1 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
8 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
9 flag for edges outside any loops.
11 2005-03-31 Janis Johnson <janis187@us.ibm.com>
13 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
15 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
17 * tree-ssa-alias.c: Follow spelling conventions.
18 * doc/tree-ssa.texi: Fix a typo.
20 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
22 * postreload-gcse.c: Include target.h.
23 (gcse_after_reload_main): Return early if we cannot modify jumps.
24 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
26 2005-03-31 David Edelsohn <edelsohn@gnu.org>
28 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
31 2005-03-31 Ian Lance Taylor <ian@airs.com>
33 * collect2.c (lderrout): New variable.
34 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
35 if it is set, to stderr.
36 (handler): Unlink lderrout if it is set.
37 (dump_file): Add "to" parameter. Change all callers.
38 (main): Initialize lderrout.
39 (collect_execute): Add errname parameter. Change all callers.
40 Rename redir parameter to outname. Never pass
41 PEX_STDERR_TO_STDOUT to pex_run.
42 * collect2.h (collect_execute, dump_file): Update declarations.
43 * tlink.c (tlink_execute): Add errname parameter. Change all
45 (do_tlink): Check lderrout as well as ldout.
47 2005-03-31 Caroline Tice <ctice@apple.com>
49 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
50 (bb-reorder.o): Add errors.h to list of requirements.
51 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
52 profiledbootstrap flags.
53 * bb-reorder.c (errors.h): Add new include.
54 (struct bbro_basic_block_data_def): Add new field, in_trace.
55 (add_unlikely_executed_notes): Remove function.
56 (mark_bb_for_unlikely_executed_section): Remove function.
57 (insert_section_boundary_note): New function.
58 (verify_hot_cold_block_grouping): New function.
59 (push_to_next_round_p): Remove variables and tests that push all
60 cold blocks to last round.
61 (find_traces): Remove code that added extra round of trace finding
62 when doing partitioning.
63 (find_traces_1_round) : Remove variable last_round; add code to
64 update new struct field, in_trace; correct trace_length where it was
65 incorrect before (after call to copy_bb); change code that pushed all
66 cold blocks to last round. Instead verify that all blocks going into
67 a trace belong in the same partition.
68 (connect_traces): Modify to connect the traces in two passes, if the
69 function contains both hot and cold blocks. The first pass connects
70 all the traces for blocks in the partition that the first block in
71 the function belongs to; the second pass connnects all the traces
72 containing blocks that belong in the other partition.
73 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
74 code that automatically put the first block in a function into the
75 hot partition if the function had any hot blocks.
76 (fix_crossing_unconditional_branches): Check number of succ edges
77 before attempting to get one.
78 (fix_edges_for_rarely_executed_code): Update comment describing
80 (reorder_basic_blocks): Add code to initialize new field (in_trace);
81 remove call to add_unlikely_executed_notes; add call to
82 verify_hot_cold_block_grouping.
83 (duplicate_computed_gotos): Don't change computed goto if it's a
85 (partition_hot_cold_basic_blocks): Update function comment.
86 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
88 (try_forward_edges): Likewise.
89 (merge_blocks_move_predecessor_nojumps): Likewise.
90 (merge_blocks_move_successor_nojumps): Likewise.
91 (merge_blocks_move): Likewise.
92 (try_crossjump_bb): Likewise.
93 * cfglayout.c (update_unlikely_executed_notes): Remove function.
94 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
95 notes to cold bb's; remove call to update_unlikely_executed_notes.
96 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
97 NOTE_INSN_SWITCH_TEXT_SECTIONS.
98 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
100 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
102 (rtl_can_merge_blocks): Remove redundancy from condition.
103 (try_redirect_by_replacing_jump): Likewise.
104 (force_nonfallthru_and_redirect): Remove code for adding
105 UNLIKELY_EXECUTED_CODE notes to cold bb's.
106 (commit_one_edge_insertion): Likewise.
107 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
108 * dbxout.c (FORCE_TEXT): Replace function_section with
109 current_function_section.
110 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
111 function, switch_text_section.
112 (struct xcoff_debug): Likewise.
113 (dbxout_function_end): Add code to put out label diffs for both
114 hot and cold sections.
115 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
116 for new debug_hooks funciton, switch_text_section..
117 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
119 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
120 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
121 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
122 dw_fde_switched_sections.
123 (output_call_frame_info): Add test to see if function switches text
124 sections in the middle; if so, use appropriate extra hot and cold
125 section labels to compute size deltas for the hot and cold sections.
126 (dwarf2out_begin_prologue): Add code to initialize new fields in
128 (dwarf2out_switch_text_section): New function (invoked through
129 debug_hook); updates new fields in dw_fde_struct appropriately and
130 increments separate_line_info_table_in_use.
131 (dwarf2_debug_hooks): Initialize switch_text_section function to be
132 dwarf2out_switch_text_section.
133 (struct var_loc_node): Add new field, section_label.
134 (output_aranges): Add code to check whether in hot or cold section and
135 use the appropriate label in calculating deltas.
136 (output_ranges): Likewise.
137 (output_line_info): Add code to check which section we're in and
138 use appropriate hot/cold label.
139 (add_location_or_constant_value_attribute): Likewise.
140 (gen_subprogam_die): Modify arange attributes to use correct labels.
141 (dwarf2out_begin_block): Change call to function_section into call to
142 current_function_section.
143 (dwarf2out_end_block): Likewise.
144 (dwarf2out_source_line): Likewise.
145 (dwarf2out_var_location): Add code to check whether in hot or cold
146 section and use the appropriate label.
147 * except.c (output_function_exception_table): Change call to
148 function_section into call to current_function_section.
149 * final.c (profile_function): Likewise.
150 (scan_ahead_for_unlikely_executed_note): Remove function.
151 (final_scan_insn): Remove calls to
152 scan_ahead_for_unlikely_executed_note, and related code for switching
153 to cold section, except for the single time
154 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
155 debug_hooks->switch_text_sections; replace appropriate calls to
156 function_section with calls to current_function_section.
157 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
158 test_bb to condition.
159 (find_if_case_2): Likewise.
160 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
161 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
162 * opts.c (decode_options): Change warning about hot/cold partitioning
163 with exceptionss to inform (so as not to cause bootstrap failures);
164 remove warning about partitioning with DWARF debug info.
165 * output.h (current_function_section): Add new function decl.
166 (insert_section_boundary_note): Likewise.
167 (enum in_section): Move this declaration here from varasm.c.
168 (unlikely_section_label): Likewise.
169 (unlikely_text_section_name): Likewise.
170 (last_text_section_name): New global variable.
171 (last_text_section): Likewise.
172 (hot_section_label): Likewise.
173 (hot_section_end_label): Likewise.
174 (cold_section_end_label): Likewise.
175 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
176 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
177 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
178 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
179 insn from consideration.
180 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
182 * varasm.c (basic-block.h): Add new include.
183 (unlikely_section_label_printed): Remove global variable.
184 (unlikely_section_label): Make global variable not be static any more.
185 (unlikely_text_section_name): Likewise.
186 (hot_section_end_label): New global variable (not static)
187 (first_function_block_is_cold): Likewise.
188 (hot_section_label): Likewise.
189 (cold_section_end_label): Likewise..
190 (last_text_section): New global variable, not static.
191 (last_text_section_name): New global variable, not static.
192 (initialize_cold_section_name): New function.
193 (enum in_section): Move declaration to output.h.
194 (text_section): Update last_text_section.
195 (unlikely_text_section): Replace code to determine cold section name
196 with call to initialize_cold_section_name; Add code to update
197 last_text_section; remove code for printing out label.
198 (named_section_real): Add code to update last_text_section and
199 last_text_section_name as appropriate.
200 (function_section): Change test for 'unlikely' to depend on
201 first_function_block_is_cold (moved old test to
202 current_function_section).
203 (current_function_section): New function.
204 (assemble_start_function): Move code that frees
205 unlikely_text_section_name; initialize hot_section_end_label;
206 print hot and cold section labels at the start of the function;
207 set first_function_block_is_cold, if appropriate; initialize l
208 ast_text_section; add call to insert_section_boundary_note.
209 (assemble_end_function): Add code to write out hot and cold section
211 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
213 * config/darwin.c (machopic_select_section): Replace incorrect
214 function in base_funs; update reloc for cold sections if necessary.
215 * config/darwin.h (SECTION_FUNCTION): Add code to update
216 last_text_section if appropriate.
217 (text_unlikely_section): Remove.
218 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
219 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
220 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
221 partitioning for this architecture.
223 2005-03-31 Olivier Hainque <hainque@adacore.com>
225 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
226 defined and non-zero.
228 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
231 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
234 2005-03-31 Alan Modra <amodra@bigpond.net.au>
237 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
238 label operand. Remove (use (unspec..)). Don't emit a label on
240 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
241 generate inline label for load_toc_v4_PIC_1b.
242 (rs6000_emit_load_toc_table): Likewise.
244 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
246 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
247 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
249 2005-03-29 Devang Patel <dpatel@apple.com>
251 * tree-sra.c (decide_block_copy): Disable scalarization of
254 2005-03-30 Stuart Hastings <stuart@apple.com>
255 Dale Johannesen <dalej@apple.com>
257 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
258 * print-tree.c (print_node): Add case STATEMENT_LIST.
260 2005-03-31 Alan Modra <amodra@bigpond.net.au>
262 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
263 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
264 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
265 is given with "powerpc64*" or "all", or when --with-cpu chooses
268 2005-03-30 James E. Wilson <wilson@specifixinc.com>
271 * dwarf2out.c (add_high_low_attributes): New function, extracted from
272 gen_lexical_block_die.
273 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
275 2005-03-31 Jan Hubicka <jh@suse.cz>
277 2004-11-02 Jan Hubicka <jh@suse.cz>
279 * cgraph.c (cgraph_varpool_node_name): New function.
280 (dump_cgraph_varpool_node): New function.
281 (dump_varpool): New function.
282 * cgraphunit.c (cgraph_optimize): Dump varpool.
284 2004-10-16 Jan Hubicka <jh@suse.cz>
286 * cgraph.c (decide_is_variable_needed): New function.
287 (cgraph_varpool_finalize_decl): Use it.
288 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
290 * final.c (output_addr_const): Do not call mark_referenced.
291 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
292 always go via cgraph.
293 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
294 (check_global_declarations): Ifdef out code clearing DECL_RTL.
295 * tree-optimize.c (execute_inline): Mark functions called.
296 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
298 2004-10-11 Jan Hubicka <jh@suse.cz>
300 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
301 (cgraph_varpool_last_needed_node): New static variable.
302 (enqueue_needed_varpool_node): Break out from ...; add items to the
303 end of queue; update first pointers.
304 (cgraph_varpool_mark_needed_node): ... here.
305 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
306 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
307 * cgraph.h (cgraph_varpool_node): Add analyzed field.
308 (cgraph_varpool_first_unanalyzed_node): Declare.
309 * cgraphunit.c: Include output.h.
310 (cgraph_varpool_analyze_pending_decls): New function.
311 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
312 for errors, analyze pending decls.
313 (cgraph_finalize_compilation_unit): Only analyze decls.
314 (cgraph_optimize): Assemble the decls after expanding.
316 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
318 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
319 subvars get marked properly in tags for grouping.
320 (add_pointed_to_var): Mark only actual pointed to
321 variables/subvars in addresses needed.
322 (create_overlap_variables_for): Clear call clobbered on original
324 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
325 addresable vars with subvars into list.
326 * tree-ssa.c (verify_ssa_name): Verify original is not used where
329 2005-03-30 Richard Henderson <rth@redhat.com>
331 * cgraph.h (struct cgraph_node): Add alias.
332 * varasm.c (assemble_alias): Set it.
333 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
334 avoid calling cgraph_expand_function.
336 2005-03-30 Tom Tromey <tromey@redhat.com>
338 * tree.def (FILE_TYPE): Removed.
339 * typeclass.h (enum type_class): Removed file_type_class.
340 * dwarf2out.c (is_base_type): Updated.
341 (gen_type_die): Likewise.
342 * dbxout.c (dbxout_type): Updated.
343 * builtins.c (type_to_class): Updated.
344 * tree.c (type_contains_placeholder_1): Updated.
345 * config/sparc/sparc.c (sparc_type_code): Updated.
346 * config/ia64/ia64.c (hfa_element_mode): Updated.
347 * expr.c (count_type_elements): Updated.
348 * stor-layout.c (layout_type): Updated.
349 * tree-inline.c (remap_type): Updated.
350 * tree-pretty-print.c (dump_generic_node): Updated.
352 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
354 * builtins.c (expand_builtin_powi): Fix mode of
355 2nd argument to match int.
356 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
357 2nd argument type to int.
358 * libgcc2.c: Change prototype of __powi* functions to use
361 2005-03-30 Dale Johannesen <dalej@apple.com>
364 * calls.c (expand_call): Flush pending deferrals before
367 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
371 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
372 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
373 c_label_context, label_context_stack): New.
374 * c-decl.c (define_label): Check for jumps into statement
375 expressions. Add label to list of defined labels.
376 (start_function): Push context on label_context_stack.
377 (finish_function): Pop context from label_context_stack.
378 * c-typeck.c (label_context_stack): New.
379 (c_finish_goto_label): Check for jumps into statement
380 expressions. Add label to list of jumped to labels.
381 (struct c_switch): Add blocked_stmt_expr.
382 (c_start_case): Initialize it.
384 (c_finish_case): Verify !blocked_stmt_expr.
385 (c_begin_stmt_expr): Push context on label_context_stack.
386 Increment blocked_stmt_expr. Mark labels jumped to from outside
388 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
389 defined in the statement expression and no longer jumpable to.
390 Mark labels jumped to from just outside the statement expression
391 as again definable. Pop context from label_context_stack.
392 * doc/extend.texi (Statement Exprs): Update.
394 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
397 * c-decl.c (start_function): Check for old_decl being
400 2005-03-30 Ian Lance Taylor <ian@airs.com>
402 * final.c (final): Remove prescan parameter. Change all callers.
403 (final_scan_insn): Remove prescan parameter. Change all callers.
405 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
407 * tree-vectorizer.c: Fix comment typos.
409 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
411 * tree-scalar-evolution.c (instantiate_parameters_1): Return
412 as soon as a chrec_dont_know is detected.
414 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
416 Merge from csl-arm-branch.
417 2004-02-12 Mark Mitchell <mark@codesourcery.com>
419 * tlink.c (recompile_files): Do not assume that "rename" can
420 overwrite an existing file.
422 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
424 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
425 * gcc/configure: Regenerate.
427 2005-03-30 Alan Modra <amodra@bigpond.net.au>
429 * doc/install.texi: Update binutils requirement for powerpc*-linux.
431 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
433 * calls.c (struct arg_data): Update "partial" comment.
434 (load_register_parameters): Update "nregs" comment.
436 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
438 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
439 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
440 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
441 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
442 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
443 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
444 than target_flags & 0.
445 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
446 (iq2000_arch, iq2000_parse_cpu): Delete.
447 (TARGET_HANDLE_OPTION): Override default.
448 (iq2000_handle_option): New function.
449 (override_options): Remove -march= and -mcpu= handling.
450 * config/iq2000/iq2000.opt: New file.
452 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
454 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
455 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
456 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
457 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
458 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
459 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
460 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
461 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
462 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
463 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
464 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
465 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
466 (c4x_rpts_cycles_string, c4x_cpu_version_string)
467 (TARGET_OPTIONS): Delete.
468 (c4x_rpts_cycles, c4x_cpu_version): Declare.
469 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
470 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
471 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
472 (c4x_cpu_version_string): Delete.
473 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
474 (c4x_handle_option): New function. Map -m3x and -m4x options to the
475 equivalent -mcpu= option.
476 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
477 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
478 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
479 or clearing the appropriate MASK_* bit.
480 (c4x_file_start): Use c4x_cpu_version.
481 * config/c4x/c4x.opt: New file.
483 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
485 * doc/options.texi: Document the new MaskExists flag.
486 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
487 if the option has the MaskExists flag.
489 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
491 * opt-functions.awk (flag_set_p, test_flag): New functions.
492 (switch_flags): Use them.
493 * opth-gen.awk: Use flag_set_p to check for flags.
494 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
496 2005-03-30 Ian Lance Taylor <ian@airs.com>
498 * config.host (i[34567]86-*-mingw32*): Don't set
499 host_can_use_collect2 to no.
501 2005-03-30 Alan Modra <amodra@bigpond.net.au>
504 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
505 Remove convert_memory_address call duplicating that in memory_address.
507 2005-03-29 Richard Henderson <rth@redhat.com>
510 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
511 (build_compound_literal): Likewise. Propagate decl type into the
513 (finish_decl): Likewise. Use new return value from complete_array_type
514 for zero sized arrays.
515 (complete_array_type): Move ...
516 * c-common.c (complete_array_type): ... here. Change first argument
517 to pointer-to-type-node. Consistently use sizetype for the index
518 except for zero sized arrays. Detect zero sized arrays for pedantic
519 mode diagnostics. Create a new type node instead of modifying the
521 * c-tree.h (complete_array_type): Move decl ...
522 * c-common.h (complete_array_type): ... here.
524 2005-03-29 Richard Henderson <rth@redhat.com>
527 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
529 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
531 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
532 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
533 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
534 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
536 2005-03-29 Eric Christopher <echristo@redhat.com>
538 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
539 truthvalue conversion removal.
541 2005-03-29 Ian Lance Taylor <ian@airs.com>
544 * collect2.c: Never include <vfork.h>.
545 (VFORK_STRING, vfork): Don't define.
546 (pid): Remove global variable.
547 (handler): Call raise instead of kill (getpid(), ...).
548 (collect_wait): Add pex parameter. Change all callers. Use
549 pex_get_status rather than pwait.
550 (do_wait): Add pex parameter. Change all callers.
551 (collect_execute): Return struct pex_obj * rather than void. Use
552 pex routines rather than pexecute.
553 (fork_execute): Get pex_obj from collect_execute, and pass it to
555 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
556 Only declare quit_handler if SIGQUIT is defined.
557 (scan_libraries): Likewise.
558 * collect2.h (collect_execute): Update declaration.
559 (collect_wait): Update declaration.
560 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
561 pass it to collect_wait.
563 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
566 * c-parser.c (c_parser_compound_statement_nostart): Give error
567 message for EOF instead of just setting parser->error.
569 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
571 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
572 (slpeel_update_phi_nodes_for_guard1): New function.
573 (slpeel_update_phi_nodes_for_guard2): New function.
574 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
575 of slpeel_update_phi_nodes_for_guard.
576 (vectorize_loops): Remove call to loop_closed_rewrite.
577 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
580 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
582 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
583 (TARGET_LITTLE_ENDIAN): New macro.
584 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
585 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
586 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
587 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
588 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
589 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
590 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
591 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
592 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
593 (TARGET_OPTIONS): Delete.
594 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
595 (CACHE_FLUSH_TRAP): Turn into an integer.
596 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
597 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
598 -mflush-trap is in use.
599 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
600 (m32r_cache_flush_trap_string): Delete.
601 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
602 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
603 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
604 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
605 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
606 -mmodel= and -msdata= handling from...
607 (m32r_init): ...here.
608 * config/m32r/m32r.opt: New file.
610 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
612 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
613 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
614 * tree-vect-analyze.c (vect_object_analysis): additional parm
615 pass back a "struct ptr_info_def *" with the points-to info.
616 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
617 statement using info returned from vect_object_analysis.
618 * tree-vect-transform.c (update_vuses_to_preheader): New function.
619 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
620 for virtual uses and defs when creating a replacement vector
621 reference. Call duplicate_ssa_name_ptr_info to define points-to
622 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
623 (vectorizable_store): copy_virtual_operands and update
624 definition statements.
625 (vectorizable_load): copy_virtual_operands. Remove call to
626 mark_call_clobbered_vars_to_rename for call to "const" builtin.
627 * tree-vectorizer.c (vectorize_loops): Remove calls to
628 rewrite_into_ssa and bitmap_clear (vars_to_rename).
629 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
630 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
631 define macro STMT_VINFO_PTR_INFO for use in accessing.
632 * tree.h add export of duplicate_ssa_name_ptr_info.
633 * rs6000.c (altivec_init_builtins): Declare builtin function
634 __builtin_altivec_mask_for_load to be "const".
636 2005-03-29 Jakub Jelinek <jakub@redhat.com>
639 * cgraph.h (struct cgraph_varpool_node): Add alias field.
640 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
641 assemble_variable on aliases.
642 * varasm.c (assemble_alias): Set node->alias.
643 * toplev.c (wrapup_global_declarations): Don't call
644 rest_of_decl_compilation on aliases again.
646 2005-03-29 Paul Brook <paul@codesourcery.com>
648 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
649 * config/arm/arm.c (arm_dbx_register_number): New function.
650 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
652 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
655 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
656 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
658 2005-03-29 Dale Johannesen <dalej@apple.com>
660 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
661 $(TREE_H) and $(COVERAGE_H).
662 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
663 * opts.c (common_handle_option): Enable tree-based value transforms.
664 * toplev.c (process_options): Ditto.
665 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
666 refers to references to this type.
667 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
668 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
669 for may_be_more, may_be_less.
670 (rtl_gen_pow2_profiler): Adjust.
671 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
672 (rtl_gen_one_value_profiler): Adjust.
673 (rtl_gen_const_delta_profiler): Adjust.
674 * tree-profile.c (tree_gen_interval_profiler): Implement.
675 (tree_gen_pow2_profiler): Ditto.
676 (tree_gen_one_value_profiler): Ditto.
677 (tree_profiling): New.
678 (pass_tree_profile): Reference it.
679 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
681 (insn_divmod_values_to_profile): Rename to
682 rtl_divmod_values_to_profile. Adjust.
683 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
684 (insn_prefetch_values_to_profile): Adjust.
685 (rtl_value_profile_transformations): Adjust.
686 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
687 (gen_mod_pow2): Rename to rtl_mod_pow2.
688 (gen_mod_subtract): Rename to rtl_mod_subtract.
689 (divmod_fixed_value_transform): Rename to
690 rtl_divmod_fixed_value_transform.
691 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
692 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
693 (rtl_find_values_to_profile): Adjust.
694 (tree_value_profile_transformations): Implement.
695 (tree_divmod_values_to_profile): New.
696 (tree_values_to_profile): New.
697 (tree_divmod_fixed_value): New.
698 (tree_mod_pow2): New.
699 (tree_mod_subtract): New.
700 (tree_divmod_fixed_value_transform): New.
701 (tree_mod_pow2_value_transform): New.
702 (tree_mod_subtract_transform): New.
703 (tree_find_values_to_profile): Implement.
704 * profile.c (instrument_values): Free histograms.
705 (compute_value_histograms): Adjust. Implement tree version.
707 2005-03-29 Uros Bizjak <uros@kss-loka.si>
709 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
710 * config/i386/i386.c (output_fix_trunc): Add new round_mode
711 variable. Output "fldcw" depending on round_mode.
712 * config/i386/i386.md (UNSPEC_FIST): New.
713 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
714 New isns patterns to implement lrint and llrint built-ins as x87
716 (fistdi2, fist<mode>2 splitters): New splitters.
717 (lrint<mode>2): New expanders.
719 2005-03-28 Ian Lance Taylor <ian@airs.com>
721 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
722 0 when calling final_scan_insn.
724 2005-03-28 Jan Hubicka <jh@suse.cz>
727 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
730 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
731 types where possible.
733 2005-03-26 Per Bothner <per@bothner.com>
735 Make -f[no-]show-column also control non-cpp diagnostics.
736 * c.opt (fshow-column): Move option from here ...
737 * common.opt (fshow-column): ... to here.
738 * diagnostic.c (diagnostic_build_prefix): Only print column number
741 2005-03-27 Steven Bosscher <stevenb@suse.de>
743 * vax-protos.h (vax_output_int_move, vax_output_int_add,
744 vax_output_conditional_branch): New prototypes.
745 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
746 extracted from vax.md mov and add patterns.
747 (vax_output_conditional_branch): New function to output conditional
749 * vax.md: Use mode macros for arithmetic and mov patterns.
750 Use code macros for the jump patterns.
752 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
754 * Makefile.in (libbackend.o): Depend on version files;
755 add custom generation command.
757 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
760 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
761 sure that we have a REG before getting its REGNO.
763 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
765 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
766 * builtins.def (BUILT_IN_STRNDUP): New.
768 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
770 PR tree-optimization/20470
771 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
774 2005-03-25 Mike Stump <mrs@apple.com>
776 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
779 2005-03-25 Geoffrey Keating <geoffk@apple.com>
781 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
782 Use our own structure definitions.
784 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
785 (fix_truncdfsi2): Allow registers or memory as destination.
786 When TARGET_PPC_GFXOPT, generate simplified pattern.
787 (fix_truncdfsi2_internal): Use define_insn_and_split.
788 (fix_truncdfsi2_internal_gfxopt): New.
789 (fctiwz): Don't confuse register allocation by giving it no choices.
791 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
792 (EXTRA_MEMORY_CONSTRAINT): Likewise.
793 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
794 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
796 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
798 * dominance.c (free_dominance_info): Speed up by freeing et
799 data structures without maintaining other nodes.
800 * et-forest.c (et_free_tree_force): New.
801 * et-forest.h: Add a prototype for et_free_tree_force.
803 * tree.c (get_set_constructor_bits,
804 get_set_constructor_bytes): Remove.
805 * tree.h: Remove the corresponding prototypes.
807 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
810 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
811 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
812 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
813 PRE_DEC, NEG and NOT.
815 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
817 * fold-const.c: Convert uses of fold (build (...)) to
820 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
822 PR rtl-optimization/20249
823 * cse.c (insert_regs): Do not record equivalence of registers in
826 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
828 * emit-rtl.c (reverse_comparison): Remove.
829 * rtl.h: Remove the corresponding prototype.
831 2005-03-24 James E Wilson <wilson@specifixinc.com>
833 * doc/install.texi (--enable-altivec): Delete docs.
835 2005-03-24 David Edelsohn <edelsohn@gnu.org>
837 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
838 SFmode and DFmode before reload when
839 flag_unsafe_math_optimizations not enabled.
841 2005-03-24 Geoffrey Keating <geoffk@apple.com>
843 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
845 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
846 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
848 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
850 * configure.ac (enable-checking): Add 'runtime' option.
851 * doc/install.texi (enable-checking): Document 'runtime' checking.
852 * tsystem.h (gcc_assert, gcc_unreachable): Define.
853 * config.in: Regenerated.
854 * configure: Regenerated.
856 2005-03-23 Uros Bizjak <uros@kss-loka.si>
858 * optabs.h (enum optab_index): Remove OTI_llrint.
859 (llrint_optab): Remove macro.
860 * optabs.c (init_optabs): Remove llrint_optab initialization.
861 * genopinit.c (optabs): Remove llrint_optab implementation.
862 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
865 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
867 PR rtl-optimization/20532
868 * simplify-rtx.c (simplify_binary_operation_1): Protect from
869 overflow when adding coefficients for PLUS or MINUS.
870 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
873 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
875 * langhooks.h (truthvalue_conversion): Remove.
876 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
877 LANG_HOOKS_TRUTHVALUE_CONVERSION.
878 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
879 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
880 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
882 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
884 * params.def: Fix a typo.
885 * config/mips/mips.c: Follow the spelling convensions.
886 * doc/invoke.texi: Fix typos.
888 2005-03-18 Dale Johannese <dalej@apple.com>
890 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
892 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
894 Fix PR tree-optimization/20601
896 * tree-ssa-pre.c (insert_aux): Add missing condition to
899 2005-03-23 Ian Lance Taylor <ian@airs.com>
901 * final.c (final_scan_insn): Don't remove no-op instructions.
902 * reload1.c (reload): Remove simple no-op instructions even when
905 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
907 PR tree-optimization/20501
908 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
909 reporting that peeling for alignment is applied moved to...
910 * (vect_analyze_data_refs_alignment): Here.
912 2005-03-23 Ian Lance Taylor <ian@airs.com>
914 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
916 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
918 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
919 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
921 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
923 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
924 imply that this is called once, independent of asms in code.
925 Adjust to now being pased output and input lists. Mention helper
926 function decl_overlaps_hard_reg_set_p.
927 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
928 hook_tree_tree_identity and to take three trees, returning third.
929 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
931 * stmt.c: include hard-reg-set.h before tree.h.
932 (decl_overlaps_hard_reg_set_p): New function, broken out from...
933 (decl_conflicts_with_clobbers_p): Call
934 decl_overlaps_hard_reg_set_p.
935 (expand_asm_operands): Pass output and input lists in call to
936 targetm.md_asm_clobbers.
937 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
938 hook_tree_tree_tree_tree_3rd_identity.
939 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
941 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
942 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
943 parameters, first two unused.
944 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
945 parameters. Only add MOF to clobbers if there's no 'h' mentioned
946 in constraint letters and MOF is not mentioned as a asm-declared
947 register in neither of the input and output lists.
949 2005-03-23 DJ Delorie <dj@redhat.com>
951 * optabs.c (expand_binop): Make sure the first subword's result
954 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
956 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
957 Call c_common_truthvalue_conversion rather than
958 lang_hooks.truthvalue_conversion.
959 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
960 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
962 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
963 c_common_truthvalue_conversion.
964 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
965 c_parser_conditional_expression, c_parser_binary_expression): Call
966 c_objc_common_truthvalue_conversion.
967 * c-typeck.c (build_unary_op): Call
968 c_objc_common_truthvalue_conversion.
969 (build_conditional_expr): Do not call
970 lang_hooks.truthvalue_conversion.
971 (build_binary_op): Call c_common_truthvalue_conversion.
972 (c_objc_common_truthvalue_conversion): Moved from
973 c-objc-common.c. Call default_function_array_conversion instead
974 of default_conversion.
976 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
978 * c-common.h (default_conversion): Remove.
979 (perform_integral_promotions): Add.
980 * c-tree.h (default_conversion): Add.
981 * c-typeck.c (perform_integral_promotions): New, split out from
983 * c-common.c (check_case_value): Use perform_integral_promotions,
984 not default_conversion.
985 (c_add_case_label): Don't continue processing case label after
988 2005-03-23 Mark Mitchell <mark@codesourcery.com>
990 * gcc.c (do_spec_1): Do not add a -L path for a directory in
991 the prefix list if we have already added a multilib directory
993 (main): Do not add MD_EXEC_PREFIX to the list of directories to
996 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
998 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1000 * reload.h: Remove the prototype for indirect_symref_ok.
1002 * reload1.c (indirect_symref_ok): Make it global.
1003 * reload.h: Add a prototype for indirect_symref_ok.
1005 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1007 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1010 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1012 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1014 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1016 * c-opts.c (c_common_parse_file): Only start/end main source file
1017 if debug hooks says the writer wants it.
1018 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1020 (xcoff_debug_hooks): Ditto.
1021 * debug.c (do_nothing_hooks): Ditto.
1022 * debug.h (gcc_debug_hooks): Ditto.
1023 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1024 * sdbout.c (sdb_debug_hooks): Ditto.
1025 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1027 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1029 * doc/extend.texi: Deprecate C++ min/max operators.
1031 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1033 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1034 artificial original candidates.
1036 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1037 Jan Hubicka <jh@suse.cz>
1038 Steven Bosscher <stevenb@suse.de>
1040 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1041 call cost based on argument sizes.
1042 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1044 * params.def: (max-inline-inssn-single): Set to 450.
1045 (max-inline-insns-auto): Set to 90.
1046 (max-inline-insns-recursive): Set to 450
1047 (max-inline-insns-recursive-auto): Set to 450.
1048 (large-function-insns): Set to 2700.
1049 (inline-call-cost): New parameter.
1050 * tree-inline.c (estimate_move_cost): New function.
1051 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1052 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1054 * tree-inline.h (estimate_move_cost): Declare.
1055 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1056 (max-inline-insns-auto): Change default to 90.
1057 (max-inline-insns-recursive): Change default to 450
1058 (max-inline-insns-recursive-auto): Change default to 450.
1059 (large-function-insns): Change default to 2700.
1060 (inline-call-cost): Document new parameter.
1062 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1064 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1065 (TARGET_DEFAULT): Delete.
1066 * config/i860/i860.opt: New file.
1068 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1070 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1071 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1072 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1073 (frv_sched_lookahead): Delete.
1074 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1075 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1076 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1077 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1078 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1079 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1080 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1081 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1082 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1083 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1084 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1085 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1086 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1087 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1088 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1089 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1090 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1091 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1092 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1093 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1094 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1095 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1096 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1097 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1098 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1099 (frv_sched_lookahead): Delete.
1100 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1101 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1102 (frv_handle_option): New function. Move -mcpu= handling from...
1103 (frv_override_options): ...here. Remove handling of other
1105 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1106 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1107 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1108 and TARGET_NO_MULTI_CE.
1109 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1110 !TARGET_VLIW_BRANCH.
1111 * config/frv/frv.opt: New file.
1113 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1115 * fold-const.c (fold_ternary): Take decomposed arguments of
1117 (fold): Update a call to fold_ternary.
1119 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1120 * tree.h: Add corresponding prototypes.
1122 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1125 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1126 between jump table and its label.
1127 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1128 resp. ADDR_DIFF_VEC and the label preceeding it.
1129 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1130 is emitted in the right section.
1132 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1134 * fold-const.c (fold_unary, fold_binary): Update comments
1137 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1139 PR rtl-optimization/20527
1140 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1141 REG_INC note, test that the register also isn't mentioned in PRED
1144 2005-03-22 Ben Elliston <bje@au.ibm.com>
1146 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1149 2005-03-21 Mike Stump <mrs@apple.com>
1151 * varasm.c (default_assemble_visibility): Remove extra ().
1153 2005-03-21 Roger Sayle <roger@eyesopen.com>
1156 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1157 to determine whether a block can be duplicated, rather than test
1158 whether the block contains noncopyable insns ourselves.
1160 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1162 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1165 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1167 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1169 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1171 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1172 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1173 * config/fr30/fr30.opt: New file.
1175 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1177 Fix PR tree-optimization/20542
1179 * tree-flow-inline.h (overlap_subvar): Move to here.
1180 * tree-ssa-operands.c: From here.
1181 * tree-flow.h (overlap_subvar): Declare.
1182 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1183 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1184 for variables with subvars.
1186 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1189 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1190 * modulo-sched.c (const_iteration_count): Return on NULL
1192 (print_node_sched_params): Return on NULL dump_file.
1193 (generate_reg_moves): Handle reg-anti dependencies and disregard
1194 closing branch when generating register moves.
1195 (sms_schedule): Mark the SMSed block dirty.
1196 * passes.c (rest_of_handle_sms): Call update_life_info for all
1198 * testsuite/gcc.dg/20050321-1.c: New test.
1200 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1202 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1203 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1204 movqi_internal): Likewise.
1206 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1208 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1209 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1210 xtensa_b4const): Delete prototypes.
1211 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1212 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1213 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1214 xtensa_extra_constraint): New prototypes.
1215 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1216 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1217 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1218 move_operand, const_float_1_operand, fpmem_offset_operand,
1219 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1220 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1221 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1222 argument type to HOST_WIDE_INT.
1223 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1224 xtensa_mask_immediate): Likewise.
1225 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1226 Likewise. Also make these functions static.
1227 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1228 (xtensa_const_ok_for_letter_p): New.
1229 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1230 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1231 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1232 move_operand, const_float_1_operand, fpmem_offset_operand,
1233 branch_operator, ubranch_operator, boolean_operator): Move to
1235 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1236 (xtensa_mem_offset): Change return type to bool.
1237 (xtensa_extra_constraint): New.
1238 (gen_int_relational): Update type of const_range_p function pointer.
1239 Use xtensa_b4const_or_zero.
1240 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1241 xtensa_const_ok_for_letter_p. Update comments.
1242 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1243 (PREDICATE_CODES): Delete.
1244 * config/xtensa/xtensa.md: Include predicates.md.
1245 * config/xtensa/predicates.md: New file.
1247 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1249 * config/v850/v850-protos.h: Remove the prototypes for
1250 reg_or_int9_operand, reg_or_const_operand,
1251 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1252 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1253 movsi_source_operand, power_of_two_operand,
1254 not_power_of_two_operand, special_symbolref_operand,
1255 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1256 register_is_ok_for_epilogue.
1257 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1258 reg_or_int9_operand, reg_or_const_operand,
1259 call_address_operand, special_symbolref_operand,
1260 movsi_source_operand, power_of_two_operand,
1261 not_power_of_two_operand, register_is_ok_for_epilogue,
1262 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1263 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1265 * config/v850/v850.h (PREDICATE_CODES): Remove.
1266 * config/v850/v850.md: Include predicates.md.
1267 * config/v850/predicates.md: New.
1269 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1271 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1272 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1273 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1274 (itoolsdir, itoolsdatadir): Move definition above new first use.
1275 (install-itoolsdirs): New rule.
1276 (install-mkheaders): Depend on install-itoolsdirs, not
1277 install-include-dir.
1279 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1281 * tree-into-ssa.c: Remove obsolete comments.
1283 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1285 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1286 unrolling if -fpeel-loops is specified, too.
1287 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1288 Remove superfluous check for flag_unroll_loops.
1290 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1292 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1293 (lrint_optab, llrint_optab): Define corresponding macros.
1294 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1295 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1296 pattern and llrint_optab using llrintdi2 patterns.
1297 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1298 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1299 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1300 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1301 flag_unsafe_math_optimizations is set.
1303 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1305 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1306 simplify_logical, if_then_else_cond, known_cond,
1307 simplify_comparison): Adjust calls to reverse_comparison.
1308 Don't use combine_reversed_comparison_code).
1309 (combine_reversed_comparison_code): Remove.
1310 (reversed_comparison): Using reversed_comparison_code, move it...
1311 * jump.c (reversed_comparison): ... here.
1312 * rtl.h (reversed_comparison): Add prototype.
1314 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1316 * builtins.c (fold_builtin): Take decomposed arguments of
1318 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1319 * gimplify.c (gimplify_call_expr): Likewise.
1320 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1321 * tree.h: Update the prototype of fold_builtin.
1323 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1325 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1326 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1327 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1328 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1329 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1331 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1333 * builtins.c (fold_builtin_1): Take decomposed arguments of
1335 (fold_builtin): Update a call to fold_builtin_1.
1337 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1340 * gcov.c (output_lines): Only output function block summary when
1341 outputting branch information.
1342 * doc/gcov.texi: Document format of preamble and additional block
1345 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1347 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1348 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1349 the defaults false if BITS_PER_UNIT != 8.
1350 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1351 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1352 than BITS_PER_UNIT != 8.
1353 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1354 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1355 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1357 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1358 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1360 2005-03-20 Roger Sayle <roger@eyesopen.com>
1363 * fold-const.c (fold_binary): Fix type mismatch between
1364 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1365 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1366 for non-truth-valued expressions.
1368 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1369 and FUNCTION_DECL in the main switch.
1370 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1371 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1372 we also need to convert their operands to match.
1373 <TRUTH_NOT_EXPR>: Likewise.
1375 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1377 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1378 diagnostic without checking whether an lvalue.
1379 * c-common.h (lvalue_p): Remove.
1380 (enum lvalue_use): Update comment.
1381 (lvalue_or_else): Replace by lvalue_error.
1382 * c-typeck.c (lvalue_p): Make static.
1383 (lvalue_or_else): New. Call lvalue_error.
1385 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1387 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1388 (function_arg_advance): Use rs6000_parm_start.
1389 (function_arg, rs6000_arg_partial_bytes): Likewise.
1391 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1393 * c-common.c (check_case_value): Adjust comment about stripping
1395 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1396 * c-typeck.c (default_conversion, convert_arguments,
1397 build_modify_expr, convert_for_assignment, store_init_value,
1398 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1399 manually. Remove inaccurate comments.
1401 2005-03-20 Roger Sayle <roger@eyesopen.com>
1402 Joseph S. Myers <joseph@codesourcery.com>
1404 * varasm.c (do_assemble_alias): Restore comment describing function.
1405 Annotate the target parameter as potentially unused.
1407 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1410 * config/avr/avr.c (avr_output_function_prologue): Do not use
1411 current_function_name() in a label, use a local label instead.
1413 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1415 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1416 flag_finite_math_only, not flag_unsafe_math_optimizations.
1418 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1420 * builtins.c (fold_builtin_1): Update a call to
1421 targetm.fold_builtin.
1422 * hooks.c (hook_tree_tree_bool_null): Rename to
1423 hook_tree_tree_tree_bool_null. Take one more argument of type
1425 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1426 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1427 hook_tree_tree_tree_bool_null.
1428 * target.h (gcc_target): Update the prototype of fold_builtin.
1429 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1430 arguments of CALL_EXPR.
1431 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1434 2005-03-20 Jan Hubicka <jh@suse.cz>
1436 * cgraph.h (cgraph_node): Add prev_clone pointer.
1437 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1438 (cgraph_clone_node): Produce doubly linked chain.
1440 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1442 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1443 get_nonnull_operand, handle_sentinel_attribute,
1444 check_function_arguments_recurse): Do not strip NOPS from
1446 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1448 * c-format.c (get_constant): Likewise.
1449 * c-parser.c (c_parser_postfix_expression): Likewise.
1450 * c-typeck.c (set_init_index): Likewise.
1451 (convert_arguments): Don't check for NOP_EXPR containing integer
1454 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1456 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1457 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1458 Take decomposed arguments of CALL_EXPR.
1459 (fold_builtin_1): Update calls to the functions mentioned
1462 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1464 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1465 width to have integer type.
1466 (build_enumerator): Require enumerator value to have integer type.
1468 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1470 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1473 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1475 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1476 std=iso9899:199x): Correct descriptions.
1478 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1480 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1483 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1485 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1487 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1488 fold_builtin_memcpy.
1490 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1491 arguments of CALL_EXPR.
1492 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1493 fold_builtin_found, fold_builtin_1): Update calls to
1494 fold_trunc_transparent_mathfn.
1496 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1499 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1500 function pointers on targets that require function pointer
1502 (fold_sign_changed_comparison): Likewise.
1504 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1506 * combine.c (try_combine): When changing the mode of a hard reg, make
1507 sure that doing so is valid.
1509 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1511 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1512 (TARGET_HANDLE_OPTION): Override default.
1513 (avr_handle_option): New function.
1514 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1515 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1516 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1517 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1518 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1519 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1520 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1521 (TARGET_OPTIONS): Delete.
1522 * config/avr/avr.opt: New file.
1524 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1526 * config/m32r/m32r-protos.h: Remove the prototypes for
1527 call_address_operand, symbolic_operand, seth_add3_operand,
1528 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1529 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1530 two_insn_const_operand, move_src_operand,
1531 move_double_src_operand, move_dest_operand,
1532 eqne_comparison_operator, signed_comparison_operator,
1533 large_insn_p, conditional_move_operand, carry_compare_operand,
1534 m32r_block_immediate_operand, extend_operand,
1535 reg_or_eq_int16_operand, int8_operand, and
1536 reg_or_zero_operand.
1537 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1538 seth_add3_operand, int8_operand, cmp_int16_operand,
1539 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1540 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1541 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1542 move_double_src_operand, move_dest_operand,
1543 eqne_comparison_operator, signed_comparison_operator,
1544 extend_operand, small_insn_p, large_insn_p,
1545 conditional_move_operand, carry_compare_operand,
1546 m32r_block_immediate_operand): Move to predicates.md.
1547 (MAX_MOVE_BYTES): Move to m32r.h.
1548 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1549 * config/m32r/m32r.md: Include predicates.md.
1550 * config/m32r/predicates.md: New.
1552 2005-03-18 James E Wilson <wilson@specifixinc.com>
1555 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1558 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1560 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1561 call_address_operand, const_8bit_operand.
1562 * config/mn10300/mn10300.c (call_address_operand,
1563 const_8bit_operand, const_1f_operand): Move to predicates.md.
1564 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1565 * config/mn10300/mn10300.md: Include predicates.md.
1566 * config/mn10300/predicates.md: New.
1568 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1570 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1571 declarations in diagnostics and %E for identifiers, not %s.
1573 2005-03-18 Jan Hubicka <jh@suse.cz>
1574 Dale Johannesen <dalej@apple.com>
1576 * basic-block.h (scale_bbs_frequencies_int,
1577 scale_bbs_frequencies_gcov_type): Declare.
1578 * cfg.c (RDIV): New macro.
1579 (update_bb_frequency_for_threading): Fix.
1580 * basic-block.h (scale_bbs_frequencies_int,
1581 scale_bbs_frequencies_gcov_type): New.
1582 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1583 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1584 scale_bbs_frequencies_int.
1585 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1587 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1589 * config/m32r/m32r-protos.h: Remove the prototypes for
1590 call_address_operand, symbolic_operand, seth_add3_operand,
1591 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1592 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1593 two_insn_const_operand, move_src_operand,
1594 move_double_src_operand, move_dest_operand,
1595 eqne_comparison_operator, signed_comparison_operator,
1596 large_insn_p, conditional_move_operand, carry_compare_operand,
1597 m32r_block_immediate_operand, extend_operand,
1598 reg_or_eq_int16_operand, int8_operand, and
1599 reg_or_zero_operand.
1600 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1601 seth_add3_operand, int8_operand, cmp_int16_operand,
1602 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1603 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1604 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1605 move_double_src_operand, move_dest_operand,
1606 eqne_comparison_operator, signed_comparison_operator,
1607 extend_operand, small_insn_p, large_insn_p,
1608 conditional_move_operand, carry_compare_operand,
1609 m32r_block_immediate_operand): Move to predicates.md.
1610 (MAX_MOVE_BYTES): Move to m32r.h.
1611 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1612 * config/m32r/m32r.md: Include predicates.md.
1613 * config/m32r/predicates.md: New.
1615 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1617 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1618 symbolic_operand, symbolic_memory_operand,
1619 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1620 indexed_memory_operand, move_dest_operand, move_src_operand,
1621 prefetch_cc_operand, prefetch_nocc_operand,
1622 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1623 arith_operand, arith11_operand, pre_cint_operand,
1624 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1625 ireg_operand, int5_operand, uint5_operand, int11_operand,
1626 uint32_operand, arith5_operand, and_operand, ior_operand,
1627 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1628 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1629 shadd_operand, movb_comparison_operator,
1630 cmpib_comparison_operator): Move to predicates.md.
1631 (magic_milli, shadd_constant_p): Make it extern.
1632 * config/pa/pa.h (PREDICATE_CODES): Remove.
1633 * config/pa/pa.md: Include predicates.md.
1634 * config/pa/predicates.md: New.
1636 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1639 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1641 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1642 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1643 config/alpha/freebsd.h, config/alpha/linux.h,
1644 config/alpha/netbsd.h, config/alpha/osf5.h,
1645 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1646 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1647 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1648 doc/cppopts.texi: Update copyright.
1650 2005-03-18 Jan Hubicka <jh@suse.cz>
1653 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1655 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1658 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1660 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1663 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1665 * combine.c (gen_binary): Remove.
1666 (known_cond, simplify_shift_const, find_split_point,
1667 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1668 simplify_logical, expand_field_assignment, extract_left_shift,
1669 force_to_mode, if_then_else_cond, apply_distributive_law,
1670 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1671 simplify_comparison, reversed_comparison): Replace with
1672 simplify_gen_binary, simplify_gen_relational or
1673 distribute_and_simplify_rtx.
1674 (distribute_and_simplify_rtx): New function.
1676 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1677 Paolo Bonzini <gcc.gnu.org>
1679 * calls.c (setjmp_call_p, special_function_p): Update comments
1680 at the head of the functions.
1682 2005-03-18 Jan Hubicka <jh@suse.cz>
1684 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1686 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1687 function body should be released; do not proactively release function
1688 bodies in non-unit-at-a-time mode.
1690 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1692 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1693 mno-fp-ret-in-387 multilib variants.
1695 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1697 * common.opt (m): Remove.
1698 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1700 (common_handle_option): Remove OPT_m case.
1702 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1704 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1706 (fold_builtin_1): Update a call to fold_builtin_bitop.
1708 * builtins.c (fold_builtin_signbit): Take decomposed arguments
1710 (fold_builtin_1): Update a call to fold_builtin_signbit.
1712 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
1714 PR tree-optimization/20474
1715 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1716 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
1718 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1720 * config/h8300/h8300-protos.h: Remove prototypes for
1721 general_operand_src, general_operand_dst, single_one_operand,
1722 single_zero_operand, call_insn_operand,
1723 two_insn_adds_subs_operand, small_call_insn_operand,
1724 jump_address_operand, bit_operand, bit_memory_operand,
1725 stack_pointer_operand, const_int_gt_2_operand,
1726 const_int_ge_8_operand, const_int_qi_operand,
1727 const_int_hi_operand, incdec_operand, bit_operator,
1728 nshift_operator, eqne_operator, gtle_operator,
1729 gtuleu_operator, iorxor_operator.
1730 Add prototypes for h8sx_shift_type h8sx_classify_shift and
1731 h8300_ldm_stm_parallel.
1732 * config/h8300/h8300.c (h8sx_shift_type,): Move to
1734 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
1735 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
1736 (h8300_ldm_stm_parallel): Make it extern.
1737 (h8300_ldm_parallel, h8300_stm_parallel,
1738 h8300_return_parallel, general_operand_src,
1739 general_operand_dst, h8300_dst_operand, h8300_src_operand,
1740 nibble_operand, reg_or_nibble_operand, single_one_operand,
1741 single_zero_operand, call_insn_operand,
1742 two_insn_adds_subs_operand, small_call_insn_operand,
1743 jump_address_operand, bit_operand, bit_memory_operand,
1744 stack_pointer_operand, const_int_gt_2_operand,
1745 const_int_ge_8_operand, const_int_qi_operand,
1746 const_int_hi_operand, incdec_operand, eqne_operator,
1747 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
1748 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
1749 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
1750 nshift_operator): Move to predicates.md.
1751 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
1752 * config/h8300/h8300.md: Include predicates.md.
1753 * config/h8300/predicates.md: New.
1755 2005-03-17 Richard Henderson <rth@redhat.com>
1757 * config.gcc (ia64*-*-hpux*): Add extra_options.
1758 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
1759 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1760 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
1761 (ia64_tls_size_string, ia64_tune_string): Remove.
1762 (ia64_tune): Init to PROCESSOR_ITANIUM2.
1763 (TARGET_DEFAULT_TARGET_FLAGS): New.
1764 (TARGET_HANDLE_OPTION): New.
1765 (ia64_override_options): Move options parsing ...
1766 (ia64_handle_option): ... here. New.
1767 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
1768 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
1769 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
1770 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
1771 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
1772 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
1773 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
1774 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
1775 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
1776 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
1777 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
1778 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
1779 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
1780 TARGET_EARLY_STOP_BITS): Remove.
1781 (TARGET_ILP32): Default false.
1782 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
1783 (enum ia64_inline_type): New.
1784 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1785 * config/ia64/ia64.md: Update for new definitions of
1786 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
1787 * config/ia64/ia64.opt: New file.
1788 * config/ia64/ilp32.opt: New file.
1790 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
1793 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1795 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1797 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1798 instead of MASK_H8300S.
1799 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1800 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1801 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1802 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1803 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1804 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1805 TARGET_SWITCHES): Remove.
1806 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1808 * config/h8300/h8300.opt: New.
1810 * config/alpha/alpha.opt, config/arc/arc.opt,
1811 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1814 2005-03-17 Ian Lance Taylor <ian@airs.com>
1818 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
1820 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
1821 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1822 (TARGET_HANDLE_OPTION): Override default.
1823 (arc_handle_option): New function.
1824 (arc_init): Remove code to set arch_cpu_string.
1825 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1826 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1827 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1828 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1829 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1830 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1831 (arc_rodata_string, TARGET_OPTIONS): Delete.
1832 * config/arc/arc.opt: New file.
1834 2005-03-17 Richard Henderson <rth@redhat.com>
1836 * doc/extend.texi (Weak Pragmas): New section.
1837 (attribute alias): Clarify that target must be in the same
1840 2005-03-17 Richard Henderson <rth@redhat.com>
1842 * config/alpha/alpha.opt: New file.
1843 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1845 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1846 alpha_fprm_string, alpha_fptm_string): Make static.
1847 (alpha_tls_size_string): Remove.
1848 (alpha_handle_option): New.
1849 (override_options): Update for alpha_cpu/alpha_tune split.
1850 (alpha_file_start): Likewise.
1851 (TARGET_DEFAULT_TARGET_FLAGS): New.
1852 (TARGET_HANDLE_OPTION): New.
1853 * config/alpha/alpha.h (alpha_tune): Declare.
1854 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1855 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1856 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1857 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1858 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1859 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1860 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1861 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1862 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1863 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1864 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1865 (TARGET_DEFAULT): Remove MASK_FP.
1866 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1867 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1868 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1869 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1870 alpha_tls_size_string): Remove.
1871 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1872 (attribute tune): Rename from attribute cpu.
1873 * config/alpha/ev4.md: Update to match.
1874 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1875 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1876 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1877 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1878 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1879 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1881 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1883 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1884 and return without creating new state if before_nops_num is nonzero.
1885 * config/ia64/ia64.md (first_insn): New attribute.
1886 (alloc): Set it to yes.
1888 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1890 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1891 STMT_VINFO_SUBVARS to NULL.
1892 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1894 2005-03-16 Dale Johannesen <dalej@apple.com>
1896 * rtlanal.c (find_first_parameter_load): Rewrite to
1897 return actual first param load or the call if none,
1898 instead of first in block, when not all loads exist.
1900 2005-03-16 Roger Sayle <roger@eyesopen.com>
1902 * optabs.c (expand_copysign_absneg): Make static.
1903 * optabs.h (expand_copysign_absneg): Delete prototype.
1904 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1906 2005-03-16 Richard Henderson <rth@redhat.com>
1909 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1910 (alias_pairs): Rename from output_defs.
1911 (find_decl_and_mark_needed): Split out from assemble_alias.
1912 (do_assemble_alias): New.
1913 (assemble_output_def): Remove.
1914 (finish_aliases_1, finish_aliases_2): New.
1915 (process_pending_assemble_output_defs): Remove.
1916 (assemble_alias): Defer aliases for which we don't yet have a
1917 non-external decl for the target symbol.
1918 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1919 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1920 * toplev.c (compile_file): Use finish_aliases_2 instead of
1921 process_pending_assemble_output_defs.
1922 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1923 (process_pending_assemble_output_defs): Remove.
1925 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1927 Fix PR tree-optimization/20489
1929 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1930 for empty structures.
1932 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1934 Fix PR tree-optimization/20490
1936 * tree-ssa-pre.c (create_expression_by_pieces): Use
1937 force_gimple_operand on result of fold.
1939 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1941 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1942 of closing parenthesis.
1944 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1946 * builtins.c (expand_movstr): Update a call to
1947 fold_builtin_strcpy.
1948 (expand_builtin_strncpy): Update a call to
1949 fold_builtin_strncpy.
1950 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1951 arguments of CALL_EXPR.
1952 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1953 fold_builtin_strncpy.
1954 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1955 * tree.h: Update the prototypes of fold_builtin_strcpy and
1956 fold_builtin_strncpy.
1958 2005-03-16 Steven Bosscher <stevenb@suse.de>
1959 Dorit Naishlos <dorit@il.ibm.com>
1961 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1962 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1965 2005-03-16 Steven Bosscher <stevenb@suse.de>
1967 * tree-inline.c (walk_type_fields, walk_tree,
1968 walk_tree_without_duplicates): Move from here...
1969 * tree.c: ...to here.
1971 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1973 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1974 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1975 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1976 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1977 (version): Define using $(BASEVER_c).
1978 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1980 (version.o): Depend on version files; add custom generation command.
1981 (prefix.o): Define BASEVER on command line.
1982 (s-iov): Depend on version files; adjust command.
1983 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1985 (gcc-vers.texi): New rule.
1986 (doc/%.info, doc/%.dvi): Add -I . to command line.
1987 (doc/gccinstall.dvi): Likewise.
1988 (PACKAGE): Delete. All uses replaced with "gcc".
1989 * aclocal.m4: Do not include gcc-version.m4.
1990 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1991 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1992 Set is_release based on contents of DEV-PHASE.
1993 Set gcc_version based on contents of BASE-VER.
1994 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1995 * config.in, configure: Regenerate.
1996 * gccbug.in: Determine version of GCC in use at runtime.
1997 * gcov-iov.c: Get version number and development phase from
1998 command line, not by including version.c.
1999 * intl.c: Replace all uses of PACKAGE with "gcc".
2000 * libada-mk.in: Delete unused "gcc_version" variable.
2001 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2002 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2003 commentary to match.
2004 (version_string): Put together from pieces.
2005 * config/alpha/x-vms: Do not use $(gcc_version).
2006 * config/i386/t-nwld: Likewise.
2007 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2008 version-GCC and DEVELOPMENT.
2010 2005-03-15 Roger Sayle <roger@eyesopen.com>
2012 PR tree-optimization/17454
2013 * tree.c (tree_size): Add case for TREE_BINFO.
2014 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2015 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2017 2005-03-15 Roger Sayle <roger@eyesopen.com>
2019 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2020 op1 whilst expanding the signed widenening multiply variant.
2022 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2024 * toplev.c (display_target_options): Avoid unused variable warning if
2025 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2026 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2027 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2028 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2029 (mips_isa_info): New variable.
2030 (mips_parse_cpu): Remove the first argument and leave the caller
2032 (TARGET_HANDLE_OPTION): Override default.
2033 (mips_handle_option): New function. Move option validation code from...
2034 (override_options): ...here. Update calls to mips_parse_cpu.
2035 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2036 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2037 (SUBTARGET_TARGET_OPTIONS): Delete.
2038 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2039 (mno-flush-func, mtune=): New options.
2041 2005-03-15 Roger Sayle <roger@eyesopen.com>
2042 Richard Henderson <rth@redhat.com>
2044 * real.c (c4x_single_format, c4x_extended_format): Provide values
2045 for signbit_ro for c4x's single and extended floating point formats.
2046 * optabs.c (expand_copysign): Use the floating point format's
2047 signbit_ro for expanding via expand_copysign_absneg, and it's
2048 signbit_rw field for expanding via expand_copysign_bit.
2050 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2052 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2053 known_alignment_for_access_p.
2054 (known_alignment_for_access_p): New.
2055 (do_peeling_for_alignment): Field made int instead of bool and renamed
2056 to peeling_for_alignment.
2057 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2058 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2059 functionality used to be in vect_analyze_operations.
2060 (vect_analyze_operations): Code to determine vectorization factor was
2061 moved to vect_determine_vectorization_factor.
2062 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2063 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2065 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2066 be part of vect_analyze_operations).
2067 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2068 creating the guard condition, as the number of iterations may be
2070 (slpeel_tree_peel_loop_to_edge): Use new name of
2071 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2072 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2073 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2074 (vect_do_peeling_for_alignment): Use fold.
2075 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2077 (vect_update_inits_of_dr): Renamed to
2078 vect_update_init_of_dr.
2079 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2080 (vectorizable_store): Fix assertion to use == instead of =.
2082 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2084 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2085 call_used_regs for wCG registers.
2087 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2089 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2090 for non-offsettable memory references to cope with outstanding reload
2091 replacements, take 2.
2093 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2096 * config/i386/i386.h (x86_fisttp): New.
2097 (TARGET_FISTTP): New macro.
2098 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2099 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2100 instruction when fisttp flag is set.
2101 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2103 * config/i386/i386.md (type attribute): Add fisttp.
2104 (unit attribute): Set to i387 for fisttp type.
2105 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2106 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2108 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2109 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2111 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2112 patterns for TARGET_FISTTP. Enable patterns for
2113 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2114 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2115 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2116 implement fisttp x87 insn.
2117 (fix_trunc*_i387_fisttp splitters): New patterns.
2118 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2119 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2120 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2122 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2123 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2124 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2125 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2126 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2127 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2128 Disable patterns for TARGET_FISTTP.
2129 (fix_trunc*_i387 splitters): Implement usign mode macros.
2130 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2131 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2132 (fix_trunx*_sse peephole2s): Implement using mode macros.
2134 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2136 PR rtl-optimization/20291
2137 * combine.c (try_combine): If splitting fails, re-try with
2138 original combined pattern, i.e. before clobber stripping.
2140 2005-03-14 Eric Christopher <echristo@redhat.com>
2142 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2143 STACK_GROWS_DOWNWARD.
2145 2005-03-14 Roger Sayle <roger@eyesopen.com>
2147 * real.h (struct real_format): Split the signbit field into two
2148 two fields, signbit_ro and signbit_rw.
2149 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2150 mips_double_format, ieee_extended_motorola_format,
2151 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2152 ieee_extended_intel_128_format, ibm_extended_format,
2153 mips_extended_format, ieee_quad_format, mips_quad_format,
2154 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2155 i370_double_format, c4x_single_format, c4x_extended_format,
2156 real_internal_format): Update initializers for new field.
2157 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2158 real_format structure.
2159 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2160 field of the real_format structure.
2162 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2164 Fix PR tree-optimization/20458
2166 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2167 DECL_EXTERNAL on STRUCT_FIELD tags.
2168 (clear_call_clobbered): Ditto.
2169 * tree-ssa-operands.c (note_addressable): Make sure the original
2170 variable doesn't slip into the addressable list if we have
2172 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2175 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2177 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2178 (-fwide-exec-charset): Likewise.
2179 (-finput-charset): Likewise.
2180 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2181 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2182 * c.opt (Wnormalized): New.
2184 2005-03-14 Devang Patel <dpatel@apple.com>
2186 * doc/invoke.texi: Add reference to Visibility document.
2188 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2190 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2191 MASK_SPLIT_ADDRESSES.
2192 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2193 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2194 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2195 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2196 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2197 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2198 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2199 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2200 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2201 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2202 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2203 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2204 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2205 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2206 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2207 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2208 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2209 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2210 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2211 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2212 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2213 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2214 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2215 (TARGET_EXPLICIT_RELOCS): Delete.
2216 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2217 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2218 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2219 (override_options): Set MASK_LONG64 if -mint64 is given and no
2220 -mlongXX option is. Complain about -mint64 -mlong32.
2221 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2222 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2223 * config/mips/mips.opt: New file.
2225 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2227 * config.gcc (extra_options): New variable for listing option files.
2228 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2229 * configure.ac (extra_opt_files): New AC_SUBST variable.
2230 (tm_file_list, tm_include_list): Include options.h first.
2231 * configure: Regenerate.
2232 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2233 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2234 (s-options-h): New rule.
2235 (options.h): Depend on it.
2236 (TEXI_GCCINT_FILES): Add options.texi.
2237 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2238 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2239 * target.h (gcc_target): Add default_target_flags and handle_option.
2240 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2241 (TARGET_HANDLE_OPTION): New macros.
2242 (TARGET_INITIALIZER): Include them.
2243 * opt-functions.awk (opt_args, nth_arg): New functions.
2244 (switch_flags): Handle the "Target" flag.
2246 (var_name): Use opt_args and nth_arg.
2247 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2248 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2249 macros for the "Mask" and "InverseMask" options.
2250 * opts.h (cl_var_cond): New enum.
2251 (cl_option): Replace the "has_set_value" and "set_value" fields with
2252 "var_cond" and "var_value".
2253 (CL_TARGET): New macro.
2254 (option_enabled, print_filtered_help): Declare.
2255 (decode_options): Move definition.
2256 * opts.c (handle_option): Search for the original option before
2257 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2258 var_cond and var_value fields. Use targetm.handle_option to handle
2260 (decode_options): Set target_flags to targetm.default_target_flags.
2261 (print_filtered_help): Make global. Handle CL_TARGET.
2262 (option_enabled): New function.
2263 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2264 (display_target_options, set_target_switch, print_switch_values)
2265 (default_pch_valid_p): Guard uses of target_switches with
2266 #ifdef TARGET_SWITCHES. Also...
2267 (display_target_options): Display the CL_TARGET entries in cl_options.
2268 (set_target_option): Don't complain about the "" option when
2269 TARGET_SWITCHES is undefined.
2270 (print_switch_values): Use option_enabled.
2271 (default_pch_valid_p): Check cl_options[] when looking for something
2272 that has changed the value of target_flags.
2273 * c.opt: Remove documentation from top of file.
2274 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2275 * doc/sourecebuild.texi: Refer to the new options documentation
2276 instead of c.opt. Document machine-specific .opt files.
2277 * doc/tm.texi (target_flags): Say that this variable is declared
2279 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2280 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2282 * doc/options.texi: New file.
2284 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2287 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2290 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2293 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2294 temporary variable of pointer type if an lvalues is required.
2295 (gimplify_modify_expr_rhs): Request an rvalue from it.
2296 (gimplify_expr): Pass fallback on.
2298 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2300 * cfgbuild.c: Update comments.
2302 2005-03-14 Roger Sayle <roger@eyesopen.com>
2304 PR rtl-optimization/17236
2305 * optabs.c (expand_doubleword_mult): New helper function split out
2306 from expand_binop. Permute the order in which instructions are
2307 emitted to minimize the number of simultaneously live registers.
2308 (expand_binop): Call expand_doubleword_mult to synthesize a double
2309 word multiplication.
2311 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2313 * basic-block.h: Update the prototypes of cached_make_edge and
2315 * cfg.c (cached_make_edge): Take edge_cache representing one
2316 row of the adjacency matrix of edges.
2317 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2318 (make_edges): Initialize edge_cache to represent one row of
2319 the adjacency matrix of edges.
2321 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2323 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2325 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2326 Remove unused removed_phis variable.
2327 (conditional_replacement): Use build1/build2.
2328 (abs_replacement): Use last_and_only_stmt and build1/build2.
2330 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2332 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2333 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2334 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2335 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2336 * c-common.c (handle_novops_attribute): New function.
2337 (c_common_attribute_table): Add "no vops" entry.
2338 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2339 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2340 * tree-ssa-operands.c (get_call_expr_operands): Do not
2341 create virtual operands for calls with ECF_NOVOPS flag.
2342 * tree.h (DECL_IS_NOVOPS): New macro.
2343 (struct tree_decl): Add novops_flag.
2344 (ECF_NOVOPS): New constant.
2346 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2349 * config/i386/i386.c (x86_use_himode_fiop): New.
2350 (x86_use_simode_fiop): Rename from x86_use_fiop.
2351 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2352 (TARGET_USE_HIMODE_FIOP): New.
2353 (x86_use_simode_fiop): Rename from x86_use_fiop.
2354 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2356 * config/i386/i386.md (X87MODEI12): New mode macro define.
2357 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2358 to implement x87 FP compare with HImode input operands.
2359 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2360 Use X87MODEI12 mode macro to handle HImode input operands.
2361 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2362 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2363 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2364 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2365 macro to implement x87 operators with HImode input operands.
2366 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2369 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2371 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2373 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2374 constants invariant.
2376 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2378 * basic-block.h (BB_VISITED): Removed.
2379 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2381 2005-03-14 Falk Hueffner <falk@debian.org>
2384 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2386 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2388 * ggc-zone.c: Fix comment typos.
2390 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2391 stringpool.c, config/mips/mips-protos.h: Update copyright.
2393 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2395 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2396 throughout with its typedef, "rtx".
2397 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2398 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2399 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2400 regs in comment to match code.
2402 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2404 * except.c (check_handled): Make it static.
2405 * except.h: Remove the corresponding prototype.
2407 * function.c (get_func_frame_size): Make it static.
2408 * function.h: Remove the corresponding type.
2410 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2412 * hard-reg-set.h: Remove the corresponding declarations.
2414 * tree-cfg.c (verify_stmts): Check that
2415 bb_for_stmt (stmt) == bb for every PHI node and statement.
2417 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2419 * config.gcc: Remove excess indentation.
2420 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2422 2005-03-13 Roger Sayle <roger@eyesopen.com>
2425 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2426 * fold-const.c (fold_sign_changed_comparison): Likewise.
2427 (fold_binary): Optimize comparisons against widened operands if
2428 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2430 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2432 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2433 (sparc_override_options): Initialize it.
2434 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2436 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2438 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2439 (reg_or_none500mem_operand): New predicate.
2440 (zero_reg_mem_operand): New predicate.
2441 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2442 to reg_or_none500mem_operand.
2443 (extendsfdf2_fpr): Add MEM alternative.
2444 (extenddftf2_internal): Change operand2 predicate to
2445 zero_reg_mem_operand.
2447 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2449 * ggc-zone.c: Rewritten.
2451 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2453 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2454 * config.in: Regenerated.
2455 * configure: Regenerated.
2456 * gengtype.c (write_types_process_field, write_func_for_structure):
2457 Pass new argument to gt_pch_note_object.
2458 * ggc-common.c (struct ptr_data): Add TYPE.
2459 (gt_pch_note_object): Take TYPE argument and save it.
2460 (call_count): Update call to ggc_pch_count_object.
2461 (call_alloc): Update call to ggc_pch_alloc_object.
2462 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2464 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2465 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2466 (ggc_alloc_zone_stat): Delete.
2467 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2468 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2469 (ggc_pch_alloc_object): Update prototypes.
2470 (garbage_zone): Delete.
2471 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2472 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2474 (tree_id_zone): New variable.
2475 (ggc_alloc_cleared_zone): Remove unused.
2476 (ggc_alloc_zone): Define.
2477 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2478 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2479 ggc_alloc_zone_stat.
2480 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2481 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2482 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2483 (make_node_stat): Likewise. Use tree_id_zone.
2485 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2486 Joseph S. Myers <joseph@codesourcery.com>
2488 * configure.ac: Check for MIPS TLS.
2489 * configure: Regenerated.
2490 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2491 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2492 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2493 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2494 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2495 (mips_classify_symbol, mips_symbolic_constant_p)
2496 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2497 (mips_tls_operand_p, mips_call_tls_get_addr)
2498 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2499 (mips_tls_symbol_ref_1): New functions.
2500 (mips_legitimize_address, mips_legitimize_const_move): Call
2501 mips_legitimize_tls_address.
2502 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2504 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2505 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2506 (mips_char_to_class): Document V1_REG.
2507 (HAVE_AS_TLS): Provide default.
2508 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2510 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2512 (tls_get_tp_<mode>): New instruction.
2514 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2516 * configure.ac: Update checks for target tools.
2517 * configure: Regenerated.
2519 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2521 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2523 2005-03-13 Roger Sayle <roger@eyesopen.com>
2525 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2526 more classes of DImode multiplication by constant. Allow both
2527 multiplication by small negative constants (by performing a
2528 multiplication by a positive constant and negating the result) and
2529 multiplications by large powers of two, by using a left shift.
2531 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2533 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2534 of basic blocks into work_stack.
2536 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2537 config/mips/vr.h: Update copyright.
2539 * c-decl.c (c_init_decl_processing): Remove useless calls to
2540 build_function_type.
2542 * builtins.c (fold_trunc_transparent_mathfn,
2543 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2544 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2545 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2546 fold_builtin_strcpy, fold_builtin_strncpy,
2547 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2550 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2553 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2554 variable determinant.
2556 * tree-cfg.c (group_case_labels): Remove local variable type.
2558 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2561 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2564 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2567 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2568 (*movmemqi_insn): Delete.
2569 (*movmemhi): Delete.
2571 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2573 * builtins.c (fold_builtin_classify): Take decomposed
2574 arguments of CALL_EXPR.
2575 (fold_builtin_1): Update a call to fold_builtin_classify.
2577 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2580 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2581 through into call to parser_xref_tag after parse error.
2582 (c_parser_struct_declaration): Consistently return NULL_TREE on
2585 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2587 * tree-flow-inline.h (ref_contains_array_ref): New function.
2588 (lookup_subvars_for_var): Ditto.
2589 (get_subvars_for_var): Ditto.
2590 (var_can_have_subvars): Ditto.
2592 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2593 (struct subvar): New type.
2595 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2597 * tree-optimize.c (init_tree_optimization_passes): Call
2598 pass_create_structure_vars.
2600 * tree-ssa-alias.c: Include vec.h.
2601 (init_alias_info): Don't auto-clear call clobbered on struct-field
2603 (compute_flow_insensitive_aliasing): Handle subvars.
2604 (group_aliases): Handle STRUCT_FIELD aliases.
2605 (setup_pointers_and_addressables): Ditto.
2606 Don't mark variables non-addressable if they still have
2607 addressable subvars.
2608 Also mark subvars addressable when the real variable is marked
2610 (add_pointed_to_var): Try to prune the pointed-to set by only
2611 pointing to subvars when possible.
2612 Otherwise, make sure we set addresses_needed and pt_vars to
2613 properly include subvars.
2614 (bitpos_of_field): New function.
2615 (push_fields_onto_fieldstack): Ditto.
2616 (get_or_create_used_part_for): Ditto.
2617 (create_overlap_variables_for): Ditto.
2618 (find_used_portions): Ditto.
2619 (create_structure_vars): Ditto.
2620 (pass_create_structure_vars): New structure.
2622 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2623 (get_expr_operands): Handle subvars. Also try to turn
2624 COMPONENT_REF accesses into must-defs now that we can accurately
2626 (note_addressable): Try to only mark as addressable those subvars
2627 we know a COMPONENT_REF touches.
2628 (overlap_subvar): New function.
2630 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2631 Handle subvar storing.
2632 (vect_address_analysis): Update caller of vect_object_analysis.
2634 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2636 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2637 (STMT_VINFO_SUBVARS): New macro.
2639 * common.opts: add flag_tree_salias.
2641 * opts.c (decode_options): flag_tree_salias defaults to on.
2643 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2645 * doc/tree-ssa.texi: Document structural alias analysis.
2647 2005-03-12 Steven Bosscher <stevenb@suse.de>
2649 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2650 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2651 * tree-ssa-operands.c (get_expr_operands): Likewise.
2652 (get_expr_operands): Likewise for ERROR_MARK.
2654 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2656 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2659 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2662 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2663 (mark_operand_necessary): Remove local variable ver.
2665 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2666 variable prefix_len.
2668 * value-prof.c (mod_subtract_transform): Remove local variable
2671 * builtins.c (fold_builtin_exponent): Take decomposed
2672 arguments of CALL_EXPR.
2673 (fold_builtin_1): Update a call to fold_builtin_exponent.
2675 * builtins.c (fold_builtin_logarithm): Take decomposed
2676 arguments of CALL_EXPR.
2677 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2679 * c-decl.c (c_init_decl_processing): Remove local variables
2680 ptr_ftype_void and ptr_ftype_ptr.
2682 * gimplify.c (gimplify_expr): Remove local variables r0 and
2685 * reg-stack.c (move_for_stack_reg): Remove local variable
2687 (compare_for_stack_reg): Remove local variable flags_user.
2688 (convert_regs_1): Remove local variable deleted.
2690 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2692 (combine_blocks): Remove local variables exits and new_e.
2694 * tree-inline.c (expand_call_inline): Remove local variable
2697 * tree-ssa-live.c (create_ssa_var_map,
2698 calculate_live_on_entry): Remove local variable snn.
2700 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2702 * c-lex.c (c_lex_with_flags): Add parameter to call to
2705 2005-03-11 Per Bothner <per@bothner.com>
2707 * c-tree.h (struct c_declarator): New id_loc field.
2708 * c-pragma.h (c_lex_with_flags): Take position reference.
2709 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2710 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2711 (c_lex): Pass dummy location to c_lex_with_flags.
2712 * c-parser.c (c_lex_one_token): Set c_token's location using
2713 c_lex_with_flags, instead of input_location, which might be "ahead".
2714 (c_parser_direct_declarator): Set declarator's id_loc from
2716 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
2717 declarator's id_loc, rather than probably-imprecise input_location.
2718 (build_id_declarator): Initialize c_declarator's id_loc field.
2720 2005-03-11 Roger Sayle <roger@eyesopen.com>
2723 * builtins.c (expand_builtin_signbit): Force the signbit's word
2724 into an integer register to avoid SUBREGs of floating point modes.
2726 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2728 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
2729 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
2730 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
2731 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
2733 2005-03-11 David Edelsohn <edelsohn@gnu.org>
2735 PR rtl-optimization/20306
2736 * expr.c (emit_move_complex): Set try_int false if mode is
2737 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
2738 emit_block_move if try_int is true.
2740 2005-03-11 Richard Henderson <rth@redhat.com>
2743 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
2744 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
2747 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2749 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
2750 (TARGET_FIX_VR4130): New macro.
2751 (TARGET_OPTIONS): Add -mfix-vr4130.
2752 (ISA_HAS_MACCHI): New macro.
2753 (ASM_SPEC): Add -mfix-vr4130.
2754 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
2755 (override_options): Handle mips_fix_vr4130_string.
2756 (mips_avoid_hazards): Clear all_noreorder_p
2757 if we're working around VR4130 errata and the macc alternatives
2759 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
2760 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
2761 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
2762 (MULTILIB_DEFAULTS): Remove leading "march=".
2763 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
2764 if no architecture option is given.
2765 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
2767 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
2768 * doc/invoke.texi: Document -mfix-vr4130.
2770 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2772 * config/mips/mips.c (override_options): Only warn about -mint64
2773 deprecation if TARGET_INT64.
2775 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2777 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
2778 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
2779 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
2780 are non-specific regarding the nonnull parameter positions.
2781 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
2782 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
2783 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
2784 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
2786 * builtins.def: Use the non-specific "nonnull" attibute lists.
2788 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2790 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2791 single_pred_edge, single_succ, single_pred): Improve comments.
2793 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2795 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2796 single_pred_edge, single_succ, single_pred): New inline functions.
2797 * bb-reorder.c (rotate_loop, find_traces_1_round,
2798 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2799 duplicate_computed_gotos): Use the single_succ/pred functions.
2800 * cfganal.c (forwarder_block_p): Ditto.
2801 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2802 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2803 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2804 merge_seq_blocks): Ditto.
2805 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2806 * cfglayout.c (fixup_reorder_chain): Ditto.
2807 * cfgloop.c (mark_single_exit_loops, update_latch_info,
2808 canonicalize_loop_headers, verify_loop_structure): Ditto.
2809 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2810 mfb_update_loops, create_preheader, force_single_succ_latches,
2811 create_loop_notes): Ditto.
2812 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2813 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2814 commit_one_edge_insertion, purge_dead_edges,
2815 cfg_layout_can_merge_blocks_p): Ditto.
2816 * except.c (sjlj_emit_function_enter): Ditto.
2817 * flow.c (init_propagate_block_info): Ditto.
2818 * function.c (thread_prologue_and_epilogue_insns): Ditto.
2819 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2820 insert_insn_end_bb): Ditto.
2821 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2822 find_if_case_2): Ditto.
2823 * lambda-code.c (perfect_nestify): Ditto.
2824 * lcm.c (optimize_mode_switching): Ditto.
2825 * loop-doloop.c (doloop_modify): Ditto.
2826 * loop-init.c (loop_optimizer_init): Ditto.
2827 * loop-iv.c (simplify_using_initial_values): Ditto.
2828 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2829 * loop-unswitch.c (unswitch_loop): Ditto.
2830 * modulo-sched.c (generate_prolog_epilog): Ditto.
2831 * predict.c (combine_predictions_for_insn, estimate_probability,
2832 tree_estimate_probability, last_basic_block_p,
2833 estimate_bb_frequencies): Ditto.
2834 * profile.c (branch_prob): Ditto.
2835 * regrename.c (copyprop_hardreg_forward): Ditto.
2836 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2837 * tracer.c (layout_superblocks): Ditto.
2838 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2839 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2840 cleanup_control_expr_graph, disband_implicit_edges,
2841 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2842 tree_verify_flow_info, tree_make_forwarder_block,
2843 tree_forwarder_block_p, remove_forwarder_block,
2844 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2845 * tree-if-conv.c (tree_if_conversion): Ditto.
2846 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2847 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2848 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2849 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2850 copy_loop_headers): Ditto.
2851 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2852 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2853 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2854 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2855 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2856 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2857 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2858 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2859 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2860 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2861 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2862 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2863 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2864 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2865 slpeel_add_loop_guard): Ditto.
2867 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2869 PR tree-optimization/15784
2870 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2873 * stmt.c (expand_case): Don't change index_type. Convert minval
2876 PR tree-optimization/20130
2877 * fold-const.c (fold): Fold x * -1 into -x.
2879 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2881 PR rtl-optimization/20331
2882 * rtlanal.c (modified_between_p): Check its address first for MEM.
2883 (modified_in_p): Likewise.
2885 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2887 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2889 2005-03-10 Steven Bosscher <stevenb@suse.de>
2891 * expr.c (expand_expr_real_1): If possible, use a conditional
2892 move for expanding MIN_EXPR and MAX_EXPR.
2893 Use temp for moving around rtx-en.
2895 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2898 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2901 2005-03-10 Roger Sayle <roger@eyesopen.com>
2903 * builtins.c (expand_builtin_signbit): Extend to handle floating
2904 point modes wider than the largest integer type, using the
2905 operand_subword_force function to obtain the signbit's word.
2907 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2910 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2911 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2913 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2915 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2917 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2919 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2921 (perform_edge_inserts): Unconditionally call
2922 free_dominator_info.
2924 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2926 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2928 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2930 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2932 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2934 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2936 (rtl_register_value_prof_hooks,
2937 tree_value_profile_transformations,
2938 tree_register_value_prof_hooks): Likewise.
2939 * var-tracking.c (stack_adjust_offset_pre_post,
2940 variable_htab_free, variable_union, dataflow_set_different_2,
2941 count_uses, variable_was_changed, set_frame_base_location,
2942 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2943 vt_add_function_parameters): Likewise.
2944 * varasm.c (named_section_real, named_section, make_decl_rtl,
2945 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2946 const_hash_1, compare_constant, copy_constant, force_const_mem,
2947 output_constant_pool_2, output_constant_pool_1, output_constant,
2948 output_constructor, make_decl_one_only, decl_tls_model,
2949 default_no_named_section, default_elf_select_section_1,
2950 default_unique_section_1): Likewise.
2951 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2952 * vmsdbgout.c (addr_const_to_string): Likewise.
2955 * function.c (struct assign_parm_data_one): Remove last_named
2957 (assign_parm_find_data_types): Don't determine last_named.
2958 Reorder named_parm determination.
2959 (assign_parms): Only setup varargs on the last non-varadic
2962 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2964 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2965 sda base address on medium model.
2967 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2969 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2970 * cfgloop.c (flow_loop_nodes_find): Export.
2971 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2973 * cfgloopmanip.c (fix_loop_structure): New function.
2974 * predict.c (predict_loops): Clean up the loops information.
2975 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2976 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2978 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2979 (rewrite_into_loop_closed_ssa): Declaration changed.
2980 * tree-loop-linear.c (linear_transform_loops): Add argument to
2981 rewrite_into_loop_closed_ssa call.
2982 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2983 * tree-ssa-loop-im.c (move_computations): Ditto.
2984 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2985 * tree-vectorizer.c (vectorize_loops): Ditto.
2986 * tree-optimize.c: Include cfgloop.h.
2987 (execute_todo): Choose whether to call cleanup_tree_cfg or
2988 cleanup_tree_cfg_loop.
2989 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2990 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2991 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2992 cleanup_tree_cfg_loop call.
2993 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2994 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2995 work on part of cfg.
2997 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3000 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3001 with multiple alternatives.
3003 * stmt.c (parse_output_constraint): Fix a typo.
3005 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3007 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3008 assembly directive instead of deprecated "no-generics".
3010 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3012 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3013 for non-offsettable memory references to cope with outstanding reload
3015 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3016 avoid losing outstanding address reloads.
3017 ("reload_outdi", "reload_outdf"): Likewise.
3019 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3021 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3022 code. Add more cbrt transformations.
3024 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3026 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3028 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3030 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3031 NULL_TREE when a given tree is not simplified.
3032 (fold): Return the original tree when any of the functions
3033 mentioned above NULL_TREE.
3035 * fold-const.c (fold_unary, fold_binary): Take decomposed
3036 arguments, code, type, op0, and op1 in case of fold_binary.
3037 (fold): Update calls to fold_unary and fold_binary.
3039 2005-03-09 Roger Sayle <roger@eyesopen.com>
3041 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3042 a fndecl and an arglist instead of a CALL_EXPR, exp.
3044 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3046 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3048 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3050 * expr.c (expand_assignment): Remove orig_to_rtx.
3052 * fold-const.c (int_const_binop): Remove no_overflow.
3054 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3056 * loop-iv.c (get_biv_step_1): Remove lhs.
3058 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3060 * real.c (real_nan): Remove neg.
3062 * function.c (thread_prologue_and_epilogue_insns): Remove i
3065 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3068 * tree-eh.c (tree_could_trap_p): Remove idx.
3070 * tree-into-ssa.c (ann): Remove ann.
3072 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3074 * tree-sra.c (decide_block_copy): Remove inst_count.
3076 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3078 * tree-ssa-loop-im.c (lhs): Remove.
3080 * cfgbuild.c (state, STATE, SET_STATE,
3081 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3083 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3084 (find_basic_blocks): Set the state of each basic block to
3087 2005-03-08 Jeff Law <law@redhat.com>
3089 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3090 goto results in the removal of edges in the CFG, then we need
3091 to recompute dominators.
3093 2005-03-09 Ben Elliston <bje@au.ibm.com>
3095 * c-common.c (c_do_switch_warnings): Comment fix.
3097 2005-03-08 Julian Brown <julian@codesourcery.com>
3099 * Patch from 2005-03-08 reverted for causing regressions and
3100 ppc-darwin bootstrap failure.
3102 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3104 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3105 Define the real function for ppc-darwin.
3106 * c-typeck.c (convert_arguments): Check for target-specific
3107 invalid argument call to unprototyped function.
3108 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3110 * target.h (invalid_arg_for_unprototyped_fn): New field
3112 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3113 default target hook.
3114 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3117 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3119 * c-typeck.c (constructor_stack, constructor_range_stack,
3120 initializer_stack): Make them static.
3122 * cfg.c (rbi_pool): Make it static.
3124 * gimple-low.c (lower_stmt_body): Make it static.
3125 * tree-flow.h: Remove the corresponding prototype. Don't
3128 * sched-deps.c (cache_size): Make it static.
3130 * stor-layout.c (lang_adjust_rli): Make it static.
3132 2005-03-08 Julian Brown <julian@codesourcery.com>
3134 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3135 from being used for symbols with vague linkage when
3136 HAVE_GAS_COMDAT_GROUP is true.
3138 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3140 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3141 nlabel == JUMP_LABEL (jump).
3143 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3145 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3146 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3147 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3148 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3150 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3153 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3154 * c-common.c (handle_returns_twice): New function.
3155 (c_common_attribute_table): Declare eturns_twice' attribute.
3156 * doc/extend.texi: Document eturns_twice' attribute.
3157 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3158 (struct tree_decl): Add returns_twice_flag.
3160 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3162 * tree-ssa-phiopt.c: Fix a comment typo.
3164 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3165 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3166 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3169 2005-03-08 Richard Henderson <rth@redhat.com>
3171 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3172 builtin codes with ctzdi2, clzdi2, popcountdi2.
3173 (struct alpha_builtin_def): Add is_const.
3174 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3175 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3176 (alpha_init_builtins): Init them. Set nothrow and const attributes
3178 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3179 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3180 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3181 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3182 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3183 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3184 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3185 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3186 (TARGET_FOLD_BUILTIN): New.
3187 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3188 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3190 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3192 2005-03-08 Ira Rosen <irar@il.ibm.com>
3194 PR tree-optimization/20122
3195 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3196 condition of access function instead of base.
3198 2005-03-07 Jeff Law <law@redhat.com>
3199 Steven Bosscher <stevenb@suse.de>
3201 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3202 (find_taken_edge): Call find_taken_edge_computed_goto as
3203 appropriate. Allow any gimple invariant rather than just
3204 INTEGER_CST for VAL.
3205 (cleanup_control_flow): Cleanup a computed goto which has turned
3207 (tree_merge_blocks): If block B has any forced labels, move
3208 them to the start of block A.
3209 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3210 computed gotos as well.
3211 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3212 removal of unnecessary computed gotos too.
3213 (lookup_redirection_data): Fix type of INSERT argument. Callers
3216 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3218 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3219 Remove trailing spaces.
3221 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3222 unshare_all_trees): Make them static.
3223 * tree-gimple.h: Remove the corresponding prototypes.
3225 * diagnostic.h: Remove unused prototype
3226 debug_output_buffer.
3227 * modulo-sched.c: Remove unused prototype
3228 set_row_column_for_ps.
3230 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3231 replace_phi_edge_with_variable): Remove unused variable i.
3233 2005-03-07 Per Bothner <per@bothner.com>
3235 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3237 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3240 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3241 bbs on the COND_EXPR instead of the PHI_NODEs.
3242 (candidate_bb_for_phi_optimization): Remove.
3243 (replace_phi_with_stmt): Rename to ...
3244 (replace_phi_edge_with_variable): this and change so that we
3245 replace the phi argument instead of removing the PHI.
3246 (conditional_replacement): Change so we deal with PHI with more
3248 (value_replacement): Likewise.
3249 (abs_replacement): Likewise.
3251 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3253 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3254 output_e500_flip_gt_bit.
3256 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3258 (rs6000_generate_compare): Fix logic to look at the correct bits.
3259 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3261 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3262 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3263 gen_move_from_CR_gt_bit.
3265 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3266 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3267 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3269 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3270 (E500_CR_IOR_COMPARE): New constant.
3272 2005-03-08 Earl Chew <earl_chew@agilent.com>
3273 David Billinghurst <David.Billinghurst@riotinto.com>
3275 * config/i386/host-cygwin.c: New file to support precompiled
3277 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3278 * config.host: Use above files for cygwin host.
3280 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3282 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3283 ordering ops from earlier change.
3285 2005-03-07 Per Bothner <per@bothner.com>
3287 Various fixes to allow us to again build if --enable-mapped-location:
3288 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3289 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3290 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3291 local variable loc. Change logic appropriately.
3292 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3293 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3294 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3295 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3296 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3298 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3300 PR rtl-optimization/19683
3301 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3302 number of bytes, to smallest_int_for_mode. Fix arguments to
3303 REG_CANNOT_CHANGE_MODE_P.
3305 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3307 * reorg.c (relax_delay_slots): Check that the jump is
3308 conditional before trying to invert it.
3310 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3312 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3315 * calls (stack_arg_under_construction): Make it static.
3317 * flow.c (regs_live_at_setjmp): Make it static.
3318 * flow.h: Remove the corresponding prototype.
3320 * reload1.c (reload_startobj, reload_firstobj,
3321 something_needs_operands_changed, reload_inherited,
3322 reload_inheritance_insn, reload_override_in,
3323 reload_spill_index): Make them static.
3325 * recog.c (verify_changes): Make it static.
3326 * recog.h: Remove the corresponding prototype.
3328 * cfgbuild.c (find_sub_basic_blocks): Remove.
3329 * basic-block.h: Remove the corresponding prototype.
3330 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3332 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3334 * tree-ssa-operands.c (check_build_stmt): Remove.
3336 * stor-layout.c (set_alignment): Remove.
3337 * tree.h: Remove the corresponding prototype.
3339 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3341 * tree-ssa-dce.c (control_dependence_map,
3342 visited_control_parents): Make them static.
3344 * cfghooks.c (verify_flow_info): Remove local variable
3347 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3350 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3352 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3354 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3356 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3358 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3359 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3360 PARALLEL for an empty structure.
3362 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3364 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3366 * fold-const.c (fold_binary): Unroll the very first "for"
3369 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3371 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3372 redundant match_code test.
3373 (scc_comparison_operator): Swap match_operand and match_code
3375 (branch_positive_comparison_operator): Same.
3376 (trap_comparison_operator): Use comparison_operator and swap with
3379 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3382 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3383 (out_movhi_r_mr): Read low byte of volatile MEM first.
3384 (out_movhi_mr_r): Write high byte of volatile MEM first.
3386 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3388 * cselib.c (reg_values, reg_values_size): Make them static.
3390 * cse.c (cse_reg_info_table): Make it static.
3392 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3394 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3396 * cse.c (find_best_addr): Use canon_for_address.
3398 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3400 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3401 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3402 SUBREG and MEM, respectively.
3404 * fold-const.c (fold_binary): Use code instead of t.
3406 * fold-const.c (optimize_minmax_comparison): Take decomposed
3407 arguments code, type, op0, and op1 instead of t.
3408 (fold_binary): Update a call to optimize_minmax_comparison.
3410 * fold-const.c (fold_range_test): Take decomposed arguments
3411 code, type, op0, and op1 instead of t.
3412 (fold_binary): Update a call to fold_range_test.
3414 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3415 decomposed arguments code, type, op0, and op1 instead of t.
3416 (fold_binary): Update a call to fold_range_test.
3418 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3420 * fold-const.c (fold_binary): Avoid directly using the original
3421 expression t as much as possible.
3423 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3425 * c-semantics.c (build_stmt): Use TYPE_P instead of
3426 IS_NON_TYPE_CODE_CLASS.
3427 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3428 (NON_TYPE_CHECK): Use TYPE_P instead of
3429 IS_NON_TYPE_CODE_CLASS.
3431 * fold-const.c (fold): Remove handling of binary expressions.
3433 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3435 * doc/c-tree.texi: Wrap comments in @r{}.
3436 * doc/cpp.texi: Likewise.
3437 * doc/cppinternals.texi: Likewise.
3438 * doc/extend.texi: Likewise.
3439 * doc/md.texi: Likewise.
3440 * doc/objc.texi: Likewise.
3441 * doc/sourcebuild.texi: Likewise.
3442 * doc/tm.texi: Likewise.
3445 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3447 * predict.c (apply_return_prediction): Standardize PHI chain
3449 * tree-ssa.c (ssa_redirect_edge): Likewise.
3451 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3452 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3455 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3456 * tree-flow.h: Adjust the prototype for remove_phi_node.
3457 * lambda-code.c (perfect_nestify): Adjust a call to
3460 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3461 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3463 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3464 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3465 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3466 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3468 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3469 of GEN_INT (trunc_int_for_mode (...)).
3470 * loop-iv.c (iv_number_of_iterations): Likewise.
3471 * postreload.c (reload_cse_move2add): Likewise.
3472 * simplify-rtx.c (simplify_const_unary_operation,
3473 simplify_const_binary_operation): Likewise.
3474 * stor-layout.c (get_mode_bounds): Likewise.
3476 * fold-const.c (fold_binary): New.
3477 (fold): Call fold_binary on binary expressions.
3479 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3481 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3482 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3483 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3484 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3485 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3487 2005-03-04 Devang Patel <dpatel@apple.com>
3489 PR tree-optimization/18815
3490 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3491 loops with zero exit edges.
3493 2005-03-04 Devang Patel <dpatel@apple.com>
3495 * doc/invoke.texi: Remove reference to webpage that does not exist.
3497 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3498 Joseph S. Myers <joseph@codesourcery.com>
3501 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3502 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3503 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3504 * pa.c (get_plabel): Change argument to symbol_ref. Call
3505 maybe_get_identifier instead of get_identifier.
3506 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3507 (struct deferred_plabel): Replace name field with symbol field.
3508 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3509 ASM_OUTPUT_EXTERNAL_REAL is defined.
3510 (output_global_address): Use output_addr_const for output of all
3512 (output_deferred_plabels): Use symbol_ref instead of name for address
3514 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3515 ASM_OUTPUT_SYMBOL_REF): New macros.
3516 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3518 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3521 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3523 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3524 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3526 2005-03-04 Jeff Law <law@redhat.com>
3528 * basic-block.h (rediscover_loops_after_threading): Declare.
3529 * tree-ssa-dom.c: Include cfgloop.h.
3530 (tree_ssa_dominator_optimize): Discover loops and some basic
3531 properties. Remove forwarder blocks recreated by loop header
3532 canonicalization. Also mark backedges in the CFG.
3533 * tree-ssa-threadupdate.c: Include cfgloop.h
3534 (rediscover_loops_after_threading): Define.
3535 (struct local_info): New field, JUMP_THREADED.
3536 (prune_undesirable_thread_requests): New function.
3537 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3538 then record that fact for the callers of redirct_edges.
3539 (thread_block): If BB has incoming backedges, then call
3540 prune_undesirable_thraed_requests. Note when we are
3541 going to have to rediscover loop information. Return a
3542 boolean indicating if any jumps were threaded.
3543 (thread_through_all_blocks): Bubble up boolean indicating
3544 if any jumps were threaded.
3545 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3546 (tree-ssa-threadupdate.o): Similarly.
3548 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3550 * fold-const.c (fold_ternary): Unroll the "for" loop to
3553 2005-03-04 Andrew Haley <aph@redhat.com>
3555 * unwind-dw2-fde-glibc.c (struct
3556 unw_eh_callback_data.check_cache): New field.
3557 (frame_hdr_cache): New.
3558 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3559 Cache frame header info.
3561 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3563 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3564 (print_c_condition): Declare.
3565 * read-rtl.c (ptr_loc): New structure.
3566 (ptr_locs, ptr_loc_obstack, joined_conditions)
3567 (joined_conditions_obstack): New variables.
3568 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3569 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3570 (join_c_conditions, print_c_condition): New functions.
3571 (apply_macro_to_string): Associate the new string with the same
3572 source location as the old one.
3573 (add_condition_to_string): Use join_c_conditions.
3574 (read_string): Use set_rtx_ptr_loc to record a filename and line
3575 number for the string.
3576 (read_rtx): Initialize the new variables above.
3577 * genattrtab.c (write_test_expr, write_attr_value): Use
3579 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3580 comment above the GCC_VERSION check.
3581 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3582 Inline the definition of MAYBE_EVAL.
3583 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3584 * genoutput.c (process_template): Likewise.
3585 * genpreds.c (write_predicate_subfunction): Likewise.
3586 (write_predicate_expr): Use print_c_condition.
3587 * genrecog.c (write_cond): Likewise.
3588 * gensupport.c (process_rtx): Use join_c_conditions to join the
3589 conditions of a define_insn_and_split. Record a source location
3590 for the string after the "&&".
3591 (alter_test_for_insn): Use join_c_conditions.
3593 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3596 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3597 PR tree-optimization/15784
3598 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3601 2005-03-04 Ben Elliston <bje@au.ibm.com>
3603 * gcc.c (option_map): Add --coverage.
3604 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3605 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3606 * config/darwin.h: Pass -lgcov for `coverage'.
3607 * doc/invoke.texi (Debugging Options): Document --coverage.
3609 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3611 * gcse.c (bypass_block): Use find_edge wherever possible.
3613 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3617 * c-opts.c (c_common_parse_file): Call start_source_file
3618 and end_source_file at the approriate times.
3620 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3621 the main file, it will be done for us now.
3623 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3625 * fold-const.c (fold_ternary): New.
3626 (fold): Call fold_ternary on ternary expressions. Remove
3627 handling of ternary expressions.
3629 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3631 PR tree-optimization/15784
3632 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3635 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3637 * config/rs6000/predicates.md (branch_comparison_operator):
3638 Convert from C block to conditional format.
3640 2005-03-03 Jan Hubicka <jh@suse.cz>
3642 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3643 and non-constant public variables.
3645 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3647 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3650 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3653 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3654 calls to release_ssa_name and release_phi_node.
3656 * fold-const.c (fold): Remove handling of unary expressions.
3658 * fold-const.c (fold_unary): Avoid directly using the original
3659 expression t as much as possible.
3661 2005-03-03 Roger Sayle <roger@eyesopen.com>
3662 Andrew Pinski <pinskia@physics.uc.edu>
3664 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3665 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3667 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3669 Describe special registers SRP and MOF as allocatable registers.
3670 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3671 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3672 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3673 TARGET_HAS_MUL_INSNS.
3674 (cris_print_operand) <case 'd'>: New case.
3675 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3676 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3678 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3679 (REG_ALLOC_ORDER): Update for MOF.
3680 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3682 (GENERAL_REGS): No longer a define of ALL_REGS.
3683 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3684 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3686 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3687 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3688 (SECONDARY_RELOAD_CLASS): Define.
3689 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3690 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3691 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3692 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3693 (REGISTER_MOVE_COST): Define.
3694 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3695 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3696 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3697 (CRIS_MOF_REGNUM): New define_constants.
3698 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3700 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3702 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3703 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3704 Adjust for MOF being properly described as a register.
3705 (indir_to_reg_split): Name this split. Conditionalize on the
3706 destination register being a general register.
3707 (movei): Conditionalize on on operands 0 and 1 having the same
3710 2005-03-03 Alan Modra <amodra@bigpond.net.au>
3713 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
3714 -mcpu to override any other explicitly given flags.
3716 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
3718 * recog.c (verify_changes, confirm_change_group): New functions,
3719 broken out of apply_change_group.
3720 (apply_change_group): Use them.
3721 * recog.h (verify_change, confirm_change_group): Declare.
3722 * rtl.h (redirect_jump_2): Declare.
3723 * jump.c (redirect_exp, invert_exp): Delete.
3724 (invert_exp_1): Take second parameter. Return value. Changed caller.
3725 (redirect_jump_2): New function, broken out of redirect_jump.
3726 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
3727 (invert_jump): Use invert_jump_1 and redirect_jump_2.
3728 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
3730 2005-03-02 Geoffrey Keating <geoffk@apple.com>
3732 * varasm.c (named_section): Use xstrdup rather than doing it by
3735 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
3737 2005-03-02 Devang Patel <dpatel@apple.com>
3739 Undo PR tree-optimization/18815 fix.
3741 2005-03-02 Devang Patel <dpatel@apple.com>
3743 PR tree-optimization/18815
3744 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3745 loops with zero exit edges.
3747 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3749 * cfg.c (connect_src, connect_dest, disconnect_src,
3750 disconnct_dest): New.
3751 (unchecked_make_edge, remove_edge, redirect_edge_succ,
3752 redirect_edge_pred): Use the new functions.
3754 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3755 free_dominance_info only when needed.
3757 2005-03-02 David Edelsohn <edelsohn@gnu.org>
3760 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
3761 (reg_or_sub_cint64_operand): Same.
3763 2005-03-02 Jeff Law <law@redhat.com>
3765 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
3766 CFG_ALTERED in the main DOM iteration loop.
3768 2005-03-02 Mark Mitchell <mark@codesourcery.com>
3771 * varasm.c (initializer_constant_valid_p): Allow conversions
3772 between OFFSET_TYPEs. Tidy.
3774 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
3776 * config/cris/cris.md ("return"): Remove epilogue delay list
3779 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
3781 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
3783 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
3785 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3787 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
3788 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
3789 config/m68k/m68k.c, config/mips/mips.h,
3790 config/rs6000/rs6000-protos.h, doc/contrib.texi,
3791 doc/include/gcc-common.texi: Update copyright.
3793 PR middle-end/18029 and PR middle-end/18030
3794 * expr.c (optimize_bitfield_assignment_op): Add a special case
3795 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
3797 * fold-const.c (fold_unary): New.
3798 (fold): Call fold_unary on unary expressions.
3800 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
3802 * cgraph.h (struct cgraph_edge): Add prev_caller and
3804 (cgraph_node_remove_callees): Export.
3805 * cgraph.c (cgraph_create_edge): Initialize prev_caller
3807 (cgraph_edge_remove_callee): New function.
3808 (cgraph_edge_remove_caller): Likewise.
3809 (cgraph_remove_edge): Use.
3810 (cgraph_redirect_edge_callee): Likewise.
3811 (cgraph_node_remove_callees): New function.
3812 (cgraph_node_remove_callers): Likewise.
3813 (cgraph_remove_node): Use.
3814 * tree-optimize.c (tree_rest_of_compilation): Use
3815 cgraph_node_remove_callees instead of manual loop.
3816 * cgraphunit.c (cgraph_finalize_function): Likewise.
3817 (cgraph_expand_function): Likewise.
3818 (cgraph_remove_unreachable_nodes): Likewise.
3820 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
3823 * c-tree.h (undeclared_variable, build_external_ref): Add extra
3825 * c-decl.c (undeclared_variable): Take location as argument.
3826 * c-typeck.c (build_external_ref): Likewise.
3827 * c-parser.c (c_parser_postfix_expression): Pass location of
3828 identifier to build_external_ref.
3830 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3832 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
3833 CCEQ mode for branch_positive_comparison_operator test.
3834 * config/rs6000/predicates (branch_comparison_operator): Revert to
3836 (scc_comparison_operator): Same.
3837 (branch_positive_comparison_operator): Same.
3839 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3841 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3842 (cris_delay_slots_for_epilogue): Remove.
3843 (save_last): Move into cris_target_asm_function_epilogue.
3844 (cris_target_asm_function_epilogue): Remove tests for file being
3846 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3847 (cris_delay_slots_for_epilogue): Remove prototypes.
3848 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3849 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3851 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3853 * config/rs6000/predicates.md (branch_comparison_operator): Change
3854 to define_special_predicate.
3855 (scc_comparison_operator): Same.
3856 (branch_positive_comparison_operator): Same.
3858 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3860 * Makefile.in (tree-ssa-sink.o): New.
3861 (OBJS-common): Add tree-ssa-sink.o.
3862 * common.opt: Add -ftree-sink
3863 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3864 * timevar.def (TV_TREE_SINK): new timevar.
3865 * tree-flow.h (is_hidden_global_store): Prototype.
3866 * tree-optimize.c (init_tree_optimization_passes): Add
3868 * tree-pass.h (pass_sink_code): New.
3869 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3870 for non-obvious global store store to is_hidden_global_store, and
3871 call that new function.
3872 * tree-ssa-sink.c: New file.
3873 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3874 * doc/passes.texi: Document forward store motion.
3875 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3876 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3877 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3878 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3880 2005-03-01 Per Bothner <per@bothner.com>
3882 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3883 and we have a non-zero column-number, add it to the message.
3884 Also factor out the diagnostic_kind_text.
3886 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3888 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3889 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3890 flow_loop_scan): Removed.
3891 (flow_loop_dump): Do not dump removed fields.
3892 (flow_loop_free): Do not free removed fields.
3893 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3894 (loop_exit_edge_p): New function.
3895 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3896 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3897 num_exits, exits_doms.
3898 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3899 LOOP_EDGES, LOOP_ALL): Removed.
3900 (flow_loop_scan): Declaration removed.
3901 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3902 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3904 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3905 (if_convert): Call flow_loops_find and flow_loops_free
3906 when calling mark_loop_exit_edges.
3907 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3908 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3909 free_dominance_info calls.
3910 * loop-init.c (flow_loops_find): Ditto.
3911 * passes.c (rest_of_handle_branch_prob): Ditto.
3912 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3913 * loop-unroll.c (analyze_insns_in_loop): Do not use
3915 * predict.c (predict_loops): Do not call flow_loop_scan.
3916 Use get_loop_exit_edges.
3917 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3918 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3919 Do not use EDGE_LOOP_EXIT.
3920 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3921 to bb_with_exit_edge_p.
3922 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3923 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3924 to bb_with_exit_edge_p.
3925 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3927 * tree-loop-linear.c (linear_transform_loops): Do not call
3928 flow_loop_scan. Use loop->single_exit.
3929 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3930 (vect_analyze_loop_form): Do not call flow_loop_scan.
3931 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3933 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3935 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3936 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3937 slpeel_tree_duplicate_loop_to_edge_cfg,
3938 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3939 Use loop_preheader_edge and loop->single_exit. Do not call
3942 2005-03-01 Nick Clifton <nickc@redhat.com>
3944 * config/arm/arm.c (thumb_find_work_register): Check all of the
3945 argument registers to see if they are free, and a couple of
3946 special cases where the last argument register but can be proved
3947 to be available during the function's prologue.
3948 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3949 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3950 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3952 (thumb_compute_save_reg_mask): Likewise. Also use
3953 thumb_find_work_register() to ensure that there is agreement about
3954 which work register is going to be used in the prologue.
3955 (thumb_output_function_prologue): Use unsigned long as the type
3956 for the register bit-mask. Also delay pushing the link register if
3957 other high registers are going to be pushed.
3958 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3959 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3960 redundant prototypes.
3962 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3965 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3966 and after reload in REG+REG indexed addresses without REG_POINTER
3967 set in the base and not set in the index.
3969 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3971 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3972 Don't undefine here.
3973 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3974 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3975 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3976 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3977 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3979 * config.gcc (sh*-*-linux*): Use config/linux.h.
3981 2005-02-28 Dale Johannesen <dalej@apple.com>
3982 Stan Shebs <shebs@apple.com>
3984 Rewrite of 64-bit Darwin structure-by-value pass/return.
3985 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3986 intoffset, use_stack, named.
3987 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3988 (rs6000_darwin64_record_arg_advance_flush): New.
3989 (rs6000_darwin64_record_arg_advance_recurse): New.
3990 (rs6000_darwin64_record_arg_flush): New.
3991 (rs6000_darwin64_record_arg_recurse): New.
3992 (rs6000_darwin64_record_arg): New.
3993 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3994 (function_arg_boundary): Handle 128-bit aligned structs.
3995 (function_arg_advance): Rewrite darwin64 struct handling.
3996 (function_arg): Call rs6000_darwin64_record_arg.
3997 (function_arg_partial_nregs): Handle darwin64 structs.
3998 (rs6000_darwin64_function_value): Remove.
3999 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4001 2005-02-28 Roger Sayle <roger@eyesopen.com>
4003 PR tree-optimization/20216
4004 * tree-chrec.c (tree_fold_factorial): Delete.
4005 (tree_fold_binomial): Change argument list to take a return type
4006 and change the type of K to unsigned int. Rewrite to avoid explicit
4007 evaluation of factorials, and (recursively) calling fold to perform
4008 compile-time arithmetic. Return NULL on (internal) overflow.
4009 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4010 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4011 if any intermediate calculation overflows.
4012 (chrec_apply): Update call to chrec_evaluate.
4014 2005-02-28 James E Wilson <wilson@specifixinc.com>
4016 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4018 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4021 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4022 instead of NULL_TREE on error.
4024 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4026 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4027 (EASY_VECTOR_15_ADD_SELF): Remove.
4028 (num_insns_constant_wide): Not static.
4029 (validate_condition_mode): Not static.
4030 (toc_relative_expr_p): Not static.
4031 (legitimate_indirect_address_p): Not static.
4032 (macho_lo_sum_memory_operand): Not static.
4033 (invalid_e500_subreg): Not static.
4034 (easy_vector_same): Not static.
4035 (easy_vector_splat_const): Not static.
4036 (RS6000_SYMBOL_REF_TLS_P): Remove.
4037 (any_operand): Delete.
4038 (any_parallel_operand): Delete.
4039 (count_register_operand): Delete.
4040 (altivec_register_operand): Delete.
4041 (xer_operand): Delete.
4042 (s8bit_cint_operand): Delete.
4043 (short_cint_operand): Delete.
4044 (u_short_cint_operand): Delete.
4045 (non_short_cint_operand): Delete.
4046 (exact_log2_cint_operand): Delete.
4047 (gpc_reg_operand): Delete.
4048 (cc_reg_operand): Delete.
4049 (cc_reg_not_cr0_operand): Delete.
4050 (reg_or_short_operand): Delete.
4051 (reg_or_neg_short_operand): Delete.
4052 (reg_or_aligned_short_operand): Delete.
4053 (reg_or_u_short_operand): Delete.
4054 (reg_or_cint_operand): Delete.
4055 (reg_or_arith_cint_operand): Delete.
4056 (reg_or_add_cint64_operand): Delete.
4057 (reg_or_sub_cint64_operand): Delete.
4058 (reg_or_logical_cint_operand): Delete.
4059 (got_operand): Delete.
4060 (got_no_const_operand): Delete.
4061 (easy_fp_constant): Delete.
4062 (easy_vector_constant): Delete.
4063 (easy_vector_constant_add_self): Delete.
4064 (zero_constant): Delete.
4065 (zero_fp_constant): Delete.
4066 (volatile_mem_operand): Delete.
4067 (offsettable_mem_operand): Delete.
4068 (mem_or_easy_const_operand): Delete.
4069 (add_operand): Delete.
4070 (non_add_cint_operand): Delete.
4071 (logical_operand): Delete.
4072 (non_logical_cint_operand): Delete.
4073 (mask_operand): Delete.
4074 (mask_operand_wrap): Delete.
4075 (mask64_operand): Delete.
4076 (mask64_2_operand): Delete.
4077 (and64_operand): Delete.
4078 (and64_2_operand): Delete.
4079 (and_operand): Delete.
4080 (reg_or_mem_operand): Delete.
4081 (lwa_operand): Delete.
4082 (symbol_ref_operand): Delete.
4083 (call_operand): Delete.
4084 (current_file_function_operand): Delete.
4085 (input_operand): Delete.
4086 (rs6000_nonimmediate_operand): Delete.
4087 (rs6000_tls_symbol_ref): Delete.
4088 (save_world_operation): Delete.
4089 (restore_world_operation): Delete.
4090 (load_multiple_operation): Delete.
4091 (store_multiple_operation): Delete.
4092 (vrsave_operation): Delete.
4093 (mfcr_operation): Delete.
4094 (mtcrf_operation): Delete.
4095 (lmw_operation): Delete.
4096 (stmw_operation): Delete.
4097 (branch_comparison_operator): Delete.
4098 (branch_positive_comparison_operator): Delete.
4099 (scc_comparison_operator): Delete.
4100 (trap_comparison_operator): Delete.
4101 (boolean_operator): Delete.
4102 (boolean_or_operator): Delete.
4103 (min_max_operator): Delete.
4104 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4105 (EASY_VECTOR_15): Moved to here.
4106 (EASY_VECTOR_15_ADD_SELF): Move to here.
4107 (PREDICATE_CODES): Delete.
4108 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4109 Declare functions no longer static.
4110 * config/rs6000/predicates.md: New.
4111 * config/rs6000/rs6000.md: Include predicates.md
4113 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4115 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4116 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4118 * cfgrtl.c (need_fake_edge_p): Likewise.
4119 * combine.c (distribute_notes): Likewise.
4120 * emit-rtl.c (try_split): Likewise.
4121 * recog.c (peephole2_opimize): Likewise.
4122 * reg-notes.def (ALWAYS_RETURN): Remove.
4123 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4124 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4125 * tree.h (ECF_ALWAYS_RETURN): Remove.
4127 2005-02-28 Roger Sayle <roger@eyesopen.com>
4130 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4131 between different machine modes is never a "useless" conversion.
4133 2005-02-28 Geert Bosch <bosch@gnat.com>
4136 * doc/contrib.texi: List contributors for Ada front end
4138 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4140 * simplify-rtx.c (simplify_unary_operation_1,
4141 simplify_const_unary_operation): New, extracted from...
4142 (simplify_unary_operation): ... this one.
4143 (simplify_binary_operation_1,
4144 simplify_const_binary_operation): New, extracted from...
4145 (simplify_binary_operation): ... this one.
4146 * rtl.h (simplify_const_unary_operation,
4147 simplify_const_binary_operation): Add prototypes.
4149 2005-02-28 Julian Brown <julian@codesourcery.com>
4151 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4152 building libjava and caused PR regression/20228.
4154 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4157 * Makefile.in (host_subdir): New.
4158 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4159 * configure: Regenerate.
4161 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4163 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4164 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4165 installation directory first.
4167 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4170 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4171 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4172 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4173 * config/cris/cris.md: Tweak comments referring to Q.
4174 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4175 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4176 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4177 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4178 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4179 Insert spaces in constraints to align alternatives vertically for
4181 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4184 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4186 PR rtl-optimization/17728
4187 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4188 operand 0 from general_operand to move_dest_operand.
4190 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4192 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4193 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4194 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4195 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4197 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4199 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4200 * configure: Regenerate.
4201 * libada-mk.in: Remove CC; rename
4202 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4204 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4207 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4208 for the lhs, also walk over the tree. Likewise for rhs.
4210 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4212 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4213 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4214 Do not propagate value of iv before increment over the increment.
4216 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4218 * c-parser.c: New file.
4219 * c-parse.in: Remove.
4220 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4222 (c-parser.o): Add dependencies.
4223 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4224 maintainer-clean, TAGS): Update.
4225 * c-config-lang.in (gtfiles): Update.
4226 * gengtype-lex.l: Don't handle "@@".
4227 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4228 objc_build_synchronized, objc_begin_try_stmt,
4229 objc_begin_catch_clause, objc_finish_catch_clause,
4230 objc_build_finally_clause, objc_finish_try_stmt): New.
4231 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4233 (c_parse_init): Update comment.
4234 * c-decl.c (c_init_decl_processing): Update comment.
4235 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4236 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4237 new c_declspecs members.
4239 2005-02-25 Julian Brown <julian@codesourcery.com>
4241 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4242 from being used for symbols with vague linkage when
4243 HAVE_GAS_COMDAT_GROUP is true.
4245 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4247 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4249 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4252 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4253 (LIBGCC2_HAS_DF_MODE): New.
4254 (LIBGCC2_HAS_XF_MODE): New.
4255 (LIBGCC2_HAS_TF_MODE): New.
4256 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4257 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4258 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4259 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4260 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4261 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4262 and add _fixtfdi, _fixunstfdi, _floatditf
4263 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4264 L_fixunstfdi, L_floatditf.
4265 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4266 (LIBGCC2_HAS_TF_MODE): Define.
4268 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4270 PR tree-optimization/20204
4271 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4272 REWRITE_THIS_STMT markers on PHI nodes.
4273 (rewrite_initialize_block): Likewise.
4275 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4277 * version.c (version_string): Update to 4.1.
4279 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4281 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4282 Clarify that the alternative way doesn't work in GNU C++.
4284 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4286 PR tree-optimization/19937
4287 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4288 to the type of the induction variable.
4290 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4292 PR rtl-optimization/20117
4293 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4294 the block including noncopyable insn.
4296 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4298 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4299 calls to find_reg_note.
4301 2005-02-24 Richard Henderson <rth@redhat.com>
4304 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4307 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4309 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4310 vector types if to use base reg for misaligned non-word ld/std.
4312 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4315 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4316 dwarf2 label manually and put it after, not before the prologue.
4318 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4321 * reload.c (operands_match_p): Only increment register number for
4322 SCALAR_INT_MODE_P modes in multiple hard registers.
4324 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4327 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4329 * ChangeLog.5: Fix log message typo(s).
4330 * ChangeLog.7: Likewise.
4331 * ChangeLog.tree-ssa: Likewise.
4332 * cfgexpand.c: Fix comment typo(s).
4333 * conflict.c: Likewise.
4334 * defaults.h: Likewise.
4335 * dwarf2out.c: Likewise.
4337 * ggc-page.c: Likewise.
4338 * tree-eh.c: Likewise.
4339 * tree-ssa-dom.c: Likewise.
4341 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4344 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4345 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4346 if SHARED is defined.
4349 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4350 allow splitting only if operands 0 and 3 don't overlap.
4352 2005-02-24 Richard Henderson <rth@redhat.com>
4355 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4356 (fold_builtin_1): Call them.
4357 * fold-const.c (fold_complex_mult_parts): Split out from ...
4358 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4359 (fold_complex_div_parts, fold_complex_div): New.
4361 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4363 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4365 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4366 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4368 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4369 (print_node): Likewise.
4370 Print TYPE_SIZES_GIMPLIFIED.
4372 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4374 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4375 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4376 operands as commutative in constraints.
4378 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4380 * tree-into-ssa.c: Re-organize internal functions.
4382 2005-02-24 Richard Henderson <rth@redhat.com>
4385 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4387 * common.opt (fcx-limited-range): New.
4388 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4389 * toplev.c (flag_complex_method): Initialize to 1.
4390 (process_options): Set flag_complex_method to 0 if
4391 flag_cx_limited_range.
4392 * doc/invoke.texi (-fcx-limited-range): New.
4394 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4396 * cse.c (delete_trivially_dead_insns): Speed up by using
4397 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4400 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4402 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4403 functions when -mid-shared-library is being used.
4405 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4407 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4408 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4409 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4410 * system.h: Poison LINK_LIBGCC_SPECIAL.
4412 2005-02-23 James E Wilson <wilson@specifixinc.com>
4414 * gengtype.c (note_insn_name): Make 1 element larger.
4416 2005-02-23 Roger Sayle <roger@eyesopen.com>
4419 PR rtl-optimization/20097
4420 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4421 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4423 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4425 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4426 * t-aix52 (SHLIB_INSTALL): Same.
4428 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4430 * genpreds.c: Update copyright.
4432 2005-02-23 Michael Beach <michaelb@ieee.org>
4435 * config/sparc/t-elf (startup files): Assemble with CPP.
4437 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4439 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4440 (write_predicate_expr): Likewise.
4442 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4444 PR tree-optimization/20100
4445 PR tree-optimization/20115
4446 * tree-optimize.c (init_tree_optimization_passes): Remove
4447 pass_maybe_create_global_var.
4448 * tree-pass.h (pass_maybe_create_global_var): Remove.
4449 * tree-ssa-alias.c (aliases_computed_p): Declare.
4450 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4451 (count_calls_and_maybe_create_global_var): Remove.
4452 (pass_maybe_create_global_var): Remove.
4453 (init_alias_info): Do not declare aliases_computed_p.
4454 (maybe_create_global_var): If the function contains no
4455 call-clobbered variables and a mix of pure/const and regular
4456 function calls, create .GLOBAL_VAR.
4457 Mark all call-clobbered variables for renaming.
4458 (merge_pointed_to_info): Update comment.
4459 (add_pointed_to_var): Likewise.
4460 (is_escape_site): Likewise.
4461 Accept struct alias_info * instead of size_t *.
4463 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4465 * tree-ssa-operands.c (get_call_expr_operands): If
4466 ALIASES_COMPUTED_P is false, do not add call-clobbering
4468 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4469 (delete_tree_ssa): Likewise.
4471 2005-02-22 James E Wilson <wilson@specifixinc.com>
4473 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4474 (do_compile): Do call it here.
4476 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4478 PR rtl-optimization/20017.
4479 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4480 rest_of_handle_cse2, rest_of_handle_gcse): Call
4481 delete_dead_jumptables immediately before calling cleanup_cfg.
4483 2005-02-22 Devang Patel <dpatel@apple.com>
4486 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4489 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4491 * config/rs6000/aix.h (WINT_TYPE): Define.
4493 2005-02-22 Stan Shebs <shebs@apple.com>
4495 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4496 natural alignment for 64-bit Darwin.
4497 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4499 * doc/invoke.texi: Document this.
4501 2005-02-22 DJ Delorie <dj@redhat.com>
4503 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4504 to make_[un]signed_type, not the mode itself.
4506 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4508 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4509 not available. Use tail calls wherever possible.
4510 (make_edge): Call unchecked_make_edge to create an edge.
4512 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4513 (coalesce_ssa_name): Don't check for
4514 SSANORM_USE_COALESCE_LIST.
4515 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4517 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4519 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4520 (rewrite_into_ssa): ... here.
4522 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4524 PR tree-optimization/19786
4525 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4526 tag to another's may-alias bitmap when adding to the other's list.
4528 2005-02-21 DJ Delorie <dj@redhat.com>
4530 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4531 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4532 registers in unsupported ways.
4533 * expmed.c (init_expmed): Likewise.
4535 2005-02-21 Stan Cox <scox@redhat.com>
4537 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4539 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4541 * tree-cfg.c (fold_cond_expr_cond): New.
4542 (make_edges): Call fold_cond_expr_cond.
4543 (find_taken_edge): Accept nothing but INTEGER_CST.
4544 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4546 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4548 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4549 that do not belong to any basic block.
4551 2005-02-21 Jeff Law <law@redhat.com>
4553 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4556 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4558 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4559 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4560 Adjust their definitions.
4561 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4562 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4564 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4565 genautomata.c, langhooks.c, langhooks.h, system.h,
4566 config/arm/lib1funcs.asm: Update copyright.
4568 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4570 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4572 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4575 * doc/install.texi: Document --with-gc.
4577 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4579 * simplify-rtx.c (simplify_unary_operation): Add a missing
4582 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4584 PR tree-optimization/18663
4585 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4586 if the type has variable bounds.
4588 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4590 * gcse.c: Remove an obsolete comment.
4592 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4594 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4596 * doc/extend.texi (Function Attributes) <Attribute const>: The
4597 attribute "pure" is below this text, not above.
4599 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4601 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4602 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4603 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4605 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4608 * langhooks.h (struct lang_hooks): Add to_target_charset.
4609 * langhooks.c (lhd_to_target_charset): New function.
4610 * langhooks-def.h: Declare lhd_to_target_charset.
4611 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4612 (LANG_HOOKS_INITIALIZER): Update.
4613 * c-common.c (c_common_to_target_charset): New function.
4614 * c-common.h: Declare it.
4615 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4616 c_common_to_target_charset.
4618 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4619 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4621 * system.h: Poison them.
4622 * doc/tm.texi: Don't discuss them.
4623 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4624 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4625 (pp_c_char): Do not attempt to generate letter escapes for
4627 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4628 * config/mips/mips.c (mips_output_ascii): Likewise.
4630 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4632 PR tree-optimization/19951
4633 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4636 2005-02-19 Steven Bosscher <stevenb@suse.de>
4639 * function.h (struct function): New field `max_loop_depth'.
4640 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4641 (flow_loops_find): Reset the max loop depth count before finding loops.
4642 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4643 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4644 (calculate_global_regs_live): Make sure the loop will terminate
4645 when the initial sets are not empty.
4647 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4649 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4651 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4653 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4656 * doc/invoke.texi: Remove documentation of %M spec.
4658 (init_spec): Remove %M suffix from -lgcc_s.
4659 (do_spec_1): Remove 'M' case.
4660 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4661 to put shared libraries in the multilib directory. Remove the
4662 shlib_so_soname substitution variable. Don't add a multilib encoding
4663 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4664 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4665 SHLIB_INSTALL as well as SHLIB_LINK.
4666 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4667 (SHLIB_NAME): Delete.
4668 (SHLIB_DIR): New macro.
4669 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4670 (SHLIB_INSTALL): Adjust accordingly.
4671 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4672 * config/t-slibgcc-sld: Likewise.
4673 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4674 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4675 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4677 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4678 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4679 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4680 Use @shlib_base_name@ instead of @shlib_so_name@.
4681 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4682 and @shlib_base_name@.so in @multilib_dir@.
4683 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4684 to the install path.
4685 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4686 (SHLIB_LINK): Remove previous workaround.
4687 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4688 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4689 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4691 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4692 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4693 (SHLIB_INSTALL): Adjust accordingly.
4694 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4695 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4696 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4697 config/t-slibgcc-elf-ver.
4699 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4700 Jakub Jelinek <jakub@redhat.com>
4702 PR tree-optimization/19828
4703 * tree-ssa-loop-im.c: Add a TODO comment.
4704 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4705 without side-effects.
4707 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4709 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
4712 2005-02-18 James E. Wilson <wilson@specifixinc.com>
4714 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
4715 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
4716 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
4718 (ia64_reorg): Delete fixup_errata call.
4719 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
4720 (TARGET_SWITCHES): Delete -mb-step entry.
4722 2005-02-19 Jakub Jelinek <jakub@redhat.com>
4725 * c-typeck.c (composite_type): Handle quals in transparent unions.
4726 (type_lists_compatible_p): Likewise.
4728 2005-02-18 Stan Shebs <shebs@apple.com>
4730 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
4731 expressions in the .literal8 section.
4733 2005-02-18 Geoffrey Keating <geoffk@apple.com>
4735 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
4737 2005-02-18 Roger Sayle <roger@eyesopen.com>
4739 * fold-const.c (constant_boolean_node): Always create values of the
4740 specified type, don't bother calling truthvalue_conversion.
4742 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4744 * except.c (output_function_exception_table): Call
4745 assemble_external_libcall (eh_personality_libfunc).
4747 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4750 * config/ia64/ia64.h (struct machine_function): Add state_num.
4751 * config/ia64/ia64.c (process_epilogue,
4752 process_for_unwind_directive): Use new unwind state numbers each
4753 time rather than state 1.
4755 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4758 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
4759 before the "*llgt_didi" pattern.
4761 2005-02-18 Jason Merrill <jason@redhat.com>
4763 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
4765 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
4767 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
4768 (div0): Use it in place of ARM_FUNC_ALIAS.
4769 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
4771 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
4774 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
4775 access, the lower bound of the array type if it exists.
4777 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
4780 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
4781 cases that are out-of-range for the index type.
4783 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4785 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
4786 (estimate_case_costs): Don't call convert.
4787 * expmed.c (expand_shift): Likewise.
4788 (make_tree): Call fold_convert instead of convert.
4790 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4793 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
4794 that ref to be marked MEM_READONLY_P doesn't have base that needs
4797 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4799 * genautomata.c (output_get_cpu_unit_code_func,
4800 output_cpu_unit_reservation_p): Don't generate old-style function
4803 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4806 PR tree-optimization/20009
4807 * convert.c (convert_to_integer): Revert 2005-02-16 change.
4809 PR tree-optimization/18947
4810 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
4811 inline, remove all nodes that are inlined into the extern inline
4814 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4816 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
4817 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
4818 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
4819 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
4822 2005-02-17 Roger Sayle <roger@eyesopen.com>
4824 PR tree-optimization/19917
4825 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
4826 to be potentially trapping.
4828 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4830 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
4832 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4834 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4835 tem becomes a local variable which is set to the value of the
4836 back end defined INITIAL_FRAME_ADDRESS macro.
4837 (expand_builtin_frame_address): Omit the base parameter to
4838 expand_builtin_return_addr.
4839 (expand_builtin_profile_func): Likewise.
4840 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4841 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4842 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4844 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4846 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4847 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4848 * config/frv/frv.c (frv_function_epilogue): Likewise.
4850 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4852 * lambda-code (perfect_nestify): Remove mark/unmark
4854 * tree-loop-linear.c (linear_transform_loops): Add
4855 rewrite_into_ssa call so that ssa is correct for
4856 rewriting into loop closed.
4858 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4860 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4861 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4863 * bt-load.c (btr_def_live_range, combine_btr_defs,
4864 migrate_btr_def, migrate_btr_defs): Likewise.
4865 * cfgcleanup.c (thread_jump): Likewise.
4866 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4867 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4868 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4869 df_rd_local_compute, df_reg_info_compute): Likewise.
4870 * dominance.c (init_dom_info, free_dom_info): Likewise.
4871 * flow.c (init_propagate_block_info,
4872 free_propagate_block_info): Likewise.
4873 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4874 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4875 modify_reg_pav): Likewise.
4876 * loop-invariant.c (find_defs, find_invariant_insn,
4877 find_invariants, free_inv_motion_data): Likewise.
4878 * predict.c (tree_predict_by_opcode,
4879 estimate_bb_frequencies): Likewise.
4880 * stmt.c (expand_case): Likewise.
4881 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4882 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4883 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4884 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4885 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4886 rewrite_ssa_into_ssa): Likewise.
4887 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4888 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4889 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4890 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4891 * tree-sra.c (tree_sra): Likewise.
4892 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4893 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4894 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4895 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4896 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4897 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4899 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4900 calculate_live_on_entry, calculate_live_on_exit,
4901 build_tree_conflict_graph): Likewise.
4902 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4903 record_important_candidates, set_use_iv_cost, find_depends,
4904 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4905 tree_ssa_iv_optimize_finalize): Likewise.
4906 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4907 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4908 tree_duplicate_loop_to_header_edge): Likewise.
4909 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4910 * tree-ssa.c (verify_flow_insensitive_alias_info,
4911 verify_name_tags, verify_ssa, init_tree_ssa,
4912 delete_tree_ssa): Likewise.
4913 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4914 fini_ssanames): Likewise.
4915 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4917 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4919 * config/rs6000/t-rtems: Completely reworked.
4921 2005-02-17 Ira Rosen <irar@il.ibm.com>
4923 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4925 2005-02-17 Ira Rosen <irar@il.ibm.com>
4927 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4928 POINTER_TYPE_P when checking that type is a pointer.
4929 (vect_get_memtag): Remove.
4930 (vect_address_analysis): Use POINTER_TYPE_P. Call
4931 vect_object_analysis with dummy parameter for memtag.
4932 (vect_object_analysis): Extract memtag (functionality that
4933 used to be in vect_get_memtag and moved here). Fix printings.
4934 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4935 with correct parameters. Remove call to vect_get_memtag.
4937 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4939 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4940 (tree-vectorizer.o): Added missing dependencies.
4942 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4944 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4945 declaration in tree-vectorizer.c, now has an extern declaration in
4947 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4948 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4949 get_vectype_for_scalar_type, vect_is_simple_use,
4950 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4951 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4952 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4953 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4954 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4955 find_loop_location): Likewise.
4957 * tree-vectorizer.c (langhooks.h): #include removed.
4958 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4959 moved to tree-vectorized.h.
4960 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4961 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4962 get_vectype_for_scalar_type, vect_is_simple_use,
4963 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4964 vect_supportable_dr_alignment, new_loop_vec_info,
4965 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4966 vect_set_verbosity_level, find_loop_location): Likewise.
4968 (vect_analyze_loop): Function externalized. Declaration moved to
4969 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4970 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4971 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4972 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4973 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4974 vect_enhance_data_refs_alignment, vect_analyze_operations,
4975 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4976 vect_stmt_relevant_p, vect_get_loop_niters,
4977 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4978 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4979 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4980 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4981 vect_get_memtag): Likewise.
4983 (vectorizable_load): Function externalized. Declaration moved to
4984 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4985 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4986 vect_transform_loop): Likewise.
4987 (vect_transform_stmt): Moved to tree-vect-transform.c.
4988 (vect_align_data_ref, vect_create_destination_var,
4989 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4990 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4991 vect_get_vec_def_for_operand, vect_init_vector,
4992 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4993 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4994 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4995 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4996 vect_do_peeling_for_loop_bound): Likewise.
4998 * tree-vect-analyze.c: New file.
4999 * tree-vect-transform.c: New file.
5001 2005-02-17 Jason Merrill <jason@redhat.com>
5003 PR mudflap/19319, c++/19317
5004 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5007 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5009 * doc/install.texi (Specific): Update link for Darwin-specific
5012 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5014 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5015 constant_boolean_node.
5017 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5020 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5021 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5023 2005-02-16 Richard Henderson <rth@redhat.com>
5026 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5028 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5029 replace uses with Wtype_MAXp1_F.
5030 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5031 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5032 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5033 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5034 and HAVE_TFMODE as appropriate.
5035 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5036 (__floatdisf): Likewise.
5037 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5038 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5039 (Wtype_MAXp1_F): New.
5040 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5041 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5043 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5046 * arm.c (arm_apply_result_size): New function.
5047 * arm.h (APPLY_RESULT_SIZE): Define.
5048 * arm-protos.h (arm_apply_result_size): Add prototype.
5049 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5050 (movxf): New expand.
5051 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5052 (call_value_symbol): Remove predicate for operand 0.
5053 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5054 (untyped_call): Rework to correclty return values for any type.
5055 (untyped_return): New expand.
5056 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5058 2005-02-16 Stan Shebs <shebs@apple.com>
5060 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5061 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5063 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5065 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5066 configure settings on Solaris 7 and later.
5068 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5070 PR tree-optimization/19865
5071 * tree-optimize.c (init_tree_optimization_passes): Run
5072 pass_may_alias after pass_sra.
5074 2005-02-16 Richard Henderson <rth@redhat.com>
5075 Stuart Hastings <stuart@apple.com>
5078 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5079 Do nothing if debug info suppressed for this function.
5080 (dbxout_begin_function): Early exit if debug info suppressed for
5083 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5086 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5088 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5090 PR tree-optimization/19967
5091 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5092 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5093 argument TYPE. Adjust calls to fold_builtin_XXX.
5094 (expand_builtin, fold_builtin_1): Adjust calls to
5096 (fold_builtin_strchr, fold_builtin_strpbrk,
5097 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5098 result to a requested type TYPE.
5100 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5103 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5104 (T)x & (T)cst if (T)cst overflows.
5105 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5106 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5108 2005-02-15 Jeff Law <law@redhat.com>
5110 * gcse.c (blocks_with_calls): New bitmap.
5111 (alloc_gcse_mem): Allocate it.
5112 (free_gcse_mem): Free it.
5113 (clear_modifY_mem_tables): Clear it.
5114 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5115 when we encounter CALL_INSNs.
5116 (compute_transp, case MEM): Handle blocks with calls separate
5117 from blocks without calls. Use bitmap iterators rather than
5120 2005-02-15 Peter O'Gorman <peter@pogma.com>
5123 * mklibgcc.in (vis_hide): Use a temporary object file, not
5126 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5129 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5130 access optimization.
5132 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5133 Alan Modra <amodra@bigpond.net.au>
5136 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5137 (_xlqsub): Rename to __gcc_qsub.
5138 (_xlqmul): Rename to __gcc_qmul.
5139 (_xlqdiv): Rename to __gcc_qdiv.
5140 Provide versioned symbol aliases with old names.
5141 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5142 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5143 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5144 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5145 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5147 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5149 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5150 Fold ~(A - 1) and ~(A + -1) to -A.
5152 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5156 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5157 config/pa/pa-host.c:pa_gt_pch_use_address.
5159 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5161 * tree-vn.c (get_value_handle): Make sure that given an
5162 is_gimple_min_invariant expression, we always return it.
5164 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5166 * passes.c (rest_of_handle_gcse): Fix a comment.
5168 2005-02-15 Jeff Law <law@redhat.com>
5170 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5172 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5173 (canon_list_insert, record_last_mem_set_info): Similarly.
5174 (clear_modify_mem_tables): Similarly.
5176 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5178 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5179 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5180 config/mips/mips.md, config/rs6000/aix.h,
5181 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5183 2005-02-15 Richard Henderson <rth@redhat.com>
5185 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5186 call to be best_edge.
5188 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5190 * basic-block.h: Adjust the prototype for find_basic_blocks.
5191 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5192 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5195 * flow.c (recompute_reg_usage): Remove all arguments.
5196 * passes.c (rest_of_compilation): Adjust the call to
5197 recompute_reg_usage.
5198 * rtl.h: Adjust the prototype for recompute_reg_usage.
5200 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5202 * tree-dump.c (dump_files): Update to reflect new member
5204 (dump_register): Add new argument.
5206 (dump_switch_p_1): Check against glob name if doglob was passed.
5207 (dump_switch_p): Check against regular first, then glob if
5208 we didn't have any hits on the dump name.
5209 * tree-optimize.c (register_one_dump_file):
5210 Pass in glob name as well.
5211 * tree-pass.h (struct dump_file_info): Add glob
5214 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5216 PR preprocessor/16323
5217 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5219 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5222 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5223 (trunctfdf2_internal1): New.
5224 (trunctfdf2_internal2): Renamed from trunctfdf2.
5226 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5228 PR tree-optimization/19853
5229 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5231 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5233 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5234 delete_dead_jumptables and cleanup_cfg.
5236 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5238 * reload.c (find_reloads): Swap address_reloaded flags when
5239 swapping commutative operands.
5241 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5243 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5244 Use standard_iv_increment_position for computing the bsi position
5246 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5249 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5252 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5253 life range of hard registers.
5254 * value-prof.c (insn_prefetch_values_to_profile): Only
5257 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5258 profile in libcalls.
5260 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5262 * bitmap.h (bitmap_and_compl_into): Return bool.
5263 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5265 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5267 PR tree-optimization/19944
5268 * fold-const.c (fold): Re-add ABS_EXPR folding.
5270 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5273 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5274 {TARGET,MASK}_XL_COMPAT.
5275 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5277 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5278 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5280 (rs6000_arg_partial_bytes): Same.
5281 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5282 and XL compatibility enabled.
5283 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5284 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5285 test to final condition.
5286 (cmptf_internal2): New.
5287 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5288 xl-compat. Add TFmode information to description.
5290 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5292 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5294 2005-02-13 Jason Merrill <jason@redhat.com>
5297 * fold-const.c (fold_indirect_ref_1): Split out from...
5298 (build_fold_indirect_ref): Here.
5299 (fold_indirect_ref): New fn.
5300 * tree.h: Declare it.
5301 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5302 (gimplify_modify_expr_rhs): Likewise.
5303 (gimplify_expr): Likewise.
5305 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5307 PR tree-optimization/14303
5308 PR tree-optimization/15784
5309 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5310 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5311 ABS_EXPR<x> != 0 to x != 0.
5313 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5315 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5316 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5317 spelling conventions.
5319 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5320 delete_trivially_dead_insns too many times.
5322 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5325 2005-02-12 Ira Rosen <irar@il.ibm.com>
5327 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5328 (vect_is_simple_iv_evolution): Remove redundant parameter
5330 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5331 without last parameter.
5332 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5333 Return pointer step. Call vect_is_simple_iv_evolution without
5334 last parameter. Check only that the step is multiple of size
5335 type. Remove stmt_vinfo updates.
5336 (vect_get_memtag_and_dr): Remove.
5337 (vect_get_memtag): New function.
5338 (vect_address_analysis): New function.
5339 (vect_object_analysis): New function.
5340 (vect_analyze_data_refs): Call vect_object_analysis and
5341 vect_get_memtag. Update stmt_vinfo fields.
5343 2005-02-12 Ira Rosen <irar@il.ibm.com>
5345 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5346 exist and are objects. Remove checks for pointer.
5347 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5348 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5349 (vect_create_data_ref_ptr): Likewise.
5350 (vect_base_addr_differ_p): New function.
5351 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5352 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5353 Don't set the DR_BASE_NAME field of data-ref.
5354 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5356 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5358 * optabs.h (enum optab_index): Add new OTI_ldexp.
5359 (ldexp_optab): Define corresponding macro.
5360 * optabs.c (init_optabs): Initialize ldexp_optab.
5361 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5363 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5365 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5366 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5368 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5369 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5372 2005-02-12 Ira Rosen <irar@il.ibm.com>
5374 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5376 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5378 (vect_get_base_and_offset): Always return an address.
5379 (vect_create_addr_base_for_vector_ref): Remove treatment for
5380 different data reference types.
5381 (vect_compute_data_ref_alignment): Rename base to base_address in
5382 stmt_vec_info. Get the object in order to force its alignment.
5383 (vect_get_memtag_and_dr): Rename base to base_address in
5384 stmt_vec_info. Extract the object for memtag analysis.
5386 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5388 PR regression/19898.
5389 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5390 changes cc_status, use apply modified_in_p to part of cc_status
5391 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5394 2005-02-11 Richard Henderson <rth@redhat.com>
5396 * tree-complex.c (expand_complex_libcall): New.
5397 (expand_complex_multiplication): Use it for c99 compliance.
5398 (expand_complex_division): Likewise.
5399 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5401 * builtins.c (built_in_names): Remove const.
5402 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5404 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5405 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5406 (built_in_names): Remove const.
5407 * c-common.c (c_common_type_for_mode): Handle complex modes.
5408 * flags.h, toplev.c (flag_complex_method): Rename from
5409 flag_complex_divide_method.
5410 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5411 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5412 * libgcc2.h: Declare them.
5413 * libgcc-std.ver: Export them.
5414 * mklibgcc.in (lib2funcs): Build them.
5416 2005-02-11 Steven Bosscher <stevenb@suse.de>
5418 PR tree-optimization/19876
5419 Partially revert my change from 2005-01-14
5420 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5421 (compute_antic): ...and remove the loop here.
5423 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5426 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5427 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5429 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5430 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5432 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5434 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5435 offsets for the big-endian 32-bit case.
5437 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5439 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5441 2005-02-11 Dale Johannesen <dalej@apple.com>
5443 * cselib.c (cselib_process_insn): Clear out regs where
5444 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5445 * reload.c (find_equiv_reg): Ditto.
5447 2005-02-11 Ian Lance Taylor <ian@airs.com>
5449 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5452 * tree.c (build_function_type_list): Work correctly if there are
5455 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5457 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5458 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5459 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5460 TARGET_ZARCH instead of TARGET_64BIT.
5462 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5464 * config/rs6000/t-rtems:
5465 (MULTILIB_OPTIONS): Remove mcpu=602.
5466 (MUTLILIB_DIRNAMES): Remove m602.
5467 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5468 Let mcpu=602 match mcpu=603.
5469 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5471 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5473 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5476 2005-02-10 David Daney <ddaney@avtrex.com>
5478 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5479 * config/i386/linux-unwind.h: Likewise.
5480 * config/ia64/linux-unwind.h: Likewise.
5481 * config/mips/linux-unwind.h: Likewise.
5482 * config/pa/linux-unwind.h: Likewise.
5483 * config/rs6000/linux-unwind.h: Likewise.
5484 * config/s390/linux-unwind.h: Likewise.
5485 * config/sh/linux-unwind.h: Likewise.
5486 * config/sparc/linux-unwind.h: Likewise.
5488 2005-02-10 Steven Bosscher <stevenb@suse.de>
5490 PR tree-optimization/17549
5491 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5492 TER to replace a DEF with its expression if the DEF and the
5493 rhs of the expression we replace into have the same root
5496 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5498 * config/mips/mips.md: Fix the placement of the match_scratch in the
5501 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5503 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5506 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5508 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5509 (strip_offset): Handle addresses.
5510 (add_address_candidates): Use strip_offset.
5511 (difference_cost): Reflect strip_offset change.
5512 (force_var_cost, difference_cost): Strip nops.
5514 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5516 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5518 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5519 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5520 config/cris/cris-protos.h, config/cris/cris.c: Update
5523 2005-02-10 Jeff Law <law@redhat.com>
5525 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5526 (lookup_avail_expr): Similarly.
5528 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5530 * builtins.c (fold_builtin_powi): New function.
5531 (fold_builtin_1): Call it.
5533 2005-02-10 Steven Bosscher <stevenb@suse.de>
5535 PR documentation/19309
5536 * doc/cpp.texi: The __GNUC__ and related predefined macros
5537 are also defined for the "standalone" cpp.
5538 Some non-GCC compilers may also define __GNUC__.
5540 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5543 * c-typeck.c (common_type): New routine. Old common_type renamed
5545 (c_common_type): ...this.
5546 (build_conditional_expr, build_binary_op): Use c_common_type instead
5549 2005-02-10 Steven Bosscher <stevenb@suse.de>
5551 * doc/md.texi: Replace @samp{length} with @code{length}.
5553 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5555 PR tree-optimization/18687
5556 * tree-flow.h (find_loop_niter): Declare.
5557 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5558 Try using scev even for loops with more than one exit.
5559 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5560 (struct ivopts_data): Added niters field.
5561 (struct nfe_cache_elt): New.
5562 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5564 (tree_ssa_iv_optimize_init): Initialize niters cache.
5565 (determine_number_of_iterations): Removed.
5566 (find_induction_variables): Do not call determine_number_of_iterations.
5567 Access niters for single exit through niter_for_single_dom_exit.
5568 (add_iv_outer_candidates): Access niters for single exit through
5569 niter_for_single_dom_exit.
5570 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5571 number_of_iterations_cond.
5572 (iv_period): New function.
5573 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5574 (may_replace_final_value): Take data argument. Use
5575 niter_for_single_dom_exit.
5576 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5577 (rewrite_use_compare): Pass data to may_eliminate_iv.
5578 (rewrite_use_outer): Pass data to may_replace_final_value.
5579 (free_loop_data): Clean up the niters cache.
5580 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5581 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5582 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5583 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5584 (num_ending_zeros): Moved to tree.c.
5585 * tree.h (num_ending_zeros): Declare.
5586 * tree.c (num_ending_zeros): Moved from tree.c.
5588 2005-02-09 Richard Henderson <rth@redhat.com>
5590 * builtins.c (DEF_BUILTIN): Add COND argument.
5591 * tree.h (DEF_BUILTIN): Likewise.
5592 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5593 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5595 (DEF_BUILTIN_STUB): New.
5596 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5597 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5598 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5599 * c-common.c (DEF_BUILTIN): Add COND argument.
5600 * tree.c (local_define_builtin): New.
5601 (build_common_builtin_nodes): New.
5603 2005-02-09 Roger Sayle <roger@eyesopen.com>
5605 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5606 floating point expression ignoring the sign of the result.
5607 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5608 (fold) <MULT_EXPR>: Use it to simplify x*x.
5609 * tree.h (fold_strip_sign_ops): Prototype here.
5610 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5611 argument. Use fold_strip_sign_ops to simplify the first argument.
5612 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5613 first argument when the second argument is an even integer
5614 constant, but only with -funsafe_math_optimizations.
5615 (fold_builtin_1): Update call to fold_builtin_copysign.
5617 2005-02-09 Ian Lance Taylor <ian@airs.com>
5620 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5621 just check whether EH_FILTER_FAILURE falls through.
5623 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5625 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5626 insns return to ready list in the next turn.
5628 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5631 * builtins.def: New __builtin_powi[lf].
5632 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5633 (expand_builtin_powi): New function.
5634 (expand_builtin): Dispatch to expand_builtin_powi.
5635 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5636 * libgcc2.c: Add __builtin_powi[lf] implementation.
5637 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5638 * optabs.h: Add powi_optab.
5639 * optabs.c (init_optabs): Initialize powi_optab.
5640 * doc/extend.texi: Document __builtin_powi[lf].
5642 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5644 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5647 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5650 * fold-const.c (try_move_mult_to_index): Remove redundant
5651 type argument. Create ADDR_EXPR with correct type.
5652 (fold): Update callers of try_move_mult_to_index. Convert
5653 result to the appropriate type.
5655 2005-02-09 Roger Sayle <roger@eyesopen.com>
5658 * config/avr/avr.c (default_rtx_costs): Delete.
5659 (avr_operand_rtx_cost): New function.
5660 (avr_rtx_costs): Completely rewrite.
5662 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5665 * config/cris/cris.c (in_code): New variable.
5666 (cris_output_addr_const): Now a static function, a wrapper for
5668 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5669 case from old cris_output_addr_const.
5670 (cris_asm_output_label_ref): Similar for LABEL_REF.
5671 (cris_output_addr_const_extra): Similar for UNSPEC.
5672 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5673 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5674 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5676 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5677 (cris_asm_output_label_ref): Declare.
5679 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5681 PR preprocessor/19801
5682 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5683 filenames that changed when libcpp was moved to the toplevel.
5685 2005-02-07 Roger Sayle <roger@eyesopen.com>
5687 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5688 zero extensions of BImode operands. Call lowpart_subreg instead
5689 of gen_lowpart_common and gen_lowpart_SUBREG.
5691 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5694 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5695 * configure.ac: Set cc_for_cross_gnattools.
5696 * configure: Regenerate.
5698 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5701 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5703 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5706 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5707 of nested functions.
5709 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
5711 * doc/extend.texi: Document deprecated extensions allowing
5712 static floating-point members to have initializers and allowing
5713 floating-point literals in integral constant expressions.
5715 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
5717 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
5718 config/darwin7.h, config/mips/mips.c,
5719 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
5722 * cse.c: Update comments.
5724 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
5727 * builtins.c (fold_builtin_sqrt): Transform
5728 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
5731 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
5732 Dorit Naishlos <dorit@il.ibm.com>
5734 * doc/invoke.texi (ftree-vectorizer-verbose): New.
5735 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
5736 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
5738 * tree.h (vect_set_verbosity_level): New extern function declaration
5740 * tree-vectorizer.h (verbosity_levels): New enum type.
5741 * tree-vectorizer.c (vect_debug_stats): Function removed.
5742 (vect_debug_details): Likewise.
5743 (vect_verbosity_level): Global variable was defined and initialized.
5744 (vect_dump): Global variable definition.
5745 (vect_print_dump_info): New function.
5746 (vect_set_dump_settings): New function.
5747 (vect_set_verbosity_level): New function.
5748 (vectorize_loops): Add call to vect_set_dump_settings.
5750 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
5751 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5752 (slpeel_tree_peel_loop_to_edge): Likewise.
5754 (vect_analyze_offset_expr): Call to vect_print_dump_info with
5755 appropriate verbosity level instead of call to vect_debug_details
5756 or vect_debug_stats.
5757 (vect_get_base_and_offset):
5758 (vect_create_addr_base_for_vector_ref):
5759 (get_vectype_for_scalar_type):
5760 (vect_create_data_ref_ptr):
5762 (vect_get_vec_def_for_operand):
5763 (vect_finish_stmt_generation):
5764 (vectorizable_assignment):
5765 (vectorizable_operation):
5766 (vectorizable_store):
5767 (vectorizable_load):
5768 (vect_transform_stmt):
5769 (vect_update_ivs_after_vectorizer):
5770 (vect_do_peeling_for_loop_bound):
5771 (vect_update_inits_of_drs):
5772 (vect_do_peeling_for_alignment):
5773 (vect_transform_loop):
5774 (vect_is_simple_use):
5775 (vect_analyze_operations):
5776 (vect_is_simple_iv_evolution):
5777 (vect_analyze_scalar_cycles):
5778 (vect_analyze_data_ref_dependence):
5779 (vect_analyze_data_ref_dependences):
5780 (vect_compute_data_ref_alignment):
5781 (vect_enhance_data_refs_alignment):
5782 (vect_analyze_data_refs_alignment):
5783 (vect_analyze_data_ref_access):
5784 (vect_analyze_data_ref_accesses):
5785 (vect_analyze_pointer_ref_access):
5786 (vect_get_memtag_and_dr):
5787 (vect_analyze_data_refs):
5788 (vect_mark_relevant):
5789 (vect_stmt_relevant_p):
5790 (vect_mark_stmts_to_be_vectorized):
5791 (vect_can_advance_ivs_p):
5792 (vect_get_loop_niters):
5793 (vect_analyze_loop_form):
5794 (vect_analyze_loop):
5795 (vectorize_loops): Likewise.
5797 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
5798 (vect_update_inits_of_drs):
5799 (vect_do_peeling_for_alignment):
5800 (vect_transform_loop):
5801 (vect_analyze_operations):
5802 (vect_analyze_scalar_cycles):
5803 (vect_analyze_data_ref_dependences):
5804 (vect_analyze_data_refs_alignment):
5805 (vect_analyze_data_ref_accesses):
5806 (vect_analyze_data_refs):
5807 (vect_mark_stmts_to_be_vectorized):
5808 (vect_get_loop_niters):
5809 (vect_analyze_loop_form):
5810 (vect_analyze_loop): Likewise.
5811 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
5813 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
5817 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5818 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5819 either -ffast-math or -funsafe-math-optimizations is in use.
5821 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5822 * config/mips/irix-csr.c: New file.
5823 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5824 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5825 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5828 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
5830 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
5831 redundant, incorrect definitions.
5833 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5835 ("*tls_indirect_call"): New, reference hard regs directly.
5836 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5838 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5840 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5841 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5843 2005-02-06 Roger Sayle <roger@eyesopen.com>
5845 PR rtl-optimization/19800
5846 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5847 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5850 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5852 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5854 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5857 * doc/invoke.texi: Correct documentation of -freorder-functions.
5859 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5862 * doc/invoke.texi: Don't mention gccbug.
5864 2005-02-06 Roger Sayle <roger@eyesopen.com>
5865 Andrew Pinski <pinskia@physics.uc.edu>
5866 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5868 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5869 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5870 into just (zero_extract:SI FOO (const_int 1) BAR).
5872 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5874 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5875 macro locally. Don't give last revision date. Use GCC version
5876 number from gcc-common.texi.
5877 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5878 revision date. Use GCC version number from gcc-common.texi.
5879 Describe being a library as current state rather than as 3.x
5881 * doc/gcc.texi: Remove last update date.
5882 * doc/gccint.texi: Likewise. Update copyright dates.
5883 * doc/install.texi: Update copyright dates.
5885 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5888 * doc/invoke.texi: Mention for each option included in -Wall that
5889 it is included in -Wall.
5890 * doc/gcc.texi: Update copyright and last modification date.
5892 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5894 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5895 unnecessary cast to original induction variable increments.
5897 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5899 PR tree-optimization/18219
5900 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5901 in distributed form.
5903 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5905 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5906 Set bitpos and offset later in the function. Do nothing if the
5907 target is a register and if the bitfield lies completely outside
5909 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5910 here. Return an uninitialised register if the source value is stored
5911 in a register and the bitfield lies completely outside that register.
5913 2005-02-06 Steven Bosscher <stevenb@suse.de>
5915 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5918 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5920 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5922 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5924 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5925 * config/darwin8.h: New.
5926 * config/darwin7.h: Update comment.
5928 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5929 Dorit Naishlos <dorit@il.ibm.com>
5931 * tree-vectorizer.h (LOC): New type.
5932 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5933 (loop_line_number): New field in struct _loop_vec_info.
5934 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5936 * tree-vectorizer.c (input.h): Included.
5937 (find_loop_location): New function.
5938 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5939 loop line number removed.
5940 (vect_debug_details): Likewise.
5941 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5943 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5944 call to vect_debug_details/stats changed from loop to loop_loc.
5945 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5946 (slpeel_tree_peel_loop_to_edge): Likewise.
5948 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5949 changed from NULL to UNKNOWN_LOC.
5950 (vect_get_base_and_offset):
5951 (vect_create_addr_base_for_vector_ref):
5952 (get_vectype_for_scalar_type):
5953 (vect_create_data_ref_ptr):
5955 (vect_get_vec_def_for_operand):
5956 (vect_finish_stmt_generation):
5957 (vectorizable_assignment):
5958 (vectorizable_operation):
5959 (vectorizable_store):
5960 (vectorizable_load):
5961 (vect_transform_stmt):
5962 (vect_update_ivs_after_vectorizer):
5963 (vect_do_peeling_for_loop_bound):
5964 (vect_do_peeling_for_alignment):
5965 (vect_transform_loop):
5966 (vect_is_simple_use):
5967 (vect_analyze_operations):
5968 (vect_is_simple_iv_evolution):
5969 (vect_analyze_scalar_cycles):
5970 (vect_analyze_data_ref_dependences):
5971 (vect_compute_data_ref_alignment):
5972 (vect_enhance_data_refs_alignment):
5973 (vect_analyze_data_ref_access):
5974 (vect_analyze_data_ref_accesses):
5975 (vect_analyze_pointer_ref_access):
5976 (vect_get_memtag_and_dr):
5977 (vect_analyze_data_refs):
5978 (vect_mark_relevant):
5979 (vect_stmt_relevant_p):
5980 (vect_mark_stmts_to_be_vectorized):
5981 (vect_can_advance_ivs_p):
5982 (vect_get_loop_niters):
5983 (vect_analyze_loop):
5984 (vectorize_loops): Likewise.
5986 (vectorizable_load): Argument in call to vect_debug_details/stats
5987 changed from loop to LOOP_LOC (loop_vinfo).
5988 (vect_transform_loop):
5989 (vect_analyze_operations):
5990 (vect_analyze_scalar_cycles):
5991 (vect_analyze_data_ref_dependence):
5992 (vect_enhance_data_refs_alignment):
5993 (vect_analyze_data_ref_accesses):
5994 (vect_analyze_pointer_ref_access):
5995 (vect_analyze_data_refs):
5996 (vect_analyze_loop): Likewise.
5998 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5999 changed from loop to loop_loc.
6001 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6003 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6004 Dorit Naishlos <dorit@il.ibm.com>
6006 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6008 (vect_analyze_data_ref_dependences): Likewise.
6010 (vect_is_simple_use): Argument changed from loop structure to
6011 loop_vect_info structure.
6012 (vect_can_advance_ivs_p): Likewise.
6013 (vect_create_index_for_vector_ref): Likewise.
6014 (vect_update_ivs_after_vectorizer): Likewise.
6015 (new_stmt_vec_info): Likewise.
6017 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6018 changed from loop to loop_vinfo.
6019 (vect_create_data_ref_ptr): First argument in call to
6020 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6021 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6022 was changed from loop to loop_vinfo.
6023 (vectorizable_operation): Likewise.
6024 (vectorizable_store): Likewise.
6025 (vect_mark_stmts_to_be_vectorized): Likewise.
6026 (vect_do_peeling_for_loop_bound): First argument in call to
6027 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6028 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6029 was changed from loop to loop_vinfo.
6030 (vect_analyze_data_ref_dependences): Third argument in call to
6031 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6033 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6034 (vect_create_data_ref_ptr): Likewise.
6035 (vect_init_vector): Likewise.
6036 (vect_get_vec_def_for_operand): Likewise.
6037 (vectorizable_assignment): Likewise.
6038 (vectorizable_operation): Likewise.
6039 (vectorizable_store): Likewise.
6040 (vectorizable_load): Likewise.
6041 (vect_update_ivs_after_vectorizer): Likewise.
6042 (vect_is_simple_use): Likewise.
6043 (vect_analyze_data_ref_dependence): Likewise.
6044 (vect_analyze_pointer_ref_access): Likewise.
6045 (vect_can_advance_ivs_p): Likewise.
6047 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6048 before _stmt_vec_info.
6049 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6050 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6051 (new_stmt_vec_info): Argument changed from loop structure to
6052 loop_vect_info structure
6054 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6055 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6056 (vect_create_addr_base_for_vector_ref): Likewise.
6057 (vect_analyze_pointer_ref_access): Likewise.
6059 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6062 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6063 phi flag if the phi is abnormal.
6065 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6068 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6069 information for the new statement.
6071 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6074 * gcc.c (main): Include the target in -v output.
6076 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6078 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6079 Do not drop the extend if we'd have to add a paradoxical subreg
6080 later. Include optabs.h and insn-codes.h.
6081 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6083 2005-02-02 Roger Sayle <roger@eyesopen.com>
6086 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6087 * fold-const.c (const_binop): Avoid constant folding floating
6088 point operations in modes that use composite representations.
6089 * simplify-rtx.c (simplify_binary_operation): Likewise.
6091 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6093 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6095 (altivec_dstt): Likewise.
6096 (altivec_dstst): Likewise.
6097 (altivec_dststt): Likewise.
6098 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6101 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6103 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6104 EXPR_LOCUS from orig_cond to the new cond_stmt.
6105 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6108 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6110 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6111 standard_iv_increment_position. Remove call to bsi_next
6112 (no need to bump the iterator anymore).
6113 (vect_create_index_for_vector_ref): Call
6114 standard_iv_increment_position. Remove second function argument.
6115 (vect_finish_stmt_generation): Remove call to bsi_next
6116 (no need to bump the iterator anymore).
6117 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6118 to vect_create_index_for_vector_ref.
6120 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6122 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6123 phis are used out of the loop.
6125 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6128 * c-decl.c (undef_nested_function): New variable.
6129 (pop_scope): Diagnose undefined nested functions.
6130 (finish_function): Don't attempt cgraph processing or genericizing
6131 if current top-level function contained an undefined nested
6132 function. Reset undef_nested_function at the end of a top-level
6135 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6137 * tree.c (build_int_cst_type): Take sign of the value into account
6138 when deciding whether sign extend the value.
6140 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6143 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6144 (cpp_options, cc1_options): Change %{std*&ansi} to
6145 %{std*&ansi&trigraphs}.
6147 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6149 * cse.c: Update comments.
6151 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6153 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6154 arguments go on the stack. Do not put complex doubles in odd/even
6157 2005-02-02 Steven Bosscher <stevenb@suse.de>
6159 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6160 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6161 -ftree-pre, and -fthread-jumps.
6163 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6165 PR tree-optimization/19578
6166 * tree-flow.h (modified_noreturn_calls): Declare.
6167 (noreturn_call_p): Declare.
6168 * tree-flow-inline.h (noreturn_call_p): New function.
6169 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6170 * tree-cfg.c (modified_noreturn_calls): New variable.
6171 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6172 that contain a mid-block noreturn call.
6173 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6175 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6177 * df.c (df_def_record_1, df_uses_record): Don't use
6179 * df.h (DF_FOR_REGALLOC): Remove.
6181 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6184 * c-typeck.c (really_start_incremental_init): Reset
6185 constructor_max_index for arrays of incomplete type.
6187 2005-02-02 Jeff Law <law@redhat.com>
6189 * gcse.c (struct reg_set): Store the block index where the register
6190 was set rather than the setting insn.
6191 (record_one_set, compute_transp): Corresponding changes.
6192 (pre_insert_copy_insn): Do not call replace_one_set.
6193 (replace_one_set): Remove.
6195 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6198 * doc/gcov.texi: Fix typo.
6200 2005-02-01 Richard Henderson <rth@redhat.com
6203 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6204 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6206 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6207 * config/i386/i386-protos.h: Update.
6209 2005-02-01 Steven Bosscher <stevenb@suse.de>
6211 PR tree-optimization/19217
6212 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6213 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6214 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6215 that it is walking a PHI node.
6217 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6219 * doc/extend.texi (Nested Functions): Update.
6221 2005-02-01 Richard Henderson <rth@redhat.com>
6224 * optabs.c (expand_copysign_absneg): Export.
6225 * optabs.h (expand_copysign_absneg): Declare.
6226 * config/rs6000/rs6000.md (copysigntf3): New.
6228 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6230 PR tree-optimization/19633
6231 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6232 * tree-ssa-alias.c (init_alias_info): Initialize.
6233 (merge_pointed_to_info): Set.
6234 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6235 (dump_points_to_info_for): Show value of pt_null.
6236 (struct count_ptr_d): Declare.
6237 (find_ptr_dereference): Remove.
6238 (ptr_is_dereferenced_by): Remove.
6239 (count_ptr_derefs): New local function.
6240 (count_uses_and_derefs): New local function.
6241 (compute_points_to_and_addr_escape): Call it. If the number
6242 of dereferences is greater than zero, mark the pointer as
6243 dereferenced. If there are fewer dereferences than uses of
6244 the pointer, the pointer's value escapes.
6246 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6248 PR tree-optimization/19670
6249 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6251 (verify_use): ... set it here, instead.
6253 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6255 * doc/sourcebuild.texi (Test directives): Fix formatting.
6257 * doc/sourcebuild.texi (Test directives): Describe selector
6260 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6262 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6263 specific 64-bit CPUs.
6265 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6268 * arm.c (arm_eliminable_register): New function.
6269 (adjacent_mem_locations): Don't allow eliminable registers. Use
6270 HOST_WIDE_INT for address offsets.
6271 * arm-protos.h (arm_eliminable_register): Add prototype.
6273 2005-02-01 Steven Bosscher <stevenb@suse.de>
6275 PR optimization/15242
6276 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6277 * basic-block.h (duplicate_computed_gotos): Add prototype.
6278 * bb-reorder.c (duplicate_computed_gotos): New function to
6279 duplicate sufficiently small blocks ending in a computed jump.
6280 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6281 if not optimizing for size.
6282 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6283 never do tail merging for blocks ending in a computed jump.
6284 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6286 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6288 Patch from Richard Sandiford <rsandifo@redhat.com>
6289 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6290 from inheriting a subreg equivalence with a non-spill register.
6292 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6294 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6296 * config/frv/frv.c (movcc_fp_destination_operand): New.
6297 (gpr_or_memory_operand): Fix typo in comment.
6298 (gpr_or_memory_operand_with_scratch): New.
6299 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6300 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6301 movcc_fp_destination_operand.
6302 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6303 Legitimize memory addresses using a scratch register.
6305 2005-01-31 Jeff Law <law@redhat.com>
6307 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6308 bitmap a sparse bitmap instead of a simple bitmap.
6309 (mark_def_sites_initialize_block): Corresponding changes.
6310 (ssa_mark_def_sites_initialize_block): Likewise.
6311 (ssa_mark_phi_uses): Likewise.
6312 (mark_def_site, ssa_mark_def_sites): Likewise.
6313 (mark_def_site_blocks): Likewise.
6314 (rewrite_ssa_into_ssa): Likewise.
6316 * tree-ssa-dom.c (record_cond): Pass correct variable type
6317 for last argument to htab_find_slot_with_hash.
6319 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6320 effects when optimizing 0 % X. Do not try to optimize X % 0.
6322 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6324 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6327 2005-02-01 Eric Christopher <echristo@redhat.com>
6329 * config/mips/mips.c (override_options): Warn if -mint64
6331 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6334 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6336 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6338 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6339 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6340 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6341 (cached_regno): Initialize to INVALID_REGNUM.
6342 (cse_reg_info_table_size,
6343 cse_reg_info_table_first_uninitialized,
6344 cse_reg_info_timestamp): New.
6345 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6347 (init_cse_reg_info, get_cse_reg_info_1): New.
6348 (get_cse_reg_info): Cache the last look-up.
6349 (new_basic_block): Update the code to clear mappings from
6350 registers to cse_reg_info entries.
6351 (cse_main): Call init_cse_reg_info.
6353 * cse.c (get_cse_reg_info): Update a comment.
6355 2005-01-31 Steven Bosscher <stevenb@suse.de>
6358 * c-decl.c (start_decl): Do not warn about arrays of elements with
6359 an incomplete type here.
6360 (grokdeclarator): Do it here by making a pedwarn an error.
6361 * c-typeck.c (push_init_level): If there were previous errors with
6362 the constructor type, do not warn about braces for initializers.
6363 (process_init_element): Likewise for excess initializer elements.
6365 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6367 * cse.c (delete_trivially_dead_insn): Don't iterate.
6369 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6371 * config/rs6000/rs6000.md (copysignsf3): New expand.
6372 (copysigndf3): Likewise.
6374 2005-01-31 Steven Bosscher <stevenb@suse.de>
6376 * recog.c (constrain_operands): Only look for earlyclobber operand
6377 conflicts if an '&' constraint was seen.
6379 2005-01-31 Marc Espie <espie@openbsd.org>
6381 * config.gcc: Don't include embedded systems fragment, switches default
6382 debugging format to ELF.
6383 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6384 longer pick it up there.
6386 2005-01-31 Dale Johannesen <dalej@apple.com>
6388 * doc/extend.texi (nested functions): Fix linkage description.
6389 Clarify that static is not allowed.
6391 2005-01-31 Dale Johannesen <dalej@apple.com>
6393 * config/rs6000/darwin.md (movsf_low_di): Make work.
6394 (movdf_low_di): Make work.
6396 2005-01-31 Dale Johannesen <dalej@apple.com>
6398 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6399 Make work for 64 bit.
6401 2005-01-31 Roger Sayle <roger@eyesopen.com>
6402 Dale Johannesen <dalej@apple.com>
6405 * fold-const.c (fold_binary_op_with_conditional_arg):
6406 Make types match original operands, before STRIP_NOPS.
6408 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6410 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6411 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6412 (struct gcc_sigcontext): Delete. Merge contents to..
6413 (struct gcc_ucontext): ..here.
6414 (get_sigcontext): Delete.
6415 (get_regs): New function, like get_sigcontext but return regs ptr.
6416 64-bit version finds regs from r1 to support vdso.
6417 (ppc_linux_aux_vector): New function.
6418 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6421 2005-01-31 Ira Rosen <irar@il.ibm.com>
6423 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6425 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6426 redundant fold. Fix misalignment for MINUS_EXPR.
6427 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6428 (vect_analyze_pointer_ref_access): Likewise.
6429 (vect_get_memtag_and_dr): Likewise.
6431 2005-01-31 Richard Henderson <rth@redhat.com>
6433 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6434 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6435 absnegdf2_i387, absnegxf2_i387): Likewise.
6437 2005-01-31 Richard Henderson <rth@redhat.com>
6440 * optabs.c (expand_copysign_absneg): New.
6441 (expand_copysign_bit): Split out from ...
6442 (expand_copysign): ... here. Use expand_copysign_absneg.
6444 2005-01-30 Roger Sayle <roger@eyesopen.com>
6447 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6448 constant as the second operand and a register as the third.
6450 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6453 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6454 that dllimport'd functions do not use all call-clobbered registers
6457 2005-01-30 Richard Henderson <rth@redhat.com>
6460 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6461 expand_abs_nojump and generalize. Use operand_subword and
6462 emit_no_conflict_block. Support large modes.
6463 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6465 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6466 negation to subtraction.
6467 (expand_copysign): Check that the format has signed zeros.
6468 Use operand_subword and emit_no_conflict_block. Support large modes.
6470 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6472 Fix PR tree-optimization/19624
6474 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6475 * tree-ssa-pre.c: Add cfgloop.h.
6477 (pre_stats): New member, constified.
6478 (inserted_exprs): New static variable.
6479 (NECESSARY): New macro.
6480 (create_expression_by_pieces): Fold the expression, and
6481 mark it as defaulting to not necessary. Also put in
6483 (fully_constant_expression): New function.
6484 (insert_into_preds_of_block): Modify to not insert phis when we
6485 are playing with induction variables.
6486 Push phis onto the inserted_exprs vector, and mark them as not
6487 necessary by default.
6488 (insert_aux): Call fully_constant_expression on eprime.
6489 If all edges produce the same value, mark it constant.
6490 (mark_operand_necessary): New function.
6491 (remove_dead_inserted_code): New function.
6492 (init_pre): Init loop optimizer to get loop info.
6493 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6494 (execute_pre): Commit edge inserts, then remove dead code.
6496 2005-01-30 Richard Henderson <rth@redhat.com>
6498 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6499 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6501 2005-01-30 Richard Henderson <rth@redhat.com>
6504 * config/i386/i386.c (ix86_expand_copysign): New.
6505 (ix86_split_copysign_const): New.
6506 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6507 rearrange op1/nmask operands.
6508 * config/i386/i386-protos.h: Update.
6509 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6510 (copysigndf3): Likewise.
6511 (copysignsf3_const, copysigndf3_const): New.
6512 (copysignsf3_var): Rename from copysignsf3, split out splitter
6513 and fix split predicate for X constraint.
6514 (copysigndf3_var): Similarly.
6516 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6518 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6519 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6520 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6522 2005-01-29 Richard Henderson <rth@redhat.com>
6525 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6526 of # and * in constraints.
6528 2005-01-29 Richard Henderson <rth@redhat.com>
6531 * expr.c (store_field): Don't strip sub-mode cast when the input
6532 data is even smaller.
6534 2005-01-29 Richard Henderson <rth@redhat.com>
6537 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6540 2005-01-29 Richard Henderson <rth@redhat.com>
6542 * combine.c (make_field_assignment): Fix argument order
6545 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6547 PR tree-optimization/15791
6548 * fold-const.c (extract_array_ref): New function.
6549 (fold): Fold comparisons between &a[i] and &a[j] or
6550 semantically equivalent trees.
6552 2005-01-29 Jeff Law <law@redhat.com>
6554 * gcse.c (insert_expr_in_table): Revamp handling of available
6555 and anticipatable occurrence lists to avoid unnecessary list
6557 (insert_set_in_table): Similarly.
6559 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6561 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6563 (c_build_qualified_type): Build qualified array types with
6564 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6565 * c-decl.c (c_make_fname_decl): Build unqualified array type
6566 before qualified type.
6567 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6568 type is qualified, not just if type itself is. Don't apply
6569 qualifiers to array type when declarator is processed. Apply
6570 qualifiers to field type whether or not it is an array type.
6571 Don't handle array types specially for applying qualifiers to
6573 * c-typeck.c (composite_type): Build unqualified element type and
6574 array type when forming composite of array types.
6575 (common_pointer_type, comptypes, comp_target_types,
6576 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6577 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6579 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6580 (args2) in variables a1 and a2.
6582 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6584 * cse.c (n_elements_made, max_elements_made): Remove.
6585 (insert): Don't touch n_elements_made.
6586 (cse_main): Don't touch n_elements_made or max_elements_made.
6588 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6591 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6592 configuration part of dp-bit.c to be lost.
6594 2005-01-28 Roger Sayle <roger@eyesopen.com>
6596 * expmed.c (expand_mult_highpart_optab): When attempting to use
6597 a non-widening multiplication in a wider mode, the operands need
6598 to be converted (zero or sign extended) to that mode.
6600 2005-01-28 Ian Lance Taylor <ian@airs.com>
6604 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6605 through if both operands fall through.
6607 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6609 * cse.c (fold_rtx) <PC>: Don't optimize.
6611 2005-01-28 Jeff Law <law@redhat.com>
6613 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6614 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6616 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6618 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6619 cse_reg_info_used_list_end): Remove.
6620 (cse_reg_info_list, cse_reg_info_list_free): New.
6621 (get_cse_reg_info): When allocating an instance of
6622 cse_reg_info, add it to the beginning of the cse_reg_info_list
6623 list. Remove code to maintain cse_reg_info_used_list.
6624 (new_basic_block): Reset the free list to the beginning of
6627 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6629 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6630 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6631 (frv_expand_mdpackh_builtin): New function.
6632 (frv_expand_builtin): Use it to expand __MDPACKH.
6633 * doc/extend.texi (__MDPACKH): Update documentation.
6635 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6637 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6638 SSE_FLOAT_MODE_P for use_sse computation.
6640 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6643 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6645 2005-01-27 Richard Henderson <rth@redhat.com>
6647 * builtins.c (expand_builtin_copysign): New.
6648 (expand_builtin): Call it.
6649 * genopinit.c (optabs): Add copysign_optab.
6650 * optabs.c (init_optabs): Initialize it.
6651 (expand_copysign): New.
6652 * optabs.h (OTI_copysign, copysign_optab): New.
6653 (expand_copysign): Declare.
6655 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6656 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6658 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6659 (ix86_expand_fp_absneg_operator): ... here.
6660 (ix86_split_copysign): New.
6661 * config/i386/i386-protos.h: Update.
6662 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6663 (copysignsf3, copysigndf3): New.
6665 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6666 (copysignsf3, ncopysignsf3): New.
6667 (copysigndf3, ncopysigndf3): New.
6668 (copysignxf3, ncopysignxf3): New.
6669 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6671 2005-01-27 Arend Bayer <arend.bayer@web.de>
6672 Kazu Hirata <kazu@cs.umass.edu>
6674 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6675 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6676 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6679 2005-01-27 Jeff Law <law@redhat.com>
6681 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6682 definitions of SSA_NAMEs which are not being rewritten.
6683 (rewrite_ssa_into_ssa): Only initialize the current definition
6684 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6685 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6686 SSA_NAMEs before returning.
6688 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6690 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6691 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6692 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6693 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6694 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6696 2005-01-27 Steven Bosscher <stevenb@suse.de>
6699 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6700 higher to -O2 and higher. Likewise for tree PRE.
6701 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6704 2005-01-27 Ian Lance Taylor <ian@airs.com>
6707 * gimple-low.c (try_catch_may_fallthru): New static function.
6708 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6709 * tree-inline.c (expand_call_inline): Don't warn about reaching
6710 the end of a non-void function being inlined if the function uses
6713 2005-01-27 Jakub Jelinek <jakub@redhat.com>
6715 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
6718 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
6719 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
6720 (implicitly_declare): Handle error_mark_node.
6722 2005-01-27 Richard Henderson <rth@redhat.com>
6725 * tree.h (struct tree_decl): Add debug_expr_is_from.
6726 (DECL_DEBUG_EXPR_IS_FROM): New.
6727 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
6728 * dwarf2out.c (dwarf2out_var_location): Update to match.
6729 * tree-outof-ssa.c (create_temp): Likewise.
6730 * var-tracking.c (track_expr_p): Likewise.
6731 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
6732 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
6733 * toplev.c (default_tree_printer): Likewise.
6735 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
6737 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
6738 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
6740 2005-01-27 Steven Bosscher <stevenb@suse.de>
6742 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
6743 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
6744 ASM_CLOBBERS): Add tree checks.
6746 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
6747 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
6748 * c-common.def (SWITCH_STMT): Update to match.
6749 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
6750 macros instead of SWITCH_EXPR ones.
6751 * c-dump.c (c_dump_tree): Likewise.
6752 * c-gimplify.c (gimplify_switch_stmt): Likewise.
6753 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
6755 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
6757 2005-01-27 Alan Modra <amodra@bigpond.net.au>
6759 * unwind-dw2.c (execute_stack_op): Add missing cases for
6760 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
6762 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6764 * config.gcc (Obsolete configurations): Remove 'dummy', add
6765 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
6768 2005-01-26 Diego Novillo <dnovillo@redhat.com>
6770 PR tree-optimization/19633
6771 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
6773 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
6774 are no call-clobbered variables.
6775 * tree-outof-ssa.c (check_replaceable): Return false for calls
6778 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
6780 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
6781 even for variables with NULL DECL_INITIAL.
6783 2005-01-26 Stuart Hastings <stuart@apple.com>
6785 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
6787 2005-01-26 Richard Henderson <rth@redhat.com>
6790 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6792 * expr.c (store_field): Strip conversions to odd-bit-sized types
6793 if the destination field width matches.
6795 2005-01-26 Richard Henderson <rth@redhat.com>
6797 * c-decl.c, expmed.c, expr.c: Revert last change.
6799 2005-01-26 Richard Henderson <rth@redhat.com>
6802 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6804 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
6805 if we don't need the bits above those present in the current mode.
6806 * expr.c (store_field): Strip conversions to odd-bit-sized types
6807 if the destination field width matches.
6809 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6811 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6812 either -ffast-math or -funsafe-math-optimizations is in use.
6814 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
6818 * config/avr/avr.c (notice_update_cc): Only set condition code for
6819 ashrqi3 if shift count > 0.
6820 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
6821 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
6822 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
6823 count <= 0 as a no-op, and shift count >= width by copying zero
6824 or sign bit to all bits of the result.
6825 * config/avr/avr.md (all shifts): Add alternatives for zero shift
6826 count, with attribute "length" set to 0 and "cc" set to "none".
6828 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6830 * doc/invoke.texi: Document -mTLS.
6832 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
6833 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6834 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6835 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6836 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6837 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6838 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6839 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6841 * configure.ac: Check for a TLS capable gas.
6843 * configure: Regenerate.
6845 2005-01-26 Richard Henderson <rth@redhat.com>
6848 * combine.c (make_field_assignment): Simplify store to zero_extract
6849 from a source with an overlapping mask.
6851 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6853 2004-11-11 Eric Christopher <echristo@redhat.com>
6855 * config/frv/frv.md: Add fr400_integer automaton. Don't
6856 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6859 2005-01-26 Steven Bosscher <stevenb@suse.de>
6862 * cfgbuild.c (make_edges): Do not clear or set
6863 current_function_has_computed_jump.
6864 * function.h (struct function): Remove the has_computed_jump field.
6865 (current_function_has_computed_jump): Do not define.
6866 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6867 in a computed jump. Ignore current_function_has_computed_jump.
6869 2005-01-26 Richard Henderson <rth@redhat.com>
6872 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6873 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6875 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6876 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6877 objects into static storage if they have more than one non-zero value.
6878 * tree.h (categorize_ctor_elements): Update decl.
6880 2005-01-26 Steven Bosscher <stevenb@suse.de>
6883 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6884 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6885 to this function from 2004-07-10.
6886 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6887 the current function for tail call optimizations if the address
6888 of one of it its arguments is taken.
6890 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6892 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6894 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6896 * function.c (expand_function_end): If current_function_calls_alloca,
6897 emit stack restore in a place that is reached when the function falls
6900 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6902 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6903 rule to avoid matching inappropriate suffix rule.
6905 2005-01-26 Jan Hubicka <jh@suse.cz>
6907 PR tree-optimization/19241
6908 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6910 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6912 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6913 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6915 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6916 <sim*>: Always use crt1.o, regardless of N in simN.
6917 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6918 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6919 (CRT_CALL_STATIC_FUNCTION): Remove.
6920 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6921 use crt1.o, regardless of N in simN.
6922 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6923 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6924 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6925 case isystem setting.
6926 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6928 2005-01-25 Ian Lance Taylor <ian@airs.com>
6930 * gimple-low.c (block_may_fallthru): Correct handling of
6931 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6933 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6935 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6936 handlers to match indentation; nested under the mtune=* handler.
6937 Similar for mcpu= and march=.
6939 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6941 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6942 * config/mips/linux64.h (LIB_SPEC): Likewise.
6943 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6944 * config/sh/linux.h (LIB_SPEC): Likewise.
6946 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6948 * config/frv/frv.c (frv_legitimize_tls_address): New.
6949 (TARGET_HAVE_TLS): Define.
6950 (FRV_SYMBOL_REF_TLS_P): Define.
6951 (frv_override_options): Handle new register classes.
6952 (frv_legitimate_address_p): Reject tls addresses.
6953 (frv_legitimize_address): Handle TLS addresses.
6954 (gen_inlined_tls_plt): New.
6956 (frv_legitimize_tls_address): New.
6957 (unspec_got_name): Add TLS entries.
6958 (got12_operand): Add R_FRV_TLSMOFF12 case.
6959 (frv_emit_move): Fixup TLS addresses.
6960 (frv_emit_movsi): Legitimize TLS addresses.
6962 * config/frv/frv.h (MASK_BIG_TLS): New.
6963 (TARGET_BIG_TLS): New.
6964 (HAVE_AS_TLS): Define.
6965 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6966 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6967 (REG_CLASS_NAMES): Same.
6968 (REG_CLASS_CONTENTS): Same.
6969 (CONSTRAINT_LEN): New.
6970 (REG_CLASS_FROM_CONSTRAINT): New.
6971 (PREDICATE_CODES): Add symbolic_operand.
6973 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6974 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6975 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6976 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6977 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6978 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6979 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6980 GR9_REG, GR14_REG, LRREG.
6981 (type): Add load_or_call attribute.
6982 ("load_or_call"): New reservation.
6983 ("call_gettlsoff"): New.
6984 ("tls_indirect_call"): New.
6985 ("tls_load_gottlsoff12"): New.
6986 ("tlsoff_hilo"): New.
6987 ("tls_tlsdesc_ldd"): New.
6988 ("tls_tlsoff_ld"): New.
6991 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6993 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6995 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6996 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6997 * config/frv/frv.c (TLS_BIAS): Define.
6998 (frv_output_dwarf_dtprel): New.
7000 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7002 PR rtl-optimization/19579
7003 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7004 both A and B, see if they don't clobber registers the other expr uses.
7006 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7008 * real.c (do_add): Initialize signalling and canonical members.
7010 * real.c (real_from_integer): Zero out destination.
7012 2005-01-18 Jan Hubicka <jh@suse.cz>
7014 PR tree-optimize/19337
7015 * tree-inline.c (initialize_inlined_parameters): Copy
7016 saved_static_chain_decl only.
7018 2005-01-25 Richard Henderson <rth@redhat.com>
7022 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7023 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7024 80387 enabled, to return a proper subclass. Return the subset that
7025 overlaps with GENERAL_REGS for PLUS.
7026 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7028 2005-01-25 Richard Henderson <rth@redhat.com>
7031 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7033 2005-01-25 Roger Sayle <roger@eyesopen.com>
7035 * expmed.c (choose_multiplier): Change interface to return the
7036 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7037 (expand_divmod): Update calls to choose_multiplier.
7039 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7042 * expmed.c (extract_bit_field): Use adjust_address instead of
7043 gen_lowpart when op0 is a MEM.
7045 2005-01-24 Steven Bosscher <stevenb@suse.de>
7047 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7049 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7051 * config/mips/irix-csr.c: New file.
7052 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7053 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7054 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7057 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7060 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7061 sparc/elf.h, add sparc/sp-elf.h.
7062 (sparc-*-rtems*): Likewise.
7063 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7064 tm-dwarf2.h, add sparc/sp-elf.h.
7065 (sparc86x-*-elf): Likewise.
7066 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7067 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7068 TARGET_OS_CPP_BUILTINS.
7069 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7070 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7072 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7073 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7074 (SWITCH_TAKES_ARG): Likewise.
7075 (LOCAL_LABEL_PREFIX): Likewise.
7076 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7077 (TARGET_N_FORMAT_TYPES): Delete.
7078 (TARGET_FORMAT_TYPES): Likewise.
7079 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7080 * config/sparc/elf.h: Delete.
7081 * config/sparc/sp-elf.h: New file.
7083 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7085 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7086 * tree-flow.h: Remove the corresponding prototype.
7087 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7088 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7090 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7093 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7094 for AIX ABI or ELF -fPIC.
7095 (rs6000_emit_load_toc_table): Don't create toc_section here.
7096 (rs6000_xcoff_file_start): Nor here.
7098 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7100 * sh.c (ra.h): Don't #include.
7101 (hard_regs_intersect_p): New function, resurrected from ra.c.
7103 * sh.c: Fix 1996 Copyright.
7105 2005-01-24 Richard Henderson <rth@redhat.com>
7106 Aldy Hernandez <aldyh@redhat.com>
7108 * regrename.c (note_sets): Handle subregs.
7110 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7113 * genconditions.c (write_header, write_conditions): Elide file if
7116 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7118 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7119 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7122 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7124 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7125 expand_builtin_printf, expand_builtin_fprintf,
7126 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7127 checking against POINTER_TYPE.
7128 (validate_arglist): Handle POINTER_TYPE code by checking
7131 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7133 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7135 (for_each_rtx): Call for_each_rtx_1.
7136 * rtl.h (init_rtlanal): Declare.
7137 * toplev.c (backend_init): Call init_rtlanal.
7139 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7141 * flow.c (propagate_one_insn): Formatting.
7144 * flow.c (libcall_dead_p): Be more conservative if unsure.
7145 If there are any instructions between insn and call, see if they are
7146 all dead before saying the libcall is dead.
7148 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7150 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7151 operand constraint for operand 0.
7153 2005-01-23 Richard Henderson <rth@redhat.com>
7156 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7157 edges leading to join block.
7159 2005-01-23 Roger Sayle <roger@eyesopen.com>
7161 * expmed.c (expand_mult_highpart): Make static. Change type of
7162 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7163 (expand_divmod): Updates calls to expand_mult_highpart by using
7164 gen_int_mode to pass a CONST_INT rtx.
7165 * rtl.h (expand_mult_highpart): Remove prototype.
7167 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7169 * flow.c (regset_bytes, regset_size): Remove.
7171 * cfganal.c: Fix a reference to Harvey's paper.
7173 2005-01-23 Steven Bosscher <stevenb@suse.de>
7175 PR rtl-optimization/19464
7176 * tree-optimize.c (init_tree_optimization_passes): Add one more
7177 copyrename pass just before out-of-ssa.
7179 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7182 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7183 * ggc-none.c (ggc_free): Define.
7185 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7187 * cse.c (max_reg, max_insn_uid): Remove.
7188 (cse_main): Don't access max_reg or max_insn_uid.
7190 * c-common.c (explicit_flag_signed_bitfields,
7191 lang_statement_code_p, lang_expand_function_end): Remove.
7192 * c-common.h: Remove the corresponding declarations.
7193 * c-opts.c (c_common_handle_option): Remove all write access
7194 to explicit_flag_signed_bitfields.
7196 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7197 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7198 * cgraph.h: Remove the corresponding declaration.
7200 * gcse.c (null_pointer_info): Remove.
7202 2005-01-23 Roger Sayle <roger@eyesopen.com>
7203 Eric Botcazou <ebotcazou@libertysurf.fr>
7205 * combine.c (simplify_logical): Only simplify logical expressions
7206 of the form ior(and(x,y),z) by the inverse distributive law if the
7207 result is cheaper than the original.
7209 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7211 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7212 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7213 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7214 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7215 config/freebsd-spec.h, config/arm/arm.h,
7216 config/h8300/h8300.md, config/i386/i386.md,
7217 config/i386/predicates.md, config/i386/sse.md,
7218 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7219 config/vax/vax.md: Fix comment typos. Follow spelling
7222 2005-01-23 Steven Bosscher <stevenb@suse.de>
7224 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7225 tests, instead of `less than'.
7227 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7229 * function.c (assign_parm_setup_block): When creating a new stack slot
7230 for a parameter, get its alignment from the parameter's DECL_ALIGN
7231 rather than the type's TYPE_ALIGN. Make sure that the parameter
7232 is at least word aligned.
7234 2005-01-22 Roger Sayle <roger@eyesopen.com>
7237 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7239 2005-01-22 Richard Henderson <rth@redhat.com>
7242 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7243 in both compare operands.
7244 (movdfcc_1_sse_max): Likewise.
7245 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7246 (movdfcc_1_sse): Likewise.
7247 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7248 scratch register as needed.
7250 2005-01-22 Richard Henderson <rth@redhat.com>
7252 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7254 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7256 2005-01-22 Richard Henderson <rth@redhat.com>
7258 * genopinit.c (optabs): Use smin/smax for floating point too.
7259 * doc/md.texi: Update to match. Clarify that floating point
7260 results are undefined for +0/-0 and NaN.
7261 * doc/rtl.texi: Likewise.
7262 * rtl.def (SMIN, SMAX): Likewise
7263 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7265 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7266 leading 's' to the name.
7267 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7268 smaxxf3, sminxf3): Likewise.
7269 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7272 2005-01-22 Paul Brook <paul@codesourcery.com>
7274 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7276 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7278 * config/s390/s390.c (struct processor_costs): New fields
7279 dlgr, dlr, dr, dsgfr, dsgr.
7280 (z900_cost, z990_cost): Values for new fields.
7281 (s390_rtx_costs): New cases MEM und COMPARE in switch
7282 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7283 DIV, MOD, UDIV, UMOD.
7285 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7287 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7288 into the register being decremented.
7289 ("doloop_si31", "doloop_di"): Likewise.
7290 ("*doloop_si_long"): Adapt pattern.
7292 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7294 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7296 (CLASS_MAX_NREGS): Likewise.
7298 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7300 * doc/tree-ssa.texi (Statement Operands): Add example for new
7301 must-def macro. Note deprecation of old operands interface.
7303 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7305 PR tree-optimization/19484
7306 * tree-cfg.c (remove_fallthru_edge): New function.
7307 (cleanup_control_flow): Remove fallthru edges from calls that are
7308 now known not to return.
7310 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7312 Fix PR tree-optimization/19038
7313 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7314 copies with loop variant ones.
7316 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7318 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7319 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7320 config/alpha/alpha.md, config/alpha/predicates.md,
7321 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7322 config/sparc/sol2.h: Update copyright.
7324 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7325 first label to see if it is a nonlocal label.
7327 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7328 Andrew Pinski <pinskia@physics.uc.edu>
7331 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7332 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7334 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7336 * config/rs6000/rtems.h: Update copyright.
7338 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7341 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7342 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7343 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7345 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7348 * c-typeck.c (convert_arguments): Check for error_mark_node.
7350 2005-01-21 Ian Lance Taylor <ian@airs.com>
7352 PR tree-optimization/13000
7353 * tree-inline.c: Include "tree-flow.h".
7354 (expand_call_inline): If warn_return_type, warn if non-void inline
7355 function falls through.
7356 * tree-cfg.c (execute_warn_function_return): Don't warn about
7357 control reaching end if TREE_NO_WARNING is set. Set
7359 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7361 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7362 branch if we don't need one.
7363 * c-typeck.c: Include "tree-flow.h"
7364 (c_finish_bc_stmt): Don't add a goto if the current statement
7365 list doesn't fall through to the current point.
7367 2005-01-21 Roger Sayle <roger@eyesopen.com>
7369 PR rtl-optimization/576
7370 * real.c (real_arithmetic): Change return type from void to bool
7371 to return an indication that the result may be inexact.
7372 * real.h (real_arithmeric): Update prototype.
7373 * fold-const.c (const_binop): Don't constant fold floating
7374 point expressions when the user specifies -frounding-math and
7375 the result may depend upon the run-time rounding mode.
7376 (fold_convert_const_real_from_real): Clean-up.
7377 (fold_initializer): Ignore flag_rounding_math for initializers.
7378 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7379 constant fold FP operations with flag_rounding_math if the
7380 result may depend upon the run-time rounding mode.
7382 2005-01-21 Tom Tromey <tromey@redhat.com>
7384 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7386 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7388 * tree-cfg.c: Fix comment typos.
7390 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7392 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7393 around the call to rest_of_handle_branch_target_load_optimize.
7395 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7397 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7398 (sparc64-*-openbsd*): Likewise.
7399 (sparclite-*-elf*): Include tm-dwarf2.h.
7400 (sparc86x-*-elf*): Likewise.
7401 (sparc64-*-elf*): Likewise.
7402 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7403 (DBX_DEBUGGING_INFO): Likewise.
7404 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7405 (PREFERRED_DEBUGGING_TYPE): Likewise.
7406 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7407 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7408 (PREFERRED_DEBUGGING_TYPE): Likewise.
7409 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7410 (PREFERRED_DEBUGGING_TYPE): Likewise.
7411 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7413 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7416 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7418 2005-01-20 Paul Brook <paul@codesourcery.com>
7420 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7422 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7424 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7425 label is first in a sequence of labels.
7427 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7429 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7430 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7432 * doc/sourcebuild.texi (Test Directives): New.
7434 2005-01-20 Roger Sayle <roger@eyesopen.com>
7436 * real.c (real_floor): Don't leave the result uninitialized when
7437 mode is VOIDMode, but return the unrounded intermediate value.
7438 (real_ceil): Likewise.
7440 2005-01-20 Paul Brook <paul@codesourcery.com>
7442 * config/arm/arm.md (insv): Use gen_int_mode.
7444 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7446 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7447 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7448 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7449 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7450 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7452 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7455 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7456 fbreg, so we have to assume we can't.
7457 (loc_descriptor_from_tree_1): Ditto.
7458 (containing_function_has_frame_base): New function.
7459 (add_location_or_const_value_attribute): Use it.
7460 Also try to generate a frame_base from a single element location
7463 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7465 PR tree-optimization/15349
7466 * timevar.def (TV_TREE_MERGE_PHI): New.
7467 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7469 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7470 calls to tree_forwarder_block_p.
7471 (remove_forwarder_block_with_phi, merge_phi_nodes,
7472 gate_merge_phi, pass_merge_phi): New.
7473 * tree-optimize.c (init_tree_optimization_passes): Add
7475 * tree-pass.h: Add an extern for pass_merge_phi;
7477 2005-01-20 Richard Henderson <rth@redhat.com>
7480 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7481 (_mm_castps_pd, _mm_castps_si128): New.
7482 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7484 2005-01-20 Richard Henderson <rth@redhat.com>
7487 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7488 __builtin_ia32_vec_init_v2si.
7489 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7490 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7491 (ix86_init_mmx_sse_builtins): Create it.
7492 (ix86_expand_builtin): Expand it.
7493 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7494 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7495 (vec_extractv2si_0, vec_extractv2si_1): New.
7497 2005-01-20 Richard Henderson <rth@redhat.com>
7500 * config/i386/i386.c (ix86_expand_push): New.
7501 * config/i386/mmx.md (push<MMXMODE>1): New.
7502 * config/i386/sse.md (push<SSEMODE>1): New.
7503 * config/i386/i386-protos.h: Update.
7505 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7507 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7510 2005-01-20 Richard Henderson <rth@redhat.com>
7512 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7513 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7515 2005-01-19 Richard Henderson <rth@redhat.com>
7518 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7519 to V4SFmode in SSE1 fallback load path.
7521 2005-01-19 Richard Henderson <rth@redhat.com>
7523 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7524 in QImode expansion to ix86_expand_vector_set.
7525 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7527 2005-01-19 Richard Henderson <rth@redhat.com>
7530 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7531 subclass of the input class.
7532 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7533 Always true for cross-SSE1 classes. Rationalize conditionals.
7534 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7535 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7536 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7537 (movdi_2): Add MMX/SSE zeros.
7538 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7539 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7540 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7541 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7542 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7543 (zero_extendsidi2_rex64_1): Remove.
7544 (MOV0 peephole): Check GENERAL_REG_P.
7546 2005-01-19 Richard Henderson <rth@redhat.com>
7549 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7551 (ix86_expand_vector_extract): Likewise.
7553 2005-01-19 Richard Henderson <rth@redhat.com>
7556 * expr.c (emit_move_change_mode): New argument force; use
7557 simplify_gen_subreg if true.
7558 (emit_move_via_alt_mode): Merge into ...
7559 (emit_move_via_integer): ... here.
7560 (emit_move_ccmode): Use emit_move_change_mode directly.
7562 2005-01-19 Richard Henderson <rth@redhat.com>
7565 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7566 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7567 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7569 (alpha_emit_set_const): Likewise. Make static.
7570 (alpha_emit_set_long_const): Make static.
7571 (alpha_extract_integer): Split out from alpha_expand_mov.
7572 (alpha_split_const_mov): Likewise.
7573 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7574 (alpha_legitimate_constant_p): New.
7575 * config/alpha/alpha-protos.h: Update.
7576 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7577 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7578 * config/alpha/alpha.md (movsi): Add n alternative.
7579 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7580 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7581 (splitters for all of the above): Use alpha_split_const_mov.
7582 * config/alpha/predicates.md (non_add_const_operand): New.
7583 (non_zero_const_operand): New.
7584 (input_operand): Use alpha_legitimate_constant_p after reload.
7586 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7588 PR tree-optimization/19038
7589 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7590 (add_candidate): Add ivs with increment in latch only if
7591 allow_ip_end_pos_p is true.
7592 (determine_iv_cost): Use empty_block_p.
7594 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7596 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7597 (compute_dominance_frontiers): Ditto.
7599 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7602 * config/sh/t-rtems: New.
7603 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7605 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7607 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7608 the offset of the selected field.
7610 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7612 * tree-cfg.c (remove_forwarder_block): Fix the check to
7613 prevent a nonlocal label from appearing in the middle of a
7616 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7618 PR rtl-optimization/19462
7619 * reorg.c (find_end_label): Create return insn only if
7620 current_function_epilogue_delay_list is empty.
7622 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7624 * doc/passes.texi: Remove paragraph mentioning new-ra.
7626 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7628 PR rtl-optimization/15139
7629 * combine.c: Include params.h.
7630 (count_rtxs): New function.
7631 (record_value_for_reg): If replace_rtx would replace at least
7632 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7633 (clobber (const_int 0)) instead of TEM.
7634 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7635 * params.h (MAX_LAST_VALUE_RTL): New.
7636 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7637 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7640 * c-typeck.c (digest_init): Only call build_vector if all constructor
7641 elements are *_CST nodes.
7642 * gimplify.c (gimplify_init_constructor): Likewise.
7645 * c-typeck.c (digest_init): Only call build_vector if inside_init
7648 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7650 * toplev.c (init_asm_output): Remove dead #ifdef.
7652 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7654 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7656 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7658 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7659 accessing DECL_FUNCTION_CODE.
7660 * dojump.c (do_jump): Likewise.
7661 * gimplify.c (gimplify_call_expr): Likewise.
7662 * predict.c (expr_expected_value): Likewise.
7663 (strip_builtin_expect): Likewise.
7664 * tree-inline.c (estimate_num_insns_1): Likewise.
7665 * tree-ssa-loop-im.c (stmt_cost): Likewise
7666 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7667 (tree_expr_nonnegative_p): Likewise.
7669 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7671 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7672 variant of the load_pcrel_sym pattern.
7673 * config/sparc/sparc.md (P macro): Move to the top.
7674 (load_pcrel_sym): Macroize using P.
7675 (save_register_window): Likewise.
7677 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7679 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7682 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7685 * c-typeck.c (build_asm_expr): Strip nops off
7686 input memory operands.
7688 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7690 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7691 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7692 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7693 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7695 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7698 * config/i386/i386.c (override_options): If the 80387 is disabled,
7699 then do not return FP values using FP registers.
7701 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7703 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7704 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7705 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7706 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7707 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7708 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7709 output.h, postreload-gcse.c, postreload.c, recog.c,
7710 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
7711 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
7712 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
7713 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
7714 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
7715 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
7716 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
7717 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
7719 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
7720 config/alpha/alpha.c, config/arm/vfp.md,
7721 config/i386/emmintrin.h, config/i386/i386-modes.def,
7722 config/i386/i386-protos.h, config/i386/i386.h,
7723 config/i386/pmmintrin.h, config/i386/ppro.md,
7724 config/i386/predicates.md, config/i386/xmmintrin.h,
7725 config/i860/i860.c, config/ia64/ia64-modes.def,
7726 config/ia64/ia64-protos.h, config/ia64/ia64.h,
7727 config/ia64/ia64.md, config/ia64/itanium1.md,
7728 config/ia64/itanium2.md, config/ia64/predicates.md,
7729 config/iq2000/iq2000.h, config/mips/linux64.h,
7730 config/rs6000/aix41.h, config/rs6000/aix43.h,
7731 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
7732 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7733 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
7734 config/sparc/linux64.h, config/sparc/litecoff.h,
7735 config/sparc/sp64-elf.h, config/sparc/sparc.c,
7736 config/sparc/sparc.h, config/sparc/sparc.md,
7737 config/sparc/sysv4-only.h: Update copyright.
7739 2005-01-18 Richard Henderson <rth@redhat.com>
7742 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
7744 2005-01-18 Marc Espie <espie@openbsd.org>
7745 * config/i386/openbsdelf.h: Typo.
7747 2005-01-18 Richard Henderson <rth@redhat.com>
7749 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
7750 special case for sse.
7751 * config/i386/predicates.md (sse_comparison_operator): Likewise.
7753 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
7755 * tree-inline.c (estimate_num_insns_1): Added cases for
7756 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
7758 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7760 PR rtl-optimization/19296
7761 * combine.c (simplify_comparison): Rewrite the condition under
7762 which a non-paradoxical SUBREG of a PLUS can be lifted when
7763 compared against a constant.
7765 2005-01-18 Andi Kleen <ak@muc.de>
7767 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
7768 * c.opt (-Wpointer-sign): Add.
7769 * doc/invoke.texi: (-Wpointer-sign): Add.
7771 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7773 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
7774 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
7775 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
7776 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
7777 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
7778 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
7779 for TARGET_MIX_SSE_I387.
7780 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
7781 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
7782 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
7783 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
7784 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
7785 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
7786 TARGET_MIX_SSE_I387.
7787 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
7790 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7793 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
7794 Add movaps alternative for xmm reg->reg move.
7796 2005-01-17 Jeff Law <law@redhat.com>
7798 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
7799 at the end of the main DOM loop rather than just before DOM exits.
7801 2005-01-17 Diego Novillo <dnovillo@redhat.com>
7803 PR tree-optimization/19121
7804 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
7805 adding aliases to a name tag, also add them to the pointer's
7807 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
7808 sensitive alias info at all. Only check that the two pointers
7809 have compatible pointed-to sets.
7810 * tree-ssa.c (verify_name_tags): Verify that the alias set of
7811 a pointer's type tag is a superset of the alias set of the
7814 2005-01-17 James E Wilson <wilson@specifixinc.com>
7817 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
7818 comment to document why.
7820 2005-01-17 Richard Henderson <rth@redhat.com>
7822 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
7823 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
7824 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
7825 sse2_vmsminv2df3_finite): New.
7826 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
7827 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
7828 Force op1 into register.
7830 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
7832 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
7833 bubblestrap from always rebuilding build directory.
7835 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7837 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7838 ("*cmpmem_short"): Likewise.
7840 2005-01-17 Steven Bosscher <stevenb@suse.de>
7842 * basic-block.h: Document BB_* flags.
7843 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7844 use an sbitmap instead.
7845 * sched-rgn.c (compute_trg_info): Likewise.
7847 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7849 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7850 redundant target_cpu_default and extra_parts lines. Use the default
7852 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7853 (SUBTARGET_EXTRA_SPECS): Delete.
7854 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7855 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7856 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7857 and "n32" for -mabi=n32.
7859 2005-01-17 Ian Lance Taylor <ian@airs.com>
7862 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7863 fold constant variables into initial values.
7865 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7867 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7869 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7870 through the statements backward.
7872 2005-01-17 Ian Lance Taylor <ian@airs.com>
7874 PR middle-end/13127:
7875 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7876 a variable set to the return value of the inlined function.
7878 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7880 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7881 when modes are tieable.
7883 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7885 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7886 of pthread_create to find out if threads are enabled.
7887 * gthr-posix95.h (__gthread_active_p): Likewise.
7889 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7891 * common.opt (-fnew-ra): Remove.
7893 * toplev.h (flag_new_regalloc): Remove.
7894 * Makefile.in (ra*.*): Don't mention.
7895 * passes.c (rest_of_handle_new_regalloc): Remove.
7896 (rest_of_handle_combine, rest_of_compilation): Always consider
7897 flag_new_regalloc as false.
7898 * doc/invoke.texi: Don't document -fnew-ra.
7900 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7902 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7903 last parameter to reg_scan.
7904 * loop.c (loop_optimize): Likewise.
7905 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7906 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7907 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7908 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7909 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7910 * regclass.c (reg_scan): Likewise, for the declaration.
7911 * rtl.h (reg_scan): Likewise, for the prototype.
7913 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7915 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7916 mark_dfs_back_edges.
7918 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7920 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7921 (compute_avail): Uses don't go in tmp_gen.
7923 2005-01-16 Steven Bosscher <stevenb@suse.de>
7925 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7926 loop to look for a free slot in a page entry.
7928 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7931 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7932 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7933 just before targetm.asm_out.file_end.
7934 * tree.h (process_pending_assemble_output_defs): Declare.
7935 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7937 (assemble_alias): Defer generation of assembly code for defines when
7938 TARGET_DEFERRED_OUTPUT_DEFS is true.
7939 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7940 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7941 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7943 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7946 * pa.c (pa_scalar_mode_supported_p): New function.
7947 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7948 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7950 * pa-protos.h (prefetch_operand): Delete.
7951 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7952 * pa.c (prefetch_operand): Delete.
7953 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7954 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7955 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7956 and prefetch_nocc_operand.
7957 * pa.md (prefetch): Rework to avoid reload problems handling short
7958 displacements when a cache control completer needs to be provided.
7959 (prefetch_32, prefetch_64): Delete.
7960 (prefetch_cc, prefetch_nocc): New patterns.
7962 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7964 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7966 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7969 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7970 exceeds maximum alignment for global common data.
7971 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7972 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7974 2004-01-15 Roger Sayle <roger@eyesopen.com>
7976 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7978 2004-01-15 Roger Sayle <roger@eyesopen.com>
7980 * harg-reg-set.h (reg_class_names): Prototype global array.
7981 * regclass.c (reg_class_names): Declare here and initialize to
7983 (dump_regclass): Remove local declaration of reg_class_names.
7984 (regclass): Likewise.
7985 * cfg.c (dump_flow_info): Likewise.
7986 * ra-debug.c (reg_class_names): Likewise.
7987 * regrename.c (reg_class_names): Likewise.
7988 * reload.c (reg_class_names): Likewise.
7989 * reload1.c (spill_failure): Likewise.
7990 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7992 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7994 * config/s390/s390.md ("reload_outti"): Remove predicate for
7995 output operand. Abort if operand is not a MEM.
7996 ("reload_outdi", "reload_outdf"): Likewise.
7998 2005-01-15 Marc Espie <espie@openbsd.org>
8000 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8001 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8002 * config/openbsd.h: Fix C++ includes for native configurations.
8003 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8004 Add trampoline support.
8005 * config/i386/openbsdelf.h: New.
8007 2005-01-15 Marc Espie <espie@openbsd.org>
8009 * collect2.c (main): Explicitly parse -dynamic-linker option.
8011 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8013 PR tree-optimization/19060
8014 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8015 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8016 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8017 and handle extract_range_from_cond returning false.
8018 * fold-const.c (fold): Optimize comparisons with min/max even for
8019 width > HOST_BITS_PER_WIDE_INT.
8021 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8023 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8024 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8025 Remove little endian multilib variants.
8026 Add mips32 multilib variant.
8028 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8030 * explow.c (copy_all_reg, stabilize): Remove.
8031 * expr.h: Remove the corresponding prototypes.
8033 * rtlanal.c (regs_set_between_p): Remove.
8034 * rtl.h: Remove the corresponding prototype.
8036 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8038 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8039 to rs6000_nonimmediate_operand.
8040 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8041 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8042 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8043 rs6000_nonimmediate_operand.
8044 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8045 rs6000_nonimmediate_operand.
8047 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8049 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8051 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8053 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8055 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8056 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8058 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8059 (rs6k_nonimmediate_operand): New.
8060 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8062 (legitimate_lo_sum_address_p): Same.
8063 (rs6000_legitimize_address): Same.
8064 (rs6000_legitimize_reload_address): Same.
8065 (rs6000_legitimate_address): Same.
8066 (spe_build_register_parallel): Pass DF and DC modes in a DI
8069 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8070 to rs6k_nonimmediate_operand.
8072 * config/rs6000/spe.md ("*frob_df_di"): New.
8073 ("*frob_di_df"): New.
8074 ("*frob_di_df_2"): New.
8075 ("*mov_sidf_e500_subreg0"): New.
8076 ("*mov_sidf_e500_subreg4"): New.
8077 ("*movdf_e500_double"): Change predicate to
8078 rs6k_nonimmediate_operand.
8080 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8082 * postreload.c (move2add_note_store): Only call
8083 trunc_int_for_mode on scalar integers.
8085 2005-01-14 Steven Bosscher <stevenb@suse.de>
8087 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8088 replace BB_VISITED uses.
8089 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8090 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8091 (tree_dce_done): Free visited_control_parents.
8092 (perform_tree_ssa_dce): Allocate and clear it.
8093 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8094 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8095 instead of BB_VISITED.
8097 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8099 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8100 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8101 Remove unused prototypes.
8103 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8105 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8106 64-bit register usage.
8107 (spe_func_has_64bit_regs_p): Add FIXME note.
8109 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8111 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8112 flag_finite_math_only with flag_unsafe_math_optimizations.
8114 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8116 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8118 (__tpf_eh_return): Copy TPF private stack area from the module
8119 boundary stack frame. Add check for when module addresses are
8120 equal, but no stub address is found.
8122 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8125 * arm.h (struct machine_function): Add call_via field.
8126 (thumb_call_via_label): Declare.
8127 * arm.c (thumb_call_via_label): New variable.
8128 (thumb_call_reg_needed): New variable.
8129 (arm_output_function_epilogue): For Thumb code, output any per-function
8130 call-indirect trampolines.
8131 (thumb_call_via_reg): New function.
8132 (arm_file_end): New function.
8133 (TARGET_ASM_FILE_END): Call arm_file_end.
8134 (aof_file_end): Likewise.
8135 * arm-protos.h (thumb_call_via_reg): Declare.
8136 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8137 thumb_call_via_reg in normal case.
8139 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8142 PR rtl-optimization/19348
8143 * recog.c (peephole2_optimize): Do global life update if some peephole
8144 decides it doesn't need at least one of its inputs and that change
8145 influences liveness at the start of the basic block.
8147 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8148 arguments instead of 1.
8150 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8153 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8154 zero for nested functions needing a static chain or functions
8155 with a non-constant address.
8157 2005-01-13 Roger Sayle <roger@eyesopen.com>
8159 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8160 (and (sign_extend X) C) into (zero_extend (and X C)).
8162 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8164 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8166 2005-01-13 Richard Henderson <rth@redhat.com>
8171 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8172 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8173 not just TARGET_SSE.
8174 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8175 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8176 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8177 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8178 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8179 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8180 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8181 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8182 (movdicc_c_rex64): Rename with '*'.
8183 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8184 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8185 (movsfcc_1_387): Rename from movsfcc_1.
8186 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8187 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8188 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8189 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8190 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8191 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8192 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8193 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8194 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8195 sse_movdfcc_const0_4): Remove.
8196 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8197 recognize min/max early. Update for changed sse cmove patterns.
8198 (ix86_split_sse_movcc): New.
8199 * config/i386/i386-protos.h: Update.
8201 2005-01-13 Steven Bosscher <stevenb@suse.de>
8203 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8204 (fix_stmt_v_may_defs): Likewise.
8206 2005-01-13 Richard Henderson <rth@redhat.com>
8208 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8209 for converting the mask.
8211 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8213 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8216 2005-01-13 Richard Henderson <rth@redhat.com>
8218 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8219 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8220 IX86_BUILTIN_MOVDQ2Q): Remove.
8221 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8222 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8223 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8225 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8226 (sse2_pextrw): Fix immediate constraint.
8227 (sse2_loadq, sse2_loadq_rex64): Remove.
8228 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8229 Use __builtin_ia32_vec_ext_<size>.
8230 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8232 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8234 * function.c (assign_parm_setup_block): Look inside original
8235 entry_parm when inspecting PARALLEL.
8237 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8238 Joel Sherrill <joel@oarcorp.com>
8241 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8242 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8243 rtems_gxx_recursive_mutex_init.
8244 (__gthread_recursive_mutex_lock): New function.
8245 (__gthread_recursive_mutex_trylock): Likewise.
8246 (__gthread_recursive_mutex_unlock): Likewise.
8248 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8250 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8252 2005-01-13 Jan Beulich <jbeulich@novell.com>
8254 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8255 (ashrti3_internal): Indicate output is early clobber. Generate result
8256 into output rather than first input. Use move for low word of output
8257 if shift count is exactly 64.
8258 (lshrti3_internal): Likewise.
8260 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8264 * reload1.c (delete_output_reload): Don't delete an output reload
8265 if the pseudo lives longer than a single basic block. Adjust and
8266 improve wording of comment.
8268 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8271 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8272 of TYPE_SIZE where we mean the number of bytes.
8274 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8276 * function.c (assign_parm_setup_block): Relax condition on
8277 multi-register optimization.
8279 2005-01-12 Nick Clifton <nickc@redhat.com>
8281 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8282 an "in_delay_slot" attribute of "no" to prevent them being used in
8283 delay slots. This is forbidden because they might generate
8286 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8289 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8292 2005-01-12 Nick Clifton <nickc@redhat.com>
8294 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8295 passed on to GAS) but do not define, as GAS no longer supports or
8296 needs the -m2000 option.
8298 2005-01-11 Roger Sayle <roger@eyesopen.com>
8300 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8301 type as args of unprototyped builtins aren't automatically promoted.
8302 (fold_builtin_abs): Likewise.
8304 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8306 * Makefile.in: Set a `build-warn' variable.
8308 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8310 PR tree-optimization/17949
8311 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8312 (find_interesting_uses_address): Use it.
8314 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8316 * regrename.c (kill_value): Handle subreg's that won't simplify.
8318 2005-01-11 Richard Henderson <rth@redhat.com>
8321 * config/i386/i386.h (enum ix86_builtins): Move ...
8322 * config/i386/i386.c: ... here.
8323 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8324 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8325 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8326 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8327 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8328 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8329 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8330 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8331 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8332 IX86_BUILTIN_LOADDDUP): Remove.
8333 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8334 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8335 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8336 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8337 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8338 (ix86_init_builtins): Make static.
8339 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8340 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8341 if all the modes match. Otherwise, fake it.
8342 (get_element_number, ix86_expand_vec_init_builtin,
8343 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8344 (ix86_expand_builtin): Make static. Update for changed builtins.
8345 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8346 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8347 (ix86_expand_vector_init_duplicate): New.
8348 (ix86_expand_vector_init_low_nonzero): New.
8349 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8350 Split out from ix86_expand_vector_init; handle integer modes.
8351 (ix86_expand_vector_init): Use them.
8352 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8353 * config/i386/i386-protos.h: Update.
8354 * config/i386/predicates.md (reg_or_0_operand): New.
8355 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8356 (movv2sf_internal): Likewise. And a splitter to match them all.
8357 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8358 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8359 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8360 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8361 (mmx_pinsrw): Fix operand ordering.
8362 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8363 rather than sse_loadss expander.
8364 (movv2df splitter): Similarly.
8365 (sse_loadss, sse_loadlss): Remove.
8366 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8367 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8368 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8369 (sse3_movddup): Rename with '*'.
8370 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8371 (sse2_loadsd): Remove.
8372 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8373 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8374 (sse2_pinsrw): Fix argument ordering.
8375 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8376 (sse2_stored): Remove 'r' destination.
8377 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8378 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8379 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8380 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8381 vec_extractv16qi, vec_initv16qi): New.
8383 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8384 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8385 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8387 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8388 (_mm_load_si128, _mm_store_si128): Likewise.
8389 (_mm_load1_pd): Use _mm_set1_pd.
8390 (_mm_load_sd): Use _mm_set_sd.
8391 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8392 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8393 (_mm_set_epi64): Use _mm_set_epi64x.
8394 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8395 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8396 _mm_setr_epi8): Use _mm_set_foo form.
8397 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8398 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8399 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8400 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8401 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8402 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8403 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8404 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8405 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8406 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8407 (_mm_movedup_pd): Use _mm_shuffle_pd.
8408 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8409 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8410 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8411 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8413 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8414 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8415 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8416 (_mm_store_ps): Use raw dereference.
8417 (_mm_store1_ps): Use _mm_storeu_ps.
8418 (_mm_storer_ps): Use _mm_store_ps.
8419 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8420 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8422 2005-01-11 Stan Shebs <shebs@apple.com>
8424 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8425 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8427 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8430 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8431 Skip all DECLs except for FIELD_DECLs.
8433 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8435 * config/s390/s390.c (override_options): Return error if
8436 -mbackchain, -mpacked-stack and -mhard-float are used together.
8437 (s390_va_start): Remove the backchain && packed-stack special case.
8438 (s390_gimplify_va_arg): Likewise.
8439 * doc/invoke.texi: Remove the ABI incompatibility note.
8441 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8443 * config/s390/s390.c (struct s390_frame_layout): Remove
8445 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8446 save_backchain_p with TARGET_BACKCHAIN.
8448 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8451 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8452 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8453 * function.c (locate_and_pad_parm): Set new field.
8454 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8455 Tweak where_pad test to include "none". Always set mem align for
8457 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8458 not sufficient for type.
8459 (assign_parm_setup_block): If stack_parm is zero on entry, always
8460 make a new stack local. Block move old stack parm if necessary
8461 to new aligned stack local.
8462 (assign_parm_setup_stack): Use a block move to handle
8463 potentially misaligned entry_parm.
8464 (assign_parms_unsplit_complex): Specify required alignment when
8465 creating stack local.
8466 * calls.c (compute_argument_addresses): Override alignment of stack
8467 arg calculated from its type with the alignment given by
8468 FUNCTION_ARG_BOUNDARY.
8469 (store_one_arg): Likewise.
8471 2005-01-11 Jan Beulich <jbeulich@novell.com>
8473 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8474 Change respective itanium_class attribute to ialu.
8475 (shladdp4_internal): New.
8476 * config/ia64/predicates.md (shladd_log2_operand): New.
8478 2005-01-11 Richard Henderson <rth@redhat.com>
8480 * expr.c (store_constructor): Use rtvec_alloc instead of
8481 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8483 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8485 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8487 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8489 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8490 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8491 (TARGET_RWRELOC): Define.
8492 (ia64_rwreloc_section_type_flags): Delete.
8493 (ia64_section_type_flags): New function.
8494 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8495 (TARGET_RWRELOC): Define.
8497 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8500 * config/ia64/ia64.c (process_set): For alloc insn, only call
8501 process_epilogue is !frame_pointer_needed.
8503 2005-01-10 Roger Sayle <roger@eyesopen.com>
8506 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8507 unary operator and can't be treated as a binary/comparison operator.
8509 2005-01-10 Richard Henderson <rth@redhat.com>
8511 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8512 (ix86_return_in_memory): Likewise.
8513 (function_arg_advance): Likewise. Mirror structure in function_arg
8514 for choosing register to advance.
8516 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8518 * tree-vectorizer.c, tree.def: Fix comment typos.
8520 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8522 * config/s390/s390.c (struct processor_costs): 4 new fields:
8523 ddbr, ddr, debr, der.
8524 (s390_rtx_costs): More precise handling of divide instructions.
8526 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8528 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8530 2005-01-10 Jan Beulich <jbeulich@novell.com>
8532 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8533 names resulting from -ffunction-sections/-fdata-sections and linkonce
8535 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8536 based on the section name. Rearrange the section name comparison logic
8537 slightly so that each section name is compared against at most once.
8539 2005-01-10 Ben Elliston <bje@au.ibm.com>
8541 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8542 targets for which -fPIC reduces limitations on the GOT size.
8544 2005-01-09 Falk Hueffner <falk@debian.org>
8546 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8549 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8552 * collect2.c (main): Set aixrtl_flag for -brtl option.
8553 (resolve_lib_name): Search for .so file extension before .a
8556 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8558 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8559 (vect_analyze_data_refs_alignment): Add dump prints.
8561 2005-01-09 Ira Rosen <irar@il.ibm.com>
8563 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8564 expr_invariant_in_loop_p.
8565 Initialize outputs first thing in the function.
8566 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8567 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8568 (vect_analyze_pointer_ref_access): Check that the initial condition of
8569 the access function is loop invariant.
8571 2005-01-09 Richard Henderson <rth@redhat.com>
8573 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8574 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8575 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8576 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8577 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8578 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8579 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8580 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8581 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8582 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8583 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8584 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8585 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8586 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8587 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8588 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8589 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8590 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8591 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8592 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8593 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8594 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8595 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8597 (mmx_clrdi, pavgusb): Remove.
8598 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8599 with leading sse_ prefix.
8600 * config/i386/sse.md: Receive them.
8601 * config/i386/mmx.md: New file.
8602 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8603 (subrv2sf3): Turn into expander for normal subtraction.
8604 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8605 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8606 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8607 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8608 commutative; use ix86_binary_operator_ok.
8609 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8610 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8611 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8612 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8613 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8614 Macroize from existing patterns; use ix86_binary_operator_ok.
8615 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8616 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8617 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8618 with vec_select+vec_concat.
8619 (mmx_pshufw, mmx_pshufw_1): Likewise.
8620 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8621 (mmx_uavgv4hi3): Model correctly.
8622 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8623 _mm_xor_si64): Remove casts.
8625 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8627 PR tree-optimization/19224
8628 * tree-scalar-evolution.c (get_instantiated_value,
8629 set_instantiated_value): New functions.
8630 (instantiate_parameters_1): Cache the results.
8631 (instantiate_parameters, resolve_mixers): Initialize and free
8634 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8636 * config/i386/i386.md (addhi_4): Correct reference in comment.
8639 2005-01-08 Richard Henderson <rth@redhat.com>
8641 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8642 (_mm_cvtsi128_si64x): Likewise.
8643 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8644 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8645 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8646 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8647 * config/i386/i386-protos.h: Update.
8648 * config/i386/i386.c (print_operand): Add 'H'.
8649 (ix86_fixup_binary_operands): Split out from ...
8650 (ix86_expand_binary_operator): ... here.
8651 (ix86_fixup_binary_operands_no_copy): New.
8652 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8653 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8654 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8655 (safe_vector_operand): Use CONST0_RTX.
8656 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8657 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8658 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8659 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8661 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8662 (IX86_BUILTIN_CMPNGESS): New.
8663 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8664 (attr type): Add sselog1.
8665 (attr unit, attr memory): Handle it.
8666 (movti, movti_internal, movti_rex64): Move near other integer moves.
8667 (movtf, movtf_internal): Move near other fp moves.
8668 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8669 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8670 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8671 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8672 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8673 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8674 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8675 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8676 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8677 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8678 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8679 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8680 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8681 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8682 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8683 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8684 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8685 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8686 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8687 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8688 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8689 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8690 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8691 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8692 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8693 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8694 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8695 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8696 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8697 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8698 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8699 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8700 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8701 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8702 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8703 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8704 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8705 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8706 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8707 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8708 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8709 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
8710 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
8711 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
8713 (SSEPUSH, push<SSEPUSH>): Remove.
8714 (MMXPUSH, push<MMXPUSH>): Remove.
8715 (sse_movaps, sse_movaps_1, sse_movups): Remove.
8716 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
8717 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
8718 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
8719 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
8720 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
8721 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
8722 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
8723 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
8724 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
8725 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
8726 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
8727 (ppro_sse_log_V4SF): Handle sselog1.
8728 * config/i386/predicates.md (const_0_to_1_operand): New.
8729 (const_0_to_255_mul_8_operand): New.
8730 (const_1_to_31_operand): Rename from const_int_1_31_operand.
8731 (const_2_to_3_operand, const_4_to_7_operand): New.
8732 * config/i386/sse.md: New file.
8733 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
8734 (sse_movups): Rename from sse_movups_1.
8735 (sse_loadlss): Rename from sse_loadss_1.
8736 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
8738 (negv4sf2): Use ix86_expand_fp_absneg_operator.
8739 (absv4sf2, negv2df, absv2df): New.
8740 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
8741 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
8742 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
8743 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
8744 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
8745 (sse3_addsubv4sf3): Model correctly.
8746 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
8747 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
8748 (sse_movhlps): Model with vec_select+vec_concat.
8749 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
8750 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
8751 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
8752 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
8753 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
8754 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
8755 sse2_pshufhw_1): Likewise.
8756 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
8757 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
8758 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
8759 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
8760 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
8761 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
8762 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
8763 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
8764 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
8765 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
8766 sminv8hi3): Mark commutative
8767 operands. Use ix86_binary_operator_ok.
8768 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
8769 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
8770 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
8771 sse2_punpcklqdq): Allow operand2 in memory.
8772 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
8773 sse2_movsd): Add memory alternatives.
8774 (sse_storelps): Turn expander into an insn; split after reload.
8775 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
8776 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
8778 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8780 * configure.ac (DWARF-2 debug_line): Use objdump.
8781 * configure: Regenerate.
8783 2005-01-08 Jeff Law <law@redhat.com>
8784 Diego Novillo <dnovillo@redhat.com>
8786 PR tree-optimization/18241
8787 * tree-nrv.c (tree_nrv): Ignore volatile return values.
8788 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
8789 statements with volatile operands.
8790 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
8791 operands after marking a statement with has_volatile_ops.
8793 2005-01-08 Roger Sayle <roger@eyesopen.com>
8795 * tree.c (int_fits_type_p): Always honor integer constant
8796 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
8798 2005-01-08 Roger Sayle <roger@eyesopen.com>
8800 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
8801 the latent bug in rtl_delete_block has been resolved.
8803 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8805 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
8806 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
8808 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8810 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
8811 library as @multilib_dir@/$(SHLIB_SONAME).
8813 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8815 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
8816 * configure: Regenerate.
8818 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8820 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
8823 2005-01-07 David Edelsohn <edelsohn@gnu.org>
8826 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8827 Convert non-word aligned offset address using ld/std into
8830 2005-01-07 Richard Henderson <rth@redhat.com>
8832 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8834 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8836 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8838 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8840 PR tree-optimization/19283
8841 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8842 is not shorter than the original type.
8844 PR rtl-optimization/19012
8845 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8847 PR rtl-optimization/18861
8848 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8849 (FULL_STATE): Define.
8850 (mark_tablejump_edge): New function.
8851 (purge_dead_tablejump_edges): New function.
8852 (find_bb_boundaries): Use it.
8854 PR tree-optimization/18828
8855 * builtins.c (expand_builtin_next_arg): Remove argument and all
8856 the argument checking.
8857 (expand_builtin): Adjust caller.
8858 (expand_builtin_va_start): Likewise. Remove error for too many
8860 (fold_builtin_next_arg): Issue error for too many arguments.
8861 After checking arguments, replace them with magic arguments that
8862 prevent further checking of the args.
8864 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8866 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8868 2005-01-06 Roger Sayle <roger@eyesopen.com>
8871 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8872 and %{.S:...} (and their negative variants) to test whether the
8873 input file is assembler or pre-processed-assembler independent of
8874 the actual filename extension.
8876 2005-01-06 Roger Sayle <roger@eyesopen.com>
8878 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8879 of sign or zero extended values.
8881 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8883 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8884 for IBM long double format correctly.
8886 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8888 Fix PR tree-optimization/18792
8890 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8891 to first_loop_depth, and use loop depth instead of loop number.
8892 (build_classic_dir_vector): Ditto.
8893 (compute_data_dependences_for_loop): Use depth, not loop number.
8894 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8895 number. Pass in loops, instead of loop numbers.
8896 (gather_interchange_stats): Ditto.
8897 (linear_transform_loops): Ditto.
8899 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8902 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8903 biv_fits_mode_p, extension_within_bounds_p): New functions.
8904 (check_ext_dependent_givs): Use them.
8906 2005-01-06 Roger Sayle <roger@eyesopen.com>
8908 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8909 more than one barrier, in which case we should delete them all.
8911 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8913 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8915 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8917 Fix PR middle-end/19286
8919 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8920 output this subprogram, simply ignore this attempt to do it again.
8921 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8922 origin attribute if it's not possible.
8923 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8924 (decls_for_scope): Ditto.
8925 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8926 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8928 2005-01-05 Richard Henderson <rth@redhat.com>
8931 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8932 (bdesc_2arg): Use it.
8933 (ix86_expand_binop_builtin): Force operands into registers
8935 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8936 ix86_expand_sse_compare, ix86_expand_sse_comi,
8937 ix86_expand_builtin): Likewise.
8939 2005-01-05 Richard Henderson <rth@redhat.com>
8941 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8943 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8944 (mulv4hi3): Set itanium_class mmmul.
8945 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8946 (fpack): Rename from fpack_sfsf.
8948 2005-01-05 Richard Henderson <rth@redhat.com>
8951 * reload1.c (do_input_reload): Restrict the optimization deleteing
8952 a previous output reload to RELOAD_FOR_INPUT.
8954 2005-01-05 Steven Bosscher <stevenb@suse.de>
8956 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8957 comment that we fall through after case.
8958 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8959 (distribute_links): Likewise.
8960 * cse.c (cse_insn): Likewise.
8961 * cselib.c (cselib_invalidate_mem): Likewise.
8962 * df.c: Update comments at the top of the file.
8963 (read_modify_subreg_p): Update comments here too.
8964 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8965 * flow.c (mark_set_1): Likewise.
8966 (mark_used_regs): Likewise.
8967 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8968 (canon_list_insert): Likewise.
8969 (mark_set): Likewise.
8970 (try_replace_reg): Likewise.
8971 (store_killed_in_insn): Likewise.
8972 * loop.c (count_one_set): Likewise.
8973 (basic_induction_var): Likewise.
8974 * postreload-gcse.c (find_mem_conflicts): Likewise.
8975 * postreload.c (reload_combine_note_store): Likewise.
8976 (move2add_note_store): Likewise.
8977 * reload.c (find_equiv_reg): Likewise.
8978 (mark_referenced_resources): Likewise.
8979 * rtlanal.c (set_noop_p): Likewise.
8980 (note_stores): Likewise.
8981 (note_uses): Likewise.
8982 * sched-deps.c (sched_analyze_1): Likewise.
8983 * sched-rgn.c (check_live_1): Likewise.
8984 (update_live_1): Likewise.
8985 * config/i860/i860.c: Likewise.
8987 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8989 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8991 * doc/rtl.texi: Update documentation for bit-fields and SET.
8993 2005-01-05 Roger Sayle <roger@eyesopen.com>
8995 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8997 2005-01-05 Jan Hubicka <jh@suse.cz>
8998 Richard Henderson <rth@redhat.com>
9001 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9004 2005-01-05 Richard Henderson <rth@redhat.com>
9007 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9008 (sse_shufps): Change operand 3 to const_int_operand.
9009 (sse2_storelps): Fix typo in template.
9010 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9011 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9012 (ix86_expand_builtin): Likewise.
9014 2005-01-05 Julian Brown <julian@codesourcery.com>
9016 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9017 as aggregates for AAPCS ABIs.
9019 2005-01-05 Stan Shebs <shebs@apple.com>
9021 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9022 Mach-O getters if ppc64.
9023 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9025 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9026 signed four-byte field for global code case.
9027 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9029 2005-01-05 Roger Sayle <roger@eyesopen.com>
9032 * c-common.c: Include real.h.
9033 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9034 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9035 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9036 * Makefile.in (c-common.o): Update dependencies.
9038 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9040 * c-parse.in (asm_string): Add trailing semicolon.
9042 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9044 * c-parse.in (asm_string): New. Don't allow wide strings in
9046 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9047 asm_string instead of STRING.
9049 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9051 * c-typeck.c (constructor_no_implicit): Remove.
9052 (set_designator, process_init_element): Don't check
9053 constructor_no_implicit.
9055 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9056 Kaz Kojima <kkojima@gcc.gnu.org>
9059 * lcm.c (create_pre_exit): New.
9060 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9061 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9063 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9065 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9066 -msoft-float in target_float_switch.
9067 * arm.c (arm_override_options): Fix processing of target_float_switch.
9069 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9071 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9074 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9076 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9077 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9079 2005-01-04 Roger Sayle <roger@eyesopen.com>
9081 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9082 if deleting the then-block allows the test-block to fallthru to the
9085 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9088 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9089 after the full declaration if the are in two different TUs.
9091 2005-01-04 Richard Henderson <rth@redhat.com>
9094 * tree-sra.c (generate_one_element_init): Just
9095 call gimplify_and_add.
9096 (generate_element_init): Record the
9097 new referenced variables and mark them for renaming
9098 and split out to ...
9099 (generate_element_init_1): This.
9100 (scalarize_init): Don't call push_gimplify_context/
9101 pop_gimplify_context.
9103 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9105 * toplev.c (get_src_pwd): Handle failure of getpwd().
9107 2005-01-04 Roger Sayle <roger@eyesopen.com>
9109 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9111 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9112 all the cases handled by it are inverted by invert_truthvalue.
9114 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9116 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9117 (save_register_windowsi): Likewise.
9119 2005-01-04 Richard Henderson <rth@redhat.com>
9121 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9123 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9126 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9127 any simplifications of vector mode comparison operators.
9128 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9130 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9131 Devang Patel <dpatel@apple.com>
9133 PR tree-optimization/18308
9134 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9135 the operands before creating a new expression.
9136 * dojump.c (do_jump): Make drop_through_label available
9137 for all cases. Add expansion of COND_EXPR.
9139 2005-01-04 Ira Rosen <irar@il.ibm.com>
9141 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9142 INTEGER_CST instead of TREE_CONSTANT.
9143 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9144 instead of TREE_CONSTANT.
9145 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9146 instead of TREE_CONSTANT.
9148 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9150 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9152 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9155 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9156 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9158 2005-01-03 Richard Henderson <rth@redhat.com>
9160 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9161 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9162 fold_convert_const_real_from_real): Split out from ...
9163 (fold_convert_const): ... here.
9165 2005-01-03 Richard Henderson <rth@redhat.com>
9168 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9169 (mov<MMXMODEI>_internal): Likewise.
9170 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9171 Add V2SF case; use it for SSE1; don't use TI.
9172 (movdf_integer): Likewise.
9173 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9175 2005-01-03 Ira Rosen <irar@il.ibm.com>
9177 * tree-vectorizer.c (vect_strip_conversions): New function.
9178 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9179 check for binary class.
9181 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9185 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9187 * gimple-low.c (mark_blocks_with_used_vars): New function.
9188 (mark_blocks_with_used_subblocks): Ditto.
9189 (mark_used_blocks): Ditto.
9190 (pass_mark_used_blocks): New pass.
9191 * tree-inline.c: Include debug.h.
9192 (expand_call_inline): Call outlining_inline_function here.
9193 * tree-optimize.c (init_tree_optimization_passes): Add
9194 pass_mark_used_blocks.
9195 * tree-pass.h (pass_mark_used_blocks): New.
9196 * Makefile.in (tree-inline.o): Add debug.h dependency.
9198 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9200 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9201 VAR_DECLs to have weak_import attribute.
9203 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9206 2004-01-03 Steven Bosscher <stevenb@suse.de>
9208 * passes.c (rest_of_compilation): Don't run regmove if only
9209 flag_expensive_optimizations, require flag_regmove instead.
9211 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9213 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9215 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9216 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9217 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9218 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9220 2005-01-03 Richard Henderson <rth@redhat.com>
9222 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9223 (ia64_const_ok_for_letter_p): New.
9224 (ia64_const_double_ok_for_letter_p): New.
9225 (ia64_extra_constraint): New.
9226 (ia64_expand_vecint_compare): New.
9227 (ia64_expand_vcondu_v2si): New.
9228 (ia64_expand_vecint_cmov): New.
9229 (ia64_expand_vecint_minmax): New.
9230 (ia64_print_operand): Add 'v'.
9231 (ia64_preferred_reload_class): New.
9232 (ia64_vector_mode_supported_p): New.
9233 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9234 (PREFERRED_RELOAD_CLASS): Move to function.
9235 (CONST_OK_FOR_LETTER_P): Move to function.
9236 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9237 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9238 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9239 (EXTRA_CONSTRAINT): Move to function.
9240 * config/ia64/ia64.md: Include vect.md.
9241 (itanium_class): Add mmalua.
9243 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9245 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9246 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9248 (const_int_2bit_operand): New.
9249 (fr_reg_or_0_operand): New.
9250 * config/ia64/ia64-modes.def: Add vector modes.
9251 * config/ia64/ia64-protos.h: Update.
9252 * config/ia64/vect.md: New file.
9254 2005-01-03 Richard Henderson <rth@redhat.com>
9256 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9258 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9261 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9263 (log1pdf2): Change mode of operands[0,1] to DFmode.
9265 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9267 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9268 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9269 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9270 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9271 SPARC_RELAXED_ORDERING.
9273 2005-01-03 Richard Henderson <rth@redhat.com>
9274 Uros Bizjak <uros@kss-loka.si>
9277 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9278 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9279 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9281 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9282 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9283 const_pow2_1_to_128_operand): New predicates.
9285 2005-01-02 Greg McGary <greg@mcgary.org>
9287 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9289 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9290 object. [ptr_type]: Remove unused variable.
9291 Remember nearest addressable array-element or record-component
9292 when checking bitfield components. Tolerate empty BIND_EXPR.
9294 2005-01-01 Richard Henderson <rth@redhat.com>
9296 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9297 that don't narrow the value. Fail for other conversions.
9299 2005-01-01 Richard Henderson <rth@redhat.com>
9302 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9303 * c-lang.c (finish_file): Don't do it here.
9304 * objc/objc-act.c (objc_finish_file): Likewise.
9306 * cgraph.c (decl_assembler_name_equal): New.
9307 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9308 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9309 * cgraph.h (struct cgraph_varpool_node): Add next.
9310 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9311 * varasm.c (assemble_alias): Mark the target as needed.
9313 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9316 * function.c (get_arg_pointer_save_area): Use entry_of_function
9317 instead of get_insns.
9319 2005-01-01 Roger Sayle <roger@eyesopen.com>
9320 Andrew Pinski <pinskia@physics.uc.edu>
9321 James E. Wilson <wilson@specifixinc.com>
9323 PR rtl-optimization/12092
9324 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9327 2005-01-01 Roger Sayle <roger@eyesopen.com>
9328 Olivier Hainque <hainque@act-europe.fr>
9330 * tree.c (int_fits_type_p): A narrower type always fits in a
9331 wider one, except for negative values into unsigned types.
9333 2005-01-01 Roger Sayle <roger@eyesopen.com>
9335 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9336 with the original constant rather than require TREE_OVERFLOW.
9338 2005-01-01 Steven Bosscher <stevenb@suse.de>
9341 * c-decl.c (finish_function): If compiling C99, annotate the
9342 compiler generated return with the current file name and line 0.
9343 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9344 the source line is greater than 0.
9345 (remove_bb): Likewise.
9347 See ChangeLog.12 for earlier changes.