssa-loop-im.c (lhs): Remove.
2853 * cfgbuild.c (state, STATE, SET_STATE,
2854 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2856 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2857 (find_basic_blocks): Set the state of each basic block to
2860 2005-03-08 Jeff Law <law@redhat.com>
2862 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2863 goto results in the removal of edges in the CFG, then we need
2864 to recompute dominators.
2866 2005-03-09 Ben Elliston <bje@au.ibm.com>
2868 * c-common.c (c_do_switch_warnings): Comment fix.
2870 2005-03-08 Julian Brown <julian@codesourcery.com>
2872 * Patch from 2005-03-08 reverted for causing regressions and
2873 ppc-darwin bootstrap failure.
2875 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2877 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2878 Define the real function for ppc-darwin.
2879 * c-typeck.c (convert_arguments): Check for target-specific
2880 invalid argument call to unprototyped function.
2881 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2883 * target.h (invalid_arg_for_unprototyped_fn): New field
2885 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2886 default target hook.
2887 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2890 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2892 * c-typeck.c (constructor_stack, constructor_range_stack,
2893 initializer_stack): Make them static.
2895 * cfg.c (rbi_pool): Make it static.
2897 * gimple-low.c (lower_stmt_body): Make it static.
2898 * tree-flow.h: Remove the corresponding prototype. Don't
2901 * sched-deps.c (cache_size): Make it static.
2903 * stor-layout.c (lang_adjust_rli): Make it static.
2905 2005-03-08 Julian Brown <julian@codesourcery.com>
2907 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2908 from being used for symbols with vague linkage when
2909 HAVE_GAS_COMDAT_GROUP is true.
2911 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2913 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2914 nlabel == JUMP_LABEL (jump).
2916 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2918 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2919 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2920 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2921 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2923 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2926 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2927 * c-common.c (handle_returns_twice): New function.
2928 (c_common_attribute_table): Declare eturns_twice' attribute.
2929 * doc/extend.texi: Document eturns_twice' attribute.
2930 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2931 (struct tree_decl): Add returns_twice_flag.
2933 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2935 * tree-ssa-phiopt.c: Fix a comment typo.
2937 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2938 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2939 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2942 2005-03-08 Richard Henderson <rth@redhat.com>
2944 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2945 builtin codes with ctzdi2, clzdi2, popcountdi2.
2946 (struct alpha_builtin_def): Add is_const.
2947 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2948 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2949 (alpha_init_builtins): Init them. Set nothrow and const attributes
2951 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2952 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2953 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2954 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2955 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2956 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2957 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2958 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2959 (TARGET_FOLD_BUILTIN): New.
2960 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2961 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2963 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2965 2005-03-08 Ira Rosen <irar@il.ibm.com>
2967 PR tree-optimization/20122
2968 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2969 condition of access function instead of base.
2971 2005-03-07 Jeff Law <law@redhat.com>
2972 Steven Bosscher <stevenb@suse.de>
2974 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2975 (find_taken_edge): Call find_taken_edge_computed_goto as
2976 appropriate. Allow any gimple invariant rather than just
2977 INTEGER_CST for VAL.
2978 (cleanup_control_flow): Cleanup a computed goto which has turned
2980 (tree_merge_blocks): If block B has any forced labels, move
2981 them to the start of block A.
2982 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2983 computed gotos as well.
2984 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2985 removal of unnecessary computed gotos too.
2986 (lookup_redirection_data): Fix type of INSERT argument. Callers
2989 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2991 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2992 Remove trailing spaces.
2994 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2995 unshare_all_trees): Make them static.
2996 * tree-gimple.h: Remove the corresponding prototypes.
2998 * diagnostic.h: Remove unused prototype
2999 debug_output_buffer.
3000 * modulo-sched.c: Remove unused prototype
3001 set_row_column_for_ps.
3003 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3004 replace_phi_edge_with_variable): Remove unused variable i.
3006 2005-03-07 Per Bothner <per@bothner.com>
3008 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3010 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3013 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3014 bbs on the COND_EXPR instead of the PHI_NODEs.
3015 (candidate_bb_for_phi_optimization): Remove.
3016 (replace_phi_with_stmt): Rename to ...
3017 (replace_phi_edge_with_variable): this and change so that we
3018 replace the phi argument instead of removing the PHI.
3019 (conditional_replacement): Change so we deal with PHI with more
3021 (value_replacement): Likewise.
3022 (abs_replacement): Likewise.
3024 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3026 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3027 output_e500_flip_gt_bit.
3029 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3031 (rs6000_generate_compare): Fix logic to look at the correct bits.
3032 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3034 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3035 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3036 gen_move_from_CR_gt_bit.
3038 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3039 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3040 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3042 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3043 (E500_CR_IOR_COMPARE): New constant.
3045 2005-03-08 Earl Chew <earl_chew@agilent.com>
3046 David Billinghurst <David.Billinghurst@riotinto.com>
3048 * config/i386/host-cygwin.c: New file to support precompiled
3050 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3051 * config.host: Use above files for cygwin host.
3053 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3055 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3056 ordering ops from earlier change.
3058 2005-03-07 Per Bothner <per@bothner.com>
3060 Various fixes to allow us to again build if --enable-mapped-location:
3061 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3062 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3063 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3064 local variable loc. Change logic appropriately.
3065 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3066 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3067 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3068 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3069 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3071 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3073 PR rtl-optimization/19683
3074 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3075 number of bytes, to smallest_int_for_mode. Fix arguments to
3076 REG_CANNOT_CHANGE_MODE_P.
3078 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3080 * reorg.c (relax_delay_slots): Check that the jump is
3081 conditional before trying to invert it.
3083 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3085 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3088 * calls (stack_arg_under_construction): Make it static.
3090 * flow.c (regs_live_at_setjmp): Make it static.
3091 * flow.h: Remove the corresponding prototype.
3093 * reload1.c (reload_startobj, reload_firstobj,
3094 something_needs_operands_changed, reload_inherited,
3095 reload_inheritance_insn, reload_override_in,
3096 reload_spill_index): Make them static.
3098 * recog.c (verify_changes): Make it static.
3099 * recog.h: Remove the corresponding prototype.
3101 * cfgbuild.c (find_sub_basic_blocks): Remove.
3102 * basic-block.h: Remove the corresponding prototype.
3103 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3105 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3107 * tree-ssa-operands.c (check_build_stmt): Remove.
3109 * stor-layout.c (set_alignment): Remove.
3110 * tree.h: Remove the corresponding prototype.
3112 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3114 * tree-ssa-dce.c (control_dependence_map,
3115 visited_control_parents): Make them static.
3117 * cfghooks.c (verify_flow_info): Remove local variable
3120 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3123 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3125 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3127 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3129 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3131 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3132 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3133 PARALLEL for an empty structure.
3135 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3137 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3139 * fold-const.c (fold_binary): Unroll the very first "for"
3142 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3144 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3145 redundant match_code test.
3146 (scc_comparison_operator): Swap match_operand and match_code
3148 (branch_positive_comparison_operator): Same.
3149 (trap_comparison_operator): Use comparison_operator and swap with
3152 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3155 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3156 (out_movhi_r_mr): Read low byte of volatile MEM first.
3157 (out_movhi_mr_r): Write high byte of volatile MEM first.
3159 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3161 * cselib.c (reg_values, reg_values_size): Make them static.
3163 * cse.c (cse_reg_info_table): Make it static.
3165 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3167 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3169 * cse.c (find_best_addr): Use canon_for_address.
3171 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3173 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3174 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3175 SUBREG and MEM, respectively.
3177 * fold-const.c (fold_binary): Use code instead of t.
3179 * fold-const.c (optimize_minmax_comparison): Take decomposed
3180 arguments code, type, op0, and op1 instead of t.
3181 (fold_binary): Update a call to optimize_minmax_comparison.
3183 * fold-const.c (fold_range_test): Take decomposed arguments
3184 code, type, op0, and op1 instead of t.
3185 (fold_binary): Update a call to fold_range_test.
3187 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3188 decomposed arguments code, type, op0, and op1 instead of t.
3189 (fold_binary): Update a call to fold_range_test.
3191 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3193 * fold-const.c (fold_binary): Avoid directly using the original
3194 expression t as much as possible.
3196 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3198 * c-semantics.c (build_stmt): Use TYPE_P instead of
3199 IS_NON_TYPE_CODE_CLASS.
3200 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3201 (NON_TYPE_CHECK): Use TYPE_P instead of
3202 IS_NON_TYPE_CODE_CLASS.
3204 * fold-const.c (fold): Remove handling of binary expressions.
3206 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3208 * doc/c-tree.texi: Wrap comments in @r{}.
3209 * doc/cpp.texi: Likewise.
3210 * doc/cppinternals.texi: Likewise.
3211 * doc/extend.texi: Likewise.
3212 * doc/md.texi: Likewise.
3213 * doc/objc.texi: Likewise.
3214 * doc/sourcebuild.texi: Likewise.
3215 * doc/tm.texi: Likewise.
3218 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3220 * predict.c (apply_return_prediction): Standardize PHI chain
3222 * tree-ssa.c (ssa_redirect_edge): Likewise.
3224 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3225 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3228 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3229 * tree-flow.h: Adjust the prototype for remove_phi_node.
3230 * lambda-code.c (perfect_nestify): Adjust a call to
3233 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3234 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3236 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3237 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3238 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3239 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3241 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3242 of GEN_INT (trunc_int_for_mode (...)).
3243 * loop-iv.c (iv_number_of_iterations): Likewise.
3244 * postreload.c (reload_cse_move2add): Likewise.
3245 * simplify-rtx.c (simplify_const_unary_operation,
3246 simplify_const_binary_operation): Likewise.
3247 * stor-layout.c (get_mode_bounds): Likewise.
3249 * fold-const.c (fold_binary): New.
3250 (fold): Call fold_binary on binary expressions.
3252 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3254 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3255 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3256 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3257 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3258 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3260 2005-03-04 Devang Patel <dpatel@apple.com>
3262 PR tree-optimization/18815
3263 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3264 loops with zero exit edges.
3266 2005-03-04 Devang Patel <dpatel@apple.com>
3268 * doc/invoke.texi: Remove reference to webpage that does not exist.
3270 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3271 Joseph S. Myers <joseph@codesourcery.com>
3274 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3275 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3276 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3277 * pa.c (get_plabel): Change argument to symbol_ref. Call
3278 maybe_get_identifier instead of get_identifier.
3279 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3280 (struct deferred_plabel): Replace name field with symbol field.
3281 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3282 ASM_OUTPUT_EXTERNAL_REAL is defined.
3283 (output_global_address): Use output_addr_const for output of all
3285 (output_deferred_plabels): Use symbol_ref instead of name for address
3287 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3288 ASM_OUTPUT_SYMBOL_REF): New macros.
3289 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3291 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3294 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3296 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3297 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3299 2005-03-04 Jeff Law <law@redhat.com>
3301 * basic-block.h (rediscover_loops_after_threading): Declare.
3302 * tree-ssa-dom.c: Include cfgloop.h.
3303 (tree_ssa_dominator_optimize): Discover loops and some basic
3304 properties. Remove forwarder blocks recreated by loop header
3305 canonicalization. Also mark backedges in the CFG.
3306 * tree-ssa-threadupdate.c: Include cfgloop.h
3307 (rediscover_loops_after_threading): Define.
3308 (struct local_info): New field, JUMP_THREADED.
3309 (prune_undesirable_thread_requests): New function.
3310 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3311 then record that fact for the callers of redirct_edges.
3312 (thread_block): If BB has incoming backedges, then call
3313 prune_undesirable_thraed_requests. Note when we are
3314 going to have to rediscover loop information. Return a
3315 boolean indicating if any jumps were threaded.
3316 (thread_through_all_blocks): Bubble up boolean indicating
3317 if any jumps were threaded.
3318 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3319 (tree-ssa-threadupdate.o): Similarly.
3321 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3323 * fold-const.c (fold_ternary): Unroll the "for" loop to
3326 2005-03-04 Andrew Haley <aph@redhat.com>
3328 * unwind-dw2-fde-glibc.c (struct
3329 unw_eh_callback_data.check_cache): New field.
3330 (frame_hdr_cache): New.
3331 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3332 Cache frame header info.
3334 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3336 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3337 (print_c_condition): Declare.
3338 * read-rtl.c (ptr_loc): New structure.
3339 (ptr_locs, ptr_loc_obstack, joined_conditions)
3340 (joined_conditions_obstack): New variables.
3341 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3342 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3343 (join_c_conditions, print_c_condition): New functions.
3344 (apply_macro_to_string): Associate the new string with the same
3345 source location as the old one.
3346 (add_condition_to_string): Use join_c_conditions.
3347 (read_string): Use set_rtx_ptr_loc to record a filename and line
3348 number for the string.
3349 (read_rtx): Initialize the new variables above.
3350 * genattrtab.c (write_test_expr, write_attr_value): Use
3352 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3353 comment above the GCC_VERSION check.
3354 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3355 Inline the definition of MAYBE_EVAL.
3356 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3357 * genoutput.c (process_template): Likewise.
3358 * genpreds.c (write_predicate_subfunction): Likewise.
3359 (write_predicate_expr): Use print_c_condition.
3360 * genrecog.c (write_cond): Likewise.
3361 * gensupport.c (process_rtx): Use join_c_conditions to join the
3362 conditions of a define_insn_and_split. Record a source location
3363 for the string after the "&&".
3364 (alter_test_for_insn): Use join_c_conditions.
3366 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3369 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3370 PR tree-optimization/15784
3371 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3374 2005-03-04 Ben Elliston <bje@au.ibm.com>
3376 * gcc.c (option_map): Add --coverage.
3377 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3378 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3379 * config/darwin.h: Pass -lgcov for `coverage'.
3380 * doc/invoke.texi (Debugging Options): Document --coverage.
3382 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3384 * gcse.c (bypass_block): Use find_edge wherever possible.
3386 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3390 * c-opts.c (c_common_parse_file): Call start_source_file
3391 and end_source_file at the approriate times.
3393 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3394 the main file, it will be done for us now.
3396 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3398 * fold-const.c (fold_ternary): New.
3399 (fold): Call fold_ternary on ternary expressions. Remove
3400 handling of ternary expressions.
3402 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3404 PR tree-optimization/15784
3405 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3408 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3410 * config/rs6000/predicates.md (branch_comparison_operator):
3411 Convert from C block to conditional format.
3413 2005-03-03 Jan Hubicka <jh@suse.cz>
3415 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3416 and non-constant public variables.
3418 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3420 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3423 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3426 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3427 calls to release_ssa_name and release_phi_node.
3429 * fold-const.c (fold): Remove handling of unary expressions.
3431 * fold-const.c (fold_unary): Avoid directly using the original
3432 expression t as much as possible.
3434 2005-03-03 Roger Sayle <roger@eyesopen.com>
3435 Andrew Pinski <pinskia@physics.uc.edu>
3437 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3438 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3440 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3442 Describe special registers SRP and MOF as allocatable registers.
3443 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3444 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3445 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3446 TARGET_HAS_MUL_INSNS.
3447 (cris_print_operand) <case 'd'>: New case.
3448 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3449 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3451 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3452 (REG_ALLOC_ORDER): Update for MOF.
3453 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3455 (GENERAL_REGS): No longer a define of ALL_REGS.
3456 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3457 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3459 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3460 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3461 (SECONDARY_RELOAD_CLASS): Define.
3462 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3463 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3464 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3465 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3466 (REGISTER_MOVE_COST): Define.
3467 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3468 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3469 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3470 (CRIS_MOF_REGNUM): New define_constants.
3471 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3473 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3475 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3476 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3477 Adjust for MOF being properly described as a register.
3478 (indir_to_reg_split): Name this split. Conditionalize on the
3479 destination register being a general register.
3480 (movei): Conditionalize on on operands 0 and 1 having the same
3483 2005-03-03 Alan Modra <amodra@bigpond.net.au>
3486 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
3487 -mcpu to override any other explicitly given flags.
3489 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
3491 * recog.c (verify_changes, confirm_change_group): New functions,
3492 broken out of apply_change_group.
3493 (apply_change_group): Use them.
3494 * recog.h (verify_change, confirm_change_group): Declare.
3495 * rtl.h (redirect_jump_2): Declare.
3496 * jump.c (redirect_exp, invert_exp): Delete.
3497 (invert_exp_1): Take second parameter. Return value. Changed caller.
3498 (redirect_jump_2): New function, broken out of redirect_jump.
3499 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
3500 (invert_jump): Use invert_jump_1 and redirect_jump_2.
3501 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
3503 2005-03-02 Geoffrey Keating <geoffk@apple.com>
3505 * varasm.c (named_section): Use xstrdup rather than doing it by
3508 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
3510 2005-03-02 Devang Patel <dpatel@apple.com>
3512 Undo PR tree-optimization/18815 fix.
3514 2005-03-02 Devang Patel <dpatel@apple.com>
3516 PR tree-optimization/18815
3517 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3518 loops with zero exit edges.
3520 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3522 * cfg.c (connect_src, connect_dest, disconnect_src,
3523 disconnct_dest): New.
3524 (unchecked_make_edge, remove_edge, redirect_edge_succ,
3525 redirect_edge_pred): Use the new functions.
3527 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3528 free_dominance_info only when needed.
3530 2005-03-02 David Edelsohn <edelsohn@gnu.org>
3533 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
3534 (reg_or_sub_cint64_operand): Same.
3536 2005-03-02 Jeff Law <law@redhat.com>
3538 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
3539 CFG_ALTERED in the main DOM iteration loop.
3541 2005-03-02 Mark Mitchell <mark@codesourcery.com>
3544 * varasm.c (initializer_constant_valid_p): Allow conversions
3545 between OFFSET_TYPEs. Tidy.
3547 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
3549 * config/cris/cris.md ("return"): Remove epilogue delay list
3552 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
3554 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
3556 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
3558 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3560 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
3561 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
3562 config/m68k/m68k.c, config/mips/mips.h,
3563 config/rs6000/rs6000-protos.h, doc/contrib.texi,
3564 doc/include/gcc-common.texi: Update copyright.
3566 PR middle-end/18029 and PR middle-end/18030
3567 * expr.c (optimize_bitfield_assignment_op): Add a special case
3568 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
3570 * fold-const.c (fold_unary): New.
3571 (fold): Call fold_unary on unary expressions.
3573 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
3575 * cgraph.h (struct cgraph_edge): Add prev_caller and
3577 (cgraph_node_remove_callees): Export.
3578 * cgraph.c (cgraph_create_edge): Initialize prev_caller
3580 (cgraph_edge_remove_callee): New function.
3581 (cgraph_edge_remove_caller): Likewise.
3582 (cgraph_remove_edge): Use.
3583 (cgraph_redirect_edge_callee): Likewise.
3584 (cgraph_node_remove_callees): New function.
3585 (cgraph_node_remove_callers): Likewise.
3586 (cgraph_remove_node): Use.
3587 * tree-optimize.c (tree_rest_of_compilation): Use
3588 cgraph_node_remove_callees instead of manual loop.
3589 * cgraphunit.c (cgraph_finalize_function): Likewise.
3590 (cgraph_expand_function): Likewise.
3591 (cgraph_remove_unreachable_nodes): Likewise.
3593 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
3596 * c-tree.h (undeclared_variable, build_external_ref): Add extra
3598 * c-decl.c (undeclared_variable): Take location as argument.
3599 * c-typeck.c (build_external_ref): Likewise.
3600 * c-parser.c (c_parser_postfix_expression): Pass location of
3601 identifier to build_external_ref.
3603 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3605 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
3606 CCEQ mode for branch_positive_comparison_operator test.
3607 * config/rs6000/predicates (branch_comparison_operator): Revert to
3609 (scc_comparison_operator): Same.
3610 (branch_positive_comparison_operator): Same.
3612 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3614 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3615 (cris_delay_slots_for_epilogue): Remove.
3616 (save_last): Move into cris_target_asm_function_epilogue.
3617 (cris_target_asm_function_epilogue): Remove tests for file being
3619 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3620 (cris_delay_slots_for_epilogue): Remove prototypes.
3621 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3622 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3624 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3626 * config/rs6000/predicates.md (branch_comparison_operator): Change
3627 to define_special_predicate.
3628 (scc_comparison_operator): Same.
3629 (branch_positive_comparison_operator): Same.
3631 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3633 * Makefile.in (tree-ssa-sink.o): New.
3634 (OBJS-common): Add tree-ssa-sink.o.
3635 * common.opt: Add -ftree-sink
3636 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3637 * timevar.def (TV_TREE_SINK): new timevar.
3638 * tree-flow.h (is_hidden_global_store): Prototype.
3639 * tree-optimize.c (init_tree_optimization_passes): Add
3641 * tree-pass.h (pass_sink_code): New.
3642 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3643 for non-obvious global store store to is_hidden_global_store, and
3644 call that new function.
3645 * tree-ssa-sink.c: New file.
3646 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3647 * doc/passes.texi: Document forward store motion.
3648 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3649 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3650 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3651 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3653 2005-03-01 Per Bothner <per@bothner.com>
3655 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3656 and we have a non-zero column-number, add it to the message.
3657 Also factor out the diagnostic_kind_text.
3659 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3661 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3662 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3663 flow_loop_scan): Removed.
3664 (flow_loop_dump): Do not dump removed fields.
3665 (flow_loop_free): Do not free removed fields.
3666 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3667 (loop_exit_edge_p): New function.
3668 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3669 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3670 num_exits, exits_doms.
3671 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3672 LOOP_EDGES, LOOP_ALL): Removed.
3673 (flow_loop_scan): Declaration removed.
3674 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3675 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3677 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3678 (if_convert): Call flow_loops_find and flow_loops_free
3679 when calling mark_loop_exit_edges.
3680 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3681 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3682 free_dominance_info calls.
3683 * loop-init.c (flow_loops_find): Ditto.
3684 * passes.c (rest_of_handle_branch_prob): Ditto.
3685 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3686 * loop-unroll.c (analyze_insns_in_loop): Do not use
3688 * predict.c (predict_loops): Do not call flow_loop_scan.
3689 Use get_loop_exit_edges.
3690 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3691 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3692 Do not use EDGE_LOOP_EXIT.
3693 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3694 to bb_with_exit_edge_p.
3695 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3696 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3697 to bb_with_exit_edge_p.
3698 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3700 * tree-loop-linear.c (linear_transform_loops): Do not call
3701 flow_loop_scan. Use loop->single_exit.
3702 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3703 (vect_analyze_loop_form): Do not call flow_loop_scan.
3704 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3706 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3708 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3709 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3710 slpeel_tree_duplicate_loop_to_edge_cfg,
3711 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3712 Use loop_preheader_edge and loop->single_exit. Do not call
3715 2005-03-01 Nick Clifton <nickc@redhat.com>
3717 * config/arm/arm.c (thumb_find_work_register): Check all of the
3718 argument registers to see if they are free, and a couple of
3719 special cases where the last argument register but can be proved
3720 to be available during the function's prologue.
3721 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3722 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3723 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3725 (thumb_compute_save_reg_mask): Likewise. Also use
3726 thumb_find_work_register() to ensure that there is agreement about
3727 which work register is going to be used in the prologue.
3728 (thumb_output_function_prologue): Use unsigned long as the type
3729 for the register bit-mask. Also delay pushing the link register if
3730 other high registers are going to be pushed.
3731 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3732 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3733 redundant prototypes.
3735 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3738 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3739 and after reload in REG+REG indexed addresses without REG_POINTER
3740 set in the base and not set in the index.
3742 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3744 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3745 Don't undefine here.
3746 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3747 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3748 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3749 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3750 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3752 * config.gcc (sh*-*-linux*): Use config/linux.h.
3754 2005-02-28 Dale Johannesen <dalej@apple.com>
3755 Stan Shebs <shebs@apple.com>
3757 Rewrite of 64-bit Darwin structure-by-value pass/return.
3758 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3759 intoffset, use_stack, named.
3760 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3761 (rs6000_darwin64_record_arg_advance_flush): New.
3762 (rs6000_darwin64_record_arg_advance_recurse): New.
3763 (rs6000_darwin64_record_arg_flush): New.
3764 (rs6000_darwin64_record_arg_recurse): New.
3765 (rs6000_darwin64_record_arg): New.
3766 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3767 (function_arg_boundary): Handle 128-bit aligned structs.
3768 (function_arg_advance): Rewrite darwin64 struct handling.
3769 (function_arg): Call rs6000_darwin64_record_arg.
3770 (function_arg_partial_nregs): Handle darwin64 structs.
3771 (rs6000_darwin64_function_value): Remove.
3772 (rs6000_function_value): Call rs6000_darwin64_record_arg.
3774 2005-02-28 Roger Sayle <roger@eyesopen.com>
3776 PR tree-optimization/20216
3777 * tree-chrec.c (tree_fold_factorial): Delete.
3778 (tree_fold_binomial): Change argument list to take a return type
3779 and change the type of K to unsigned int. Rewrite to avoid explicit
3780 evaluation of factorials, and (recursively) calling fold to perform
3781 compile-time arithmetic. Return NULL on (internal) overflow.
3782 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3783 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3784 if any intermediate calculation overflows.
3785 (chrec_apply): Update call to chrec_evaluate.
3787 2005-02-28 James E Wilson <wilson@specifixinc.com>
3789 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3791 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3794 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3795 instead of NULL_TREE on error.
3797 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3799 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3800 (EASY_VECTOR_15_ADD_SELF): Remove.
3801 (num_insns_constant_wide): Not static.
3802 (validate_condition_mode): Not static.
3803 (toc_relative_expr_p): Not static.
3804 (legitimate_indirect_address_p): Not static.
3805 (macho_lo_sum_memory_operand): Not static.
3806 (invalid_e500_subreg): Not static.
3807 (easy_vector_same): Not static.
3808 (easy_vector_splat_const): Not static.
3809 (RS6000_SYMBOL_REF_TLS_P): Remove.
3810 (any_operand): Delete.
3811 (any_parallel_operand): Delete.
3812 (count_register_operand): Delete.
3813 (altivec_register_operand): Delete.
3814 (xer_operand): Delete.
3815 (s8bit_cint_operand): Delete.
3816 (short_cint_operand): Delete.
3817 (u_short_cint_operand): Delete.
3818 (non_short_cint_operand): Delete.
3819 (exact_log2_cint_operand): Delete.
3820 (gpc_reg_operand): Delete.
3821 (cc_reg_operand): Delete.
3822 (cc_reg_not_cr0_operand): Delete.
3823 (reg_or_short_operand): Delete.
3824 (reg_or_neg_short_operand): Delete.
3825 (reg_or_aligned_short_operand): Delete.
3826 (reg_or_u_short_operand): Delete.
3827 (reg_or_cint_operand): Delete.
3828 (reg_or_arith_cint_operand): Delete.
3829 (reg_or_add_cint64_operand): Delete.
3830 (reg_or_sub_cint64_operand): Delete.
3831 (reg_or_logical_cint_operand): Delete.
3832 (got_operand): Delete.
3833 (got_no_const_operand): Delete.
3834 (easy_fp_constant): Delete.
3835 (easy_vector_constant): Delete.
3836 (easy_vector_constant_add_self): Delete.
3837 (zero_constant): Delete.
3838 (zero_fp_constant): Delete.
3839 (volatile_mem_operand): Delete.
3840 (offsettable_mem_operand): Delete.
3841 (mem_or_easy_const_operand): Delete.
3842 (add_operand): Delete.
3843 (non_add_cint_operand): Delete.
3844 (logical_operand): Delete.
3845 (non_logical_cint_operand): Delete.
3846 (mask_operand): Delete.
3847 (mask_operand_wrap): Delete.
3848 (mask64_operand): Delete.
3849 (mask64_2_operand): Delete.
3850 (and64_operand): Delete.
3851 (and64_2_operand): Delete.
3852 (and_operand): Delete.
3853 (reg_or_mem_operand): Delete.
3854 (lwa_operand): Delete.
3855 (symbol_ref_operand): Delete.
3856 (call_operand): Delete.
3857 (current_file_function_operand): Delete.
3858 (input_operand): Delete.
3859 (rs6000_nonimmediate_operand): Delete.
3860 (rs6000_tls_symbol_ref): Delete.
3861 (save_world_operation): Delete.
3862 (restore_world_operation): Delete.
3863 (load_multiple_operation): Delete.
3864 (store_multiple_operation): Delete.
3865 (vrsave_operation): Delete.
3866 (mfcr_operation): Delete.
3867 (mtcrf_operation): Delete.
3868 (lmw_operation): Delete.
3869 (stmw_operation): Delete.
3870 (branch_comparison_operator): Delete.
3871 (branch_positive_comparison_operator): Delete.
3872 (scc_comparison_operator): Delete.
3873 (trap_comparison_operator): Delete.
3874 (boolean_operator): Delete.
3875 (boolean_or_operator): Delete.
3876 (min_max_operator): Delete.
3877 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3878 (EASY_VECTOR_15): Moved to here.
3879 (EASY_VECTOR_15_ADD_SELF): Move to here.
3880 (PREDICATE_CODES): Delete.
3881 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3882 Declare functions no longer static.
3883 * config/rs6000/predicates.md: New.
3884 * config/rs6000/rs6000.md: Include predicates.md
3886 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3888 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3889 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3891 * cfgrtl.c (need_fake_edge_p): Likewise.
3892 * combine.c (distribute_notes): Likewise.
3893 * emit-rtl.c (try_split): Likewise.
3894 * recog.c (peephole2_opimize): Likewise.
3895 * reg-notes.def (ALWAYS_RETURN): Remove.
3896 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3897 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3898 * tree.h (ECF_ALWAYS_RETURN): Remove.
3900 2005-02-28 Roger Sayle <roger@eyesopen.com>
3903 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3904 between different machine modes is never a "useless" conversion.
3906 2005-02-28 Geert Bosch <bosch@gnat.com>
3909 * doc/contrib.texi: List contributors for Ada front end
3911 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3913 * simplify-rtx.c (simplify_unary_operation_1,
3914 simplify_const_unary_operation): New, extracted from...
3915 (simplify_unary_operation): ... this one.
3916 (simplify_binary_operation_1,
3917 simplify_const_binary_operation): New, extracted from...
3918 (simplify_binary_operation): ... this one.
3919 * rtl.h (simplify_const_unary_operation,
3920 simplify_const_binary_operation): Add prototypes.
3922 2005-02-28 Julian Brown <julian@codesourcery.com>
3924 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3925 building libjava and caused PR regression/20228.
3927 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3930 * Makefile.in (host_subdir): New.
3931 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3932 * configure: Regenerate.
3934 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3936 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3937 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3938 installation directory first.
3940 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3943 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3944 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3945 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3946 * config/cris/cris.md: Tweak comments referring to Q.
3947 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3948 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3949 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3950 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3951 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3952 Insert spaces in constraints to align alternatives vertically for
3954 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3957 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3959 PR rtl-optimization/17728
3960 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3961 operand 0 from general_operand to move_dest_operand.
3963 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3965 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3966 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3967 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3968 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3970 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3972 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3973 * configure: Regenerate.
3974 * libada-mk.in: Remove CC; rename
3975 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3977 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3980 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3981 for the lhs, also walk over the tree. Likewise for rhs.
3983 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3985 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3986 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3987 Do not propagate value of iv before increment over the increment.
3989 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3991 * c-parser.c: New file.
3992 * c-parse.in: Remove.
3993 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3995 (c-parser.o): Add dependencies.
3996 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3997 maintainer-clean, TAGS): Update.
3998 * c-config-lang.in (gtfiles): Update.
3999 * gengtype-lex.l: Don't handle "@@".
4000 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4001 objc_build_synchronized, objc_begin_try_stmt,
4002 objc_begin_catch_clause, objc_finish_catch_clause,
4003 objc_build_finally_clause, objc_finish_try_stmt): New.
4004 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4006 (c_parse_init): Update comment.
4007 * c-decl.c (c_init_decl_processing): Update comment.
4008 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4009 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4010 new c_declspecs members.
4012 2005-02-25 Julian Brown <julian@codesourcery.com>
4014 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4015 from being used for symbols with vague linkage when
4016 HAVE_GAS_COMDAT_GROUP is true.
4018 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4020 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4022 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4025 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4026 (LIBGCC2_HAS_DF_MODE): New.
4027 (LIBGCC2_HAS_XF_MODE): New.
4028 (LIBGCC2_HAS_TF_MODE): New.
4029 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4030 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4031 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4032 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4033 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4034 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4035 and add _fixtfdi, _fixunstfdi, _floatditf
4036 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4037 L_fixunstfdi, L_floatditf.
4038 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4039 (LIBGCC2_HAS_TF_MODE): Define.
4041 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4043 PR tree-optimization/20204
4044 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4045 REWRITE_THIS_STMT markers on PHI nodes.
4046 (rewrite_initialize_block): Likewise.
4048 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4050 * version.c (version_string): Update to 4.1.
4052 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4054 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4055 Clarify that the alternative way doesn't work in GNU C++.
4057 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4059 PR tree-optimization/19937
4060 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4061 to the type of the induction variable.
4063 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4065 PR rtl-optimization/20117
4066 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4067 the block including noncopyable insn.
4069 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4071 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4072 calls to find_reg_note.
4074 2005-02-24 Richard Henderson <rth@redhat.com>
4077 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4080 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4082 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4083 vector types if to use base reg for misaligned non-word ld/std.
4085 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4088 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4089 dwarf2 label manually and put it after, not before the prologue.
4091 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4094 * reload.c (operands_match_p): Only increment register number for
4095 SCALAR_INT_MODE_P modes in multiple hard registers.
4097 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4100 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4102 * ChangeLog.5: Fix log message typo(s).
4103 * ChangeLog.7: Likewise.
4104 * ChangeLog.tree-ssa: Likewise.
4105 * cfgexpand.c: Fix comment typo(s).
4106 * conflict.c: Likewise.
4107 * defaults.h: Likewise.
4108 * dwarf2out.c: Likewise.
4110 * ggc-page.c: Likewise.
4111 * tree-eh.c: Likewise.
4112 * tree-ssa-dom.c: Likewise.
4114 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4117 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4118 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4119 if SHARED is defined.
4122 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4123 allow splitting only if operands 0 and 3 don't overlap.
4125 2005-02-24 Richard Henderson <rth@redhat.com>
4128 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4129 (fold_builtin_1): Call them.
4130 * fold-const.c (fold_complex_mult_parts): Split out from ...
4131 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4132 (fold_complex_div_parts, fold_complex_div): New.
4134 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4136 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4138 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4139 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4141 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4142 (print_node): Likewise.
4143 Print TYPE_SIZES_GIMPLIFIED.
4145 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4147 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4148 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4149 operands as commutative in constraints.
4151 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4153 * tree-into-ssa.c: Re-organize internal functions.
4155 2005-02-24 Richard Henderson <rth@redhat.com>
4158 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4160 * common.opt (fcx-limited-range): New.
4161 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4162 * toplev.c (flag_complex_method): Initialize to 1.
4163 (process_options): Set flag_complex_method to 0 if
4164 flag_cx_limited_range.
4165 * doc/invoke.texi (-fcx-limited-range): New.
4167 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4169 * cse.c (delete_trivially_dead_insns): Speed up by using
4170 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4173 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4175 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4176 functions when -mid-shared-library is being used.
4178 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4180 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4181 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4182 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4183 * system.h: Poison LINK_LIBGCC_SPECIAL.
4185 2005-02-23 James E Wilson <wilson@specifixinc.com>
4187 * gengtype.c (note_insn_name): Make 1 element larger.
4189 2005-02-23 Roger Sayle <roger@eyesopen.com>
4192 PR rtl-optimization/20097
4193 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4194 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4196 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4198 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4199 * t-aix52 (SHLIB_INSTALL): Same.
4201 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4203 * genpreds.c: Update copyright.
4205 2005-02-23 Michael Beach <michaelb@ieee.org>
4208 * config/sparc/t-elf (startup files): Assemble with CPP.
4210 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4212 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4213 (write_predicate_expr): Likewise.
4215 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4217 PR tree-optimization/20100
4218 PR tree-optimization/20115
4219 * tree-optimize.c (init_tree_optimization_passes): Remove
4220 pass_maybe_create_global_var.
4221 * tree-pass.h (pass_maybe_create_global_var): Remove.
4222 * tree-ssa-alias.c (aliases_computed_p): Declare.
4223 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4224 (count_calls_and_maybe_create_global_var): Remove.
4225 (pass_maybe_create_global_var): Remove.
4226 (init_alias_info): Do not declare aliases_computed_p.
4227 (maybe_create_global_var): If the function contains no
4228 call-clobbered variables and a mix of pure/const and regular
4229 function calls, create .GLOBAL_VAR.
4230 Mark all call-clobbered variables for renaming.
4231 (merge_pointed_to_info): Update comment.
4232 (add_pointed_to_var): Likewise.
4233 (is_escape_site): Likewise.
4234 Accept struct alias_info * instead of size_t *.
4236 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4238 * tree-ssa-operands.c (get_call_expr_operands): If
4239 ALIASES_COMPUTED_P is false, do not add call-clobbering
4241 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4242 (delete_tree_ssa): Likewise.
4244 2005-02-22 James E Wilson <wilson@specifixinc.com>
4246 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4247 (do_compile): Do call it here.
4249 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4251 PR rtl-optimization/20017.
4252 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4253 rest_of_handle_cse2, rest_of_handle_gcse): Call
4254 delete_dead_jumptables immediately before calling cleanup_cfg.
4256 2005-02-22 Devang Patel <dpatel@apple.com>
4259 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4262 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4264 * config/rs6000/aix.h (WINT_TYPE): Define.
4266 2005-02-22 Stan Shebs <shebs@apple.com>
4268 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4269 natural alignment for 64-bit Darwin.
4270 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4272 * doc/invoke.texi: Document this.
4274 2005-02-22 DJ Delorie <dj@redhat.com>
4276 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4277 to make_[un]signed_type, not the mode itself.
4279 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4281 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4282 not available. Use tail calls wherever possible.
4283 (make_edge): Call unchecked_make_edge to create an edge.
4285 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4286 (coalesce_ssa_name): Don't check for
4287 SSANORM_USE_COALESCE_LIST.
4288 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4290 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4292 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4293 (rewrite_into_ssa): ... here.
4295 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4297 PR tree-optimization/19786
4298 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4299 tag to another's may-alias bitmap when adding to the other's list.
4301 2005-02-21 DJ Delorie <dj@redhat.com>
4303 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4304 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4305 registers in unsupported ways.
4306 * expmed.c (init_expmed): Likewise.
4308 2005-02-21 Stan Cox <scox@redhat.com>
4310 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4312 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4314 * tree-cfg.c (fold_cond_expr_cond): New.
4315 (make_edges): Call fold_cond_expr_cond.
4316 (find_taken_edge): Accept nothing but INTEGER_CST.
4317 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4319 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4321 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4322 that do not belong to any basic block.
4324 2005-02-21 Jeff Law <law@redhat.com>
4326 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4329 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4331 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4332 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4333 Adjust their definitions.
4334 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4335 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4337 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4338 genautomata.c, langhooks.c, langhooks.h, system.h,
4339 config/arm/lib1funcs.asm: Update copyright.
4341 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4343 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4345 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4348 * doc/install.texi: Document --with-gc.
4350 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4352 * simplify-rtx.c (simplify_unary_operation): Add a missing
4355 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4357 PR tree-optimization/18663
4358 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4359 if the type has variable bounds.
4361 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4363 * gcse.c: Remove an obsolete comment.
4365 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4367 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4369 * doc/extend.texi (Function Attributes) <Attribute const>: The
4370 attribute "pure" is below this text, not above.
4372 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4374 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4375 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4376 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4378 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4381 * langhooks.h (struct lang_hooks): Add to_target_charset.
4382 * langhooks.c (lhd_to_target_charset): New function.
4383 * langhooks-def.h: Declare lhd_to_target_charset.
4384 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4385 (LANG_HOOKS_INITIALIZER): Update.
4386 * c-common.c (c_common_to_target_charset): New function.
4387 * c-common.h: Declare it.
4388 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4389 c_common_to_target_charset.
4391 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4392 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4394 * system.h: Poison them.
4395 * doc/tm.texi: Don't discuss them.
4396 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4397 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4398 (pp_c_char): Do not attempt to generate letter escapes for
4400 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4401 * config/mips/mips.c (mips_output_ascii): Likewise.
4403 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4405 PR tree-optimization/19951
4406 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4409 2005-02-19 Steven Bosscher <stevenb@suse.de>
4412 * function.h (struct function): New field `max_loop_depth'.
4413 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4414 (flow_loops_find): Reset the max loop depth count before finding loops.
4415 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4416 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4417 (calculate_global_regs_live): Make sure the loop will terminate
4418 when the initial sets are not empty.
4420 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4422 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4424 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4426 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4429 * doc/invoke.texi: Remove documentation of %M spec.
4431 (init_spec): Remove %M suffix from -lgcc_s.
4432 (do_spec_1): Remove 'M' case.
4433 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4434 to put shared libraries in the multilib directory. Remove the
4435 shlib_so_soname substitution variable. Don't add a multilib encoding
4436 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4437 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4438 SHLIB_INSTALL as well as SHLIB_LINK.
4439 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4440 (SHLIB_NAME): Delete.
4441 (SHLIB_DIR): New macro.
4442 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4443 (SHLIB_INSTALL): Adjust accordingly.
4444 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4445 * config/t-slibgcc-sld: Likewise.
4446 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4447 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4448 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4450 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4451 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4452 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4453 Use @shlib_base_name@ instead of @shlib_so_name@.
4454 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4455 and @shlib_base_name@.so in @multilib_dir@.
4456 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4457 to the install path.
4458 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4459 (SHLIB_LINK): Remove previous workaround.
4460 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4461 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4462 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4464 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4465 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4466 (SHLIB_INSTALL): Adjust accordingly.
4467 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4468 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4469 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4470 config/t-slibgcc-elf-ver.
4472 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4473 Jakub Jelinek <jakub@redhat.com>
4475 PR tree-optimization/19828
4476 * tree-ssa-loop-im.c: Add a TODO comment.
4477 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4478 without side-effects.
4480 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4482 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
4485 2005-02-18 James E. Wilson <wilson@specifixinc.com>
4487 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
4488 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
4489 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
4491 (ia64_reorg): Delete fixup_errata call.
4492 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
4493 (TARGET_SWITCHES): Delete -mb-step entry.
4495 2005-02-19 Jakub Jelinek <jakub@redhat.com>
4498 * c-typeck.c (composite_type): Handle quals in transparent unions.
4499 (type_lists_compatible_p): Likewise.
4501 2005-02-18 Stan Shebs <shebs@apple.com>
4503 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
4504 expressions in the .literal8 section.
4506 2005-02-18 Geoffrey Keating <geoffk@apple.com>
4508 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
4510 2005-02-18 Roger Sayle <roger@eyesopen.com>
4512 * fold-const.c (constant_boolean_node): Always create values of the
4513 specified type, don't bother calling truthvalue_conversion.
4515 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4517 * except.c (output_function_exception_table): Call
4518 assemble_external_libcall (eh_personality_libfunc).
4520 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4523 * config/ia64/ia64.h (struct machine_function): Add state_num.
4524 * config/ia64/ia64.c (process_epilogue,
4525 process_for_unwind_directive): Use new unwind state numbers each
4526 time rather than state 1.
4528 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4531 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
4532 before the "*llgt_didi" pattern.
4534 2005-02-18 Jason Merrill <jason@redhat.com>
4536 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
4538 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
4540 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
4541 (div0): Use it in place of ARM_FUNC_ALIAS.
4542 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
4544 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
4547 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
4548 access, the lower bound of the array type if it exists.
4550 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
4553 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
4554 cases that are out-of-range for the index type.
4556 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4558 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
4559 (estimate_case_costs): Don't call convert.
4560 * expmed.c (expand_shift): Likewise.
4561 (make_tree): Call fold_convert instead of convert.
4563 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4566 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
4567 that ref to be marked MEM_READONLY_P doesn't have base that needs
4570 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4572 * genautomata.c (output_get_cpu_unit_code_func,
4573 output_cpu_unit_reservation_p): Don't generate old-style function
4576 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4579 PR tree-optimization/20009
4580 * convert.c (convert_to_integer): Revert 2005-02-16 change.
4582 PR tree-optimization/18947
4583 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
4584 inline, remove all nodes that are inlined into the extern inline
4587 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4589 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
4590 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
4591 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
4592 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
4595 2005-02-17 Roger Sayle <roger@eyesopen.com>
4597 PR tree-optimization/19917
4598 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
4599 to be potentially trapping.
4601 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4603 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
4605 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4607 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4608 tem becomes a local variable which is set to the value of the
4609 back end defined INITIAL_FRAME_ADDRESS macro.
4610 (expand_builtin_frame_address): Omit the base parameter to
4611 expand_builtin_return_addr.
4612 (expand_builtin_profile_func): Likewise.
4613 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4614 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4615 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4617 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4619 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4620 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4621 * config/frv/frv.c (frv_function_epilogue): Likewise.
4623 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4625 * lambda-code (perfect_nestify): Remove mark/unmark
4627 * tree-loop-linear.c (linear_transform_loops): Add
4628 rewrite_into_ssa call so that ssa is correct for
4629 rewriting into loop closed.
4631 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4633 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4634 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4636 * bt-load.c (btr_def_live_range, combine_btr_defs,
4637 migrate_btr_def, migrate_btr_defs): Likewise.
4638 * cfgcleanup.c (thread_jump): Likewise.
4639 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4640 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4641 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4642 df_rd_local_compute, df_reg_info_compute): Likewise.
4643 * dominance.c (init_dom_info, free_dom_info): Likewise.
4644 * flow.c (init_propagate_block_info,
4645 free_propagate_block_info): Likewise.
4646 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4647 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4648 modify_reg_pav): Likewise.
4649 * loop-invariant.c (find_defs, find_invariant_insn,
4650 find_invariants, free_inv_motion_data): Likewise.
4651 * predict.c (tree_predict_by_opcode,
4652 estimate_bb_frequencies): Likewise.
4653 * stmt.c (expand_case): Likewise.
4654 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4655 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4656 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4657 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4658 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4659 rewrite_ssa_into_ssa): Likewise.
4660 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4661 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4662 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4663 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4664 * tree-sra.c (tree_sra): Likewise.
4665 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4666 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4667 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4668 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4669 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4670 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4672 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4673 calculate_live_on_entry, calculate_live_on_exit,
4674 build_tree_conflict_graph): Likewise.
4675 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4676 record_important_candidates, set_use_iv_cost, find_depends,
4677 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4678 tree_ssa_iv_optimize_finalize): Likewise.
4679 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4680 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4681 tree_duplicate_loop_to_header_edge): Likewise.
4682 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4683 * tree-ssa.c (verify_flow_insensitive_alias_info,
4684 verify_name_tags, verify_ssa, init_tree_ssa,
4685 delete_tree_ssa): Likewise.
4686 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4687 fini_ssanames): Likewise.
4688 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4690 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4692 * config/rs6000/t-rtems: Completely reworked.
4694 2005-02-17 Ira Rosen <irar@il.ibm.com>
4696 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4698 2005-02-17 Ira Rosen <irar@il.ibm.com>
4700 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4701 POINTER_TYPE_P when checking that type is a pointer.
4702 (vect_get_memtag): Remove.
4703 (vect_address_analysis): Use POINTER_TYPE_P. Call
4704 vect_object_analysis with dummy parameter for memtag.
4705 (vect_object_analysis): Extract memtag (functionality that
4706 used to be in vect_get_memtag and moved here). Fix printings.
4707 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4708 with correct parameters. Remove call to vect_get_memtag.
4710 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4712 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4713 (tree-vectorizer.o): Added missing dependencies.
4715 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4717 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4718 declaration in tree-vectorizer.c, now has an extern declaration in
4720 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4721 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4722 get_vectype_for_scalar_type, vect_is_simple_use,
4723 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4724 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4725 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4726 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4727 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4728 find_loop_location): Likewise.
4730 * tree-vectorizer.c (langhooks.h): #include removed.
4731 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4732 moved to tree-vectorized.h.
4733 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4734 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4735 get_vectype_for_scalar_type, vect_is_simple_use,
4736 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4737 vect_supportable_dr_alignment, new_loop_vec_info,
4738 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4739 vect_set_verbosity_level, find_loop_location): Likewise.
4741 (vect_analyze_loop): Function externalized. Declaration moved to
4742 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4743 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4744 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4745 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4746 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4747 vect_enhance_data_refs_alignment, vect_analyze_operations,
4748 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4749 vect_stmt_relevant_p, vect_get_loop_niters,
4750 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4751 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4752 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4753 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4754 vect_get_memtag): Likewise.
4756 (vectorizable_load): Function externalized. Declaration moved to
4757 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4758 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4759 vect_transform_loop): Likewise.
4760 (vect_transform_stmt): Moved to tree-vect-transform.c.
4761 (vect_align_data_ref, vect_create_destination_var,
4762 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4763 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4764 vect_get_vec_def_for_operand, vect_init_vector,
4765 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4766 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4767 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4768 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4769 vect_do_peeling_for_loop_bound): Likewise.
4771 * tree-vect-analyze.c: New file.
4772 * tree-vect-transform.c: New file.
4774 2005-02-17 Jason Merrill <jason@redhat.com>
4776 PR mudflap/19319, c++/19317
4777 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4780 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4782 * doc/install.texi (Specific): Update link for Darwin-specific
4785 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4787 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4788 constant_boolean_node.
4790 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4793 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4794 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4796 2005-02-16 Richard Henderson <rth@redhat.com>
4799 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4801 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4802 replace uses with Wtype_MAXp1_F.
4803 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4804 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4805 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4806 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4807 and HAVE_TFMODE as appropriate.
4808 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4809 (__floatdisf): Likewise.
4810 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4811 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4812 (Wtype_MAXp1_F): New.
4813 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4814 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4816 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4819 * arm.c (arm_apply_result_size): New function.
4820 * arm.h (APPLY_RESULT_SIZE): Define.
4821 * arm-protos.h (arm_apply_result_size): Add prototype.
4822 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4823 (movxf): New expand.
4824 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4825 (call_value_symbol): Remove predicate for operand 0.
4826 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4827 (untyped_call): Rework to correclty return values for any type.
4828 (untyped_return): New expand.
4829 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4831 2005-02-16 Stan Shebs <shebs@apple.com>
4833 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4834 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4836 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4838 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4839 configure settings on Solaris 7 and later.
4841 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4843 PR tree-optimization/19865
4844 * tree-optimize.c (init_tree_optimization_passes): Run
4845 pass_may_alias after pass_sra.
4847 2005-02-16 Richard Henderson <rth@redhat.com>
4848 Stuart Hastings <stuart@apple.com>
4851 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4852 Do nothing if debug info suppressed for this function.
4853 (dbxout_begin_function): Early exit if debug info suppressed for
4856 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4859 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4861 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4863 PR tree-optimization/19967
4864 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4865 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4866 argument TYPE. Adjust calls to fold_builtin_XXX.
4867 (expand_builtin, fold_builtin_1): Adjust calls to
4869 (fold_builtin_strchr, fold_builtin_strpbrk,
4870 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4871 result to a requested type TYPE.
4873 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4876 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4877 (T)x & (T)cst if (T)cst overflows.
4878 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4879 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4881 2005-02-15 Jeff Law <law@redhat.com>
4883 * gcse.c (blocks_with_calls): New bitmap.
4884 (alloc_gcse_mem): Allocate it.
4885 (free_gcse_mem): Free it.
4886 (clear_modifY_mem_tables): Clear it.
4887 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4888 when we encounter CALL_INSNs.
4889 (compute_transp, case MEM): Handle blocks with calls separate
4890 from blocks without calls. Use bitmap iterators rather than
4893 2005-02-15 Peter O'Gorman <peter@pogma.com>
4896 * mklibgcc.in (vis_hide): Use a temporary object file, not
4899 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4902 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4903 access optimization.
4905 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4906 Alan Modra <amodra@bigpond.net.au>
4909 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4910 (_xlqsub): Rename to __gcc_qsub.
4911 (_xlqmul): Rename to __gcc_qmul.
4912 (_xlqdiv): Rename to __gcc_qdiv.
4913 Provide versioned symbol aliases with old names.
4914 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4915 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4916 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4917 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4918 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4920 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4922 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4923 Fold ~(A - 1) and ~(A + -1) to -A.
4925 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4929 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4930 config/pa/pa-host.c:pa_gt_pch_use_address.
4932 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4934 * tree-vn.c (get_value_handle): Make sure that given an
4935 is_gimple_min_invariant expression, we always return it.
4937 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4939 * passes.c (rest_of_handle_gcse): Fix a comment.
4941 2005-02-15 Jeff Law <law@redhat.com>
4943 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4945 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4946 (canon_list_insert, record_last_mem_set_info): Similarly.
4947 (clear_modify_mem_tables): Similarly.
4949 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4951 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4952 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4953 config/mips/mips.md, config/rs6000/aix.h,
4954 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4956 2005-02-15 Richard Henderson <rth@redhat.com>
4958 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4959 call to be best_edge.
4961 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4963 * basic-block.h: Adjust the prototype for find_basic_blocks.
4964 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4965 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4968 * flow.c (recompute_reg_usage): Remove all arguments.
4969 * passes.c (rest_of_compilation): Adjust the call to
4970 recompute_reg_usage.
4971 * rtl.h: Adjust the prototype for recompute_reg_usage.
4973 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4975 * tree-dump.c (dump_files): Update to reflect new member
4977 (dump_register): Add new argument.
4979 (dump_switch_p_1): Check against glob name if doglob was passed.
4980 (dump_switch_p): Check against regular first, then glob if
4981 we didn't have any hits on the dump name.
4982 * tree-optimize.c (register_one_dump_file):
4983 Pass in glob name as well.
4984 * tree-pass.h (struct dump_file_info): Add glob
4987 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4989 PR preprocessor/16323
4990 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4992 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4995 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4996 (trunctfdf2_internal1): New.
4997 (trunctfdf2_internal2): Renamed from trunctfdf2.
4999 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5001 PR tree-optimization/19853
5002 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5004 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5006 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5007 delete_dead_jumptables and cleanup_cfg.
5009 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5011 * reload.c (find_reloads): Swap address_reloaded flags when
5012 swapping commutative operands.
5014 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5016 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5017 Use standard_iv_increment_position for computing the bsi position
5019 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5022 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5025 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5026 life range of hard registers.
5027 * value-prof.c (insn_prefetch_values_to_profile): Only
5030 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5031 profile in libcalls.
5033 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5035 * bitmap.h (bitmap_and_compl_into): Return bool.
5036 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5038 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5040 PR tree-optimization/19944
5041 * fold-const.c (fold): Re-add ABS_EXPR folding.
5043 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5046 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5047 {TARGET,MASK}_XL_COMPAT.
5048 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5050 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5051 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5053 (rs6000_arg_partial_bytes): Same.
5054 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5055 and XL compatibility enabled.
5056 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5057 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5058 test to final condition.
5059 (cmptf_internal2): New.
5060 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5061 xl-compat. Add TFmode information to description.
5063 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5065 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5067 2005-02-13 Jason Merrill <jason@redhat.com>
5070 * fold-const.c (fold_indirect_ref_1): Split out from...
5071 (build_fold_indirect_ref): Here.
5072 (fold_indirect_ref): New fn.
5073 * tree.h: Declare it.
5074 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5075 (gimplify_modify_expr_rhs): Likewise.
5076 (gimplify_expr): Likewise.
5078 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5080 PR tree-optimization/14303
5081 PR tree-optimization/15784
5082 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5083 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5084 ABS_EXPR<x> != 0 to x != 0.
5086 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5088 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5089 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5090 spelling conventions.
5092 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5093 delete_trivially_dead_insns too many times.
5095 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5098 2005-02-12 Ira Rosen <irar@il.ibm.com>
5100 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5101 (vect_is_simple_iv_evolution): Remove redundant parameter
5103 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5104 without last parameter.
5105 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5106 Return pointer step. Call vect_is_simple_iv_evolution without
5107 last parameter. Check only that the step is multiple of size
5108 type. Remove stmt_vinfo updates.
5109 (vect_get_memtag_and_dr): Remove.
5110 (vect_get_memtag): New function.
5111 (vect_address_analysis): New function.
5112 (vect_object_analysis): New function.
5113 (vect_analyze_data_refs): Call vect_object_analysis and
5114 vect_get_memtag. Update stmt_vinfo fields.
5116 2005-02-12 Ira Rosen <irar@il.ibm.com>
5118 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5119 exist and are objects. Remove checks for pointer.
5120 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5121 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5122 (vect_create_data_ref_ptr): Likewise.
5123 (vect_base_addr_differ_p): New function.
5124 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5125 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5126 Don't set the DR_BASE_NAME field of data-ref.
5127 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5129 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5131 * optabs.h (enum optab_index): Add new OTI_ldexp.
5132 (ldexp_optab): Define corresponding macro.
5133 * optabs.c (init_optabs): Initialize ldexp_optab.
5134 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5136 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5138 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5139 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5141 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5142 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5145 2005-02-12 Ira Rosen <irar@il.ibm.com>
5147 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5149 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5151 (vect_get_base_and_offset): Always return an address.
5152 (vect_create_addr_base_for_vector_ref): Remove treatment for
5153 different data reference types.
5154 (vect_compute_data_ref_alignment): Rename base to base_address in
5155 stmt_vec_info. Get the object in order to force its alignment.
5156 (vect_get_memtag_and_dr): Rename base to base_address in
5157 stmt_vec_info. Extract the object for memtag analysis.
5159 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5161 PR regression/19898.
5162 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5163 changes cc_status, use apply modified_in_p to part of cc_status
5164 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5167 2005-02-11 Richard Henderson <rth@redhat.com>
5169 * tree-complex.c (expand_complex_libcall): New.
5170 (expand_complex_multiplication): Use it for c99 compliance.
5171 (expand_complex_division): Likewise.
5172 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5174 * builtins.c (built_in_names): Remove const.
5175 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5177 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5178 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5179 (built_in_names): Remove const.
5180 * c-common.c (c_common_type_for_mode): Handle complex modes.
5181 * flags.h, toplev.c (flag_complex_method): Rename from
5182 flag_complex_divide_method.
5183 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5184 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5185 * libgcc2.h: Declare them.
5186 * libgcc-std.ver: Export them.
5187 * mklibgcc.in (lib2funcs): Build them.
5189 2005-02-11 Steven Bosscher <stevenb@suse.de>
5191 PR tree-optimization/19876
5192 Partially revert my change from 2005-01-14
5193 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5194 (compute_antic): ...and remove the loop here.
5196 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5199 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5200 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5202 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5203 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5205 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5207 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5208 offsets for the big-endian 32-bit case.
5210 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5212 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5214 2005-02-11 Dale Johannesen <dalej@apple.com>
5216 * cselib.c (cselib_process_insn): Clear out regs where
5217 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5218 * reload.c (find_equiv_reg): Ditto.
5220 2005-02-11 Ian Lance Taylor <ian@airs.com>
5222 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5225 * tree.c (build_function_type_list): Work correctly if there are
5228 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5230 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5231 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5232 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5233 TARGET_ZARCH instead of TARGET_64BIT.
5235 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5237 * config/rs6000/t-rtems:
5238 (MULTILIB_OPTIONS): Remove mcpu=602.
5239 (MUTLILIB_DIRNAMES): Remove m602.
5240 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5241 Let mcpu=602 match mcpu=603.
5242 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5244 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5246 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5249 2005-02-10 David Daney <ddaney@avtrex.com>
5251 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5252 * config/i386/linux-unwind.h: Likewise.
5253 * config/ia64/linux-unwind.h: Likewise.
5254 * config/mips/linux-unwind.h: Likewise.
5255 * config/pa/linux-unwind.h: Likewise.
5256 * config/rs6000/linux-unwind.h: Likewise.
5257 * config/s390/linux-unwind.h: Likewise.
5258 * config/sh/linux-unwind.h: Likewise.
5259 * config/sparc/linux-unwind.h: Likewise.
5261 2005-02-10 Steven Bosscher <stevenb@suse.de>
5263 PR tree-optimization/17549
5264 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5265 TER to replace a DEF with its expression if the DEF and the
5266 rhs of the expression we replace into have the same root
5269 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5271 * config/mips/mips.md: Fix the placement of the match_scratch in the
5274 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5276 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5279 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5281 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5282 (strip_offset): Handle addresses.
5283 (add_address_candidates): Use strip_offset.
5284 (difference_cost): Reflect strip_offset change.
5285 (force_var_cost, difference_cost): Strip nops.
5287 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5289 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5291 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5292 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5293 config/cris/cris-protos.h, config/cris/cris.c: Update
5296 2005-02-10 Jeff Law <law@redhat.com>
5298 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5299 (lookup_avail_expr): Similarly.
5301 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5303 * builtins.c (fold_builtin_powi): New function.
5304 (fold_builtin_1): Call it.
5306 2005-02-10 Steven Bosscher <stevenb@suse.de>
5308 PR documentation/19309
5309 * doc/cpp.texi: The __GNUC__ and related predefined macros
5310 are also defined for the "standalone" cpp.
5311 Some non-GCC compilers may also define __GNUC__.
5313 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5316 * c-typeck.c (common_type): New routine. Old common_type renamed
5318 (c_common_type): ...this.
5319 (build_conditional_expr, build_binary_op): Use c_common_type instead
5322 2005-02-10 Steven Bosscher <stevenb@suse.de>
5324 * doc/md.texi: Replace @samp{length} with @code{length}.
5326 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5328 PR tree-optimization/18687
5329 * tree-flow.h (find_loop_niter): Declare.
5330 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5331 Try using scev even for loops with more than one exit.
5332 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5333 (struct ivopts_data): Added niters field.
5334 (struct nfe_cache_elt): New.
5335 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5337 (tree_ssa_iv_optimize_init): Initialize niters cache.
5338 (determine_number_of_iterations): Removed.
5339 (find_induction_variables): Do not call determine_number_of_iterations.
5340 Access niters for single exit through niter_for_single_dom_exit.
5341 (add_iv_outer_candidates): Access niters for single exit through
5342 niter_for_single_dom_exit.
5343 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5344 number_of_iterations_cond.
5345 (iv_period): New function.
5346 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5347 (may_replace_final_value): Take data argument. Use
5348 niter_for_single_dom_exit.
5349 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5350 (rewrite_use_compare): Pass data to may_eliminate_iv.
5351 (rewrite_use_outer): Pass data to may_replace_final_value.
5352 (free_loop_data): Clean up the niters cache.
5353 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5354 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5355 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5356 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5357 (num_ending_zeros): Moved to tree.c.
5358 * tree.h (num_ending_zeros): Declare.
5359 * tree.c (num_ending_zeros): Moved from tree.c.
5361 2005-02-09 Richard Henderson <rth@redhat.com>
5363 * builtins.c (DEF_BUILTIN): Add COND argument.
5364 * tree.h (DEF_BUILTIN): Likewise.
5365 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5366 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5368 (DEF_BUILTIN_STUB): New.
5369 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5370 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5371 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5372 * c-common.c (DEF_BUILTIN): Add COND argument.
5373 * tree.c (local_define_builtin): New.
5374 (build_common_builtin_nodes): New.
5376 2005-02-09 Roger Sayle <roger@eyesopen.com>
5378 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5379 floating point expression ignoring the sign of the result.
5380 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5381 (fold) <MULT_EXPR>: Use it to simplify x*x.
5382 * tree.h (fold_strip_sign_ops): Prototype here.
5383 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5384 argument. Use fold_strip_sign_ops to simplify the first argument.
5385 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5386 first argument when the second argument is an even integer
5387 constant, but only with -funsafe_math_optimizations.
5388 (fold_builtin_1): Update call to fold_builtin_copysign.
5390 2005-02-09 Ian Lance Taylor <ian@airs.com>
5393 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5394 just check whether EH_FILTER_FAILURE falls through.
5396 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5398 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5399 insns return to ready list in the next turn.
5401 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5404 * builtins.def: New __builtin_powi[lf].
5405 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5406 (expand_builtin_powi): New function.
5407 (expand_builtin): Dispatch to expand_builtin_powi.
5408 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5409 * libgcc2.c: Add __builtin_powi[lf] implementation.
5410 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5411 * optabs.h: Add powi_optab.
5412 * optabs.c (init_optabs): Initialize powi_optab.
5413 * doc/extend.texi: Document __builtin_powi[lf].
5415 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5417 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5420 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5423 * fold-const.c (try_move_mult_to_index): Remove redundant
5424 type argument. Create ADDR_EXPR with correct type.
5425 (fold): Update callers of try_move_mult_to_index. Convert
5426 result to the appropriate type.
5428 2005-02-09 Roger Sayle <roger@eyesopen.com>
5431 * config/avr/avr.c (default_rtx_costs): Delete.
5432 (avr_operand_rtx_cost): New function.
5433 (avr_rtx_costs): Completely rewrite.
5435 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5438 * config/cris/cris.c (in_code): New variable.
5439 (cris_output_addr_const): Now a static function, a wrapper for
5441 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5442 case from old cris_output_addr_const.
5443 (cris_asm_output_label_ref): Similar for LABEL_REF.
5444 (cris_output_addr_const_extra): Similar for UNSPEC.
5445 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5446 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5447 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5449 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5450 (cris_asm_output_label_ref): Declare.
5452 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5454 PR preprocessor/19801
5455 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5456 filenames that changed when libcpp was moved to the toplevel.
5458 2005-02-07 Roger Sayle <roger@eyesopen.com>
5460 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5461 zero extensions of BImode operands. Call lowpart_subreg instead
5462 of gen_lowpart_common and gen_lowpart_SUBREG.
5464 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5467 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5468 * configure.ac: Set cc_for_cross_gnattools.
5469 * configure: Regenerate.
5471 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5474 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5476 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5479 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5480 of nested functions.
5482 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
5484 * doc/extend.texi: Document deprecated extensions allowing
5485 static floating-point members to have initializers and allowing
5486 floating-point literals in integral constant expressions.
5488 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
5490 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
5491 config/darwin7.h, config/mips/mips.c,
5492 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
5495 * cse.c: Update comments.
5497 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
5500 * builtins.c (fold_builtin_sqrt): Transform
5501 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
5504 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
5505 Dorit Naishlos <dorit@il.ibm.com>
5507 * doc/invoke.texi (ftree-vectorizer-verbose): New.
5508 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
5509 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
5511 * tree.h (vect_set_verbosity_level): New extern function declaration
5513 * tree-vectorizer.h (verbosity_levels): New enum type.
5514 * tree-vectorizer.c (vect_debug_stats): Function removed.
5515 (vect_debug_details): Likewise.
5516 (vect_verbosity_level): Global variable was defined and initialized.
5517 (vect_dump): Global variable definition.
5518 (vect_print_dump_info): New function.
5519 (vect_set_dump_settings): New function.
5520 (vect_set_verbosity_level): New function.
5521 (vectorize_loops): Add call to vect_set_dump_settings.
5523 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
5524 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5525 (slpeel_tree_peel_loop_to_edge): Likewise.
5527 (vect_analyze_offset_expr): Call to vect_print_dump_info with
5528 appropriate verbosity level instead of call to vect_debug_details
5529 or vect_debug_stats.
5530 (vect_get_base_and_offset):
5531 (vect_create_addr_base_for_vector_ref):
5532 (get_vectype_for_scalar_type):
5533 (vect_create_data_ref_ptr):
5535 (vect_get_vec_def_for_operand):
5536 (vect_finish_stmt_generation):
5537 (vectorizable_assignment):
5538 (vectorizable_operation):
5539 (vectorizable_store):
5540 (vectorizable_load):
5541 (vect_transform_stmt):
5542 (vect_update_ivs_after_vectorizer):
5543 (vect_do_peeling_for_loop_bound):
5544 (vect_update_inits_of_drs):
5545 (vect_do_peeling_for_alignment):
5546 (vect_transform_loop):
5547 (vect_is_simple_use):
5548 (vect_analyze_operations):
5549 (vect_is_simple_iv_evolution):
5550 (vect_analyze_scalar_cycles):
5551 (vect_analyze_data_ref_dependence):
5552 (vect_analyze_data_ref_dependences):
5553 (vect_compute_data_ref_alignment):
5554 (vect_enhance_data_refs_alignment):
5555 (vect_analyze_data_refs_alignment):
5556 (vect_analyze_data_ref_access):
5557 (vect_analyze_data_ref_accesses):
5558 (vect_analyze_pointer_ref_access):
5559 (vect_get_memtag_and_dr):
5560 (vect_analyze_data_refs):
5561 (vect_mark_relevant):
5562 (vect_stmt_relevant_p):
5563 (vect_mark_stmts_to_be_vectorized):
5564 (vect_can_advance_ivs_p):
5565 (vect_get_loop_niters):
5566 (vect_analyze_loop_form):
5567 (vect_analyze_loop):
5568 (vectorize_loops): Likewise.
5570 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
5571 (vect_update_inits_of_drs):
5572 (vect_do_peeling_for_alignment):
5573 (vect_transform_loop):
5574 (vect_analyze_operations):
5575 (vect_analyze_scalar_cycles):
5576 (vect_analyze_data_ref_dependences):
5577 (vect_analyze_data_refs_alignment):
5578 (vect_analyze_data_ref_accesses):
5579 (vect_analyze_data_refs):
5580 (vect_mark_stmts_to_be_vectorized):
5581 (vect_get_loop_niters):
5582 (vect_analyze_loop_form):
5583 (vect_analyze_loop): Likewise.
5584 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
5586 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
5590 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5591 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5592 either -ffast-math or -funsafe-math-optimizations is in use.
5594 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5595 * config/mips/irix-csr.c: New file.
5596 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5597 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5598 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5601 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
5603 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
5604 redundant, incorrect definitions.
5606 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5608 ("*tls_indirect_call"): New, reference hard regs directly.
5609 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5611 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5613 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5614 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5616 2005-02-06 Roger Sayle <roger@eyesopen.com>
5618 PR rtl-optimization/19800
5619 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5620 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5623 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5625 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5627 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5630 * doc/invoke.texi: Correct documentation of -freorder-functions.
5632 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5635 * doc/invoke.texi: Don't mention gccbug.
5637 2005-02-06 Roger Sayle <roger@eyesopen.com>
5638 Andrew Pinski <pinskia@physics.uc.edu>
5639 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5641 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5642 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5643 into just (zero_extract:SI FOO (const_int 1) BAR).
5645 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5647 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5648 macro locally. Don't give last revision date. Use GCC version
5649 number from gcc-common.texi.
5650 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5651 revision date. Use GCC version number from gcc-common.texi.
5652 Describe being a library as current state rather than as 3.x
5654 * doc/gcc.texi: Remove last update date.
5655 * doc/gccint.texi: Likewise. Update copyright dates.
5656 * doc/install.texi: Update copyright dates.
5658 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5661 * doc/invoke.texi: Mention for each option included in -Wall that
5662 it is included in -Wall.
5663 * doc/gcc.texi: Update copyright and last modification date.
5665 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5667 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5668 unnecessary cast to original induction variable increments.
5670 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5672 PR tree-optimization/18219
5673 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5674 in distributed form.
5676 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5678 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5679 Set bitpos and offset later in the function. Do nothing if the
5680 target is a register and if the bitfield lies completely outside
5682 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5683 here. Return an uninitialised register if the source value is stored
5684 in a register and the bitfield lies completely outside that register.
5686 2005-02-06 Steven Bosscher <stevenb@suse.de>
5688 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5691 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5693 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5695 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5697 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5698 * config/darwin8.h: New.
5699 * config/darwin7.h: Update comment.
5701 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5702 Dorit Naishlos <dorit@il.ibm.com>
5704 * tree-vectorizer.h (LOC): New type.
5705 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5706 (loop_line_number): New field in struct _loop_vec_info.
5707 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5709 * tree-vectorizer.c (input.h): Included.
5710 (find_loop_location): New function.
5711 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5712 loop line number removed.
5713 (vect_debug_details): Likewise.
5714 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5716 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5717 call to vect_debug_details/stats changed from loop to loop_loc.
5718 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5719 (slpeel_tree_peel_loop_to_edge): Likewise.
5721 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5722 changed from NULL to UNKNOWN_LOC.
5723 (vect_get_base_and_offset):
5724 (vect_create_addr_base_for_vector_ref):
5725 (get_vectype_for_scalar_type):
5726 (vect_create_data_ref_ptr):
5728 (vect_get_vec_def_for_operand):
5729 (vect_finish_stmt_generation):
5730 (vectorizable_assignment):
5731 (vectorizable_operation):
5732 (vectorizable_store):
5733 (vectorizable_load):
5734 (vect_transform_stmt):
5735 (vect_update_ivs_after_vectorizer):
5736 (vect_do_peeling_for_loop_bound):
5737 (vect_do_peeling_for_alignment):
5738 (vect_transform_loop):
5739 (vect_is_simple_use):
5740 (vect_analyze_operations):
5741 (vect_is_simple_iv_evolution):
5742 (vect_analyze_scalar_cycles):
5743 (vect_analyze_data_ref_dependences):
5744 (vect_compute_data_ref_alignment):
5745 (vect_enhance_data_refs_alignment):
5746 (vect_analyze_data_ref_access):
5747 (vect_analyze_data_ref_accesses):
5748 (vect_analyze_pointer_ref_access):
5749 (vect_get_memtag_and_dr):
5750 (vect_analyze_data_refs):
5751 (vect_mark_relevant):
5752 (vect_stmt_relevant_p):
5753 (vect_mark_stmts_to_be_vectorized):
5754 (vect_can_advance_ivs_p):
5755 (vect_get_loop_niters):
5756 (vect_analyze_loop):
5757 (vectorize_loops): Likewise.
5759 (vectorizable_load): Argument in call to vect_debug_details/stats
5760 changed from loop to LOOP_LOC (loop_vinfo).
5761 (vect_transform_loop):
5762 (vect_analyze_operations):
5763 (vect_analyze_scalar_cycles):
5764 (vect_analyze_data_ref_dependence):
5765 (vect_enhance_data_refs_alignment):
5766 (vect_analyze_data_ref_accesses):
5767 (vect_analyze_pointer_ref_access):
5768 (vect_analyze_data_refs):
5769 (vect_analyze_loop): Likewise.
5771 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5772 changed from loop to loop_loc.
5774 (vect_enhance_data_refs_alignment): Removed unused variable loop.
5776 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5777 Dorit Naishlos <dorit@il.ibm.com>
5779 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5781 (vect_analyze_data_ref_dependences): Likewise.
5783 (vect_is_simple_use): Argument changed from loop structure to
5784 loop_vect_info structure.
5785 (vect_can_advance_ivs_p): Likewise.
5786 (vect_create_index_for_vector_ref): Likewise.
5787 (vect_update_ivs_after_vectorizer): Likewise.
5788 (new_stmt_vec_info): Likewise.
5790 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5791 changed from loop to loop_vinfo.
5792 (vect_create_data_ref_ptr): First argument in call to
5793 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5794 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5795 was changed from loop to loop_vinfo.
5796 (vectorizable_operation): Likewise.
5797 (vectorizable_store): Likewise.
5798 (vect_mark_stmts_to_be_vectorized): Likewise.
5799 (vect_do_peeling_for_loop_bound): First argument in call to
5800 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5801 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5802 was changed from loop to loop_vinfo.
5803 (vect_analyze_data_ref_dependences): Third argument in call to
5804 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5806 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5807 (vect_create_data_ref_ptr): Likewise.
5808 (vect_init_vector): Likewise.
5809 (vect_get_vec_def_for_operand): Likewise.
5810 (vectorizable_assignment): Likewise.
5811 (vectorizable_operation): Likewise.
5812 (vectorizable_store): Likewise.
5813 (vectorizable_load): Likewise.
5814 (vect_update_ivs_after_vectorizer): Likewise.
5815 (vect_is_simple_use): Likewise.
5816 (vect_analyze_data_ref_dependence): Likewise.
5817 (vect_analyze_pointer_ref_access): Likewise.
5818 (vect_can_advance_ivs_p): Likewise.
5820 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5821 before _stmt_vec_info.
5822 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5823 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5824 (new_stmt_vec_info): Argument changed from loop structure to
5825 loop_vect_info structure
5827 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5828 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5829 (vect_create_addr_base_for_vector_ref): Likewise.
5830 (vect_analyze_pointer_ref_access): Likewise.
5832 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5835 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5836 phi flag if the phi is abnormal.
5838 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5841 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5842 information for the new statement.
5844 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5847 * gcc.c (main): Include the target in -v output.
5849 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5851 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5852 Do not drop the extend if we'd have to add a paradoxical subreg
5853 later. Include optabs.h and insn-codes.h.
5854 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5856 2005-02-02 Roger Sayle <roger@eyesopen.com>
5859 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5860 * fold-const.c (const_binop): Avoid constant folding floating
5861 point operations in modes that use composite representations.
5862 * simplify-rtx.c (simplify_binary_operation): Likewise.
5864 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5866 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5868 (altivec_dstt): Likewise.
5869 (altivec_dstst): Likewise.
5870 (altivec_dststt): Likewise.
5871 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5874 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5876 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5877 EXPR_LOCUS from orig_cond to the new cond_stmt.
5878 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5881 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5883 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5884 standard_iv_increment_position. Remove call to bsi_next
5885 (no need to bump the iterator anymore).
5886 (vect_create_index_for_vector_ref): Call
5887 standard_iv_increment_position. Remove second function argument.
5888 (vect_finish_stmt_generation): Remove call to bsi_next
5889 (no need to bump the iterator anymore).
5890 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5891 to vect_create_index_for_vector_ref.
5893 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5895 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5896 phis are used out of the loop.
5898 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5901 * c-decl.c (undef_nested_function): New variable.
5902 (pop_scope): Diagnose undefined nested functions.
5903 (finish_function): Don't attempt cgraph processing or genericizing
5904 if current top-level function contained an undefined nested
5905 function. Reset undef_nested_function at the end of a top-level
5908 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5910 * tree.c (build_int_cst_type): Take sign of the value into account
5911 when deciding whether sign extend the value.
5913 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5916 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5917 (cpp_options, cc1_options): Change %{std*&ansi} to
5918 %{std*&ansi&trigraphs}.
5920 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5922 * cse.c: Update comments.
5924 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5926 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5927 arguments go on the stack. Do not put complex doubles in odd/even
5930 2005-02-02 Steven Bosscher <stevenb@suse.de>
5932 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5933 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5934 -ftree-pre, and -fthread-jumps.
5936 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5938 PR tree-optimization/19578
5939 * tree-flow.h (modified_noreturn_calls): Declare.
5940 (noreturn_call_p): Declare.
5941 * tree-flow-inline.h (noreturn_call_p): New function.
5942 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5943 * tree-cfg.c (modified_noreturn_calls): New variable.
5944 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5945 that contain a mid-block noreturn call.
5946 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5948 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5950 * df.c (df_def_record_1, df_uses_record): Don't use
5952 * df.h (DF_FOR_REGALLOC): Remove.
5954 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5957 * c-typeck.c (really_start_incremental_init): Reset
5958 constructor_max_index for arrays of incomplete type.
5960 2005-02-02 Jeff Law <law@redhat.com>
5962 * gcse.c (struct reg_set): Store the block index where the register
5963 was set rather than the setting insn.
5964 (record_one_set, compute_transp): Corresponding changes.
5965 (pre_insert_copy_insn): Do not call replace_one_set.
5966 (replace_one_set): Remove.
5968 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5971 * doc/gcov.texi: Fix typo.
5973 2005-02-01 Richard Henderson <rth@redhat.com
5976 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5977 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5979 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5980 * config/i386/i386-protos.h: Update.
5982 2005-02-01 Steven Bosscher <stevenb@suse.de>
5984 PR tree-optimization/19217
5985 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5986 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5987 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5988 that it is walking a PHI node.
5990 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5992 * doc/extend.texi (Nested Functions): Update.
5994 2005-02-01 Richard Henderson <rth@redhat.com>
5997 * optabs.c (expand_copysign_absneg): Export.
5998 * optabs.h (expand_copysign_absneg): Declare.
5999 * config/rs6000/rs6000.md (copysigntf3): New.
6001 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6003 PR tree-optimization/19633
6004 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6005 * tree-ssa-alias.c (init_alias_info): Initialize.
6006 (merge_pointed_to_info): Set.
6007 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6008 (dump_points_to_info_for): Show value of pt_null.
6009 (struct count_ptr_d): Declare.
6010 (find_ptr_dereference): Remove.
6011 (ptr_is_dereferenced_by): Remove.
6012 (count_ptr_derefs): New local function.
6013 (count_uses_and_derefs): New local function.
6014 (compute_points_to_and_addr_escape): Call it. If the number
6015 of dereferences is greater than zero, mark the pointer as
6016 dereferenced. If there are fewer dereferences than uses of
6017 the pointer, the pointer's value escapes.
6019 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6021 PR tree-optimization/19670
6022 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6024 (verify_use): ... set it here, instead.
6026 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6028 * doc/sourcebuild.texi (Test directives): Fix formatting.
6030 * doc/sourcebuild.texi (Test directives): Describe selector
6033 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6035 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6036 specific 64-bit CPUs.
6038 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6041 * arm.c (arm_eliminable_register): New function.
6042 (adjacent_mem_locations): Don't allow eliminable registers. Use
6043 HOST_WIDE_INT for address offsets.
6044 * arm-protos.h (arm_eliminable_register): Add prototype.
6046 2005-02-01 Steven Bosscher <stevenb@suse.de>
6048 PR optimization/15242
6049 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6050 * basic-block.h (duplicate_computed_gotos): Add prototype.
6051 * bb-reorder.c (duplicate_computed_gotos): New function to
6052 duplicate sufficiently small blocks ending in a computed jump.
6053 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6054 if not optimizing for size.
6055 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6056 never do tail merging for blocks ending in a computed jump.
6057 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6059 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6061 Patch from Richard Sandiford <rsandifo@redhat.com>
6062 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6063 from inheriting a subreg equivalence with a non-spill register.
6065 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6067 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6069 * config/frv/frv.c (movcc_fp_destination_operand): New.
6070 (gpr_or_memory_operand): Fix typo in comment.
6071 (gpr_or_memory_operand_with_scratch): New.
6072 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6073 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6074 movcc_fp_destination_operand.
6075 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6076 Legitimize memory addresses using a scratch register.
6078 2005-01-31 Jeff Law <law@redhat.com>
6080 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6081 bitmap a sparse bitmap instead of a simple bitmap.
6082 (mark_def_sites_initialize_block): Corresponding changes.
6083 (ssa_mark_def_sites_initialize_block): Likewise.
6084 (ssa_mark_phi_uses): Likewise.
6085 (mark_def_site, ssa_mark_def_sites): Likewise.
6086 (mark_def_site_blocks): Likewise.
6087 (rewrite_ssa_into_ssa): Likewise.
6089 * tree-ssa-dom.c (record_cond): Pass correct variable type
6090 for last argument to htab_find_slot_with_hash.
6092 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6093 effects when optimizing 0 % X. Do not try to optimize X % 0.
6095 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6097 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6100 2005-02-01 Eric Christopher <echristo@redhat.com>
6102 * config/mips/mips.c (override_options): Warn if -mint64
6104 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6107 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6109 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6111 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6112 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6113 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6114 (cached_regno): Initialize to INVALID_REGNUM.
6115 (cse_reg_info_table_size,
6116 cse_reg_info_table_first_uninitialized,
6117 cse_reg_info_timestamp): New.
6118 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6120 (init_cse_reg_info, get_cse_reg_info_1): New.
6121 (get_cse_reg_info): Cache the last look-up.
6122 (new_basic_block): Update the code to clear mappings from
6123 registers to cse_reg_info entries.
6124 (cse_main): Call init_cse_reg_info.
6126 * cse.c (get_cse_reg_info): Update a comment.
6128 2005-01-31 Steven Bosscher <stevenb@suse.de>
6131 * c-decl.c (start_decl): Do not warn about arrays of elements with
6132 an incomplete type here.
6133 (grokdeclarator): Do it here by making a pedwarn an error.
6134 * c-typeck.c (push_init_level): If there were previous errors with
6135 the constructor type, do not warn about braces for initializers.
6136 (process_init_element): Likewise for excess initializer elements.
6138 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6140 * cse.c (delete_trivially_dead_insn): Don't iterate.
6142 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6144 * config/rs6000/rs6000.md (copysignsf3): New expand.
6145 (copysigndf3): Likewise.
6147 2005-01-31 Steven Bosscher <stevenb@suse.de>
6149 * recog.c (constrain_operands): Only look for earlyclobber operand
6150 conflicts if an '&' constraint was seen.
6152 2005-01-31 Marc Espie <espie@openbsd.org>
6154 * config.gcc: Don't include embedded systems fragment, switches default
6155 debugging format to ELF.
6156 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6157 longer pick it up there.
6159 2005-01-31 Dale Johannesen <dalej@apple.com>
6161 * doc/extend.texi (nested functions): Fix linkage description.
6162 Clarify that static is not allowed.
6164 2005-01-31 Dale Johannesen <dalej@apple.com>
6166 * config/rs6000/darwin.md (movsf_low_di): Make work.
6167 (movdf_low_di): Make work.
6169 2005-01-31 Dale Johannesen <dalej@apple.com>
6171 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6172 Make work for 64 bit.
6174 2005-01-31 Roger Sayle <roger@eyesopen.com>
6175 Dale Johannesen <dalej@apple.com>
6178 * fold-const.c (fold_binary_op_with_conditional_arg):
6179 Make types match original operands, before STRIP_NOPS.
6181 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6183 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6184 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6185 (struct gcc_sigcontext): Delete. Merge contents to..
6186 (struct gcc_ucontext): ..here.
6187 (get_sigcontext): Delete.
6188 (get_regs): New function, like get_sigcontext but return regs ptr.
6189 64-bit version finds regs from r1 to support vdso.
6190 (ppc_linux_aux_vector): New function.
6191 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6194 2005-01-31 Ira Rosen <irar@il.ibm.com>
6196 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6198 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6199 redundant fold. Fix misalignment for MINUS_EXPR.
6200 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6201 (vect_analyze_pointer_ref_access): Likewise.
6202 (vect_get_memtag_and_dr): Likewise.
6204 2005-01-31 Richard Henderson <rth@redhat.com>
6206 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6207 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6208 absnegdf2_i387, absnegxf2_i387): Likewise.
6210 2005-01-31 Richard Henderson <rth@redhat.com>
6213 * optabs.c (expand_copysign_absneg): New.
6214 (expand_copysign_bit): Split out from ...
6215 (expand_copysign): ... here. Use expand_copysign_absneg.
6217 2005-01-30 Roger Sayle <roger@eyesopen.com>
6220 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6221 constant as the second operand and a register as the third.
6223 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6226 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6227 that dllimport'd functions do not use all call-clobbered registers
6230 2005-01-30 Richard Henderson <rth@redhat.com>
6233 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6234 expand_abs_nojump and generalize. Use operand_subword and
6235 emit_no_conflict_block. Support large modes.
6236 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6238 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6239 negation to subtraction.
6240 (expand_copysign): Check that the format has signed zeros.
6241 Use operand_subword and emit_no_conflict_block. Support large modes.
6243 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6245 Fix PR tree-optimization/19624
6247 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6248 * tree-ssa-pre.c: Add cfgloop.h.
6250 (pre_stats): New member, constified.
6251 (inserted_exprs): New static variable.
6252 (NECESSARY): New macro.
6253 (create_expression_by_pieces): Fold the expression, and
6254 mark it as defaulting to not necessary. Also put in
6256 (fully_constant_expression): New function.
6257 (insert_into_preds_of_block): Modify to not insert phis when we
6258 are playing with induction variables.
6259 Push phis onto the inserted_exprs vector, and mark them as not
6260 necessary by default.
6261 (insert_aux): Call fully_constant_expression on eprime.
6262 If all edges produce the same value, mark it constant.
6263 (mark_operand_necessary): New function.
6264 (remove_dead_inserted_code): New function.
6265 (init_pre): Init loop optimizer to get loop info.
6266 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6267 (execute_pre): Commit edge inserts, then remove dead code.
6269 2005-01-30 Richard Henderson <rth@redhat.com>
6271 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6272 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6274 2005-01-30 Richard Henderson <rth@redhat.com>
6277 * config/i386/i386.c (ix86_expand_copysign): New.
6278 (ix86_split_copysign_const): New.
6279 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6280 rearrange op1/nmask operands.
6281 * config/i386/i386-protos.h: Update.
6282 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6283 (copysigndf3): Likewise.
6284 (copysignsf3_const, copysigndf3_const): New.
6285 (copysignsf3_var): Rename from copysignsf3, split out splitter
6286 and fix split predicate for X constraint.
6287 (copysigndf3_var): Similarly.
6289 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6291 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6292 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6293 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6295 2005-01-29 Richard Henderson <rth@redhat.com>
6298 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6299 of # and * in constraints.
6301 2005-01-29 Richard Henderson <rth@redhat.com>
6304 * expr.c (store_field): Don't strip sub-mode cast when the input
6305 data is even smaller.
6307 2005-01-29 Richard Henderson <rth@redhat.com>
6310 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6313 2005-01-29 Richard Henderson <rth@redhat.com>
6315 * combine.c (make_field_assignment): Fix argument order
6318 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6320 PR tree-optimization/15791
6321 * fold-const.c (extract_array_ref): New function.
6322 (fold): Fold comparisons between &a[i] and &a[j] or
6323 semantically equivalent trees.
6325 2005-01-29 Jeff Law <law@redhat.com>
6327 * gcse.c (insert_expr_in_table): Revamp handling of available
6328 and anticipatable occurrence lists to avoid unnecessary list
6330 (insert_set_in_table): Similarly.
6332 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6334 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6336 (c_build_qualified_type): Build qualified array types with
6337 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6338 * c-decl.c (c_make_fname_decl): Build unqualified array type
6339 before qualified type.
6340 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6341 type is qualified, not just if type itself is. Don't apply
6342 qualifiers to array type when declarator is processed. Apply
6343 qualifiers to field type whether or not it is an array type.
6344 Don't handle array types specially for applying qualifiers to
6346 * c-typeck.c (composite_type): Build unqualified element type and
6347 array type when forming composite of array types.
6348 (common_pointer_type, comptypes, comp_target_types,
6349 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6350 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6352 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6353 (args2) in variables a1 and a2.
6355 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6357 * cse.c (n_elements_made, max_elements_made): Remove.
6358 (insert): Don't touch n_elements_made.
6359 (cse_main): Don't touch n_elements_made or max_elements_made.
6361 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6364 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6365 configuration part of dp-bit.c to be lost.
6367 2005-01-28 Roger Sayle <roger@eyesopen.com>
6369 * expmed.c (expand_mult_highpart_optab): When attempting to use
6370 a non-widening multiplication in a wider mode, the operands need
6371 to be converted (zero or sign extended) to that mode.
6373 2005-01-28 Ian Lance Taylor <ian@airs.com>
6377 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6378 through if both operands fall through.
6380 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6382 * cse.c (fold_rtx) <PC>: Don't optimize.
6384 2005-01-28 Jeff Law <law@redhat.com>
6386 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6387 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6389 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6391 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6392 cse_reg_info_used_list_end): Remove.
6393 (cse_reg_info_list, cse_reg_info_list_free): New.
6394 (get_cse_reg_info): When allocating an instance of
6395 cse_reg_info, add it to the beginning of the cse_reg_info_list
6396 list. Remove code to maintain cse_reg_info_used_list.
6397 (new_basic_block): Reset the free list to the beginning of
6400 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6402 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6403 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6404 (frv_expand_mdpackh_builtin): New function.
6405 (frv_expand_builtin): Use it to expand __MDPACKH.
6406 * doc/extend.texi (__MDPACKH): Update documentation.
6408 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6410 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6411 SSE_FLOAT_MODE_P for use_sse computation.
6413 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6416 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6418 2005-01-27 Richard Henderson <rth@redhat.com>
6420 * builtins.c (expand_builtin_copysign): New.
6421 (expand_builtin): Call it.
6422 * genopinit.c (optabs): Add copysign_optab.
6423 * optabs.c (init_optabs): Initialize it.
6424 (expand_copysign): New.
6425 * optabs.h (OTI_copysign, copysign_optab): New.
6426 (expand_copysign): Declare.
6428 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6429 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6431 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6432 (ix86_expand_fp_absneg_operator): ... here.
6433 (ix86_split_copysign): New.
6434 * config/i386/i386-protos.h: Update.
6435 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6436 (copysignsf3, copysigndf3): New.
6438 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6439 (copysignsf3, ncopysignsf3): New.
6440 (copysigndf3, ncopysigndf3): New.
6441 (copysignxf3, ncopysignxf3): New.
6442 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6444 2005-01-27 Arend Bayer <arend.bayer@web.de>
6445 Kazu Hirata <kazu@cs.umass.edu>
6447 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6448 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6449 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6452 2005-01-27 Jeff Law <law@redhat.com>
6454 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6455 definitions of SSA_NAMEs which are not being rewritten.
6456 (rewrite_ssa_into_ssa): Only initialize the current definition
6457 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6458 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6459 SSA_NAMEs before returning.
6461 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6463 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6464 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6465 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6466 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6467 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6469 2005-01-27 Steven Bosscher <stevenb@suse.de>
6472 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6473 higher to -O2 and higher. Likewise for tree PRE.
6474 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6477 2005-01-27 Ian Lance Taylor <ian@airs.com>
6480 * gimple-low.c (try_catch_may_fallthru): New static function.
6481 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6482 * tree-inline.c (expand_call_inline): Don't warn about reaching
6483 the end of a non-void function being inlined if the function uses
6486 2005-01-27 Jakub Jelinek <jakub@redhat.com>
6488 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
6491 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
6492 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
6493 (implicitly_declare): Handle error_mark_node.
6495 2005-01-27 Richard Henderson <rth@redhat.com>
6498 * tree.h (struct tree_decl): Add debug_expr_is_from.
6499 (DECL_DEBUG_EXPR_IS_FROM): New.
6500 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
6501 * dwarf2out.c (dwarf2out_var_location): Update to match.
6502 * tree-outof-ssa.c (create_temp): Likewise.
6503 * var-tracking.c (track_expr_p): Likewise.
6504 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
6505 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
6506 * toplev.c (default_tree_printer): Likewise.
6508 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
6510 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
6511 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
6513 2005-01-27 Steven Bosscher <stevenb@suse.de>
6515 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
6516 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
6517 ASM_CLOBBERS): Add tree checks.
6519 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
6520 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
6521 * c-common.def (SWITCH_STMT): Update to match.
6522 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
6523 macros instead of SWITCH_EXPR ones.
6524 * c-dump.c (c_dump_tree): Likewise.
6525 * c-gimplify.c (gimplify_switch_stmt): Likewise.
6526 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
6528 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
6530 2005-01-27 Alan Modra <amodra@bigpond.net.au>
6532 * unwind-dw2.c (execute_stack_op): Add missing cases for
6533 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
6535 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6537 * config.gcc (Obsolete configurations): Remove 'dummy', add
6538 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
6541 2005-01-26 Diego Novillo <dnovillo@redhat.com>
6543 PR tree-optimization/19633
6544 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
6546 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
6547 are no call-clobbered variables.
6548 * tree-outof-ssa.c (check_replaceable): Return false for calls
6551 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
6553 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
6554 even for variables with NULL DECL_INITIAL.
6556 2005-01-26 Stuart Hastings <stuart@apple.com>
6558 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
6560 2005-01-26 Richard Henderson <rth@redhat.com>
6563 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6565 * expr.c (store_field): Strip conversions to odd-bit-sized types
6566 if the destination field width matches.
6568 2005-01-26 Richard Henderson <rth@redhat.com>
6570 * c-decl.c, expmed.c, expr.c: Revert last change.
6572 2005-01-26 Richard Henderson <rth@redhat.com>
6575 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6577 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
6578 if we don't need the bits above those present in the current mode.
6579 * expr.c (store_field): Strip conversions to odd-bit-sized types
6580 if the destination field width matches.
6582 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6584 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6585 either -ffast-math or -funsafe-math-optimizations is in use.
6587 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
6591 * config/avr/avr.c (notice_update_cc): Only set condition code for
6592 ashrqi3 if shift count > 0.
6593 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
6594 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
6595 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
6596 count <= 0 as a no-op, and shift count >= width by copying zero
6597 or sign bit to all bits of the result.
6598 * config/avr/avr.md (all shifts): Add alternatives for zero shift
6599 count, with attribute "length" set to 0 and "cc" set to "none".
6601 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6603 * doc/invoke.texi: Document -mTLS.
6605 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
6606 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6607 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6608 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6609 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6610 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6611 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6612 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6614 * configure.ac: Check for a TLS capable gas.
6616 * configure: Regenerate.
6618 2005-01-26 Richard Henderson <rth@redhat.com>
6621 * combine.c (make_field_assignment): Simplify store to zero_extract
6622 from a source with an overlapping mask.
6624 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6626 2004-11-11 Eric Christopher <echristo@redhat.com>
6628 * config/frv/frv.md: Add fr400_integer automaton. Don't
6629 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6632 2005-01-26 Steven Bosscher <stevenb@suse.de>
6635 * cfgbuild.c (make_edges): Do not clear or set
6636 current_function_has_computed_jump.
6637 * function.h (struct function): Remove the has_computed_jump field.
6638 (current_function_has_computed_jump): Do not define.
6639 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6640 in a computed jump. Ignore current_function_has_computed_jump.
6642 2005-01-26 Richard Henderson <rth@redhat.com>
6645 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6646 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6648 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6649 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6650 objects into static storage if they have more than one non-zero value.
6651 * tree.h (categorize_ctor_elements): Update decl.
6653 2005-01-26 Steven Bosscher <stevenb@suse.de>
6656 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6657 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6658 to this function from 2004-07-10.
6659 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6660 the current function for tail call optimizations if the address
6661 of one of it its arguments is taken.
6663 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6665 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6667 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6669 * function.c (expand_function_end): If current_function_calls_alloca,
6670 emit stack restore in a place that is reached when the function falls
6673 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6675 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6676 rule to avoid matching inappropriate suffix rule.
6678 2005-01-26 Jan Hubicka <jh@suse.cz>
6680 PR tree-optimization/19241
6681 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6683 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6685 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6686 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6688 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6689 <sim*>: Always use crt1.o, regardless of N in simN.
6690 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6691 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6692 (CRT_CALL_STATIC_FUNCTION): Remove.
6693 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6694 use crt1.o, regardless of N in simN.
6695 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6696 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6697 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6698 case isystem setting.
6699 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6701 2005-01-25 Ian Lance Taylor <ian@airs.com>
6703 * gimple-low.c (block_may_fallthru): Correct handling of
6704 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6706 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6708 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6709 handlers to match indentation; nested under the mtune=* handler.
6710 Similar for mcpu= and march=.
6712 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6714 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6715 * config/mips/linux64.h (LIB_SPEC): Likewise.
6716 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6717 * config/sh/linux.h (LIB_SPEC): Likewise.
6719 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6721 * config/frv/frv.c (frv_legitimize_tls_address): New.
6722 (TARGET_HAVE_TLS): Define.
6723 (FRV_SYMBOL_REF_TLS_P): Define.
6724 (frv_override_options): Handle new register classes.
6725 (frv_legitimate_address_p): Reject tls addresses.
6726 (frv_legitimize_address): Handle TLS addresses.
6727 (gen_inlined_tls_plt): New.
6729 (frv_legitimize_tls_address): New.
6730 (unspec_got_name): Add TLS entries.
6731 (got12_operand): Add R_FRV_TLSMOFF12 case.
6732 (frv_emit_move): Fixup TLS addresses.
6733 (frv_emit_movsi): Legitimize TLS addresses.
6735 * config/frv/frv.h (MASK_BIG_TLS): New.
6736 (TARGET_BIG_TLS): New.
6737 (HAVE_AS_TLS): Define.
6738 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6739 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6740 (REG_CLASS_NAMES): Same.
6741 (REG_CLASS_CONTENTS): Same.
6742 (CONSTRAINT_LEN): New.
6743 (REG_CLASS_FROM_CONSTRAINT): New.
6744 (PREDICATE_CODES): Add symbolic_operand.
6746 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6747 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6748 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6749 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6750 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6751 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6752 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6753 GR9_REG, GR14_REG, LRREG.
6754 (type): Add load_or_call attribute.
6755 ("load_or_call"): New reservation.
6756 ("call_gettlsoff"): New.
6757 ("tls_indirect_call"): New.
6758 ("tls_load_gottlsoff12"): New.
6759 ("tlsoff_hilo"): New.
6760 ("tls_tlsdesc_ldd"): New.
6761 ("tls_tlsoff_ld"): New.
6764 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6766 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6768 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6769 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6770 * config/frv/frv.c (TLS_BIAS): Define.
6771 (frv_output_dwarf_dtprel): New.
6773 2005-01-26 Jakub Jelinek <jakub@redhat.com>
6775 PR rtl-optimization/19579
6776 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6777 both A and B, see if they don't clobber registers the other expr uses.
6779 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6781 * real.c (do_add): Initialize signalling and canonical members.
6783 * real.c (real_from_integer): Zero out destination.
6785 2005-01-18 Jan Hubicka <jh@suse.cz>
6787 PR tree-optimize/19337
6788 * tree-inline.c (initialize_inlined_parameters): Copy
6789 saved_static_chain_decl only.
6791 2005-01-25 Richard Henderson <rth@redhat.com>
6795 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6796 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6797 80387 enabled, to return a proper subclass. Return the subset that
6798 overlaps with GENERAL_REGS for PLUS.
6799 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6801 2005-01-25 Richard Henderson <rth@redhat.com>
6804 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6806 2005-01-25 Roger Sayle <roger@eyesopen.com>
6808 * expmed.c (choose_multiplier): Change interface to return the
6809 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6810 (expand_divmod): Update calls to choose_multiplier.
6812 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6815 * expmed.c (extract_bit_field): Use adjust_address instead of
6816 gen_lowpart when op0 is a MEM.
6818 2005-01-24 Steven Bosscher <stevenb@suse.de>
6820 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6822 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6824 * config/mips/irix-csr.c: New file.
6825 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6826 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6827 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6830 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6833 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6834 sparc/elf.h, add sparc/sp-elf.h.
6835 (sparc-*-rtems*): Likewise.
6836 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6837 tm-dwarf2.h, add sparc/sp-elf.h.
6838 (sparc86x-*-elf): Likewise.
6839 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6840 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6841 TARGET_OS_CPP_BUILTINS.
6842 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6843 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6845 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6846 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6847 (SWITCH_TAKES_ARG): Likewise.
6848 (LOCAL_LABEL_PREFIX): Likewise.
6849 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6850 (TARGET_N_FORMAT_TYPES): Delete.
6851 (TARGET_FORMAT_TYPES): Likewise.
6852 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6853 * config/sparc/elf.h: Delete.
6854 * config/sparc/sp-elf.h: New file.
6856 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6858 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6859 * tree-flow.h: Remove the corresponding prototype.
6860 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6861 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6863 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6866 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6867 for AIX ABI or ELF -fPIC.
6868 (rs6000_emit_load_toc_table): Don't create toc_section here.
6869 (rs6000_xcoff_file_start): Nor here.
6871 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6873 * sh.c (ra.h): Don't #include.
6874 (hard_regs_intersect_p): New function, resurrected from ra.c.
6876 * sh.c: Fix 1996 Copyright.
6878 2005-01-24 Richard Henderson <rth@redhat.com>
6879 Aldy Hernandez <aldyh@redhat.com>
6881 * regrename.c (note_sets): Handle subregs.
6883 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6886 * genconditions.c (write_header, write_conditions): Elide file if
6889 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6891 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6892 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6895 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6897 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6898 expand_builtin_printf, expand_builtin_fprintf,
6899 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6900 checking against POINTER_TYPE.
6901 (validate_arglist): Handle POINTER_TYPE code by checking
6904 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6906 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6908 (for_each_rtx): Call for_each_rtx_1.
6909 * rtl.h (init_rtlanal): Declare.
6910 * toplev.c (backend_init): Call init_rtlanal.
6912 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6914 * flow.c (propagate_one_insn): Formatting.
6917 * flow.c (libcall_dead_p): Be more conservative if unsure.
6918 If there are any instructions between insn and call, see if they are
6919 all dead before saying the libcall is dead.
6921 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6923 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6924 operand constraint for operand 0.
6926 2005-01-23 Richard Henderson <rth@redhat.com>
6929 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6930 edges leading to join block.
6932 2005-01-23 Roger Sayle <roger@eyesopen.com>
6934 * expmed.c (expand_mult_highpart): Make static. Change type of
6935 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6936 (expand_divmod): Updates calls to expand_mult_highpart by using
6937 gen_int_mode to pass a CONST_INT rtx.
6938 * rtl.h (expand_mult_highpart): Remove prototype.
6940 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6942 * flow.c (regset_bytes, regset_size): Remove.
6944 * cfganal.c: Fix a reference to Harvey's paper.
6946 2005-01-23 Steven Bosscher <stevenb@suse.de>
6948 PR rtl-optimization/19464
6949 * tree-optimize.c (init_tree_optimization_passes): Add one more
6950 copyrename pass just before out-of-ssa.
6952 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6955 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6956 * ggc-none.c (ggc_free): Define.
6958 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6960 * cse.c (max_reg, max_insn_uid): Remove.
6961 (cse_main): Don't access max_reg or max_insn_uid.
6963 * c-common.c (explicit_flag_signed_bitfields,
6964 lang_statement_code_p, lang_expand_function_end): Remove.
6965 * c-common.h: Remove the corresponding declarations.
6966 * c-opts.c (c_common_handle_option): Remove all write access
6967 to explicit_flag_signed_bitfields.
6969 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6970 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6971 * cgraph.h: Remove the corresponding declaration.
6973 * gcse.c (null_pointer_info): Remove.
6975 2005-01-23 Roger Sayle <roger@eyesopen.com>
6976 Eric Botcazou <ebotcazou@libertysurf.fr>
6978 * combine.c (simplify_logical): Only simplify logical expressions
6979 of the form ior(and(x,y),z) by the inverse distributive law if the
6980 result is cheaper than the original.
6982 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6984 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6985 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6986 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6987 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6988 config/freebsd-spec.h, config/arm/arm.h,
6989 config/h8300/h8300.md, config/i386/i386.md,
6990 config/i386/predicates.md, config/i386/sse.md,
6991 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6992 config/vax/vax.md: Fix comment typos. Follow spelling
6995 2005-01-23 Steven Bosscher <stevenb@suse.de>
6997 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6998 tests, instead of `less than'.
7000 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7002 * function.c (assign_parm_setup_block): When creating a new stack slot
7003 for a parameter, get its alignment from the parameter's DECL_ALIGN
7004 rather than the type's TYPE_ALIGN. Make sure that the parameter
7005 is at least word aligned.
7007 2005-01-22 Roger Sayle <roger@eyesopen.com>
7010 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7012 2005-01-22 Richard Henderson <rth@redhat.com>
7015 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7016 in both compare operands.
7017 (movdfcc_1_sse_max): Likewise.
7018 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7019 (movdfcc_1_sse): Likewise.
7020 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7021 scratch register as needed.
7023 2005-01-22 Richard Henderson <rth@redhat.com>
7025 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7027 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7029 2005-01-22 Richard Henderson <rth@redhat.com>
7031 * genopinit.c (optabs): Use smin/smax for floating point too.
7032 * doc/md.texi: Update to match. Clarify that floating point
7033 results are undefined for +0/-0 and NaN.
7034 * doc/rtl.texi: Likewise.
7035 * rtl.def (SMIN, SMAX): Likewise
7036 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7038 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7039 leading 's' to the name.
7040 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7041 smaxxf3, sminxf3): Likewise.
7042 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7045 2005-01-22 Paul Brook <paul@codesourcery.com>
7047 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7049 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7051 * config/s390/s390.c (struct processor_costs): New fields
7052 dlgr, dlr, dr, dsgfr, dsgr.
7053 (z900_cost, z990_cost): Values for new fields.
7054 (s390_rtx_costs): New cases MEM und COMPARE in switch
7055 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7056 DIV, MOD, UDIV, UMOD.
7058 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7060 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7061 into the register being decremented.
7062 ("doloop_si31", "doloop_di"): Likewise.
7063 ("*doloop_si_long"): Adapt pattern.
7065 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7067 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7069 (CLASS_MAX_NREGS): Likewise.
7071 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7073 * doc/tree-ssa.texi (Statement Operands): Add example for new
7074 must-def macro. Note deprecation of old operands interface.
7076 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7078 PR tree-optimization/19484
7079 * tree-cfg.c (remove_fallthru_edge): New function.
7080 (cleanup_control_flow): Remove fallthru edges from calls that are
7081 now known not to return.
7083 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7085 Fix PR tree-optimization/19038
7086 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7087 copies with loop variant ones.
7089 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7091 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7092 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7093 config/alpha/alpha.md, config/alpha/predicates.md,
7094 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7095 config/sparc/sol2.h: Update copyright.
7097 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7098 first label to see if it is a nonlocal label.
7100 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7101 Andrew Pinski <pinskia@physics.uc.edu>
7104 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7105 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7107 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7109 * config/rs6000/rtems.h: Update copyright.
7111 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7114 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7115 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7116 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7118 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7121 * c-typeck.c (convert_arguments): Check for error_mark_node.
7123 2005-01-21 Ian Lance Taylor <ian@airs.com>
7125 PR tree-optimization/13000
7126 * tree-inline.c: Include "tree-flow.h".
7127 (expand_call_inline): If warn_return_type, warn if non-void inline
7128 function falls through.
7129 * tree-cfg.c (execute_warn_function_return): Don't warn about
7130 control reaching end if TREE_NO_WARNING is set. Set
7132 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7134 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7135 branch if we don't need one.
7136 * c-typeck.c: Include "tree-flow.h"
7137 (c_finish_bc_stmt): Don't add a goto if the current statement
7138 list doesn't fall through to the current point.
7140 2005-01-21 Roger Sayle <roger@eyesopen.com>
7142 PR rtl-optimization/576
7143 * real.c (real_arithmetic): Change return type from void to bool
7144 to return an indication that the result may be inexact.
7145 * real.h (real_arithmeric): Update prototype.
7146 * fold-const.c (const_binop): Don't constant fold floating
7147 point expressions when the user specifies -frounding-math and
7148 the result may depend upon the run-time rounding mode.
7149 (fold_convert_const_real_from_real): Clean-up.
7150 (fold_initializer): Ignore flag_rounding_math for initializers.
7151 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7152 constant fold FP operations with flag_rounding_math if the
7153 result may depend upon the run-time rounding mode.
7155 2005-01-21 Tom Tromey <tromey@redhat.com>
7157 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7159 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7161 * tree-cfg.c: Fix comment typos.
7163 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7165 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7166 around the call to rest_of_handle_branch_target_load_optimize.
7168 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7170 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7171 (sparc64-*-openbsd*): Likewise.
7172 (sparclite-*-elf*): Include tm-dwarf2.h.
7173 (sparc86x-*-elf*): Likewise.
7174 (sparc64-*-elf*): Likewise.
7175 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7176 (DBX_DEBUGGING_INFO): Likewise.
7177 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7178 (PREFERRED_DEBUGGING_TYPE): Likewise.
7179 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7180 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7181 (PREFERRED_DEBUGGING_TYPE): Likewise.
7182 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7183 (PREFERRED_DEBUGGING_TYPE): Likewise.
7184 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7186 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7189 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7191 2005-01-20 Paul Brook <paul@codesourcery.com>
7193 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7195 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7197 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7198 label is first in a sequence of labels.
7200 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7202 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7203 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7205 * doc/sourcebuild.texi (Test Directives): New.
7207 2005-01-20 Roger Sayle <roger@eyesopen.com>
7209 * real.c (real_floor): Don't leave the result uninitialized when
7210 mode is VOIDMode, but return the unrounded intermediate value.
7211 (real_ceil): Likewise.
7213 2005-01-20 Paul Brook <paul@codesourcery.com>
7215 * config/arm/arm.md (insv): Use gen_int_mode.
7217 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7219 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7220 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7221 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7222 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7223 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7225 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7228 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7229 fbreg, so we have to assume we can't.
7230 (loc_descriptor_from_tree_1): Ditto.
7231 (containing_function_has_frame_base): New function.
7232 (add_location_or_const_value_attribute): Use it.
7233 Also try to generate a frame_base from a single element location
7236 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7238 PR tree-optimization/15349
7239 * timevar.def (TV_TREE_MERGE_PHI): New.
7240 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7242 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7243 calls to tree_forwarder_block_p.
7244 (remove_forwarder_block_with_phi, merge_phi_nodes,
7245 gate_merge_phi, pass_merge_phi): New.
7246 * tree-optimize.c (init_tree_optimization_passes): Add
7248 * tree-pass.h: Add an extern for pass_merge_phi;
7250 2005-01-20 Richard Henderson <rth@redhat.com>
7253 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7254 (_mm_castps_pd, _mm_castps_si128): New.
7255 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7257 2005-01-20 Richard Henderson <rth@redhat.com>
7260 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7261 __builtin_ia32_vec_init_v2si.
7262 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7263 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7264 (ix86_init_mmx_sse_builtins): Create it.
7265 (ix86_expand_builtin): Expand it.
7266 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7267 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7268 (vec_extractv2si_0, vec_extractv2si_1): New.
7270 2005-01-20 Richard Henderson <rth@redhat.com>
7273 * config/i386/i386.c (ix86_expand_push): New.
7274 * config/i386/mmx.md (push<MMXMODE>1): New.
7275 * config/i386/sse.md (push<SSEMODE>1): New.
7276 * config/i386/i386-protos.h: Update.
7278 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7280 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7283 2005-01-20 Richard Henderson <rth@redhat.com>
7285 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7286 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7288 2005-01-19 Richard Henderson <rth@redhat.com>
7291 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7292 to V4SFmode in SSE1 fallback load path.
7294 2005-01-19 Richard Henderson <rth@redhat.com>
7296 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7297 in QImode expansion to ix86_expand_vector_set.
7298 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7300 2005-01-19 Richard Henderson <rth@redhat.com>
7303 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7304 subclass of the input class.
7305 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7306 Always true for cross-SSE1 classes. Rationalize conditionals.
7307 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7308 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7309 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7310 (movdi_2): Add MMX/SSE zeros.
7311 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7312 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7313 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7314 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7315 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7316 (zero_extendsidi2_rex64_1): Remove.
7317 (MOV0 peephole): Check GENERAL_REG_P.
7319 2005-01-19 Richard Henderson <rth@redhat.com>
7322 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7324 (ix86_expand_vector_extract): Likewise.
7326 2005-01-19 Richard Henderson <rth@redhat.com>
7329 * expr.c (emit_move_change_mode): New argument force; use
7330 simplify_gen_subreg if true.
7331 (emit_move_via_alt_mode): Merge into ...
7332 (emit_move_via_integer): ... here.
7333 (emit_move_ccmode): Use emit_move_change_mode directly.
7335 2005-01-19 Richard Henderson <rth@redhat.com>
7338 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7339 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7340 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7342 (alpha_emit_set_const): Likewise. Make static.
7343 (alpha_emit_set_long_const): Make static.
7344 (alpha_extract_integer): Split out from alpha_expand_mov.
7345 (alpha_split_const_mov): Likewise.
7346 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7347 (alpha_legitimate_constant_p): New.
7348 * config/alpha/alpha-protos.h: Update.
7349 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7350 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7351 * config/alpha/alpha.md (movsi): Add n alternative.
7352 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7353 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7354 (splitters for all of the above): Use alpha_split_const_mov.
7355 * config/alpha/predicates.md (non_add_const_operand): New.
7356 (non_zero_const_operand): New.
7357 (input_operand): Use alpha_legitimate_constant_p after reload.
7359 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7361 PR tree-optimization/19038
7362 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7363 (add_candidate): Add ivs with increment in latch only if
7364 allow_ip_end_pos_p is true.
7365 (determine_iv_cost): Use empty_block_p.
7367 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7369 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7370 (compute_dominance_frontiers): Ditto.
7372 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7375 * config/sh/t-rtems: New.
7376 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7378 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7380 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7381 the offset of the selected field.
7383 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7385 * tree-cfg.c (remove_forwarder_block): Fix the check to
7386 prevent a nonlocal label from appearing in the middle of a
7389 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7391 PR rtl-optimization/19462
7392 * reorg.c (find_end_label): Create return insn only if
7393 current_function_epilogue_delay_list is empty.
7395 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7397 * doc/passes.texi: Remove paragraph mentioning new-ra.
7399 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7401 PR rtl-optimization/15139
7402 * combine.c: Include params.h.
7403 (count_rtxs): New function.
7404 (record_value_for_reg): If replace_rtx would replace at least
7405 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7406 (clobber (const_int 0)) instead of TEM.
7407 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7408 * params.h (MAX_LAST_VALUE_RTL): New.
7409 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7410 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7413 * c-typeck.c (digest_init): Only call build_vector if all constructor
7414 elements are *_CST nodes.
7415 * gimplify.c (gimplify_init_constructor): Likewise.
7418 * c-typeck.c (digest_init): Only call build_vector if inside_init
7421 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7423 * toplev.c (init_asm_output): Remove dead #ifdef.
7425 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7427 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7429 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7431 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7432 accessing DECL_FUNCTION_CODE.
7433 * dojump.c (do_jump): Likewise.
7434 * gimplify.c (gimplify_call_expr): Likewise.
7435 * predict.c (expr_expected_value): Likewise.
7436 (strip_builtin_expect): Likewise.
7437 * tree-inline.c (estimate_num_insns_1): Likewise.
7438 * tree-ssa-loop-im.c (stmt_cost): Likewise
7439 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7440 (tree_expr_nonnegative_p): Likewise.
7442 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7444 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7445 variant of the load_pcrel_sym pattern.
7446 * config/sparc/sparc.md (P macro): Move to the top.
7447 (load_pcrel_sym): Macroize using P.
7448 (save_register_window): Likewise.
7450 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7452 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7455 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7458 * c-typeck.c (build_asm_expr): Strip nops off
7459 input memory operands.
7461 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7463 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7464 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7465 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7466 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7468 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7471 * config/i386/i386.c (override_options): If the 80387 is disabled,
7472 then do not return FP values using FP registers.
7474 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7476 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7477 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7478 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7479 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7480 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7481 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7482 output.h, postreload-gcse.c, postreload.c, recog.c,
7483 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
7484 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
7485 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
7486 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
7487 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
7488 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
7489 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
7490 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
7492 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
7493 config/alpha/alpha.c, config/arm/vfp.md,
7494 config/i386/emmintrin.h, config/i386/i386-modes.def,
7495 config/i386/i386-protos.h, config/i386/i386.h,
7496 config/i386/pmmintrin.h, config/i386/ppro.md,
7497 config/i386/predicates.md, config/i386/xmmintrin.h,
7498 config/i860/i860.c, config/ia64/ia64-modes.def,
7499 config/ia64/ia64-protos.h, config/ia64/ia64.h,
7500 config/ia64/ia64.md, config/ia64/itanium1.md,
7501 config/ia64/itanium2.md, config/ia64/predicates.md,
7502 config/iq2000/iq2000.h, config/mips/linux64.h,
7503 config/rs6000/aix41.h, config/rs6000/aix43.h,
7504 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
7505 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7506 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
7507 config/sparc/linux64.h, config/sparc/litecoff.h,
7508 config/sparc/sp64-elf.h, config/sparc/sparc.c,
7509 config/sparc/sparc.h, config/sparc/sparc.md,
7510 config/sparc/sysv4-only.h: Update copyright.
7512 2005-01-18 Richard Henderson <rth@redhat.com>
7515 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
7517 2005-01-18 Marc Espie <espie@openbsd.org>
7518 * config/i386/openbsdelf.h: Typo.
7520 2005-01-18 Richard Henderson <rth@redhat.com>
7522 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
7523 special case for sse.
7524 * config/i386/predicates.md (sse_comparison_operator): Likewise.
7526 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
7528 * tree-inline.c (estimate_num_insns_1): Added cases for
7529 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
7531 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7533 PR rtl-optimization/19296
7534 * combine.c (simplify_comparison): Rewrite the condition under
7535 which a non-paradoxical SUBREG of a PLUS can be lifted when
7536 compared against a constant.
7538 2005-01-18 Andi Kleen <ak@muc.de>
7540 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
7541 * c.opt (-Wpointer-sign): Add.
7542 * doc/invoke.texi: (-Wpointer-sign): Add.
7544 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7546 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
7547 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
7548 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
7549 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
7550 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
7551 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
7552 for TARGET_MIX_SSE_I387.
7553 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
7554 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
7555 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
7556 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
7557 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
7558 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
7559 TARGET_MIX_SSE_I387.
7560 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
7563 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7566 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
7567 Add movaps alternative for xmm reg->reg move.
7569 2005-01-17 Jeff Law <law@redhat.com>
7571 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
7572 at the end of the main DOM loop rather than just before DOM exits.
7574 2005-01-17 Diego Novillo <dnovillo@redhat.com>
7576 PR tree-optimization/19121
7577 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
7578 adding aliases to a name tag, also add them to the pointer's
7580 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
7581 sensitive alias info at all. Only check that the two pointers
7582 have compatible pointed-to sets.
7583 * tree-ssa.c (verify_name_tags): Verify that the alias set of
7584 a pointer's type tag is a superset of the alias set of the
7587 2005-01-17 James E Wilson <wilson@specifixinc.com>
7590 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
7591 comment to document why.
7593 2005-01-17 Richard Henderson <rth@redhat.com>
7595 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
7596 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
7597 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
7598 sse2_vmsminv2df3_finite): New.
7599 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
7600 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
7601 Force op1 into register.
7603 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
7605 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
7606 bubblestrap from always rebuilding build directory.
7608 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7610 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7611 ("*cmpmem_short"): Likewise.
7613 2005-01-17 Steven Bosscher <stevenb@suse.de>
7615 * basic-block.h: Document BB_* flags.
7616 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7617 use an sbitmap instead.
7618 * sched-rgn.c (compute_trg_info): Likewise.
7620 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7622 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7623 redundant target_cpu_default and extra_parts lines. Use the default
7625 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7626 (SUBTARGET_EXTRA_SPECS): Delete.
7627 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7628 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7629 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7630 and "n32" for -mabi=n32.
7632 2005-01-17 Ian Lance Taylor <ian@airs.com>
7635 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7636 fold constant variables into initial values.
7638 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7640 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7642 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7643 through the statements backward.
7645 2005-01-17 Ian Lance Taylor <ian@airs.com>
7647 PR middle-end/13127:
7648 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7649 a variable set to the return value of the inlined function.
7651 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7653 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7654 when modes are tieable.
7656 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7658 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7659 of pthread_create to find out if threads are enabled.
7660 * gthr-posix95.h (__gthread_active_p): Likewise.
7662 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7664 * common.opt (-fnew-ra): Remove.
7666 * toplev.h (flag_new_regalloc): Remove.
7667 * Makefile.in (ra*.*): Don't mention.
7668 * passes.c (rest_of_handle_new_regalloc): Remove.
7669 (rest_of_handle_combine, rest_of_compilation): Always consider
7670 flag_new_regalloc as false.
7671 * doc/invoke.texi: Don't document -fnew-ra.
7673 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7675 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7676 last parameter to reg_scan.
7677 * loop.c (loop_optimize): Likewise.
7678 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7679 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7680 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7681 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7682 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7683 * regclass.c (reg_scan): Likewise, for the declaration.
7684 * rtl.h (reg_scan): Likewise, for the prototype.
7686 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7688 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7689 mark_dfs_back_edges.
7691 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7693 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7694 (compute_avail): Uses don't go in tmp_gen.
7696 2005-01-16 Steven Bosscher <stevenb@suse.de>
7698 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7699 loop to look for a free slot in a page entry.
7701 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7704 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7705 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7706 just before targetm.asm_out.file_end.
7707 * tree.h (process_pending_assemble_output_defs): Declare.
7708 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7710 (assemble_alias): Defer generation of assembly code for defines when
7711 TARGET_DEFERRED_OUTPUT_DEFS is true.
7712 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7713 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7714 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7716 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7719 * pa.c (pa_scalar_mode_supported_p): New function.
7720 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7721 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7723 * pa-protos.h (prefetch_operand): Delete.
7724 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7725 * pa.c (prefetch_operand): Delete.
7726 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7727 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7728 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7729 and prefetch_nocc_operand.
7730 * pa.md (prefetch): Rework to avoid reload problems handling short
7731 displacements when a cache control completer needs to be provided.
7732 (prefetch_32, prefetch_64): Delete.
7733 (prefetch_cc, prefetch_nocc): New patterns.
7735 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7737 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7739 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7742 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7743 exceeds maximum alignment for global common data.
7744 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7745 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7747 2004-01-15 Roger Sayle <roger@eyesopen.com>
7749 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7751 2004-01-15 Roger Sayle <roger@eyesopen.com>
7753 * harg-reg-set.h (reg_class_names): Prototype global array.
7754 * regclass.c (reg_class_names): Declare here and initialize to
7756 (dump_regclass): Remove local declaration of reg_class_names.
7757 (regclass): Likewise.
7758 * cfg.c (dump_flow_info): Likewise.
7759 * ra-debug.c (reg_class_names): Likewise.
7760 * regrename.c (reg_class_names): Likewise.
7761 * reload.c (reg_class_names): Likewise.
7762 * reload1.c (spill_failure): Likewise.
7763 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7765 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7767 * config/s390/s390.md ("reload_outti"): Remove predicate for
7768 output operand. Abort if operand is not a MEM.
7769 ("reload_outdi", "reload_outdf"): Likewise.
7771 2005-01-15 Marc Espie <espie@openbsd.org>
7773 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
7774 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
7775 * config/openbsd.h: Fix C++ includes for native configurations.
7776 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7777 Add trampoline support.
7778 * config/i386/openbsdelf.h: New.
7780 2005-01-15 Marc Espie <espie@openbsd.org>
7782 * collect2.c (main): Explicitly parse -dynamic-linker option.
7784 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7786 PR tree-optimization/19060
7787 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7788 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7789 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7790 and handle extract_range_from_cond returning false.
7791 * fold-const.c (fold): Optimize comparisons with min/max even for
7792 width > HOST_BITS_PER_WIDE_INT.
7794 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7796 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7797 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7798 Remove little endian multilib variants.
7799 Add mips32 multilib variant.
7801 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7803 * explow.c (copy_all_reg, stabilize): Remove.
7804 * expr.h: Remove the corresponding prototypes.
7806 * rtlanal.c (regs_set_between_p): Remove.
7807 * rtl.h: Remove the corresponding prototype.
7809 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7811 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7812 to rs6000_nonimmediate_operand.
7813 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7814 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7815 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7816 rs6000_nonimmediate_operand.
7817 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7818 rs6000_nonimmediate_operand.
7820 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7822 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7824 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7826 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7828 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7829 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7831 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7832 (rs6k_nonimmediate_operand): New.
7833 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7835 (legitimate_lo_sum_address_p): Same.
7836 (rs6000_legitimize_address): Same.
7837 (rs6000_legitimize_reload_address): Same.
7838 (rs6000_legitimate_address): Same.
7839 (spe_build_register_parallel): Pass DF and DC modes in a DI
7842 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7843 to rs6k_nonimmediate_operand.
7845 * config/rs6000/spe.md ("*frob_df_di"): New.
7846 ("*frob_di_df"): New.
7847 ("*frob_di_df_2"): New.
7848 ("*mov_sidf_e500_subreg0"): New.
7849 ("*mov_sidf_e500_subreg4"): New.
7850 ("*movdf_e500_double"): Change predicate to
7851 rs6k_nonimmediate_operand.
7853 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7855 * postreload.c (move2add_note_store): Only call
7856 trunc_int_for_mode on scalar integers.
7858 2005-01-14 Steven Bosscher <stevenb@suse.de>
7860 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7861 replace BB_VISITED uses.
7862 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7863 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7864 (tree_dce_done): Free visited_control_parents.
7865 (perform_tree_ssa_dce): Allocate and clear it.
7866 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7867 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7868 instead of BB_VISITED.
7870 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7872 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7873 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7874 Remove unused prototypes.
7876 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7878 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7879 64-bit register usage.
7880 (spe_func_has_64bit_regs_p): Add FIXME note.
7882 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7884 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7885 flag_finite_math_only with flag_unsafe_math_optimizations.
7887 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7889 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7891 (__tpf_eh_return): Copy TPF private stack area from the module
7892 boundary stack frame. Add check for when module addresses are
7893 equal, but no stub address is found.
7895 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7898 * arm.h (struct machine_function): Add call_via field.
7899 (thumb_call_via_label): Declare.
7900 * arm.c (thumb_call_via_label): New variable.
7901 (thumb_call_reg_needed): New variable.
7902 (arm_output_function_epilogue): For Thumb code, output any per-function
7903 call-indirect trampolines.
7904 (thumb_call_via_reg): New function.
7905 (arm_file_end): New function.
7906 (TARGET_ASM_FILE_END): Call arm_file_end.
7907 (aof_file_end): Likewise.
7908 * arm-protos.h (thumb_call_via_reg): Declare.
7909 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7910 thumb_call_via_reg in normal case.
7912 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7915 PR rtl-optimization/19348
7916 * recog.c (peephole2_optimize): Do global life update if some peephole
7917 decides it doesn't need at least one of its inputs and that change
7918 influences liveness at the start of the basic block.
7920 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7921 arguments instead of 1.
7923 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7926 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7927 zero for nested functions needing a static chain or functions
7928 with a non-constant address.
7930 2005-01-13 Roger Sayle <roger@eyesopen.com>
7932 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7933 (and (sign_extend X) C) into (zero_extend (and X C)).
7935 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7937 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7939 2005-01-13 Richard Henderson <rth@redhat.com>
7944 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7945 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7946 not just TARGET_SSE.
7947 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7948 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7949 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7950 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7951 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7952 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7953 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7954 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7955 (movdicc_c_rex64): Rename with '*'.
7956 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7957 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7958 (movsfcc_1_387): Rename from movsfcc_1.
7959 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7960 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7961 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7962 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7963 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7964 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7965 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7966 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7967 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7968 sse_movdfcc_const0_4): Remove.
7969 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7970 recognize min/max early. Update for changed sse cmove patterns.
7971 (ix86_split_sse_movcc): New.
7972 * config/i386/i386-protos.h: Update.
7974 2005-01-13 Steven Bosscher <stevenb@suse.de>
7976 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7977 (fix_stmt_v_may_defs): Likewise.
7979 2005-01-13 Richard Henderson <rth@redhat.com>
7981 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7982 for converting the mask.
7984 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7986 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7989 2005-01-13 Richard Henderson <rth@redhat.com>
7991 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7992 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7993 IX86_BUILTIN_MOVDQ2Q): Remove.
7994 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7995 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7996 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7998 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7999 (sse2_pextrw): Fix immediate constraint.
8000 (sse2_loadq, sse2_loadq_rex64): Remove.
8001 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8002 Use __builtin_ia32_vec_ext_<size>.
8003 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8005 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8007 * function.c (assign_parm_setup_block): Look inside original
8008 entry_parm when inspecting PARALLEL.
8010 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8011 Joel Sherrill <joel@oarcorp.com>
8014 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8015 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8016 rtems_gxx_recursive_mutex_init.
8017 (__gthread_recursive_mutex_lock): New function.
8018 (__gthread_recursive_mutex_trylock): Likewise.
8019 (__gthread_recursive_mutex_unlock): Likewise.
8021 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8023 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8025 2005-01-13 Jan Beulich <jbeulich@novell.com>
8027 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8028 (ashrti3_internal): Indicate output is early clobber. Generate result
8029 into output rather than first input. Use move for low word of output
8030 if shift count is exactly 64.
8031 (lshrti3_internal): Likewise.
8033 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8037 * reload1.c (delete_output_reload): Don't delete an output reload
8038 if the pseudo lives longer than a single basic block. Adjust and
8039 improve wording of comment.
8041 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8044 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8045 of TYPE_SIZE where we mean the number of bytes.
8047 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8049 * function.c (assign_parm_setup_block): Relax condition on
8050 multi-register optimization.
8052 2005-01-12 Nick Clifton <nickc@redhat.com>
8054 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8055 an "in_delay_slot" attribute of "no" to prevent them being used in
8056 delay slots. This is forbidden because they might generate
8059 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8062 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8065 2005-01-12 Nick Clifton <nickc@redhat.com>
8067 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8068 passed on to GAS) but do not define, as GAS no longer supports or
8069 needs the -m2000 option.
8071 2005-01-11 Roger Sayle <roger@eyesopen.com>
8073 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8074 type as args of unprototyped builtins aren't automatically promoted.
8075 (fold_builtin_abs): Likewise.
8077 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8079 * Makefile.in: Set a `build-warn' variable.
8081 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8083 PR tree-optimization/17949
8084 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8085 (find_interesting_uses_address): Use it.
8087 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8089 * regrename.c (kill_value): Handle subreg's that won't simplify.
8091 2005-01-11 Richard Henderson <rth@redhat.com>
8094 * config/i386/i386.h (enum ix86_builtins): Move ...
8095 * config/i386/i386.c: ... here.
8096 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8097 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8098 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8099 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8100 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8101 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8102 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8103 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8104 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8105 IX86_BUILTIN_LOADDDUP): Remove.
8106 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8107 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8108 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8109 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8110 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8111 (ix86_init_builtins): Make static.
8112 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8113 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8114 if all the modes match. Otherwise, fake it.
8115 (get_element_number, ix86_expand_vec_init_builtin,
8116 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8117 (ix86_expand_builtin): Make static. Update for changed builtins.
8118 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8119 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8120 (ix86_expand_vector_init_duplicate): New.
8121 (ix86_expand_vector_init_low_nonzero): New.
8122 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8123 Split out from ix86_expand_vector_init; handle integer modes.
8124 (ix86_expand_vector_init): Use them.
8125 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8126 * config/i386/i386-protos.h: Update.
8127 * config/i386/predicates.md (reg_or_0_operand): New.
8128 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8129 (movv2sf_internal): Likewise. And a splitter to match them all.
8130 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8131 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8132 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8133 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8134 (mmx_pinsrw): Fix operand ordering.
8135 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8136 rather than sse_loadss expander.
8137 (movv2df splitter): Similarly.
8138 (sse_loadss, sse_loadlss): Remove.
8139 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8140 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8141 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8142 (sse3_movddup): Rename with '*'.
8143 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8144 (sse2_loadsd): Remove.
8145 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8146 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8147 (sse2_pinsrw): Fix argument ordering.
8148 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8149 (sse2_stored): Remove 'r' destination.
8150 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8151 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8152 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8153 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8154 vec_extractv16qi, vec_initv16qi): New.
8156 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8157 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8158 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8160 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8161 (_mm_load_si128, _mm_store_si128): Likewise.
8162 (_mm_load1_pd): Use _mm_set1_pd.
8163 (_mm_load_sd): Use _mm_set_sd.
8164 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8165 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8166 (_mm_set_epi64): Use _mm_set_epi64x.
8167 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8168 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8169 _mm_setr_epi8): Use _mm_set_foo form.
8170 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8171 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8172 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8173 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8174 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8175 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8176 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8177 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8178 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8179 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8180 (_mm_movedup_pd): Use _mm_shuffle_pd.
8181 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8182 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8183 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8184 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8186 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8187 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8188 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8189 (_mm_store_ps): Use raw dereference.
8190 (_mm_store1_ps): Use _mm_storeu_ps.
8191 (_mm_storer_ps): Use _mm_store_ps.
8192 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8193 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8195 2005-01-11 Stan Shebs <shebs@apple.com>
8197 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8198 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8200 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8203 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8204 Skip all DECLs except for FIELD_DECLs.
8206 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8208 * config/s390/s390.c (override_options): Return error if
8209 -mbackchain, -mpacked-stack and -mhard-float are used together.
8210 (s390_va_start): Remove the backchain && packed-stack special case.
8211 (s390_gimplify_va_arg): Likewise.
8212 * doc/invoke.texi: Remove the ABI incompatibility note.
8214 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8216 * config/s390/s390.c (struct s390_frame_layout): Remove
8218 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8219 save_backchain_p with TARGET_BACKCHAIN.
8221 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8224 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8225 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8226 * function.c (locate_and_pad_parm): Set new field.
8227 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8228 Tweak where_pad test to include "none". Always set mem align for
8230 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8231 not sufficient for type.
8232 (assign_parm_setup_block): If stack_parm is zero on entry, always
8233 make a new stack local. Block move old stack parm if necessary
8234 to new aligned stack local.
8235 (assign_parm_setup_stack): Use a block move to handle
8236 potentially misaligned entry_parm.
8237 (assign_parms_unsplit_complex): Specify required alignment when
8238 creating stack local.
8239 * calls.c (compute_argument_addresses): Override alignment of stack
8240 arg calculated from its type with the alignment given by
8241 FUNCTION_ARG_BOUNDARY.
8242 (store_one_arg): Likewise.
8244 2005-01-11 Jan Beulich <jbeulich@novell.com>
8246 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8247 Change respective itanium_class attribute to ialu.
8248 (shladdp4_internal): New.
8249 * config/ia64/predicates.md (shladd_log2_operand): New.
8251 2005-01-11 Richard Henderson <rth@redhat.com>
8253 * expr.c (store_constructor): Use rtvec_alloc instead of
8254 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8256 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8258 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8260 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8262 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8263 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8264 (TARGET_RWRELOC): Define.
8265 (ia64_rwreloc_section_type_flags): Delete.
8266 (ia64_section_type_flags): New function.
8267 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8268 (TARGET_RWRELOC): Define.
8270 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8273 * config/ia64/ia64.c (process_set): For alloc insn, only call
8274 process_epilogue is !frame_pointer_needed.
8276 2005-01-10 Roger Sayle <roger@eyesopen.com>
8279 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8280 unary operator and can't be treated as a binary/comparison operator.
8282 2005-01-10 Richard Henderson <rth@redhat.com>
8284 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8285 (ix86_return_in_memory): Likewise.
8286 (function_arg_advance): Likewise. Mirror structure in function_arg
8287 for choosing register to advance.
8289 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8291 * tree-vectorizer.c, tree.def: Fix comment typos.
8293 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8295 * config/s390/s390.c (struct processor_costs): 4 new fields:
8296 ddbr, ddr, debr, der.
8297 (s390_rtx_costs): More precise handling of divide instructions.
8299 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8301 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8303 2005-01-10 Jan Beulich <jbeulich@novell.com>
8305 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8306 names resulting from -ffunction-sections/-fdata-sections and linkonce
8308 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8309 based on the section name. Rearrange the section name comparison logic
8310 slightly so that each section name is compared against at most once.
8312 2005-01-10 Ben Elliston <bje@au.ibm.com>
8314 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8315 targets for which -fPIC reduces limitations on the GOT size.
8317 2005-01-09 Falk Hueffner <falk@debian.org>
8319 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8322 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8325 * collect2.c (main): Set aixrtl_flag for -brtl option.
8326 (resolve_lib_name): Search for .so file extension before .a
8329 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8331 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8332 (vect_analyze_data_refs_alignment): Add dump prints.
8334 2005-01-09 Ira Rosen <irar@il.ibm.com>
8336 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8337 expr_invariant_in_loop_p.
8338 Initialize outputs first thing in the function.
8339 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8340 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8341 (vect_analyze_pointer_ref_access): Check that the initial condition of
8342 the access function is loop invariant.
8344 2005-01-09 Richard Henderson <rth@redhat.com>
8346 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8347 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8348 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8349 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8350 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8351 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8352 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8353 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8354 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8355 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8356 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8357 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8358 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8359 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8360 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8361 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8362 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8363 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8364 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8365 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8366 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8367 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8368 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8370 (mmx_clrdi, pavgusb): Remove.
8371 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8372 with leading sse_ prefix.
8373 * config/i386/sse.md: Receive them.
8374 * config/i386/mmx.md: New file.
8375 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8376 (subrv2sf3): Turn into expander for normal subtraction.
8377 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8378 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8379 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8380 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8381 commutative; use ix86_binary_operator_ok.
8382 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8383 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8384 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8385 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8386 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8387 Macroize from existing patterns; use ix86_binary_operator_ok.
8388 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8389 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8390 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8391 with vec_select+vec_concat.
8392 (mmx_pshufw, mmx_pshufw_1): Likewise.
8393 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8394 (mmx_uavgv4hi3): Model correctly.
8395 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8396 _mm_xor_si64): Remove casts.
8398 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8400 PR tree-optimization/19224
8401 * tree-scalar-evolution.c (get_instantiated_value,
8402 set_instantiated_value): New functions.
8403 (instantiate_parameters_1): Cache the results.
8404 (instantiate_parameters, resolve_mixers): Initialize and free
8407 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8409 * config/i386/i386.md (addhi_4): Correct reference in comment.
8412 2005-01-08 Richard Henderson <rth@redhat.com>
8414 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8415 (_mm_cvtsi128_si64x): Likewise.
8416 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8417 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8418 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8419 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8420 * config/i386/i386-protos.h: Update.
8421 * config/i386/i386.c (print_operand): Add 'H'.
8422 (ix86_fixup_binary_operands): Split out from ...
8423 (ix86_expand_binary_operator): ... here.
8424 (ix86_fixup_binary_operands_no_copy): New.
8425 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8426 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8427 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8428 (safe_vector_operand): Use CONST0_RTX.
8429 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8430 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8431 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8432 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8434 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8435 (IX86_BUILTIN_CMPNGESS): New.
8436 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8437 (attr type): Add sselog1.
8438 (attr unit, attr memory): Handle it.
8439 (movti, movti_internal, movti_rex64): Move near other integer moves.
8440 (movtf, movtf_internal): Move near other fp moves.
8441 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8442 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8443 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8444 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8445 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8446 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8447 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8448 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8449 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8450 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8451 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8452 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8453 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8454 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8455 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8456 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8457 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8458 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8459 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8460 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8461 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8462 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8463 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8464 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8465 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8466 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8467 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8468 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8469 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8470 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8471 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8472 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8473 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8474 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8475 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8476 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8477 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8478 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8479 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8480 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8481 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8482 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
8483 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
8484 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
8486 (SSEPUSH, push<SSEPUSH>): Remove.
8487 (MMXPUSH, push<MMXPUSH>): Remove.
8488 (sse_movaps, sse_movaps_1, sse_movups): Remove.
8489 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
8490 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
8491 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
8492 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
8493 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
8494 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
8495 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
8496 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
8497 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
8498 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
8499 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
8500 (ppro_sse_log_V4SF): Handle sselog1.
8501 * config/i386/predicates.md (const_0_to_1_operand): New.
8502 (const_0_to_255_mul_8_operand): New.
8503 (const_1_to_31_operand): Rename from const_int_1_31_operand.
8504 (const_2_to_3_operand, const_4_to_7_operand): New.
8505 * config/i386/sse.md: New file.
8506 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
8507 (sse_movups): Rename from sse_movups_1.
8508 (sse_loadlss): Rename from sse_loadss_1.
8509 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
8511 (negv4sf2): Use ix86_expand_fp_absneg_operator.
8512 (absv4sf2, negv2df, absv2df): New.
8513 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
8514 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
8515 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
8516 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
8517 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
8518 (sse3_addsubv4sf3): Model correctly.
8519 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
8520 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
8521 (sse_movhlps): Model with vec_select+vec_concat.
8522 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
8523 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
8524 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
8525 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
8526 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
8527 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
8528 sse2_pshufhw_1): Likewise.
8529 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
8530 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
8531 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
8532 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
8533 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
8534 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
8535 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
8536 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
8537 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
8538 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
8539 sminv8hi3): Mark commutative
8540 operands. Use ix86_binary_operator_ok.
8541 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
8542 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
8543 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
8544 sse2_punpcklqdq): Allow operand2 in memory.
8545 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
8546 sse2_movsd): Add memory alternatives.
8547 (sse_storelps): Turn expander into an insn; split after reload.
8548 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
8549 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
8551 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8553 * configure.ac (DWARF-2 debug_line): Use objdump.
8554 * configure: Regenerate.
8556 2005-01-08 Jeff Law <law@redhat.com>
8557 Diego Novillo <dnovillo@redhat.com>
8559 PR tree-optimization/18241
8560 * tree-nrv.c (tree_nrv): Ignore volatile return values.
8561 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
8562 statements with volatile operands.
8563 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
8564 operands after marking a statement with has_volatile_ops.
8566 2005-01-08 Roger Sayle <roger@eyesopen.com>
8568 * tree.c (int_fits_type_p): Always honor integer constant
8569 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
8571 2005-01-08 Roger Sayle <roger@eyesopen.com>
8573 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
8574 the latent bug in rtl_delete_block has been resolved.
8576 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8578 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
8579 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
8581 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8583 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
8584 library as @multilib_dir@/$(SHLIB_SONAME).
8586 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8588 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
8589 * configure: Regenerate.
8591 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8593 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
8596 2005-01-07 David Edelsohn <edelsohn@gnu.org>
8599 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8600 Convert non-word aligned offset address using ld/std into
8603 2005-01-07 Richard Henderson <rth@redhat.com>
8605 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8607 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8609 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8611 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8613 PR tree-optimization/19283
8614 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8615 is not shorter than the original type.
8617 PR rtl-optimization/19012
8618 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8620 PR rtl-optimization/18861
8621 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8622 (FULL_STATE): Define.
8623 (mark_tablejump_edge): New function.
8624 (purge_dead_tablejump_edges): New function.
8625 (find_bb_boundaries): Use it.
8627 PR tree-optimization/18828
8628 * builtins.c (expand_builtin_next_arg): Remove argument and all
8629 the argument checking.
8630 (expand_builtin): Adjust caller.
8631 (expand_builtin_va_start): Likewise. Remove error for too many
8633 (fold_builtin_next_arg): Issue error for too many arguments.
8634 After checking arguments, replace them with magic arguments that
8635 prevent further checking of the args.
8637 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8639 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8641 2005-01-06 Roger Sayle <roger@eyesopen.com>
8644 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8645 and %{.S:...} (and their negative variants) to test whether the
8646 input file is assembler or pre-processed-assembler independent of
8647 the actual filename extension.
8649 2005-01-06 Roger Sayle <roger@eyesopen.com>
8651 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8652 of sign or zero extended values.
8654 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8656 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8657 for IBM long double format correctly.
8659 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8661 Fix PR tree-optimization/18792
8663 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8664 to first_loop_depth, and use loop depth instead of loop number.
8665 (build_classic_dir_vector): Ditto.
8666 (compute_data_dependences_for_loop): Use depth, not loop number.
8667 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8668 number. Pass in loops, instead of loop numbers.
8669 (gather_interchange_stats): Ditto.
8670 (linear_transform_loops): Ditto.
8672 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8675 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8676 biv_fits_mode_p, extension_within_bounds_p): New functions.
8677 (check_ext_dependent_givs): Use them.
8679 2005-01-06 Roger Sayle <roger@eyesopen.com>
8681 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8682 more than one barrier, in which case we should delete them all.
8684 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8686 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8688 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8690 Fix PR middle-end/19286
8692 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8693 output this subprogram, simply ignore this attempt to do it again.
8694 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8695 origin attribute if it's not possible.
8696 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8697 (decls_for_scope): Ditto.
8698 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8699 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8701 2005-01-05 Richard Henderson <rth@redhat.com>
8704 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8705 (bdesc_2arg): Use it.
8706 (ix86_expand_binop_builtin): Force operands into registers
8708 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8709 ix86_expand_sse_compare, ix86_expand_sse_comi,
8710 ix86_expand_builtin): Likewise.
8712 2005-01-05 Richard Henderson <rth@redhat.com>
8714 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8716 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8717 (mulv4hi3): Set itanium_class mmmul.
8718 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8719 (fpack): Rename from fpack_sfsf.
8721 2005-01-05 Richard Henderson <rth@redhat.com>
8724 * reload1.c (do_input_reload): Restrict the optimization deleteing
8725 a previous output reload to RELOAD_FOR_INPUT.
8727 2005-01-05 Steven Bosscher <stevenb@suse.de>
8729 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8730 comment that we fall through after case.
8731 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8732 (distribute_links): Likewise.
8733 * cse.c (cse_insn): Likewise.
8734 * cselib.c (cselib_invalidate_mem): Likewise.
8735 * df.c: Update comments at the top of the file.
8736 (read_modify_subreg_p): Update comments here too.
8737 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8738 * flow.c (mark_set_1): Likewise.
8739 (mark_used_regs): Likewise.
8740 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8741 (canon_list_insert): Likewise.
8742 (mark_set): Likewise.
8743 (try_replace_reg): Likewise.
8744 (store_killed_in_insn): Likewise.
8745 * loop.c (count_one_set): Likewise.
8746 (basic_induction_var): Likewise.
8747 * postreload-gcse.c (find_mem_conflicts): Likewise.
8748 * postreload.c (reload_combine_note_store): Likewise.
8749 (move2add_note_store): Likewise.
8750 * reload.c (find_equiv_reg): Likewise.
8751 (mark_referenced_resources): Likewise.
8752 * rtlanal.c (set_noop_p): Likewise.
8753 (note_stores): Likewise.
8754 (note_uses): Likewise.
8755 * sched-deps.c (sched_analyze_1): Likewise.
8756 * sched-rgn.c (check_live_1): Likewise.
8757 (update_live_1): Likewise.
8758 * config/i860/i860.c: Likewise.
8760 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8762 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8764 * doc/rtl.texi: Update documentation for bit-fields and SET.
8766 2005-01-05 Roger Sayle <roger@eyesopen.com>
8768 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8770 2005-01-05 Jan Hubicka <jh@suse.cz>
8771 Richard Henderson <rth@redhat.com>
8774 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8777 2005-01-05 Richard Henderson <rth@redhat.com>
8780 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8781 (sse_shufps): Change operand 3 to const_int_operand.
8782 (sse2_storelps): Fix typo in template.
8783 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8784 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8785 (ix86_expand_builtin): Likewise.
8787 2005-01-05 Julian Brown <julian@codesourcery.com>
8789 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8790 as aggregates for AAPCS ABIs.
8792 2005-01-05 Stan Shebs <shebs@apple.com>
8794 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8795 Mach-O getters if ppc64.
8796 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8798 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8799 signed four-byte field for global code case.
8800 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8802 2005-01-05 Roger Sayle <roger@eyesopen.com>
8805 * c-common.c: Include real.h.
8806 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8807 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8808 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8809 * Makefile.in (c-common.o): Update dependencies.
8811 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8813 * c-parse.in (asm_string): Add trailing semicolon.
8815 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8817 * c-parse.in (asm_string): New. Don't allow wide strings in
8819 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8820 asm_string instead of STRING.
8822 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8824 * c-typeck.c (constructor_no_implicit): Remove.
8825 (set_designator, process_init_element): Don't check
8826 constructor_no_implicit.
8828 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8829 Kaz Kojima <kkojima@gcc.gnu.org>
8832 * lcm.c (create_pre_exit): New.
8833 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8834 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8836 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8838 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8839 -msoft-float in target_float_switch.
8840 * arm.c (arm_override_options): Fix processing of target_float_switch.
8842 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8844 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8847 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8849 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8850 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8852 2005-01-04 Roger Sayle <roger@eyesopen.com>
8854 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8855 if deleting the then-block allows the test-block to fallthru to the
8858 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8861 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8862 after the full declaration if the are in two different TUs.
8864 2005-01-04 Richard Henderson <rth@redhat.com>
8867 * tree-sra.c (generate_one_element_init): Just
8868 call gimplify_and_add.
8869 (generate_element_init): Record the
8870 new referenced variables and mark them for renaming
8871 and split out to ...
8872 (generate_element_init_1): This.
8873 (scalarize_init): Don't call push_gimplify_context/
8874 pop_gimplify_context.
8876 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8878 * toplev.c (get_src_pwd): Handle failure of getpwd().
8880 2005-01-04 Roger Sayle <roger@eyesopen.com>
8882 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8884 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8885 all the cases handled by it are inverted by invert_truthvalue.
8887 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8889 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8890 (save_register_windowsi): Likewise.
8892 2005-01-04 Richard Henderson <rth@redhat.com>
8894 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8896 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8899 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8900 any simplifications of vector mode comparison operators.
8901 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8903 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8904 Devang Patel <dpatel@apple.com>
8906 PR tree-optimization/18308
8907 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8908 the operands before creating a new expression.
8909 * dojump.c (do_jump): Make drop_through_label available
8910 for all cases. Add expansion of COND_EXPR.
8912 2005-01-04 Ira Rosen <irar@il.ibm.com>
8914 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8915 INTEGER_CST instead of TREE_CONSTANT.
8916 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8917 instead of TREE_CONSTANT.
8918 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8919 instead of TREE_CONSTANT.
8921 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8923 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8925 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8928 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8929 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8931 2005-01-03 Richard Henderson <rth@redhat.com>
8933 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8934 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8935 fold_convert_const_real_from_real): Split out from ...
8936 (fold_convert_const): ... here.
8938 2005-01-03 Richard Henderson <rth@redhat.com>
8941 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8942 (mov<MMXMODEI>_internal): Likewise.
8943 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8944 Add V2SF case; use it for SSE1; don't use TI.
8945 (movdf_integer): Likewise.
8946 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8948 2005-01-03 Ira Rosen <irar@il.ibm.com>
8950 * tree-vectorizer.c (vect_strip_conversions): New function.
8951 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8952 check for binary class.
8954 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8958 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8960 * gimple-low.c (mark_blocks_with_used_vars): New function.
8961 (mark_blocks_with_used_subblocks): Ditto.
8962 (mark_used_blocks): Ditto.
8963 (pass_mark_used_blocks): New pass.
8964 * tree-inline.c: Include debug.h.
8965 (expand_call_inline): Call outlining_inline_function here.
8966 * tree-optimize.c (init_tree_optimization_passes): Add
8967 pass_mark_used_blocks.
8968 * tree-pass.h (pass_mark_used_blocks): New.
8969 * Makefile.in (tree-inline.o): Add debug.h dependency.
8971 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8973 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8974 VAR_DECLs to have weak_import attribute.
8976 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8979 2004-01-03 Steven Bosscher <stevenb@suse.de>
8981 * passes.c (rest_of_compilation): Don't run regmove if only
8982 flag_expensive_optimizations, require flag_regmove instead.
8984 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8986 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8988 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8989 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8990 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8991 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8993 2005-01-03 Richard Henderson <rth@redhat.com>
8995 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8996 (ia64_const_ok_for_letter_p): New.
8997 (ia64_const_double_ok_for_letter_p): New.
8998 (ia64_extra_constraint): New.
8999 (ia64_expand_vecint_compare): New.
9000 (ia64_expand_vcondu_v2si): New.
9001 (ia64_expand_vecint_cmov): New.
9002 (ia64_expand_vecint_minmax): New.
9003 (ia64_print_operand): Add 'v'.
9004 (ia64_preferred_reload_class): New.
9005 (ia64_vector_mode_supported_p): New.
9006 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9007 (PREFERRED_RELOAD_CLASS): Move to function.
9008 (CONST_OK_FOR_LETTER_P): Move to function.
9009 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9010 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9011 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9012 (EXTRA_CONSTRAINT): Move to function.
9013 * config/ia64/ia64.md: Include vect.md.
9014 (itanium_class): Add mmalua.
9016 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9018 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9019 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9021 (const_int_2bit_operand): New.
9022 (fr_reg_or_0_operand): New.
9023 * config/ia64/ia64-modes.def: Add vector modes.
9024 * config/ia64/ia64-protos.h: Update.
9025 * config/ia64/vect.md: New file.
9027 2005-01-03 Richard Henderson <rth@redhat.com>
9029 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9031 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9034 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9036 (log1pdf2): Change mode of operands[0,1] to DFmode.
9038 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9040 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9041 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9042 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9043 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9044 SPARC_RELAXED_ORDERING.
9046 2005-01-03 Richard Henderson <rth@redhat.com>
9047 Uros Bizjak <uros@kss-loka.si>
9050 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9051 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9052 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9054 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9055 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9056 const_pow2_1_to_128_operand): New predicates.
9058 2005-01-02 Greg McGary <greg@mcgary.org>
9060 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9062 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9063 object. [ptr_type]: Remove unused variable.
9064 Remember nearest addressable array-element or record-component
9065 when checking bitfield components. Tolerate empty BIND_EXPR.
9067 2005-01-01 Richard Henderson <rth@redhat.com>
9069 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9070 that don't narrow the value. Fail for other conversions.
9072 2005-01-01 Richard Henderson <rth@redhat.com>
9075 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9076 * c-lang.c (finish_file): Don't do it here.
9077 * objc/objc-act.c (objc_finish_file): Likewise.
9079 * cgraph.c (decl_assembler_name_equal): New.
9080 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9081 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9082 * cgraph.h (struct cgraph_varpool_node): Add next.
9083 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9084 * varasm.c (assemble_alias): Mark the target as needed.
9086 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9089 * function.c (get_arg_pointer_save_area): Use entry_of_function
9090 instead of get_insns.
9092 2005-01-01 Roger Sayle <roger@eyesopen.com>
9093 Andrew Pinski <pinskia@physics.uc.edu>
9094 James E. Wilson <wilson@specifixinc.com>
9096 PR rtl-optimization/12092
9097 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9100 2005-01-01 Roger Sayle <roger@eyesopen.com>
9101 Olivier Hainque <hainque@act-europe.fr>
9103 * tree.c (int_fits_type_p): A narrower type always fits in a
9104 wider one, except for negative values into unsigned types.
9106 2005-01-01 Roger Sayle <roger@eyesopen.com>
9108 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9109 with the original constant rather than require TREE_OVERFLOW.
9111 2005-01-01 Steven Bosscher <stevenb@suse.de>
9114 * c-decl.c (finish_function): If compiling C99, annotate the
9115 compiler generated return with the current file name and line 0.
9116 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9117 the source line is greater than 0.
9118 (remove_bb): Likewise.
9120 See ChangeLog.12 for earlier changes.