| blob | 9b9ff0d25ce306e9540a7a271974bcf027c54644 |
1 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
3 PR target/20632
4 * genautomata.c (first_cycle_unit_presence): Check all alternative
5 states for unit presence.
7 * doc/md.texi: Remove remark about impossibility to query unit
8 presence in non nondeterministic automaton state.
10 * config/ia64/ia64.c (get_template): Change order of unit querying.
12 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
14 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
15 obsolete comment.
17 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
19 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
20 flag for edges outside any loops.
22 2005-03-31 Janis Johnson <janis187@us.ibm.com>
24 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
26 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
28 * tree-ssa-alias.c: Follow spelling conventions.
29 * doc/tree-ssa.texi: Fix a typo.
31 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
33 * postreload-gcse.c: Include target.h.
34 (gcse_after_reload_main): Return early if we cannot modify jumps.
35 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
37 2005-03-31 David Edelsohn <edelsohn@gnu.org>
39 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
40 expensive operations.
42 2005-03-31 Ian Lance Taylor <ian@airs.com>
44 * collect2.c (lderrout): New variable.
45 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
46 if it is set, to stderr.
47 (handler): Unlink lderrout if it is set.
48 (dump_file): Add "to" parameter. Change all callers.
49 (main): Initialize lderrout.
50 (collect_execute): Add errname parameter. Change all callers.
51 Rename redir parameter to outname. Never pass
52 PEX_STDERR_TO_STDOUT to pex_run.
53 * collect2.h (collect_execute, dump_file): Update declarations.
54 * tlink.c (tlink_execute): Add errname parameter. Change all
55 callers.
56 (do_tlink): Check lderrout as well as ldout.
58 2005-03-31 Caroline Tice <ctice@apple.com>
60 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
61 (bb-reorder.o): Add errors.h to list of requirements.
62 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
63 profiledbootstrap flags.
64 * bb-reorder.c (errors.h): Add new include.
65 (struct bbro_basic_block_data_def): Add new field, in_trace.
66 (add_unlikely_executed_notes): Remove function.
67 (mark_bb_for_unlikely_executed_section): Remove function.
68 (insert_section_boundary_note): New function.
69 (verify_hot_cold_block_grouping): New function.
70 (push_to_next_round_p): Remove variables and tests that push all
71 cold blocks to last round.
72 (find_traces): Remove code that added extra round of trace finding
73 when doing partitioning.
74 (find_traces_1_round) : Remove variable last_round; add code to
75 update new struct field, in_trace; correct trace_length where it was
76 incorrect before (after call to copy_bb); change code that pushed all
77 cold blocks to last round. Instead verify that all blocks going into
78 a trace belong in the same partition.
79 (connect_traces): Modify to connect the traces in two passes, if the
80 function contains both hot and cold blocks. The first pass connects
81 all the traces for blocks in the partition that the first block in
82 the function belongs to; the second pass connnects all the traces
83 containing blocks that belong in the other partition.
84 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
85 code that automatically put the first block in a function into the
86 hot partition if the function had any hot blocks.
87 (fix_crossing_unconditional_branches): Check number of succ edges
88 before attempting to get one.
89 (fix_edges_for_rarely_executed_code): Update comment describing
90 function.
91 (reorder_basic_blocks): Add code to initialize new field (in_trace);
92 remove call to add_unlikely_executed_notes; add call to
93 verify_hot_cold_block_grouping.
94 (duplicate_computed_gotos): Don't change computed goto if it's a
95 crossing edge.
96 (partition_hot_cold_basic_blocks): Update function comment.
97 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
98 condition.
99 (try_forward_edges): Likewise.
100 (merge_blocks_move_predecessor_nojumps): Likewise.
101 (merge_blocks_move_successor_nojumps): Likewise.
102 (merge_blocks_move): Likewise.
103 (try_crossjump_bb): Likewise.
104 * cfglayout.c (update_unlikely_executed_notes): Remove function.
105 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
106 notes to cold bb's; remove call to update_unlikely_executed_notes.
107 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
108 NOTE_INSN_SWITCH_TEXT_SECTIONS.
109 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
110 function declaration.
111 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
112 from consideration.
113 (rtl_can_merge_blocks): Remove redundancy from condition.
114 (try_redirect_by_replacing_jump): Likewise.
115 (force_nonfallthru_and_redirect): Remove code for adding
116 UNLIKELY_EXECUTED_CODE notes to cold bb's.
117 (commit_one_edge_insertion): Likewise.
118 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
119 * dbxout.c (FORCE_TEXT): Replace function_section with
120 current_function_section.
121 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
122 function, switch_text_section.
123 (struct xcoff_debug): Likewise.
124 (dbxout_function_end): Add code to put out label diffs for both
125 hot and cold sections.
126 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
127 for new debug_hooks funciton, switch_text_section..
128 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
129 switch_text_section.
130 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
131 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
132 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
133 dw_fde_switched_sections.
134 (output_call_frame_info): Add test to see if function switches text
135 sections in the middle; if so, use appropriate extra hot and cold
136 section labels to compute size deltas for the hot and cold sections.
137 (dwarf2out_begin_prologue): Add code to initialize new fields in
138 dw_fde_struct.
139 (dwarf2out_switch_text_section): New function (invoked through
140 debug_hook); updates new fields in dw_fde_struct appropriately and
141 increments separate_line_info_table_in_use.
142 (dwarf2_debug_hooks): Initialize switch_text_section function to be
143 dwarf2out_switch_text_section.
144 (struct var_loc_node): Add new field, section_label.
145 (output_aranges): Add code to check whether in hot or cold section and
146 use the appropriate label in calculating deltas.
147 (output_ranges): Likewise.
148 (output_line_info): Add code to check which section we're in and
149 use appropriate hot/cold label.
150 (add_location_or_constant_value_attribute): Likewise.
151 (gen_subprogam_die): Modify arange attributes to use correct labels.
152 (dwarf2out_begin_block): Change call to function_section into call to
153 current_function_section.
154 (dwarf2out_end_block): Likewise.
155 (dwarf2out_source_line): Likewise.
156 (dwarf2out_var_location): Add code to check whether in hot or cold
157 section and use the appropriate label.
158 * except.c (output_function_exception_table): Change call to
159 function_section into call to current_function_section.
160 * final.c (profile_function): Likewise.
161 (scan_ahead_for_unlikely_executed_note): Remove function.
162 (final_scan_insn): Remove calls to
163 scan_ahead_for_unlikely_executed_note, and related code for switching
164 to cold section, except for the single time
165 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
166 debug_hooks->switch_text_sections; replace appropriate calls to
167 function_section with calls to current_function_section.
168 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
169 test_bb to condition.
170 (find_if_case_2): Likewise.
171 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
172 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
173 * opts.c (decode_options): Change warning about hot/cold partitioning
174 with exceptionss to inform (so as not to cause bootstrap failures);
175 remove warning about partitioning with DWARF debug info.
176 * output.h (current_function_section): Add new function decl.
177 (insert_section_boundary_note): Likewise.
178 (enum in_section): Move this declaration here from varasm.c.
179 (unlikely_section_label): Likewise.
180 (unlikely_text_section_name): Likewise.
181 (last_text_section_name): New global variable.
182 (last_text_section): Likewise.
183 (hot_section_label): Likewise.
184 (hot_section_end_label): Likewise.
185 (cold_section_end_label): Likewise.
186 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
187 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
188 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
189 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
190 insn from consideration.
191 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
192 switch_text_section.
193 * varasm.c (basic-block.h): Add new include.
194 (unlikely_section_label_printed): Remove global variable.
195 (unlikely_section_label): Make global variable not be static any more.
196 (unlikely_text_section_name): Likewise.
197 (hot_section_end_label): New global variable (not static)
198 (first_function_block_is_cold): Likewise.
199 (hot_section_label): Likewise.
200 (cold_section_end_label): Likewise..
201 (last_text_section): New global variable, not static.
202 (last_text_section_name): New global variable, not static.
203 (initialize_cold_section_name): New function.
204 (enum in_section): Move declaration to output.h.
205 (text_section): Update last_text_section.
206 (unlikely_text_section): Replace code to determine cold section name
207 with call to initialize_cold_section_name; Add code to update
208 last_text_section; remove code for printing out label.
209 (named_section_real): Add code to update last_text_section and
210 last_text_section_name as appropriate.
211 (function_section): Change test for 'unlikely' to depend on
212 first_function_block_is_cold (moved old test to
213 current_function_section).
214 (current_function_section): New function.
215 (assemble_start_function): Move code that frees
216 unlikely_text_section_name; initialize hot_section_end_label;
217 print hot and cold section labels at the start of the function;
218 set first_function_block_is_cold, if appropriate; initialize l
219 ast_text_section; add call to insert_section_boundary_note.
220 (assemble_end_function): Add code to write out hot and cold section
221 end labels.
222 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
223 switch_text_section.
224 * config/darwin.c (machopic_select_section): Replace incorrect
225 function in base_funs; update reloc for cold sections if necessary.
226 * config/darwin.h (SECTION_FUNCTION): Add code to update
227 last_text_section if appropriate.
228 (text_unlikely_section): Remove.
229 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
230 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
231 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
232 partitioning for this architecture.
234 2005-03-31 Olivier Hainque <hainque@adacore.com>
236 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
237 defined and non-zero.
239 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
241 PR c++/18644
242 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
243 semantics.
245 2005-03-31 Alan Modra <amodra@bigpond.net.au>
247 PR target/20611
248 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
249 label operand. Remove (use (unspec..)). Don't emit a label on
250 the offset word.
251 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
252 generate inline label for load_toc_v4_PIC_1b.
253 (rs6000_emit_load_toc_table): Likewise.
255 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
257 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
258 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
260 2005-03-29 Devang Patel <dpatel@apple.com>
262 * tree-sra.c (decide_block_copy): Disable scalarization of
263 sub-elements.
265 2005-03-30 Stuart Hastings <stuart@apple.com>
266 Dale Johannesen <dalej@apple.com>
268 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
269 * print-tree.c (print_node): Add case STATEMENT_LIST.
271 2005-03-31 Alan Modra <amodra@bigpond.net.au>
273 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
274 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
275 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
276 is given with "powerpc64*" or "all", or when --with-cpu chooses
277 a 64-bit cpu.
279 2005-03-30 James E. Wilson <wilson@specifixinc.com>
281 PR debug/20268
282 * dwarf2out.c (add_high_low_attributes): New function, extracted from
283 gen_lexical_block_die.
284 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
286 2005-03-31 Jan Hubicka <jh@suse.cz>
288 2004-11-02 Jan Hubicka <jh@suse.cz>
290 * cgraph.c (cgraph_varpool_node_name): New function.
291 (dump_cgraph_varpool_node): New function.
292 (dump_varpool): New function.
293 * cgraphunit.c (cgraph_optimize): Dump varpool.
295 2004-10-16 Jan Hubicka <jh@suse.cz>
297 * cgraph.c (decide_is_variable_needed): New function.
298 (cgraph_varpool_finalize_decl): Use it.
299 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
300 unit-at-a-time.
301 * final.c (output_addr_const): Do not call mark_referenced.
302 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
303 always go via cgraph.
304 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
305 (check_global_declarations): Ifdef out code clearing DECL_RTL.
306 * tree-optimize.c (execute_inline): Mark functions called.
307 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
309 2004-10-11 Jan Hubicka <jh@suse.cz>
311 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
312 (cgraph_varpool_last_needed_node): New static variable.
313 (enqueue_needed_varpool_node): Break out from ...; add items to the
314 end of queue; update first pointers.
315 (cgraph_varpool_mark_needed_node): ... here.
316 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
317 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
318 * cgraph.h (cgraph_varpool_node): Add analyzed field.
319 (cgraph_varpool_first_unanalyzed_node): Declare.
320 * cgraphunit.c: Include output.h.
321 (cgraph_varpool_analyze_pending_decls): New function.
322 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
323 for errors, analyze pending decls.
324 (cgraph_finalize_compilation_unit): Only analyze decls.
325 (cgraph_optimize): Assemble the decls after expanding.
327 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
329 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
330 subvars get marked properly in tags for grouping.
331 (add_pointed_to_var): Mark only actual pointed to
332 variables/subvars in addresses needed.
333 (create_overlap_variables_for): Clear call clobbered on original
334 variable.
335 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
336 addresable vars with subvars into list.
337 * tree-ssa.c (verify_ssa_name): Verify original is not used where
338 subvar should be.
340 2005-03-30 Richard Henderson <rth@redhat.com>
342 * cgraph.h (struct cgraph_node): Add alias.
343 * varasm.c (assemble_alias): Set it.
344 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
345 avoid calling cgraph_expand_function.
347 2005-03-30 Tom Tromey <tromey@redhat.com>
349 * tree.def (FILE_TYPE): Removed.
350 * typeclass.h (enum type_class): Removed file_type_class.
351 * dwarf2out.c (is_base_type): Updated.
352 (gen_type_die): Likewise.
353 * dbxout.c (dbxout_type): Updated.
354 * builtins.c (type_to_class): Updated.
355 * tree.c (type_contains_placeholder_1): Updated.
356 * config/sparc/sparc.c (sparc_type_code): Updated.
357 * config/ia64/ia64.c (hfa_element_mode): Updated.
358 * expr.c (count_type_elements): Updated.
359 * stor-layout.c (layout_type): Updated.
360 * tree-inline.c (remap_type): Updated.
361 * tree-pretty-print.c (dump_generic_node): Updated.
363 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
365 * builtins.c (expand_builtin_powi): Fix mode of
366 2nd argument to match int.
367 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
368 2nd argument type to int.
369 * libgcc2.c: Change prototype of __powi* functions to use
370 int.
372 2005-03-30 Dale Johannesen <dalej@apple.com>
374 PR middle-end/19225
375 * calls.c (expand_call): Flush pending deferrals before
376 throwing call.
378 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
380 PR c/772
381 PR c/17913
382 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
383 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
384 c_label_context, label_context_stack): New.
385 * c-decl.c (define_label): Check for jumps into statement
386 expressions. Add label to list of defined labels.
387 (start_function): Push context on label_context_stack.
388 (finish_function): Pop context from label_context_stack.
389 * c-typeck.c (label_context_stack): New.
390 (c_finish_goto_label): Check for jumps into statement
391 expressions. Add label to list of jumped to labels.
392 (struct c_switch): Add blocked_stmt_expr.
393 (c_start_case): Initialize it.
394 (do_case): Check it.
395 (c_finish_case): Verify !blocked_stmt_expr.
396 (c_begin_stmt_expr): Push context on label_context_stack.
397 Increment blocked_stmt_expr. Mark labels jumped to from outside
398 as undefinable.
399 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
400 defined in the statement expression and no longer jumpable to.
401 Mark labels jumped to from just outside the statement expression
402 as again definable. Pop context from label_context_stack.
403 * doc/extend.texi (Statement Exprs): Update.
405 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
407 PR c/20368
408 * c-decl.c (start_function): Check for old_decl being
409 error_mark_node.
411 2005-03-30 Ian Lance Taylor <ian@airs.com>
413 * final.c (final): Remove prescan parameter. Change all callers.
414 (final_scan_insn): Remove prescan parameter. Change all callers.
416 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
418 * tree-vectorizer.c: Fix comment typos.
420 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
422 * tree-scalar-evolution.c (instantiate_parameters_1): Return
423 as soon as a chrec_dont_know is detected.
425 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
427 Merge from csl-arm-branch.
428 2004-02-12 Mark Mitchell <mark@codesourcery.com>
430 * tlink.c (recompile_files): Do not assume that "rename" can
431 overwrite an existing file.
433 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
435 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
436 * gcc/configure: Regenerate.
438 2005-03-30 Alan Modra <amodra@bigpond.net.au>
440 * doc/install.texi: Update binutils requirement for powerpc*-linux.
442 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
444 * calls.c (struct arg_data): Update "partial" comment.
445 (load_register_parameters): Update "nregs" comment.
447 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
449 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
450 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
451 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
452 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
453 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
454 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
455 than target_flags & 0.
456 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
457 (iq2000_arch, iq2000_parse_cpu): Delete.
458 (TARGET_HANDLE_OPTION): Override default.
459 (iq2000_handle_option): New function.
460 (override_options): Remove -march= and -mcpu= handling.
461 * config/iq2000/iq2000.opt: New file.
463 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
465 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
466 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
467 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
468 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
469 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
470 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
471 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
472 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
473 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
474 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
475 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
476 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
477 (c4x_rpts_cycles_string, c4x_cpu_version_string)
478 (TARGET_OPTIONS): Delete.
479 (c4x_rpts_cycles, c4x_cpu_version): Declare.
480 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
481 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
482 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
483 (c4x_cpu_version_string): Delete.
484 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
485 (c4x_handle_option): New function. Map -m3x and -m4x options to the
486 equivalent -mcpu= option.
487 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
488 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
489 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
490 or clearing the appropriate MASK_* bit.
491 (c4x_file_start): Use c4x_cpu_version.
492 * config/c4x/c4x.opt: New file.
494 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
496 * doc/options.texi: Document the new MaskExists flag.
497 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
498 if the option has the MaskExists flag.
500 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
502 * opt-functions.awk (flag_set_p, test_flag): New functions.
503 (switch_flags): Use them.
504 * opth-gen.awk: Use flag_set_p to check for flags.
505 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
507 2005-03-30 Ian Lance Taylor <ian@airs.com>
509 * config.host (i[34567]86-*-mingw32*): Don't set
510 host_can_use_collect2 to no.
512 2005-03-30 Alan Modra <amodra@bigpond.net.au>
514 PR target/20203
515 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
516 Remove convert_memory_address call duplicating that in memory_address.
518 2005-03-29 Richard Henderson <rth@redhat.com>
520 PR c/20519
521 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
522 (build_compound_literal): Likewise. Propagate decl type into the
523 initializer.
524 (finish_decl): Likewise. Use new return value from complete_array_type
525 for zero sized arrays.
526 (complete_array_type): Move ...
527 * c-common.c (complete_array_type): ... here. Change first argument
528 to pointer-to-type-node. Consistently use sizetype for the index
529 except for zero sized arrays. Detect zero sized arrays for pedantic
530 mode diagnostics. Create a new type node instead of modifying the
531 old node in place.
532 * c-tree.h (complete_array_type): Move decl ...
533 * c-common.h (complete_array_type): ... here.
535 2005-03-29 Richard Henderson <rth@redhat.com>
537 PR tree-opt/19108
538 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
540 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
542 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
543 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
544 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
545 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
547 2005-03-29 Eric Christopher <echristo@redhat.com>
549 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
550 truthvalue conversion removal.
552 2005-03-29 Ian Lance Taylor <ian@airs.com>
554 PR bootstrap/14316
555 * collect2.c: Never include <vfork.h>.
556 (VFORK_STRING, vfork): Don't define.
557 (pid): Remove global variable.
558 (handler): Call raise instead of kill (getpid(), ...).
559 (collect_wait): Add pex parameter. Change all callers. Use
560 pex_get_status rather than pwait.
561 (do_wait): Add pex parameter. Change all callers.
562 (collect_execute): Return struct pex_obj * rather than void. Use
563 pex routines rather than pexecute.
564 (fork_execute): Get pex_obj from collect_execute, and pass it to
565 do_wait.
566 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
567 Only declare quit_handler if SIGQUIT is defined.
568 (scan_libraries): Likewise.
569 * collect2.h (collect_execute): Update declaration.
570 (collect_wait): Update declaration.
571 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
572 pass it to collect_wait.
574 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
576 PR c/20672
577 * c-parser.c (c_parser_compound_statement_nostart): Give error
578 message for EOF instead of just setting parser->error.
580 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
582 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
583 (slpeel_update_phi_nodes_for_guard1): New function.
584 (slpeel_update_phi_nodes_for_guard2): New function.
585 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
586 of slpeel_update_phi_nodes_for_guard.
587 (vectorize_loops): Remove call to loop_closed_rewrite.
588 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
589 assertion.
591 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
593 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
594 (TARGET_LITTLE_ENDIAN): New macro.
595 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
596 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
597 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
598 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
599 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
600 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
601 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
602 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
603 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
604 (TARGET_OPTIONS): Delete.
605 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
606 (CACHE_FLUSH_TRAP): Turn into an integer.
607 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
608 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
609 -mflush-trap is in use.
610 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
611 (m32r_cache_flush_trap_string): Delete.
612 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
613 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
614 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
615 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
616 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
617 -mmodel= and -msdata= handling from...
618 (m32r_init): ...here.
619 * config/m32r/m32r.opt: New file.
621 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
623 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
624 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
625 * tree-vect-analyze.c (vect_object_analysis): additional parm
626 pass back a "struct ptr_info_def *" with the points-to info.
627 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
628 statement using info returned from vect_object_analysis.
629 * tree-vect-transform.c (update_vuses_to_preheader): New function.
630 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
631 for virtual uses and defs when creating a replacement vector
632 reference. Call duplicate_ssa_name_ptr_info to define points-to
633 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
634 (vectorizable_store): copy_virtual_operands and update
635 definition statements.
636 (vectorizable_load): copy_virtual_operands. Remove call to
637 mark_call_clobbered_vars_to_rename for call to "const" builtin.
638 * tree-vectorizer.c (vectorize_loops): Remove calls to
639 rewrite_into_ssa and bitmap_clear (vars_to_rename).
640 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
641 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
642 define macro STMT_VINFO_PTR_INFO for use in accessing.
643 * tree.h add export of duplicate_ssa_name_ptr_info.
644 * rs6000.c (altivec_init_builtins): Declare builtin function
645 __builtin_altivec_mask_for_load to be "const".
647 2005-03-29 Jakub Jelinek <jakub@redhat.com>
649 PR middle-end/20622
650 * cgraph.h (struct cgraph_varpool_node): Add alias field.
651 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
652 assemble_variable on aliases.
653 * varasm.c (assemble_alias): Set node->alias.
654 * toplev.c (wrapup_global_declarations): Don't call
655 rest_of_decl_compilation on aliases again.
657 2005-03-29 Paul Brook <paul@codesourcery.com>
659 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
660 * config/arm/arm.c (arm_dbx_register_number): New function.
661 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
663 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
665 PR middle-end/20263
666 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
667 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
669 2005-03-29 Dale Johannesen <dalej@apple.com>
671 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
672 $(TREE_H) and $(COVERAGE_H).
673 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
674 * opts.c (common_handle_option): Enable tree-based value transforms.
675 * toplev.c (process_options): Ditto.
676 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
677 refers to references to this type.
678 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
679 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
680 for may_be_more, may_be_less.
681 (rtl_gen_pow2_profiler): Adjust.
682 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
683 (rtl_gen_one_value_profiler): Adjust.
684 (rtl_gen_const_delta_profiler): Adjust.
685 * tree-profile.c (tree_gen_interval_profiler): Implement.
686 (tree_gen_pow2_profiler): Ditto.
687 (tree_gen_one_value_profiler): Ditto.
688 (tree_profiling): New.
689 (pass_tree_profile): Reference it.
690 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
691 tree.h, gcov-io.h.
692 (insn_divmod_values_to_profile): Rename to
693 rtl_divmod_values_to_profile. Adjust.
694 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
695 (insn_prefetch_values_to_profile): Adjust.
696 (rtl_value_profile_transformations): Adjust.
697 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
698 (gen_mod_pow2): Rename to rtl_mod_pow2.
699 (gen_mod_subtract): Rename to rtl_mod_subtract.
700 (divmod_fixed_value_transform): Rename to
701 rtl_divmod_fixed_value_transform.
702 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
703 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
704 (rtl_find_values_to_profile): Adjust.
705 (tree_value_profile_transformations): Implement.
706 (tree_divmod_values_to_profile): New.
707 (tree_values_to_profile): New.
708 (tree_divmod_fixed_value): New.
709 (tree_mod_pow2): New.
710 (tree_mod_subtract): New.
711 (tree_divmod_fixed_value_transform): New.
712 (tree_mod_pow2_value_transform): New.
713 (tree_mod_subtract_transform): New.
714 (tree_find_values_to_profile): Implement.
715 * profile.c (instrument_values): Free histograms.
716 (compute_value_histograms): Adjust. Implement tree version.
718 2005-03-29 Uros Bizjak <uros@kss-loka.si>
720 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
721 * config/i386/i386.c (output_fix_trunc): Add new round_mode
722 variable. Output "fldcw" depending on round_mode.
723 * config/i386/i386.md (UNSPEC_FIST): New.
724 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
725 New isns patterns to implement lrint and llrint built-ins as x87
726 intrinsic function.
727 (fistdi2, fist<mode>2 splitters): New splitters.
728 (lrint<mode>2): New expanders.
730 2005-03-28 Ian Lance Taylor <ian@airs.com>
732 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
733 0 when calling final_scan_insn.
735 2005-03-28 Jan Hubicka <jh@suse.cz>
737 PR middle-end/20635
738 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
739 as needed.
741 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
742 types where possible.
744 2005-03-26 Per Bothner <per@bothner.com>
746 Make -f[no-]show-column also control non-cpp diagnostics.
747 * c.opt (fshow-column): Move option from here ...
748 * common.opt (fshow-column): ... to here.
749 * diagnostic.c (diagnostic_build_prefix): Only print column number
750 if flag_show_column.
752 2005-03-27 Steven Bosscher <stevenb@suse.de>
754 * vax-protos.h (vax_output_int_move, vax_output_int_add,
755 vax_output_conditional_branch): New prototypes.
756 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
757 extracted from vax.md mov and add patterns.
758 (vax_output_conditional_branch): New function to output conditional
759 branch instructions.
760 * vax.md: Use mode macros for arithmetic and mov patterns.
761 Use code macros for the jump patterns.
763 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
765 * Makefile.in (libbackend.o): Depend on version files;
766 add custom generation command.
768 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
770 PR target/20636
771 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
772 sure that we have a REG before getting its REGNO.
774 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
776 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
777 * builtins.def (BUILT_IN_STRNDUP): New.
779 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
781 PR tree-optimization/20470
782 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
783 ABS(x-y).
785 2005-03-25 Mike Stump <mrs@apple.com>
787 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
788 sized objects.
790 2005-03-25 Geoffrey Keating <geoffk@apple.com>
792 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
793 Use our own structure definitions.
795 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
796 (fix_truncdfsi2): Allow registers or memory as destination.
797 When TARGET_PPC_GFXOPT, generate simplified pattern.
798 (fix_truncdfsi2_internal): Use define_insn_and_split.
799 (fix_truncdfsi2_internal_gfxopt): New.
800 (fctiwz): Don't confuse register allocation by giving it no choices.
801 (stfiwx): New.
802 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
803 (EXTRA_MEMORY_CONSTRAINT): Likewise.
804 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
805 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
807 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
809 * dominance.c (free_dominance_info): Speed up by freeing et
810 data structures without maintaining other nodes.
811 * et-forest.c (et_free_tree_force): New.
812 * et-forest.h: Add a prototype for et_free_tree_force.
814 * tree.c (get_set_constructor_bits,
815 get_set_constructor_bytes): Remove.
816 * tree.h: Remove the corresponding prototypes.
818 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
820 PR target/15491
821 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
822 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
823 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
824 PRE_DEC, NEG and NOT.
826 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
828 * fold-const.c: Convert uses of fold (build (...)) to
829 fold_buildN.
831 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
833 PR rtl-optimization/20249
834 * cse.c (insert_regs): Do not record equivalence of registers in
835 different modes.
837 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
839 * emit-rtl.c (reverse_comparison): Remove.
840 * rtl.h: Remove the corresponding prototype.
842 2005-03-24 James E Wilson <wilson@specifixinc.com>
844 * doc/install.texi (--enable-altivec): Delete docs.
846 2005-03-24 David Edelsohn <edelsohn@gnu.org>
848 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
849 SFmode and DFmode before reload when
850 flag_unsafe_math_optimizations not enabled.
852 2005-03-24 Geoffrey Keating <geoffk@apple.com>
854 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
856 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
857 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
859 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
861 * configure.ac (enable-checking): Add 'runtime' option.
862 * doc/install.texi (enable-checking): Document 'runtime' checking.
863 * tsystem.h (gcc_assert, gcc_unreachable): Define.
864 * config.in: Regenerated.
865 * configure: Regenerated.
867 2005-03-23 Uros Bizjak <uros@kss-loka.si>
869 * optabs.h (enum optab_index): Remove OTI_llrint.
870 (llrint_optab): Remove macro.
871 * optabs.c (init_optabs): Remove llrint_optab initialization.
872 * genopinit.c (optabs): Remove llrint_optab implementation.
873 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
874 using lrint_optab.
876 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
878 PR rtl-optimization/20532
879 * simplify-rtx.c (simplify_binary_operation_1): Protect from
880 overflow when adding coefficients for PLUS or MINUS.
881 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
882 two as multiplier.
884 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
886 * langhooks.h (truthvalue_conversion): Remove.
887 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
888 LANG_HOOKS_TRUTHVALUE_CONVERSION.
889 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
890 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
891 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
893 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
895 * params.def: Fix a typo.
896 * config/mips/mips.c: Follow the spelling convensions.
897 * doc/invoke.texi: Fix typos.
899 2005-03-18 Dale Johannese <dalej@apple.com>
901 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
903 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
905 Fix PR tree-optimization/20601
907 * tree-ssa-pre.c (insert_aux): Add missing condition to
908 constification.
910 2005-03-23 Ian Lance Taylor <ian@airs.com>
912 * final.c (final_scan_insn): Don't remove no-op instructions.
913 * reload1.c (reload): Remove simple no-op instructions even when
914 not optimizing.
916 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
918 PR tree-optimization/20501
919 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
920 reporting that peeling for alignment is applied moved to...
921 * (vect_analyze_data_refs_alignment): Here.
923 2005-03-23 Ian Lance Taylor <ian@airs.com>
925 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
927 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
929 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
930 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
932 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
934 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
935 imply that this is called once, independent of asms in code.
936 Adjust to now being pased output and input lists. Mention helper
937 function decl_overlaps_hard_reg_set_p.
938 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
939 hook_tree_tree_identity and to take three trees, returning third.
940 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
941 prototype.
942 * stmt.c: include hard-reg-set.h before tree.h.
943 (decl_overlaps_hard_reg_set_p): New function, broken out from...
944 (decl_conflicts_with_clobbers_p): Call
945 decl_overlaps_hard_reg_set_p.
946 (expand_asm_operands): Pass output and input lists in call to
947 targetm.md_asm_clobbers.
948 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
949 hook_tree_tree_tree_tree_3rd_identity.
950 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
951 parameters.
952 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
953 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
954 parameters, first two unused.
955 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
956 parameters. Only add MOF to clobbers if there's no 'h' mentioned
957 in constraint letters and MOF is not mentioned as a asm-declared
958 register in neither of the input and output lists.
960 2005-03-23 DJ Delorie <dj@redhat.com>
962 * optabs.c (expand_binop): Make sure the first subword's result
963 gets stored.
965 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
967 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
968 Call c_common_truthvalue_conversion rather than
969 lang_hooks.truthvalue_conversion.
970 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
971 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
972 c-typeck.c.
973 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
974 c_common_truthvalue_conversion.
975 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
976 c_parser_conditional_expression, c_parser_binary_expression): Call
977 c_objc_common_truthvalue_conversion.
978 * c-typeck.c (build_unary_op): Call
979 c_objc_common_truthvalue_conversion.
980 (build_conditional_expr): Do not call
981 lang_hooks.truthvalue_conversion.
982 (build_binary_op): Call c_common_truthvalue_conversion.
983 (c_objc_common_truthvalue_conversion): Moved from
984 c-objc-common.c. Call default_function_array_conversion instead
985 of default_conversion.
987 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
989 * c-common.h (default_conversion): Remove.
990 (perform_integral_promotions): Add.
991 * c-tree.h (default_conversion): Add.
992 * c-typeck.c (perform_integral_promotions): New, split out from
993 default_conversion.
994 * c-common.c (check_case_value): Use perform_integral_promotions,
995 not default_conversion.
996 (c_add_case_label): Don't continue processing case label after
997 found to be pointer.
999 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1001 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1002 the prefix list if we have already added a multilib directory
1003 based on that path.
1004 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1005 search with -L.
1007 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1009 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1010 static.
1011 * reload.h: Remove the prototype for indirect_symref_ok.
1013 * reload1.c (indirect_symref_ok): Make it global.
1014 * reload.h: Add a prototype for indirect_symref_ok.
1016 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1018 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1019 ashlhi3 expander.
1021 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1023 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1025 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1027 * c-opts.c (c_common_parse_file): Only start/end main source file
1028 if debug hooks says the writer wants it.
1029 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1030 member.
1031 (xcoff_debug_hooks): Ditto.
1032 * debug.c (do_nothing_hooks): Ditto.
1033 * debug.h (gcc_debug_hooks): Ditto.
1034 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1035 * sdbout.c (sdb_debug_hooks): Ditto.
1036 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1038 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1040 * doc/extend.texi: Deprecate C++ min/max operators.
1042 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1044 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1045 artificial original candidates.
1047 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1048 Jan Hubicka <jh@suse.cz>
1049 Steven Bosscher <stevenb@suse.de>
1051 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1052 call cost based on argument sizes.
1053 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1054 inlining.
1055 * params.def: (max-inline-inssn-single): Set to 450.
1056 (max-inline-insns-auto): Set to 90.
1057 (max-inline-insns-recursive): Set to 450
1058 (max-inline-insns-recursive-auto): Set to 450.
1059 (large-function-insns): Set to 2700.
1060 (inline-call-cost): New parameter.
1061 * tree-inline.c (estimate_move_cost): New function.
1062 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1063 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1064 based on arguments.
1065 * tree-inline.h (estimate_move_cost): Declare.
1066 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1067 (max-inline-insns-auto): Change default to 90.
1068 (max-inline-insns-recursive): Change default to 450
1069 (max-inline-insns-recursive-auto): Change default to 450.
1070 (large-function-insns): Change default to 2700.
1071 (inline-call-cost): Document new parameter.
1073 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1075 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1076 (TARGET_DEFAULT): Delete.
1077 * config/i860/i860.opt: New file.
1079 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1081 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1082 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1083 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1084 (frv_sched_lookahead): Delete.
1085 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1086 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1087 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1088 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1089 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1090 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1091 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1092 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1093 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1094 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1095 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1096 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1097 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1098 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1099 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1100 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1101 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1102 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1103 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1104 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1105 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1106 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1107 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1108 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1109 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1110 (frv_sched_lookahead): Delete.
1111 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1112 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1113 (frv_handle_option): New function. Move -mcpu= handling from...
1114 (frv_override_options): ...here. Remove handling of other
1115 TARGET_OPTIONS.
1116 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1117 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1118 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1119 and TARGET_NO_MULTI_CE.
1120 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1121 !TARGET_VLIW_BRANCH.
1122 * config/frv/frv.opt: New file.
1124 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1126 * fold-const.c (fold_ternary): Take decomposed arguments of
1127 CALL_EXPR.
1128 (fold): Update a call to fold_ternary.
1130 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1131 * tree.h: Add corresponding prototypes.
1133 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1135 PR target/20561
1136 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1137 between jump table and its label.
1138 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1139 resp. ADDR_DIFF_VEC and the label preceeding it.
1140 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1141 is emitted in the right section.
1143 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1145 * fold-const.c (fold_unary, fold_binary): Update comments
1146 about arguments.
1148 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1150 PR rtl-optimization/20527
1151 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1152 REG_INC note, test that the register also isn't mentioned in PRED
1153 or SUCC.
1155 2005-03-22 Ben Elliston <bje@au.ibm.com>
1157 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1158 and definition.
1160 2005-03-21 Mike Stump <mrs@apple.com>
1162 * varasm.c (default_assemble_visibility): Remove extra ().
1164 2005-03-21 Roger Sayle <roger@eyesopen.com>
1166 PR middle-end/20557
1167 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1168 to determine whether a block can be duplicated, rather than test
1169 whether the block contains noncopyable insns ourselves.
1171 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1173 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1174 predicates.
1176 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1178 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1180 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1182 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1183 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1184 * config/fr30/fr30.opt: New file.
1186 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1188 Fix PR tree-optimization/20542
1190 * tree-flow-inline.h (overlap_subvar): Move to here.
1191 * tree-ssa-operands.c: From here.
1192 * tree-flow.h (overlap_subvar): Declare.
1193 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1194 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1195 for variables with subvars.
1197 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1199 PR middle-end/20177
1200 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1201 * modulo-sched.c (const_iteration_count): Return on NULL
1202 pre-header.
1203 (print_node_sched_params): Return on NULL dump_file.
1204 (generate_reg_moves): Handle reg-anti dependencies and disregard
1205 closing branch when generating register moves.
1206 (sms_schedule): Mark the SMSed block dirty.
1207 * passes.c (rest_of_handle_sms): Call update_life_info for all
1208 basic-blocks.
1209 * testsuite/gcc.dg/20050321-1.c: New test.
1211 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1213 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1214 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1215 movqi_internal): Likewise.
1217 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1219 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1220 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1221 xtensa_b4const): Delete prototypes.
1222 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1223 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1224 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1225 xtensa_extra_constraint): New prototypes.
1226 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1227 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1228 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1229 move_operand, const_float_1_operand, fpmem_offset_operand,
1230 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1231 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1232 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1233 argument type to HOST_WIDE_INT.
1234 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1235 xtensa_mask_immediate): Likewise.
1236 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1237 Likewise. Also make these functions static.
1238 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1239 (xtensa_const_ok_for_letter_p): New.
1240 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1241 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1242 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1243 move_operand, const_float_1_operand, fpmem_offset_operand,
1244 branch_operator, ubranch_operator, boolean_operator): Move to
1245 predicates.md.
1246 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1247 (xtensa_mem_offset): Change return type to bool.
1248 (xtensa_extra_constraint): New.
1249 (gen_int_relational): Update type of const_range_p function pointer.
1250 Use xtensa_b4const_or_zero.
1251 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1252 xtensa_const_ok_for_letter_p. Update comments.
1253 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1254 (PREDICATE_CODES): Delete.
1255 * config/xtensa/xtensa.md: Include predicates.md.
1256 * config/xtensa/predicates.md: New file.
1258 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1260 * config/v850/v850-protos.h: Remove the prototypes for
1261 reg_or_int9_operand, reg_or_const_operand,
1262 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1263 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1264 movsi_source_operand, power_of_two_operand,
1265 not_power_of_two_operand, special_symbolref_operand,
1266 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1267 register_is_ok_for_epilogue.
1268 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1269 reg_or_int9_operand, reg_or_const_operand,
1270 call_address_operand, special_symbolref_operand,
1271 movsi_source_operand, power_of_two_operand,
1272 not_power_of_two_operand, register_is_ok_for_epilogue,
1273 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1274 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1275 predicates.md.
1276 * config/v850/v850.h (PREDICATE_CODES): Remove.
1277 * config/v850/v850.md: Include predicates.md.
1278 * config/v850/predicates.md: New.
1280 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1282 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1283 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1284 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1285 (itoolsdir, itoolsdatadir): Move definition above new first use.
1286 (install-itoolsdirs): New rule.
1287 (install-mkheaders): Depend on install-itoolsdirs, not
1288 install-include-dir.
1290 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1292 * tree-into-ssa.c: Remove obsolete comments.
1294 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1296 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1297 unrolling if -fpeel-loops is specified, too.
1298 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1299 Remove superfluous check for flag_unroll_loops.
1301 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1303 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1304 (lrint_optab, llrint_optab): Define corresponding macros.
1305 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1306 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1307 pattern and llrint_optab using llrintdi2 patterns.
1308 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1309 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1310 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1311 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1312 flag_unsafe_math_optimizations is set.
1314 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1316 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1317 simplify_logical, if_then_else_cond, known_cond,
1318 simplify_comparison): Adjust calls to reverse_comparison.
1319 Don't use combine_reversed_comparison_code).
1320 (combine_reversed_comparison_code): Remove.
1321 (reversed_comparison): Using reversed_comparison_code, move it...
1322 * jump.c (reversed_comparison): ... here.
1323 * rtl.h (reversed_comparison): Add prototype.
1325 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1327 * builtins.c (fold_builtin): Take decomposed arguments of
1328 CALL_EXPR.
1329 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1330 * gimplify.c (gimplify_call_expr): Likewise.
1331 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1332 * tree.h: Update the prototype of fold_builtin.
1334 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1336 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1337 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1338 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1339 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1340 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1342 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1344 * builtins.c (fold_builtin_1): Take decomposed arguments of
1345 CALL_EXPR.
1346 (fold_builtin): Update a call to fold_builtin_1.
1348 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1350 PR other/20564
1351 * gcov.c (output_lines): Only output function block summary when
1352 outputting branch information.
1353 * doc/gcov.texi: Document format of preamble and additional block
1354 information lines.
1356 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1358 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1359 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1360 the defaults false if BITS_PER_UNIT != 8.
1361 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1362 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1363 than BITS_PER_UNIT != 8.
1364 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1365 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1366 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1367 #undefs.
1368 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1369 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1371 2005-03-20 Roger Sayle <roger@eyesopen.com>
1373 PR middle-end/20539
1374 * fold-const.c (fold_binary): Fix type mismatch between
1375 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1376 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1377 for non-truth-valued expressions.
1379 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1380 and FUNCTION_DECL in the main switch.
1381 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1382 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1383 we also need to convert their operands to match.
1384 <TRUTH_NOT_EXPR>: Likewise.
1386 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1388 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1389 diagnostic without checking whether an lvalue.
1390 * c-common.h (lvalue_p): Remove.
1391 (enum lvalue_use): Update comment.
1392 (lvalue_or_else): Replace by lvalue_error.
1393 * c-typeck.c (lvalue_p): Make static.
1394 (lvalue_or_else): New. Call lvalue_error.
1396 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1398 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1399 (function_arg_advance): Use rs6000_parm_start.
1400 (function_arg, rs6000_arg_partial_bytes): Likewise.
1402 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1404 * c-common.c (check_case_value): Adjust comment about stripping
1405 NOPs.
1406 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1407 * c-typeck.c (default_conversion, convert_arguments,
1408 build_modify_expr, convert_for_assignment, store_init_value,
1409 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1410 manually. Remove inaccurate comments.
1412 2005-03-20 Roger Sayle <roger@eyesopen.com>
1413 Joseph S. Myers <joseph@codesourcery.com>
1415 * varasm.c (do_assemble_alias): Restore comment describing function.
1416 Annotate the target parameter as potentially unused.
1418 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1420 PR target/18551
1421 * config/avr/avr.c (avr_output_function_prologue): Do not use
1422 current_function_name() in a label, use a local label instead.
1424 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1426 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1427 flag_finite_math_only, not flag_unsafe_math_optimizations.
1429 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1431 * builtins.c (fold_builtin_1): Update a call to
1432 targetm.fold_builtin.
1433 * hooks.c (hook_tree_tree_bool_null): Rename to
1434 hook_tree_tree_tree_bool_null. Take one more argument of type
1435 tree.
1436 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1437 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1438 hook_tree_tree_tree_bool_null.
1439 * target.h (gcc_target): Update the prototype of fold_builtin.
1440 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1441 arguments of CALL_EXPR.
1442 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1443 new prototype.
1445 2005-03-20 Jan Hubicka <jh@suse.cz>
1447 * cgraph.h (cgraph_node): Add prev_clone pointer.
1448 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1449 (cgraph_clone_node): Produce doubly linked chain.
1451 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1453 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1454 get_nonnull_operand, handle_sentinel_attribute,
1455 check_function_arguments_recurse): Do not strip NOPS from
1456 INTEGER_CSTs.
1457 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1458 Likewise.
1459 * c-format.c (get_constant): Likewise.
1460 * c-parser.c (c_parser_postfix_expression): Likewise.
1461 * c-typeck.c (set_init_index): Likewise.
1462 (convert_arguments): Don't check for NOP_EXPR containing integer
1463 constant.
1465 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1467 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1468 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1469 Take decomposed arguments of CALL_EXPR.
1470 (fold_builtin_1): Update calls to the functions mentioned
1471 above.
1473 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1475 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1476 width to have integer type.
1477 (build_enumerator): Require enumerator value to have integer type.
1479 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1481 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1482 to __builtin_inff.
1484 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1486 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1487 std=iso9899:199x): Correct descriptions.
1489 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1491 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1492 solaris2.1[0-9].
1494 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1496 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1497 of CALL_EXPR.
1498 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1499 fold_builtin_memcpy.
1501 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1502 arguments of CALL_EXPR.
1503 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1504 fold_builtin_found, fold_builtin_1): Update calls to
1505 fold_trunc_transparent_mathfn.
1507 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1509 PR middle-end/20493
1510 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1511 function pointers on targets that require function pointer
1512 canonicalization.
1513 (fold_sign_changed_comparison): Likewise.
1515 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1517 * combine.c (try_combine): When changing the mode of a hard reg, make
1518 sure that doing so is valid.
1520 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1522 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1523 (TARGET_HANDLE_OPTION): Override default.
1524 (avr_handle_option): New function.
1525 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1526 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1527 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1528 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1529 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1530 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1531 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1532 (TARGET_OPTIONS): Delete.
1533 * config/avr/avr.opt: New file.
1535 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1537 * config/m32r/m32r-protos.h: Remove the prototypes for
1538 call_address_operand, symbolic_operand, seth_add3_operand,
1539 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1540 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1541 two_insn_const_operand, move_src_operand,
1542 move_double_src_operand, move_dest_operand,
1543 eqne_comparison_operator, signed_comparison_operator,
1544 large_insn_p, conditional_move_operand, carry_compare_operand,
1545 m32r_block_immediate_operand, extend_operand,
1546 reg_or_eq_int16_operand, int8_operand, and
1547 reg_or_zero_operand.
1548 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1549 seth_add3_operand, int8_operand, cmp_int16_operand,
1550 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1551 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1552 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1553 move_double_src_operand, move_dest_operand,
1554 eqne_comparison_operator, signed_comparison_operator,
1555 extend_operand, small_insn_p, large_insn_p,
1556 conditional_move_operand, carry_compare_operand,
1557 m32r_block_immediate_operand): Move to predicates.md.
1558 (MAX_MOVE_BYTES): Move to m32r.h.
1559 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1560 * config/m32r/m32r.md: Include predicates.md.
1561 * config/m32r/predicates.md: New.
1563 2005-03-18 James E Wilson <wilson@specifixinc.com>
1565 PR c++/19769
1566 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1567 origin.
1569 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1571 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1572 call_address_operand, const_8bit_operand.
1573 * config/mn10300/mn10300.c (call_address_operand,
1574 const_8bit_operand, const_1f_operand): Move to predicates.md.
1575 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1576 * config/mn10300/mn10300.md: Include predicates.md.
1577 * config/mn10300/predicates.md: New.
1579 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1581 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1582 declarations in diagnostics and %E for identifiers, not %s.
1584 2005-03-18 Jan Hubicka <jh@suse.cz>
1585 Dale Johannesen <dalej@apple.com>
1587 * basic-block.h (scale_bbs_frequencies_int,
1588 scale_bbs_frequencies_gcov_type): Declare.
1589 * cfg.c (RDIV): New macro.
1590 (update_bb_frequency_for_threading): Fix.
1591 * basic-block.h (scale_bbs_frequencies_int,
1592 scale_bbs_frequencies_gcov_type): New.
1593 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1594 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1595 scale_bbs_frequencies_int.
1596 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1598 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1600 * config/m32r/m32r-protos.h: Remove the prototypes for
1601 call_address_operand, symbolic_operand, seth_add3_operand,
1602 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1603 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1604 two_insn_const_operand, move_src_operand,
1605 move_double_src_operand, move_dest_operand,
1606 eqne_comparison_operator, signed_comparison_operator,
1607 large_insn_p, conditional_move_operand, carry_compare_operand,
1608 m32r_block_immediate_operand, extend_operand,
1609 reg_or_eq_int16_operand, int8_operand, and
1610 reg_or_zero_operand.
1611 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1612 seth_add3_operand, int8_operand, cmp_int16_operand,
1613 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1614 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1615 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1616 move_double_src_operand, move_dest_operand,
1617 eqne_comparison_operator, signed_comparison_operator,
1618 extend_operand, small_insn_p, large_insn_p,
1619 conditional_move_operand, carry_compare_operand,
1620 m32r_block_immediate_operand): Move to predicates.md.
1621 (MAX_MOVE_BYTES): Move to m32r.h.
1622 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1623 * config/m32r/m32r.md: Include predicates.md.
1624 * config/m32r/predicates.md: New.
1626 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1627 shadd_constant_p.
1628 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1629 symbolic_operand, symbolic_memory_operand,
1630 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1631 indexed_memory_operand, move_dest_operand, move_src_operand,
1632 prefetch_cc_operand, prefetch_nocc_operand,
1633 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1634 arith_operand, arith11_operand, pre_cint_operand,
1635 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1636 ireg_operand, int5_operand, uint5_operand, int11_operand,
1637 uint32_operand, arith5_operand, and_operand, ior_operand,
1638 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1639 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1640 shadd_operand, movb_comparison_operator,
1641 cmpib_comparison_operator): Move to predicates.md.
1642 (magic_milli, shadd_constant_p): Make it extern.
1643 * config/pa/pa.h (PREDICATE_CODES): Remove.
1644 * config/pa/pa.md: Include predicates.md.
1645 * config/pa/predicates.md: New.
1647 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1648 predicate.
1650 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1652 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1653 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1654 config/alpha/freebsd.h, config/alpha/linux.h,
1655 config/alpha/netbsd.h, config/alpha/osf5.h,
1656 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1657 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1658 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1659 doc/cppopts.texi: Update copyright.
1661 2005-03-18 Jan Hubicka <jh@suse.cz>
1663 PR middle-end/20225
1664 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1665 too late.
1666 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1667 called too late.
1669 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1671 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1672 VEC_safe_push.
1674 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1676 * combine.c (gen_binary): Remove.
1677 (known_cond, simplify_shift_const, find_split_point,
1678 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1679 simplify_logical, expand_field_assignment, extract_left_shift,
1680 force_to_mode, if_then_else_cond, apply_distributive_law,
1681 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1682 simplify_comparison, reversed_comparison): Replace with
1683 simplify_gen_binary, simplify_gen_relational or
1684 distribute_and_simplify_rtx.
1685 (distribute_and_simplify_rtx): New function.
1687 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1688 Paolo Bonzini <gcc.gnu.org>
1690 * calls.c (setjmp_call_p, special_function_p): Update comments
1691 at the head of the functions.
1693 2005-03-18 Jan Hubicka <jh@suse.cz>
1695 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1697 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1698 function body should be released; do not proactively release function
1699 bodies in non-unit-at-a-time mode.
1701 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1703 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1704 mno-fp-ret-in-387 multilib variants.
1706 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1708 * common.opt (m): Remove.
1709 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1710 table lookup fails.
1711 (common_handle_option): Remove OPT_m case.
1713 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1715 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1716 of CALL_EXPR.
1717 (fold_builtin_1): Update a call to fold_builtin_bitop.
1719 * builtins.c (fold_builtin_signbit): Take decomposed arguments
1720 of CALL_EXPR.
1721 (fold_builtin_1): Update a call to fold_builtin_signbit.
1723 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
1725 PR tree-optimization/20474
1726 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1727 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
1729 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1731 * config/h8300/h8300-protos.h: Remove prototypes for
1732 general_operand_src, general_operand_dst, single_one_operand,
1733 single_zero_operand, call_insn_operand,
1734 two_insn_adds_subs_operand, small_call_insn_operand,
1735 jump_address_operand, bit_operand, bit_memory_operand,
1736 stack_pointer_operand, const_int_gt_2_operand,
1737 const_int_ge_8_operand, const_int_qi_operand,
1738 const_int_hi_operand, incdec_operand, bit_operator,
1739 nshift_operator, eqne_operator, gtle_operator,
1740 gtuleu_operator, iorxor_operator.
1741 Add prototypes for h8sx_shift_type h8sx_classify_shift and
1742 h8300_ldm_stm_parallel.
1743 * config/h8300/h8300.c (h8sx_shift_type,): Move to
1744 h8300-protos.h.
1745 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
1746 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
1747 (h8300_ldm_stm_parallel): Make it extern.
1748 (h8300_ldm_parallel, h8300_stm_parallel,
1749 h8300_return_parallel, general_operand_src,
1750 general_operand_dst, h8300_dst_operand, h8300_src_operand,
1751 nibble_operand, reg_or_nibble_operand, single_one_operand,
1752 single_zero_operand, call_insn_operand,
1753 two_insn_adds_subs_operand, small_call_insn_operand,
1754 jump_address_operand, bit_operand, bit_memory_operand,
1755 stack_pointer_operand, const_int_gt_2_operand,
1756 const_int_ge_8_operand, const_int_qi_operand,
1757 const_int_hi_operand, incdec_operand, eqne_operator,
1758 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
1759 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
1760 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
1761 nshift_operator): Move to predicates.md.
1762 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
1763 * config/h8300/h8300.md: Include predicates.md.
1764 * config/h8300/predicates.md: New.
1766 2005-03-17 Richard Henderson <rth@redhat.com>
1768 * config.gcc (ia64*-*-hpux*): Add extra_options.
1769 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
1770 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1771 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
1772 (ia64_tls_size_string, ia64_tune_string): Remove.
1773 (ia64_tune): Init to PROCESSOR_ITANIUM2.
1774 (TARGET_DEFAULT_TARGET_FLAGS): New.
1775 (TARGET_HANDLE_OPTION): New.
1776 (ia64_override_options): Move options parsing ...
1777 (ia64_handle_option): ... here. New.
1778 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
1779 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
1780 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
1781 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
1782 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
1783 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
1784 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
1785 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
1786 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
1787 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
1788 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
1789 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
1790 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
1791 TARGET_EARLY_STOP_BITS): Remove.
1792 (TARGET_ILP32): Default false.
1793 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
1794 (enum ia64_inline_type): New.
1795 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1796 * config/ia64/ia64.md: Update for new definitions of
1797 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
1798 * config/ia64/ia64.opt: New file.
1799 * config/ia64/ilp32.opt: New file.
1801 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
1803 PR target/18380
1804 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1806 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1808 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1809 instead of MASK_H8300S.
1810 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1811 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1812 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1813 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1814 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1815 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1816 TARGET_SWITCHES): Remove.
1817 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1818 TARGET_H8300SX.
1819 * config/h8300/h8300.opt: New.
1821 * config/alpha/alpha.opt, config/arc/arc.opt,
1822 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1823 notices.
1825 2005-03-17 Ian Lance Taylor <ian@airs.com>
1827 * gmon.c: Remove.
1829 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
1831 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
1832 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1833 (TARGET_HANDLE_OPTION): Override default.
1834 (arc_handle_option): New function.
1835 (arc_init): Remove code to set arch_cpu_string.
1836 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1837 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1838 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1839 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1840 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1841 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1842 (arc_rodata_string, TARGET_OPTIONS): Delete.
1843 * config/arc/arc.opt: New file.
1845 2005-03-17 Richard Henderson <rth@redhat.com>
1847 * doc/extend.texi (Weak Pragmas): New section.
1848 (attribute alias): Clarify that target must be in the same
1849 translation unit.
1851 2005-03-17 Richard Henderson <rth@redhat.com>
1853 * config/alpha/alpha.opt: New file.
1854 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1855 of alpha_cpu.
1856 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1857 alpha_fprm_string, alpha_fptm_string): Make static.
1858 (alpha_tls_size_string): Remove.
1859 (alpha_handle_option): New.
1860 (override_options): Update for alpha_cpu/alpha_tune split.
1861 (alpha_file_start): Likewise.
1862 (TARGET_DEFAULT_TARGET_FLAGS): New.
1863 (TARGET_HANDLE_OPTION): New.
1864 * config/alpha/alpha.h (alpha_tune): Declare.
1865 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1866 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1867 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1868 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1869 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1870 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1871 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1872 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1873 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1874 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1875 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1876 (TARGET_DEFAULT): Remove MASK_FP.
1877 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1878 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1879 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1880 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1881 alpha_tls_size_string): Remove.
1882 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1883 (attribute tune): Rename from attribute cpu.
1884 * config/alpha/ev4.md: Update to match.
1885 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1886 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1887 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1888 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1889 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1890 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1892 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1894 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1895 and return without creating new state if before_nops_num is nonzero.
1896 * config/ia64/ia64.md (first_insn): New attribute.
1897 (alloc): Set it to yes.
1899 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1901 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1902 STMT_VINFO_SUBVARS to NULL.
1903 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1905 2005-03-16 Dale Johannesen <dalej@apple.com>
1907 * rtlanal.c (find_first_parameter_load): Rewrite to
1908 return actual first param load or the call if none,
1909 instead of first in block, when not all loads exist.
1911 2005-03-16 Roger Sayle <roger@eyesopen.com>
1913 * optabs.c (expand_copysign_absneg): Make static.
1914 * optabs.h (expand_copysign_absneg): Delete prototype.
1915 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1917 2005-03-16 Richard Henderson <rth@redhat.com>
1919 PR middle-end/15700
1920 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1921 (alias_pairs): Rename from output_defs.
1922 (find_decl_and_mark_needed): Split out from assemble_alias.
1923 (do_assemble_alias): New.
1924 (assemble_output_def): Remove.
1925 (finish_aliases_1, finish_aliases_2): New.
1926 (process_pending_assemble_output_defs): Remove.
1927 (assemble_alias): Defer aliases for which we don't yet have a
1928 non-external decl for the target symbol.
1929 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1930 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1931 * toplev.c (compile_file): Use finish_aliases_2 instead of
1932 process_pending_assemble_output_defs.
1933 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1934 (process_pending_assemble_output_defs): Remove.
1936 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1938 Fix PR tree-optimization/20489
1940 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1941 for empty structures.
1943 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1945 Fix PR tree-optimization/20490
1947 * tree-ssa-pre.c (create_expression_by_pieces): Use
1948 force_gimple_operand on result of fold.
1950 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1952 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1953 of closing parenthesis.
1955 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1957 * builtins.c (expand_movstr): Update a call to
1958 fold_builtin_strcpy.
1959 (expand_builtin_strncpy): Update a call to
1960 fold_builtin_strncpy.
1961 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1962 arguments of CALL_EXPR.
1963 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1964 fold_builtin_strncpy.
1965 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1966 * tree.h: Update the prototypes of fold_builtin_strcpy and
1967 fold_builtin_strncpy.
1969 2005-03-16 Steven Bosscher <stevenb@suse.de>
1970 Dorit Naishlos <dorit@il.ibm.com>
1972 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1973 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1974 error.
1976 2005-03-16 Steven Bosscher <stevenb@suse.de>
1978 * tree-inline.c (walk_type_fields, walk_tree,
1979 walk_tree_without_duplicates): Move from here...
1980 * tree.c: ...to here.
1982 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1984 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1985 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1986 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1987 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1988 (version): Define using $(BASEVER_c).
1989 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1990 version.c.
1991 (version.o): Depend on version files; add custom generation command.
1992 (prefix.o): Define BASEVER on command line.
1993 (s-iov): Depend on version files; adjust command.
1994 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1995 Add gcc-vers.texi.
1996 (gcc-vers.texi): New rule.
1997 (doc/%.info, doc/%.dvi): Add -I . to command line.
1998 (doc/gccinstall.dvi): Likewise.
1999 (PACKAGE): Delete. All uses replaced with "gcc".
2000 * aclocal.m4: Do not include gcc-version.m4.
2001 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2002 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2003 Set is_release based on contents of DEV-PHASE.
2004 Set gcc_version based on contents of BASE-VER.
2005 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2006 * config.in, configure: Regenerate.
2007 * gccbug.in: Determine version of GCC in use at runtime.
2008 * gcov-iov.c: Get version number and development phase from
2009 command line, not by including version.c.
2010 * intl.c: Replace all uses of PACKAGE with "gcc".
2011 * libada-mk.in: Delete unused "gcc_version" variable.
2012 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2013 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2014 commentary to match.
2015 (version_string): Put together from pieces.
2016 * config/alpha/x-vms: Do not use $(gcc_version).
2017 * config/i386/t-nwld: Likewise.
2018 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2019 version-GCC and DEVELOPMENT.
2021 2005-03-15 Roger Sayle <roger@eyesopen.com>
2023 PR tree-optimization/17454
2024 * tree.c (tree_size): Add case for TREE_BINFO.
2025 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2026 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2028 2005-03-15 Roger Sayle <roger@eyesopen.com>
2030 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2031 op1 whilst expanding the signed widenening multiply variant.
2033 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2035 * toplev.c (display_target_options): Avoid unused variable warning if
2036 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2037 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2038 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2039 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2040 (mips_isa_info): New variable.
2041 (mips_parse_cpu): Remove the first argument and leave the caller
2042 to report errors.
2043 (TARGET_HANDLE_OPTION): Override default.
2044 (mips_handle_option): New function. Move option validation code from...
2045 (override_options): ...here. Update calls to mips_parse_cpu.
2046 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2047 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2048 (SUBTARGET_TARGET_OPTIONS): Delete.
2049 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2050 (mno-flush-func, mtune=): New options.
2052 2005-03-15 Roger Sayle <roger@eyesopen.com>
2053 Richard Henderson <rth@redhat.com>
2055 * real.c (c4x_single_format, c4x_extended_format): Provide values
2056 for signbit_ro for c4x's single and extended floating point formats.
2057 * optabs.c (expand_copysign): Use the floating point format's
2058 signbit_ro for expanding via expand_copysign_absneg, and it's
2059 signbit_rw field for expanding via expand_copysign_bit.
2061 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2063 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2064 known_alignment_for_access_p.
2065 (known_alignment_for_access_p): New.
2066 (do_peeling_for_alignment): Field made int instead of bool and renamed
2067 to peeling_for_alignment.
2068 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2069 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2070 functionality used to be in vect_analyze_operations.
2071 (vect_analyze_operations): Code to determine vectorization factor was
2072 moved to vect_determine_vectorization_factor.
2073 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2074 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2075 factor.
2076 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2077 be part of vect_analyze_operations).
2078 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2079 creating the guard condition, as the number of iterations may be
2080 constant.
2081 (slpeel_tree_peel_loop_to_edge): Use new name of
2082 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2083 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2084 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2085 (vect_do_peeling_for_alignment): Use fold.
2086 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2088 (vect_update_inits_of_dr): Renamed to
2089 vect_update_init_of_dr.
2090 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2091 (vectorizable_store): Fix assertion to use == instead of =.
2093 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2095 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2096 call_used_regs for wCG registers.
2098 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2100 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2101 for non-offsettable memory references to cope with outstanding reload
2102 replacements, take 2.
2104 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2106 PR target/18668
2107 * config/i386/i386.h (x86_fisttp): New.
2108 (TARGET_FISTTP): New macro.
2109 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2110 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2111 instruction when fisttp flag is set.
2112 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2114 * config/i386/i386.md (type attribute): Add fisttp.
2115 (unit attribute): Set to i387 for fisttp type.
2116 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2117 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2118 TARGET_FISTTP.
2119 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2120 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2121 macros.
2122 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2123 patterns for TARGET_FISTTP. Enable patterns for
2124 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2125 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2126 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2127 implement fisttp x87 insn.
2128 (fix_trunc*_i387_fisttp splitters): New patterns.
2129 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2130 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2131 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2132 clobber.
2133 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2134 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2135 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2136 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2137 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2138 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2139 Disable patterns for TARGET_FISTTP.
2140 (fix_trunc*_i387 splitters): Implement usign mode macros.
2141 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2142 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2143 (fix_trunx*_sse peephole2s): Implement using mode macros.
2145 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2147 PR rtl-optimization/20291
2148 * combine.c (try_combine): If splitting fails, re-try with
2149 original combined pattern, i.e. before clobber stripping.
2151 2005-03-14 Eric Christopher <echristo@redhat.com>
2153 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2154 STACK_GROWS_DOWNWARD.
2156 2005-03-14 Roger Sayle <roger@eyesopen.com>
2158 * real.h (struct real_format): Split the signbit field into two
2159 two fields, signbit_ro and signbit_rw.
2160 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2161 mips_double_format, ieee_extended_motorola_format,
2162 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2163 ieee_extended_intel_128_format, ibm_extended_format,
2164 mips_extended_format, ieee_quad_format, mips_quad_format,
2165 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2166 i370_double_format, c4x_single_format, c4x_extended_format,
2167 real_internal_format): Update initializers for new field.
2168 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2169 real_format structure.
2170 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2171 field of the real_format structure.
2173 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2175 Fix PR tree-optimization/20458
2177 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2178 DECL_EXTERNAL on STRUCT_FIELD tags.
2179 (clear_call_clobbered): Ditto.
2180 * tree-ssa-operands.c (note_addressable): Make sure the original
2181 variable doesn't slip into the addressable list if we have
2182 subvars.
2183 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2184 tags too.
2186 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2188 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2189 (-fwide-exec-charset): Likewise.
2190 (-finput-charset): Likewise.
2191 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2192 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2193 * c.opt (Wnormalized): New.
2195 2005-03-14 Devang Patel <dpatel@apple.com>
2197 * doc/invoke.texi: Add reference to Visibility document.
2199 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2201 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2202 MASK_SPLIT_ADDRESSES.
2203 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2204 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2205 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2206 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2207 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2208 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2209 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2210 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2211 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2212 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2213 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2214 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2215 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2216 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2217 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2218 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2219 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2220 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2221 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2222 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2223 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2224 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2225 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2226 (TARGET_EXPLICIT_RELOCS): Delete.
2227 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2228 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2229 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2230 (override_options): Set MASK_LONG64 if -mint64 is given and no
2231 -mlongXX option is. Complain about -mint64 -mlong32.
2232 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2233 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2234 * config/mips/mips.opt: New file.
2236 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2238 * config.gcc (extra_options): New variable for listing option files.
2239 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2240 * configure.ac (extra_opt_files): New AC_SUBST variable.
2241 (tm_file_list, tm_include_list): Include options.h first.
2242 * configure: Regenerate.
2243 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2244 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2245 (s-options-h): New rule.
2246 (options.h): Depend on it.
2247 (TEXI_GCCINT_FILES): Add options.texi.
2248 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2249 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2250 * target.h (gcc_target): Add default_target_flags and handle_option.
2251 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2252 (TARGET_HANDLE_OPTION): New macros.
2253 (TARGET_INITIALIZER): Include them.
2254 * opt-functions.awk (opt_args, nth_arg): New functions.
2255 (switch_flags): Handle the "Target" flag.
2256 (var_args): Delete.
2257 (var_name): Use opt_args and nth_arg.
2258 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2259 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2260 macros for the "Mask" and "InverseMask" options.
2261 * opts.h (cl_var_cond): New enum.
2262 (cl_option): Replace the "has_set_value" and "set_value" fields with
2263 "var_cond" and "var_value".
2264 (CL_TARGET): New macro.
2265 (option_enabled, print_filtered_help): Declare.
2266 (decode_options): Move definition.
2267 * opts.c (handle_option): Search for the original option before
2268 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2269 var_cond and var_value fields. Use targetm.handle_option to handle
2270 target options.
2271 (decode_options): Set target_flags to targetm.default_target_flags.
2272 (print_filtered_help): Make global. Handle CL_TARGET.
2273 (option_enabled): New function.
2274 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2275 (display_target_options, set_target_switch, print_switch_values)
2276 (default_pch_valid_p): Guard uses of target_switches with
2277 #ifdef TARGET_SWITCHES. Also...
2278 (display_target_options): Display the CL_TARGET entries in cl_options.
2279 (set_target_option): Don't complain about the "" option when
2280 TARGET_SWITCHES is undefined.
2281 (print_switch_values): Use option_enabled.
2282 (default_pch_valid_p): Check cl_options[] when looking for something
2283 that has changed the value of target_flags.
2284 * c.opt: Remove documentation from top of file.
2285 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2286 * doc/sourecebuild.texi: Refer to the new options documentation
2287 instead of c.opt. Document machine-specific .opt files.
2288 * doc/tm.texi (target_flags): Say that this variable is declared
2289 by options.h.
2290 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2291 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2292 an alternative.
2293 * doc/options.texi: New file.
2295 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2297 PR middle-end/18628
2298 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2299 register.
2301 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2303 PR c++/20280
2304 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2305 temporary variable of pointer type if an lvalues is required.
2306 (gimplify_modify_expr_rhs): Request an rvalue from it.
2307 (gimplify_expr): Pass fallback on.
2309 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2311 * cfgbuild.c: Update comments.
2313 2005-03-14 Roger Sayle <roger@eyesopen.com>
2315 PR rtl-optimization/17236
2316 * optabs.c (expand_doubleword_mult): New helper function split out
2317 from expand_binop. Permute the order in which instructions are
2318 emitted to minimize the number of simultaneously live registers.
2319 (expand_binop): Call expand_doubleword_mult to synthesize a double
2320 word multiplication.
2322 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2324 * basic-block.h: Update the prototypes of cached_make_edge and
2325 rtl_make_eh_edge.
2326 * cfg.c (cached_make_edge): Take edge_cache representing one
2327 row of the adjacency matrix of edges.
2328 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2329 (make_edges): Initialize edge_cache to represent one row of
2330 the adjacency matrix of edges.
2332 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2334 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2335 New functions.
2336 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2337 Remove unused removed_phis variable.
2338 (conditional_replacement): Use build1/build2.
2339 (abs_replacement): Use last_and_only_stmt and build1/build2.
2341 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2343 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2344 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2345 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2346 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2347 * c-common.c (handle_novops_attribute): New function.
2348 (c_common_attribute_table): Add "no vops" entry.
2349 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2350 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2351 * tree-ssa-operands.c (get_call_expr_operands): Do not
2352 create virtual operands for calls with ECF_NOVOPS flag.
2353 * tree.h (DECL_IS_NOVOPS): New macro.
2354 (struct tree_decl): Add novops_flag.
2355 (ECF_NOVOPS): New constant.
2357 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2359 PR target/17688
2360 * config/i386/i386.c (x86_use_himode_fiop): New.
2361 (x86_use_simode_fiop): Rename from x86_use_fiop.
2362 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2363 (TARGET_USE_HIMODE_FIOP): New.
2364 (x86_use_simode_fiop): Rename from x86_use_fiop.
2365 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2367 * config/i386/i386.md (X87MODEI12): New mode macro define.
2368 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2369 to implement x87 FP compare with HImode input operands.
2370 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2371 Use X87MODEI12 mode macro to handle HImode input operands.
2372 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2373 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2374 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2375 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2376 macro to implement x87 operators with HImode input operands.
2377 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2378 input operands.
2380 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2382 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2383 integer_zerop.
2384 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2385 constants invariant.
2387 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2389 * basic-block.h (BB_VISITED): Removed.
2390 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2392 2005-03-14 Falk Hueffner <falk@debian.org>
2394 PR bootstrap/20424
2395 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2397 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2399 * ggc-zone.c: Fix comment typos.
2401 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2402 stringpool.c, config/mips/mips-protos.h: Update copyright.
2404 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2406 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2407 throughout with its typedef, "rtx".
2408 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2409 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2410 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2411 regs in comment to match code.
2413 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2415 * except.c (check_handled): Make it static.
2416 * except.h: Remove the corresponding prototype.
2418 * function.c (get_func_frame_size): Make it static.
2419 * function.h: Remove the corresponding type.
2421 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2422 Make them static.
2423 * hard-reg-set.h: Remove the corresponding declarations.
2425 * tree-cfg.c (verify_stmts): Check that
2426 bb_for_stmt (stmt) == bb for every PHI node and statement.
2428 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2430 * config.gcc: Remove excess indentation.
2431 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2433 2005-03-13 Roger Sayle <roger@eyesopen.com>
2435 PR middle-end/19331
2436 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2437 * fold-const.c (fold_sign_changed_comparison): Likewise.
2438 (fold_binary): Optimize comparisons against widened operands if
2439 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2441 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2443 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2444 (sparc_override_options): Initialize it.
2445 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2447 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2449 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2450 (reg_or_none500mem_operand): New predicate.
2451 (zero_reg_mem_operand): New predicate.
2452 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2453 to reg_or_none500mem_operand.
2454 (extendsfdf2_fpr): Add MEM alternative.
2455 (extenddftf2_internal): Change operand2 predicate to
2456 zero_reg_mem_operand.
2458 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2460 * ggc-zone.c: Rewritten.
2462 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2463 if there are none.
2464 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2465 * config.in: Regenerated.
2466 * configure: Regenerated.
2467 * gengtype.c (write_types_process_field, write_func_for_structure):
2468 Pass new argument to gt_pch_note_object.
2469 * ggc-common.c (struct ptr_data): Add TYPE.
2470 (gt_pch_note_object): Take TYPE argument and save it.
2471 (call_count): Update call to ggc_pch_count_object.
2472 (call_alloc): Update call to ggc_pch_alloc_object.
2473 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2474 file.
2475 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2476 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2477 (ggc_alloc_zone_stat): Delete.
2478 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2479 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2480 (ggc_pch_alloc_object): Update prototypes.
2481 (garbage_zone): Delete.
2482 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2483 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2484 pointers.
2485 (tree_id_zone): New variable.
2486 (ggc_alloc_cleared_zone): Remove unused.
2487 (ggc_alloc_zone): Define.
2488 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2489 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2490 ggc_alloc_zone_stat.
2491 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2492 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2493 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2494 (make_node_stat): Likewise. Use tree_id_zone.
2496 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2497 Joseph S. Myers <joseph@codesourcery.com>
2499 * configure.ac: Check for MIPS TLS.
2500 * configure: Regenerated.
2501 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2502 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2503 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2504 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2505 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2506 (mips_classify_symbol, mips_symbolic_constant_p)
2507 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2508 (mips_tls_operand_p, mips_call_tls_get_addr)
2509 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2510 (mips_tls_symbol_ref_1): New functions.
2511 (mips_legitimize_address, mips_legitimize_const_move): Call
2512 mips_legitimize_tls_address.
2513 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2514 for MIPS16.
2515 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2516 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2517 (mips_char_to_class): Document V1_REG.
2518 (HAVE_AS_TLS): Provide default.
2519 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2520 constants.
2521 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2522 !TARGET_ABICALLS.
2523 (tls_get_tp_<mode>): New instruction.
2525 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2527 * configure.ac: Update checks for target tools.
2528 * configure: Regenerated.
2530 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2532 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2534 2005-03-13 Roger Sayle <roger@eyesopen.com>
2536 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2537 more classes of DImode multiplication by constant. Allow both
2538 multiplication by small negative constants (by performing a
2539 multiplication by a positive constant and negating the result) and
2540 multiplications by large powers of two, by using a left shift.
2542 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2544 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2545 of basic blocks into work_stack.
2547 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2548 config/mips/vr.h: Update copyright.
2550 * c-decl.c (c_init_decl_processing): Remove useless calls to
2551 build_function_type.
2553 * builtins.c (fold_trunc_transparent_mathfn,
2554 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2555 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2556 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2557 fold_builtin_strcpy, fold_builtin_strncpy,
2558 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2559 TREE_TYPE (exp).
2561 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2562 before_call.
2564 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2565 variable determinant.
2567 * tree-cfg.c (group_case_labels): Remove local variable type.
2569 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2570 variable ann.
2572 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2573 result.
2575 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2577 PR target/18251
2578 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2579 (*movmemqi_insn): Delete.
2580 (*movmemhi): Delete.
2582 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2584 * builtins.c (fold_builtin_classify): Take decomposed
2585 arguments of CALL_EXPR.
2586 (fold_builtin_1): Update a call to fold_builtin_classify.
2588 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2590 PR c/20402
2591 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2592 through into call to parser_xref_tag after parse error.
2593 (c_parser_struct_declaration): Consistently return NULL_TREE on
2594 error.
2596 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2598 * tree-flow-inline.h (ref_contains_array_ref): New function.
2599 (lookup_subvars_for_var): Ditto.
2600 (get_subvars_for_var): Ditto.
2601 (var_can_have_subvars): Ditto.
2603 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2604 (struct subvar): New type.
2606 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2608 * tree-optimize.c (init_tree_optimization_passes): Call
2609 pass_create_structure_vars.
2611 * tree-ssa-alias.c: Include vec.h.
2612 (init_alias_info): Don't auto-clear call clobbered on struct-field
2613 tags.
2614 (compute_flow_insensitive_aliasing): Handle subvars.
2615 (group_aliases): Handle STRUCT_FIELD aliases.
2616 (setup_pointers_and_addressables): Ditto.
2617 Don't mark variables non-addressable if they still have
2618 addressable subvars.
2619 Also mark subvars addressable when the real variable is marked
2620 addressable.
2621 (add_pointed_to_var): Try to prune the pointed-to set by only
2622 pointing to subvars when possible.
2623 Otherwise, make sure we set addresses_needed and pt_vars to
2624 properly include subvars.
2625 (bitpos_of_field): New function.
2626 (push_fields_onto_fieldstack): Ditto.
2627 (get_or_create_used_part_for): Ditto.
2628 (create_overlap_variables_for): Ditto.
2629 (find_used_portions): Ditto.
2630 (create_structure_vars): Ditto.
2631 (pass_create_structure_vars): New structure.
2633 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2634 (get_expr_operands): Handle subvars. Also try to turn
2635 COMPONENT_REF accesses into must-defs now that we can accurately
2636 portray it.
2637 (note_addressable): Try to only mark as addressable those subvars
2638 we know a COMPONENT_REF touches.
2639 (overlap_subvar): New function.
2641 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2642 Handle subvar storing.
2643 (vect_address_analysis): Update caller of vect_object_analysis.
2645 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2647 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2648 (STMT_VINFO_SUBVARS): New macro.
2650 * common.opts: add flag_tree_salias.
2652 * opts.c (decode_options): flag_tree_salias defaults to on.
2654 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2656 * doc/tree-ssa.texi: Document structural alias analysis.
2658 2005-03-12 Steven Bosscher <stevenb@suse.de>
2660 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2661 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2662 * tree-ssa-operands.c (get_expr_operands): Likewise.
2663 (get_expr_operands): Likewise for ERROR_MARK.
2665 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2667 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2668 var.
2670 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2671 removed_phis.
2673 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2674 (mark_operand_necessary): Remove local variable ver.
2676 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2677 variable prefix_len.
2679 * value-prof.c (mod_subtract_transform): Remove local variable
2680 value.
2682 * builtins.c (fold_builtin_exponent): Take decomposed
2683 arguments of CALL_EXPR.
2684 (fold_builtin_1): Update a call to fold_builtin_exponent.
2686 * builtins.c (fold_builtin_logarithm): Take decomposed
2687 arguments of CALL_EXPR.
2688 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2690 * c-decl.c (c_init_decl_processing): Remove local variables
2691 ptr_ftype_void and ptr_ftype_ptr.
2693 * gimplify.c (gimplify_expr): Remove local variables r0 and
2694 r1.
2696 * reg-stack.c (move_for_stack_reg): Remove local variable
2697 push_insn.
2698 (compare_for_stack_reg): Remove local variable flags_user.
2699 (convert_regs_1): Remove local variable deleted.
2701 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2702 variable new_cond.
2703 (combine_blocks): Remove local variables exits and new_e.
2705 * tree-inline.c (expand_call_inline): Remove local variable
2706 decl.
2708 * tree-ssa-live.c (create_ssa_var_map,
2709 calculate_live_on_entry): Remove local variable snn.
2711 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2713 * c-lex.c (c_lex_with_flags): Add parameter to call to
2714 cpp_spell_token.
2716 2005-03-11 Per Bothner <per@bothner.com>
2718 * c-tree.h (struct c_declarator): New id_loc field.
2719 * c-pragma.h (c_lex_with_flags): Take position reference.
2720 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2721 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2722 (c_lex): Pass dummy location to c_lex_with_flags.
2723 * c-parser.c (c_lex_one_token): Set c_token's location using
2724 c_lex_with_flags, instead of input_location, which might be "ahead".
2725 (c_parser_direct_declarator): Set declarator's id_loc from
2726 c_token's id_loc.
2727 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
2728 declarator's id_loc, rather than probably-imprecise input_location.
2729 (build_id_declarator): Initialize c_declarator's id_loc field.
2731 2005-03-11 Roger Sayle <roger@eyesopen.com>
2733 PR middle-end/20419
2734 * builtins.c (expand_builtin_signbit): Force the signbit's word
2735 into an integer register to avoid SUBREGs of floating point modes.
2737 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2739 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
2740 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
2741 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
2742 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
2744 2005-03-11 David Edelsohn <edelsohn@gnu.org>
2746 PR rtl-optimization/20306
2747 * expr.c (emit_move_complex): Set try_int false if mode is
2748 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
2749 emit_block_move if try_int is true.
2751 2005-03-11 Richard Henderson <rth@redhat.com>
2753 PR target/20415
2754 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
2755 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
2756 to match.
2758 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2760 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
2761 (TARGET_FIX_VR4130): New macro.
2762 (TARGET_OPTIONS): Add -mfix-vr4130.
2763 (ISA_HAS_MACCHI): New macro.
2764 (ASM_SPEC): Add -mfix-vr4130.
2765 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
2766 (override_options): Handle mips_fix_vr4130_string.
2767 (mips_avoid_hazards): Clear all_noreorder_p
2768 if we're working around VR4130 errata and the macc alternatives
2769 are not available.
2770 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
2771 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
2772 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
2773 (MULTILIB_DEFAULTS): Remove leading "march=".
2774 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
2775 if no architecture option is given.
2776 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
2777 VR4130 multilibs.
2778 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
2779 * doc/invoke.texi: Document -mfix-vr4130.
2781 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2783 * config/mips/mips.c (override_options): Only warn about -mint64
2784 deprecation if TARGET_INT64.
2786 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2788 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
2789 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
2790 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
2791 are non-specific regarding the nonnull parameter positions.
2792 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
2793 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
2794 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
2795 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
2797 * builtins.def: Use the non-specific "nonnull" attibute lists.
2799 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2801 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2802 single_pred_edge, single_succ, single_pred): Improve comments.
2804 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2806 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2807 single_pred_edge, single_succ, single_pred): New inline functions.
2808 * bb-reorder.c (rotate_loop, find_traces_1_round,
2809 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2810 duplicate_computed_gotos): Use the single_succ/pred functions.
2811 * cfganal.c (forwarder_block_p): Ditto.
2812 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2813 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2814 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2815 merge_seq_blocks): Ditto.
2816 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2817 * cfglayout.c (fixup_reorder_chain): Ditto.
2818 * cfgloop.c (mark_single_exit_loops, update_latch_info,
2819 canonicalize_loop_headers, verify_loop_structure): Ditto.
2820 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2821 mfb_update_loops, create_preheader, force_single_succ_latches,
2822 create_loop_notes): Ditto.
2823 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2824 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2825 commit_one_edge_insertion, purge_dead_edges,
2826 cfg_layout_can_merge_blocks_p): Ditto.
2827 * except.c (sjlj_emit_function_enter): Ditto.
2828 * flow.c (init_propagate_block_info): Ditto.
2829 * function.c (thread_prologue_and_epilogue_insns): Ditto.
2830 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2831 insert_insn_end_bb): Ditto.
2832 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2833 find_if_case_2): Ditto.
2834 * lambda-code.c (perfect_nestify): Ditto.
2835 * lcm.c (optimize_mode_switching): Ditto.
2836 * loop-doloop.c (doloop_modify): Ditto.
2837 * loop-init.c (loop_optimizer_init): Ditto.
2838 * loop-iv.c (simplify_using_initial_values): Ditto.
2839 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2840 * loop-unswitch.c (unswitch_loop): Ditto.
2841 * modulo-sched.c (generate_prolog_epilog): Ditto.
2842 * predict.c (combine_predictions_for_insn, estimate_probability,
2843 tree_estimate_probability, last_basic_block_p,
2844 estimate_bb_frequencies): Ditto.
2845 * profile.c (branch_prob): Ditto.
2846 * regrename.c (copyprop_hardreg_forward): Ditto.
2847 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2848 * tracer.c (layout_superblocks): Ditto.
2849 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2850 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2851 cleanup_control_expr_graph, disband_implicit_edges,
2852 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2853 tree_verify_flow_info, tree_make_forwarder_block,
2854 tree_forwarder_block_p, remove_forwarder_block,
2855 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2856 * tree-if-conv.c (tree_if_conversion): Ditto.
2857 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2858 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2859 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2860 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2861 copy_loop_headers): Ditto.
2862 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2863 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2864 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2865 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2866 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2867 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2868 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2869 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2870 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2871 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2872 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2873 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2874 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2875 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2876 slpeel_add_loop_guard): Ditto.
2878 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2880 PR tree-optimization/15784
2881 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2882 and -1 - A to ~A.
2884 * stmt.c (expand_case): Don't change index_type. Convert minval
2885 to the proper type.
2887 PR tree-optimization/20130
2888 * fold-const.c (fold): Fold x * -1 into -x.
2890 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2892 PR rtl-optimization/20331
2893 * rtlanal.c (modified_between_p): Check its address first for MEM.
2894 (modified_in_p): Likewise.
2896 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2898 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2900 2005-03-10 Steven Bosscher <stevenb@suse.de>
2902 * expr.c (expand_expr_real_1): If possible, use a conditional
2903 move for expanding MIN_EXPR and MAX_EXPR.
2904 Use temp for moving around rtx-en.
2906 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2908 PR rtl-opt/20412
2909 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2910 correct mode.
2912 2005-03-10 Roger Sayle <roger@eyesopen.com>
2914 * builtins.c (expand_builtin_signbit): Extend to handle floating
2915 point modes wider than the largest integer type, using the
2916 operand_subword_force function to obtain the signbit's word.
2918 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2920 PR target/20322
2921 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2922 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2924 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2926 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2928 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2930 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2931 type void.
2932 (perform_edge_inserts): Unconditionally call
2933 free_dominator_info.
2935 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2937 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2939 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2941 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2943 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2945 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2946 gcc_unreachable.
2947 (rtl_register_value_prof_hooks,
2948 tree_value_profile_transformations,
2949 tree_register_value_prof_hooks): Likewise.
2950 * var-tracking.c (stack_adjust_offset_pre_post,
2951 variable_htab_free, variable_union, dataflow_set_different_2,
2952 count_uses, variable_was_changed, set_frame_base_location,
2953 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2954 vt_add_function_parameters): Likewise.
2955 * varasm.c (named_section_real, named_section, make_decl_rtl,
2956 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2957 const_hash_1, compare_constant, copy_constant, force_const_mem,
2958 output_constant_pool_2, output_constant_pool_1, output_constant,
2959 output_constructor, make_decl_one_only, decl_tls_model,
2960 default_no_named_section, default_elf_select_section_1,
2961 default_unique_section_1): Likewise.
2962 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2963 * vmsdbgout.c (addr_const_to_string): Likewise.
2965 PR c++/20375
2966 * function.c (struct assign_parm_data_one): Remove last_named
2967 field.
2968 (assign_parm_find_data_types): Don't determine last_named.
2969 Reorder named_parm determination.
2970 (assign_parms): Only setup varargs on the last non-varadic
2971 parameter.
2973 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2975 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2976 sda base address on medium model.
2978 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2980 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2981 * cfgloop.c (flow_loop_nodes_find): Export.
2982 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2983 Declare.
2984 * cfgloopmanip.c (fix_loop_structure): New function.
2985 * predict.c (predict_loops): Clean up the loops information.
2986 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2987 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2988 loop structure.
2989 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2990 (rewrite_into_loop_closed_ssa): Declaration changed.
2991 * tree-loop-linear.c (linear_transform_loops): Add argument to
2992 rewrite_into_loop_closed_ssa call.
2993 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2994 * tree-ssa-loop-im.c (move_computations): Ditto.
2995 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2996 * tree-vectorizer.c (vectorize_loops): Ditto.
2997 * tree-optimize.c: Include cfgloop.h.
2998 (execute_todo): Choose whether to call cleanup_tree_cfg or
2999 cleanup_tree_cfg_loop.
3000 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3001 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3002 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3003 cleanup_tree_cfg_loop call.
3004 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3005 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3006 work on part of cfg.
3008 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3010 PR inline-asm/20314
3011 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3012 with multiple alternatives.
3014 * stmt.c (parse_output_constraint): Fix a typo.
3016 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3018 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3019 assembly directive instead of deprecated "no-generics".
3021 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3023 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3024 for non-offsettable memory references to cope with outstanding reload
3025 replacements.
3026 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3027 avoid losing outstanding address reloads.
3028 ("reload_outdi", "reload_outdf"): Likewise.
3030 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3032 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3033 code. Add more cbrt transformations.
3035 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3037 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3039 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3041 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3042 NULL_TREE when a given tree is not simplified.
3043 (fold): Return the original tree when any of the functions
3044 mentioned above NULL_TREE.
3046 * fold-const.c (fold_unary, fold_binary): Take decomposed
3047 arguments, code, type, op0, and op1 in case of fold_binary.
3048 (fold): Update calls to fold_unary and fold_binary.
3050 2005-03-09 Roger Sayle <roger@eyesopen.com>
3052 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3053 a fndecl and an arglist instead of a CALL_EXPR, exp.
3055 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3057 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3059 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3061 * expr.c (expand_assignment): Remove orig_to_rtx.
3063 * fold-const.c (int_const_binop): Remove no_overflow.
3065 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3067 * loop-iv.c (get_biv_step_1): Remove lhs.
3069 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3071 * real.c (real_nan): Remove neg.
3073 * function.c (thread_prologue_and_epilogue_insns): Remove i
3074 and newinsn.
3076 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3077 tb.
3079 * tree-eh.c (tree_could_trap_p): Remove idx.
3081 * tree-into-ssa.c (ann): Remove ann.
3083 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3085 * tree-sra.c (decide_block_copy): Remove inst_count.
3087 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3089 * tree-ssa-loop-im.c (lhs): Remove.
3091 * cfgbuild.c (state, STATE, SET_STATE,
3092 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3093 make_edges.
3094 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3095 (find_basic_blocks): Set the state of each basic block to
3096 BLOCK_NEW.
3098 2005-03-08 Jeff Law <law@redhat.com>
3100 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3101 goto results in the removal of edges in the CFG, then we need
3102 to recompute dominators.
3104 2005-03-09 Ben Elliston <bje@au.ibm.com>
3106 * c-common.c (c_do_switch_warnings): Comment fix.
3108 2005-03-08 Julian Brown <julian@codesourcery.com>
3110 * Patch from 2005-03-08 reverted for causing regressions and
3111 ppc-darwin bootstrap failure.
3113 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3115 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3116 Define the real function for ppc-darwin.
3117 * c-typeck.c (convert_arguments): Check for target-specific
3118 invalid argument call to unprototyped function.
3119 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3120 New Macro.
3121 * target.h (invalid_arg_for_unprototyped_fn): New field
3122 in struct calls.
3123 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3124 default target hook.
3125 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3126 Declare.
3128 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3130 * c-typeck.c (constructor_stack, constructor_range_stack,
3131 initializer_stack): Make them static.
3133 * cfg.c (rbi_pool): Make it static.
3135 * gimple-low.c (lower_stmt_body): Make it static.
3136 * tree-flow.h: Remove the corresponding prototype. Don't
3137 declare lower_data.
3139 * sched-deps.c (cache_size): Make it static.
3141 * stor-layout.c (lang_adjust_rli): Make it static.
3143 2005-03-08 Julian Brown <julian@codesourcery.com>
3145 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3146 from being used for symbols with vague linkage when
3147 HAVE_GAS_COMDAT_GROUP is true.
3149 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3151 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3152 nlabel == JUMP_LABEL (jump).
3154 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3156 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3157 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3158 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3159 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3161 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3163 PR c/14411
3164 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3165 * c-common.c (handle_returns_twice): New function.
3166 (c_common_attribute_table): Declare eturns_twice' attribute.
3167 * doc/extend.texi: Document eturns_twice' attribute.
3168 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3169 (struct tree_decl): Add returns_twice_flag.
3171 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3173 * tree-ssa-phiopt.c: Fix a comment typo.
3175 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3176 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3177 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3178 copyright.
3180 2005-03-08 Richard Henderson <rth@redhat.com>
3182 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3183 builtin codes with ctzdi2, clzdi2, popcountdi2.
3184 (struct alpha_builtin_def): Add is_const.
3185 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3186 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3187 (alpha_init_builtins): Init them. Set nothrow and const attributes
3188 on builtins.
3189 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3190 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3191 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3192 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3193 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3194 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3195 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3196 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3197 (TARGET_FOLD_BUILTIN): New.
3198 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3199 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3200 (ffsdi2): Use ctz.
3201 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3203 2005-03-08 Ira Rosen <irar@il.ibm.com>
3205 PR tree-optimization/20122
3206 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3207 condition of access function instead of base.
3209 2005-03-07 Jeff Law <law@redhat.com>
3210 Steven Bosscher <stevenb@suse.de>
3212 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3213 (find_taken_edge): Call find_taken_edge_computed_goto as
3214 appropriate. Allow any gimple invariant rather than just
3215 INTEGER_CST for VAL.
3216 (cleanup_control_flow): Cleanup a computed goto which has turned
3217 into a simple goto.
3218 (tree_merge_blocks): If block B has any forced labels, move
3219 them to the start of block A.
3220 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3221 computed gotos as well.
3222 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3223 removal of unnecessary computed gotos too.
3224 (lookup_redirection_data): Fix type of INSERT argument. Callers
3225 updated.
3227 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3229 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3230 Remove trailing spaces.
3232 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3233 unshare_all_trees): Make them static.
3234 * tree-gimple.h: Remove the corresponding prototypes.
3236 * diagnostic.h: Remove unused prototype
3237 debug_output_buffer.
3238 * modulo-sched.c: Remove unused prototype
3239 set_row_column_for_ps.
3241 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3242 replace_phi_edge_with_variable): Remove unused variable i.
3244 2005-03-07 Per Bothner <per@bothner.com>
3246 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3248 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3250 PR tree-opt/17671
3251 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3252 bbs on the COND_EXPR instead of the PHI_NODEs.
3253 (candidate_bb_for_phi_optimization): Remove.
3254 (replace_phi_with_stmt): Rename to ...
3255 (replace_phi_edge_with_variable): this and change so that we
3256 replace the phi argument instead of removing the PHI.
3257 (conditional_replacement): Change so we deal with PHI with more
3258 than two arguments.
3259 (value_replacement): Likewise.
3260 (abs_replacement): Likewise.
3262 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3264 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3265 output_e500_flip_gt_bit.
3267 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3268 as bit 31.
3269 (rs6000_generate_compare): Fix logic to look at the correct bits.
3270 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3271 Look at GT bit.
3272 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3273 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3274 gen_move_from_CR_gt_bit.
3276 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3277 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3278 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3280 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3281 (E500_CR_IOR_COMPARE): New constant.
3283 2005-03-08 Earl Chew <earl_chew@agilent.com>
3284 David Billinghurst <David.Billinghurst@riotinto.com>
3286 * config/i386/host-cygwin.c: New file to support precompiled
3287 headers on cygwin
3288 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3289 * config.host: Use above files for cygwin host.
3291 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3293 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3294 ordering ops from earlier change.
3296 2005-03-07 Per Bothner <per@bothner.com>
3298 Various fixes to allow us to again build if --enable-mapped-location:
3299 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3300 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3301 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3302 local variable loc. Change logic appropriately.
3303 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3304 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3305 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3306 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3307 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3309 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3311 PR rtl-optimization/19683
3312 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3313 number of bytes, to smallest_int_for_mode. Fix arguments to
3314 REG_CANNOT_CHANGE_MODE_P.
3316 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3318 * reorg.c (relax_delay_slots): Check that the jump is
3319 conditional before trying to invert it.
3321 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3323 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3324 Make them static.
3326 * calls (stack_arg_under_construction): Make it static.
3328 * flow.c (regs_live_at_setjmp): Make it static.
3329 * flow.h: Remove the corresponding prototype.
3331 * reload1.c (reload_startobj, reload_firstobj,
3332 something_needs_operands_changed, reload_inherited,
3333 reload_inheritance_insn, reload_override_in,
3334 reload_spill_index): Make them static.
3336 * recog.c (verify_changes): Make it static.
3337 * recog.h: Remove the corresponding prototype.
3339 * cfgbuild.c (find_sub_basic_blocks): Remove.
3340 * basic-block.h: Remove the corresponding prototype.
3341 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3342 in comments.
3343 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3345 * tree-ssa-operands.c (check_build_stmt): Remove.
3347 * stor-layout.c (set_alignment): Remove.
3348 * tree.h: Remove the corresponding prototype.
3350 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3352 * tree-ssa-dce.c (control_dependence_map,
3353 visited_control_parents): Make them static.
3355 * cfghooks.c (verify_flow_info): Remove local variable
3356 num_bb_notes.
3358 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3359 last_bb_seen.
3361 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3363 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3365 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3367 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3369 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3370 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3371 PARALLEL for an empty structure.
3373 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3375 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3377 * fold-const.c (fold_binary): Unroll the very first "for"
3378 loop.
3380 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3382 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3383 redundant match_code test.
3384 (scc_comparison_operator): Swap match_operand and match_code
3385 tests.
3386 (branch_positive_comparison_operator): Same.
3387 (trap_comparison_operator): Use comparison_operator and swap with
3388 match_code test.
3390 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3392 PR target/20288
3393 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3394 (out_movhi_r_mr): Read low byte of volatile MEM first.
3395 (out_movhi_mr_r): Write high byte of volatile MEM first.
3397 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3399 * cselib.c (reg_values, reg_values_size): Make them static.
3401 * cse.c (cse_reg_info_table): Make it static.
3403 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3405 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3407 * cse.c (find_best_addr): Use canon_for_address.
3409 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3411 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3412 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3413 SUBREG and MEM, respectively.
3415 * fold-const.c (fold_binary): Use code instead of t.
3417 * fold-const.c (optimize_minmax_comparison): Take decomposed
3418 arguments code, type, op0, and op1 instead of t.
3419 (fold_binary): Update a call to optimize_minmax_comparison.
3421 * fold-const.c (fold_range_test): Take decomposed arguments
3422 code, type, op0, and op1 instead of t.
3423 (fold_binary): Update a call to fold_range_test.
3425 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3426 decomposed arguments code, type, op0, and op1 instead of t.
3427 (fold_binary): Update a call to fold_range_test.
3429 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3431 * fold-const.c (fold_binary): Avoid directly using the original
3432 expression t as much as possible.
3434 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3436 * c-semantics.c (build_stmt): Use TYPE_P instead of
3437 IS_NON_TYPE_CODE_CLASS.
3438 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3439 (NON_TYPE_CHECK): Use TYPE_P instead of
3440 IS_NON_TYPE_CODE_CLASS.
3442 * fold-const.c (fold): Remove handling of binary expressions.
3444 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3446 * doc/c-tree.texi: Wrap comments in @r{}.
3447 * doc/cpp.texi: Likewise.
3448 * doc/cppinternals.texi: Likewise.
3449 * doc/extend.texi: Likewise.
3450 * doc/md.texi: Likewise.
3451 * doc/objc.texi: Likewise.
3452 * doc/sourcebuild.texi: Likewise.
3453 * doc/tm.texi: Likewise.
3454 * doc/tree-ssa.texi
3456 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3458 * predict.c (apply_return_prediction): Standardize PHI chain
3459 walking.
3460 * tree-ssa.c (ssa_redirect_edge): Likewise.
3462 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3463 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3464 Update copyright.
3466 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3467 * tree-flow.h: Adjust the prototype for remove_phi_node.
3468 * lambda-code.c (perfect_nestify): Adjust a call to
3469 remove_phi_node.
3470 * tree-cfg.c
3471 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3472 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3473 Likewise.
3474 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3475 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3476 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3477 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3479 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3480 of GEN_INT (trunc_int_for_mode (...)).
3481 * loop-iv.c (iv_number_of_iterations): Likewise.
3482 * postreload.c (reload_cse_move2add): Likewise.
3483 * simplify-rtx.c (simplify_const_unary_operation,
3484 simplify_const_binary_operation): Likewise.
3485 * stor-layout.c (get_mode_bounds): Likewise.
3487 * fold-const.c (fold_binary): New.
3488 (fold): Call fold_binary on binary expressions.
3490 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3492 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3493 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3494 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3495 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3496 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3498 2005-03-04 Devang Patel <dpatel@apple.com>
3500 PR tree-optimization/18815
3501 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3502 loops with zero exit edges.
3504 2005-03-04 Devang Patel <dpatel@apple.com>
3506 * doc/invoke.texi: Remove reference to webpage that does not exist.
3508 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3509 Joseph S. Myers <joseph@codesourcery.com>
3511 PR c++/19797
3512 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3513 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3514 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3515 * pa.c (get_plabel): Change argument to symbol_ref. Call
3516 maybe_get_identifier instead of get_identifier.
3517 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3518 (struct deferred_plabel): Replace name field with symbol field.
3519 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3520 ASM_OUTPUT_EXTERNAL_REAL is defined.
3521 (output_global_address): Use output_addr_const for output of all
3522 symbol_refs.
3523 (output_deferred_plabels): Use symbol_ref instead of name for address
3524 output.
3525 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3526 ASM_OUTPUT_SYMBOL_REF): New macros.
3527 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3528 comment.
3529 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3530 label.
3532 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3534 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3535 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3537 2005-03-04 Jeff Law <law@redhat.com>
3539 * basic-block.h (rediscover_loops_after_threading): Declare.
3540 * tree-ssa-dom.c: Include cfgloop.h.
3541 (tree_ssa_dominator_optimize): Discover loops and some basic
3542 properties. Remove forwarder blocks recreated by loop header
3543 canonicalization. Also mark backedges in the CFG.
3544 * tree-ssa-threadupdate.c: Include cfgloop.h
3545 (rediscover_loops_after_threading): Define.
3546 (struct local_info): New field, JUMP_THREADED.
3547 (prune_undesirable_thread_requests): New function.
3548 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3549 then record that fact for the callers of redirct_edges.
3550 (thread_block): If BB has incoming backedges, then call
3551 prune_undesirable_thraed_requests. Note when we are
3552 going to have to rediscover loop information. Return a
3553 boolean indicating if any jumps were threaded.
3554 (thread_through_all_blocks): Bubble up boolean indicating
3555 if any jumps were threaded.
3556 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3557 (tree-ssa-threadupdate.o): Similarly.
3559 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3561 * fold-const.c (fold_ternary): Unroll the "for" loop to
3562 extract operands.
3564 2005-03-04 Andrew Haley <aph@redhat.com>
3566 * unwind-dw2-fde-glibc.c (struct
3567 unw_eh_callback_data.check_cache): New field.
3568 (frame_hdr_cache): New.
3569 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3570 Cache frame header info.
3572 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3574 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3575 (print_c_condition): Declare.
3576 * read-rtl.c (ptr_loc): New structure.
3577 (ptr_locs, ptr_loc_obstack, joined_conditions)
3578 (joined_conditions_obstack): New variables.
3579 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3580 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3581 (join_c_conditions, print_c_condition): New functions.
3582 (apply_macro_to_string): Associate the new string with the same
3583 source location as the old one.
3584 (add_condition_to_string): Use join_c_conditions.
3585 (read_string): Use set_rtx_ptr_loc to record a filename and line
3586 number for the string.
3587 (read_rtx): Initialize the new variables above.
3588 * genattrtab.c (write_test_expr, write_attr_value): Use
3589 print_c_condition.
3590 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3591 comment above the GCC_VERSION check.
3592 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3593 Inline the definition of MAYBE_EVAL.
3594 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3595 * genoutput.c (process_template): Likewise.
3596 * genpreds.c (write_predicate_subfunction): Likewise.
3597 (write_predicate_expr): Use print_c_condition.
3598 * genrecog.c (write_cond): Likewise.
3599 * gensupport.c (process_rtx): Use join_c_conditions to join the
3600 conditions of a define_insn_and_split. Record a source location
3601 for the string after the "&&".
3602 (alter_test_for_insn): Use join_c_conditions.
3604 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3606 Revert for now:
3607 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3608 PR tree-optimization/15784
3609 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3610 and -1 - A to ~A.
3612 2005-03-04 Ben Elliston <bje@au.ibm.com>
3614 * gcc.c (option_map): Add --coverage.
3615 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3616 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3617 * config/darwin.h: Pass -lgcov for `coverage'.
3618 * doc/invoke.texi (Debugging Options): Document --coverage.
3620 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3622 * gcse.c (bypass_block): Use find_edge wherever possible.
3624 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3626 Fix PR debug/20253
3628 * c-opts.c (c_common_parse_file): Call start_source_file
3629 and end_source_file at the approriate times.
3631 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3632 the main file, it will be done for us now.
3634 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3636 * fold-const.c (fold_ternary): New.
3637 (fold): Call fold_ternary on ternary expressions. Remove
3638 handling of ternary expressions.
3640 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3642 PR tree-optimization/15784
3643 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3644 and -1 - A to ~A.
3646 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3648 * config/rs6000/predicates.md (branch_comparison_operator):
3649 Convert from C block to conditional format.
3651 2005-03-03 Jan Hubicka <jh@suse.cz>
3653 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3654 and non-constant public variables.
3656 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3658 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3659 with LABEL_EXPR.
3661 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3662 EDGE_I.
3664 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3665 calls to release_ssa_name and release_phi_node.
3667 * fold-const.c (fold): Remove handling of unary expressions.
3669 * fold-const.c (fold_unary): Avoid directly using the original
3670 expression t as much as possible.
3672 2005-03-03 Roger Sayle <roger@eyesopen.com>
3673 Andrew Pinski <pinskia@physics.uc.edu>
3675 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3676 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3678 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3680 Describe special registers SRP and MOF as allocatable registers.
3681 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3682 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3683 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3684 TARGET_HAS_MUL_INSNS.
3685 (cris_print_operand) <case 'd'>: New case.
3686 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3687 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3688 define.
3689 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3690 (REG_ALLOC_ORDER): Update for MOF.
3691 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3692 SPECIAL_REGS.
3693 (GENERAL_REGS): No longer a define of ALL_REGS.
3694 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3695 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3696 Adjust accordingly.
3697 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3698 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3699 (SECONDARY_RELOAD_CLASS): Define.
3700 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3701 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3702 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3703 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3704 (REGISTER_MOVE_COST): Define.
3705 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3706 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3707 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3708 (CRIS_MOF_REGNUM): New define_constants.
3709 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3710 special registers.
3711 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3712 New patterns.
3713 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3714 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3715 Adjust for MOF being properly described as a register.
3716 (indir_to_reg_split): Name this split. Conditionalize on the
3717 destination register being a general register.
3718 (movei): Conditionalize on on operands 0 and 1 having the same
3719 register class.
3721 2005-03-03 Alan Modra <amodra@bigpond.net.au>
3723 PR target/20277
3724 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
3725 -mcpu to override any other explicitly given flags.
3727 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
3729 * recog.c (verify_changes, confirm_change_group): New functions,
3730 broken out of apply_change_group.
3731 (apply_change_group): Use them.
3732 * recog.h (verify_change, confirm_change_group): Declare.
3733 * rtl.h (redirect_jump_2): Declare.
3734 * jump.c (redirect_exp, invert_exp): Delete.
3735 (invert_exp_1): Take second parameter. Return value. Changed caller.
3736 (redirect_jump_2): New function, broken out of redirect_jump.
3737 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
3738 (invert_jump): Use invert_jump_1 and redirect_jump_2.
3739 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
3741 2005-03-02 Geoffrey Keating <geoffk@apple.com>
3743 * varasm.c (named_section): Use xstrdup rather than doing it by
3744 hand.
3746 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
3748 2005-03-02 Devang Patel <dpatel@apple.com>
3750 Undo PR tree-optimization/18815 fix.
3752 2005-03-02 Devang Patel <dpatel@apple.com>
3754 PR tree-optimization/18815
3755 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3756 loops with zero exit edges.
3758 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3760 * cfg.c (connect_src, connect_dest, disconnect_src,
3761 disconnct_dest): New.
3762 (unchecked_make_edge, remove_edge, redirect_edge_succ,
3763 redirect_edge_pred): Use the new functions.
3765 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3766 free_dominance_info only when needed.
3768 2005-03-02 David Edelsohn <edelsohn@gnu.org>
3770 PR target/20276
3771 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
3772 (reg_or_sub_cint64_operand): Same.
3774 2005-03-02 Jeff Law <law@redhat.com>
3776 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
3777 CFG_ALTERED in the main DOM iteration loop.
3779 2005-03-02 Mark Mitchell <mark@codesourcery.com>
3781 PR c++/19916
3782 * varasm.c (initializer_constant_valid_p): Allow conversions
3783 between OFFSET_TYPEs. Tidy.
3785 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
3787 * config/cris/cris.md ("return"): Remove epilogue delay list
3788 sanity check.
3790 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
3792 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
3793 for Thumb.
3794 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
3796 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3798 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
3799 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
3800 config/m68k/m68k.c, config/mips/mips.h,
3801 config/rs6000/rs6000-protos.h, doc/contrib.texi,
3802 doc/include/gcc-common.texi: Update copyright.
3804 PR middle-end/18029 and PR middle-end/18030
3805 * expr.c (optimize_bitfield_assignment_op): Add a special case
3806 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
3808 * fold-const.c (fold_unary): New.
3809 (fold): Call fold_unary on unary expressions.
3811 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
3813 * cgraph.h (struct cgraph_edge): Add prev_caller and
3814 prev_callee fields.
3815 (cgraph_node_remove_callees): Export.
3816 * cgraph.c (cgraph_create_edge): Initialize prev_caller
3817 and prev_callee.
3818 (cgraph_edge_remove_callee): New function.
3819 (cgraph_edge_remove_caller): Likewise.
3820 (cgraph_remove_edge): Use.
3821 (cgraph_redirect_edge_callee): Likewise.
3822 (cgraph_node_remove_callees): New function.
3823 (cgraph_node_remove_callers): Likewise.
3824 (cgraph_remove_node): Use.
3825 * tree-optimize.c (tree_rest_of_compilation): Use
3826 cgraph_node_remove_callees instead of manual loop.
3827 * cgraphunit.c (cgraph_finalize_function): Likewise.
3828 (cgraph_expand_function): Likewise.
3829 (cgraph_remove_unreachable_nodes): Likewise.
3831 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
3833 PR c/8927
3834 * c-tree.h (undeclared_variable, build_external_ref): Add extra
3835 argument.
3836 * c-decl.c (undeclared_variable): Take location as argument.
3837 * c-typeck.c (build_external_ref): Likewise.
3838 * c-parser.c (c_parser_postfix_expression): Pass location of
3839 identifier to build_external_ref.
3841 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3843 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
3844 CCEQ mode for branch_positive_comparison_operator test.
3845 * config/rs6000/predicates (branch_comparison_operator): Revert to
3846 define_predicate.
3847 (scc_comparison_operator): Same.
3848 (branch_positive_comparison_operator): Same.
3850 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3852 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3853 (cris_delay_slots_for_epilogue): Remove.
3854 (save_last): Move into cris_target_asm_function_epilogue.
3855 (cris_target_asm_function_epilogue): Remove tests for file being
3856 NULL.
3857 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3858 (cris_delay_slots_for_epilogue): Remove prototypes.
3859 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3860 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3862 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3864 * config/rs6000/predicates.md (branch_comparison_operator): Change
3865 to define_special_predicate.
3866 (scc_comparison_operator): Same.
3867 (branch_positive_comparison_operator): Same.
3869 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3871 * Makefile.in (tree-ssa-sink.o): New.
3872 (OBJS-common): Add tree-ssa-sink.o.
3873 * common.opt: Add -ftree-sink
3874 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3875 * timevar.def (TV_TREE_SINK): new timevar.
3876 * tree-flow.h (is_hidden_global_store): Prototype.
3877 * tree-optimize.c (init_tree_optimization_passes): Add
3878 pass_sink_code.
3879 * tree-pass.h (pass_sink_code): New.
3880 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3881 for non-obvious global store store to is_hidden_global_store, and
3882 call that new function.
3883 * tree-ssa-sink.c: New file.
3884 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3885 * doc/passes.texi: Document forward store motion.
3886 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3887 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3888 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3889 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3891 2005-03-01 Per Bothner <per@bothner.com>
3893 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3894 and we have a non-zero column-number, add it to the message.
3895 Also factor out the diagnostic_kind_text.
3897 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3899 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3900 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3901 flow_loop_scan): Removed.
3902 (flow_loop_dump): Do not dump removed fields.
3903 (flow_loop_free): Do not free removed fields.
3904 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3905 (loop_exit_edge_p): New function.
3906 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3907 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3908 num_exits, exits_doms.
3909 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3910 LOOP_EDGES, LOOP_ALL): Removed.
3911 (flow_loop_scan): Declaration removed.
3912 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3913 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3914 flow_loops_find.
3915 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3916 (if_convert): Call flow_loops_find and flow_loops_free
3917 when calling mark_loop_exit_edges.
3918 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3919 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3920 free_dominance_info calls.
3921 * loop-init.c (flow_loops_find): Ditto.
3922 * passes.c (rest_of_handle_branch_prob): Ditto.
3923 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3924 * loop-unroll.c (analyze_insns_in_loop): Do not use
3925 EDGE_LOOP_EXIT.
3926 * predict.c (predict_loops): Do not call flow_loop_scan.
3927 Use get_loop_exit_edges.
3928 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3929 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3930 Do not use EDGE_LOOP_EXIT.
3931 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3932 to bb_with_exit_edge_p.
3933 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3934 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3935 to bb_with_exit_edge_p.
3936 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3937 EDGE_LOOP_EXIT.
3938 * tree-loop-linear.c (linear_transform_loops): Do not call
3939 flow_loop_scan. Use loop->single_exit.
3940 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3941 (vect_analyze_loop_form): Do not call flow_loop_scan.
3942 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3943 loop->single_exit.
3944 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3945 loop->single_exit.
3946 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3947 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3948 slpeel_tree_duplicate_loop_to_edge_cfg,
3949 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3950 Use loop_preheader_edge and loop->single_exit. Do not call
3951 flow_loop_scan.
3953 2005-03-01 Nick Clifton <nickc@redhat.com>
3955 * config/arm/arm.c (thumb_find_work_register): Check all of the
3956 argument registers to see if they are free, and a couple of
3957 special cases where the last argument register but can be proved
3958 to be available during the function's prologue.
3959 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3960 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3961 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3962 register bit-mask.
3963 (thumb_compute_save_reg_mask): Likewise. Also use
3964 thumb_find_work_register() to ensure that there is agreement about
3965 which work register is going to be used in the prologue.
3966 (thumb_output_function_prologue): Use unsigned long as the type
3967 for the register bit-mask. Also delay pushing the link register if
3968 other high registers are going to be pushed.
3969 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3970 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3971 redundant prototypes.
3973 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3975 PR target/19819
3976 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3977 and after reload in REG+REG indexed addresses without REG_POINTER
3978 set in the base and not set in the index.
3980 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3982 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3983 Don't undefine here.
3984 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3985 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3986 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3987 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3988 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3989 Delete.
3990 * config.gcc (sh*-*-linux*): Use config/linux.h.
3992 2005-02-28 Dale Johannesen <dalej@apple.com>
3993 Stan Shebs <shebs@apple.com>
3995 Rewrite of 64-bit Darwin structure-by-value pass/return.
3996 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3997 intoffset, use_stack, named.
3998 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3999 (rs6000_darwin64_record_arg_advance_flush): New.
4000 (rs6000_darwin64_record_arg_advance_recurse): New.
4001 (rs6000_darwin64_record_arg_flush): New.
4002 (rs6000_darwin64_record_arg_recurse): New.
4003 (rs6000_darwin64_record_arg): New.
4004 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4005 (function_arg_boundary): Handle 128-bit aligned structs.
4006 (function_arg_advance): Rewrite darwin64 struct handling.
4007 (function_arg): Call rs6000_darwin64_record_arg.
4008 (function_arg_partial_nregs): Handle darwin64 structs.
4009 (rs6000_darwin64_function_value): Remove.
4010 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4012 2005-02-28 Roger Sayle <roger@eyesopen.com>
4014 PR tree-optimization/20216
4015 * tree-chrec.c (tree_fold_factorial): Delete.
4016 (tree_fold_binomial): Change argument list to take a return type
4017 and change the type of K to unsigned int. Rewrite to avoid explicit
4018 evaluation of factorials, and (recursively) calling fold to perform
4019 compile-time arithmetic. Return NULL on (internal) overflow.
4020 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4021 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4022 if any intermediate calculation overflows.
4023 (chrec_apply): Update call to chrec_evaluate.
4025 2005-02-28 James E Wilson <wilson@specifixinc.com>
4027 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4029 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4031 PR c/20245
4032 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4033 instead of NULL_TREE on error.
4035 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4037 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4038 (EASY_VECTOR_15_ADD_SELF): Remove.
4039 (num_insns_constant_wide): Not static.
4040 (validate_condition_mode): Not static.
4041 (toc_relative_expr_p): Not static.
4042 (legitimate_indirect_address_p): Not static.
4043 (macho_lo_sum_memory_operand): Not static.
4044 (invalid_e500_subreg): Not static.
4045 (easy_vector_same): Not static.
4046 (easy_vector_splat_const): Not static.
4047 (RS6000_SYMBOL_REF_TLS_P): Remove.
4048 (any_operand): Delete.
4049 (any_parallel_operand): Delete.
4050 (count_register_operand): Delete.
4051 (altivec_register_operand): Delete.
4052 (xer_operand): Delete.
4053 (s8bit_cint_operand): Delete.
4054 (short_cint_operand): Delete.
4055 (u_short_cint_operand): Delete.
4056 (non_short_cint_operand): Delete.
4057 (exact_log2_cint_operand): Delete.
4058 (gpc_reg_operand): Delete.
4059 (cc_reg_operand): Delete.
4060 (cc_reg_not_cr0_operand): Delete.
4061 (reg_or_short_operand): Delete.
4062 (reg_or_neg_short_operand): Delete.
4063 (reg_or_aligned_short_operand): Delete.
4064 (reg_or_u_short_operand): Delete.
4065 (reg_or_cint_operand): Delete.
4066 (reg_or_arith_cint_operand): Delete.
4067 (reg_or_add_cint64_operand): Delete.
4068 (reg_or_sub_cint64_operand): Delete.
4069 (reg_or_logical_cint_operand): Delete.
4070 (got_operand): Delete.
4071 (got_no_const_operand): Delete.
4072 (easy_fp_constant): Delete.
4073 (easy_vector_constant): Delete.
4074 (easy_vector_constant_add_self): Delete.
4075 (zero_constant): Delete.
4076 (zero_fp_constant): Delete.
4077 (volatile_mem_operand): Delete.
4078 (offsettable_mem_operand): Delete.
4079 (mem_or_easy_const_operand): Delete.
4080 (add_operand): Delete.
4081 (non_add_cint_operand): Delete.
4082 (logical_operand): Delete.
4083 (non_logical_cint_operand): Delete.
4084 (mask_operand): Delete.
4085 (mask_operand_wrap): Delete.
4086 (mask64_operand): Delete.
4087 (mask64_2_operand): Delete.
4088 (and64_operand): Delete.
4089 (and64_2_operand): Delete.
4090 (and_operand): Delete.
4091 (reg_or_mem_operand): Delete.
4092 (lwa_operand): Delete.
4093 (symbol_ref_operand): Delete.
4094 (call_operand): Delete.
4095 (current_file_function_operand): Delete.
4096 (input_operand): Delete.
4097 (rs6000_nonimmediate_operand): Delete.
4098 (rs6000_tls_symbol_ref): Delete.
4099 (save_world_operation): Delete.
4100 (restore_world_operation): Delete.
4101 (load_multiple_operation): Delete.
4102 (store_multiple_operation): Delete.
4103 (vrsave_operation): Delete.
4104 (mfcr_operation): Delete.
4105 (mtcrf_operation): Delete.
4106 (lmw_operation): Delete.
4107 (stmw_operation): Delete.
4108 (branch_comparison_operator): Delete.
4109 (branch_positive_comparison_operator): Delete.
4110 (scc_comparison_operator): Delete.
4111 (trap_comparison_operator): Delete.
4112 (boolean_operator): Delete.
4113 (boolean_or_operator): Delete.
4114 (min_max_operator): Delete.
4115 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4116 (EASY_VECTOR_15): Moved to here.
4117 (EASY_VECTOR_15_ADD_SELF): Move to here.
4118 (PREDICATE_CODES): Delete.
4119 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4120 Declare functions no longer static.
4121 * config/rs6000/predicates.md: New.
4122 * config/rs6000/rs6000.md: Include predicates.md
4124 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4126 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4127 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4128 REG_ALWAYS_RETURN.
4129 * cfgrtl.c (need_fake_edge_p): Likewise.
4130 * combine.c (distribute_notes): Likewise.
4131 * emit-rtl.c (try_split): Likewise.
4132 * recog.c (peephole2_opimize): Likewise.
4133 * reg-notes.def (ALWAYS_RETURN): Remove.
4134 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4135 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4136 * tree.h (ECF_ALWAYS_RETURN): Remove.
4138 2005-02-28 Roger Sayle <roger@eyesopen.com>
4140 PR middle-end/19874
4141 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4142 between different machine modes is never a "useless" conversion.
4144 2005-02-28 Geert Bosch <bosch@gnat.com>
4146 PR ada/15977
4147 * doc/contrib.texi: List contributors for Ada front end
4149 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4151 * simplify-rtx.c (simplify_unary_operation_1,
4152 simplify_const_unary_operation): New, extracted from...
4153 (simplify_unary_operation): ... this one.
4154 (simplify_binary_operation_1,
4155 simplify_const_binary_operation): New, extracted from...
4156 (simplify_binary_operation): ... this one.
4157 * rtl.h (simplify_const_unary_operation,
4158 simplify_const_binary_operation): Add prototypes.
4160 2005-02-28 Julian Brown <julian@codesourcery.com>
4162 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4163 building libjava and caused PR regression/20228.
4165 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4167 PR bootstrap/17383
4168 * Makefile.in (host_subdir): New.
4169 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4170 * configure: Regenerate.
4172 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4174 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4175 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4176 installation directory first.
4178 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4180 PR target/19065.
4181 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4182 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4183 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4184 * config/cris/cris.md: Tweak comments referring to Q.
4185 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4186 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4187 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4188 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4189 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4190 Insert spaces in constraints to align alternatives vertically for
4191 readability.
4192 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4193 operand 1: "M".
4195 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4197 PR rtl-optimization/17728
4198 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4199 operand 0 from general_operand to move_dest_operand.
4201 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4203 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4204 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4205 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4206 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4208 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4210 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4211 * configure: Regenerate.
4212 * libada-mk.in: Remove CC; rename
4213 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4215 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4217 PR tree-opt/20188
4218 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4219 for the lhs, also walk over the tree. Likewise for rhs.
4221 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4223 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4224 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4225 Do not propagate value of iv before increment over the increment.
4227 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4229 * c-parser.c: New file.
4230 * c-parse.in: Remove.
4231 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4232 Remove.
4233 (c-parser.o): Add dependencies.
4234 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4235 maintainer-clean, TAGS): Update.
4236 * c-config-lang.in (gtfiles): Update.
4237 * gengtype-lex.l: Don't handle "@@".
4238 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4239 objc_build_synchronized, objc_begin_try_stmt,
4240 objc_begin_catch_clause, objc_finish_catch_clause,
4241 objc_build_finally_clause, objc_finish_try_stmt): New.
4242 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4243 type_seen_p.
4244 (c_parse_init): Update comment.
4245 * c-decl.c (c_init_decl_processing): Update comment.
4246 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4247 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4248 new c_declspecs members.
4250 2005-02-25 Julian Brown <julian@codesourcery.com>
4252 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4253 from being used for symbols with vague linkage when
4254 HAVE_GAS_COMDAT_GROUP is true.
4256 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4258 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4260 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4262 PR target/19930
4263 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4264 (LIBGCC2_HAS_DF_MODE): New.
4265 (LIBGCC2_HAS_XF_MODE): New.
4266 (LIBGCC2_HAS_TF_MODE): New.
4267 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4268 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4269 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4270 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4271 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4272 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4273 and add _fixtfdi, _fixunstfdi, _floatditf
4274 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4275 L_fixunstfdi, L_floatditf.
4276 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4277 (LIBGCC2_HAS_TF_MODE): Define.
4279 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4281 PR tree-optimization/20204
4282 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4283 REWRITE_THIS_STMT markers on PHI nodes.
4284 (rewrite_initialize_block): Likewise.
4286 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4288 * version.c (version_string): Update to 4.1.
4290 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4292 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4293 Clarify that the alternative way doesn't work in GNU C++.
4295 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4297 PR tree-optimization/19937
4298 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4299 to the type of the induction variable.
4301 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4303 PR rtl-optimization/20117
4304 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4305 the block including noncopyable insn.
4307 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4309 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4310 calls to find_reg_note.
4312 2005-02-24 Richard Henderson <rth@redhat.com>
4314 PR tree-opt/20127
4315 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4316 the type.
4318 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4320 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4321 vector types if to use base reg for misaligned non-word ld/std.
4323 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4325 PR target/14619
4326 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4327 dwarf2 label manually and put it after, not before the prologue.
4329 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4331 PR target/19019
4332 * reload.c (operands_match_p): Only increment register number for
4333 SCALAR_INT_MODE_P modes in multiple hard registers.
4335 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4336 Fix formatting.
4338 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4340 * ChangeLog.5: Fix log message typo(s).
4341 * ChangeLog.7: Likewise.
4342 * ChangeLog.tree-ssa: Likewise.
4343 * cfgexpand.c: Fix comment typo(s).
4344 * conflict.c: Likewise.
4345 * defaults.h: Likewise.
4346 * dwarf2out.c: Likewise.
4347 * gcse.c: Likewise.
4348 * ggc-page.c: Likewise.
4349 * tree-eh.c: Likewise.
4350 * tree-ssa-dom.c: Likewise.
4352 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4354 PR target/19019
4355 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4356 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4357 if SHARED is defined.
4359 PR target/20196
4360 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4361 allow splitting only if operands 0 and 3 don't overlap.
4363 2005-02-24 Richard Henderson <rth@redhat.com>
4365 PR middle-end/19953
4366 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4367 (fold_builtin_1): Call them.
4368 * fold-const.c (fold_complex_mult_parts): Split out from ...
4369 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4370 (fold_complex_div_parts, fold_complex_div): New.
4371 (fold): Use them.
4372 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4374 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4376 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4377 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4379 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4380 (print_node): Likewise.
4381 Print TYPE_SIZES_GIMPLIFIED.
4383 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4385 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4386 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4387 operands as commutative in constraints.
4389 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4391 * tree-into-ssa.c: Re-organize internal functions.
4393 2005-02-24 Richard Henderson <rth@redhat.com>
4395 PR middle-end/18902
4396 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4397 for c99.
4398 * common.opt (fcx-limited-range): New.
4399 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4400 * toplev.c (flag_complex_method): Initialize to 1.
4401 (process_options): Set flag_complex_method to 0 if
4402 flag_cx_limited_range.
4403 * doc/invoke.texi (-fcx-limited-range): New.
4405 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4407 * cse.c (delete_trivially_dead_insns): Speed up by using
4408 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4409 prev_real_insn.
4411 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4413 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4414 functions when -mid-shared-library is being used.
4416 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4418 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4419 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4420 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4421 * system.h: Poison LINK_LIBGCC_SPECIAL.
4423 2005-02-23 James E Wilson <wilson@specifixinc.com>
4425 * gengtype.c (note_insn_name): Make 1 element larger.
4427 2005-02-23 Roger Sayle <roger@eyesopen.com>
4429 PR target/20018
4430 PR rtl-optimization/20097
4431 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4432 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4434 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4436 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4437 * t-aix52 (SHLIB_INSTALL): Same.
4439 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4441 * genpreds.c: Update copyright.
4443 2005-02-23 Michael Beach <michaelb@ieee.org>
4445 PR target/20159
4446 * config/sparc/t-elf (startup files): Assemble with CPP.
4448 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4450 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4451 (write_predicate_expr): Likewise.
4453 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4455 PR tree-optimization/20100
4456 PR tree-optimization/20115
4457 * tree-optimize.c (init_tree_optimization_passes): Remove
4458 pass_maybe_create_global_var.
4459 * tree-pass.h (pass_maybe_create_global_var): Remove.
4460 * tree-ssa-alias.c (aliases_computed_p): Declare.
4461 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4462 (count_calls_and_maybe_create_global_var): Remove.
4463 (pass_maybe_create_global_var): Remove.
4464 (init_alias_info): Do not declare aliases_computed_p.
4465 (maybe_create_global_var): If the function contains no
4466 call-clobbered variables and a mix of pure/const and regular
4467 function calls, create .GLOBAL_VAR.
4468 Mark all call-clobbered variables for renaming.
4469 (merge_pointed_to_info): Update comment.
4470 (add_pointed_to_var): Likewise.
4471 (is_escape_site): Likewise.
4472 Accept struct alias_info * instead of size_t *.
4473 Update all users.
4474 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4475 as necessary.
4476 * tree-ssa-operands.c (get_call_expr_operands): If
4477 ALIASES_COMPUTED_P is false, do not add call-clobbering
4478 operands.
4479 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4480 (delete_tree_ssa): Likewise.
4482 2005-02-22 James E Wilson <wilson@specifixinc.com>
4484 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4485 (do_compile): Do call it here.
4487 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4489 PR rtl-optimization/20017.
4490 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4491 rest_of_handle_cse2, rest_of_handle_gcse): Call
4492 delete_dead_jumptables immediately before calling cleanup_cfg.
4494 2005-02-22 Devang Patel <dpatel@apple.com>
4496 PR 19952
4497 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4498 all labels
4500 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4502 * config/rs6000/aix.h (WINT_TYPE): Define.
4504 2005-02-22 Stan Shebs <shebs@apple.com>
4506 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4507 natural alignment for 64-bit Darwin.
4508 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4509 on 64-bit Darwin.
4510 * doc/invoke.texi: Document this.
4512 2005-02-22 DJ Delorie <dj@redhat.com>
4514 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4515 to make_[un]signed_type, not the mode itself.
4517 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4519 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4520 not available. Use tail calls wherever possible.
4521 (make_edge): Call unchecked_make_edge to create an edge.
4523 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4524 (coalesce_ssa_name): Don't check for
4525 SSANORM_USE_COALESCE_LIST.
4526 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4528 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4530 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4531 (rewrite_into_ssa): ... here.
4533 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4535 PR tree-optimization/19786
4536 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4537 tag to another's may-alias bitmap when adding to the other's list.
4539 2005-02-21 DJ Delorie <dj@redhat.com>
4541 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4542 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4543 registers in unsupported ways.
4544 * expmed.c (init_expmed): Likewise.
4546 2005-02-21 Stan Cox <scox@redhat.com>
4548 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4550 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4552 * tree-cfg.c (fold_cond_expr_cond): New.
4553 (make_edges): Call fold_cond_expr_cond.
4554 (find_taken_edge): Accept nothing but INTEGER_CST.
4555 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4556 and 1.
4557 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4559 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4560 that do not belong to any basic block.
4562 2005-02-21 Jeff Law <law@redhat.com>
4564 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4565 e->dest.
4567 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4569 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4570 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4571 Adjust their definitions.
4572 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4573 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4575 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4576 genautomata.c, langhooks.c, langhooks.h, system.h,
4577 config/arm/lib1funcs.asm: Update copyright.
4579 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4581 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4583 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4585 PR bootstrap/13770
4586 * doc/install.texi: Document --with-gc.
4588 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4590 * simplify-rtx.c (simplify_unary_operation): Add a missing
4591 "break" statement.
4593 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4595 PR tree-optimization/18663
4596 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4597 if the type has variable bounds.
4599 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4601 * gcse.c: Remove an obsolete comment.
4603 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4605 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4607 * doc/extend.texi (Function Attributes) <Attribute const>: The
4608 attribute "pure" is below this text, not above.
4610 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4612 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4613 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4614 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4616 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4618 PR 18785
4619 * langhooks.h (struct lang_hooks): Add to_target_charset.
4620 * langhooks.c (lhd_to_target_charset): New function.
4621 * langhooks-def.h: Declare lhd_to_target_charset.
4622 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4623 (LANG_HOOKS_INITIALIZER): Update.
4624 * c-common.c (c_common_to_target_charset): New function.
4625 * c-common.h: Declare it.
4626 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4627 c_common_to_target_charset.
4629 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4630 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4631 Delete definitions.
4632 * system.h: Poison them.
4633 * doc/tm.texi: Don't discuss them.
4634 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4635 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4636 (pp_c_char): Do not attempt to generate letter escapes for
4637 newline, tab, etc.
4638 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4639 * config/mips/mips.c (mips_output_ascii): Likewise.
4641 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4643 PR tree-optimization/19951
4644 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4645 is abnormal.
4647 2005-02-19 Steven Bosscher <stevenb@suse.de>
4649 PR middle-end/19698
4650 * function.h (struct function): New field `max_loop_depth'.
4651 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4652 (flow_loops_find): Reset the max loop depth count before finding loops.
4653 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4654 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4655 (calculate_global_regs_live): Make sure the loop will terminate
4656 when the initial sets are not empty.
4658 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4660 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4661 object inside.
4662 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4664 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4666 PR other/19525
4667 * doc/invoke.texi: Remove documentation of %M spec.
4668 * gcc.c: Likewise.
4669 (init_spec): Remove %M suffix from -lgcc_s.
4670 (do_spec_1): Remove 'M' case.
4671 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4672 to put shared libraries in the multilib directory. Remove the
4673 shlib_so_soname substitution variable. Don't add a multilib encoding
4674 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4675 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4676 SHLIB_INSTALL as well as SHLIB_LINK.
4677 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4678 (SHLIB_NAME): Delete.
4679 (SHLIB_DIR): New macro.
4680 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4681 (SHLIB_INSTALL): Adjust accordingly.
4682 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4683 * config/t-slibgcc-sld: Likewise.
4684 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4685 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4686 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4687 in $(SHLIB_DIR).
4688 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4689 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4690 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4691 Use @shlib_base_name@ instead of @shlib_so_name@.
4692 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4693 and @shlib_base_name@.so in @multilib_dir@.
4694 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4695 to the install path.
4696 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4697 (SHLIB_LINK): Remove previous workaround.
4698 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4699 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4700 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4701 the install path.
4702 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4703 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4704 (SHLIB_INSTALL): Adjust accordingly.
4705 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4706 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4707 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4708 config/t-slibgcc-elf-ver.
4710 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4711 Jakub Jelinek <jakub@redhat.com>
4713 PR tree-optimization/19828
4714 * tree-ssa-loop-im.c: Add a TODO comment.
4715 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4716 without side-effects.
4718 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4720 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
4721 call fold_convert.
4723 2005-02-18 James E. Wilson <wilson@specifixinc.com>
4725 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
4726 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
4727 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
4728 functions.
4729 (ia64_reorg): Delete fixup_errata call.
4730 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
4731 (TARGET_SWITCHES): Delete -mb-step entry.
4733 2005-02-19 Jakub Jelinek <jakub@redhat.com>
4735 PR c/20043
4736 * c-typeck.c (composite_type): Handle quals in transparent unions.
4737 (type_lists_compatible_p): Likewise.
4739 2005-02-18 Stan Shebs <shebs@apple.com>
4741 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
4742 expressions in the .literal8 section.
4744 2005-02-18 Geoffrey Keating <geoffk@apple.com>
4746 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
4748 2005-02-18 Roger Sayle <roger@eyesopen.com>
4750 * fold-const.c (constant_boolean_node): Always create values of the
4751 specified type, don't bother calling truthvalue_conversion.
4753 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4755 * except.c (output_function_exception_table): Call
4756 assemble_external_libcall (eh_personality_libfunc).
4758 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4760 PR target/19886
4761 * config/ia64/ia64.h (struct machine_function): Add state_num.
4762 * config/ia64/ia64.c (process_epilogue,
4763 process_for_unwind_directive): Use new unwind state numbers each
4764 time rather than state 1.
4766 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4768 PR target/20054
4769 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
4770 before the "*llgt_didi" pattern.
4772 2005-02-18 Jason Merrill <jason@redhat.com>
4774 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
4776 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
4778 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
4779 (div0): Use it in place of ARM_FUNC_ALIAS.
4780 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
4782 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
4784 PR middle-end/20030
4785 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
4786 access, the lower bound of the array type if it exists.
4788 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
4790 PR c++/20008
4791 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
4792 cases that are out-of-range for the index type.
4794 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4796 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
4797 (estimate_case_costs): Don't call convert.
4798 * expmed.c (expand_shift): Likewise.
4799 (make_tree): Call fold_convert instead of convert.
4801 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4803 PR c++/19813
4804 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
4805 that ref to be marked MEM_READONLY_P doesn't have base that needs
4806 constructing.
4808 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4810 * genautomata.c (output_get_cpu_unit_code_func,
4811 output_cpu_unit_reservation_p): Don't generate old-style function
4812 definitions.
4814 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4816 PR c++/20023
4817 PR tree-optimization/20009
4818 * convert.c (convert_to_integer): Revert 2005-02-16 change.
4820 PR tree-optimization/18947
4821 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
4822 inline, remove all nodes that are inlined into the extern inline
4823 being redefined.
4825 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4827 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
4828 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
4829 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
4830 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
4831 Update copyright.
4833 2005-02-17 Roger Sayle <roger@eyesopen.com>
4835 PR tree-optimization/19917
4836 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
4837 to be potentially trapping.
4839 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4841 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
4843 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4845 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4846 tem becomes a local variable which is set to the value of the
4847 back end defined INITIAL_FRAME_ADDRESS macro.
4848 (expand_builtin_frame_address): Omit the base parameter to
4849 expand_builtin_return_addr.
4850 (expand_builtin_profile_func): Likewise.
4851 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4852 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4853 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4855 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4857 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4858 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4859 * config/frv/frv.c (frv_function_epilogue): Likewise.
4861 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4863 * lambda-code (perfect_nestify): Remove mark/unmark
4864 for rewriting hack.
4865 * tree-loop-linear.c (linear_transform_loops): Add
4866 rewrite_into_ssa call so that ssa is correct for
4867 rewriting into loop closed.
4869 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4871 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4872 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4873 BITMAP_FREE.
4874 * bt-load.c (btr_def_live_range, combine_btr_defs,
4875 migrate_btr_def, migrate_btr_defs): Likewise.
4876 * cfgcleanup.c (thread_jump): Likewise.
4877 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4878 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4879 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4880 df_rd_local_compute, df_reg_info_compute): Likewise.
4881 * dominance.c (init_dom_info, free_dom_info): Likewise.
4882 * flow.c (init_propagate_block_info,
4883 free_propagate_block_info): Likewise.
4884 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4885 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4886 modify_reg_pav): Likewise.
4887 * loop-invariant.c (find_defs, find_invariant_insn,
4888 find_invariants, free_inv_motion_data): Likewise.
4889 * predict.c (tree_predict_by_opcode,
4890 estimate_bb_frequencies): Likewise.
4891 * stmt.c (expand_case): Likewise.
4892 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4893 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4894 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4895 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4896 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4897 rewrite_ssa_into_ssa): Likewise.
4898 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4899 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4900 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4901 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4902 * tree-sra.c (tree_sra): Likewise.
4903 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4904 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4905 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4906 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4907 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4908 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4909 Likewise.
4910 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4911 calculate_live_on_entry, calculate_live_on_exit,
4912 build_tree_conflict_graph): Likewise.
4913 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4914 record_important_candidates, set_use_iv_cost, find_depends,
4915 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4916 tree_ssa_iv_optimize_finalize): Likewise.
4917 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4918 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4919 tree_duplicate_loop_to_header_edge): Likewise.
4920 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4921 * tree-ssa.c (verify_flow_insensitive_alias_info,
4922 verify_name_tags, verify_ssa, init_tree_ssa,
4923 delete_tree_ssa): Likewise.
4924 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4925 fini_ssanames): Likewise.
4926 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4928 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4930 * config/rs6000/t-rtems: Completely reworked.
4932 2005-02-17 Ira Rosen <irar@il.ibm.com>
4934 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4936 2005-02-17 Ira Rosen <irar@il.ibm.com>
4938 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4939 POINTER_TYPE_P when checking that type is a pointer.
4940 (vect_get_memtag): Remove.
4941 (vect_address_analysis): Use POINTER_TYPE_P. Call
4942 vect_object_analysis with dummy parameter for memtag.
4943 (vect_object_analysis): Extract memtag (functionality that
4944 used to be in vect_get_memtag and moved here). Fix printings.
4945 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4946 with correct parameters. Remove call to vect_get_memtag.
4948 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4950 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4951 (tree-vectorizer.o): Added missing dependencies.
4953 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4954 decleration.
4955 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4956 declaration in tree-vectorizer.c, now has an extern declaration in
4957 tree-vectorizer.h).
4958 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4959 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4960 get_vectype_for_scalar_type, vect_is_simple_use,
4961 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4962 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4963 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4964 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4965 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4966 find_loop_location): Likewise.
4968 * tree-vectorizer.c (langhooks.h): #include removed.
4969 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4970 moved to tree-vectorized.h.
4971 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4972 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4973 get_vectype_for_scalar_type, vect_is_simple_use,
4974 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4975 vect_supportable_dr_alignment, new_loop_vec_info,
4976 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4977 vect_set_verbosity_level, find_loop_location): Likewise.
4979 (vect_analyze_loop): Function externalized. Declaration moved to
4980 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4981 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4982 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4983 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4984 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4985 vect_enhance_data_refs_alignment, vect_analyze_operations,
4986 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4987 vect_stmt_relevant_p, vect_get_loop_niters,
4988 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4989 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4990 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4991 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4992 vect_get_memtag): Likewise.
4994 (vectorizable_load): Function externalized. Declaration moved to
4995 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4996 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4997 vect_transform_loop): Likewise.
4998 (vect_transform_stmt): Moved to tree-vect-transform.c.
4999 (vect_align_data_ref, vect_create_destination_var,
5000 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5001 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5002 vect_get_vec_def_for_operand, vect_init_vector,
5003 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5004 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5005 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5006 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5007 vect_do_peeling_for_loop_bound): Likewise.
5009 * tree-vect-analyze.c: New file.
5010 * tree-vect-transform.c: New file.
5012 2005-02-17 Jason Merrill <jason@redhat.com>
5014 PR mudflap/19319, c++/19317
5015 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5016 slot explicit.
5018 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5020 * doc/install.texi (Specific): Update link for Darwin-specific
5021 tool binary site.
5023 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5025 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5026 constant_boolean_node.
5028 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5030 PR target/19019
5031 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5032 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5034 2005-02-16 Richard Henderson <rth@redhat.com>
5036 PR 19920
5037 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5038 with W_TYPE_SIZE.
5039 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5040 replace uses with Wtype_MAXp1_F.
5041 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5042 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5043 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5044 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5045 and HAVE_TFMODE as appropriate.
5046 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5047 (__floatdisf): Likewise.
5048 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5049 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5050 (Wtype_MAXp1_F): New.
5051 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5052 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5054 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5056 * PR target/19162
5057 * arm.c (arm_apply_result_size): New function.
5058 * arm.h (APPLY_RESULT_SIZE): Define.
5059 * arm-protos.h (arm_apply_result_size): Add prototype.
5060 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5061 (movxf): New expand.
5062 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5063 (call_value_symbol): Remove predicate for operand 0.
5064 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5065 (untyped_call): Rework to correclty return values for any type.
5066 (untyped_return): New expand.
5067 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5069 2005-02-16 Stan Shebs <shebs@apple.com>
5071 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5072 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5074 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5076 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5077 configure settings on Solaris 7 and later.
5079 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5081 PR tree-optimization/19865
5082 * tree-optimize.c (init_tree_optimization_passes): Run
5083 pass_may_alias after pass_sra.
5085 2005-02-16 Richard Henderson <rth@redhat.com>
5086 Stuart Hastings <stuart@apple.com>
5088 PR debug/19521
5089 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5090 Do nothing if debug info suppressed for this function.
5091 (dbxout_begin_function): Early exit if debug info suppressed for
5092 this function.
5094 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5096 PR target/20007
5097 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5098 find_basic_blocks.
5099 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5101 PR tree-optimization/19967
5102 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5103 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5104 argument TYPE. Adjust calls to fold_builtin_XXX.
5105 (expand_builtin, fold_builtin_1): Adjust calls to
5106 expand_builtin_XXX.
5107 (fold_builtin_strchr, fold_builtin_strpbrk,
5108 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5109 result to a requested type TYPE.
5111 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5113 PR middle-end/19857
5114 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5115 (T)x & (T)cst if (T)cst overflows.
5116 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5117 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5119 2005-02-15 Jeff Law <law@redhat.com>
5121 * gcse.c (blocks_with_calls): New bitmap.
5122 (alloc_gcse_mem): Allocate it.
5123 (free_gcse_mem): Free it.
5124 (clear_modifY_mem_tables): Clear it.
5125 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5126 when we encounter CALL_INSNs.
5127 (compute_transp, case MEM): Handle blocks with calls separate
5128 from blocks without calls. Use bitmap iterators rather than
5129 FOR_EACH_BB.
5131 2005-02-15 Peter O'Gorman <peter@pogma.com>
5133 PR bootstrap/18810
5134 * mklibgcc.in (vis_hide): Use a temporary object file, not
5135 -o /dev/null.
5137 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5139 PR target/19924
5140 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5141 access optimization.
5143 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5144 Alan Modra <amodra@bigpond.net.au>
5146 PR target/19019
5147 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5148 (_xlqsub): Rename to __gcc_qsub.
5149 (_xlqmul): Rename to __gcc_qmul.
5150 (_xlqdiv): Rename to __gcc_qdiv.
5151 Provide versioned symbol aliases with old names.
5152 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5153 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5154 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5155 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5156 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5158 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5160 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5161 Fold ~(A - 1) and ~(A + -1) to -A.
5163 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5165 PR pch/14940
5166 PR target/19300
5167 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5168 config/pa/pa-host.c:pa_gt_pch_use_address.
5170 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5172 * tree-vn.c (get_value_handle): Make sure that given an
5173 is_gimple_min_invariant expression, we always return it.
5175 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5177 * passes.c (rest_of_handle_gcse): Fix a comment.
5179 2005-02-15 Jeff Law <law@redhat.com>
5181 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5182 bitmap.
5183 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5184 (canon_list_insert, record_last_mem_set_info): Similarly.
5185 (clear_modify_mem_tables): Similarly.
5187 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5189 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5190 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5191 config/mips/mips.md, config/rs6000/aix.h,
5192 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5194 2005-02-15 Richard Henderson <rth@redhat.com>
5196 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5197 call to be best_edge.
5199 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5201 * basic-block.h: Adjust the prototype for find_basic_blocks.
5202 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5203 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5204 find_basic_blocks.
5206 * flow.c (recompute_reg_usage): Remove all arguments.
5207 * passes.c (rest_of_compilation): Adjust the call to
5208 recompute_reg_usage.
5209 * rtl.h: Adjust the prototype for recompute_reg_usage.
5211 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5213 * tree-dump.c (dump_files): Update to reflect new member
5214 of dump_file_info.
5215 (dump_register): Add new argument.
5216 Set glob name.
5217 (dump_switch_p_1): Check against glob name if doglob was passed.
5218 (dump_switch_p): Check against regular first, then glob if
5219 we didn't have any hits on the dump name.
5220 * tree-optimize.c (register_one_dump_file):
5221 Pass in glob name as well.
5222 * tree-pass.h (struct dump_file_info): Add glob
5223 member.
5225 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5227 PR preprocessor/16323
5228 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5230 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5232 PR target/19019
5233 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5234 (trunctfdf2_internal1): New.
5235 (trunctfdf2_internal2): Renamed from trunctfdf2.
5237 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5239 PR tree-optimization/19853
5240 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5242 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5244 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5245 delete_dead_jumptables and cleanup_cfg.
5247 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5249 * reload.c (find_reloads): Swap address_reloaded flags when
5250 swapping commutative operands.
5252 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5254 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5255 Use standard_iv_increment_position for computing the bsi position
5256 for create_iv.
5257 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5258 the bsi position.
5260 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5262 PR target/17428
5263 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5264 life range of hard registers.
5265 * value-prof.c (insn_prefetch_values_to_profile): Only
5266 scan normal insns.
5268 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5269 profile in libcalls.
5271 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5273 * bitmap.h (bitmap_and_compl_into): Return bool.
5274 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5276 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5278 PR tree-optimization/19944
5279 * fold-const.c (fold): Re-add ABS_EXPR folding.
5281 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5283 PR target/19019
5284 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5285 {TARGET,MASK}_XL_COMPAT.
5286 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5287 MASK_XL_COMPAT.
5288 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5289 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5290 TARGET_XL_COMPAT.
5291 (rs6000_arg_partial_bytes): Same.
5292 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5293 and XL compatibility enabled.
5294 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5295 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5296 test to final condition.
5297 (cmptf_internal2): New.
5298 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5299 xl-compat. Add TFmode information to description.
5301 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5303 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5305 2005-02-13 Jason Merrill <jason@redhat.com>
5307 PR c++/16405
5308 * fold-const.c (fold_indirect_ref_1): Split out from...
5309 (build_fold_indirect_ref): Here.
5310 (fold_indirect_ref): New fn.
5311 * tree.h: Declare it.
5312 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5313 (gimplify_modify_expr_rhs): Likewise.
5314 (gimplify_expr): Likewise.
5316 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5318 PR tree-optimization/14303
5319 PR tree-optimization/15784
5320 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5321 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5322 ABS_EXPR<x> != 0 to x != 0.
5324 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5326 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5327 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5328 spelling conventions.
5330 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5331 delete_trivially_dead_insns too many times.
5333 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5334 tem and tem2.
5336 2005-02-12 Ira Rosen <irar@il.ibm.com>
5338 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5339 (vect_is_simple_iv_evolution): Remove redundant parameter
5340 and step check.
5341 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5342 without last parameter.
5343 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5344 Return pointer step. Call vect_is_simple_iv_evolution without
5345 last parameter. Check only that the step is multiple of size
5346 type. Remove stmt_vinfo updates.
5347 (vect_get_memtag_and_dr): Remove.
5348 (vect_get_memtag): New function.
5349 (vect_address_analysis): New function.
5350 (vect_object_analysis): New function.
5351 (vect_analyze_data_refs): Call vect_object_analysis and
5352 vect_get_memtag. Update stmt_vinfo fields.
5354 2005-02-12 Ira Rosen <irar@il.ibm.com>
5356 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5357 exist and are objects. Remove checks for pointer.
5358 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5359 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5360 (vect_create_data_ref_ptr): Likewise.
5361 (vect_base_addr_differ_p): New function.
5362 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5363 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5364 Don't set the DR_BASE_NAME field of data-ref.
5365 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5367 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5369 * optabs.h (enum optab_index): Add new OTI_ldexp.
5370 (ldexp_optab): Define corresponding macro.
5371 * optabs.c (init_optabs): Initialize ldexp_optab.
5372 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5373 patterns.
5374 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5375 using ldexp_optab.
5376 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5377 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5379 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5380 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5381 intrinsics.
5383 2005-02-12 Ira Rosen <irar@il.ibm.com>
5385 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5386 to base_address.
5387 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5388 stmt_vec_info.
5389 (vect_get_base_and_offset): Always return an address.
5390 (vect_create_addr_base_for_vector_ref): Remove treatment for
5391 different data reference types.
5392 (vect_compute_data_ref_alignment): Rename base to base_address in
5393 stmt_vec_info. Get the object in order to force its alignment.
5394 (vect_get_memtag_and_dr): Rename base to base_address in
5395 stmt_vec_info. Extract the object for memtag analysis.
5397 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5399 PR regression/19898.
5400 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5401 changes cc_status, use apply modified_in_p to part of cc_status
5402 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5403 body.
5405 2005-02-11 Richard Henderson <rth@redhat.com>
5407 * tree-complex.c (expand_complex_libcall): New.
5408 (expand_complex_multiplication): Use it for c99 compliance.
5409 (expand_complex_division): Likewise.
5410 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5411 (fold): Call them.
5412 * builtins.c (built_in_names): Remove const.
5413 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5414 builtins.
5415 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5416 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5417 (built_in_names): Remove const.
5418 * c-common.c (c_common_type_for_mode): Handle complex modes.
5419 * flags.h, toplev.c (flag_complex_method): Rename from
5420 flag_complex_divide_method.
5421 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5422 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5423 * libgcc2.h: Declare them.
5424 * libgcc-std.ver: Export them.
5425 * mklibgcc.in (lib2funcs): Build them.
5427 2005-02-11 Steven Bosscher <stevenb@suse.de>
5429 PR tree-optimization/19876
5430 Partially revert my change from 2005-01-14
5431 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5432 (compute_antic): ...and remove the loop here.
5434 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5436 PR middle-end/19858
5437 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5438 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5440 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5441 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5443 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5445 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5446 offsets for the big-endian 32-bit case.
5448 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5450 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5452 2005-02-11 Dale Johannesen <dalej@apple.com>
5454 * cselib.c (cselib_process_insn): Clear out regs where
5455 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5456 * reload.c (find_equiv_reg): Ditto.
5458 2005-02-11 Ian Lance Taylor <ian@airs.com>
5460 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5461 with no elements.
5463 * tree.c (build_function_type_list): Work correctly if there are
5464 no arguments.
5466 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5468 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5469 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5470 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5471 TARGET_ZARCH instead of TARGET_64BIT.
5473 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5475 * config/rs6000/t-rtems:
5476 (MULTILIB_OPTIONS): Remove mcpu=602.
5477 (MUTLILIB_DIRNAMES): Remove m602.
5478 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5479 Let mcpu=602 match mcpu=603.
5480 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5482 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5484 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5485 signal trampolines.
5487 2005-02-10 David Daney <ddaney@avtrex.com>
5489 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5490 * config/i386/linux-unwind.h: Likewise.
5491 * config/ia64/linux-unwind.h: Likewise.
5492 * config/mips/linux-unwind.h: Likewise.
5493 * config/pa/linux-unwind.h: Likewise.
5494 * config/rs6000/linux-unwind.h: Likewise.
5495 * config/s390/linux-unwind.h: Likewise.
5496 * config/sh/linux-unwind.h: Likewise.
5497 * config/sparc/linux-unwind.h: Likewise.
5499 2005-02-10 Steven Bosscher <stevenb@suse.de>
5501 PR tree-optimization/17549
5502 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5503 TER to replace a DEF with its expression if the DEF and the
5504 rhs of the expression we replace into have the same root
5505 variable.
5507 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5509 * config/mips/mips.md: Fix the placement of the match_scratch in the
5510 lea64 peephole2.
5512 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5514 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5515 Fix comment typos.
5517 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5519 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5520 (strip_offset): Handle addresses.
5521 (add_address_candidates): Use strip_offset.
5522 (difference_cost): Reflect strip_offset change.
5523 (force_var_cost, difference_cost): Strip nops.
5525 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5527 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5529 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5530 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5531 config/cris/cris-protos.h, config/cris/cris.c: Update
5532 copyright.
5534 2005-02-10 Jeff Law <law@redhat.com>
5536 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5537 (lookup_avail_expr): Similarly.
5539 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5541 * builtins.c (fold_builtin_powi): New function.
5542 (fold_builtin_1): Call it.
5544 2005-02-10 Steven Bosscher <stevenb@suse.de>
5546 PR documentation/19309
5547 * doc/cpp.texi: The __GNUC__ and related predefined macros
5548 are also defined for the "standalone" cpp.
5549 Some non-GCC compilers may also define __GNUC__.
5551 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5553 PR c/19342
5554 * c-typeck.c (common_type): New routine. Old common_type renamed
5555 to...
5556 (c_common_type): ...this.
5557 (build_conditional_expr, build_binary_op): Use c_common_type instead
5558 of common_type.
5560 2005-02-10 Steven Bosscher <stevenb@suse.de>
5562 * doc/md.texi: Replace @samp{length} with @code{length}.
5564 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5566 PR tree-optimization/18687
5567 * tree-flow.h (find_loop_niter): Declare.
5568 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5569 Try using scev even for loops with more than one exit.
5570 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5571 (struct ivopts_data): Added niters field.
5572 (struct nfe_cache_elt): New.
5573 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5574 functions.
5575 (tree_ssa_iv_optimize_init): Initialize niters cache.
5576 (determine_number_of_iterations): Removed.
5577 (find_induction_variables): Do not call determine_number_of_iterations.
5578 Access niters for single exit through niter_for_single_dom_exit.
5579 (add_iv_outer_candidates): Access niters for single exit through
5580 niter_for_single_dom_exit.
5581 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5582 number_of_iterations_cond.
5583 (iv_period): New function.
5584 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5585 (may_replace_final_value): Take data argument. Use
5586 niter_for_single_dom_exit.
5587 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5588 (rewrite_use_compare): Pass data to may_eliminate_iv.
5589 (rewrite_use_outer): Pass data to may_replace_final_value.
5590 (free_loop_data): Clean up the niters cache.
5591 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5592 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5593 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5594 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5595 (num_ending_zeros): Moved to tree.c.
5596 * tree.h (num_ending_zeros): Declare.
5597 * tree.c (num_ending_zeros): Moved from tree.c.
5599 2005-02-09 Richard Henderson <rth@redhat.com>
5601 * builtins.c (DEF_BUILTIN): Add COND argument.
5602 * tree.h (DEF_BUILTIN): Likewise.
5603 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5604 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5605 match.
5606 (DEF_BUILTIN_STUB): New.
5607 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5608 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5609 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5610 * c-common.c (DEF_BUILTIN): Add COND argument.
5611 * tree.c (local_define_builtin): New.
5612 (build_common_builtin_nodes): New.
5614 2005-02-09 Roger Sayle <roger@eyesopen.com>
5616 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5617 floating point expression ignoring the sign of the result.
5618 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5619 (fold) <MULT_EXPR>: Use it to simplify x*x.
5620 * tree.h (fold_strip_sign_ops): Prototype here.
5621 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5622 argument. Use fold_strip_sign_ops to simplify the first argument.
5623 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5624 first argument when the second argument is an even integer
5625 constant, but only with -funsafe_math_optimizations.
5626 (fold_builtin_1): Update call to fold_builtin_copysign.
5628 2005-02-09 Ian Lance Taylor <ian@airs.com>
5630 PR middle-end/19583
5631 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5632 just check whether EH_FILTER_FAILURE falls through.
5634 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5636 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5637 insns return to ready list in the next turn.
5639 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5641 PR middle-end/19402
5642 * builtins.def: New __builtin_powi[lf].
5643 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5644 (expand_builtin_powi): New function.
5645 (expand_builtin): Dispatch to expand_builtin_powi.
5646 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5647 * libgcc2.c: Add __builtin_powi[lf] implementation.
5648 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5649 * optabs.h: Add powi_optab.
5650 * optabs.c (init_optabs): Initialize powi_optab.
5651 * doc/extend.texi: Document __builtin_powi[lf].
5653 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5655 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5656 exists.
5658 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5660 PR middle-end/19854
5661 * fold-const.c (try_move_mult_to_index): Remove redundant
5662 type argument. Create ADDR_EXPR with correct type.
5663 (fold): Update callers of try_move_mult_to_index. Convert
5664 result to the appropriate type.
5666 2005-02-09 Roger Sayle <roger@eyesopen.com>
5668 PR target/19597
5669 * config/avr/avr.c (default_rtx_costs): Delete.
5670 (avr_operand_rtx_cost): New function.
5671 (avr_rtx_costs): Completely rewrite.
5673 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5675 PR target/19806
5676 * config/cris/cris.c (in_code): New variable.
5677 (cris_output_addr_const): Now a static function, a wrapper for
5678 output_addr_const.
5679 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5680 case from old cris_output_addr_const.
5681 (cris_asm_output_label_ref): Similar for LABEL_REF.
5682 (cris_output_addr_const_extra): Similar for UNSPEC.
5683 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5684 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5685 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5686 declaration.
5687 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5688 (cris_asm_output_label_ref): Declare.
5690 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5692 PR preprocessor/19801
5693 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5694 filenames that changed when libcpp was moved to the toplevel.
5696 2005-02-07 Roger Sayle <roger@eyesopen.com>
5698 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5699 zero extensions of BImode operands. Call lowpart_subreg instead
5700 of gen_lowpart_common and gen_lowpart_SUBREG.
5702 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5704 PR ada/19489
5705 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5706 * configure.ac: Set cc_for_cross_gnattools.
5707 * configure: Regenerate.
5709 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5711 PR target/19803
5712 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5714 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5716 PR debug/19327
5717 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5718 of nested functions.
5720 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
5722 * doc/extend.texi: Document deprecated extensions allowing
5723 static floating-point members to have initializers and allowing
5724 floating-point literals in integral constant expressions.
5726 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
5728 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
5729 config/darwin7.h, config/mips/mips.c,
5730 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
5731 Update copyright.
5733 * cse.c: Update comments.
5735 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
5737 PR middle-end/19775
5738 * builtins.c (fold_builtin_sqrt): Transform
5739 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
5740 pow(x,y*0.5).
5742 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
5743 Dorit Naishlos <dorit@il.ibm.com>
5745 * doc/invoke.texi (ftree-vectorizer-verbose): New.
5746 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
5747 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
5748 was added.
5749 * tree.h (vect_set_verbosity_level): New extern function declaration
5750 added.
5751 * tree-vectorizer.h (verbosity_levels): New enum type.
5752 * tree-vectorizer.c (vect_debug_stats): Function removed.
5753 (vect_debug_details): Likewise.
5754 (vect_verbosity_level): Global variable was defined and initialized.
5755 (vect_dump): Global variable definition.
5756 (vect_print_dump_info): New function.
5757 (vect_set_dump_settings): New function.
5758 (vect_set_verbosity_level): New function.
5759 (vectorize_loops): Add call to vect_set_dump_settings.
5761 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
5762 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5763 (slpeel_tree_peel_loop_to_edge): Likewise.
5765 (vect_analyze_offset_expr): Call to vect_print_dump_info with
5766 appropriate verbosity level instead of call to vect_debug_details
5767 or vect_debug_stats.
5768 (vect_get_base_and_offset):
5769 (vect_create_addr_base_for_vector_ref):
5770 (get_vectype_for_scalar_type):
5771 (vect_create_data_ref_ptr):
5772 (vect_init_vector):
5773 (vect_get_vec_def_for_operand):
5774 (vect_finish_stmt_generation):
5775 (vectorizable_assignment):
5776 (vectorizable_operation):
5777 (vectorizable_store):
5778 (vectorizable_load):
5779 (vect_transform_stmt):
5780 (vect_update_ivs_after_vectorizer):
5781 (vect_do_peeling_for_loop_bound):
5782 (vect_update_inits_of_drs):
5783 (vect_do_peeling_for_alignment):
5784 (vect_transform_loop):
5785 (vect_is_simple_use):
5786 (vect_analyze_operations):
5787 (vect_is_simple_iv_evolution):
5788 (vect_analyze_scalar_cycles):
5789 (vect_analyze_data_ref_dependence):
5790 (vect_analyze_data_ref_dependences):
5791 (vect_compute_data_ref_alignment):
5792 (vect_enhance_data_refs_alignment):
5793 (vect_analyze_data_refs_alignment):
5794 (vect_analyze_data_ref_access):
5795 (vect_analyze_data_ref_accesses):
5796 (vect_analyze_pointer_ref_access):
5797 (vect_get_memtag_and_dr):
5798 (vect_analyze_data_refs):
5799 (vect_mark_relevant):
5800 (vect_stmt_relevant_p):
5801 (vect_mark_stmts_to_be_vectorized):
5802 (vect_can_advance_ivs_p):
5803 (vect_get_loop_niters):
5804 (vect_analyze_loop_form):
5805 (vect_analyze_loop):
5806 (vectorize_loops): Likewise.
5808 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
5809 (vect_update_inits_of_drs):
5810 (vect_do_peeling_for_alignment):
5811 (vect_transform_loop):
5812 (vect_analyze_operations):
5813 (vect_analyze_scalar_cycles):
5814 (vect_analyze_data_ref_dependences):
5815 (vect_analyze_data_refs_alignment):
5816 (vect_analyze_data_ref_accesses):
5817 (vect_analyze_data_refs):
5818 (vect_mark_stmts_to_be_vectorized):
5819 (vect_get_loop_niters):
5820 (vect_analyze_loop_form):
5821 (vect_analyze_loop): Likewise.
5822 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
5824 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
5826 PR bootstrap/19796
5827 Revert:
5828 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5829 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5830 either -ffast-math or -funsafe-math-optimizations is in use.
5832 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5833 * config/mips/irix-csr.c: New file.
5834 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5835 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5836 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5837 executables.
5839 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
5841 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
5842 redundant, incorrect definitions.
5844 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5845 expand.
5846 ("*tls_indirect_call"): New, reference hard regs directly.
5847 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5849 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5851 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5852 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5854 2005-02-06 Roger Sayle <roger@eyesopen.com>
5856 PR rtl-optimization/19800
5857 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5858 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5859 gen_lowpart.
5861 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5863 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5865 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5867 PR other/17135
5868 * doc/invoke.texi: Correct documentation of -freorder-functions.
5870 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5872 PR other/14402
5873 * doc/invoke.texi: Don't mention gccbug.
5875 2005-02-06 Roger Sayle <roger@eyesopen.com>
5876 Andrew Pinski <pinskia@physics.uc.edu>
5877 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5879 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5880 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5881 into just (zero_extract:SI FOO (const_int 1) BAR).
5883 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5885 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5886 macro locally. Don't give last revision date. Use GCC version
5887 number from gcc-common.texi.
5888 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5889 revision date. Use GCC version number from gcc-common.texi.
5890 Describe being a library as current state rather than as 3.x
5891 history.
5892 * doc/gcc.texi: Remove last update date.
5893 * doc/gccint.texi: Likewise. Update copyright dates.
5894 * doc/install.texi: Update copyright dates.
5896 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5898 PR other/7549
5899 * doc/invoke.texi: Mention for each option included in -Wall that
5900 it is included in -Wall.
5901 * doc/gcc.texi: Update copyright and last modification date.
5903 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5905 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5906 unnecessary cast to original induction variable increments.
5908 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5910 PR tree-optimization/18219
5911 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5912 in distributed form.
5914 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5916 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5917 Set bitpos and offset later in the function. Do nothing if the
5918 target is a register and if the bitfield lies completely outside
5919 that register.
5920 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5921 here. Return an uninitialised register if the source value is stored
5922 in a register and the bitfield lies completely outside that register.
5924 2005-02-06 Steven Bosscher <stevenb@suse.de>
5926 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5927 not SET_DEST.
5929 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5931 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5933 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5935 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5936 * config/darwin8.h: New.
5937 * config/darwin7.h: Update comment.
5939 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5940 Dorit Naishlos <dorit@il.ibm.com>
5942 * tree-vectorizer.h (LOC): New type.
5943 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5944 (loop_line_number): New field in struct _loop_vec_info.
5945 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5947 * tree-vectorizer.c (input.h): Included.
5948 (find_loop_location): New function.
5949 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5950 loop line number removed.
5951 (vect_debug_details): Likewise.
5952 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5954 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5955 call to vect_debug_details/stats changed from loop to loop_loc.
5956 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5957 (slpeel_tree_peel_loop_to_edge): Likewise.
5959 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5960 changed from NULL to UNKNOWN_LOC.
5961 (vect_get_base_and_offset):
5962 (vect_create_addr_base_for_vector_ref):
5963 (get_vectype_for_scalar_type):
5964 (vect_create_data_ref_ptr):
5965 (vect_init_vector):
5966 (vect_get_vec_def_for_operand):
5967 (vect_finish_stmt_generation):
5968 (vectorizable_assignment):
5969 (vectorizable_operation):
5970 (vectorizable_store):
5971 (vectorizable_load):
5972 (vect_transform_stmt):
5973 (vect_update_ivs_after_vectorizer):
5974 (vect_do_peeling_for_loop_bound):
5975 (vect_do_peeling_for_alignment):
5976 (vect_transform_loop):
5977 (vect_is_simple_use):
5978 (vect_analyze_operations):
5979 (vect_is_simple_iv_evolution):
5980 (vect_analyze_scalar_cycles):
5981 (vect_analyze_data_ref_dependences):
5982 (vect_compute_data_ref_alignment):
5983 (vect_enhance_data_refs_alignment):
5984 (vect_analyze_data_ref_access):
5985 (vect_analyze_data_ref_accesses):
5986 (vect_analyze_pointer_ref_access):
5987 (vect_get_memtag_and_dr):
5988 (vect_analyze_data_refs):
5989 (vect_mark_relevant):
5990 (vect_stmt_relevant_p):
5991 (vect_mark_stmts_to_be_vectorized):
5992 (vect_can_advance_ivs_p):
5993 (vect_get_loop_niters):
5994 (vect_analyze_loop):
5995 (vectorize_loops): Likewise.
5997 (vectorizable_load): Argument in call to vect_debug_details/stats
5998 changed from loop to LOOP_LOC (loop_vinfo).
5999 (vect_transform_loop):
6000 (vect_analyze_operations):
6001 (vect_analyze_scalar_cycles):
6002 (vect_analyze_data_ref_dependence):
6003 (vect_enhance_data_refs_alignment):
6004 (vect_analyze_data_ref_accesses):
6005 (vect_analyze_pointer_ref_access):
6006 (vect_analyze_data_refs):
6007 (vect_analyze_loop): Likewise.
6009 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6010 changed from loop to loop_loc.
6012 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6014 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6015 Dorit Naishlos <dorit@il.ibm.com>
6017 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6018 declaration added.
6019 (vect_analyze_data_ref_dependences): Likewise.
6021 (vect_is_simple_use): Argument changed from loop structure to
6022 loop_vect_info structure.
6023 (vect_can_advance_ivs_p): Likewise.
6024 (vect_create_index_for_vector_ref): Likewise.
6025 (vect_update_ivs_after_vectorizer): Likewise.
6026 (new_stmt_vec_info): Likewise.
6028 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6029 changed from loop to loop_vinfo.
6030 (vect_create_data_ref_ptr): First argument in call to
6031 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6032 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6033 was changed from loop to loop_vinfo.
6034 (vectorizable_operation): Likewise.
6035 (vectorizable_store): Likewise.
6036 (vect_mark_stmts_to_be_vectorized): Likewise.
6037 (vect_do_peeling_for_loop_bound): First argument in call to
6038 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6039 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6040 was changed from loop to loop_vinfo.
6041 (vect_analyze_data_ref_dependences): Third argument in call to
6042 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6044 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6045 (vect_create_data_ref_ptr): Likewise.
6046 (vect_init_vector): Likewise.
6047 (vect_get_vec_def_for_operand): Likewise.
6048 (vectorizable_assignment): Likewise.
6049 (vectorizable_operation): Likewise.
6050 (vectorizable_store): Likewise.
6051 (vectorizable_load): Likewise.
6052 (vect_update_ivs_after_vectorizer): Likewise.
6053 (vect_is_simple_use): Likewise.
6054 (vect_analyze_data_ref_dependence): Likewise.
6055 (vect_analyze_pointer_ref_access): Likewise.
6056 (vect_can_advance_ivs_p): Likewise.
6058 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6059 before _stmt_vec_info.
6060 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6061 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6062 (new_stmt_vec_info): Argument changed from loop structure to
6063 loop_vect_info structure
6065 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6066 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6067 (vect_create_addr_base_for_vector_ref): Likewise.
6068 (vect_analyze_pointer_ref_access): Likewise.
6070 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6072 PR tree-opt/19768
6073 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6074 phi flag if the phi is abnormal.
6076 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6078 PR tree-opt/19736
6079 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6080 information for the new statement.
6082 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6084 PR driver/19117
6085 * gcc.c (main): Include the target in -v output.
6087 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6089 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6090 Do not drop the extend if we'd have to add a paradoxical subreg
6091 later. Include optabs.h and insn-codes.h.
6092 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6094 2005-02-02 Roger Sayle <roger@eyesopen.com>
6096 PR middle-end/19405
6097 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6098 * fold-const.c (const_binop): Avoid constant folding floating
6099 point operations in modes that use composite representations.
6100 * simplify-rtx.c (simplify_binary_operation): Likewise.
6102 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6104 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6105 a REG, not a MEM.
6106 (altivec_dstt): Likewise.
6107 (altivec_dstst): Likewise.
6108 (altivec_dststt): Likewise.
6109 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6110 of first operand.
6112 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6114 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6115 EXPR_LOCUS from orig_cond to the new cond_stmt.
6116 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6117 the new vec_stmt.
6119 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6121 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6122 standard_iv_increment_position. Remove call to bsi_next
6123 (no need to bump the iterator anymore).
6124 (vect_create_index_for_vector_ref): Call
6125 standard_iv_increment_position. Remove second function argument.
6126 (vect_finish_stmt_generation): Remove call to bsi_next
6127 (no need to bump the iterator anymore).
6128 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6129 to vect_create_index_for_vector_ref.
6131 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6133 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6134 phis are used out of the loop.
6136 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6138 PR c/17807
6139 * c-decl.c (undef_nested_function): New variable.
6140 (pop_scope): Diagnose undefined nested functions.
6141 (finish_function): Don't attempt cgraph processing or genericizing
6142 if current top-level function contained an undefined nested
6143 function. Reset undef_nested_function at the end of a top-level
6144 function.
6146 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6148 * tree.c (build_int_cst_type): Take sign of the value into account
6149 when deciding whether sign extend the value.
6151 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6153 PR c/18502
6154 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6155 (cpp_options, cc1_options): Change %{std*&ansi} to
6156 %{std*&ansi&trigraphs}.
6158 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6160 * cse.c: Update comments.
6162 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6164 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6165 arguments go on the stack. Do not put complex doubles in odd/even
6166 pairs.
6168 2005-02-02 Steven Bosscher <stevenb@suse.de>
6170 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6171 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6172 -ftree-pre, and -fthread-jumps.
6174 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6176 PR tree-optimization/19578
6177 * tree-flow.h (modified_noreturn_calls): Declare.
6178 (noreturn_call_p): Declare.
6179 * tree-flow-inline.h (noreturn_call_p): New function.
6180 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6181 * tree-cfg.c (modified_noreturn_calls): New variable.
6182 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6183 that contain a mid-block noreturn call.
6184 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6186 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6188 * df.c (df_def_record_1, df_uses_record): Don't use
6189 DF_FOR_REGALLOC.
6190 * df.h (DF_FOR_REGALLOC): Remove.
6192 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6194 PR c/19435
6195 * c-typeck.c (really_start_incremental_init): Reset
6196 constructor_max_index for arrays of incomplete type.
6198 2005-02-02 Jeff Law <law@redhat.com>
6200 * gcse.c (struct reg_set): Store the block index where the register
6201 was set rather than the setting insn.
6202 (record_one_set, compute_transp): Corresponding changes.
6203 (pre_insert_copy_insn): Do not call replace_one_set.
6204 (replace_one_set): Remove.
6206 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6208 PR other/15514
6209 * doc/gcov.texi: Fix typo.
6211 2005-02-01 Richard Henderson <rth@redhat.com
6213 PR target/19680
6214 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6215 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6216 type to bool.
6217 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6218 * config/i386/i386-protos.h: Update.
6220 2005-02-01 Steven Bosscher <stevenb@suse.de>
6222 PR tree-optimization/19217
6223 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6224 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6225 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6226 that it is walking a PHI node.
6228 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6230 * doc/extend.texi (Nested Functions): Update.
6232 2005-02-01 Richard Henderson <rth@redhat.com>
6234 PR 19696
6235 * optabs.c (expand_copysign_absneg): Export.
6236 * optabs.h (expand_copysign_absneg): Declare.
6237 * config/rs6000/rs6000.md (copysigntf3): New.
6239 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6241 PR tree-optimization/19633
6242 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6243 * tree-ssa-alias.c (init_alias_info): Initialize.
6244 (merge_pointed_to_info): Set.
6245 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6246 (dump_points_to_info_for): Show value of pt_null.
6247 (struct count_ptr_d): Declare.
6248 (find_ptr_dereference): Remove.
6249 (ptr_is_dereferenced_by): Remove.
6250 (count_ptr_derefs): New local function.
6251 (count_uses_and_derefs): New local function.
6252 (compute_points_to_and_addr_escape): Call it. If the number
6253 of dereferences is greater than zero, mark the pointer as
6254 dereferenced. If there are fewer dereferences than uses of
6255 the pointer, the pointer's value escapes.
6257 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6259 PR tree-optimization/19670
6260 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6261 here...
6262 (verify_use): ... set it here, instead.
6264 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6266 * doc/sourcebuild.texi (Test directives): Fix formatting.
6268 * doc/sourcebuild.texi (Test directives): Describe selector
6269 expressions.
6271 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6273 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6274 specific 64-bit CPUs.
6276 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6278 PR target/16201
6279 * arm.c (arm_eliminable_register): New function.
6280 (adjacent_mem_locations): Don't allow eliminable registers. Use
6281 HOST_WIDE_INT for address offsets.
6282 * arm-protos.h (arm_eliminable_register): Add prototype.
6284 2005-02-01 Steven Bosscher <stevenb@suse.de>
6286 PR optimization/15242
6287 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6288 * basic-block.h (duplicate_computed_gotos): Add prototype.
6289 * bb-reorder.c (duplicate_computed_gotos): New function to
6290 duplicate sufficiently small blocks ending in a computed jump.
6291 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6292 if not optimizing for size.
6293 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6294 never do tail merging for blocks ending in a computed jump.
6295 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6297 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6299 Patch from Richard Sandiford <rsandifo@redhat.com>
6300 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6301 from inheriting a subreg equivalence with a non-spill register.
6303 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6305 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6307 * config/frv/frv.c (movcc_fp_destination_operand): New.
6308 (gpr_or_memory_operand): Fix typo in comment.
6309 (gpr_or_memory_operand_with_scratch): New.
6310 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6311 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6312 movcc_fp_destination_operand.
6313 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6314 Legitimize memory addresses using a scratch register.
6316 2005-01-31 Jeff Law <law@redhat.com>
6318 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6319 bitmap a sparse bitmap instead of a simple bitmap.
6320 (mark_def_sites_initialize_block): Corresponding changes.
6321 (ssa_mark_def_sites_initialize_block): Likewise.
6322 (ssa_mark_phi_uses): Likewise.
6323 (mark_def_site, ssa_mark_def_sites): Likewise.
6324 (mark_def_site_blocks): Likewise.
6325 (rewrite_ssa_into_ssa): Likewise.
6327 * tree-ssa-dom.c (record_cond): Pass correct variable type
6328 for last argument to htab_find_slot_with_hash.
6330 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6331 effects when optimizing 0 % X. Do not try to optimize X % 0.
6333 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6335 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6336 1_mmalua.
6338 2005-02-01 Eric Christopher <echristo@redhat.com>
6340 * config/mips/mips.c (override_options): Warn if -mint64
6341 is used.
6342 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6343 deprecated.
6345 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6347 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6348 timestamp.
6349 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6350 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6351 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6352 (cached_regno): Initialize to INVALID_REGNUM.
6353 (cse_reg_info_table_size,
6354 cse_reg_info_table_first_uninitialized,
6355 cse_reg_info_timestamp): New.
6356 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6357 get_cse_reg_info.
6358 (init_cse_reg_info, get_cse_reg_info_1): New.
6359 (get_cse_reg_info): Cache the last look-up.
6360 (new_basic_block): Update the code to clear mappings from
6361 registers to cse_reg_info entries.
6362 (cse_main): Call init_cse_reg_info.
6364 * cse.c (get_cse_reg_info): Update a comment.
6366 2005-01-31 Steven Bosscher <stevenb@suse.de>
6368 PR c/19333
6369 * c-decl.c (start_decl): Do not warn about arrays of elements with
6370 an incomplete type here.
6371 (grokdeclarator): Do it here by making a pedwarn an error.
6372 * c-typeck.c (push_init_level): If there were previous errors with
6373 the constructor type, do not warn about braces for initializers.
6374 (process_init_element): Likewise for excess initializer elements.
6376 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6378 * cse.c (delete_trivially_dead_insn): Don't iterate.
6380 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6382 * config/rs6000/rs6000.md (copysignsf3): New expand.
6383 (copysigndf3): Likewise.
6385 2005-01-31 Steven Bosscher <stevenb@suse.de>
6387 * recog.c (constrain_operands): Only look for earlyclobber operand
6388 conflicts if an '&' constraint was seen.
6390 2005-01-31 Marc Espie <espie@openbsd.org>
6392 * config.gcc: Don't include embedded systems fragment, switches default
6393 debugging format to ELF.
6394 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6395 longer pick it up there.
6397 2005-01-31 Dale Johannesen <dalej@apple.com>
6399 * doc/extend.texi (nested functions): Fix linkage description.
6400 Clarify that static is not allowed.
6402 2005-01-31 Dale Johannesen <dalej@apple.com>
6404 * config/rs6000/darwin.md (movsf_low_di): Make work.
6405 (movdf_low_di): Make work.
6407 2005-01-31 Dale Johannesen <dalej@apple.com>
6409 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6410 Make work for 64 bit.
6412 2005-01-31 Roger Sayle <roger@eyesopen.com>
6413 Dale Johannesen <dalej@apple.com>
6415 PR middle-end/19650
6416 * fold-const.c (fold_binary_op_with_conditional_arg):
6417 Make types match original operands, before STRIP_NOPS.
6419 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6421 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6422 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6423 (struct gcc_sigcontext): Delete. Merge contents to..
6424 (struct gcc_ucontext): ..here.
6425 (get_sigcontext): Delete.
6426 (get_regs): New function, like get_sigcontext but return regs ptr.
6427 64-bit version finds regs from r1 to support vdso.
6428 (ppc_linux_aux_vector): New function.
6429 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6430 and vector regs.
6432 2005-01-31 Ira Rosen <irar@il.ibm.com>
6434 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6435 sizetype.
6436 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6437 redundant fold. Fix misalignment for MINUS_EXPR.
6438 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6439 (vect_analyze_pointer_ref_access): Likewise.
6440 (vect_get_memtag_and_dr): Likewise.
6442 2005-01-31 Richard Henderson <rth@redhat.com>
6444 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6445 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6446 absnegdf2_i387, absnegxf2_i387): Likewise.
6448 2005-01-31 Richard Henderson <rth@redhat.com>
6450 PR 19696
6451 * optabs.c (expand_copysign_absneg): New.
6452 (expand_copysign_bit): Split out from ...
6453 (expand_copysign): ... here. Use expand_copysign_absneg.
6455 2005-01-30 Roger Sayle <roger@eyesopen.com>
6457 PR middle-end/19697
6458 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6459 constant as the second operand and a register as the third.
6461 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6463 PR target/19704
6464 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6465 that dllimport'd functions do not use all call-clobbered registers
6466 to pass parameters.
6468 2005-01-30 Richard Henderson <rth@redhat.com>
6470 PR 19696
6471 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6472 expand_abs_nojump and generalize. Use operand_subword and
6473 emit_no_conflict_block. Support large modes.
6474 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6475 back to maximum.
6476 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6477 negation to subtraction.
6478 (expand_copysign): Check that the format has signed zeros.
6479 Use operand_subword and emit_no_conflict_block. Support large modes.
6481 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6483 Fix PR tree-optimization/19624
6485 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6486 * tree-ssa-pre.c: Add cfgloop.h.
6487 Update comment.
6488 (pre_stats): New member, constified.
6489 (inserted_exprs): New static variable.
6490 (NECESSARY): New macro.
6491 (create_expression_by_pieces): Fold the expression, and
6492 mark it as defaulting to not necessary. Also put in
6493 inserted_exprs.
6494 (fully_constant_expression): New function.
6495 (insert_into_preds_of_block): Modify to not insert phis when we
6496 are playing with induction variables.
6497 Push phis onto the inserted_exprs vector, and mark them as not
6498 necessary by default.
6499 (insert_aux): Call fully_constant_expression on eprime.
6500 If all edges produce the same value, mark it constant.
6501 (mark_operand_necessary): New function.
6502 (remove_dead_inserted_code): New function.
6503 (init_pre): Init loop optimizer to get loop info.
6504 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6505 (execute_pre): Commit edge inserts, then remove dead code.
6507 2005-01-30 Richard Henderson <rth@redhat.com>
6509 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6510 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6512 2005-01-30 Richard Henderson <rth@redhat.com>
6514 PR target/19700
6515 * config/i386/i386.c (ix86_expand_copysign): New.
6516 (ix86_split_copysign_const): New.
6517 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6518 rearrange op1/nmask operands.
6519 * config/i386/i386-protos.h: Update.
6520 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6521 (copysigndf3): Likewise.
6522 (copysignsf3_const, copysigndf3_const): New.
6523 (copysignsf3_var): Rename from copysignsf3, split out splitter
6524 and fix split predicate for X constraint.
6525 (copysigndf3_var): Similarly.
6527 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6529 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6530 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6531 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6533 2005-01-29 Richard Henderson <rth@redhat.com>
6535 PR target/19690
6536 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6537 of # and * in constraints.
6539 2005-01-29 Richard Henderson <rth@redhat.com>
6541 PR middle-end/19689
6542 * expr.c (store_field): Don't strip sub-mode cast when the input
6543 data is even smaller.
6545 2005-01-29 Richard Henderson <rth@redhat.com>
6547 PR middle-end/19687
6548 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6549 union being empty.
6551 2005-01-29 Richard Henderson <rth@redhat.com>
6553 * combine.c (make_field_assignment): Fix argument order
6554 to gen_int_mode.
6556 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6558 PR tree-optimization/15791
6559 * fold-const.c (extract_array_ref): New function.
6560 (fold): Fold comparisons between &a[i] and &a[j] or
6561 semantically equivalent trees.
6563 2005-01-29 Jeff Law <law@redhat.com>
6565 * gcse.c (insert_expr_in_table): Revamp handling of available
6566 and anticipatable occurrence lists to avoid unnecessary list
6567 walking.
6568 (insert_set_in_table): Similarly.
6570 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6572 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6573 build string type.
6574 (c_build_qualified_type): Build qualified array types with
6575 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6576 * c-decl.c (c_make_fname_decl): Build unqualified array type
6577 before qualified type.
6578 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6579 type is qualified, not just if type itself is. Don't apply
6580 qualifiers to array type when declarator is processed. Apply
6581 qualifiers to field type whether or not it is an array type.
6582 Don't handle array types specially for applying qualifiers to
6583 variables.
6584 * c-typeck.c (composite_type): Build unqualified element type and
6585 array type when forming composite of array types.
6586 (common_pointer_type, comptypes, comp_target_types,
6587 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6588 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6589 types.
6590 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6591 (args2) in variables a1 and a2.
6593 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6595 * cse.c (n_elements_made, max_elements_made): Remove.
6596 (insert): Don't touch n_elements_made.
6597 (cse_main): Don't touch n_elements_made or max_elements_made.
6599 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6601 PR target/15384
6602 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6603 configuration part of dp-bit.c to be lost.
6605 2005-01-28 Roger Sayle <roger@eyesopen.com>
6607 * expmed.c (expand_mult_highpart_optab): When attempting to use
6608 a non-widening multiplication in a wider mode, the operands need
6609 to be converted (zero or sign extended) to that mode.
6611 2005-01-28 Ian Lance Taylor <ian@airs.com>
6613 PR middle-end/16558
6614 PR middle-end/19583
6615 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6616 through if both operands fall through.
6618 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6620 * cse.c (fold_rtx) <PC>: Don't optimize.
6622 2005-01-28 Jeff Law <law@redhat.com>
6624 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6625 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6627 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6629 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6630 cse_reg_info_used_list_end): Remove.
6631 (cse_reg_info_list, cse_reg_info_list_free): New.
6632 (get_cse_reg_info): When allocating an instance of
6633 cse_reg_info, add it to the beginning of the cse_reg_info_list
6634 list. Remove code to maintain cse_reg_info_used_list.
6635 (new_basic_block): Reset the free list to the beginning of
6636 cse_reg_info_list.
6638 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6640 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6641 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6642 (frv_expand_mdpackh_builtin): New function.
6643 (frv_expand_builtin): Use it to expand __MDPACKH.
6644 * doc/extend.texi (__MDPACKH): Update documentation.
6646 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6648 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6649 SSE_FLOAT_MODE_P for use_sse computation.
6651 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6653 PR target/19663
6654 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6656 2005-01-27 Richard Henderson <rth@redhat.com>
6658 * builtins.c (expand_builtin_copysign): New.
6659 (expand_builtin): Call it.
6660 * genopinit.c (optabs): Add copysign_optab.
6661 * optabs.c (init_optabs): Initialize it.
6662 (expand_copysign): New.
6663 * optabs.h (OTI_copysign, copysign_optab): New.
6664 (expand_copysign): Declare.
6666 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6667 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6669 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6670 (ix86_expand_fp_absneg_operator): ... here.
6671 (ix86_split_copysign): New.
6672 * config/i386/i386-protos.h: Update.
6673 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6674 (copysignsf3, copysigndf3): New.
6676 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6677 (copysignsf3, ncopysignsf3): New.
6678 (copysigndf3, ncopysigndf3): New.
6679 (copysignxf3, ncopysignxf3): New.
6680 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6682 2005-01-27 Arend Bayer <arend.bayer@web.de>
6683 Kazu Hirata <kazu@cs.umass.edu>
6685 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6686 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6687 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6688 NULL_RTX.
6690 2005-01-27 Jeff Law <law@redhat.com>
6692 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6693 definitions of SSA_NAMEs which are not being rewritten.
6694 (rewrite_ssa_into_ssa): Only initialize the current definition
6695 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6696 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6697 SSA_NAMEs before returning.
6699 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6701 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6702 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6703 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6704 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6705 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6707 2005-01-27 Steven Bosscher <stevenb@suse.de>
6709 PR middle-end/17278
6710 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6711 higher to -O2 and higher. Likewise for tree PRE.
6712 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6713 and better.
6715 2005-01-27 Ian Lance Taylor <ian@airs.com>
6717 PR middle-end/19583
6718 * gimple-low.c (try_catch_may_fallthru): New static function.
6719 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6720 * tree-inline.c (expand_call_inline): Don't warn about reaching
6721 the end of a non-void function being inlined if the function uses
6722 a return slot.
6724 2005-01-27 Jakub Jelinek <jakub@redhat.com>
6726 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
6728 PR c/18946
6729 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
6730 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
6731 (implicitly_declare): Handle error_mark_node.
6733 2005-01-27 Richard Henderson <rth@redhat.com>
6735 PR tree-opt/14329
6736 * tree.h (struct tree_decl): Add debug_expr_is_from.
6737 (DECL_DEBUG_EXPR_IS_FROM): New.
6738 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
6739 * dwarf2out.c (dwarf2out_var_location): Update to match.
6740 * tree-outof-ssa.c (create_temp): Likewise.
6741 * var-tracking.c (track_expr_p): Likewise.
6742 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
6743 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
6744 * toplev.c (default_tree_printer): Likewise.
6746 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
6748 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
6749 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
6751 2005-01-27 Steven Bosscher <stevenb@suse.de>
6753 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
6754 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
6755 ASM_CLOBBERS): Add tree checks.
6757 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
6758 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
6759 * c-common.def (SWITCH_STMT): Update to match.
6760 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
6761 macros instead of SWITCH_EXPR ones.
6762 * c-dump.c (c_dump_tree): Likewise.
6763 * c-gimplify.c (gimplify_switch_stmt): Likewise.
6764 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
6766 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
6768 2005-01-27 Alan Modra <amodra@bigpond.net.au>
6770 * unwind-dw2.c (execute_stack_op): Add missing cases for
6771 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
6773 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6775 * config.gcc (Obsolete configurations): Remove 'dummy', add
6776 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
6777 sparc-*-openbsd*.
6779 2005-01-26 Diego Novillo <dnovillo@redhat.com>
6781 PR tree-optimization/19633
6782 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
6783 CALL_EXPRs.
6784 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
6785 are no call-clobbered variables.
6786 * tree-outof-ssa.c (check_replaceable): Return false for calls
6787 with side-effects.
6789 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
6791 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
6792 even for variables with NULL DECL_INITIAL.
6794 2005-01-26 Stuart Hastings <stuart@apple.com>
6796 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
6798 2005-01-26 Richard Henderson <rth@redhat.com>
6800 PR middle-end/18008
6801 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6802 field's type.
6803 * expr.c (store_field): Strip conversions to odd-bit-sized types
6804 if the destination field width matches.
6806 2005-01-26 Richard Henderson <rth@redhat.com>
6808 * c-decl.c, expmed.c, expr.c: Revert last change.
6810 2005-01-26 Richard Henderson <rth@redhat.com>
6812 PR middle-end/18008
6813 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6814 field's type.
6815 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
6816 if we don't need the bits above those present in the current mode.
6817 * expr.c (store_field): Strip conversions to odd-bit-sized types
6818 if the destination field width matches.
6820 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6822 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6823 either -ffast-math or -funsafe-math-optimizations is in use.
6825 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
6827 PR target/19293
6828 PR target/19329
6829 * config/avr/avr.c (notice_update_cc): Only set condition code for
6830 ashrqi3 if shift count > 0.
6831 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
6832 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
6833 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
6834 count <= 0 as a no-op, and shift count >= width by copying zero
6835 or sign bit to all bits of the result.
6836 * config/avr/avr.md (all shifts): Add alternatives for zero shift
6837 count, with attribute "length" set to 0 and "cc" set to "none".
6839 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6841 * doc/invoke.texi: Document -mTLS.
6843 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
6844 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6845 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6846 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6847 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6848 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6849 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6850 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6852 * configure.ac: Check for a TLS capable gas.
6854 * configure: Regenerate.
6856 2005-01-26 Richard Henderson <rth@redhat.com>
6858 PR middle-end/18008
6859 * combine.c (make_field_assignment): Simplify store to zero_extract
6860 from a source with an overlapping mask.
6862 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6864 2004-11-11 Eric Christopher <echristo@redhat.com>
6866 * config/frv/frv.md: Add fr400_integer automaton. Don't
6867 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6868 to TYPE_MACC.
6870 2005-01-26 Steven Bosscher <stevenb@suse.de>
6872 PR middle-end/16585
6873 * cfgbuild.c (make_edges): Do not clear or set
6874 current_function_has_computed_jump.
6875 * function.h (struct function): Remove the has_computed_jump field.
6876 (current_function_has_computed_jump): Do not define.
6877 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6878 in a computed jump. Ignore current_function_has_computed_jump.
6880 2005-01-26 Richard Henderson <rth@redhat.com>
6882 PR middle-end/19515
6883 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6884 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6885 fully initialized.
6886 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6887 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6888 objects into static storage if they have more than one non-zero value.
6889 * tree.h (categorize_ctor_elements): Update decl.
6891 2005-01-26 Steven Bosscher <stevenb@suse.de>
6893 PR middle-end/19616
6894 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6895 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6896 to this function from 2004-07-10.
6897 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6898 the current function for tail call optimizations if the address
6899 of one of it its arguments is taken.
6901 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6903 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6905 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6907 * function.c (expand_function_end): If current_function_calls_alloca,
6908 emit stack restore in a place that is reached when the function falls
6909 through at the end.
6911 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6913 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6914 rule to avoid matching inappropriate suffix rule.
6916 2005-01-26 Jan Hubicka <jh@suse.cz>
6918 PR tree-optimization/19241
6919 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6921 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6923 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6924 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6925 of doubling.
6926 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6927 <sim*>: Always use crt1.o, regardless of N in simN.
6928 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6929 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6930 (CRT_CALL_STATIC_FUNCTION): Remove.
6931 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6932 use crt1.o, regardless of N in simN.
6933 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6934 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6935 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6936 case isystem setting.
6937 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6939 2005-01-25 Ian Lance Taylor <ian@airs.com>
6941 * gimple-low.c (block_may_fallthru): Correct handling of
6942 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6944 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6946 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6947 handlers to match indentation; nested under the mtune=* handler.
6948 Similar for mcpu= and march=.
6950 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6952 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6953 * config/mips/linux64.h (LIB_SPEC): Likewise.
6954 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6955 * config/sh/linux.h (LIB_SPEC): Likewise.
6957 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6959 * config/frv/frv.c (frv_legitimize_tls_address): New.
6960 (TARGET_HAVE_TLS): Define.
6961 (FRV_SYMBOL_REF_TLS_P): Define.
6962 (frv_override_options): Handle new register classes.
6963 (frv_legitimate_address_p): Reject tls addresses.
6964 (frv_legitimize_address): Handle TLS addresses.
6965 (gen_inlined_tls_plt): New.
6966 (gen_tlsmoff): New.
6967 (frv_legitimize_tls_address): New.
6968 (unspec_got_name): Add TLS entries.
6969 (got12_operand): Add R_FRV_TLSMOFF12 case.
6970 (frv_emit_move): Fixup TLS addresses.
6971 (frv_emit_movsi): Legitimize TLS addresses.
6973 * config/frv/frv.h (MASK_BIG_TLS): New.
6974 (TARGET_BIG_TLS): New.
6975 (HAVE_AS_TLS): Define.
6976 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6977 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6978 (REG_CLASS_NAMES): Same.
6979 (REG_CLASS_CONTENTS): Same.
6980 (CONSTRAINT_LEN): New.
6981 (REG_CLASS_FROM_CONSTRAINT): New.
6982 (PREDICATE_CODES): Add symbolic_operand.
6984 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6985 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6986 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6987 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6988 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6989 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6990 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6991 GR9_REG, GR14_REG, LRREG.
6992 (type): Add load_or_call attribute.
6993 ("load_or_call"): New reservation.
6994 ("call_gettlsoff"): New.
6995 ("tls_indirect_call"): New.
6996 ("tls_load_gottlsoff12"): New.
6997 ("tlsoff_hilo"): New.
6998 ("tls_tlsdesc_ldd"): New.
6999 ("tls_tlsoff_ld"): New.
7000 ("tls_lddi"): New.
7002 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7004 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7006 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7007 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7008 * config/frv/frv.c (TLS_BIAS): Define.
7009 (frv_output_dwarf_dtprel): New.
7011 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7013 PR rtl-optimization/19579
7014 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7015 both A and B, see if they don't clobber registers the other expr uses.
7017 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7019 * real.c (do_add): Initialize signalling and canonical members.
7021 * real.c (real_from_integer): Zero out destination.
7023 2005-01-18 Jan Hubicka <jh@suse.cz>
7025 PR tree-optimize/19337
7026 * tree-inline.c (initialize_inlined_parameters): Copy
7027 saved_static_chain_decl only.
7029 2005-01-25 Richard Henderson <rth@redhat.com>
7031 PR target/19556
7032 PR target/19584
7033 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7034 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7035 80387 enabled, to return a proper subclass. Return the subset that
7036 overlaps with GENERAL_REGS for PLUS.
7037 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7039 2005-01-25 Richard Henderson <rth@redhat.com>
7041 PR middle-end/19609
7042 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7044 2005-01-25 Roger Sayle <roger@eyesopen.com>
7046 * expmed.c (choose_multiplier): Change interface to return the
7047 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7048 (expand_divmod): Update calls to choose_multiplier.
7050 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7052 PR middle-end/19330
7053 * expmed.c (extract_bit_field): Use adjust_address instead of
7054 gen_lowpart when op0 is a MEM.
7056 2005-01-24 Steven Bosscher <stevenb@suse.de>
7058 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7060 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7062 * config/mips/irix-csr.c: New file.
7063 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7064 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7065 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7066 executables.
7068 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7070 PR bootstrap/19364
7071 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7072 sparc/elf.h, add sparc/sp-elf.h.
7073 (sparc-*-rtems*): Likewise.
7074 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7075 tm-dwarf2.h, add sparc/sp-elf.h.
7076 (sparc86x-*-elf): Likewise.
7077 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7078 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7079 TARGET_OS_CPP_BUILTINS.
7080 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7081 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7082 Undefine it.
7083 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7084 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7085 (SWITCH_TAKES_ARG): Likewise.
7086 (LOCAL_LABEL_PREFIX): Likewise.
7087 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7088 (TARGET_N_FORMAT_TYPES): Delete.
7089 (TARGET_FORMAT_TYPES): Likewise.
7090 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7091 * config/sparc/elf.h: Delete.
7092 * config/sparc/sp-elf.h: New file.
7094 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7096 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7097 * tree-flow.h: Remove the corresponding prototype.
7098 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7099 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7101 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7103 PR target/17751
7104 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7105 for AIX ABI or ELF -fPIC.
7106 (rs6000_emit_load_toc_table): Don't create toc_section here.
7107 (rs6000_xcoff_file_start): Nor here.
7109 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7111 * sh.c (ra.h): Don't #include.
7112 (hard_regs_intersect_p): New function, resurrected from ra.c.
7114 * sh.c: Fix 1996 Copyright.
7116 2005-01-24 Richard Henderson <rth@redhat.com>
7117 Aldy Hernandez <aldyh@redhat.com>
7119 * regrename.c (note_sets): Handle subregs.
7121 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7123 PR bootstrap/18058
7124 * genconditions.c (write_header, write_conditions): Elide file if
7125 not GCC >= 3.0.1.
7127 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7129 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7130 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7131 Update copyright.
7133 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7135 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7136 expand_builtin_printf, expand_builtin_fprintf,
7137 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7138 checking against POINTER_TYPE.
7139 (validate_arglist): Handle POINTER_TYPE code by checking
7140 POINTER_TYPE_P.
7142 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7144 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7145 init_rtlanal): New.
7146 (for_each_rtx): Call for_each_rtx_1.
7147 * rtl.h (init_rtlanal): Declare.
7148 * toplev.c (backend_init): Call init_rtlanal.
7150 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7152 * flow.c (propagate_one_insn): Formatting.
7154 PR middle-end/19551
7155 * flow.c (libcall_dead_p): Be more conservative if unsure.
7156 If there are any instructions between insn and call, see if they are
7157 all dead before saying the libcall is dead.
7159 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7161 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7162 operand constraint for operand 0.
7164 2005-01-23 Richard Henderson <rth@redhat.com>
7166 PR 19486
7167 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7168 edges leading to join block.
7170 2005-01-23 Roger Sayle <roger@eyesopen.com>
7172 * expmed.c (expand_mult_highpart): Make static. Change type of
7173 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7174 (expand_divmod): Updates calls to expand_mult_highpart by using
7175 gen_int_mode to pass a CONST_INT rtx.
7176 * rtl.h (expand_mult_highpart): Remove prototype.
7178 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7180 * flow.c (regset_bytes, regset_size): Remove.
7182 * cfganal.c: Fix a reference to Harvey's paper.
7184 2005-01-23 Steven Bosscher <stevenb@suse.de>
7186 PR rtl-optimization/19464
7187 * tree-optimize.c (init_tree_optimization_passes): Add one more
7188 copyrename pass just before out-of-ssa.
7190 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7192 PR bootstrap/18058
7193 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7194 * ggc-none.c (ggc_free): Define.
7196 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7198 * cse.c (max_reg, max_insn_uid): Remove.
7199 (cse_main): Don't access max_reg or max_insn_uid.
7201 * c-common.c (explicit_flag_signed_bitfields,
7202 lang_statement_code_p, lang_expand_function_end): Remove.
7203 * c-common.h: Remove the corresponding declarations.
7204 * c-opts.c (c_common_handle_option): Remove all write access
7205 to explicit_flag_signed_bitfields.
7207 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7208 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7209 * cgraph.h: Remove the corresponding declaration.
7211 * gcse.c (null_pointer_info): Remove.
7213 2005-01-23 Roger Sayle <roger@eyesopen.com>
7214 Eric Botcazou <ebotcazou@libertysurf.fr>
7216 * combine.c (simplify_logical): Only simplify logical expressions
7217 of the form ior(and(x,y),z) by the inverse distributive law if the
7218 result is cheaper than the original.
7220 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7222 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7223 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7224 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7225 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7226 config/freebsd-spec.h, config/arm/arm.h,
7227 config/h8300/h8300.md, config/i386/i386.md,
7228 config/i386/predicates.md, config/i386/sse.md,
7229 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7230 config/vax/vax.md: Fix comment typos. Follow spelling
7231 conventions.
7233 2005-01-23 Steven Bosscher <stevenb@suse.de>
7235 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7236 tests, instead of `less than'.
7238 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7240 * function.c (assign_parm_setup_block): When creating a new stack slot
7241 for a parameter, get its alignment from the parameter's DECL_ALIGN
7242 rather than the type's TYPE_ALIGN. Make sure that the parameter
7243 is at least word aligned.
7245 2005-01-22 Roger Sayle <roger@eyesopen.com>
7247 PR middle-end/19378
7248 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7250 2005-01-22 Richard Henderson <rth@redhat.com>
7252 PR target/19506
7253 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7254 in both compare operands.
7255 (movdfcc_1_sse_max): Likewise.
7256 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7257 (movdfcc_1_sse): Likewise.
7258 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7259 scratch register as needed.
7261 2005-01-22 Richard Henderson <rth@redhat.com>
7263 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7265 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7267 2005-01-22 Richard Henderson <rth@redhat.com>
7269 * genopinit.c (optabs): Use smin/smax for floating point too.
7270 * doc/md.texi: Update to match. Clarify that floating point
7271 results are undefined for +0/-0 and NaN.
7272 * doc/rtl.texi: Likewise.
7273 * rtl.def (SMIN, SMAX): Likewise
7274 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7276 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7277 leading 's' to the name.
7278 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7279 smaxxf3, sminxf3): Likewise.
7280 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7281 Likewise.
7283 2005-01-22 Paul Brook <paul@codesourcery.com>
7285 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7287 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7289 * config/s390/s390.c (struct processor_costs): New fields
7290 dlgr, dlr, dr, dsgfr, dsgr.
7291 (z900_cost, z990_cost): Values for new fields.
7292 (s390_rtx_costs): New cases MEM und COMPARE in switch
7293 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7294 DIV, MOD, UDIV, UMOD.
7296 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7298 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7299 into the register being decremented.
7300 ("doloop_si31", "doloop_di"): Likewise.
7301 ("*doloop_si_long"): Adapt pattern.
7303 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7305 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7306 access registers.
7307 (CLASS_MAX_NREGS): Likewise.
7309 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7311 * doc/tree-ssa.texi (Statement Operands): Add example for new
7312 must-def macro. Note deprecation of old operands interface.
7314 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7316 PR tree-optimization/19484
7317 * tree-cfg.c (remove_fallthru_edge): New function.
7318 (cleanup_control_flow): Remove fallthru edges from calls that are
7319 now known not to return.
7321 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7323 Fix PR tree-optimization/19038
7324 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7325 copies with loop variant ones.
7327 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7329 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7330 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7331 config/alpha/alpha.md, config/alpha/predicates.md,
7332 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7333 config/sparc/sol2.h: Update copyright.
7335 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7336 first label to see if it is a nonlocal label.
7338 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7339 Andrew Pinski <pinskia@physics.uc.edu>
7341 PR target/19491
7342 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7343 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7345 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7347 * config/rs6000/rtems.h: Update copyright.
7349 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7351 PR target/19548
7352 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7353 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7354 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7356 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7358 PR c/18809
7359 * c-typeck.c (convert_arguments): Check for error_mark_node.
7361 2005-01-21 Ian Lance Taylor <ian@airs.com>
7363 PR tree-optimization/13000
7364 * tree-inline.c: Include "tree-flow.h".
7365 (expand_call_inline): If warn_return_type, warn if non-void inline
7366 function falls through.
7367 * tree-cfg.c (execute_warn_function_return): Don't warn about
7368 control reaching end if TREE_NO_WARNING is set. Set
7369 TREE_NO_WARNING.
7370 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7371 has been lowered.
7372 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7373 branch if we don't need one.
7374 * c-typeck.c: Include "tree-flow.h"
7375 (c_finish_bc_stmt): Don't add a goto if the current statement
7376 list doesn't fall through to the current point.
7378 2005-01-21 Roger Sayle <roger@eyesopen.com>
7380 PR rtl-optimization/576
7381 * real.c (real_arithmetic): Change return type from void to bool
7382 to return an indication that the result may be inexact.
7383 * real.h (real_arithmeric): Update prototype.
7384 * fold-const.c (const_binop): Don't constant fold floating
7385 point expressions when the user specifies -frounding-math and
7386 the result may depend upon the run-time rounding mode.
7387 (fold_convert_const_real_from_real): Clean-up.
7388 (fold_initializer): Ignore flag_rounding_math for initializers.
7389 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7390 constant fold FP operations with flag_rounding_math if the
7391 result may depend upon the run-time rounding mode.
7393 2005-01-21 Tom Tromey <tromey@redhat.com>
7395 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7397 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7399 * tree-cfg.c: Fix comment typos.
7401 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7403 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7404 around the call to rest_of_handle_branch_target_load_optimize.
7406 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7408 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7409 (sparc64-*-openbsd*): Likewise.
7410 (sparclite-*-elf*): Include tm-dwarf2.h.
7411 (sparc86x-*-elf*): Likewise.
7412 (sparc64-*-elf*): Likewise.
7413 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7414 (DBX_DEBUGGING_INFO): Likewise.
7415 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7416 (PREFERRED_DEBUGGING_TYPE): Likewise.
7417 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7418 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7419 (PREFERRED_DEBUGGING_TYPE): Likewise.
7420 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7421 (PREFERRED_DEBUGGING_TYPE): Likewise.
7422 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7424 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7426 PR target/18701
7427 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7429 2005-01-20 Paul Brook <paul@codesourcery.com>
7431 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7433 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7435 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7436 label is first in a sequence of labels.
7438 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7440 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7441 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7443 * doc/sourcebuild.texi (Test Directives): New.
7445 2005-01-20 Roger Sayle <roger@eyesopen.com>
7447 * real.c (real_floor): Don't leave the result uninitialized when
7448 mode is VOIDMode, but return the unrounded intermediate value.
7449 (real_ceil): Likewise.
7451 2005-01-20 Paul Brook <paul@codesourcery.com>
7453 * config/arm/arm.md (insv): Use gen_int_mode.
7455 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7457 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7458 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7459 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7460 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7461 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7463 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7465 Fix PR debug/19124
7466 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7467 fbreg, so we have to assume we can't.
7468 (loc_descriptor_from_tree_1): Ditto.
7469 (containing_function_has_frame_base): New function.
7470 (add_location_or_const_value_attribute): Use it.
7471 Also try to generate a frame_base from a single element location
7472 list.
7474 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7476 PR tree-optimization/15349
7477 * timevar.def (TV_TREE_MERGE_PHI): New.
7478 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7479 PHI_WANTED.
7480 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7481 calls to tree_forwarder_block_p.
7482 (remove_forwarder_block_with_phi, merge_phi_nodes,
7483 gate_merge_phi, pass_merge_phi): New.
7484 * tree-optimize.c (init_tree_optimization_passes): Add
7485 pass_merge_phi.
7486 * tree-pass.h: Add an extern for pass_merge_phi;
7488 2005-01-20 Richard Henderson <rth@redhat.com>
7490 PR target/19418
7491 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7492 (_mm_castps_pd, _mm_castps_si128): New.
7493 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7495 2005-01-20 Richard Henderson <rth@redhat.com>
7497 PR target/19530
7498 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7499 __builtin_ia32_vec_init_v2si.
7500 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7501 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7502 (ix86_init_mmx_sse_builtins): Create it.
7503 (ix86_expand_builtin): Expand it.
7504 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7505 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7506 (vec_extractv2si_0, vec_extractv2si_1): New.
7508 2005-01-20 Richard Henderson <rth@redhat.com>
7510 PR target/16533
7511 * config/i386/i386.c (ix86_expand_push): New.
7512 * config/i386/mmx.md (push<MMXMODE>1): New.
7513 * config/i386/sse.md (push<SSEMODE>1): New.
7514 * config/i386/i386-protos.h: Update.
7516 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7518 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7519 copyright.
7521 2005-01-20 Richard Henderson <rth@redhat.com>
7523 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7524 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7526 2005-01-19 Richard Henderson <rth@redhat.com>
7528 PR target/19350
7529 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7530 to V4SFmode in SSE1 fallback load path.
7532 2005-01-19 Richard Henderson <rth@redhat.com>
7534 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7535 in QImode expansion to ix86_expand_vector_set.
7536 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7538 2005-01-19 Richard Henderson <rth@redhat.com>
7540 PR target/19511
7541 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7542 subclass of the input class.
7543 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7544 Always true for cross-SSE1 classes. Rationalize conditionals.
7545 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7546 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7547 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7548 (movdi_2): Add MMX/SSE zeros.
7549 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7550 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7551 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7552 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7553 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7554 (zero_extendsidi2_rex64_1): Remove.
7555 (MOV0 peephole): Check GENERAL_REG_P.
7557 2005-01-19 Richard Henderson <rth@redhat.com>
7559 PR target/19427
7560 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7561 shufps elements.
7562 (ix86_expand_vector_extract): Likewise.
7564 2005-01-19 Richard Henderson <rth@redhat.com>
7566 PR middle-end/19304
7567 * expr.c (emit_move_change_mode): New argument force; use
7568 simplify_gen_subreg if true.
7569 (emit_move_via_alt_mode): Merge into ...
7570 (emit_move_via_integer): ... here.
7571 (emit_move_ccmode): Use emit_move_change_mode directly.
7573 2005-01-19 Richard Henderson <rth@redhat.com>
7575 PR target/19518
7576 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7577 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7578 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7579 rtl if true.
7580 (alpha_emit_set_const): Likewise. Make static.
7581 (alpha_emit_set_long_const): Make static.
7582 (alpha_extract_integer): Split out from alpha_expand_mov.
7583 (alpha_split_const_mov): Likewise.
7584 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7585 (alpha_legitimate_constant_p): New.
7586 * config/alpha/alpha-protos.h: Update.
7587 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7588 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7589 * config/alpha/alpha.md (movsi): Add n alternative.
7590 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7591 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7592 (splitters for all of the above): Use alpha_split_const_mov.
7593 * config/alpha/predicates.md (non_add_const_operand): New.
7594 (non_zero_const_operand): New.
7595 (input_operand): Use alpha_legitimate_constant_p after reload.
7597 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7599 PR tree-optimization/19038
7600 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7601 (add_candidate): Add ivs with increment in latch only if
7602 allow_ip_end_pos_p is true.
7603 (determine_iv_cost): Use empty_block_p.
7605 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7607 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7608 (compute_dominance_frontiers): Ditto.
7610 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7612 PR target/19529
7613 * config/sh/t-rtems: New.
7614 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7616 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7618 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7619 the offset of the selected field.
7621 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7623 * tree-cfg.c (remove_forwarder_block): Fix the check to
7624 prevent a nonlocal label from appearing in the middle of a
7625 basic block.
7627 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7629 PR rtl-optimization/19462
7630 * reorg.c (find_end_label): Create return insn only if
7631 current_function_epilogue_delay_list is empty.
7633 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7635 * doc/passes.texi: Remove paragraph mentioning new-ra.
7637 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7639 PR rtl-optimization/15139
7640 * combine.c: Include params.h.
7641 (count_rtxs): New function.
7642 (record_value_for_reg): If replace_rtx would replace at least
7643 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7644 (clobber (const_int 0)) instead of TEM.
7645 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7646 * params.h (MAX_LAST_VALUE_RTL): New.
7647 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7648 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7650 PR c/17297
7651 * c-typeck.c (digest_init): Only call build_vector if all constructor
7652 elements are *_CST nodes.
7653 * gimplify.c (gimplify_init_constructor): Likewise.
7655 PR middle-end/19164
7656 * c-typeck.c (digest_init): Only call build_vector if inside_init
7657 is a CONSTRUCTOR.
7659 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7661 * toplev.c (init_asm_output): Remove dead #ifdef.
7663 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7665 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7667 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7669 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7670 accessing DECL_FUNCTION_CODE.
7671 * dojump.c (do_jump): Likewise.
7672 * gimplify.c (gimplify_call_expr): Likewise.
7673 * predict.c (expr_expected_value): Likewise.
7674 (strip_builtin_expect): Likewise.
7675 * tree-inline.c (estimate_num_insns_1): Likewise.
7676 * tree-ssa-loop-im.c (stmt_cost): Likewise
7677 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7678 (tree_expr_nonnegative_p): Likewise.
7680 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7682 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7683 variant of the load_pcrel_sym pattern.
7684 * config/sparc/sparc.md (P macro): Move to the top.
7685 (load_pcrel_sym): Macroize using P.
7686 (save_register_window): Likewise.
7688 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7690 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7691 ("sordered"): Same.
7693 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7695 PR C/19472
7696 * c-typeck.c (build_asm_expr): Strip nops off
7697 input memory operands.
7699 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7701 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7702 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7703 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7704 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7706 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7708 PR target/19379
7709 * config/i386/i386.c (override_options): If the 80387 is disabled,
7710 then do not return FP values using FP registers.
7712 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7714 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7715 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7716 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7717 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7718 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7719 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7720 output.h, postreload-gcse.c, postreload.c, recog.c,
7721 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
7722 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
7723 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
7724 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
7725 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
7726 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
7727 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
7728 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
7730 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
7731 config/alpha/alpha.c, config/arm/vfp.md,
7732 config/i386/emmintrin.h, config/i386/i386-modes.def,
7733 config/i386/i386-protos.h, config/i386/i386.h,
7734 config/i386/pmmintrin.h, config/i386/ppro.md,
7735 config/i386/predicates.md, config/i386/xmmintrin.h,
7736 config/i860/i860.c, config/ia64/ia64-modes.def,
7737 config/ia64/ia64-protos.h, config/ia64/ia64.h,
7738 config/ia64/ia64.md, config/ia64/itanium1.md,
7739 config/ia64/itanium2.md, config/ia64/predicates.md,
7740 config/iq2000/iq2000.h, config/mips/linux64.h,
7741 config/rs6000/aix41.h, config/rs6000/aix43.h,
7742 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
7743 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7744 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
7745 config/sparc/linux64.h, config/sparc/litecoff.h,
7746 config/sparc/sp64-elf.h, config/sparc/sparc.c,
7747 config/sparc/sparc.h, config/sparc/sparc.md,
7748 config/sparc/sysv4-only.h: Update copyright.
7750 2005-01-18 Richard Henderson <rth@redhat.com>
7752 PR target/19496
7753 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
7755 2005-01-18 Marc Espie <espie@openbsd.org>
7756 * config/i386/openbsdelf.h: Typo.
7758 2005-01-18 Richard Henderson <rth@redhat.com>
7760 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
7761 special case for sse.
7762 * config/i386/predicates.md (sse_comparison_operator): Likewise.
7764 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
7766 * tree-inline.c (estimate_num_insns_1): Added cases for
7767 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
7769 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7771 PR rtl-optimization/19296
7772 * combine.c (simplify_comparison): Rewrite the condition under
7773 which a non-paradoxical SUBREG of a PLUS can be lifted when
7774 compared against a constant.
7776 2005-01-18 Andi Kleen <ak@muc.de>
7778 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
7779 * c.opt (-Wpointer-sign): Add.
7780 * doc/invoke.texi: (-Wpointer-sign): Add.
7782 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7784 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
7785 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
7786 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
7787 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
7788 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
7789 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
7790 for TARGET_MIX_SSE_I387.
7791 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
7792 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
7793 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
7794 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
7795 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
7796 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
7797 TARGET_MIX_SSE_I387.
7798 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
7799 from expander.
7801 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7803 PR target/19424
7804 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
7805 Add movaps alternative for xmm reg->reg move.
7807 2005-01-17 Jeff Law <law@redhat.com>
7809 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
7810 at the end of the main DOM loop rather than just before DOM exits.
7812 2005-01-17 Diego Novillo <dnovillo@redhat.com>
7814 PR tree-optimization/19121
7815 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
7816 adding aliases to a name tag, also add them to the pointer's
7817 type tag.
7818 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
7819 sensitive alias info at all. Only check that the two pointers
7820 have compatible pointed-to sets.
7821 * tree-ssa.c (verify_name_tags): Verify that the alias set of
7822 a pointer's type tag is a superset of the alias set of the
7823 pointer's name tag.
7825 2005-01-17 James E Wilson <wilson@specifixinc.com>
7827 PR target/19357
7828 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
7829 comment to document why.
7831 2005-01-17 Richard Henderson <rth@redhat.com>
7833 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
7834 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
7835 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
7836 sse2_vmsminv2df3_finite): New.
7837 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
7838 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
7839 Force op1 into register.
7841 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
7843 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
7844 bubblestrap from always rebuilding build directory.
7846 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7848 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7849 ("*cmpmem_short"): Likewise.
7851 2005-01-17 Steven Bosscher <stevenb@suse.de>
7853 * basic-block.h: Document BB_* flags.
7854 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7855 use an sbitmap instead.
7856 * sched-rgn.c (compute_trg_info): Likewise.
7858 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7860 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7861 redundant target_cpu_default and extra_parts lines. Use the default
7862 "from-abi" ISA.
7863 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7864 (SUBTARGET_EXTRA_SPECS): Delete.
7865 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7866 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7867 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7868 and "n32" for -mabi=n32.
7870 2005-01-17 Ian Lance Taylor <ian@airs.com>
7872 PR c/5675
7873 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7874 fold constant variables into initial values.
7876 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7878 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7880 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7881 through the statements backward.
7883 2005-01-17 Ian Lance Taylor <ian@airs.com>
7885 PR middle-end/13127:
7886 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7887 a variable set to the return value of the inlined function.
7889 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7891 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7892 when modes are tieable.
7894 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7896 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7897 of pthread_create to find out if threads are enabled.
7898 * gthr-posix95.h (__gthread_active_p): Likewise.
7900 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7902 * common.opt (-fnew-ra): Remove.
7903 * ra*.*: Remove.
7904 * toplev.h (flag_new_regalloc): Remove.
7905 * Makefile.in (ra*.*): Don't mention.
7906 * passes.c (rest_of_handle_new_regalloc): Remove.
7907 (rest_of_handle_combine, rest_of_compilation): Always consider
7908 flag_new_regalloc as false.
7909 * doc/invoke.texi: Don't document -fnew-ra.
7911 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7913 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7914 last parameter to reg_scan.
7915 * loop.c (loop_optimize): Likewise.
7916 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7917 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7918 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7919 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7920 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7921 * regclass.c (reg_scan): Likewise, for the declaration.
7922 * rtl.h (reg_scan): Likewise, for the prototype.
7924 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7926 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7927 mark_dfs_back_edges.
7929 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7931 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7932 (compute_avail): Uses don't go in tmp_gen.
7934 2005-01-16 Steven Bosscher <stevenb@suse.de>
7936 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7937 loop to look for a free slot in a page entry.
7939 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7941 PR target/16304
7942 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7943 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7944 just before targetm.asm_out.file_end.
7945 * tree.h (process_pending_assemble_output_defs): Declare.
7946 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7947 New functions.
7948 (assemble_alias): Defer generation of assembly code for defines when
7949 TARGET_DEFERRED_OUTPUT_DEFS is true.
7950 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7951 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7952 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7954 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7956 PR target/19336
7957 * pa.c (pa_scalar_mode_supported_p): New function.
7958 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7959 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7961 * pa-protos.h (prefetch_operand): Delete.
7962 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7963 * pa.c (prefetch_operand): Delete.
7964 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7965 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7966 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7967 and prefetch_nocc_operand.
7968 * pa.md (prefetch): Rework to avoid reload problems handling short
7969 displacements when a cache control completer needs to be provided.
7970 (prefetch_32, prefetch_64): Delete.
7971 (prefetch_cc, prefetch_nocc): New patterns.
7973 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7975 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7977 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7979 PR ada/19388
7980 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7981 exceeds maximum alignment for global common data.
7982 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7983 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7985 2004-01-15 Roger Sayle <roger@eyesopen.com>
7987 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7989 2004-01-15 Roger Sayle <roger@eyesopen.com>
7991 * harg-reg-set.h (reg_class_names): Prototype global array.
7992 * regclass.c (reg_class_names): Declare here and initialize to
7993 REG_CLASS_NAMES.
7994 (dump_regclass): Remove local declaration of reg_class_names.
7995 (regclass): Likewise.
7996 * cfg.c (dump_flow_info): Likewise.
7997 * ra-debug.c (reg_class_names): Likewise.
7998 * regrename.c (reg_class_names): Likewise.
7999 * reload.c (reg_class_names): Likewise.
8000 * reload1.c (spill_failure): Likewise.
8001 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8003 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8005 * config/s390/s390.md ("reload_outti"): Remove predicate for
8006 output operand. Abort if operand is not a MEM.
8007 ("reload_outdi", "reload_outdf"): Likewise.
8009 2005-01-15 Marc Espie <espie@openbsd.org>
8011 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8012 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8013 * config/openbsd.h: Fix C++ includes for native configurations.
8014 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8015 Add trampoline support.
8016 * config/i386/openbsdelf.h: New.
8018 2005-01-15 Marc Espie <espie@openbsd.org>
8020 * collect2.c (main): Explicitly parse -dynamic-linker option.
8022 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8024 PR tree-optimization/19060
8025 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8026 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8027 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8028 and handle extract_range_from_cond returning false.
8029 * fold-const.c (fold): Optimize comparisons with min/max even for
8030 width > HOST_BITS_PER_WIDE_INT.
8032 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8034 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8035 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8036 Remove little endian multilib variants.
8037 Add mips32 multilib variant.
8039 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8041 * explow.c (copy_all_reg, stabilize): Remove.
8042 * expr.h: Remove the corresponding prototypes.
8044 * rtlanal.c (regs_set_between_p): Remove.
8045 * rtl.h: Remove the corresponding prototype.
8047 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8049 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8050 to rs6000_nonimmediate_operand.
8051 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8052 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8053 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8054 rs6000_nonimmediate_operand.
8055 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8056 rs6000_nonimmediate_operand.
8058 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8060 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8062 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8064 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8065 on e500v2.
8066 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8067 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8069 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8070 (rs6k_nonimmediate_operand): New.
8071 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8072 correctly.
8073 (legitimate_lo_sum_address_p): Same.
8074 (rs6000_legitimize_address): Same.
8075 (rs6000_legitimize_reload_address): Same.
8076 (rs6000_legitimate_address): Same.
8077 (spe_build_register_parallel): Pass DF and DC modes in a DI
8078 register.
8080 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8081 to rs6k_nonimmediate_operand.
8083 * config/rs6000/spe.md ("*frob_df_di"): New.
8084 ("*frob_di_df"): New.
8085 ("*frob_di_df_2"): New.
8086 ("*mov_sidf_e500_subreg0"): New.
8087 ("*mov_sidf_e500_subreg4"): New.
8088 ("*movdf_e500_double"): Change predicate to
8089 rs6k_nonimmediate_operand.
8091 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8093 * postreload.c (move2add_note_store): Only call
8094 trunc_int_for_mode on scalar integers.
8096 2005-01-14 Steven Bosscher <stevenb@suse.de>
8098 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8099 replace BB_VISITED uses.
8100 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8101 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8102 (tree_dce_done): Free visited_control_parents.
8103 (perform_tree_ssa_dce): Allocate and clear it.
8104 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8105 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8106 instead of BB_VISITED.
8108 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8110 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8111 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8112 Remove unused prototypes.
8114 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8116 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8117 64-bit register usage.
8118 (spe_func_has_64bit_regs_p): Add FIXME note.
8120 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8122 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8123 flag_finite_math_only with flag_unsafe_math_optimizations.
8125 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8127 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8128 end-of-stack check.
8129 (__tpf_eh_return): Copy TPF private stack area from the module
8130 boundary stack frame. Add check for when module addresses are
8131 equal, but no stub address is found.
8133 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8135 PR target/7525
8136 * arm.h (struct machine_function): Add call_via field.
8137 (thumb_call_via_label): Declare.
8138 * arm.c (thumb_call_via_label): New variable.
8139 (thumb_call_reg_needed): New variable.
8140 (arm_output_function_epilogue): For Thumb code, output any per-function
8141 call-indirect trampolines.
8142 (thumb_call_via_reg): New function.
8143 (arm_file_end): New function.
8144 (TARGET_ASM_FILE_END): Call arm_file_end.
8145 (aof_file_end): Likewise.
8146 * arm-protos.h (thumb_call_via_reg): Declare.
8147 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8148 thumb_call_via_reg in normal case.
8150 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8152 PR middle-end/19084
8153 PR rtl-optimization/19348
8154 * recog.c (peephole2_optimize): Do global life update if some peephole
8155 decides it doesn't need at least one of its inputs and that change
8156 influences liveness at the start of the basic block.
8158 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8159 arguments instead of 1.
8161 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8163 PR middle-end/18820
8164 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8165 zero for nested functions needing a static chain or functions
8166 with a non-constant address.
8168 2005-01-13 Roger Sayle <roger@eyesopen.com>
8170 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8171 (and (sign_extend X) C) into (zero_extend (and X C)).
8173 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8175 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8177 2005-01-13 Richard Henderson <rth@redhat.com>
8179 PR target/19009
8180 PR target/19250
8181 PR target/19252
8182 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8183 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8184 not just TARGET_SSE.
8185 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8186 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8187 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8188 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8189 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8190 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8191 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8192 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8193 (movdicc_c_rex64): Rename with '*'.
8194 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8195 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8196 (movsfcc_1_387): Rename from movsfcc_1.
8197 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8198 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8199 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8200 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8201 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8202 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8203 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8204 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8205 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8206 sse_movdfcc_const0_4): Remove.
8207 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8208 recognize min/max early. Update for changed sse cmove patterns.
8209 (ix86_split_sse_movcc): New.
8210 * config/i386/i386-protos.h: Update.
8212 2005-01-13 Steven Bosscher <stevenb@suse.de>
8214 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8215 (fix_stmt_v_may_defs): Likewise.
8217 2005-01-13 Richard Henderson <rth@redhat.com>
8219 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8220 for converting the mask.
8222 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8224 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8225 definition to 600.
8227 2005-01-13 Richard Henderson <rth@redhat.com>
8229 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8230 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8231 IX86_BUILTIN_MOVDQ2Q): Remove.
8232 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8233 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8234 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8235 shuffling.
8236 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8237 (sse2_pextrw): Fix immediate constraint.
8238 (sse2_loadq, sse2_loadq_rex64): Remove.
8239 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8240 Use __builtin_ia32_vec_ext_<size>.
8241 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8243 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8245 * function.c (assign_parm_setup_block): Look inside original
8246 entry_parm when inspecting PARALLEL.
8248 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8249 Joel Sherrill <joel@oarcorp.com>
8251 PR target/19399
8252 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8253 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8254 rtems_gxx_recursive_mutex_init.
8255 (__gthread_recursive_mutex_lock): New function.
8256 (__gthread_recursive_mutex_trylock): Likewise.
8257 (__gthread_recursive_mutex_unlock): Likewise.
8259 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8261 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8263 2005-01-13 Jan Beulich <jbeulich@novell.com>
8265 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8266 (ashrti3_internal): Indicate output is early clobber. Generate result
8267 into output rather than first input. Use move for low word of output
8268 if shift count is exactly 64.
8269 (lshrti3_internal): Likewise.
8271 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8273 PR target/18329
8274 PR target/18330
8275 * reload1.c (delete_output_reload): Don't delete an output reload
8276 if the pseudo lives longer than a single basic block. Adjust and
8277 improve wording of comment.
8279 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8281 PR target/19334
8282 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8283 of TYPE_SIZE where we mean the number of bytes.
8285 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8287 * function.c (assign_parm_setup_block): Relax condition on
8288 multi-register optimization.
8290 2005-01-12 Nick Clifton <nickc@redhat.com>
8292 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8293 an "in_delay_slot" attribute of "no" to prevent them being used in
8294 delay slots. This is forbidden because they might generate
8295 exceptions.
8297 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8299 PR target/19389
8300 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8301 with r->Y and Y->r.
8303 2005-01-12 Nick Clifton <nickc@redhat.com>
8305 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8306 passed on to GAS) but do not define, as GAS no longer supports or
8307 needs the -m2000 option.
8309 2005-01-11 Roger Sayle <roger@eyesopen.com>
8311 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8312 type as args of unprototyped builtins aren't automatically promoted.
8313 (fold_builtin_abs): Likewise.
8315 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8317 * Makefile.in: Set a `build-warn' variable.
8319 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8321 PR tree-optimization/17949
8322 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8323 (find_interesting_uses_address): Use it.
8325 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8327 * regrename.c (kill_value): Handle subreg's that won't simplify.
8329 2005-01-11 Richard Henderson <rth@redhat.com>
8331 PR target/13366
8332 * config/i386/i386.h (enum ix86_builtins): Move ...
8333 * config/i386/i386.c: ... here.
8334 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8335 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8336 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8337 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8338 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8339 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8340 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8341 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8342 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8343 IX86_BUILTIN_LOADDDUP): Remove.
8344 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8345 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8346 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8347 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8348 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8349 (ix86_init_builtins): Make static.
8350 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8351 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8352 if all the modes match. Otherwise, fake it.
8353 (get_element_number, ix86_expand_vec_init_builtin,
8354 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8355 (ix86_expand_builtin): Make static. Update for changed builtins.
8356 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8357 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8358 (ix86_expand_vector_init_duplicate): New.
8359 (ix86_expand_vector_init_low_nonzero): New.
8360 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8361 Split out from ix86_expand_vector_init; handle integer modes.
8362 (ix86_expand_vector_init): Use them.
8363 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8364 * config/i386/i386-protos.h: Update.
8365 * config/i386/predicates.md (reg_or_0_operand): New.
8366 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8367 (movv2sf_internal): Likewise. And a splitter to match them all.
8368 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8369 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8370 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8371 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8372 (mmx_pinsrw): Fix operand ordering.
8373 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8374 rather than sse_loadss expander.
8375 (movv2df splitter): Similarly.
8376 (sse_loadss, sse_loadlss): Remove.
8377 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8378 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8379 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8380 (sse3_movddup): Rename with '*'.
8381 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8382 (sse2_loadsd): Remove.
8383 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8384 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8385 (sse2_pinsrw): Fix argument ordering.
8386 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8387 (sse2_stored): Remove 'r' destination.
8388 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8389 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8390 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8391 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8392 vec_extractv16qi, vec_initv16qi): New.
8394 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8395 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8396 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8397 constructor form.
8398 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8399 (_mm_load_si128, _mm_store_si128): Likewise.
8400 (_mm_load1_pd): Use _mm_set1_pd.
8401 (_mm_load_sd): Use _mm_set_sd.
8402 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8403 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8404 (_mm_set_epi64): Use _mm_set_epi64x.
8405 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8406 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8407 _mm_setr_epi8): Use _mm_set_foo form.
8408 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8409 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8410 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8411 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8412 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8413 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8414 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8415 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8416 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8417 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8418 (_mm_movedup_pd): Use _mm_shuffle_pd.
8419 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8420 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8421 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8422 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8423 Use _mm_setzero_ps.
8424 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8425 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8426 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8427 (_mm_store_ps): Use raw dereference.
8428 (_mm_store1_ps): Use _mm_storeu_ps.
8429 (_mm_storer_ps): Use _mm_store_ps.
8430 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8431 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8433 2005-01-11 Stan Shebs <shebs@apple.com>
8435 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8436 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8438 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8440 PR target/18761
8441 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8442 Skip all DECLs except for FIELD_DECLs.
8444 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8446 * config/s390/s390.c (override_options): Return error if
8447 -mbackchain, -mpacked-stack and -mhard-float are used together.
8448 (s390_va_start): Remove the backchain && packed-stack special case.
8449 (s390_gimplify_va_arg): Likewise.
8450 * doc/invoke.texi: Remove the ABI incompatibility note.
8452 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8454 * config/s390/s390.c (struct s390_frame_layout): Remove
8455 save_backchain_p.
8456 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8457 save_backchain_p with TARGET_BACKCHAIN.
8459 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8461 PR target/18916
8462 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8463 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8464 * function.c (locate_and_pad_parm): Set new field.
8465 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8466 Tweak where_pad test to include "none". Always set mem align for
8467 stack_parm.
8468 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8469 not sufficient for type.
8470 (assign_parm_setup_block): If stack_parm is zero on entry, always
8471 make a new stack local. Block move old stack parm if necessary
8472 to new aligned stack local.
8473 (assign_parm_setup_stack): Use a block move to handle
8474 potentially misaligned entry_parm.
8475 (assign_parms_unsplit_complex): Specify required alignment when
8476 creating stack local.
8477 * calls.c (compute_argument_addresses): Override alignment of stack
8478 arg calculated from its type with the alignment given by
8479 FUNCTION_ARG_BOUNDARY.
8480 (store_one_arg): Likewise.
8482 2005-01-11 Jan Beulich <jbeulich@novell.com>
8484 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8485 Change respective itanium_class attribute to ialu.
8486 (shladdp4_internal): New.
8487 * config/ia64/predicates.md (shladd_log2_operand): New.
8489 2005-01-11 Richard Henderson <rth@redhat.com>
8491 * expr.c (store_constructor): Use rtvec_alloc instead of
8492 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8494 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8496 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8498 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8500 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8501 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8502 (TARGET_RWRELOC): Define.
8503 (ia64_rwreloc_section_type_flags): Delete.
8504 (ia64_section_type_flags): New function.
8505 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8506 (TARGET_RWRELOC): Define.
8508 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8510 PR target/18987
8511 * config/ia64/ia64.c (process_set): For alloc insn, only call
8512 process_epilogue is !frame_pointer_needed.
8514 2005-01-10 Roger Sayle <roger@eyesopen.com>
8516 PR c++/19355
8517 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8518 unary operator and can't be treated as a binary/comparison operator.
8520 2005-01-10 Richard Henderson <rth@redhat.com>
8522 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8523 (ix86_return_in_memory): Likewise.
8524 (function_arg_advance): Likewise. Mirror structure in function_arg
8525 for choosing register to advance.
8527 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8529 * tree-vectorizer.c, tree.def: Fix comment typos.
8531 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8533 * config/s390/s390.c (struct processor_costs): 4 new fields:
8534 ddbr, ddr, debr, der.
8535 (s390_rtx_costs): More precise handling of divide instructions.
8537 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8539 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8541 2005-01-10 Jan Beulich <jbeulich@novell.com>
8543 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8544 names resulting from -ffunction-sections/-fdata-sections and linkonce
8545 ones.
8546 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8547 based on the section name. Rearrange the section name comparison logic
8548 slightly so that each section name is compared against at most once.
8550 2005-01-10 Ben Elliston <bje@au.ibm.com>
8552 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8553 targets for which -fPIC reduces limitations on the GOT size.
8555 2005-01-09 Falk Hueffner <falk@debian.org>
8557 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8558 X/C1 cmpop C2.
8560 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8562 PR target/18720
8563 * collect2.c (main): Set aixrtl_flag for -brtl option.
8564 (resolve_lib_name): Search for .so file extension before .a
8565 if aixrtl_flag set.
8567 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8569 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8570 (vect_analyze_data_refs_alignment): Add dump prints.
8572 2005-01-09 Ira Rosen <irar@il.ibm.com>
8574 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8575 expr_invariant_in_loop_p.
8576 Initialize outputs first thing in the function.
8577 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8578 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8579 (vect_analyze_pointer_ref_access): Check that the initial condition of
8580 the access function is loop invariant.
8582 2005-01-09 Richard Henderson <rth@redhat.com>
8584 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8585 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8586 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8587 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8588 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8589 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8590 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8591 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8592 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8593 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8594 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8595 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8596 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8597 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8598 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8599 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8600 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8601 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8602 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8603 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8604 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8605 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8606 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8607 mmx_ prefix.
8608 (mmx_clrdi, pavgusb): Remove.
8609 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8610 with leading sse_ prefix.
8611 * config/i386/sse.md: Receive them.
8612 * config/i386/mmx.md: New file.
8613 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8614 (subrv2sf3): Turn into expander for normal subtraction.
8615 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8616 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8617 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8618 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8619 commutative; use ix86_binary_operator_ok.
8620 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8621 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8622 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8623 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8624 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8625 Macroize from existing patterns; use ix86_binary_operator_ok.
8626 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8627 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8628 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8629 with vec_select+vec_concat.
8630 (mmx_pshufw, mmx_pshufw_1): Likewise.
8631 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8632 (mmx_uavgv4hi3): Model correctly.
8633 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8634 _mm_xor_si64): Remove casts.
8636 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8638 PR tree-optimization/19224
8639 * tree-scalar-evolution.c (get_instantiated_value,
8640 set_instantiated_value): New functions.
8641 (instantiate_parameters_1): Cache the results.
8642 (instantiate_parameters, resolve_mixers): Initialize and free
8643 the cache.
8645 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8647 * config/i386/i386.md (addhi_4): Correct reference in comment.
8648 (addqi_4): Same.
8650 2005-01-08 Richard Henderson <rth@redhat.com>
8652 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8653 (_mm_cvtsi128_si64x): Likewise.
8654 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8655 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8656 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8657 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8658 * config/i386/i386-protos.h: Update.
8659 * config/i386/i386.c (print_operand): Add 'H'.
8660 (ix86_fixup_binary_operands): Split out from ...
8661 (ix86_expand_binary_operator): ... here.
8662 (ix86_fixup_binary_operands_no_copy): New.
8663 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8664 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8665 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8666 (safe_vector_operand): Use CONST0_RTX.
8667 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8668 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8669 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8670 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8671 special cases.
8672 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8673 (IX86_BUILTIN_CMPNGESS): New.
8674 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8675 (attr type): Add sselog1.
8676 (attr unit, attr memory): Handle it.
8677 (movti, movti_internal, movti_rex64): Move near other integer moves.
8678 (movtf, movtf_internal): Move near other fp moves.
8679 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8680 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8681 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8682 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8683 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8684 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8685 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8686 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8687 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8688 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8689 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8690 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8691 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8692 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8693 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8694 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8695 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8696 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8697 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8698 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8699 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8700 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8701 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8702 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8703 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8704 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8705 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8706 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8707 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8708 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8709 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8710 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8711 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8712 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8713 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8714 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8715 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8716 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8717 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8718 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8719 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8720 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
8721 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
8722 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
8723 same time.
8724 (SSEPUSH, push<SSEPUSH>): Remove.
8725 (MMXPUSH, push<MMXPUSH>): Remove.
8726 (sse_movaps, sse_movaps_1, sse_movups): Remove.
8727 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
8728 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
8729 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
8730 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
8731 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
8732 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
8733 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
8734 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
8735 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
8736 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
8737 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
8738 (ppro_sse_log_V4SF): Handle sselog1.
8739 * config/i386/predicates.md (const_0_to_1_operand): New.
8740 (const_0_to_255_mul_8_operand): New.
8741 (const_1_to_31_operand): Rename from const_int_1_31_operand.
8742 (const_2_to_3_operand, const_4_to_7_operand): New.
8743 * config/i386/sse.md: New file.
8744 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
8745 (sse_movups): Rename from sse_movups_1.
8746 (sse_loadlss): Rename from sse_loadss_1.
8747 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
8748 from the name.
8749 (negv4sf2): Use ix86_expand_fp_absneg_operator.
8750 (absv4sf2, negv2df, absv2df): New.
8751 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
8752 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
8753 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
8754 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
8755 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
8756 (sse3_addsubv4sf3): Model correctly.
8757 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
8758 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
8759 (sse_movhlps): Model with vec_select+vec_concat.
8760 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
8761 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
8762 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
8763 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
8764 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
8765 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
8766 sse2_pshufhw_1): Likewise.
8767 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
8768 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
8769 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
8770 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
8771 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
8772 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
8773 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
8774 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
8775 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
8776 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
8777 sminv8hi3): Mark commutative
8778 operands. Use ix86_binary_operator_ok.
8779 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
8780 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
8781 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
8782 sse2_punpcklqdq): Allow operand2 in memory.
8783 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
8784 sse2_movsd): Add memory alternatives.
8785 (sse_storelps): Turn expander into an insn; split after reload.
8786 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
8787 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
8789 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8791 * configure.ac (DWARF-2 debug_line): Use objdump.
8792 * configure: Regenerate.
8794 2005-01-08 Jeff Law <law@redhat.com>
8795 Diego Novillo <dnovillo@redhat.com>
8797 PR tree-optimization/18241
8798 * tree-nrv.c (tree_nrv): Ignore volatile return values.
8799 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
8800 statements with volatile operands.
8801 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
8802 operands after marking a statement with has_volatile_ops.
8804 2005-01-08 Roger Sayle <roger@eyesopen.com>
8806 * tree.c (int_fits_type_p): Always honor integer constant
8807 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
8809 2005-01-08 Roger Sayle <roger@eyesopen.com>
8811 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
8812 the latent bug in rtl_delete_block has been resolved.
8814 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8816 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
8817 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
8819 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8821 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
8822 library as @multilib_dir@/$(SHLIB_SONAME).
8824 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8826 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
8827 * configure: Regenerate.
8829 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8831 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
8832 TYPE_MODE.
8834 2005-01-07 David Edelsohn <edelsohn@gnu.org>
8836 PR target/13674
8837 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8838 Convert non-word aligned offset address using ld/std into
8839 indirect address.
8841 2005-01-07 Richard Henderson <rth@redhat.com>
8843 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8845 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8847 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8849 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8851 PR tree-optimization/19283
8852 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8853 is not shorter than the original type.
8855 PR rtl-optimization/19012
8856 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8858 PR rtl-optimization/18861
8859 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8860 (FULL_STATE): Define.
8861 (mark_tablejump_edge): New function.
8862 (purge_dead_tablejump_edges): New function.
8863 (find_bb_boundaries): Use it.
8865 PR tree-optimization/18828
8866 * builtins.c (expand_builtin_next_arg): Remove argument and all
8867 the argument checking.
8868 (expand_builtin): Adjust caller.
8869 (expand_builtin_va_start): Likewise. Remove error for too many
8870 arguments.
8871 (fold_builtin_next_arg): Issue error for too many arguments.
8872 After checking arguments, replace them with magic arguments that
8873 prevent further checking of the args.
8875 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8877 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8879 2005-01-06 Roger Sayle <roger@eyesopen.com>
8881 PR target/6077
8882 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8883 and %{.S:...} (and their negative variants) to test whether the
8884 input file is assembler or pre-processed-assembler independent of
8885 the actual filename extension.
8887 2005-01-06 Roger Sayle <roger@eyesopen.com>
8889 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8890 of sign or zero extended values.
8892 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8894 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8895 for IBM long double format correctly.
8897 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8899 Fix PR tree-optimization/18792
8901 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8902 to first_loop_depth, and use loop depth instead of loop number.
8903 (build_classic_dir_vector): Ditto.
8904 (compute_data_dependences_for_loop): Use depth, not loop number.
8905 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8906 number. Pass in loops, instead of loop numbers.
8907 (gather_interchange_stats): Ditto.
8908 (linear_transform_loops): Ditto.
8910 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8912 PR rtl-opt/13299
8913 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8914 biv_fits_mode_p, extension_within_bounds_p): New functions.
8915 (check_ext_dependent_givs): Use them.
8917 2005-01-06 Roger Sayle <roger@eyesopen.com>
8919 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8920 more than one barrier, in which case we should delete them all.
8922 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8924 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8926 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8928 Fix PR middle-end/19286
8929 Fix PR debug/19267
8930 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8931 output this subprogram, simply ignore this attempt to do it again.
8932 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8933 origin attribute if it's not possible.
8934 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8935 (decls_for_scope): Ditto.
8936 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8937 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8939 2005-01-05 Richard Henderson <rth@redhat.com>
8941 PR target/11327
8942 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8943 (bdesc_2arg): Use it.
8944 (ix86_expand_binop_builtin): Force operands into registers
8945 when optimizing.
8946 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8947 ix86_expand_sse_compare, ix86_expand_sse_comi,
8948 ix86_expand_builtin): Likewise.
8950 2005-01-05 Richard Henderson <rth@redhat.com>
8952 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8953 and VEC_SELECT.
8954 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8955 (mulv4hi3): Set itanium_class mmmul.
8956 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8957 (fpack): Rename from fpack_sfsf.
8959 2005-01-05 Richard Henderson <rth@redhat.com>
8961 PR rtl-opt/10692
8962 * reload1.c (do_input_reload): Restrict the optimization deleteing
8963 a previous output reload to RELOAD_FOR_INPUT.
8965 2005-01-05 Steven Bosscher <stevenb@suse.de>
8967 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8968 comment that we fall through after case.
8969 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8970 (distribute_links): Likewise.
8971 * cse.c (cse_insn): Likewise.
8972 * cselib.c (cselib_invalidate_mem): Likewise.
8973 * df.c: Update comments at the top of the file.
8974 (read_modify_subreg_p): Update comments here too.
8975 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8976 * flow.c (mark_set_1): Likewise.
8977 (mark_used_regs): Likewise.
8978 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8979 (canon_list_insert): Likewise.
8980 (mark_set): Likewise.
8981 (try_replace_reg): Likewise.
8982 (store_killed_in_insn): Likewise.
8983 * loop.c (count_one_set): Likewise.
8984 (basic_induction_var): Likewise.
8985 * postreload-gcse.c (find_mem_conflicts): Likewise.
8986 * postreload.c (reload_combine_note_store): Likewise.
8987 (move2add_note_store): Likewise.
8988 * reload.c (find_equiv_reg): Likewise.
8989 (mark_referenced_resources): Likewise.
8990 * rtlanal.c (set_noop_p): Likewise.
8991 (note_stores): Likewise.
8992 (note_uses): Likewise.
8993 * sched-deps.c (sched_analyze_1): Likewise.
8994 * sched-rgn.c (check_live_1): Likewise.
8995 (update_live_1): Likewise.
8996 * config/i860/i860.c: Likewise.
8998 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8999 an lvalue.
9000 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9002 * doc/rtl.texi: Update documentation for bit-fields and SET.
9004 2005-01-05 Roger Sayle <roger@eyesopen.com>
9006 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9008 2005-01-05 Jan Hubicka <jh@suse.cz>
9009 Richard Henderson <rth@redhat.com>
9011 PR target/18910
9012 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9013 with an offset.
9015 2005-01-05 Richard Henderson <rth@redhat.com>
9017 PR target/12902
9018 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9019 (sse_shufps): Change operand 3 to const_int_operand.
9020 (sse2_storelps): Fix typo in template.
9021 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9022 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9023 (ix86_expand_builtin): Likewise.
9025 2005-01-05 Julian Brown <julian@codesourcery.com>
9027 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9028 as aggregates for AAPCS ABIs.
9030 2005-01-05 Stan Shebs <shebs@apple.com>
9032 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9033 Mach-O getters if ppc64.
9034 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9035 size argument.
9036 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9037 signed four-byte field for global code case.
9038 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9040 2005-01-05 Roger Sayle <roger@eyesopen.com>
9042 PR middle-end/19100
9043 * c-common.c: Include real.h.
9044 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9045 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9046 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9047 * Makefile.in (c-common.o): Update dependencies.
9049 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9051 * c-parse.in (asm_string): Add trailing semicolon.
9053 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9055 * c-parse.in (asm_string): New. Don't allow wide strings in
9056 'asm'.
9057 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9058 asm_string instead of STRING.
9060 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9062 * c-typeck.c (constructor_no_implicit): Remove.
9063 (set_designator, process_init_element): Don't check
9064 constructor_no_implicit.
9066 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9067 Kaz Kojima <kkojima@gcc.gnu.org>
9069 PR target/16482
9070 * lcm.c (create_pre_exit): New.
9071 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9072 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9074 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9076 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9077 -msoft-float in target_float_switch.
9078 * arm.c (arm_override_options): Fix processing of target_float_switch.
9080 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9082 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9083 preferencing.
9085 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9087 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9088 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9090 2005-01-04 Roger Sayle <roger@eyesopen.com>
9092 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9093 if deleting the then-block allows the test-block to fallthru to the
9094 else-block.
9096 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9098 PR c/19152
9099 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9100 after the full declaration if the are in two different TUs.
9102 2005-01-04 Richard Henderson <rth@redhat.com>
9104 PR tree-opt/19158
9105 * tree-sra.c (generate_one_element_init): Just
9106 call gimplify_and_add.
9107 (generate_element_init): Record the
9108 new referenced variables and mark them for renaming
9109 and split out to ...
9110 (generate_element_init_1): This.
9111 (scalarize_init): Don't call push_gimplify_context/
9112 pop_gimplify_context.
9114 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9116 * toplev.c (get_src_pwd): Handle failure of getpwd().
9118 2005-01-04 Roger Sayle <roger@eyesopen.com>
9120 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9121 of TRUTH_NOT_EXPR.
9122 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9123 all the cases handled by it are inverted by invert_truthvalue.
9125 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9127 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9128 (save_register_windowsi): Likewise.
9130 2005-01-04 Richard Henderson <rth@redhat.com>
9132 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9134 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9136 PR middle-end/17767
9137 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9138 any simplifications of vector mode comparison operators.
9139 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9141 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9142 Devang Patel <dpatel@apple.com>
9144 PR tree-optimization/18308
9145 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9146 the operands before creating a new expression.
9147 * dojump.c (do_jump): Make drop_through_label available
9148 for all cases. Add expansion of COND_EXPR.
9150 2005-01-04 Ira Rosen <irar@il.ibm.com>
9152 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9153 INTEGER_CST instead of TREE_CONSTANT.
9154 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9155 instead of TREE_CONSTANT.
9156 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9157 instead of TREE_CONSTANT.
9159 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9161 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9163 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9165 PR target/19240
9166 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9167 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9169 2005-01-03 Richard Henderson <rth@redhat.com>
9171 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9172 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9173 fold_convert_const_real_from_real): Split out from ...
9174 (fold_convert_const): ... here.
9176 2005-01-03 Richard Henderson <rth@redhat.com>
9178 PR target/19235
9179 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9180 (mov<MMXMODEI>_internal): Likewise.
9181 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9182 Add V2SF case; use it for SSE1; don't use TI.
9183 (movdf_integer): Likewise.
9184 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9186 2005-01-03 Ira Rosen <irar@il.ibm.com>
9188 * tree-vectorizer.c (vect_strip_conversions): New function.
9189 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9190 check for binary class.
9192 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9194 Fix PR debug/17924
9195 Fix PR debug/19191
9196 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9197 is a decl.
9198 * gimple-low.c (mark_blocks_with_used_vars): New function.
9199 (mark_blocks_with_used_subblocks): Ditto.
9200 (mark_used_blocks): Ditto.
9201 (pass_mark_used_blocks): New pass.
9202 * tree-inline.c: Include debug.h.
9203 (expand_call_inline): Call outlining_inline_function here.
9204 * tree-optimize.c (init_tree_optimization_passes): Add
9205 pass_mark_used_blocks.
9206 * tree-pass.h (pass_mark_used_blocks): New.
9207 * Makefile.in (tree-inline.o): Add debug.h dependency.
9209 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9211 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9212 VAR_DECLs to have weak_import attribute.
9214 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9215 'struct ucontext'.
9217 2004-01-03 Steven Bosscher <stevenb@suse.de>
9219 * passes.c (rest_of_compilation): Don't run regmove if only
9220 flag_expensive_optimizations, require flag_regmove instead.
9222 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9224 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9225 register "sparc".
9226 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9227 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9228 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9229 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9231 2005-01-03 Richard Henderson <rth@redhat.com>
9233 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9234 (ia64_const_ok_for_letter_p): New.
9235 (ia64_const_double_ok_for_letter_p): New.
9236 (ia64_extra_constraint): New.
9237 (ia64_expand_vecint_compare): New.
9238 (ia64_expand_vcondu_v2si): New.
9239 (ia64_expand_vecint_cmov): New.
9240 (ia64_expand_vecint_minmax): New.
9241 (ia64_print_operand): Add 'v'.
9242 (ia64_preferred_reload_class): New.
9243 (ia64_vector_mode_supported_p): New.
9244 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9245 (PREFERRED_RELOAD_CLASS): Move to function.
9246 (CONST_OK_FOR_LETTER_P): Move to function.
9247 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9248 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9249 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9250 (EXTRA_CONSTRAINT): Move to function.
9251 * config/ia64/ia64.md: Include vect.md.
9252 (itanium_class): Add mmalua.
9253 (type): Handle it.
9254 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9255 (1b_mmalua): New.
9256 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9257 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9258 CONST0_RTX.
9259 (const_int_2bit_operand): New.
9260 (fr_reg_or_0_operand): New.
9261 * config/ia64/ia64-modes.def: Add vector modes.
9262 * config/ia64/ia64-protos.h: Update.
9263 * config/ia64/vect.md: New file.
9265 2005-01-03 Richard Henderson <rth@redhat.com>
9267 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9269 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9271 PR target/19236
9272 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9273 to SFmode.
9274 (log1pdf2): Change mode of operands[0,1] to DFmode.
9276 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9278 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9279 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9280 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9281 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9282 SPARC_RELAXED_ORDERING.
9284 2005-01-03 Richard Henderson <rth@redhat.com>
9285 Uros Bizjak <uros@kss-loka.si>
9287 PR target/14631
9288 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9289 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9290 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9291 handling.
9292 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9293 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9294 const_pow2_1_to_128_operand): New predicates.
9296 2005-01-02 Greg McGary <greg@mcgary.org>
9298 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9299 anonymous decls.
9300 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9301 object. [ptr_type]: Remove unused variable.
9302 Remember nearest addressable array-element or record-component
9303 when checking bitfield components. Tolerate empty BIND_EXPR.
9305 2005-01-01 Richard Henderson <rth@redhat.com>
9307 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9308 that don't narrow the value. Fail for other conversions.
9310 2005-01-01 Richard Henderson <rth@redhat.com>
9312 PR c/19031
9313 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9314 * c-lang.c (finish_file): Don't do it here.
9315 * objc/objc-act.c (objc_finish_file): Likewise.
9317 * cgraph.c (decl_assembler_name_equal): New.
9318 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9319 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9320 * cgraph.h (struct cgraph_varpool_node): Add next.
9321 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9322 * varasm.c (assemble_alias): Mark the target as needed.
9324 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9326 PR middle-end/19221
9327 * function.c (get_arg_pointer_save_area): Use entry_of_function
9328 instead of get_insns.
9330 2005-01-01 Roger Sayle <roger@eyesopen.com>
9331 Andrew Pinski <pinskia@physics.uc.edu>
9332 James E. Wilson <wilson@specifixinc.com>
9334 PR rtl-optimization/12092
9335 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9336 is zero.
9338 2005-01-01 Roger Sayle <roger@eyesopen.com>
9339 Olivier Hainque <hainque@act-europe.fr>
9341 * tree.c (int_fits_type_p): A narrower type always fits in a
9342 wider one, except for negative values into unsigned types.
9344 2005-01-01 Roger Sayle <roger@eyesopen.com>
9346 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9347 with the original constant rather than require TREE_OVERFLOW.
9349 2005-01-01 Steven Bosscher <stevenb@suse.de>
9351 PR middle-end/17544
9352 * c-decl.c (finish_function): If compiling C99, annotate the
9353 compiler generated return with the current file name and line 0.
9354 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9355 the source line is greater than 0.
9356 (remove_bb): Likewise.
9358 See ChangeLog.12 for earlier changes.