1 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
3 * configure.ac (enable-checking): Explicitly set all variables for
4 collective switch values. Alphabetize variables. Rename
5 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
7 * doc/install.texi (enable-checking): Update documentation.
10 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
15 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
17 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
18 Also reject cases where this pattern will cause load delay stalls
19 unless optimizing for size and it will produce a shorter sequence.
20 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
21 variants to avoid pre-adjusting the base when possible.
23 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
25 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
26 the frame and argument pointers.
27 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
28 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
29 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
30 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
31 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
32 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
34 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
36 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
37 with entry for selectany attribute.
38 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
40 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
41 (i386_pe_asm_named_section): Handle sections generated by
43 * doc/extend.texi (selectany): Document attribute.
45 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
46 Jan Hubicka <jh@suse.cz>
48 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
49 to fix addresses involving EBP and ESP.
50 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
51 for SUBREGed registers.
52 (legitimate_address_p): Accept SUBREGed registers.
54 2005-04-01 Jakub Jelinek <jakub@redhat.com>
57 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
58 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
61 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
63 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
65 2005-04-01 James E Wilson <wilson@specifixinc.com>
68 * dwarf2out.c (rtl_for_decl_init): New function.
69 (rtl_for_decl_location): Extracted from here.
70 (tree_add_const_value_attribute): Call rtl_for_decl_init and
71 add_const_value_attribute. Delete initializer_constant_valid_p call.
73 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
75 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
76 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
77 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
78 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
79 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
80 config/i386/i386.md, config/rs6000/predicates.md,
81 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
82 config/s390/s390.c, config/stormy16/stormy16.c,
83 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
86 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
89 * gimplify.c (gimplify_expr): Create a temporary for lvalue
90 COND_EXPR and CALL_EXPR.
92 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
95 * genautomata.c (first_cycle_unit_presence): Check all alternative
96 states for unit presence.
98 * doc/md.texi: Remove remark about impossibility to query unit
99 presence in non nondeterministic automaton state.
101 * config/ia64/ia64.c (get_template): Change order of unit querying.
103 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
105 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
108 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
110 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
111 flag for edges outside any loops.
113 2005-03-31 Janis Johnson <janis187@us.ibm.com>
115 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
117 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
119 * tree-ssa-alias.c: Follow spelling conventions.
120 * doc/tree-ssa.texi: Fix a typo.
122 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
124 * postreload-gcse.c: Include target.h.
125 (gcse_after_reload_main): Return early if we cannot modify jumps.
126 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
128 2005-03-31 David Edelsohn <edelsohn@gnu.org>
130 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
131 expensive operations.
133 2005-03-31 Ian Lance Taylor <ian@airs.com>
135 * collect2.c (lderrout): New variable.
136 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
137 if it is set, to stderr.
138 (handler): Unlink lderrout if it is set.
139 (dump_file): Add "to" parameter. Change all callers.
140 (main): Initialize lderrout.
141 (collect_execute): Add errname parameter. Change all callers.
142 Rename redir parameter to outname. Never pass
143 PEX_STDERR_TO_STDOUT to pex_run.
144 * collect2.h (collect_execute, dump_file): Update declarations.
145 * tlink.c (tlink_execute): Add errname parameter. Change all
147 (do_tlink): Check lderrout as well as ldout.
149 2005-03-31 Caroline Tice <ctice@apple.com>
151 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
152 (bb-reorder.o): Add errors.h to list of requirements.
153 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
154 profiledbootstrap flags.
155 * bb-reorder.c (errors.h): Add new include.
156 (struct bbro_basic_block_data_def): Add new field, in_trace.
157 (add_unlikely_executed_notes): Remove function.
158 (mark_bb_for_unlikely_executed_section): Remove function.
159 (insert_section_boundary_note): New function.
160 (verify_hot_cold_block_grouping): New function.
161 (push_to_next_round_p): Remove variables and tests that push all
162 cold blocks to last round.
163 (find_traces): Remove code that added extra round of trace finding
164 when doing partitioning.
165 (find_traces_1_round) : Remove variable last_round; add code to
166 update new struct field, in_trace; correct trace_length where it was
167 incorrect before (after call to copy_bb); change code that pushed all
168 cold blocks to last round. Instead verify that all blocks going into
169 a trace belong in the same partition.
170 (connect_traces): Modify to connect the traces in two passes, if the
171 function contains both hot and cold blocks. The first pass connects
172 all the traces for blocks in the partition that the first block in
173 the function belongs to; the second pass connnects all the traces
174 containing blocks that belong in the other partition.
175 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
176 code that automatically put the first block in a function into the
177 hot partition if the function had any hot blocks.
178 (fix_crossing_unconditional_branches): Check number of succ edges
179 before attempting to get one.
180 (fix_edges_for_rarely_executed_code): Update comment describing
182 (reorder_basic_blocks): Add code to initialize new field (in_trace);
183 remove call to add_unlikely_executed_notes; add call to
184 verify_hot_cold_block_grouping.
185 (duplicate_computed_gotos): Don't change computed goto if it's a
187 (partition_hot_cold_basic_blocks): Update function comment.
188 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
190 (try_forward_edges): Likewise.
191 (merge_blocks_move_predecessor_nojumps): Likewise.
192 (merge_blocks_move_successor_nojumps): Likewise.
193 (merge_blocks_move): Likewise.
194 (try_crossjump_bb): Likewise.
195 * cfglayout.c (update_unlikely_executed_notes): Remove function.
196 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
197 notes to cold bb's; remove call to update_unlikely_executed_notes.
198 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
199 NOTE_INSN_SWITCH_TEXT_SECTIONS.
200 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
201 function declaration.
202 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
204 (rtl_can_merge_blocks): Remove redundancy from condition.
205 (try_redirect_by_replacing_jump): Likewise.
206 (force_nonfallthru_and_redirect): Remove code for adding
207 UNLIKELY_EXECUTED_CODE notes to cold bb's.
208 (commit_one_edge_insertion): Likewise.
209 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
210 * dbxout.c (FORCE_TEXT): Replace function_section with
211 current_function_section.
212 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
213 function, switch_text_section.
214 (struct xcoff_debug): Likewise.
215 (dbxout_function_end): Add code to put out label diffs for both
216 hot and cold sections.
217 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
218 for new debug_hooks funciton, switch_text_section..
219 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
221 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
222 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
223 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
224 dw_fde_switched_sections.
225 (output_call_frame_info): Add test to see if function switches text
226 sections in the middle; if so, use appropriate extra hot and cold
227 section labels to compute size deltas for the hot and cold sections.
228 (dwarf2out_begin_prologue): Add code to initialize new fields in
230 (dwarf2out_switch_text_section): New function (invoked through
231 debug_hook); updates new fields in dw_fde_struct appropriately and
232 increments separate_line_info_table_in_use.
233 (dwarf2_debug_hooks): Initialize switch_text_section function to be
234 dwarf2out_switch_text_section.
235 (struct var_loc_node): Add new field, section_label.
236 (output_aranges): Add code to check whether in hot or cold section and
237 use the appropriate label in calculating deltas.
238 (output_ranges): Likewise.
239 (output_line_info): Add code to check which section we're in and
240 use appropriate hot/cold label.
241 (add_location_or_constant_value_attribute): Likewise.
242 (gen_subprogam_die): Modify arange attributes to use correct labels.
243 (dwarf2out_begin_block): Change call to function_section into call to
244 current_function_section.
245 (dwarf2out_end_block): Likewise.
246 (dwarf2out_source_line): Likewise.
247 (dwarf2out_var_location): Add code to check whether in hot or cold
248 section and use the appropriate label.
249 * except.c (output_function_exception_table): Change call to
250 function_section into call to current_function_section.
251 * final.c (profile_function): Likewise.
252 (scan_ahead_for_unlikely_executed_note): Remove function.
253 (final_scan_insn): Remove calls to
254 scan_ahead_for_unlikely_executed_note, and related code for switching
255 to cold section, except for the single time
256 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
257 debug_hooks->switch_text_sections; replace appropriate calls to
258 function_section with calls to current_function_section.
259 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
260 test_bb to condition.
261 (find_if_case_2): Likewise.
262 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
263 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
264 * opts.c (decode_options): Change warning about hot/cold partitioning
265 with exceptionss to inform (so as not to cause bootstrap failures);
266 remove warning about partitioning with DWARF debug info.
267 * output.h (current_function_section): Add new function decl.
268 (insert_section_boundary_note): Likewise.
269 (enum in_section): Move this declaration here from varasm.c.
270 (unlikely_section_label): Likewise.
271 (unlikely_text_section_name): Likewise.
272 (last_text_section_name): New global variable.
273 (last_text_section): Likewise.
274 (hot_section_label): Likewise.
275 (hot_section_end_label): Likewise.
276 (cold_section_end_label): Likewise.
277 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
278 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
279 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
280 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
281 insn from consideration.
282 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
284 * varasm.c (basic-block.h): Add new include.
285 (unlikely_section_label_printed): Remove global variable.
286 (unlikely_section_label): Make global variable not be static any more.
287 (unlikely_text_section_name): Likewise.
288 (hot_section_end_label): New global variable (not static)
289 (first_function_block_is_cold): Likewise.
290 (hot_section_label): Likewise.
291 (cold_section_end_label): Likewise..
292 (last_text_section): New global variable, not static.
293 (last_text_section_name): New global variable, not static.
294 (initialize_cold_section_name): New function.
295 (enum in_section): Move declaration to output.h.
296 (text_section): Update last_text_section.
297 (unlikely_text_section): Replace code to determine cold section name
298 with call to initialize_cold_section_name; Add code to update
299 last_text_section; remove code for printing out label.
300 (named_section_real): Add code to update last_text_section and
301 last_text_section_name as appropriate.
302 (function_section): Change test for 'unlikely' to depend on
303 first_function_block_is_cold (moved old test to
304 current_function_section).
305 (current_function_section): New function.
306 (assemble_start_function): Move code that frees
307 unlikely_text_section_name; initialize hot_section_end_label;
308 print hot and cold section labels at the start of the function;
309 set first_function_block_is_cold, if appropriate; initialize l
310 ast_text_section; add call to insert_section_boundary_note.
311 (assemble_end_function): Add code to write out hot and cold section
313 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
315 * config/darwin.c (machopic_select_section): Replace incorrect
316 function in base_funs; update reloc for cold sections if necessary.
317 * config/darwin.h (SECTION_FUNCTION): Add code to update
318 last_text_section if appropriate.
319 (text_unlikely_section): Remove.
320 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
321 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
322 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
323 partitioning for this architecture.
325 2005-03-31 Olivier Hainque <hainque@adacore.com>
327 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
328 defined and non-zero.
330 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
333 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
336 2005-03-31 Alan Modra <amodra@bigpond.net.au>
339 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
340 label operand. Remove (use (unspec..)). Don't emit a label on
342 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
343 generate inline label for load_toc_v4_PIC_1b.
344 (rs6000_emit_load_toc_table): Likewise.
346 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
348 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
349 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
351 2005-03-29 Devang Patel <dpatel@apple.com>
353 * tree-sra.c (decide_block_copy): Disable scalarization of
356 2005-03-30 Stuart Hastings <stuart@apple.com>
357 Dale Johannesen <dalej@apple.com>
359 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
360 * print-tree.c (print_node): Add case STATEMENT_LIST.
362 2005-03-31 Alan Modra <amodra@bigpond.net.au>
364 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
365 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
366 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
367 is given with "powerpc64*" or "all", or when --with-cpu chooses
370 2005-03-30 James E. Wilson <wilson@specifixinc.com>
373 * dwarf2out.c (add_high_low_attributes): New function, extracted from
374 gen_lexical_block_die.
375 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
377 2005-03-31 Jan Hubicka <jh@suse.cz>
379 2004-11-02 Jan Hubicka <jh@suse.cz>
381 * cgraph.c (cgraph_varpool_node_name): New function.
382 (dump_cgraph_varpool_node): New function.
383 (dump_varpool): New function.
384 * cgraphunit.c (cgraph_optimize): Dump varpool.
386 2004-10-16 Jan Hubicka <jh@suse.cz>
388 * cgraph.c (decide_is_variable_needed): New function.
389 (cgraph_varpool_finalize_decl): Use it.
390 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
392 * final.c (output_addr_const): Do not call mark_referenced.
393 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
394 always go via cgraph.
395 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
396 (check_global_declarations): Ifdef out code clearing DECL_RTL.
397 * tree-optimize.c (execute_inline): Mark functions called.
398 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
400 2004-10-11 Jan Hubicka <jh@suse.cz>
402 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
403 (cgraph_varpool_last_needed_node): New static variable.
404 (enqueue_needed_varpool_node): Break out from ...; add items to the
405 end of queue; update first pointers.
406 (cgraph_varpool_mark_needed_node): ... here.
407 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
408 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
409 * cgraph.h (cgraph_varpool_node): Add analyzed field.
410 (cgraph_varpool_first_unanalyzed_node): Declare.
411 * cgraphunit.c: Include output.h.
412 (cgraph_varpool_analyze_pending_decls): New function.
413 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
414 for errors, analyze pending decls.
415 (cgraph_finalize_compilation_unit): Only analyze decls.
416 (cgraph_optimize): Assemble the decls after expanding.
418 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
420 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
421 subvars get marked properly in tags for grouping.
422 (add_pointed_to_var): Mark only actual pointed to
423 variables/subvars in addresses needed.
424 (create_overlap_variables_for): Clear call clobbered on original
426 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
427 addresable vars with subvars into list.
428 * tree-ssa.c (verify_ssa_name): Verify original is not used where
431 2005-03-30 Richard Henderson <rth@redhat.com>
433 * cgraph.h (struct cgraph_node): Add alias.
434 * varasm.c (assemble_alias): Set it.
435 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
436 avoid calling cgraph_expand_function.
438 2005-03-30 Tom Tromey <tromey@redhat.com>
440 * tree.def (FILE_TYPE): Removed.
441 * typeclass.h (enum type_class): Removed file_type_class.
442 * dwarf2out.c (is_base_type): Updated.
443 (gen_type_die): Likewise.
444 * dbxout.c (dbxout_type): Updated.
445 * builtins.c (type_to_class): Updated.
446 * tree.c (type_contains_placeholder_1): Updated.
447 * config/sparc/sparc.c (sparc_type_code): Updated.
448 * config/ia64/ia64.c (hfa_element_mode): Updated.
449 * expr.c (count_type_elements): Updated.
450 * stor-layout.c (layout_type): Updated.
451 * tree-inline.c (remap_type): Updated.
452 * tree-pretty-print.c (dump_generic_node): Updated.
454 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
456 * builtins.c (expand_builtin_powi): Fix mode of
457 2nd argument to match int.
458 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
459 2nd argument type to int.
460 * libgcc2.c: Change prototype of __powi* functions to use
463 2005-03-30 Dale Johannesen <dalej@apple.com>
466 * calls.c (expand_call): Flush pending deferrals before
469 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
473 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
474 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
475 c_label_context, label_context_stack): New.
476 * c-decl.c (define_label): Check for jumps into statement
477 expressions. Add label to list of defined labels.
478 (start_function): Push context on label_context_stack.
479 (finish_function): Pop context from label_context_stack.
480 * c-typeck.c (label_context_stack): New.
481 (c_finish_goto_label): Check for jumps into statement
482 expressions. Add label to list of jumped to labels.
483 (struct c_switch): Add blocked_stmt_expr.
484 (c_start_case): Initialize it.
486 (c_finish_case): Verify !blocked_stmt_expr.
487 (c_begin_stmt_expr): Push context on label_context_stack.
488 Increment blocked_stmt_expr. Mark labels jumped to from outside
490 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
491 defined in the statement expression and no longer jumpable to.
492 Mark labels jumped to from just outside the statement expression
493 as again definable. Pop context from label_context_stack.
494 * doc/extend.texi (Statement Exprs): Update.
496 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
499 * c-decl.c (start_function): Check for old_decl being
502 2005-03-30 Ian Lance Taylor <ian@airs.com>
504 * final.c (final): Remove prescan parameter. Change all callers.
505 (final_scan_insn): Remove prescan parameter. Change all callers.
507 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
509 * tree-vectorizer.c: Fix comment typos.
511 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
513 * tree-scalar-evolution.c (instantiate_parameters_1): Return
514 as soon as a chrec_dont_know is detected.
516 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
518 Merge from csl-arm-branch.
519 2004-02-12 Mark Mitchell <mark@codesourcery.com>
521 * tlink.c (recompile_files): Do not assume that "rename" can
522 overwrite an existing file.
524 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
526 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
527 * gcc/configure: Regenerate.
529 2005-03-30 Alan Modra <amodra@bigpond.net.au>
531 * doc/install.texi: Update binutils requirement for powerpc*-linux.
533 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
535 * calls.c (struct arg_data): Update "partial" comment.
536 (load_register_parameters): Update "nregs" comment.
538 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
540 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
541 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
542 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
543 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
544 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
545 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
546 than target_flags & 0.
547 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
548 (iq2000_arch, iq2000_parse_cpu): Delete.
549 (TARGET_HANDLE_OPTION): Override default.
550 (iq2000_handle_option): New function.
551 (override_options): Remove -march= and -mcpu= handling.
552 * config/iq2000/iq2000.opt: New file.
554 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
556 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
557 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
558 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
559 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
560 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
561 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
562 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
563 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
564 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
565 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
566 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
567 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
568 (c4x_rpts_cycles_string, c4x_cpu_version_string)
569 (TARGET_OPTIONS): Delete.
570 (c4x_rpts_cycles, c4x_cpu_version): Declare.
571 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
572 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
573 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
574 (c4x_cpu_version_string): Delete.
575 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
576 (c4x_handle_option): New function. Map -m3x and -m4x options to the
577 equivalent -mcpu= option.
578 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
579 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
580 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
581 or clearing the appropriate MASK_* bit.
582 (c4x_file_start): Use c4x_cpu_version.
583 * config/c4x/c4x.opt: New file.
585 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
587 * doc/options.texi: Document the new MaskExists flag.
588 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
589 if the option has the MaskExists flag.
591 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
593 * opt-functions.awk (flag_set_p, test_flag): New functions.
594 (switch_flags): Use them.
595 * opth-gen.awk: Use flag_set_p to check for flags.
596 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
598 2005-03-30 Ian Lance Taylor <ian@airs.com>
600 * config.host (i[34567]86-*-mingw32*): Don't set
601 host_can_use_collect2 to no.
603 2005-03-30 Alan Modra <amodra@bigpond.net.au>
606 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
607 Remove convert_memory_address call duplicating that in memory_address.
609 2005-03-29 Richard Henderson <rth@redhat.com>
612 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
613 (build_compound_literal): Likewise. Propagate decl type into the
615 (finish_decl): Likewise. Use new return value from complete_array_type
616 for zero sized arrays.
617 (complete_array_type): Move ...
618 * c-common.c (complete_array_type): ... here. Change first argument
619 to pointer-to-type-node. Consistently use sizetype for the index
620 except for zero sized arrays. Detect zero sized arrays for pedantic
621 mode diagnostics. Create a new type node instead of modifying the
623 * c-tree.h (complete_array_type): Move decl ...
624 * c-common.h (complete_array_type): ... here.
626 2005-03-29 Richard Henderson <rth@redhat.com>
629 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
631 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
633 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
634 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
635 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
636 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
638 2005-03-29 Eric Christopher <echristo@redhat.com>
640 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
641 truthvalue conversion removal.
643 2005-03-29 Ian Lance Taylor <ian@airs.com>
646 * collect2.c: Never include <vfork.h>.
647 (VFORK_STRING, vfork): Don't define.
648 (pid): Remove global variable.
649 (handler): Call raise instead of kill (getpid(), ...).
650 (collect_wait): Add pex parameter. Change all callers. Use
651 pex_get_status rather than pwait.
652 (do_wait): Add pex parameter. Change all callers.
653 (collect_execute): Return struct pex_obj * rather than void. Use
654 pex routines rather than pexecute.
655 (fork_execute): Get pex_obj from collect_execute, and pass it to
657 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
658 Only declare quit_handler if SIGQUIT is defined.
659 (scan_libraries): Likewise.
660 * collect2.h (collect_execute): Update declaration.
661 (collect_wait): Update declaration.
662 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
663 pass it to collect_wait.
665 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
668 * c-parser.c (c_parser_compound_statement_nostart): Give error
669 message for EOF instead of just setting parser->error.
671 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
673 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
674 (slpeel_update_phi_nodes_for_guard1): New function.
675 (slpeel_update_phi_nodes_for_guard2): New function.
676 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
677 of slpeel_update_phi_nodes_for_guard.
678 (vectorize_loops): Remove call to loop_closed_rewrite.
679 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
682 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
684 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
685 (TARGET_LITTLE_ENDIAN): New macro.
686 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
687 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
688 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
689 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
690 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
691 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
692 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
693 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
694 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
695 (TARGET_OPTIONS): Delete.
696 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
697 (CACHE_FLUSH_TRAP): Turn into an integer.
698 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
699 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
700 -mflush-trap is in use.
701 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
702 (m32r_cache_flush_trap_string): Delete.
703 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
704 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
705 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
706 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
707 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
708 -mmodel= and -msdata= handling from...
709 (m32r_init): ...here.
710 * config/m32r/m32r.opt: New file.
712 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
714 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
715 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
716 * tree-vect-analyze.c (vect_object_analysis): additional parm
717 pass back a "struct ptr_info_def *" with the points-to info.
718 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
719 statement using info returned from vect_object_analysis.
720 * tree-vect-transform.c (update_vuses_to_preheader): New function.
721 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
722 for virtual uses and defs when creating a replacement vector
723 reference. Call duplicate_ssa_name_ptr_info to define points-to
724 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
725 (vectorizable_store): copy_virtual_operands and update
726 definition statements.
727 (vectorizable_load): copy_virtual_operands. Remove call to
728 mark_call_clobbered_vars_to_rename for call to "const" builtin.
729 * tree-vectorizer.c (vectorize_loops): Remove calls to
730 rewrite_into_ssa and bitmap_clear (vars_to_rename).
731 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
732 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
733 define macro STMT_VINFO_PTR_INFO for use in accessing.
734 * tree.h add export of duplicate_ssa_name_ptr_info.
735 * rs6000.c (altivec_init_builtins): Declare builtin function
736 __builtin_altivec_mask_for_load to be "const".
738 2005-03-29 Jakub Jelinek <jakub@redhat.com>
741 * cgraph.h (struct cgraph_varpool_node): Add alias field.
742 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
743 assemble_variable on aliases.
744 * varasm.c (assemble_alias): Set node->alias.
745 * toplev.c (wrapup_global_declarations): Don't call
746 rest_of_decl_compilation on aliases again.
748 2005-03-29 Paul Brook <paul@codesourcery.com>
750 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
751 * config/arm/arm.c (arm_dbx_register_number): New function.
752 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
754 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
757 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
758 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
760 2005-03-29 Dale Johannesen <dalej@apple.com>
762 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
763 $(TREE_H) and $(COVERAGE_H).
764 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
765 * opts.c (common_handle_option): Enable tree-based value transforms.
766 * toplev.c (process_options): Ditto.
767 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
768 refers to references to this type.
769 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
770 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
771 for may_be_more, may_be_less.
772 (rtl_gen_pow2_profiler): Adjust.
773 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
774 (rtl_gen_one_value_profiler): Adjust.
775 (rtl_gen_const_delta_profiler): Adjust.
776 * tree-profile.c (tree_gen_interval_profiler): Implement.
777 (tree_gen_pow2_profiler): Ditto.
778 (tree_gen_one_value_profiler): Ditto.
779 (tree_profiling): New.
780 (pass_tree_profile): Reference it.
781 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
783 (insn_divmod_values_to_profile): Rename to
784 rtl_divmod_values_to_profile. Adjust.
785 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
786 (insn_prefetch_values_to_profile): Adjust.
787 (rtl_value_profile_transformations): Adjust.
788 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
789 (gen_mod_pow2): Rename to rtl_mod_pow2.
790 (gen_mod_subtract): Rename to rtl_mod_subtract.
791 (divmod_fixed_value_transform): Rename to
792 rtl_divmod_fixed_value_transform.
793 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
794 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
795 (rtl_find_values_to_profile): Adjust.
796 (tree_value_profile_transformations): Implement.
797 (tree_divmod_values_to_profile): New.
798 (tree_values_to_profile): New.
799 (tree_divmod_fixed_value): New.
800 (tree_mod_pow2): New.
801 (tree_mod_subtract): New.
802 (tree_divmod_fixed_value_transform): New.
803 (tree_mod_pow2_value_transform): New.
804 (tree_mod_subtract_transform): New.
805 (tree_find_values_to_profile): Implement.
806 * profile.c (instrument_values): Free histograms.
807 (compute_value_histograms): Adjust. Implement tree version.
809 2005-03-29 Uros Bizjak <uros@kss-loka.si>
811 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
812 * config/i386/i386.c (output_fix_trunc): Add new round_mode
813 variable. Output "fldcw" depending on round_mode.
814 * config/i386/i386.md (UNSPEC_FIST): New.
815 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
816 New isns patterns to implement lrint and llrint built-ins as x87
818 (fistdi2, fist<mode>2 splitters): New splitters.
819 (lrint<mode>2): New expanders.
821 2005-03-28 Ian Lance Taylor <ian@airs.com>
823 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
824 0 when calling final_scan_insn.
826 2005-03-28 Jan Hubicka <jh@suse.cz>
829 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
832 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
833 types where possible.
835 2005-03-26 Per Bothner <per@bothner.com>
837 Make -f[no-]show-column also control non-cpp diagnostics.
838 * c.opt (fshow-column): Move option from here ...
839 * common.opt (fshow-column): ... to here.
840 * diagnostic.c (diagnostic_build_prefix): Only print column number
843 2005-03-27 Steven Bosscher <stevenb@suse.de>
845 * vax-protos.h (vax_output_int_move, vax_output_int_add,
846 vax_output_conditional_branch): New prototypes.
847 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
848 extracted from vax.md mov and add patterns.
849 (vax_output_conditional_branch): New function to output conditional
851 * vax.md: Use mode macros for arithmetic and mov patterns.
852 Use code macros for the jump patterns.
854 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
856 * Makefile.in (libbackend.o): Depend on version files;
857 add custom generation command.
859 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
862 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
863 sure that we have a REG before getting its REGNO.
865 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
867 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
868 * builtins.def (BUILT_IN_STRNDUP): New.
870 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
872 PR tree-optimization/20470
873 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
876 2005-03-25 Mike Stump <mrs@apple.com>
878 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
881 2005-03-25 Geoffrey Keating <geoffk@apple.com>
883 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
884 Use our own structure definitions.
886 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
887 (fix_truncdfsi2): Allow registers or memory as destination.
888 When TARGET_PPC_GFXOPT, generate simplified pattern.
889 (fix_truncdfsi2_internal): Use define_insn_and_split.
890 (fix_truncdfsi2_internal_gfxopt): New.
891 (fctiwz): Don't confuse register allocation by giving it no choices.
893 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
894 (EXTRA_MEMORY_CONSTRAINT): Likewise.
895 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
896 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
898 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
900 * dominance.c (free_dominance_info): Speed up by freeing et
901 data structures without maintaining other nodes.
902 * et-forest.c (et_free_tree_force): New.
903 * et-forest.h: Add a prototype for et_free_tree_force.
905 * tree.c (get_set_constructor_bits,
906 get_set_constructor_bytes): Remove.
907 * tree.h: Remove the corresponding prototypes.
909 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
912 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
913 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
914 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
915 PRE_DEC, NEG and NOT.
917 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
919 * fold-const.c: Convert uses of fold (build (...)) to
922 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
924 PR rtl-optimization/20249
925 * cse.c (insert_regs): Do not record equivalence of registers in
928 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
930 * emit-rtl.c (reverse_comparison): Remove.
931 * rtl.h: Remove the corresponding prototype.
933 2005-03-24 James E Wilson <wilson@specifixinc.com>
935 * doc/install.texi (--enable-altivec): Delete docs.
937 2005-03-24 David Edelsohn <edelsohn@gnu.org>
939 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
940 SFmode and DFmode before reload when
941 flag_unsafe_math_optimizations not enabled.
943 2005-03-24 Geoffrey Keating <geoffk@apple.com>
945 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
947 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
948 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
950 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
952 * configure.ac (enable-checking): Add 'runtime' option.
953 * doc/install.texi (enable-checking): Document 'runtime' checking.
954 * tsystem.h (gcc_assert, gcc_unreachable): Define.
955 * config.in: Regenerated.
956 * configure: Regenerated.
958 2005-03-23 Uros Bizjak <uros@kss-loka.si>
960 * optabs.h (enum optab_index): Remove OTI_llrint.
961 (llrint_optab): Remove macro.
962 * optabs.c (init_optabs): Remove llrint_optab initialization.
963 * genopinit.c (optabs): Remove llrint_optab implementation.
964 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
967 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
969 PR rtl-optimization/20532
970 * simplify-rtx.c (simplify_binary_operation_1): Protect from
971 overflow when adding coefficients for PLUS or MINUS.
972 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
975 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
977 * langhooks.h (truthvalue_conversion): Remove.
978 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
979 LANG_HOOKS_TRUTHVALUE_CONVERSION.
980 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
981 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
982 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
984 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
986 * params.def: Fix a typo.
987 * config/mips/mips.c: Follow the spelling convensions.
988 * doc/invoke.texi: Fix typos.
990 2005-03-18 Dale Johannese <dalej@apple.com>
992 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
994 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
996 Fix PR tree-optimization/20601
998 * tree-ssa-pre.c (insert_aux): Add missing condition to
1001 2005-03-23 Ian Lance Taylor <ian@airs.com>
1003 * final.c (final_scan_insn): Don't remove no-op instructions.
1004 * reload1.c (reload): Remove simple no-op instructions even when
1007 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1009 PR tree-optimization/20501
1010 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1011 reporting that peeling for alignment is applied moved to...
1012 * (vect_analyze_data_refs_alignment): Here.
1014 2005-03-23 Ian Lance Taylor <ian@airs.com>
1016 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1018 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1020 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1021 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1023 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1025 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1026 imply that this is called once, independent of asms in code.
1027 Adjust to now being pased output and input lists. Mention helper
1028 function decl_overlaps_hard_reg_set_p.
1029 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1030 hook_tree_tree_identity and to take three trees, returning third.
1031 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1033 * stmt.c: include hard-reg-set.h before tree.h.
1034 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1035 (decl_conflicts_with_clobbers_p): Call
1036 decl_overlaps_hard_reg_set_p.
1037 (expand_asm_operands): Pass output and input lists in call to
1038 targetm.md_asm_clobbers.
1039 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1040 hook_tree_tree_tree_tree_3rd_identity.
1041 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1043 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1044 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1045 parameters, first two unused.
1046 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1047 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1048 in constraint letters and MOF is not mentioned as a asm-declared
1049 register in neither of the input and output lists.
1051 2005-03-23 DJ Delorie <dj@redhat.com>
1053 * optabs.c (expand_binop): Make sure the first subword's result
1056 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1058 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1059 Call c_common_truthvalue_conversion rather than
1060 lang_hooks.truthvalue_conversion.
1061 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1062 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1064 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1065 c_common_truthvalue_conversion.
1066 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1067 c_parser_conditional_expression, c_parser_binary_expression): Call
1068 c_objc_common_truthvalue_conversion.
1069 * c-typeck.c (build_unary_op): Call
1070 c_objc_common_truthvalue_conversion.
1071 (build_conditional_expr): Do not call
1072 lang_hooks.truthvalue_conversion.
1073 (build_binary_op): Call c_common_truthvalue_conversion.
1074 (c_objc_common_truthvalue_conversion): Moved from
1075 c-objc-common.c. Call default_function_array_conversion instead
1076 of default_conversion.
1078 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1080 * c-common.h (default_conversion): Remove.
1081 (perform_integral_promotions): Add.
1082 * c-tree.h (default_conversion): Add.
1083 * c-typeck.c (perform_integral_promotions): New, split out from
1085 * c-common.c (check_case_value): Use perform_integral_promotions,
1086 not default_conversion.
1087 (c_add_case_label): Don't continue processing case label after
1088 found to be pointer.
1090 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1092 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1093 the prefix list if we have already added a multilib directory
1095 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1098 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1100 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1102 * reload.h: Remove the prototype for indirect_symref_ok.
1104 * reload1.c (indirect_symref_ok): Make it global.
1105 * reload.h: Add a prototype for indirect_symref_ok.
1107 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1109 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1112 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1114 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1116 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1118 * c-opts.c (c_common_parse_file): Only start/end main source file
1119 if debug hooks says the writer wants it.
1120 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1122 (xcoff_debug_hooks): Ditto.
1123 * debug.c (do_nothing_hooks): Ditto.
1124 * debug.h (gcc_debug_hooks): Ditto.
1125 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1126 * sdbout.c (sdb_debug_hooks): Ditto.
1127 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1129 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1131 * doc/extend.texi: Deprecate C++ min/max operators.
1133 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1135 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1136 artificial original candidates.
1138 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1139 Jan Hubicka <jh@suse.cz>
1140 Steven Bosscher <stevenb@suse.de>
1142 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1143 call cost based on argument sizes.
1144 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1146 * params.def: (max-inline-inssn-single): Set to 450.
1147 (max-inline-insns-auto): Set to 90.
1148 (max-inline-insns-recursive): Set to 450
1149 (max-inline-insns-recursive-auto): Set to 450.
1150 (large-function-insns): Set to 2700.
1151 (inline-call-cost): New parameter.
1152 * tree-inline.c (estimate_move_cost): New function.
1153 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1154 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1156 * tree-inline.h (estimate_move_cost): Declare.
1157 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1158 (max-inline-insns-auto): Change default to 90.
1159 (max-inline-insns-recursive): Change default to 450
1160 (max-inline-insns-recursive-auto): Change default to 450.
1161 (large-function-insns): Change default to 2700.
1162 (inline-call-cost): Document new parameter.
1164 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1166 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1167 (TARGET_DEFAULT): Delete.
1168 * config/i860/i860.opt: New file.
1170 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1172 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1173 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1174 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1175 (frv_sched_lookahead): Delete.
1176 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1177 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1178 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1179 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1180 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1181 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1182 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1183 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1184 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1185 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1186 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1187 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1188 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1189 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1190 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1191 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1192 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1193 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1194 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1195 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1196 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1197 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1198 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1199 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1200 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1201 (frv_sched_lookahead): Delete.
1202 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1203 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1204 (frv_handle_option): New function. Move -mcpu= handling from...
1205 (frv_override_options): ...here. Remove handling of other
1207 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1208 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1209 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1210 and TARGET_NO_MULTI_CE.
1211 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1212 !TARGET_VLIW_BRANCH.
1213 * config/frv/frv.opt: New file.
1215 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1217 * fold-const.c (fold_ternary): Take decomposed arguments of
1219 (fold): Update a call to fold_ternary.
1221 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1222 * tree.h: Add corresponding prototypes.
1224 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1227 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1228 between jump table and its label.
1229 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1230 resp. ADDR_DIFF_VEC and the label preceeding it.
1231 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1232 is emitted in the right section.
1234 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1236 * fold-const.c (fold_unary, fold_binary): Update comments
1239 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1241 PR rtl-optimization/20527
1242 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1243 REG_INC note, test that the register also isn't mentioned in PRED
1246 2005-03-22 Ben Elliston <bje@au.ibm.com>
1248 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1251 2005-03-21 Mike Stump <mrs@apple.com>
1253 * varasm.c (default_assemble_visibility): Remove extra ().
1255 2005-03-21 Roger Sayle <roger@eyesopen.com>
1258 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1259 to determine whether a block can be duplicated, rather than test
1260 whether the block contains noncopyable insns ourselves.
1262 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1264 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1267 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1269 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1271 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1273 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1274 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1275 * config/fr30/fr30.opt: New file.
1277 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1279 Fix PR tree-optimization/20542
1281 * tree-flow-inline.h (overlap_subvar): Move to here.
1282 * tree-ssa-operands.c: From here.
1283 * tree-flow.h (overlap_subvar): Declare.
1284 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1285 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1286 for variables with subvars.
1288 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1291 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1292 * modulo-sched.c (const_iteration_count): Return on NULL
1294 (print_node_sched_params): Return on NULL dump_file.
1295 (generate_reg_moves): Handle reg-anti dependencies and disregard
1296 closing branch when generating register moves.
1297 (sms_schedule): Mark the SMSed block dirty.
1298 * passes.c (rest_of_handle_sms): Call update_life_info for all
1300 * testsuite/gcc.dg/20050321-1.c: New test.
1302 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1304 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1305 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1306 movqi_internal): Likewise.
1308 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1310 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1311 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1312 xtensa_b4const): Delete prototypes.
1313 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1314 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1315 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1316 xtensa_extra_constraint): New prototypes.
1317 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1318 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1319 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1320 move_operand, const_float_1_operand, fpmem_offset_operand,
1321 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1322 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1323 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1324 argument type to HOST_WIDE_INT.
1325 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1326 xtensa_mask_immediate): Likewise.
1327 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1328 Likewise. Also make these functions static.
1329 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1330 (xtensa_const_ok_for_letter_p): New.
1331 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1332 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1333 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1334 move_operand, const_float_1_operand, fpmem_offset_operand,
1335 branch_operator, ubranch_operator, boolean_operator): Move to
1337 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1338 (xtensa_mem_offset): Change return type to bool.
1339 (xtensa_extra_constraint): New.
1340 (gen_int_relational): Update type of const_range_p function pointer.
1341 Use xtensa_b4const_or_zero.
1342 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1343 xtensa_const_ok_for_letter_p. Update comments.
1344 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1345 (PREDICATE_CODES): Delete.
1346 * config/xtensa/xtensa.md: Include predicates.md.
1347 * config/xtensa/predicates.md: New file.
1349 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1351 * config/v850/v850-protos.h: Remove the prototypes for
1352 reg_or_int9_operand, reg_or_const_operand,
1353 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1354 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1355 movsi_source_operand, power_of_two_operand,
1356 not_power_of_two_operand, special_symbolref_operand,
1357 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1358 register_is_ok_for_epilogue.
1359 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1360 reg_or_int9_operand, reg_or_const_operand,
1361 call_address_operand, special_symbolref_operand,
1362 movsi_source_operand, power_of_two_operand,
1363 not_power_of_two_operand, register_is_ok_for_epilogue,
1364 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1365 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1367 * config/v850/v850.h (PREDICATE_CODES): Remove.
1368 * config/v850/v850.md: Include predicates.md.
1369 * config/v850/predicates.md: New.
1371 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1373 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1374 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1375 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1376 (itoolsdir, itoolsdatadir): Move definition above new first use.
1377 (install-itoolsdirs): New rule.
1378 (install-mkheaders): Depend on install-itoolsdirs, not
1379 install-include-dir.
1381 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1383 * tree-into-ssa.c: Remove obsolete comments.
1385 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1387 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1388 unrolling if -fpeel-loops is specified, too.
1389 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1390 Remove superfluous check for flag_unroll_loops.
1392 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1394 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1395 (lrint_optab, llrint_optab): Define corresponding macros.
1396 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1397 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1398 pattern and llrint_optab using llrintdi2 patterns.
1399 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1400 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1401 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1402 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1403 flag_unsafe_math_optimizations is set.
1405 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1407 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1408 simplify_logical, if_then_else_cond, known_cond,
1409 simplify_comparison): Adjust calls to reverse_comparison.
1410 Don't use combine_reversed_comparison_code).
1411 (combine_reversed_comparison_code): Remove.
1412 (reversed_comparison): Using reversed_comparison_code, move it...
1413 * jump.c (reversed_comparison): ... here.
1414 * rtl.h (reversed_comparison): Add prototype.
1416 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1418 * builtins.c (fold_builtin): Take decomposed arguments of
1420 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1421 * gimplify.c (gimplify_call_expr): Likewise.
1422 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1423 * tree.h: Update the prototype of fold_builtin.
1425 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1427 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1428 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1429 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1430 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1431 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1433 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1435 * builtins.c (fold_builtin_1): Take decomposed arguments of
1437 (fold_builtin): Update a call to fold_builtin_1.
1439 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1442 * gcov.c (output_lines): Only output function block summary when
1443 outputting branch information.
1444 * doc/gcov.texi: Document format of preamble and additional block
1447 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1449 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1450 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1451 the defaults false if BITS_PER_UNIT != 8.
1452 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1453 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1454 than BITS_PER_UNIT != 8.
1455 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1456 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1457 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1459 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1460 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1462 2005-03-20 Roger Sayle <roger@eyesopen.com>
1465 * fold-const.c (fold_binary): Fix type mismatch between
1466 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1467 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1468 for non-truth-valued expressions.
1470 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1471 and FUNCTION_DECL in the main switch.
1472 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1473 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1474 we also need to convert their operands to match.
1475 <TRUTH_NOT_EXPR>: Likewise.
1477 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1479 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1480 diagnostic without checking whether an lvalue.
1481 * c-common.h (lvalue_p): Remove.
1482 (enum lvalue_use): Update comment.
1483 (lvalue_or_else): Replace by lvalue_error.
1484 * c-typeck.c (lvalue_p): Make static.
1485 (lvalue_or_else): New. Call lvalue_error.
1487 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1489 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1490 (function_arg_advance): Use rs6000_parm_start.
1491 (function_arg, rs6000_arg_partial_bytes): Likewise.
1493 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1495 * c-common.c (check_case_value): Adjust comment about stripping
1497 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1498 * c-typeck.c (default_conversion, convert_arguments,
1499 build_modify_expr, convert_for_assignment, store_init_value,
1500 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1501 manually. Remove inaccurate comments.
1503 2005-03-20 Roger Sayle <roger@eyesopen.com>
1504 Joseph S. Myers <joseph@codesourcery.com>
1506 * varasm.c (do_assemble_alias): Restore comment describing function.
1507 Annotate the target parameter as potentially unused.
1509 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1512 * config/avr/avr.c (avr_output_function_prologue): Do not use
1513 current_function_name() in a label, use a local label instead.
1515 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1517 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1518 flag_finite_math_only, not flag_unsafe_math_optimizations.
1520 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1522 * builtins.c (fold_builtin_1): Update a call to
1523 targetm.fold_builtin.
1524 * hooks.c (hook_tree_tree_bool_null): Rename to
1525 hook_tree_tree_tree_bool_null. Take one more argument of type
1527 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1528 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1529 hook_tree_tree_tree_bool_null.
1530 * target.h (gcc_target): Update the prototype of fold_builtin.
1531 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1532 arguments of CALL_EXPR.
1533 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1536 2005-03-20 Jan Hubicka <jh@suse.cz>
1538 * cgraph.h (cgraph_node): Add prev_clone pointer.
1539 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1540 (cgraph_clone_node): Produce doubly linked chain.
1542 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1544 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1545 get_nonnull_operand, handle_sentinel_attribute,
1546 check_function_arguments_recurse): Do not strip NOPS from
1548 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1550 * c-format.c (get_constant): Likewise.
1551 * c-parser.c (c_parser_postfix_expression): Likewise.
1552 * c-typeck.c (set_init_index): Likewise.
1553 (convert_arguments): Don't check for NOP_EXPR containing integer
1556 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1558 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1559 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1560 Take decomposed arguments of CALL_EXPR.
1561 (fold_builtin_1): Update calls to the functions mentioned
1564 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1566 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1567 width to have integer type.
1568 (build_enumerator): Require enumerator value to have integer type.
1570 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1572 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1575 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1577 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1578 std=iso9899:199x): Correct descriptions.
1580 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1582 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1585 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1587 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1589 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1590 fold_builtin_memcpy.
1592 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1593 arguments of CALL_EXPR.
1594 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1595 fold_builtin_found, fold_builtin_1): Update calls to
1596 fold_trunc_transparent_mathfn.
1598 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1601 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1602 function pointers on targets that require function pointer
1604 (fold_sign_changed_comparison): Likewise.
1606 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1608 * combine.c (try_combine): When changing the mode of a hard reg, make
1609 sure that doing so is valid.
1611 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1613 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1614 (TARGET_HANDLE_OPTION): Override default.
1615 (avr_handle_option): New function.
1616 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1617 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1618 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1619 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1620 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1621 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1622 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1623 (TARGET_OPTIONS): Delete.
1624 * config/avr/avr.opt: New file.
1626 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1628 * config/m32r/m32r-protos.h: Remove the prototypes for
1629 call_address_operand, symbolic_operand, seth_add3_operand,
1630 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1631 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1632 two_insn_const_operand, move_src_operand,
1633 move_double_src_operand, move_dest_operand,
1634 eqne_comparison_operator, signed_comparison_operator,
1635 large_insn_p, conditional_move_operand, carry_compare_operand,
1636 m32r_block_immediate_operand, extend_operand,
1637 reg_or_eq_int16_operand, int8_operand, and
1638 reg_or_zero_operand.
1639 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1640 seth_add3_operand, int8_operand, cmp_int16_operand,
1641 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1642 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1643 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1644 move_double_src_operand, move_dest_operand,
1645 eqne_comparison_operator, signed_comparison_operator,
1646 extend_operand, small_insn_p, large_insn_p,
1647 conditional_move_operand, carry_compare_operand,
1648 m32r_block_immediate_operand): Move to predicates.md.
1649 (MAX_MOVE_BYTES): Move to m32r.h.
1650 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1651 * config/m32r/m32r.md: Include predicates.md.
1652 * config/m32r/predicates.md: New.
1654 2005-03-18 James E Wilson <wilson@specifixinc.com>
1657 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1660 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1662 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1663 call_address_operand, const_8bit_operand.
1664 * config/mn10300/mn10300.c (call_address_operand,
1665 const_8bit_operand, const_1f_operand): Move to predicates.md.
1666 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1667 * config/mn10300/mn10300.md: Include predicates.md.
1668 * config/mn10300/predicates.md: New.
1670 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1672 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1673 declarations in diagnostics and %E for identifiers, not %s.
1675 2005-03-18 Jan Hubicka <jh@suse.cz>
1676 Dale Johannesen <dalej@apple.com>
1678 * basic-block.h (scale_bbs_frequencies_int,
1679 scale_bbs_frequencies_gcov_type): Declare.
1680 * cfg.c (RDIV): New macro.
1681 (update_bb_frequency_for_threading): Fix.
1682 * basic-block.h (scale_bbs_frequencies_int,
1683 scale_bbs_frequencies_gcov_type): New.
1684 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1685 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1686 scale_bbs_frequencies_int.
1687 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1689 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1691 * config/m32r/m32r-protos.h: Remove the prototypes for
1692 call_address_operand, symbolic_operand, seth_add3_operand,
1693 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1694 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1695 two_insn_const_operand, move_src_operand,
1696 move_double_src_operand, move_dest_operand,
1697 eqne_comparison_operator, signed_comparison_operator,
1698 large_insn_p, conditional_move_operand, carry_compare_operand,
1699 m32r_block_immediate_operand, extend_operand,
1700 reg_or_eq_int16_operand, int8_operand, and
1701 reg_or_zero_operand.
1702 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1703 seth_add3_operand, int8_operand, cmp_int16_operand,
1704 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1705 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1706 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1707 move_double_src_operand, move_dest_operand,
1708 eqne_comparison_operator, signed_comparison_operator,
1709 extend_operand, small_insn_p, large_insn_p,
1710 conditional_move_operand, carry_compare_operand,
1711 m32r_block_immediate_operand): Move to predicates.md.
1712 (MAX_MOVE_BYTES): Move to m32r.h.
1713 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1714 * config/m32r/m32r.md: Include predicates.md.
1715 * config/m32r/predicates.md: New.
1717 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1719 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1720 symbolic_operand, symbolic_memory_operand,
1721 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1722 indexed_memory_operand, move_dest_operand, move_src_operand,
1723 prefetch_cc_operand, prefetch_nocc_operand,
1724 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1725 arith_operand, arith11_operand, pre_cint_operand,
1726 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1727 ireg_operand, int5_operand, uint5_operand, int11_operand,
1728 uint32_operand, arith5_operand, and_operand, ior_operand,
1729 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1730 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1731 shadd_operand, movb_comparison_operator,
1732 cmpib_comparison_operator): Move to predicates.md.
1733 (magic_milli, shadd_constant_p): Make it extern.
1734 * config/pa/pa.h (PREDICATE_CODES): Remove.
1735 * config/pa/pa.md: Include predicates.md.
1736 * config/pa/predicates.md: New.
1738 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1741 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1743 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1744 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1745 config/alpha/freebsd.h, config/alpha/linux.h,
1746 config/alpha/netbsd.h, config/alpha/osf5.h,
1747 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1748 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1749 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1750 doc/cppopts.texi: Update copyright.
1752 2005-03-18 Jan Hubicka <jh@suse.cz>
1755 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1757 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1760 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1762 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1765 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1767 * combine.c (gen_binary): Remove.
1768 (known_cond, simplify_shift_const, find_split_point,
1769 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1770 simplify_logical, expand_field_assignment, extract_left_shift,
1771 force_to_mode, if_then_else_cond, apply_distributive_law,
1772 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1773 simplify_comparison, reversed_comparison): Replace with
1774 simplify_gen_binary, simplify_gen_relational or
1775 distribute_and_simplify_rtx.
1776 (distribute_and_simplify_rtx): New function.
1778 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1779 Paolo Bonzini <gcc.gnu.org>
1781 * calls.c (setjmp_call_p, special_function_p): Update comments
1782 at the head of the functions.
1784 2005-03-18 Jan Hubicka <jh@suse.cz>
1786 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1788 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1789 function body should be released; do not proactively release function
1790 bodies in non-unit-at-a-time mode.
1792 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1794 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1795 mno-fp-ret-in-387 multilib variants.
1797 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1799 * common.opt (m): Remove.
1800 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1802 (common_handle_option): Remove OPT_m case.
1804 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1806 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1808 (fold_builtin_1): Update a call to fold_builtin_bitop.
1810 * builtins.c (fold_builtin_signbit): Take decomposed arguments
1812 (fold_builtin_1): Update a call to fold_builtin_signbit.
1814 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
1816 PR tree-optimization/20474
1817 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1818 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
1820 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1822 * config/h8300/h8300-protos.h: Remove prototypes for
1823 general_operand_src, general_operand_dst, single_one_operand,
1824 single_zero_operand, call_insn_operand,
1825 two_insn_adds_subs_operand, small_call_insn_operand,
1826 jump_address_operand, bit_operand, bit_memory_operand,
1827 stack_pointer_operand, const_int_gt_2_operand,
1828 const_int_ge_8_operand, const_int_qi_operand,
1829 const_int_hi_operand, incdec_operand, bit_operator,
1830 nshift_operator, eqne_operator, gtle_operator,
1831 gtuleu_operator, iorxor_operator.
1832 Add prototypes for h8sx_shift_type h8sx_classify_shift and
1833 h8300_ldm_stm_parallel.
1834 * config/h8300/h8300.c (h8sx_shift_type,): Move to
1836 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
1837 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
1838 (h8300_ldm_stm_parallel): Make it extern.
1839 (h8300_ldm_parallel, h8300_stm_parallel,
1840 h8300_return_parallel, general_operand_src,
1841 general_operand_dst, h8300_dst_operand, h8300_src_operand,
1842 nibble_operand, reg_or_nibble_operand, single_one_operand,
1843 single_zero_operand, call_insn_operand,
1844 two_insn_adds_subs_operand, small_call_insn_operand,
1845 jump_address_operand, bit_operand, bit_memory_operand,
1846 stack_pointer_operand, const_int_gt_2_operand,
1847 const_int_ge_8_operand, const_int_qi_operand,
1848 const_int_hi_operand, incdec_operand, eqne_operator,
1849 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
1850 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
1851 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
1852 nshift_operator): Move to predicates.md.
1853 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
1854 * config/h8300/h8300.md: Include predicates.md.
1855 * config/h8300/predicates.md: New.
1857 2005-03-17 Richard Henderson <rth@redhat.com>
1859 * config.gcc (ia64*-*-hpux*): Add extra_options.
1860 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
1861 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1862 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
1863 (ia64_tls_size_string, ia64_tune_string): Remove.
1864 (ia64_tune): Init to PROCESSOR_ITANIUM2.
1865 (TARGET_DEFAULT_TARGET_FLAGS): New.
1866 (TARGET_HANDLE_OPTION): New.
1867 (ia64_override_options): Move options parsing ...
1868 (ia64_handle_option): ... here. New.
1869 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
1870 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
1871 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
1872 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
1873 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
1874 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
1875 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
1876 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
1877 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
1878 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
1879 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
1880 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
1881 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
1882 TARGET_EARLY_STOP_BITS): Remove.
1883 (TARGET_ILP32): Default false.
1884 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
1885 (enum ia64_inline_type): New.
1886 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1887 * config/ia64/ia64.md: Update for new definitions of
1888 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
1889 * config/ia64/ia64.opt: New file.
1890 * config/ia64/ilp32.opt: New file.
1892 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
1895 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1897 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1899 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1900 instead of MASK_H8300S.
1901 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1902 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1903 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1904 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1905 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1906 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1907 TARGET_SWITCHES): Remove.
1908 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1910 * config/h8300/h8300.opt: New.
1912 * config/alpha/alpha.opt, config/arc/arc.opt,
1913 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1916 2005-03-17 Ian Lance Taylor <ian@airs.com>
1920 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
1922 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
1923 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1924 (TARGET_HANDLE_OPTION): Override default.
1925 (arc_handle_option): New function.
1926 (arc_init): Remove code to set arch_cpu_string.
1927 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1928 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1929 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1930 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1931 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1932 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1933 (arc_rodata_string, TARGET_OPTIONS): Delete.
1934 * config/arc/arc.opt: New file.
1936 2005-03-17 Richard Henderson <rth@redhat.com>
1938 * doc/extend.texi (Weak Pragmas): New section.
1939 (attribute alias): Clarify that target must be in the same
1942 2005-03-17 Richard Henderson <rth@redhat.com>
1944 * config/alpha/alpha.opt: New file.
1945 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1947 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1948 alpha_fprm_string, alpha_fptm_string): Make static.
1949 (alpha_tls_size_string): Remove.
1950 (alpha_handle_option): New.
1951 (override_options): Update for alpha_cpu/alpha_tune split.
1952 (alpha_file_start): Likewise.
1953 (TARGET_DEFAULT_TARGET_FLAGS): New.
1954 (TARGET_HANDLE_OPTION): New.
1955 * config/alpha/alpha.h (alpha_tune): Declare.
1956 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1957 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1958 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1959 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1960 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1961 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1962 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1963 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1964 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1965 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1966 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1967 (TARGET_DEFAULT): Remove MASK_FP.
1968 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1969 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1970 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1971 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1972 alpha_tls_size_string): Remove.
1973 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1974 (attribute tune): Rename from attribute cpu.
1975 * config/alpha/ev4.md: Update to match.
1976 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1977 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1978 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1979 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1980 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1981 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1983 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1985 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1986 and return without creating new state if before_nops_num is nonzero.
1987 * config/ia64/ia64.md (first_insn): New attribute.
1988 (alloc): Set it to yes.
1990 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1992 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1993 STMT_VINFO_SUBVARS to NULL.
1994 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1996 2005-03-16 Dale Johannesen <dalej@apple.com>
1998 * rtlanal.c (find_first_parameter_load): Rewrite to
1999 return actual first param load or the call if none,
2000 instead of first in block, when not all loads exist.
2002 2005-03-16 Roger Sayle <roger@eyesopen.com>
2004 * optabs.c (expand_copysign_absneg): Make static.
2005 * optabs.h (expand_copysign_absneg): Delete prototype.
2006 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2008 2005-03-16 Richard Henderson <rth@redhat.com>
2011 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2012 (alias_pairs): Rename from output_defs.
2013 (find_decl_and_mark_needed): Split out from assemble_alias.
2014 (do_assemble_alias): New.
2015 (assemble_output_def): Remove.
2016 (finish_aliases_1, finish_aliases_2): New.
2017 (process_pending_assemble_output_defs): Remove.
2018 (assemble_alias): Defer aliases for which we don't yet have a
2019 non-external decl for the target symbol.
2020 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2021 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2022 * toplev.c (compile_file): Use finish_aliases_2 instead of
2023 process_pending_assemble_output_defs.
2024 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2025 (process_pending_assemble_output_defs): Remove.
2027 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2029 Fix PR tree-optimization/20489
2031 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2032 for empty structures.
2034 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2036 Fix PR tree-optimization/20490
2038 * tree-ssa-pre.c (create_expression_by_pieces): Use
2039 force_gimple_operand on result of fold.
2041 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2043 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2044 of closing parenthesis.
2046 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2048 * builtins.c (expand_movstr): Update a call to
2049 fold_builtin_strcpy.
2050 (expand_builtin_strncpy): Update a call to
2051 fold_builtin_strncpy.
2052 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2053 arguments of CALL_EXPR.
2054 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2055 fold_builtin_strncpy.
2056 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2057 * tree.h: Update the prototypes of fold_builtin_strcpy and
2058 fold_builtin_strncpy.
2060 2005-03-16 Steven Bosscher <stevenb@suse.de>
2061 Dorit Naishlos <dorit@il.ibm.com>
2063 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2064 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2067 2005-03-16 Steven Bosscher <stevenb@suse.de>
2069 * tree-inline.c (walk_type_fields, walk_tree,
2070 walk_tree_without_duplicates): Move from here...
2071 * tree.c: ...to here.
2073 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2075 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2076 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2077 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2078 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2079 (version): Define using $(BASEVER_c).
2080 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2082 (version.o): Depend on version files; add custom generation command.
2083 (prefix.o): Define BASEVER on command line.
2084 (s-iov): Depend on version files; adjust command.
2085 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2087 (gcc-vers.texi): New rule.
2088 (doc/%.info, doc/%.dvi): Add -I . to command line.
2089 (doc/gccinstall.dvi): Likewise.
2090 (PACKAGE): Delete. All uses replaced with "gcc".
2091 * aclocal.m4: Do not include gcc-version.m4.
2092 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2093 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2094 Set is_release based on contents of DEV-PHASE.
2095 Set gcc_version based on contents of BASE-VER.
2096 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2097 * config.in, configure: Regenerate.
2098 * gccbug.in: Determine version of GCC in use at runtime.
2099 * gcov-iov.c: Get version number and development phase from
2100 command line, not by including version.c.
2101 * intl.c: Replace all uses of PACKAGE with "gcc".
2102 * libada-mk.in: Delete unused "gcc_version" variable.
2103 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2104 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2105 commentary to match.
2106 (version_string): Put together from pieces.
2107 * config/alpha/x-vms: Do not use $(gcc_version).
2108 * config/i386/t-nwld: Likewise.
2109 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2110 version-GCC and DEVELOPMENT.
2112 2005-03-15 Roger Sayle <roger@eyesopen.com>
2114 PR tree-optimization/17454
2115 * tree.c (tree_size): Add case for TREE_BINFO.
2116 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2117 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2119 2005-03-15 Roger Sayle <roger@eyesopen.com>
2121 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2122 op1 whilst expanding the signed widenening multiply variant.
2124 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2126 * toplev.c (display_target_options): Avoid unused variable warning if
2127 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2128 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2129 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2130 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2131 (mips_isa_info): New variable.
2132 (mips_parse_cpu): Remove the first argument and leave the caller
2134 (TARGET_HANDLE_OPTION): Override default.
2135 (mips_handle_option): New function. Move option validation code from...
2136 (override_options): ...here. Update calls to mips_parse_cpu.
2137 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2138 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2139 (SUBTARGET_TARGET_OPTIONS): Delete.
2140 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2141 (mno-flush-func, mtune=): New options.
2143 2005-03-15 Roger Sayle <roger@eyesopen.com>
2144 Richard Henderson <rth@redhat.com>
2146 * real.c (c4x_single_format, c4x_extended_format): Provide values
2147 for signbit_ro for c4x's single and extended floating point formats.
2148 * optabs.c (expand_copysign): Use the floating point format's
2149 signbit_ro for expanding via expand_copysign_absneg, and it's
2150 signbit_rw field for expanding via expand_copysign_bit.
2152 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2154 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2155 known_alignment_for_access_p.
2156 (known_alignment_for_access_p): New.
2157 (do_peeling_for_alignment): Field made int instead of bool and renamed
2158 to peeling_for_alignment.
2159 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2160 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2161 functionality used to be in vect_analyze_operations.
2162 (vect_analyze_operations): Code to determine vectorization factor was
2163 moved to vect_determine_vectorization_factor.
2164 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2165 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2167 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2168 be part of vect_analyze_operations).
2169 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2170 creating the guard condition, as the number of iterations may be
2172 (slpeel_tree_peel_loop_to_edge): Use new name of
2173 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2174 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2175 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2176 (vect_do_peeling_for_alignment): Use fold.
2177 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2179 (vect_update_inits_of_dr): Renamed to
2180 vect_update_init_of_dr.
2181 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2182 (vectorizable_store): Fix assertion to use == instead of =.
2184 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2186 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2187 call_used_regs for wCG registers.
2189 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2191 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2192 for non-offsettable memory references to cope with outstanding reload
2193 replacements, take 2.
2195 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2198 * config/i386/i386.h (x86_fisttp): New.
2199 (TARGET_FISTTP): New macro.
2200 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2201 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2202 instruction when fisttp flag is set.
2203 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2205 * config/i386/i386.md (type attribute): Add fisttp.
2206 (unit attribute): Set to i387 for fisttp type.
2207 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2208 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2210 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2211 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2213 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2214 patterns for TARGET_FISTTP. Enable patterns for
2215 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2216 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2217 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2218 implement fisttp x87 insn.
2219 (fix_trunc*_i387_fisttp splitters): New patterns.
2220 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2221 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2222 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2224 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2225 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2226 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2227 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2228 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2229 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2230 Disable patterns for TARGET_FISTTP.
2231 (fix_trunc*_i387 splitters): Implement usign mode macros.
2232 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2233 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2234 (fix_trunx*_sse peephole2s): Implement using mode macros.
2236 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2238 PR rtl-optimization/20291
2239 * combine.c (try_combine): If splitting fails, re-try with
2240 original combined pattern, i.e. before clobber stripping.
2242 2005-03-14 Eric Christopher <echristo@redhat.com>
2244 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2245 STACK_GROWS_DOWNWARD.
2247 2005-03-14 Roger Sayle <roger@eyesopen.com>
2249 * real.h (struct real_format): Split the signbit field into two
2250 two fields, signbit_ro and signbit_rw.
2251 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2252 mips_double_format, ieee_extended_motorola_format,
2253 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2254 ieee_extended_intel_128_format, ibm_extended_format,
2255 mips_extended_format, ieee_quad_format, mips_quad_format,
2256 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2257 i370_double_format, c4x_single_format, c4x_extended_format,
2258 real_internal_format): Update initializers for new field.
2259 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2260 real_format structure.
2261 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2262 field of the real_format structure.
2264 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2266 Fix PR tree-optimization/20458
2268 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2269 DECL_EXTERNAL on STRUCT_FIELD tags.
2270 (clear_call_clobbered): Ditto.
2271 * tree-ssa-operands.c (note_addressable): Make sure the original
2272 variable doesn't slip into the addressable list if we have
2274 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2277 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2279 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2280 (-fwide-exec-charset): Likewise.
2281 (-finput-charset): Likewise.
2282 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2283 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2284 * c.opt (Wnormalized): New.
2286 2005-03-14 Devang Patel <dpatel@apple.com>
2288 * doc/invoke.texi: Add reference to Visibility document.
2290 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2292 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2293 MASK_SPLIT_ADDRESSES.
2294 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2295 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2296 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2297 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2298 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2299 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2300 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2301 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2302 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2303 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2304 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2305 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2306 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2307 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2308 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2309 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2310 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2311 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2312 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2313 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2314 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2315 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2316 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2317 (TARGET_EXPLICIT_RELOCS): Delete.
2318 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2319 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2320 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2321 (override_options): Set MASK_LONG64 if -mint64 is given and no
2322 -mlongXX option is. Complain about -mint64 -mlong32.
2323 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2324 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2325 * config/mips/mips.opt: New file.
2327 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2329 * config.gcc (extra_options): New variable for listing option files.
2330 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2331 * configure.ac (extra_opt_files): New AC_SUBST variable.
2332 (tm_file_list, tm_include_list): Include options.h first.
2333 * configure: Regenerate.
2334 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2335 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2336 (s-options-h): New rule.
2337 (options.h): Depend on it.
2338 (TEXI_GCCINT_FILES): Add options.texi.
2339 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2340 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2341 * target.h (gcc_target): Add default_target_flags and handle_option.
2342 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2343 (TARGET_HANDLE_OPTION): New macros.
2344 (TARGET_INITIALIZER): Include them.
2345 * opt-functions.awk (opt_args, nth_arg): New functions.
2346 (switch_flags): Handle the "Target" flag.
2348 (var_name): Use opt_args and nth_arg.
2349 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2350 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2351 macros for the "Mask" and "InverseMask" options.
2352 * opts.h (cl_var_cond): New enum.
2353 (cl_option): Replace the "has_set_value" and "set_value" fields with
2354 "var_cond" and "var_value".
2355 (CL_TARGET): New macro.
2356 (option_enabled, print_filtered_help): Declare.
2357 (decode_options): Move definition.
2358 * opts.c (handle_option): Search for the original option before
2359 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2360 var_cond and var_value fields. Use targetm.handle_option to handle
2362 (decode_options): Set target_flags to targetm.default_target_flags.
2363 (print_filtered_help): Make global. Handle CL_TARGET.
2364 (option_enabled): New function.
2365 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2366 (display_target_options, set_target_switch, print_switch_values)
2367 (default_pch_valid_p): Guard uses of target_switches with
2368 #ifdef TARGET_SWITCHES. Also...
2369 (display_target_options): Display the CL_TARGET entries in cl_options.
2370 (set_target_option): Don't complain about the "" option when
2371 TARGET_SWITCHES is undefined.
2372 (print_switch_values): Use option_enabled.
2373 (default_pch_valid_p): Check cl_options[] when looking for something
2374 that has changed the value of target_flags.
2375 * c.opt: Remove documentation from top of file.
2376 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2377 * doc/sourecebuild.texi: Refer to the new options documentation
2378 instead of c.opt. Document machine-specific .opt files.
2379 * doc/tm.texi (target_flags): Say that this variable is declared
2381 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2382 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2384 * doc/options.texi: New file.
2386 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2389 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2392 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2395 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2396 temporary variable of pointer type if an lvalues is required.
2397 (gimplify_modify_expr_rhs): Request an rvalue from it.
2398 (gimplify_expr): Pass fallback on.
2400 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2402 * cfgbuild.c: Update comments.
2404 2005-03-14 Roger Sayle <roger@eyesopen.com>
2406 PR rtl-optimization/17236
2407 * optabs.c (expand_doubleword_mult): New helper function split out
2408 from expand_binop. Permute the order in which instructions are
2409 emitted to minimize the number of simultaneously live registers.
2410 (expand_binop): Call expand_doubleword_mult to synthesize a double
2411 word multiplication.
2413 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2415 * basic-block.h: Update the prototypes of cached_make_edge and
2417 * cfg.c (cached_make_edge): Take edge_cache representing one
2418 row of the adjacency matrix of edges.
2419 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2420 (make_edges): Initialize edge_cache to represent one row of
2421 the adjacency matrix of edges.
2423 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2425 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2427 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2428 Remove unused removed_phis variable.
2429 (conditional_replacement): Use build1/build2.
2430 (abs_replacement): Use last_and_only_stmt and build1/build2.
2432 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2434 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2435 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2436 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2437 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2438 * c-common.c (handle_novops_attribute): New function.
2439 (c_common_attribute_table): Add "no vops" entry.
2440 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2441 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2442 * tree-ssa-operands.c (get_call_expr_operands): Do not
2443 create virtual operands for calls with ECF_NOVOPS flag.
2444 * tree.h (DECL_IS_NOVOPS): New macro.
2445 (struct tree_decl): Add novops_flag.
2446 (ECF_NOVOPS): New constant.
2448 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2451 * config/i386/i386.c (x86_use_himode_fiop): New.
2452 (x86_use_simode_fiop): Rename from x86_use_fiop.
2453 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2454 (TARGET_USE_HIMODE_FIOP): New.
2455 (x86_use_simode_fiop): Rename from x86_use_fiop.
2456 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2458 * config/i386/i386.md (X87MODEI12): New mode macro define.
2459 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2460 to implement x87 FP compare with HImode input operands.
2461 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2462 Use X87MODEI12 mode macro to handle HImode input operands.
2463 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2464 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2465 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2466 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2467 macro to implement x87 operators with HImode input operands.
2468 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2471 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2473 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2475 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2476 constants invariant.
2478 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2480 * basic-block.h (BB_VISITED): Removed.
2481 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2483 2005-03-14 Falk Hueffner <falk@debian.org>
2486 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2488 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2490 * ggc-zone.c: Fix comment typos.
2492 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2493 stringpool.c, config/mips/mips-protos.h: Update copyright.
2495 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2497 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2498 throughout with its typedef, "rtx".
2499 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2500 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2501 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2502 regs in comment to match code.
2504 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2506 * except.c (check_handled): Make it static.
2507 * except.h: Remove the corresponding prototype.
2509 * function.c (get_func_frame_size): Make it static.
2510 * function.h: Remove the corresponding type.
2512 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2514 * hard-reg-set.h: Remove the corresponding declarations.
2516 * tree-cfg.c (verify_stmts): Check that
2517 bb_for_stmt (stmt) == bb for every PHI node and statement.
2519 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2521 * config.gcc: Remove excess indentation.
2522 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2524 2005-03-13 Roger Sayle <roger@eyesopen.com>
2527 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2528 * fold-const.c (fold_sign_changed_comparison): Likewise.
2529 (fold_binary): Optimize comparisons against widened operands if
2530 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2532 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2534 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2535 (sparc_override_options): Initialize it.
2536 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2538 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2540 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2541 (reg_or_none500mem_operand): New predicate.
2542 (zero_reg_mem_operand): New predicate.
2543 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2544 to reg_or_none500mem_operand.
2545 (extendsfdf2_fpr): Add MEM alternative.
2546 (extenddftf2_internal): Change operand2 predicate to
2547 zero_reg_mem_operand.
2549 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2551 * ggc-zone.c: Rewritten.
2553 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2555 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2556 * config.in: Regenerated.
2557 * configure: Regenerated.
2558 * gengtype.c (write_types_process_field, write_func_for_structure):
2559 Pass new argument to gt_pch_note_object.
2560 * ggc-common.c (struct ptr_data): Add TYPE.
2561 (gt_pch_note_object): Take TYPE argument and save it.
2562 (call_count): Update call to ggc_pch_count_object.
2563 (call_alloc): Update call to ggc_pch_alloc_object.
2564 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2566 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2567 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2568 (ggc_alloc_zone_stat): Delete.
2569 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2570 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2571 (ggc_pch_alloc_object): Update prototypes.
2572 (garbage_zone): Delete.
2573 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2574 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2576 (tree_id_zone): New variable.
2577 (ggc_alloc_cleared_zone): Remove unused.
2578 (ggc_alloc_zone): Define.
2579 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2580 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2581 ggc_alloc_zone_stat.
2582 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2583 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2584 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2585 (make_node_stat): Likewise. Use tree_id_zone.
2587 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2588 Joseph S. Myers <joseph@codesourcery.com>
2590 * configure.ac: Check for MIPS TLS.
2591 * configure: Regenerated.
2592 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2593 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2594 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2595 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2596 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2597 (mips_classify_symbol, mips_symbolic_constant_p)
2598 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2599 (mips_tls_operand_p, mips_call_tls_get_addr)
2600 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2601 (mips_tls_symbol_ref_1): New functions.
2602 (mips_legitimize_address, mips_legitimize_const_move): Call
2603 mips_legitimize_tls_address.
2604 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2606 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2607 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2608 (mips_char_to_class): Document V1_REG.
2609 (HAVE_AS_TLS): Provide default.
2610 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2612 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2614 (tls_get_tp_<mode>): New instruction.
2616 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2618 * configure.ac: Update checks for target tools.
2619 * configure: Regenerated.
2621 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2623 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2625 2005-03-13 Roger Sayle <roger@eyesopen.com>
2627 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2628 more classes of DImode multiplication by constant. Allow both
2629 multiplication by small negative constants (by performing a
2630 multiplication by a positive constant and negating the result) and
2631 multiplications by large powers of two, by using a left shift.
2633 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2635 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2636 of basic blocks into work_stack.
2638 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2639 config/mips/vr.h: Update copyright.
2641 * c-decl.c (c_init_decl_processing): Remove useless calls to
2642 build_function_type.
2644 * builtins.c (fold_trunc_transparent_mathfn,
2645 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2646 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2647 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2648 fold_builtin_strcpy, fold_builtin_strncpy,
2649 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2652 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2655 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2656 variable determinant.
2658 * tree-cfg.c (group_case_labels): Remove local variable type.
2660 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2663 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2666 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2669 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2670 (*movmemqi_insn): Delete.
2671 (*movmemhi): Delete.
2673 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2675 * builtins.c (fold_builtin_classify): Take decomposed
2676 arguments of CALL_EXPR.
2677 (fold_builtin_1): Update a call to fold_builtin_classify.
2679 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2682 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2683 through into call to parser_xref_tag after parse error.
2684 (c_parser_struct_declaration): Consistently return NULL_TREE on
2687 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2689 * tree-flow-inline.h (ref_contains_array_ref): New function.
2690 (lookup_subvars_for_var): Ditto.
2691 (get_subvars_for_var): Ditto.
2692 (var_can_have_subvars): Ditto.
2694 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2695 (struct subvar): New type.
2697 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2699 * tree-optimize.c (init_tree_optimization_passes): Call
2700 pass_create_structure_vars.
2702 * tree-ssa-alias.c: Include vec.h.
2703 (init_alias_info): Don't auto-clear call clobbered on struct-field
2705 (compute_flow_insensitive_aliasing): Handle subvars.
2706 (group_aliases): Handle STRUCT_FIELD aliases.
2707 (setup_pointers_and_addressables): Ditto.
2708 Don't mark variables non-addressable if they still have
2709 addressable subvars.
2710 Also mark subvars addressable when the real variable is marked
2712 (add_pointed_to_var): Try to prune the pointed-to set by only
2713 pointing to subvars when possible.
2714 Otherwise, make sure we set addresses_needed and pt_vars to
2715 properly include subvars.
2716 (bitpos_of_field): New function.
2717 (push_fields_onto_fieldstack): Ditto.
2718 (get_or_create_used_part_for): Ditto.
2719 (create_overlap_variables_for): Ditto.
2720 (find_used_portions): Ditto.
2721 (create_structure_vars): Ditto.
2722 (pass_create_structure_vars): New structure.
2724 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2725 (get_expr_operands): Handle subvars. Also try to turn
2726 COMPONENT_REF accesses into must-defs now that we can accurately
2728 (note_addressable): Try to only mark as addressable those subvars
2729 we know a COMPONENT_REF touches.
2730 (overlap_subvar): New function.
2732 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2733 Handle subvar storing.
2734 (vect_address_analysis): Update caller of vect_object_analysis.
2736 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2738 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2739 (STMT_VINFO_SUBVARS): New macro.
2741 * common.opts: add flag_tree_salias.
2743 * opts.c (decode_options): flag_tree_salias defaults to on.
2745 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2747 * doc/tree-ssa.texi: Document structural alias analysis.
2749 2005-03-12 Steven Bosscher <stevenb@suse.de>
2751 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2752 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2753 * tree-ssa-operands.c (get_expr_operands): Likewise.
2754 (get_expr_operands): Likewise for ERROR_MARK.
2756 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2758 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2761 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2764 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2765 (mark_operand_necessary): Remove local variable ver.
2767 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2768 variable prefix_len.
2770 * value-prof.c (mod_subtract_transform): Remove local variable
2773 * builtins.c (fold_builtin_exponent): Take decomposed
2774 arguments of CALL_EXPR.
2775 (fold_builtin_1): Update a call to fold_builtin_exponent.
2777 * builtins.c (fold_builtin_logarithm): Take decomposed
2778 arguments of CALL_EXPR.
2779 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2781 * c-decl.c (c_init_decl_processing): Remove local variables
2782 ptr_ftype_void and ptr_ftype_ptr.
2784 * gimplify.c (gimplify_expr): Remove local variables r0 and
2787 * reg-stack.c (move_for_stack_reg): Remove local variable
2789 (compare_for_stack_reg): Remove local variable flags_user.
2790 (convert_regs_1): Remove local variable deleted.
2792 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2794 (combine_blocks): Remove local variables exits and new_e.
2796 * tree-inline.c (expand_call_inline): Remove local variable
2799 * tree-ssa-live.c (create_ssa_var_map,
2800 calculate_live_on_entry): Remove local variable snn.
2802 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2804 * c-lex.c (c_lex_with_flags): Add parameter to call to
2807 2005-03-11 Per Bothner <per@bothner.com>
2809 * c-tree.h (struct c_declarator): New id_loc field.
2810 * c-pragma.h (c_lex_with_flags): Take position reference.
2811 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2812 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2813 (c_lex): Pass dummy location to c_lex_with_flags.
2814 * c-parser.c (c_lex_one_token): Set c_token's location using
2815 c_lex_with_flags, instead of input_location, which might be "ahead".
2816 (c_parser_direct_declarator): Set declarator's id_loc from
2818 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
2819 declarator's id_loc, rather than probably-imprecise input_location.
2820 (build_id_declarator): Initialize c_declarator's id_loc field.
2822 2005-03-11 Roger Sayle <roger@eyesopen.com>
2825 * builtins.c (expand_builtin_signbit): Force the signbit's word
2826 into an integer register to avoid SUBREGs of floating point modes.
2828 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2830 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
2831 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
2832 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
2833 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
2835 2005-03-11 David Edelsohn <edelsohn@gnu.org>
2837 PR rtl-optimization/20306
2838 * expr.c (emit_move_complex): Set try_int false if mode is
2839 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
2840 emit_block_move if try_int is true.
2842 2005-03-11 Richard Henderson <rth@redhat.com>
2845 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
2846 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
2849 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2851 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
2852 (TARGET_FIX_VR4130): New macro.
2853 (TARGET_OPTIONS): Add -mfix-vr4130.
2854 (ISA_HAS_MACCHI): New macro.
2855 (ASM_SPEC): Add -mfix-vr4130.
2856 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
2857 (override_options): Handle mips_fix_vr4130_string.
2858 (mips_avoid_hazards): Clear all_noreorder_p
2859 if we're working around VR4130 errata and the macc alternatives
2861 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
2862 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
2863 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
2864 (MULTILIB_DEFAULTS): Remove leading "march=".
2865 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
2866 if no architecture option is given.
2867 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
2869 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
2870 * doc/invoke.texi: Document -mfix-vr4130.
2872 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2874 * config/mips/mips.c (override_options): Only warn about -mint64
2875 deprecation if TARGET_INT64.
2877 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2879 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
2880 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
2881 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
2882 are non-specific regarding the nonnull parameter positions.
2883 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
2884 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
2885 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
2886 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
2888 * builtins.def: Use the non-specific "nonnull" attibute lists.
2890 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2892 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2893 single_pred_edge, single_succ, single_pred): Improve comments.
2895 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2897 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2898 single_pred_edge, single_succ, single_pred): New inline functions.
2899 * bb-reorder.c (rotate_loop, find_traces_1_round,
2900 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2901 duplicate_computed_gotos): Use the single_succ/pred functions.
2902 * cfganal.c (forwarder_block_p): Ditto.
2903 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2904 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2905 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2906 merge_seq_blocks): Ditto.
2907 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2908 * cfglayout.c (fixup_reorder_chain): Ditto.
2909 * cfgloop.c (mark_single_exit_loops, update_latch_info,
2910 canonicalize_loop_headers, verify_loop_structure): Ditto.
2911 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2912 mfb_update_loops, create_preheader, force_single_succ_latches,
2913 create_loop_notes): Ditto.
2914 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2915 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2916 commit_one_edge_insertion, purge_dead_edges,
2917 cfg_layout_can_merge_blocks_p): Ditto.
2918 * except.c (sjlj_emit_function_enter): Ditto.
2919 * flow.c (init_propagate_block_info): Ditto.
2920 * function.c (thread_prologue_and_epilogue_insns): Ditto.
2921 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2922 insert_insn_end_bb): Ditto.
2923 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2924 find_if_case_2): Ditto.
2925 * lambda-code.c (perfect_nestify): Ditto.
2926 * lcm.c (optimize_mode_switching): Ditto.
2927 * loop-doloop.c (doloop_modify): Ditto.
2928 * loop-init.c (loop_optimizer_init): Ditto.
2929 * loop-iv.c (simplify_using_initial_values): Ditto.
2930 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2931 * loop-unswitch.c (unswitch_loop): Ditto.
2932 * modulo-sched.c (generate_prolog_epilog): Ditto.
2933 * predict.c (combine_predictions_for_insn, estimate_probability,
2934 tree_estimate_probability, last_basic_block_p,
2935 estimate_bb_frequencies): Ditto.
2936 * profile.c (branch_prob): Ditto.
2937 * regrename.c (copyprop_hardreg_forward): Ditto.
2938 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2939 * tracer.c (layout_superblocks): Ditto.
2940 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2941 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2942 cleanup_control_expr_graph, disband_implicit_edges,
2943 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2944 tree_verify_flow_info, tree_make_forwarder_block,
2945 tree_forwarder_block_p, remove_forwarder_block,
2946 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2947 * tree-if-conv.c (tree_if_conversion): Ditto.
2948 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2949 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2950 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2951 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2952 copy_loop_headers): Ditto.
2953 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2954 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2955 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2956 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2957 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2958 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2959 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2960 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2961 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2962 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2963 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2964 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2965 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2966 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2967 slpeel_add_loop_guard): Ditto.
2969 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2971 PR tree-optimization/15784
2972 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2975 * stmt.c (expand_case): Don't change index_type. Convert minval
2978 PR tree-optimization/20130
2979 * fold-const.c (fold): Fold x * -1 into -x.
2981 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2983 PR rtl-optimization/20331
2984 * rtlanal.c (modified_between_p): Check its address first for MEM.
2985 (modified_in_p): Likewise.
2987 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2989 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2991 2005-03-10 Steven Bosscher <stevenb@suse.de>
2993 * expr.c (expand_expr_real_1): If possible, use a conditional
2994 move for expanding MIN_EXPR and MAX_EXPR.
2995 Use temp for moving around rtx-en.
2997 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3000 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3003 2005-03-10 Roger Sayle <roger@eyesopen.com>
3005 * builtins.c (expand_builtin_signbit): Extend to handle floating
3006 point modes wider than the largest integer type, using the
3007 operand_subword_force function to obtain the signbit's word.
3009 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3012 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3013 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3015 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3017 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3019 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3021 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3023 (perform_edge_inserts): Unconditionally call
3024 free_dominator_info.
3026 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3028 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3030 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3032 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3034 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3036 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3038 (rtl_register_value_prof_hooks,
3039 tree_value_profile_transformations,
3040 tree_register_value_prof_hooks): Likewise.
3041 * var-tracking.c (stack_adjust_offset_pre_post,
3042 variable_htab_free, variable_union, dataflow_set_different_2,
3043 count_uses, variable_was_changed, set_frame_base_location,
3044 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3045 vt_add_function_parameters): Likewise.
3046 * varasm.c (named_section_real, named_section, make_decl_rtl,
3047 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3048 const_hash_1, compare_constant, copy_constant, force_const_mem,
3049 output_constant_pool_2, output_constant_pool_1, output_constant,
3050 output_constructor, make_decl_one_only, decl_tls_model,
3051 default_no_named_section, default_elf_select_section_1,
3052 default_unique_section_1): Likewise.
3053 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3054 * vmsdbgout.c (addr_const_to_string): Likewise.
3057 * function.c (struct assign_parm_data_one): Remove last_named
3059 (assign_parm_find_data_types): Don't determine last_named.
3060 Reorder named_parm determination.
3061 (assign_parms): Only setup varargs on the last non-varadic
3064 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3066 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3067 sda base address on medium model.
3069 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3071 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3072 * cfgloop.c (flow_loop_nodes_find): Export.
3073 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3075 * cfgloopmanip.c (fix_loop_structure): New function.
3076 * predict.c (predict_loops): Clean up the loops information.
3077 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3078 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3080 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3081 (rewrite_into_loop_closed_ssa): Declaration changed.
3082 * tree-loop-linear.c (linear_transform_loops): Add argument to
3083 rewrite_into_loop_closed_ssa call.
3084 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3085 * tree-ssa-loop-im.c (move_computations): Ditto.
3086 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3087 * tree-vectorizer.c (vectorize_loops): Ditto.
3088 * tree-optimize.c: Include cfgloop.h.
3089 (execute_todo): Choose whether to call cleanup_tree_cfg or
3090 cleanup_tree_cfg_loop.
3091 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3092 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3093 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3094 cleanup_tree_cfg_loop call.
3095 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3096 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3097 work on part of cfg.
3099 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3102 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3103 with multiple alternatives.
3105 * stmt.c (parse_output_constraint): Fix a typo.
3107 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3109 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3110 assembly directive instead of deprecated "no-generics".
3112 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3114 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3115 for non-offsettable memory references to cope with outstanding reload
3117 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3118 avoid losing outstanding address reloads.
3119 ("reload_outdi", "reload_outdf"): Likewise.
3121 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3123 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3124 code. Add more cbrt transformations.
3126 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3128 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3130 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3132 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3133 NULL_TREE when a given tree is not simplified.
3134 (fold): Return the original tree when any of the functions
3135 mentioned above NULL_TREE.
3137 * fold-const.c (fold_unary, fold_binary): Take decomposed
3138 arguments, code, type, op0, and op1 in case of fold_binary.
3139 (fold): Update calls to fold_unary and fold_binary.
3141 2005-03-09 Roger Sayle <roger@eyesopen.com>
3143 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3144 a fndecl and an arglist instead of a CALL_EXPR, exp.
3146 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3148 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3150 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3152 * expr.c (expand_assignment): Remove orig_to_rtx.
3154 * fold-const.c (int_const_binop): Remove no_overflow.
3156 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3158 * loop-iv.c (get_biv_step_1): Remove lhs.
3160 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3162 * real.c (real_nan): Remove neg.
3164 * function.c (thread_prologue_and_epilogue_insns): Remove i
3167 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3170 * tree-eh.c (tree_could_trap_p): Remove idx.
3172 * tree-into-ssa.c (ann): Remove ann.
3174 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3176 * tree-sra.c (decide_block_copy): Remove inst_count.
3178 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3180 * tree-ssa-loop-im.c (lhs): Remove.
3182 * cfgbuild.c (state, STATE, SET_STATE,
3183 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3185 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3186 (find_basic_blocks): Set the state of each basic block to
3189 2005-03-08 Jeff Law <law@redhat.com>
3191 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3192 goto results in the removal of edges in the CFG, then we need
3193 to recompute dominators.
3195 2005-03-09 Ben Elliston <bje@au.ibm.com>
3197 * c-common.c (c_do_switch_warnings): Comment fix.
3199 2005-03-08 Julian Brown <julian@codesourcery.com>
3201 * Patch from 2005-03-08 reverted for causing regressions and
3202 ppc-darwin bootstrap failure.
3204 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3206 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3207 Define the real function for ppc-darwin.
3208 * c-typeck.c (convert_arguments): Check for target-specific
3209 invalid argument call to unprototyped function.
3210 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3212 * target.h (invalid_arg_for_unprototyped_fn): New field
3214 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3215 default target hook.
3216 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3219 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3221 * c-typeck.c (constructor_stack, constructor_range_stack,
3222 initializer_stack): Make them static.
3224 * cfg.c (rbi_pool): Make it static.
3226 * gimple-low.c (lower_stmt_body): Make it static.
3227 * tree-flow.h: Remove the corresponding prototype. Don't
3230 * sched-deps.c (cache_size): Make it static.
3232 * stor-layout.c (lang_adjust_rli): Make it static.
3234 2005-03-08 Julian Brown <julian@codesourcery.com>
3236 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3237 from being used for symbols with vague linkage when
3238 HAVE_GAS_COMDAT_GROUP is true.
3240 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3242 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3243 nlabel == JUMP_LABEL (jump).
3245 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3247 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3248 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3249 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3250 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3252 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3255 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3256 * c-common.c (handle_returns_twice): New function.
3257 (c_common_attribute_table): Declare eturns_twice' attribute.
3258 * doc/extend.texi: Document eturns_twice' attribute.
3259 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3260 (struct tree_decl): Add returns_twice_flag.
3262 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3264 * tree-ssa-phiopt.c: Fix a comment typo.
3266 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3267 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3268 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3271 2005-03-08 Richard Henderson <rth@redhat.com>
3273 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3274 builtin codes with ctzdi2, clzdi2, popcountdi2.
3275 (struct alpha_builtin_def): Add is_const.
3276 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3277 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3278 (alpha_init_builtins): Init them. Set nothrow and const attributes
3280 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3281 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3282 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3283 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3284 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3285 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3286 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3287 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3288 (TARGET_FOLD_BUILTIN): New.
3289 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3290 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3292 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3294 2005-03-08 Ira Rosen <irar@il.ibm.com>
3296 PR tree-optimization/20122
3297 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3298 condition of access function instead of base.
3300 2005-03-07 Jeff Law <law@redhat.com>
3301 Steven Bosscher <stevenb@suse.de>
3303 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3304 (find_taken_edge): Call find_taken_edge_computed_goto as
3305 appropriate. Allow any gimple invariant rather than just
3306 INTEGER_CST for VAL.
3307 (cleanup_control_flow): Cleanup a computed goto which has turned
3309 (tree_merge_blocks): If block B has any forced labels, move
3310 them to the start of block A.
3311 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3312 computed gotos as well.
3313 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3314 removal of unnecessary computed gotos too.
3315 (lookup_redirection_data): Fix type of INSERT argument. Callers
3318 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3320 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3321 Remove trailing spaces.
3323 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3324 unshare_all_trees): Make them static.
3325 * tree-gimple.h: Remove the corresponding prototypes.
3327 * diagnostic.h: Remove unused prototype
3328 debug_output_buffer.
3329 * modulo-sched.c: Remove unused prototype
3330 set_row_column_for_ps.
3332 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3333 replace_phi_edge_with_variable): Remove unused variable i.
3335 2005-03-07 Per Bothner <per@bothner.com>
3337 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3339 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3342 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3343 bbs on the COND_EXPR instead of the PHI_NODEs.
3344 (candidate_bb_for_phi_optimization): Remove.
3345 (replace_phi_with_stmt): Rename to ...
3346 (replace_phi_edge_with_variable): this and change so that we
3347 replace the phi argument instead of removing the PHI.
3348 (conditional_replacement): Change so we deal with PHI with more
3350 (value_replacement): Likewise.
3351 (abs_replacement): Likewise.
3353 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3355 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3356 output_e500_flip_gt_bit.
3358 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3360 (rs6000_generate_compare): Fix logic to look at the correct bits.
3361 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3363 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3364 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3365 gen_move_from_CR_gt_bit.
3367 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3368 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3369 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3371 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3372 (E500_CR_IOR_COMPARE): New constant.
3374 2005-03-08 Earl Chew <earl_chew@agilent.com>
3375 David Billinghurst <David.Billinghurst@riotinto.com>
3377 * config/i386/host-cygwin.c: New file to support precompiled
3379 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3380 * config.host: Use above files for cygwin host.
3382 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3384 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3385 ordering ops from earlier change.
3387 2005-03-07 Per Bothner <per@bothner.com>
3389 Various fixes to allow us to again build if --enable-mapped-location:
3390 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3391 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3392 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3393 local variable loc. Change logic appropriately.
3394 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3395 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3396 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3397 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3398 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3400 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3402 PR rtl-optimization/19683
3403 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3404 number of bytes, to smallest_int_for_mode. Fix arguments to
3405 REG_CANNOT_CHANGE_MODE_P.
3407 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3409 * reorg.c (relax_delay_slots): Check that the jump is
3410 conditional before trying to invert it.
3412 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3414 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3417 * calls (stack_arg_under_construction): Make it static.
3419 * flow.c (regs_live_at_setjmp): Make it static.
3420 * flow.h: Remove the corresponding prototype.
3422 * reload1.c (reload_startobj, reload_firstobj,
3423 something_needs_operands_changed, reload_inherited,
3424 reload_inheritance_insn, reload_override_in,
3425 reload_spill_index): Make them static.
3427 * recog.c (verify_changes): Make it static.
3428 * recog.h: Remove the corresponding prototype.
3430 * cfgbuild.c (find_sub_basic_blocks): Remove.
3431 * basic-block.h: Remove the corresponding prototype.
3432 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3434 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3436 * tree-ssa-operands.c (check_build_stmt): Remove.
3438 * stor-layout.c (set_alignment): Remove.
3439 * tree.h: Remove the corresponding prototype.
3441 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3443 * tree-ssa-dce.c (control_dependence_map,
3444 visited_control_parents): Make them static.
3446 * cfghooks.c (verify_flow_info): Remove local variable
3449 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3452 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3454 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3456 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3458 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3460 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3461 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3462 PARALLEL for an empty structure.
3464 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3466 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3468 * fold-const.c (fold_binary): Unroll the very first "for"
3471 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3473 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3474 redundant match_code test.
3475 (scc_comparison_operator): Swap match_operand and match_code
3477 (branch_positive_comparison_operator): Same.
3478 (trap_comparison_operator): Use comparison_operator and swap with
3481 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3484 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3485 (out_movhi_r_mr): Read low byte of volatile MEM first.
3486 (out_movhi_mr_r): Write high byte of volatile MEM first.
3488 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3490 * cselib.c (reg_values, reg_values_size): Make them static.
3492 * cse.c (cse_reg_info_table): Make it static.
3494 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3496 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3498 * cse.c (find_best_addr): Use canon_for_address.
3500 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3502 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3503 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3504 SUBREG and MEM, respectively.
3506 * fold-const.c (fold_binary): Use code instead of t.
3508 * fold-const.c (optimize_minmax_comparison): Take decomposed
3509 arguments code, type, op0, and op1 instead of t.
3510 (fold_binary): Update a call to optimize_minmax_comparison.
3512 * fold-const.c (fold_range_test): Take decomposed arguments
3513 code, type, op0, and op1 instead of t.
3514 (fold_binary): Update a call to fold_range_test.
3516 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3517 decomposed arguments code, type, op0, and op1 instead of t.
3518 (fold_binary): Update a call to fold_range_test.
3520 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3522 * fold-const.c (fold_binary): Avoid directly using the original
3523 expression t as much as possible.
3525 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3527 * c-semantics.c (build_stmt): Use TYPE_P instead of
3528 IS_NON_TYPE_CODE_CLASS.
3529 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3530 (NON_TYPE_CHECK): Use TYPE_P instead of
3531 IS_NON_TYPE_CODE_CLASS.
3533 * fold-const.c (fold): Remove handling of binary expressions.
3535 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3537 * doc/c-tree.texi: Wrap comments in @r{}.
3538 * doc/cpp.texi: Likewise.
3539 * doc/cppinternals.texi: Likewise.
3540 * doc/extend.texi: Likewise.
3541 * doc/md.texi: Likewise.
3542 * doc/objc.texi: Likewise.
3543 * doc/sourcebuild.texi: Likewise.
3544 * doc/tm.texi: Likewise.
3547 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3549 * predict.c (apply_return_prediction): Standardize PHI chain
3551 * tree-ssa.c (ssa_redirect_edge): Likewise.
3553 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3554 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3557 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3558 * tree-flow.h: Adjust the prototype for remove_phi_node.
3559 * lambda-code.c (perfect_nestify): Adjust a call to
3562 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3563 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3565 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3566 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3567 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3568 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3570 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3571 of GEN_INT (trunc_int_for_mode (...)).
3572 * loop-iv.c (iv_number_of_iterations): Likewise.
3573 * postreload.c (reload_cse_move2add): Likewise.
3574 * simplify-rtx.c (simplify_const_unary_operation,
3575 simplify_const_binary_operation): Likewise.
3576 * stor-layout.c (get_mode_bounds): Likewise.
3578 * fold-const.c (fold_binary): New.
3579 (fold): Call fold_binary on binary expressions.
3581 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3583 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3584 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3585 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3586 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3587 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3589 2005-03-04 Devang Patel <dpatel@apple.com>
3591 PR tree-optimization/18815
3592 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3593 loops with zero exit edges.
3595 2005-03-04 Devang Patel <dpatel@apple.com>
3597 * doc/invoke.texi: Remove reference to webpage that does not exist.
3599 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3600 Joseph S. Myers <joseph@codesourcery.com>
3603 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3604 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3605 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3606 * pa.c (get_plabel): Change argument to symbol_ref. Call
3607 maybe_get_identifier instead of get_identifier.
3608 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3609 (struct deferred_plabel): Replace name field with symbol field.
3610 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3611 ASM_OUTPUT_EXTERNAL_REAL is defined.
3612 (output_global_address): Use output_addr_const for output of all
3614 (output_deferred_plabels): Use symbol_ref instead of name for address
3616 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3617 ASM_OUTPUT_SYMBOL_REF): New macros.
3618 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3620 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3623 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3625 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3626 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3628 2005-03-04 Jeff Law <law@redhat.com>
3630 * basic-block.h (rediscover_loops_after_threading): Declare.
3631 * tree-ssa-dom.c: Include cfgloop.h.
3632 (tree_ssa_dominator_optimize): Discover loops and some basic
3633 properties. Remove forwarder blocks recreated by loop header
3634 canonicalization. Also mark backedges in the CFG.
3635 * tree-ssa-threadupdate.c: Include cfgloop.h
3636 (rediscover_loops_after_threading): Define.
3637 (struct local_info): New field, JUMP_THREADED.
3638 (prune_undesirable_thread_requests): New function.
3639 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3640 then record that fact for the callers of redirct_edges.
3641 (thread_block): If BB has incoming backedges, then call
3642 prune_undesirable_thraed_requests. Note when we are
3643 going to have to rediscover loop information. Return a
3644 boolean indicating if any jumps were threaded.
3645 (thread_through_all_blocks): Bubble up boolean indicating
3646 if any jumps were threaded.
3647 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3648 (tree-ssa-threadupdate.o): Similarly.
3650 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3652 * fold-const.c (fold_ternary): Unroll the "for" loop to
3655 2005-03-04 Andrew Haley <aph@redhat.com>
3657 * unwind-dw2-fde-glibc.c (struct
3658 unw_eh_callback_data.check_cache): New field.
3659 (frame_hdr_cache): New.
3660 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3661 Cache frame header info.
3663 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3665 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3666 (print_c_condition): Declare.
3667 * read-rtl.c (ptr_loc): New structure.
3668 (ptr_locs, ptr_loc_obstack, joined_conditions)
3669 (joined_conditions_obstack): New variables.
3670 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3671 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3672 (join_c_conditions, print_c_condition): New functions.
3673 (apply_macro_to_string): Associate the new string with the same
3674 source location as the old one.
3675 (add_condition_to_string): Use join_c_conditions.
3676 (read_string): Use set_rtx_ptr_loc to record a filename and line
3677 number for the string.
3678 (read_rtx): Initialize the new variables above.
3679 * genattrtab.c (write_test_expr, write_attr_value): Use
3681 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3682 comment above the GCC_VERSION check.
3683 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3684 Inline the definition of MAYBE_EVAL.
3685 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3686 * genoutput.c (process_template): Likewise.
3687 * genpreds.c (write_predicate_subfunction): Likewise.
3688 (write_predicate_expr): Use print_c_condition.
3689 * genrecog.c (write_cond): Likewise.
3690 * gensupport.c (process_rtx): Use join_c_conditions to join the
3691 conditions of a define_insn_and_split. Record a source location
3692 for the string after the "&&".
3693 (alter_test_for_insn): Use join_c_conditions.
3695 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3698 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3699 PR tree-optimization/15784
3700 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3703 2005-03-04 Ben Elliston <bje@au.ibm.com>
3705 * gcc.c (option_map): Add --coverage.
3706 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3707 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3708 * config/darwin.h: Pass -lgcov for `coverage'.
3709 * doc/invoke.texi (Debugging Options): Document --coverage.
3711 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3713 * gcse.c (bypass_block): Use find_edge wherever possible.
3715 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3719 * c-opts.c (c_common_parse_file): Call start_source_file
3720 and end_source_file at the approriate times.
3722 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3723 the main file, it will be done for us now.
3725 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3727 * fold-const.c (fold_ternary): New.
3728 (fold): Call fold_ternary on ternary expressions. Remove
3729 handling of ternary expressions.
3731 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3733 PR tree-optimization/15784
3734 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3737 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3739 * config/rs6000/predicates.md (branch_comparison_operator):
3740 Convert from C block to conditional format.
3742 2005-03-03 Jan Hubicka <jh@suse.cz>
3744 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3745 and non-constant public variables.
3747 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3749 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3752 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3755 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3756 calls to release_ssa_name and release_phi_node.
3758 * fold-const.c (fold): Remove handling of unary expressions.
3760 * fold-const.c (fold_unary): Avoid directly using the original
3761 expression t as much as possible.
3763 2005-03-03 Roger Sayle <roger@eyesopen.com>
3764 Andrew Pinski <pinskia@physics.uc.edu>
3766 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3767 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3769 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3771 Describe special registers SRP and MOF as allocatable registers.
3772 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3773 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3774 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3775 TARGET_HAS_MUL_INSNS.
3776 (cris_print_operand) <case 'd'>: New case.
3777 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3778 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3780 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3781 (REG_ALLOC_ORDER): Update for MOF.
3782 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3784 (GENERAL_REGS): No longer a define of ALL_REGS.
3785 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3786 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3788 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3789 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3790 (SECONDARY_RELOAD_CLASS): Define.
3791 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3792 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3793 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3794 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3795 (REGISTER_MOVE_COST): Define.
3796 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3797 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3798 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3799 (CRIS_MOF_REGNUM): New define_constants.
3800 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3802 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3804 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3805 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3806 Adjust for MOF being properly described as a register.
3807 (indir_to_reg_split): Name this split. Conditionalize on the
3808 destination register being a general register.
3809 (movei): Conditionalize on on operands 0 and 1 having the same
3812 2005-03-03 Alan Modra <amodra@bigpond.net.au>
3815 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
3816 -mcpu to override any other explicitly given flags.
3818 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
3820 * recog.c (verify_changes, confirm_change_group): New functions,
3821 broken out of apply_change_group.
3822 (apply_change_group): Use them.
3823 * recog.h (verify_change, confirm_change_group): Declare.
3824 * rtl.h (redirect_jump_2): Declare.
3825 * jump.c (redirect_exp, invert_exp): Delete.
3826 (invert_exp_1): Take second parameter. Return value. Changed caller.
3827 (redirect_jump_2): New function, broken out of redirect_jump.
3828 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
3829 (invert_jump): Use invert_jump_1 and redirect_jump_2.
3830 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
3832 2005-03-02 Geoffrey Keating <geoffk@apple.com>
3834 * varasm.c (named_section): Use xstrdup rather than doing it by
3837 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
3839 2005-03-02 Devang Patel <dpatel@apple.com>
3841 Undo PR tree-optimization/18815 fix.
3843 2005-03-02 Devang Patel <dpatel@apple.com>
3845 PR tree-optimization/18815
3846 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3847 loops with zero exit edges.
3849 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3851 * cfg.c (connect_src, connect_dest, disconnect_src,
3852 disconnct_dest): New.
3853 (unchecked_make_edge, remove_edge, redirect_edge_succ,
3854 redirect_edge_pred): Use the new functions.
3856 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3857 free_dominance_info only when needed.
3859 2005-03-02 David Edelsohn <edelsohn@gnu.org>
3862 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
3863 (reg_or_sub_cint64_operand): Same.
3865 2005-03-02 Jeff Law <law@redhat.com>
3867 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
3868 CFG_ALTERED in the main DOM iteration loop.
3870 2005-03-02 Mark Mitchell <mark@codesourcery.com>
3873 * varasm.c (initializer_constant_valid_p): Allow conversions
3874 between OFFSET_TYPEs. Tidy.
3876 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
3878 * config/cris/cris.md ("return"): Remove epilogue delay list
3881 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
3883 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
3885 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
3887 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3889 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
3890 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
3891 config/m68k/m68k.c, config/mips/mips.h,
3892 config/rs6000/rs6000-protos.h, doc/contrib.texi,
3893 doc/include/gcc-common.texi: Update copyright.
3895 PR middle-end/18029 and PR middle-end/18030
3896 * expr.c (optimize_bitfield_assignment_op): Add a special case
3897 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
3899 * fold-const.c (fold_unary): New.
3900 (fold): Call fold_unary on unary expressions.
3902 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
3904 * cgraph.h (struct cgraph_edge): Add prev_caller and
3906 (cgraph_node_remove_callees): Export.
3907 * cgraph.c (cgraph_create_edge): Initialize prev_caller
3909 (cgraph_edge_remove_callee): New function.
3910 (cgraph_edge_remove_caller): Likewise.
3911 (cgraph_remove_edge): Use.
3912 (cgraph_redirect_edge_callee): Likewise.
3913 (cgraph_node_remove_callees): New function.
3914 (cgraph_node_remove_callers): Likewise.
3915 (cgraph_remove_node): Use.
3916 * tree-optimize.c (tree_rest_of_compilation): Use
3917 cgraph_node_remove_callees instead of manual loop.
3918 * cgraphunit.c (cgraph_finalize_function): Likewise.
3919 (cgraph_expand_function): Likewise.
3920 (cgraph_remove_unreachable_nodes): Likewise.
3922 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
3925 * c-tree.h (undeclared_variable, build_external_ref): Add extra
3927 * c-decl.c (undeclared_variable): Take location as argument.
3928 * c-typeck.c (build_external_ref): Likewise.
3929 * c-parser.c (c_parser_postfix_expression): Pass location of
3930 identifier to build_external_ref.
3932 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3934 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
3935 CCEQ mode for branch_positive_comparison_operator test.
3936 * config/rs6000/predicates (branch_comparison_operator): Revert to
3938 (scc_comparison_operator): Same.
3939 (branch_positive_comparison_operator): Same.
3941 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3943 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3944 (cris_delay_slots_for_epilogue): Remove.
3945 (save_last): Move into cris_target_asm_function_epilogue.
3946 (cris_target_asm_function_epilogue): Remove tests for file being
3948 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3949 (cris_delay_slots_for_epilogue): Remove prototypes.
3950 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3951 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3953 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3955 * config/rs6000/predicates.md (branch_comparison_operator): Change
3956 to define_special_predicate.
3957 (scc_comparison_operator): Same.
3958 (branch_positive_comparison_operator): Same.
3960 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3962 * Makefile.in (tree-ssa-sink.o): New.
3963 (OBJS-common): Add tree-ssa-sink.o.
3964 * common.opt: Add -ftree-sink
3965 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3966 * timevar.def (TV_TREE_SINK): new timevar.
3967 * tree-flow.h (is_hidden_global_store): Prototype.
3968 * tree-optimize.c (init_tree_optimization_passes): Add
3970 * tree-pass.h (pass_sink_code): New.
3971 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3972 for non-obvious global store store to is_hidden_global_store, and
3973 call that new function.
3974 * tree-ssa-sink.c: New file.
3975 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3976 * doc/passes.texi: Document forward store motion.
3977 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3978 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3979 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3980 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3982 2005-03-01 Per Bothner <per@bothner.com>
3984 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3985 and we have a non-zero column-number, add it to the message.
3986 Also factor out the diagnostic_kind_text.
3988 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3990 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3991 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3992 flow_loop_scan): Removed.
3993 (flow_loop_dump): Do not dump removed fields.
3994 (flow_loop_free): Do not free removed fields.
3995 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3996 (loop_exit_edge_p): New function.
3997 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3998 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3999 num_exits, exits_doms.
4000 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4001 LOOP_EDGES, LOOP_ALL): Removed.
4002 (flow_loop_scan): Declaration removed.
4003 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4004 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4006 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4007 (if_convert): Call flow_loops_find and flow_loops_free
4008 when calling mark_loop_exit_edges.
4009 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4010 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4011 free_dominance_info calls.
4012 * loop-init.c (flow_loops_find): Ditto.
4013 * passes.c (rest_of_handle_branch_prob): Ditto.
4014 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4015 * loop-unroll.c (analyze_insns_in_loop): Do not use
4017 * predict.c (predict_loops): Do not call flow_loop_scan.
4018 Use get_loop_exit_edges.
4019 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4020 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4021 Do not use EDGE_LOOP_EXIT.
4022 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4023 to bb_with_exit_edge_p.
4024 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4025 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4026 to bb_with_exit_edge_p.
4027 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4029 * tree-loop-linear.c (linear_transform_loops): Do not call
4030 flow_loop_scan. Use loop->single_exit.
4031 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4032 (vect_analyze_loop_form): Do not call flow_loop_scan.
4033 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4035 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4037 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4038 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4039 slpeel_tree_duplicate_loop_to_edge_cfg,
4040 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4041 Use loop_preheader_edge and loop->single_exit. Do not call
4044 2005-03-01 Nick Clifton <nickc@redhat.com>
4046 * config/arm/arm.c (thumb_find_work_register): Check all of the
4047 argument registers to see if they are free, and a couple of
4048 special cases where the last argument register but can be proved
4049 to be available during the function's prologue.
4050 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4051 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4052 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4054 (thumb_compute_save_reg_mask): Likewise. Also use
4055 thumb_find_work_register() to ensure that there is agreement about
4056 which work register is going to be used in the prologue.
4057 (thumb_output_function_prologue): Use unsigned long as the type
4058 for the register bit-mask. Also delay pushing the link register if
4059 other high registers are going to be pushed.
4060 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4061 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4062 redundant prototypes.
4064 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4067 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4068 and after reload in REG+REG indexed addresses without REG_POINTER
4069 set in the base and not set in the index.
4071 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4073 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4074 Don't undefine here.
4075 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4076 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4077 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4078 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4079 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4081 * config.gcc (sh*-*-linux*): Use config/linux.h.
4083 2005-02-28 Dale Johannesen <dalej@apple.com>
4084 Stan Shebs <shebs@apple.com>
4086 Rewrite of 64-bit Darwin structure-by-value pass/return.
4087 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4088 intoffset, use_stack, named.
4089 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4090 (rs6000_darwin64_record_arg_advance_flush): New.
4091 (rs6000_darwin64_record_arg_advance_recurse): New.
4092 (rs6000_darwin64_record_arg_flush): New.
4093 (rs6000_darwin64_record_arg_recurse): New.
4094 (rs6000_darwin64_record_arg): New.
4095 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4096 (function_arg_boundary): Handle 128-bit aligned structs.
4097 (function_arg_advance): Rewrite darwin64 struct handling.
4098 (function_arg): Call rs6000_darwin64_record_arg.
4099 (function_arg_partial_nregs): Handle darwin64 structs.
4100 (rs6000_darwin64_function_value): Remove.
4101 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4103 2005-02-28 Roger Sayle <roger@eyesopen.com>
4105 PR tree-optimization/20216
4106 * tree-chrec.c (tree_fold_factorial): Delete.
4107 (tree_fold_binomial): Change argument list to take a return type
4108 and change the type of K to unsigned int. Rewrite to avoid explicit
4109 evaluation of factorials, and (recursively) calling fold to perform
4110 compile-time arithmetic. Return NULL on (internal) overflow.
4111 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4112 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4113 if any intermediate calculation overflows.
4114 (chrec_apply): Update call to chrec_evaluate.
4116 2005-02-28 James E Wilson <wilson@specifixinc.com>
4118 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4120 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4123 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4124 instead of NULL_TREE on error.
4126 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4128 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4129 (EASY_VECTOR_15_ADD_SELF): Remove.
4130 (num_insns_constant_wide): Not static.
4131 (validate_condition_mode): Not static.
4132 (toc_relative_expr_p): Not static.
4133 (legitimate_indirect_address_p): Not static.
4134 (macho_lo_sum_memory_operand): Not static.
4135 (invalid_e500_subreg): Not static.
4136 (easy_vector_same): Not static.
4137 (easy_vector_splat_const): Not static.
4138 (RS6000_SYMBOL_REF_TLS_P): Remove.
4139 (any_operand): Delete.
4140 (any_parallel_operand): Delete.
4141 (count_register_operand): Delete.
4142 (altivec_register_operand): Delete.
4143 (xer_operand): Delete.
4144 (s8bit_cint_operand): Delete.
4145 (short_cint_operand): Delete.
4146 (u_short_cint_operand): Delete.
4147 (non_short_cint_operand): Delete.
4148 (exact_log2_cint_operand): Delete.
4149 (gpc_reg_operand): Delete.
4150 (cc_reg_operand): Delete.
4151 (cc_reg_not_cr0_operand): Delete.
4152 (reg_or_short_operand): Delete.
4153 (reg_or_neg_short_operand): Delete.
4154 (reg_or_aligned_short_operand): Delete.
4155 (reg_or_u_short_operand): Delete.
4156 (reg_or_cint_operand): Delete.
4157 (reg_or_arith_cint_operand): Delete.
4158 (reg_or_add_cint64_operand): Delete.
4159 (reg_or_sub_cint64_operand): Delete.
4160 (reg_or_logical_cint_operand): Delete.
4161 (got_operand): Delete.
4162 (got_no_const_operand): Delete.
4163 (easy_fp_constant): Delete.
4164 (easy_vector_constant): Delete.
4165 (easy_vector_constant_add_self): Delete.
4166 (zero_constant): Delete.
4167 (zero_fp_constant): Delete.
4168 (volatile_mem_operand): Delete.
4169 (offsettable_mem_operand): Delete.
4170 (mem_or_easy_const_operand): Delete.
4171 (add_operand): Delete.
4172 (non_add_cint_operand): Delete.
4173 (logical_operand): Delete.
4174 (non_logical_cint_operand): Delete.
4175 (mask_operand): Delete.
4176 (mask_operand_wrap): Delete.
4177 (mask64_operand): Delete.
4178 (mask64_2_operand): Delete.
4179 (and64_operand): Delete.
4180 (and64_2_operand): Delete.
4181 (and_operand): Delete.
4182 (reg_or_mem_operand): Delete.
4183 (lwa_operand): Delete.
4184 (symbol_ref_operand): Delete.
4185 (call_operand): Delete.
4186 (current_file_function_operand): Delete.
4187 (input_operand): Delete.
4188 (rs6000_nonimmediate_operand): Delete.
4189 (rs6000_tls_symbol_ref): Delete.
4190 (save_world_operation): Delete.
4191 (restore_world_operation): Delete.
4192 (load_multiple_operation): Delete.
4193 (store_multiple_operation): Delete.
4194 (vrsave_operation): Delete.
4195 (mfcr_operation): Delete.
4196 (mtcrf_operation): Delete.
4197 (lmw_operation): Delete.
4198 (stmw_operation): Delete.
4199 (branch_comparison_operator): Delete.
4200 (branch_positive_comparison_operator): Delete.
4201 (scc_comparison_operator): Delete.
4202 (trap_comparison_operator): Delete.
4203 (boolean_operator): Delete.
4204 (boolean_or_operator): Delete.
4205 (min_max_operator): Delete.
4206 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4207 (EASY_VECTOR_15): Moved to here.
4208 (EASY_VECTOR_15_ADD_SELF): Move to here.
4209 (PREDICATE_CODES): Delete.
4210 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4211 Declare functions no longer static.
4212 * config/rs6000/predicates.md: New.
4213 * config/rs6000/rs6000.md: Include predicates.md
4215 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4217 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4218 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4220 * cfgrtl.c (need_fake_edge_p): Likewise.
4221 * combine.c (distribute_notes): Likewise.
4222 * emit-rtl.c (try_split): Likewise.
4223 * recog.c (peephole2_opimize): Likewise.
4224 * reg-notes.def (ALWAYS_RETURN): Remove.
4225 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4226 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4227 * tree.h (ECF_ALWAYS_RETURN): Remove.
4229 2005-02-28 Roger Sayle <roger@eyesopen.com>
4232 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4233 between different machine modes is never a "useless" conversion.
4235 2005-02-28 Geert Bosch <bosch@gnat.com>
4238 * doc/contrib.texi: List contributors for Ada front end
4240 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4242 * simplify-rtx.c (simplify_unary_operation_1,
4243 simplify_const_unary_operation): New, extracted from...
4244 (simplify_unary_operation): ... this one.
4245 (simplify_binary_operation_1,
4246 simplify_const_binary_operation): New, extracted from...
4247 (simplify_binary_operation): ... this one.
4248 * rtl.h (simplify_const_unary_operation,
4249 simplify_const_binary_operation): Add prototypes.
4251 2005-02-28 Julian Brown <julian@codesourcery.com>
4253 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4254 building libjava and caused PR regression/20228.
4256 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4259 * Makefile.in (host_subdir): New.
4260 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4261 * configure: Regenerate.
4263 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4265 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4266 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4267 installation directory first.
4269 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4272 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4273 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4274 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4275 * config/cris/cris.md: Tweak comments referring to Q.
4276 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4277 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4278 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4279 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4280 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4281 Insert spaces in constraints to align alternatives vertically for
4283 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4286 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4288 PR rtl-optimization/17728
4289 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4290 operand 0 from general_operand to move_dest_operand.
4292 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4294 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4295 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4296 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4297 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4299 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4301 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4302 * configure: Regenerate.
4303 * libada-mk.in: Remove CC; rename
4304 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4306 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4309 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4310 for the lhs, also walk over the tree. Likewise for rhs.
4312 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4314 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4315 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4316 Do not propagate value of iv before increment over the increment.
4318 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4320 * c-parser.c: New file.
4321 * c-parse.in: Remove.
4322 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4324 (c-parser.o): Add dependencies.
4325 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4326 maintainer-clean, TAGS): Update.
4327 * c-config-lang.in (gtfiles): Update.
4328 * gengtype-lex.l: Don't handle "@@".
4329 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4330 objc_build_synchronized, objc_begin_try_stmt,
4331 objc_begin_catch_clause, objc_finish_catch_clause,
4332 objc_build_finally_clause, objc_finish_try_stmt): New.
4333 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4335 (c_parse_init): Update comment.
4336 * c-decl.c (c_init_decl_processing): Update comment.
4337 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4338 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4339 new c_declspecs members.
4341 2005-02-25 Julian Brown <julian@codesourcery.com>
4343 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4344 from being used for symbols with vague linkage when
4345 HAVE_GAS_COMDAT_GROUP is true.
4347 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4349 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4351 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4354 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4355 (LIBGCC2_HAS_DF_MODE): New.
4356 (LIBGCC2_HAS_XF_MODE): New.
4357 (LIBGCC2_HAS_TF_MODE): New.
4358 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4359 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4360 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4361 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4362 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4363 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4364 and add _fixtfdi, _fixunstfdi, _floatditf
4365 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4366 L_fixunstfdi, L_floatditf.
4367 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4368 (LIBGCC2_HAS_TF_MODE): Define.
4370 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4372 PR tree-optimization/20204
4373 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4374 REWRITE_THIS_STMT markers on PHI nodes.
4375 (rewrite_initialize_block): Likewise.
4377 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4379 * version.c (version_string): Update to 4.1.
4381 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4383 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4384 Clarify that the alternative way doesn't work in GNU C++.
4386 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4388 PR tree-optimization/19937
4389 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4390 to the type of the induction variable.
4392 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4394 PR rtl-optimization/20117
4395 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4396 the block including noncopyable insn.
4398 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4400 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4401 calls to find_reg_note.
4403 2005-02-24 Richard Henderson <rth@redhat.com>
4406 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4409 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4411 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4412 vector types if to use base reg for misaligned non-word ld/std.
4414 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4417 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4418 dwarf2 label manually and put it after, not before the prologue.
4420 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4423 * reload.c (operands_match_p): Only increment register number for
4424 SCALAR_INT_MODE_P modes in multiple hard registers.
4426 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4429 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4431 * ChangeLog.5: Fix log message typo(s).
4432 * ChangeLog.7: Likewise.
4433 * ChangeLog.tree-ssa: Likewise.
4434 * cfgexpand.c: Fix comment typo(s).
4435 * conflict.c: Likewise.
4436 * defaults.h: Likewise.
4437 * dwarf2out.c: Likewise.
4439 * ggc-page.c: Likewise.
4440 * tree-eh.c: Likewise.
4441 * tree-ssa-dom.c: Likewise.
4443 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4446 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4447 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4448 if SHARED is defined.
4451 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4452 allow splitting only if operands 0 and 3 don't overlap.
4454 2005-02-24 Richard Henderson <rth@redhat.com>
4457 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4458 (fold_builtin_1): Call them.
4459 * fold-const.c (fold_complex_mult_parts): Split out from ...
4460 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4461 (fold_complex_div_parts, fold_complex_div): New.
4463 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4465 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4467 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4468 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4470 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4471 (print_node): Likewise.
4472 Print TYPE_SIZES_GIMPLIFIED.
4474 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4476 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4477 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4478 operands as commutative in constraints.
4480 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4482 * tree-into-ssa.c: Re-organize internal functions.
4484 2005-02-24 Richard Henderson <rth@redhat.com>
4487 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4489 * common.opt (fcx-limited-range): New.
4490 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4491 * toplev.c (flag_complex_method): Initialize to 1.
4492 (process_options): Set flag_complex_method to 0 if
4493 flag_cx_limited_range.
4494 * doc/invoke.texi (-fcx-limited-range): New.
4496 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4498 * cse.c (delete_trivially_dead_insns): Speed up by using
4499 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4502 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4504 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4505 functions when -mid-shared-library is being used.
4507 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4509 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4510 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4511 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4512 * system.h: Poison LINK_LIBGCC_SPECIAL.
4514 2005-02-23 James E Wilson <wilson@specifixinc.com>
4516 * gengtype.c (note_insn_name): Make 1 element larger.
4518 2005-02-23 Roger Sayle <roger@eyesopen.com>
4521 PR rtl-optimization/20097
4522 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4523 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4525 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4527 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4528 * t-aix52 (SHLIB_INSTALL): Same.
4530 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4532 * genpreds.c: Update copyright.
4534 2005-02-23 Michael Beach <michaelb@ieee.org>
4537 * config/sparc/t-elf (startup files): Assemble with CPP.
4539 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4541 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4542 (write_predicate_expr): Likewise.
4544 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4546 PR tree-optimization/20100
4547 PR tree-optimization/20115
4548 * tree-optimize.c (init_tree_optimization_passes): Remove
4549 pass_maybe_create_global_var.
4550 * tree-pass.h (pass_maybe_create_global_var): Remove.
4551 * tree-ssa-alias.c (aliases_computed_p): Declare.
4552 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4553 (count_calls_and_maybe_create_global_var): Remove.
4554 (pass_maybe_create_global_var): Remove.
4555 (init_alias_info): Do not declare aliases_computed_p.
4556 (maybe_create_global_var): If the function contains no
4557 call-clobbered variables and a mix of pure/const and regular
4558 function calls, create .GLOBAL_VAR.
4559 Mark all call-clobbered variables for renaming.
4560 (merge_pointed_to_info): Update comment.
4561 (add_pointed_to_var): Likewise.
4562 (is_escape_site): Likewise.
4563 Accept struct alias_info * instead of size_t *.
4565 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4567 * tree-ssa-operands.c (get_call_expr_operands): If
4568 ALIASES_COMPUTED_P is false, do not add call-clobbering
4570 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4571 (delete_tree_ssa): Likewise.
4573 2005-02-22 James E Wilson <wilson@specifixinc.com>
4575 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4576 (do_compile): Do call it here.
4578 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4580 PR rtl-optimization/20017.
4581 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4582 rest_of_handle_cse2, rest_of_handle_gcse): Call
4583 delete_dead_jumptables immediately before calling cleanup_cfg.
4585 2005-02-22 Devang Patel <dpatel@apple.com>
4588 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4591 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4593 * config/rs6000/aix.h (WINT_TYPE): Define.
4595 2005-02-22 Stan Shebs <shebs@apple.com>
4597 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4598 natural alignment for 64-bit Darwin.
4599 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4601 * doc/invoke.texi: Document this.
4603 2005-02-22 DJ Delorie <dj@redhat.com>
4605 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4606 to make_[un]signed_type, not the mode itself.
4608 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4610 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4611 not available. Use tail calls wherever possible.
4612 (make_edge): Call unchecked_make_edge to create an edge.
4614 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4615 (coalesce_ssa_name): Don't check for
4616 SSANORM_USE_COALESCE_LIST.
4617 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4619 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4621 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4622 (rewrite_into_ssa): ... here.
4624 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4626 PR tree-optimization/19786
4627 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4628 tag to another's may-alias bitmap when adding to the other's list.
4630 2005-02-21 DJ Delorie <dj@redhat.com>
4632 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4633 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4634 registers in unsupported ways.
4635 * expmed.c (init_expmed): Likewise.
4637 2005-02-21 Stan Cox <scox@redhat.com>
4639 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4641 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4643 * tree-cfg.c (fold_cond_expr_cond): New.
4644 (make_edges): Call fold_cond_expr_cond.
4645 (find_taken_edge): Accept nothing but INTEGER_CST.
4646 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4648 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4650 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4651 that do not belong to any basic block.
4653 2005-02-21 Jeff Law <law@redhat.com>
4655 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4658 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4660 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4661 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4662 Adjust their definitions.
4663 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4664 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4666 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4667 genautomata.c, langhooks.c, langhooks.h, system.h,
4668 config/arm/lib1funcs.asm: Update copyright.
4670 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4672 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4674 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4677 * doc/install.texi: Document --with-gc.
4679 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4681 * simplify-rtx.c (simplify_unary_operation): Add a missing
4684 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4686 PR tree-optimization/18663
4687 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4688 if the type has variable bounds.
4690 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4692 * gcse.c: Remove an obsolete comment.
4694 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4696 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4698 * doc/extend.texi (Function Attributes) <Attribute const>: The
4699 attribute "pure" is below this text, not above.
4701 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4703 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4704 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4705 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4707 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4710 * langhooks.h (struct lang_hooks): Add to_target_charset.
4711 * langhooks.c (lhd_to_target_charset): New function.
4712 * langhooks-def.h: Declare lhd_to_target_charset.
4713 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4714 (LANG_HOOKS_INITIALIZER): Update.
4715 * c-common.c (c_common_to_target_charset): New function.
4716 * c-common.h: Declare it.
4717 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4718 c_common_to_target_charset.
4720 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4721 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4723 * system.h: Poison them.
4724 * doc/tm.texi: Don't discuss them.
4725 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4726 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4727 (pp_c_char): Do not attempt to generate letter escapes for
4729 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4730 * config/mips/mips.c (mips_output_ascii): Likewise.
4732 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4734 PR tree-optimization/19951
4735 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4738 2005-02-19 Steven Bosscher <stevenb@suse.de>
4741 * function.h (struct function): New field `max_loop_depth'.
4742 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4743 (flow_loops_find): Reset the max loop depth count before finding loops.
4744 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4745 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4746 (calculate_global_regs_live): Make sure the loop will terminate
4747 when the initial sets are not empty.
4749 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4751 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4753 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4755 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4758 * doc/invoke.texi: Remove documentation of %M spec.
4760 (init_spec): Remove %M suffix from -lgcc_s.
4761 (do_spec_1): Remove 'M' case.
4762 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4763 to put shared libraries in the multilib directory. Remove the
4764 shlib_so_soname substitution variable. Don't add a multilib encoding
4765 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4766 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4767 SHLIB_INSTALL as well as SHLIB_LINK.
4768 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4769 (SHLIB_NAME): Delete.
4770 (SHLIB_DIR): New macro.
4771 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4772 (SHLIB_INSTALL): Adjust accordingly.
4773 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4774 * config/t-slibgcc-sld: Likewise.
4775 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4776 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4777 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4779 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4780 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4781 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4782 Use @shlib_base_name@ instead of @shlib_so_name@.
4783 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4784 and @shlib_base_name@.so in @multilib_dir@.
4785 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4786 to the install path.
4787 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4788 (SHLIB_LINK): Remove previous workaround.
4789 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4790 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4791 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4793 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4794 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4795 (SHLIB_INSTALL): Adjust accordingly.
4796 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4797 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4798 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4799 config/t-slibgcc-elf-ver.
4801 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4802 Jakub Jelinek <jakub@redhat.com>
4804 PR tree-optimization/19828
4805 * tree-ssa-loop-im.c: Add a TODO comment.
4806 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4807 without side-effects.
4809 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4811 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
4814 2005-02-18 James E. Wilson <wilson@specifixinc.com>
4816 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
4817 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
4818 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
4820 (ia64_reorg): Delete fixup_errata call.
4821 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
4822 (TARGET_SWITCHES): Delete -mb-step entry.
4824 2005-02-19 Jakub Jelinek <jakub@redhat.com>
4827 * c-typeck.c (composite_type): Handle quals in transparent unions.
4828 (type_lists_compatible_p): Likewise.
4830 2005-02-18 Stan Shebs <shebs@apple.com>
4832 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
4833 expressions in the .literal8 section.
4835 2005-02-18 Geoffrey Keating <geoffk@apple.com>
4837 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
4839 2005-02-18 Roger Sayle <roger@eyesopen.com>
4841 * fold-const.c (constant_boolean_node): Always create values of the
4842 specified type, don't bother calling truthvalue_conversion.
4844 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4846 * except.c (output_function_exception_table): Call
4847 assemble_external_libcall (eh_personality_libfunc).
4849 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4852 * config/ia64/ia64.h (struct machine_function): Add state_num.
4853 * config/ia64/ia64.c (process_epilogue,
4854 process_for_unwind_directive): Use new unwind state numbers each
4855 time rather than state 1.
4857 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4860 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
4861 before the "*llgt_didi" pattern.
4863 2005-02-18 Jason Merrill <jason@redhat.com>
4865 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
4867 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
4869 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
4870 (div0): Use it in place of ARM_FUNC_ALIAS.
4871 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
4873 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
4876 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
4877 access, the lower bound of the array type if it exists.
4879 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
4882 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
4883 cases that are out-of-range for the index type.
4885 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4887 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
4888 (estimate_case_costs): Don't call convert.
4889 * expmed.c (expand_shift): Likewise.
4890 (make_tree): Call fold_convert instead of convert.
4892 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4895 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
4896 that ref to be marked MEM_READONLY_P doesn't have base that needs
4899 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4901 * genautomata.c (output_get_cpu_unit_code_func,
4902 output_cpu_unit_reservation_p): Don't generate old-style function
4905 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4908 PR tree-optimization/20009
4909 * convert.c (convert_to_integer): Revert 2005-02-16 change.
4911 PR tree-optimization/18947
4912 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
4913 inline, remove all nodes that are inlined into the extern inline
4916 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4918 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
4919 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
4920 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
4921 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
4924 2005-02-17 Roger Sayle <roger@eyesopen.com>
4926 PR tree-optimization/19917
4927 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
4928 to be potentially trapping.
4930 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4932 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
4934 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4936 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4937 tem becomes a local variable which is set to the value of the
4938 back end defined INITIAL_FRAME_ADDRESS macro.
4939 (expand_builtin_frame_address): Omit the base parameter to
4940 expand_builtin_return_addr.
4941 (expand_builtin_profile_func): Likewise.
4942 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4943 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4944 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4946 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4948 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4949 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4950 * config/frv/frv.c (frv_function_epilogue): Likewise.
4952 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4954 * lambda-code (perfect_nestify): Remove mark/unmark
4956 * tree-loop-linear.c (linear_transform_loops): Add
4957 rewrite_into_ssa call so that ssa is correct for
4958 rewriting into loop closed.
4960 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4962 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4963 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4965 * bt-load.c (btr_def_live_range, combine_btr_defs,
4966 migrate_btr_def, migrate_btr_defs): Likewise.
4967 * cfgcleanup.c (thread_jump): Likewise.
4968 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4969 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4970 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4971 df_rd_local_compute, df_reg_info_compute): Likewise.
4972 * dominance.c (init_dom_info, free_dom_info): Likewise.
4973 * flow.c (init_propagate_block_info,
4974 free_propagate_block_info): Likewise.
4975 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4976 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4977 modify_reg_pav): Likewise.
4978 * loop-invariant.c (find_defs, find_invariant_insn,
4979 find_invariants, free_inv_motion_data): Likewise.
4980 * predict.c (tree_predict_by_opcode,
4981 estimate_bb_frequencies): Likewise.
4982 * stmt.c (expand_case): Likewise.
4983 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4984 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4985 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4986 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4987 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4988 rewrite_ssa_into_ssa): Likewise.
4989 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4990 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4991 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4992 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4993 * tree-sra.c (tree_sra): Likewise.
4994 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4995 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4996 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4997 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4998 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4999 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5001 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5002 calculate_live_on_entry, calculate_live_on_exit,
5003 build_tree_conflict_graph): Likewise.
5004 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5005 record_important_candidates, set_use_iv_cost, find_depends,
5006 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5007 tree_ssa_iv_optimize_finalize): Likewise.
5008 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5009 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5010 tree_duplicate_loop_to_header_edge): Likewise.
5011 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5012 * tree-ssa.c (verify_flow_insensitive_alias_info,
5013 verify_name_tags, verify_ssa, init_tree_ssa,
5014 delete_tree_ssa): Likewise.
5015 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5016 fini_ssanames): Likewise.
5017 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5019 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5021 * config/rs6000/t-rtems: Completely reworked.
5023 2005-02-17 Ira Rosen <irar@il.ibm.com>
5025 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5027 2005-02-17 Ira Rosen <irar@il.ibm.com>
5029 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5030 POINTER_TYPE_P when checking that type is a pointer.
5031 (vect_get_memtag): Remove.
5032 (vect_address_analysis): Use POINTER_TYPE_P. Call
5033 vect_object_analysis with dummy parameter for memtag.
5034 (vect_object_analysis): Extract memtag (functionality that
5035 used to be in vect_get_memtag and moved here). Fix printings.
5036 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5037 with correct parameters. Remove call to vect_get_memtag.
5039 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5041 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5042 (tree-vectorizer.o): Added missing dependencies.
5044 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5046 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5047 declaration in tree-vectorizer.c, now has an extern declaration in
5049 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5050 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5051 get_vectype_for_scalar_type, vect_is_simple_use,
5052 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5053 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5054 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5055 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5056 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5057 find_loop_location): Likewise.
5059 * tree-vectorizer.c (langhooks.h): #include removed.
5060 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5061 moved to tree-vectorized.h.
5062 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5063 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5064 get_vectype_for_scalar_type, vect_is_simple_use,
5065 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5066 vect_supportable_dr_alignment, new_loop_vec_info,
5067 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5068 vect_set_verbosity_level, find_loop_location): Likewise.
5070 (vect_analyze_loop): Function externalized. Declaration moved to
5071 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5072 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5073 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5074 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5075 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5076 vect_enhance_data_refs_alignment, vect_analyze_operations,
5077 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5078 vect_stmt_relevant_p, vect_get_loop_niters,
5079 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5080 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5081 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5082 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5083 vect_get_memtag): Likewise.
5085 (vectorizable_load): Function externalized. Declaration moved to
5086 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5087 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5088 vect_transform_loop): Likewise.
5089 (vect_transform_stmt): Moved to tree-vect-transform.c.
5090 (vect_align_data_ref, vect_create_destination_var,
5091 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5092 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5093 vect_get_vec_def_for_operand, vect_init_vector,
5094 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5095 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5096 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5097 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5098 vect_do_peeling_for_loop_bound): Likewise.
5100 * tree-vect-analyze.c: New file.
5101 * tree-vect-transform.c: New file.
5103 2005-02-17 Jason Merrill <jason@redhat.com>
5105 PR mudflap/19319, c++/19317
5106 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5109 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5111 * doc/install.texi (Specific): Update link for Darwin-specific
5114 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5116 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5117 constant_boolean_node.
5119 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5122 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5123 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5125 2005-02-16 Richard Henderson <rth@redhat.com>
5128 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5130 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5131 replace uses with Wtype_MAXp1_F.
5132 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5133 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5134 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5135 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5136 and HAVE_TFMODE as appropriate.
5137 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5138 (__floatdisf): Likewise.
5139 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5140 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5141 (Wtype_MAXp1_F): New.
5142 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5143 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5145 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5148 * arm.c (arm_apply_result_size): New function.
5149 * arm.h (APPLY_RESULT_SIZE): Define.
5150 * arm-protos.h (arm_apply_result_size): Add prototype.
5151 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5152 (movxf): New expand.
5153 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5154 (call_value_symbol): Remove predicate for operand 0.
5155 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5156 (untyped_call): Rework to correclty return values for any type.
5157 (untyped_return): New expand.
5158 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5160 2005-02-16 Stan Shebs <shebs@apple.com>
5162 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5163 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5165 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5167 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5168 configure settings on Solaris 7 and later.
5170 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5172 PR tree-optimization/19865
5173 * tree-optimize.c (init_tree_optimization_passes): Run
5174 pass_may_alias after pass_sra.
5176 2005-02-16 Richard Henderson <rth@redhat.com>
5177 Stuart Hastings <stuart@apple.com>
5180 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5181 Do nothing if debug info suppressed for this function.
5182 (dbxout_begin_function): Early exit if debug info suppressed for
5185 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5188 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5190 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5192 PR tree-optimization/19967
5193 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5194 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5195 argument TYPE. Adjust calls to fold_builtin_XXX.
5196 (expand_builtin, fold_builtin_1): Adjust calls to
5198 (fold_builtin_strchr, fold_builtin_strpbrk,
5199 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5200 result to a requested type TYPE.
5202 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5205 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5206 (T)x & (T)cst if (T)cst overflows.
5207 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5208 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5210 2005-02-15 Jeff Law <law@redhat.com>
5212 * gcse.c (blocks_with_calls): New bitmap.
5213 (alloc_gcse_mem): Allocate it.
5214 (free_gcse_mem): Free it.
5215 (clear_modifY_mem_tables): Clear it.
5216 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5217 when we encounter CALL_INSNs.
5218 (compute_transp, case MEM): Handle blocks with calls separate
5219 from blocks without calls. Use bitmap iterators rather than
5222 2005-02-15 Peter O'Gorman <peter@pogma.com>
5225 * mklibgcc.in (vis_hide): Use a temporary object file, not
5228 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5231 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5232 access optimization.
5234 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5235 Alan Modra <amodra@bigpond.net.au>
5238 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5239 (_xlqsub): Rename to __gcc_qsub.
5240 (_xlqmul): Rename to __gcc_qmul.
5241 (_xlqdiv): Rename to __gcc_qdiv.
5242 Provide versioned symbol aliases with old names.
5243 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5244 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5245 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5246 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5247 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5249 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5251 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5252 Fold ~(A - 1) and ~(A + -1) to -A.
5254 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5258 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5259 config/pa/pa-host.c:pa_gt_pch_use_address.
5261 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5263 * tree-vn.c (get_value_handle): Make sure that given an
5264 is_gimple_min_invariant expression, we always return it.
5266 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5268 * passes.c (rest_of_handle_gcse): Fix a comment.
5270 2005-02-15 Jeff Law <law@redhat.com>
5272 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5274 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5275 (canon_list_insert, record_last_mem_set_info): Similarly.
5276 (clear_modify_mem_tables): Similarly.
5278 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5280 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5281 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5282 config/mips/mips.md, config/rs6000/aix.h,
5283 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5285 2005-02-15 Richard Henderson <rth@redhat.com>
5287 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5288 call to be best_edge.
5290 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5292 * basic-block.h: Adjust the prototype for find_basic_blocks.
5293 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5294 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5297 * flow.c (recompute_reg_usage): Remove all arguments.
5298 * passes.c (rest_of_compilation): Adjust the call to
5299 recompute_reg_usage.
5300 * rtl.h: Adjust the prototype for recompute_reg_usage.
5302 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5304 * tree-dump.c (dump_files): Update to reflect new member
5306 (dump_register): Add new argument.
5308 (dump_switch_p_1): Check against glob name if doglob was passed.
5309 (dump_switch_p): Check against regular first, then glob if
5310 we didn't have any hits on the dump name.
5311 * tree-optimize.c (register_one_dump_file):
5312 Pass in glob name as well.
5313 * tree-pass.h (struct dump_file_info): Add glob
5316 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5318 PR preprocessor/16323
5319 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5321 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5324 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5325 (trunctfdf2_internal1): New.
5326 (trunctfdf2_internal2): Renamed from trunctfdf2.
5328 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5330 PR tree-optimization/19853
5331 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5333 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5335 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5336 delete_dead_jumptables and cleanup_cfg.
5338 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5340 * reload.c (find_reloads): Swap address_reloaded flags when
5341 swapping commutative operands.
5343 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5345 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5346 Use standard_iv_increment_position for computing the bsi position
5348 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5351 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5354 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5355 life range of hard registers.
5356 * value-prof.c (insn_prefetch_values_to_profile): Only
5359 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5360 profile in libcalls.
5362 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5364 * bitmap.h (bitmap_and_compl_into): Return bool.
5365 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5367 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5369 PR tree-optimization/19944
5370 * fold-const.c (fold): Re-add ABS_EXPR folding.
5372 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5375 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5376 {TARGET,MASK}_XL_COMPAT.
5377 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5379 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5380 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5382 (rs6000_arg_partial_bytes): Same.
5383 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5384 and XL compatibility enabled.
5385 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5386 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5387 test to final condition.
5388 (cmptf_internal2): New.
5389 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5390 xl-compat. Add TFmode information to description.
5392 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5394 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5396 2005-02-13 Jason Merrill <jason@redhat.com>
5399 * fold-const.c (fold_indirect_ref_1): Split out from...
5400 (build_fold_indirect_ref): Here.
5401 (fold_indirect_ref): New fn.
5402 * tree.h: Declare it.
5403 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5404 (gimplify_modify_expr_rhs): Likewise.
5405 (gimplify_expr): Likewise.
5407 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5409 PR tree-optimization/14303
5410 PR tree-optimization/15784
5411 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5412 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5413 ABS_EXPR<x> != 0 to x != 0.
5415 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5417 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5418 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5419 spelling conventions.
5421 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5422 delete_trivially_dead_insns too many times.
5424 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5427 2005-02-12 Ira Rosen <irar@il.ibm.com>
5429 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5430 (vect_is_simple_iv_evolution): Remove redundant parameter
5432 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5433 without last parameter.
5434 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5435 Return pointer step. Call vect_is_simple_iv_evolution without
5436 last parameter. Check only that the step is multiple of size
5437 type. Remove stmt_vinfo updates.
5438 (vect_get_memtag_and_dr): Remove.
5439 (vect_get_memtag): New function.
5440 (vect_address_analysis): New function.
5441 (vect_object_analysis): New function.
5442 (vect_analyze_data_refs): Call vect_object_analysis and
5443 vect_get_memtag. Update stmt_vinfo fields.
5445 2005-02-12 Ira Rosen <irar@il.ibm.com>
5447 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5448 exist and are objects. Remove checks for pointer.
5449 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5450 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5451 (vect_create_data_ref_ptr): Likewise.
5452 (vect_base_addr_differ_p): New function.
5453 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5454 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5455 Don't set the DR_BASE_NAME field of data-ref.
5456 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5458 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5460 * optabs.h (enum optab_index): Add new OTI_ldexp.
5461 (ldexp_optab): Define corresponding macro.
5462 * optabs.c (init_optabs): Initialize ldexp_optab.
5463 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5465 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5467 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5468 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5470 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5471 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5474 2005-02-12 Ira Rosen <irar@il.ibm.com>
5476 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5478 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5480 (vect_get_base_and_offset): Always return an address.
5481 (vect_create_addr_base_for_vector_ref): Remove treatment for
5482 different data reference types.
5483 (vect_compute_data_ref_alignment): Rename base to base_address in
5484 stmt_vec_info. Get the object in order to force its alignment.
5485 (vect_get_memtag_and_dr): Rename base to base_address in
5486 stmt_vec_info. Extract the object for memtag analysis.
5488 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5490 PR regression/19898.
5491 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5492 changes cc_status, use apply modified_in_p to part of cc_status
5493 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5496 2005-02-11 Richard Henderson <rth@redhat.com>
5498 * tree-complex.c (expand_complex_libcall): New.
5499 (expand_complex_multiplication): Use it for c99 compliance.
5500 (expand_complex_division): Likewise.
5501 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5503 * builtins.c (built_in_names): Remove const.
5504 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5506 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5507 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5508 (built_in_names): Remove const.
5509 * c-common.c (c_common_type_for_mode): Handle complex modes.
5510 * flags.h, toplev.c (flag_complex_method): Rename from
5511 flag_complex_divide_method.
5512 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5513 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5514 * libgcc2.h: Declare them.
5515 * libgcc-std.ver: Export them.
5516 * mklibgcc.in (lib2funcs): Build them.
5518 2005-02-11 Steven Bosscher <stevenb@suse.de>
5520 PR tree-optimization/19876
5521 Partially revert my change from 2005-01-14
5522 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5523 (compute_antic): ...and remove the loop here.
5525 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5528 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5529 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5531 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5532 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5534 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5536 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5537 offsets for the big-endian 32-bit case.
5539 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5541 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5543 2005-02-11 Dale Johannesen <dalej@apple.com>
5545 * cselib.c (cselib_process_insn): Clear out regs where
5546 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5547 * reload.c (find_equiv_reg): Ditto.
5549 2005-02-11 Ian Lance Taylor <ian@airs.com>
5551 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5554 * tree.c (build_function_type_list): Work correctly if there are
5557 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5559 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5560 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5561 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5562 TARGET_ZARCH instead of TARGET_64BIT.
5564 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5566 * config/rs6000/t-rtems:
5567 (MULTILIB_OPTIONS): Remove mcpu=602.
5568 (MUTLILIB_DIRNAMES): Remove m602.
5569 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5570 Let mcpu=602 match mcpu=603.
5571 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5573 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5575 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5578 2005-02-10 David Daney <ddaney@avtrex.com>
5580 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5581 * config/i386/linux-unwind.h: Likewise.
5582 * config/ia64/linux-unwind.h: Likewise.
5583 * config/mips/linux-unwind.h: Likewise.
5584 * config/pa/linux-unwind.h: Likewise.
5585 * config/rs6000/linux-unwind.h: Likewise.
5586 * config/s390/linux-unwind.h: Likewise.
5587 * config/sh/linux-unwind.h: Likewise.
5588 * config/sparc/linux-unwind.h: Likewise.
5590 2005-02-10 Steven Bosscher <stevenb@suse.de>
5592 PR tree-optimization/17549
5593 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5594 TER to replace a DEF with its expression if the DEF and the
5595 rhs of the expression we replace into have the same root
5598 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5600 * config/mips/mips.md: Fix the placement of the match_scratch in the
5603 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5605 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5608 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5610 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5611 (strip_offset): Handle addresses.
5612 (add_address_candidates): Use strip_offset.
5613 (difference_cost): Reflect strip_offset change.
5614 (force_var_cost, difference_cost): Strip nops.
5616 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5618 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5620 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5621 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5622 config/cris/cris-protos.h, config/cris/cris.c: Update
5625 2005-02-10 Jeff Law <law@redhat.com>
5627 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5628 (lookup_avail_expr): Similarly.
5630 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5632 * builtins.c (fold_builtin_powi): New function.
5633 (fold_builtin_1): Call it.
5635 2005-02-10 Steven Bosscher <stevenb@suse.de>
5637 PR documentation/19309
5638 * doc/cpp.texi: The __GNUC__ and related predefined macros
5639 are also defined for the "standalone" cpp.
5640 Some non-GCC compilers may also define __GNUC__.
5642 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5645 * c-typeck.c (common_type): New routine. Old common_type renamed
5647 (c_common_type): ...this.
5648 (build_conditional_expr, build_binary_op): Use c_common_type instead
5651 2005-02-10 Steven Bosscher <stevenb@suse.de>
5653 * doc/md.texi: Replace @samp{length} with @code{length}.
5655 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5657 PR tree-optimization/18687
5658 * tree-flow.h (find_loop_niter): Declare.
5659 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5660 Try using scev even for loops with more than one exit.
5661 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5662 (struct ivopts_data): Added niters field.
5663 (struct nfe_cache_elt): New.
5664 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5666 (tree_ssa_iv_optimize_init): Initialize niters cache.
5667 (determine_number_of_iterations): Removed.
5668 (find_induction_variables): Do not call determine_number_of_iterations.
5669 Access niters for single exit through niter_for_single_dom_exit.
5670 (add_iv_outer_candidates): Access niters for single exit through
5671 niter_for_single_dom_exit.
5672 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5673 number_of_iterations_cond.
5674 (iv_period): New function.
5675 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5676 (may_replace_final_value): Take data argument. Use
5677 niter_for_single_dom_exit.
5678 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5679 (rewrite_use_compare): Pass data to may_eliminate_iv.
5680 (rewrite_use_outer): Pass data to may_replace_final_value.
5681 (free_loop_data): Clean up the niters cache.
5682 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5683 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5684 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5685 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5686 (num_ending_zeros): Moved to tree.c.
5687 * tree.h (num_ending_zeros): Declare.
5688 * tree.c (num_ending_zeros): Moved from tree.c.
5690 2005-02-09 Richard Henderson <rth@redhat.com>
5692 * builtins.c (DEF_BUILTIN): Add COND argument.
5693 * tree.h (DEF_BUILTIN): Likewise.
5694 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5695 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5697 (DEF_BUILTIN_STUB): New.
5698 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5699 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5700 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5701 * c-common.c (DEF_BUILTIN): Add COND argument.
5702 * tree.c (local_define_builtin): New.
5703 (build_common_builtin_nodes): New.
5705 2005-02-09 Roger Sayle <roger@eyesopen.com>
5707 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5708 floating point expression ignoring the sign of the result.
5709 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5710 (fold) <MULT_EXPR>: Use it to simplify x*x.
5711 * tree.h (fold_strip_sign_ops): Prototype here.
5712 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5713 argument. Use fold_strip_sign_ops to simplify the first argument.
5714 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5715 first argument when the second argument is an even integer
5716 constant, but only with -funsafe_math_optimizations.
5717 (fold_builtin_1): Update call to fold_builtin_copysign.
5719 2005-02-09 Ian Lance Taylor <ian@airs.com>
5722 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5723 just check whether EH_FILTER_FAILURE falls through.
5725 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5727 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5728 insns return to ready list in the next turn.
5730 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5733 * builtins.def: New __builtin_powi[lf].
5734 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5735 (expand_builtin_powi): New function.
5736 (expand_builtin): Dispatch to expand_builtin_powi.
5737 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5738 * libgcc2.c: Add __builtin_powi[lf] implementation.
5739 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5740 * optabs.h: Add powi_optab.
5741 * optabs.c (init_optabs): Initialize powi_optab.
5742 * doc/extend.texi: Document __builtin_powi[lf].
5744 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5746 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5749 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5752 * fold-const.c (try_move_mult_to_index): Remove redundant
5753 type argument. Create ADDR_EXPR with correct type.
5754 (fold): Update callers of try_move_mult_to_index. Convert
5755 result to the appropriate type.
5757 2005-02-09 Roger Sayle <roger@eyesopen.com>
5760 * config/avr/avr.c (default_rtx_costs): Delete.
5761 (avr_operand_rtx_cost): New function.
5762 (avr_rtx_costs): Completely rewrite.
5764 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5767 * config/cris/cris.c (in_code): New variable.
5768 (cris_output_addr_const): Now a static function, a wrapper for
5770 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5771 case from old cris_output_addr_const.
5772 (cris_asm_output_label_ref): Similar for LABEL_REF.
5773 (cris_output_addr_const_extra): Similar for UNSPEC.
5774 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5775 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5776 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5778 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5779 (cris_asm_output_label_ref): Declare.
5781 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5783 PR preprocessor/19801
5784 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5785 filenames that changed when libcpp was moved to the toplevel.
5787 2005-02-07 Roger Sayle <roger@eyesopen.com>
5789 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5790 zero extensions of BImode operands. Call lowpart_subreg instead
5791 of gen_lowpart_common and gen_lowpart_SUBREG.
5793 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5796 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5797 * configure.ac: Set cc_for_cross_gnattools.
5798 * configure: Regenerate.
5800 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5803 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5805 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5808 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5809 of nested functions.
5811 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
5813 * doc/extend.texi: Document deprecated extensions allowing
5814 static floating-point members to have initializers and allowing
5815 floating-point literals in integral constant expressions.
5817 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
5819 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
5820 config/darwin7.h, config/mips/mips.c,
5821 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
5824 * cse.c: Update comments.
5826 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
5829 * builtins.c (fold_builtin_sqrt): Transform
5830 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
5833 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
5834 Dorit Naishlos <dorit@il.ibm.com>
5836 * doc/invoke.texi (ftree-vectorizer-verbose): New.
5837 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
5838 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
5840 * tree.h (vect_set_verbosity_level): New extern function declaration
5842 * tree-vectorizer.h (verbosity_levels): New enum type.
5843 * tree-vectorizer.c (vect_debug_stats): Function removed.
5844 (vect_debug_details): Likewise.
5845 (vect_verbosity_level): Global variable was defined and initialized.
5846 (vect_dump): Global variable definition.
5847 (vect_print_dump_info): New function.
5848 (vect_set_dump_settings): New function.
5849 (vect_set_verbosity_level): New function.
5850 (vectorize_loops): Add call to vect_set_dump_settings.
5852 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
5853 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5854 (slpeel_tree_peel_loop_to_edge): Likewise.
5856 (vect_analyze_offset_expr): Call to vect_print_dump_info with
5857 appropriate verbosity level instead of call to vect_debug_details
5858 or vect_debug_stats.
5859 (vect_get_base_and_offset):
5860 (vect_create_addr_base_for_vector_ref):
5861 (get_vectype_for_scalar_type):
5862 (vect_create_data_ref_ptr):
5864 (vect_get_vec_def_for_operand):
5865 (vect_finish_stmt_generation):
5866 (vectorizable_assignment):
5867 (vectorizable_operation):
5868 (vectorizable_store):
5869 (vectorizable_load):
5870 (vect_transform_stmt):
5871 (vect_update_ivs_after_vectorizer):
5872 (vect_do_peeling_for_loop_bound):
5873 (vect_update_inits_of_drs):
5874 (vect_do_peeling_for_alignment):
5875 (vect_transform_loop):
5876 (vect_is_simple_use):
5877 (vect_analyze_operations):
5878 (vect_is_simple_iv_evolution):
5879 (vect_analyze_scalar_cycles):
5880 (vect_analyze_data_ref_dependence):
5881 (vect_analyze_data_ref_dependences):
5882 (vect_compute_data_ref_alignment):
5883 (vect_enhance_data_refs_alignment):
5884 (vect_analyze_data_refs_alignment):
5885 (vect_analyze_data_ref_access):
5886 (vect_analyze_data_ref_accesses):
5887 (vect_analyze_pointer_ref_access):
5888 (vect_get_memtag_and_dr):
5889 (vect_analyze_data_refs):
5890 (vect_mark_relevant):
5891 (vect_stmt_relevant_p):
5892 (vect_mark_stmts_to_be_vectorized):
5893 (vect_can_advance_ivs_p):
5894 (vect_get_loop_niters):
5895 (vect_analyze_loop_form):
5896 (vect_analyze_loop):
5897 (vectorize_loops): Likewise.
5899 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
5900 (vect_update_inits_of_drs):
5901 (vect_do_peeling_for_alignment):
5902 (vect_transform_loop):
5903 (vect_analyze_operations):
5904 (vect_analyze_scalar_cycles):
5905 (vect_analyze_data_ref_dependences):
5906 (vect_analyze_data_refs_alignment):
5907 (vect_analyze_data_ref_accesses):
5908 (vect_analyze_data_refs):
5909 (vect_mark_stmts_to_be_vectorized):
5910 (vect_get_loop_niters):
5911 (vect_analyze_loop_form):
5912 (vect_analyze_loop): Likewise.
5913 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
5915 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
5919 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5920 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5921 either -ffast-math or -funsafe-math-optimizations is in use.
5923 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5924 * config/mips/irix-csr.c: New file.
5925 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5926 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5927 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5930 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
5932 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
5933 redundant, incorrect definitions.
5935 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5937 ("*tls_indirect_call"): New, reference hard regs directly.
5938 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5940 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5942 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5943 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5945 2005-02-06 Roger Sayle <roger@eyesopen.com>
5947 PR rtl-optimization/19800
5948 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5949 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5952 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5954 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5956 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5959 * doc/invoke.texi: Correct documentation of -freorder-functions.
5961 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5964 * doc/invoke.texi: Don't mention gccbug.
5966 2005-02-06 Roger Sayle <roger@eyesopen.com>
5967 Andrew Pinski <pinskia@physics.uc.edu>
5968 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5970 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5971 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5972 into just (zero_extract:SI FOO (const_int 1) BAR).
5974 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5976 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5977 macro locally. Don't give last revision date. Use GCC version
5978 number from gcc-common.texi.
5979 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5980 revision date. Use GCC version number from gcc-common.texi.
5981 Describe being a library as current state rather than as 3.x
5983 * doc/gcc.texi: Remove last update date.
5984 * doc/gccint.texi: Likewise. Update copyright dates.
5985 * doc/install.texi: Update copyright dates.
5987 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5990 * doc/invoke.texi: Mention for each option included in -Wall that
5991 it is included in -Wall.
5992 * doc/gcc.texi: Update copyright and last modification date.
5994 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5996 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5997 unnecessary cast to original induction variable increments.
5999 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6001 PR tree-optimization/18219
6002 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6003 in distributed form.
6005 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6007 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6008 Set bitpos and offset later in the function. Do nothing if the
6009 target is a register and if the bitfield lies completely outside
6011 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6012 here. Return an uninitialised register if the source value is stored
6013 in a register and the bitfield lies completely outside that register.
6015 2005-02-06 Steven Bosscher <stevenb@suse.de>
6017 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6020 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6022 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6024 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6026 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6027 * config/darwin8.h: New.
6028 * config/darwin7.h: Update comment.
6030 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6031 Dorit Naishlos <dorit@il.ibm.com>
6033 * tree-vectorizer.h (LOC): New type.
6034 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6035 (loop_line_number): New field in struct _loop_vec_info.
6036 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6038 * tree-vectorizer.c (input.h): Included.
6039 (find_loop_location): New function.
6040 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6041 loop line number removed.
6042 (vect_debug_details): Likewise.
6043 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6045 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6046 call to vect_debug_details/stats changed from loop to loop_loc.
6047 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6048 (slpeel_tree_peel_loop_to_edge): Likewise.
6050 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6051 changed from NULL to UNKNOWN_LOC.
6052 (vect_get_base_and_offset):
6053 (vect_create_addr_base_for_vector_ref):
6054 (get_vectype_for_scalar_type):
6055 (vect_create_data_ref_ptr):
6057 (vect_get_vec_def_for_operand):
6058 (vect_finish_stmt_generation):
6059 (vectorizable_assignment):
6060 (vectorizable_operation):
6061 (vectorizable_store):
6062 (vectorizable_load):
6063 (vect_transform_stmt):
6064 (vect_update_ivs_after_vectorizer):
6065 (vect_do_peeling_for_loop_bound):
6066 (vect_do_peeling_for_alignment):
6067 (vect_transform_loop):
6068 (vect_is_simple_use):
6069 (vect_analyze_operations):
6070 (vect_is_simple_iv_evolution):
6071 (vect_analyze_scalar_cycles):
6072 (vect_analyze_data_ref_dependences):
6073 (vect_compute_data_ref_alignment):
6074 (vect_enhance_data_refs_alignment):
6075 (vect_analyze_data_ref_access):
6076 (vect_analyze_data_ref_accesses):
6077 (vect_analyze_pointer_ref_access):
6078 (vect_get_memtag_and_dr):
6079 (vect_analyze_data_refs):
6080 (vect_mark_relevant):
6081 (vect_stmt_relevant_p):
6082 (vect_mark_stmts_to_be_vectorized):
6083 (vect_can_advance_ivs_p):
6084 (vect_get_loop_niters):
6085 (vect_analyze_loop):
6086 (vectorize_loops): Likewise.
6088 (vectorizable_load): Argument in call to vect_debug_details/stats
6089 changed from loop to LOOP_LOC (loop_vinfo).
6090 (vect_transform_loop):
6091 (vect_analyze_operations):
6092 (vect_analyze_scalar_cycles):
6093 (vect_analyze_data_ref_dependence):
6094 (vect_enhance_data_refs_alignment):
6095 (vect_analyze_data_ref_accesses):
6096 (vect_analyze_pointer_ref_access):
6097 (vect_analyze_data_refs):
6098 (vect_analyze_loop): Likewise.
6100 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6101 changed from loop to loop_loc.
6103 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6105 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6106 Dorit Naishlos <dorit@il.ibm.com>
6108 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6110 (vect_analyze_data_ref_dependences): Likewise.
6112 (vect_is_simple_use): Argument changed from loop structure to
6113 loop_vect_info structure.
6114 (vect_can_advance_ivs_p): Likewise.
6115 (vect_create_index_for_vector_ref): Likewise.
6116 (vect_update_ivs_after_vectorizer): Likewise.
6117 (new_stmt_vec_info): Likewise.
6119 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6120 changed from loop to loop_vinfo.
6121 (vect_create_data_ref_ptr): First argument in call to
6122 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6123 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6124 was changed from loop to loop_vinfo.
6125 (vectorizable_operation): Likewise.
6126 (vectorizable_store): Likewise.
6127 (vect_mark_stmts_to_be_vectorized): Likewise.
6128 (vect_do_peeling_for_loop_bound): First argument in call to
6129 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6130 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6131 was changed from loop to loop_vinfo.
6132 (vect_analyze_data_ref_dependences): Third argument in call to
6133 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6135 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6136 (vect_create_data_ref_ptr): Likewise.
6137 (vect_init_vector): Likewise.
6138 (vect_get_vec_def_for_operand): Likewise.
6139 (vectorizable_assignment): Likewise.
6140 (vectorizable_operation): Likewise.
6141 (vectorizable_store): Likewise.
6142 (vectorizable_load): Likewise.
6143 (vect_update_ivs_after_vectorizer): Likewise.
6144 (vect_is_simple_use): Likewise.
6145 (vect_analyze_data_ref_dependence): Likewise.
6146 (vect_analyze_pointer_ref_access): Likewise.
6147 (vect_can_advance_ivs_p): Likewise.
6149 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6150 before _stmt_vec_info.
6151 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6152 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6153 (new_stmt_vec_info): Argument changed from loop structure to
6154 loop_vect_info structure
6156 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6157 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6158 (vect_create_addr_base_for_vector_ref): Likewise.
6159 (vect_analyze_pointer_ref_access): Likewise.
6161 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6164 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6165 phi flag if the phi is abnormal.
6167 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6170 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6171 information for the new statement.
6173 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6176 * gcc.c (main): Include the target in -v output.
6178 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6180 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6181 Do not drop the extend if we'd have to add a paradoxical subreg
6182 later. Include optabs.h and insn-codes.h.
6183 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6185 2005-02-02 Roger Sayle <roger@eyesopen.com>
6188 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6189 * fold-const.c (const_binop): Avoid constant folding floating
6190 point operations in modes that use composite representations.
6191 * simplify-rtx.c (simplify_binary_operation): Likewise.
6193 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6195 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6197 (altivec_dstt): Likewise.
6198 (altivec_dstst): Likewise.
6199 (altivec_dststt): Likewise.
6200 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6203 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6205 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6206 EXPR_LOCUS from orig_cond to the new cond_stmt.
6207 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6210 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6212 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6213 standard_iv_increment_position. Remove call to bsi_next
6214 (no need to bump the iterator anymore).
6215 (vect_create_index_for_vector_ref): Call
6216 standard_iv_increment_position. Remove second function argument.
6217 (vect_finish_stmt_generation): Remove call to bsi_next
6218 (no need to bump the iterator anymore).
6219 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6220 to vect_create_index_for_vector_ref.
6222 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6224 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6225 phis are used out of the loop.
6227 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6230 * c-decl.c (undef_nested_function): New variable.
6231 (pop_scope): Diagnose undefined nested functions.
6232 (finish_function): Don't attempt cgraph processing or genericizing
6233 if current top-level function contained an undefined nested
6234 function. Reset undef_nested_function at the end of a top-level
6237 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6239 * tree.c (build_int_cst_type): Take sign of the value into account
6240 when deciding whether sign extend the value.
6242 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6245 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6246 (cpp_options, cc1_options): Change %{std*&ansi} to
6247 %{std*&ansi&trigraphs}.
6249 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6251 * cse.c: Update comments.
6253 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6255 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6256 arguments go on the stack. Do not put complex doubles in odd/even
6259 2005-02-02 Steven Bosscher <stevenb@suse.de>
6261 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6262 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6263 -ftree-pre, and -fthread-jumps.
6265 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6267 PR tree-optimization/19578
6268 * tree-flow.h (modified_noreturn_calls): Declare.
6269 (noreturn_call_p): Declare.
6270 * tree-flow-inline.h (noreturn_call_p): New function.
6271 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6272 * tree-cfg.c (modified_noreturn_calls): New variable.
6273 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6274 that contain a mid-block noreturn call.
6275 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6277 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6279 * df.c (df_def_record_1, df_uses_record): Don't use
6281 * df.h (DF_FOR_REGALLOC): Remove.
6283 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6286 * c-typeck.c (really_start_incremental_init): Reset
6287 constructor_max_index for arrays of incomplete type.
6289 2005-02-02 Jeff Law <law@redhat.com>
6291 * gcse.c (struct reg_set): Store the block index where the register
6292 was set rather than the setting insn.
6293 (record_one_set, compute_transp): Corresponding changes.
6294 (pre_insert_copy_insn): Do not call replace_one_set.
6295 (replace_one_set): Remove.
6297 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6300 * doc/gcov.texi: Fix typo.
6302 2005-02-01 Richard Henderson <rth@redhat.com
6305 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6306 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6308 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6309 * config/i386/i386-protos.h: Update.
6311 2005-02-01 Steven Bosscher <stevenb@suse.de>
6313 PR tree-optimization/19217
6314 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6315 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6316 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6317 that it is walking a PHI node.
6319 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6321 * doc/extend.texi (Nested Functions): Update.
6323 2005-02-01 Richard Henderson <rth@redhat.com>
6326 * optabs.c (expand_copysign_absneg): Export.
6327 * optabs.h (expand_copysign_absneg): Declare.
6328 * config/rs6000/rs6000.md (copysigntf3): New.
6330 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6332 PR tree-optimization/19633
6333 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6334 * tree-ssa-alias.c (init_alias_info): Initialize.
6335 (merge_pointed_to_info): Set.
6336 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6337 (dump_points_to_info_for): Show value of pt_null.
6338 (struct count_ptr_d): Declare.
6339 (find_ptr_dereference): Remove.
6340 (ptr_is_dereferenced_by): Remove.
6341 (count_ptr_derefs): New local function.
6342 (count_uses_and_derefs): New local function.
6343 (compute_points_to_and_addr_escape): Call it. If the number
6344 of dereferences is greater than zero, mark the pointer as
6345 dereferenced. If there are fewer dereferences than uses of
6346 the pointer, the pointer's value escapes.
6348 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6350 PR tree-optimization/19670
6351 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6353 (verify_use): ... set it here, instead.
6355 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6357 * doc/sourcebuild.texi (Test directives): Fix formatting.
6359 * doc/sourcebuild.texi (Test directives): Describe selector
6362 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6364 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6365 specific 64-bit CPUs.
6367 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6370 * arm.c (arm_eliminable_register): New function.
6371 (adjacent_mem_locations): Don't allow eliminable registers. Use
6372 HOST_WIDE_INT for address offsets.
6373 * arm-protos.h (arm_eliminable_register): Add prototype.
6375 2005-02-01 Steven Bosscher <stevenb@suse.de>
6377 PR optimization/15242
6378 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6379 * basic-block.h (duplicate_computed_gotos): Add prototype.
6380 * bb-reorder.c (duplicate_computed_gotos): New function to
6381 duplicate sufficiently small blocks ending in a computed jump.
6382 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6383 if not optimizing for size.
6384 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6385 never do tail merging for blocks ending in a computed jump.
6386 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6388 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6390 Patch from Richard Sandiford <rsandifo@redhat.com>
6391 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6392 from inheriting a subreg equivalence with a non-spill register.
6394 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6396 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6398 * config/frv/frv.c (movcc_fp_destination_operand): New.
6399 (gpr_or_memory_operand): Fix typo in comment.
6400 (gpr_or_memory_operand_with_scratch): New.
6401 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6402 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6403 movcc_fp_destination_operand.
6404 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6405 Legitimize memory addresses using a scratch register.
6407 2005-01-31 Jeff Law <law@redhat.com>
6409 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6410 bitmap a sparse bitmap instead of a simple bitmap.
6411 (mark_def_sites_initialize_block): Corresponding changes.
6412 (ssa_mark_def_sites_initialize_block): Likewise.
6413 (ssa_mark_phi_uses): Likewise.
6414 (mark_def_site, ssa_mark_def_sites): Likewise.
6415 (mark_def_site_blocks): Likewise.
6416 (rewrite_ssa_into_ssa): Likewise.
6418 * tree-ssa-dom.c (record_cond): Pass correct variable type
6419 for last argument to htab_find_slot_with_hash.
6421 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6422 effects when optimizing 0 % X. Do not try to optimize X % 0.
6424 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6426 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6429 2005-02-01 Eric Christopher <echristo@redhat.com>
6431 * config/mips/mips.c (override_options): Warn if -mint64
6433 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6436 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6438 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6440 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6441 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6442 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6443 (cached_regno): Initialize to INVALID_REGNUM.
6444 (cse_reg_info_table_size,
6445 cse_reg_info_table_first_uninitialized,
6446 cse_reg_info_timestamp): New.
6447 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6449 (init_cse_reg_info, get_cse_reg_info_1): New.
6450 (get_cse_reg_info): Cache the last look-up.
6451 (new_basic_block): Update the code to clear mappings from
6452 registers to cse_reg_info entries.
6453 (cse_main): Call init_cse_reg_info.
6455 * cse.c (get_cse_reg_info): Update a comment.
6457 2005-01-31 Steven Bosscher <stevenb@suse.de>
6460 * c-decl.c (start_decl): Do not warn about arrays of elements with
6461 an incomplete type here.
6462 (grokdeclarator): Do it here by making a pedwarn an error.
6463 * c-typeck.c (push_init_level): If there were previous errors with
6464 the constructor type, do not warn about braces for initializers.
6465 (process_init_element): Likewise for excess initializer elements.
6467 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6469 * cse.c (delete_trivially_dead_insn): Don't iterate.
6471 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6473 * config/rs6000/rs6000.md (copysignsf3): New expand.
6474 (copysigndf3): Likewise.
6476 2005-01-31 Steven Bosscher <stevenb@suse.de>
6478 * recog.c (constrain_operands): Only look for earlyclobber operand
6479 conflicts if an '&' constraint was seen.
6481 2005-01-31 Marc Espie <espie@openbsd.org>
6483 * config.gcc: Don't include embedded systems fragment, switches default
6484 debugging format to ELF.
6485 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6486 longer pick it up there.
6488 2005-01-31 Dale Johannesen <dalej@apple.com>
6490 * doc/extend.texi (nested functions): Fix linkage description.
6491 Clarify that static is not allowed.
6493 2005-01-31 Dale Johannesen <dalej@apple.com>
6495 * config/rs6000/darwin.md (movsf_low_di): Make work.
6496 (movdf_low_di): Make work.
6498 2005-01-31 Dale Johannesen <dalej@apple.com>
6500 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6501 Make work for 64 bit.
6503 2005-01-31 Roger Sayle <roger@eyesopen.com>
6504 Dale Johannesen <dalej@apple.com>
6507 * fold-const.c (fold_binary_op_with_conditional_arg):
6508 Make types match original operands, before STRIP_NOPS.
6510 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6512 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6513 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6514 (struct gcc_sigcontext): Delete. Merge contents to..
6515 (struct gcc_ucontext): ..here.
6516 (get_sigcontext): Delete.
6517 (get_regs): New function, like get_sigcontext but return regs ptr.
6518 64-bit version finds regs from r1 to support vdso.
6519 (ppc_linux_aux_vector): New function.
6520 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6523 2005-01-31 Ira Rosen <irar@il.ibm.com>
6525 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6527 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6528 redundant fold. Fix misalignment for MINUS_EXPR.
6529 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6530 (vect_analyze_pointer_ref_access): Likewise.
6531 (vect_get_memtag_and_dr): Likewise.
6533 2005-01-31 Richard Henderson <rth@redhat.com>
6535 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6536 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6537 absnegdf2_i387, absnegxf2_i387): Likewise.
6539 2005-01-31 Richard Henderson <rth@redhat.com>
6542 * optabs.c (expand_copysign_absneg): New.
6543 (expand_copysign_bit): Split out from ...
6544 (expand_copysign): ... here. Use expand_copysign_absneg.
6546 2005-01-30 Roger Sayle <roger@eyesopen.com>
6549 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6550 constant as the second operand and a register as the third.
6552 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6555 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6556 that dllimport'd functions do not use all call-clobbered registers
6559 2005-01-30 Richard Henderson <rth@redhat.com>
6562 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6563 expand_abs_nojump and generalize. Use operand_subword and
6564 emit_no_conflict_block. Support large modes.
6565 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6567 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6568 negation to subtraction.
6569 (expand_copysign): Check that the format has signed zeros.
6570 Use operand_subword and emit_no_conflict_block. Support large modes.
6572 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6574 Fix PR tree-optimization/19624
6576 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6577 * tree-ssa-pre.c: Add cfgloop.h.
6579 (pre_stats): New member, constified.
6580 (inserted_exprs): New static variable.
6581 (NECESSARY): New macro.
6582 (create_expression_by_pieces): Fold the expression, and
6583 mark it as defaulting to not necessary. Also put in
6585 (fully_constant_expression): New function.
6586 (insert_into_preds_of_block): Modify to not insert phis when we
6587 are playing with induction variables.
6588 Push phis onto the inserted_exprs vector, and mark them as not
6589 necessary by default.
6590 (insert_aux): Call fully_constant_expression on eprime.
6591 If all edges produce the same value, mark it constant.
6592 (mark_operand_necessary): New function.
6593 (remove_dead_inserted_code): New function.
6594 (init_pre): Init loop optimizer to get loop info.
6595 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6596 (execute_pre): Commit edge inserts, then remove dead code.
6598 2005-01-30 Richard Henderson <rth@redhat.com>
6600 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6601 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6603 2005-01-30 Richard Henderson <rth@redhat.com>
6606 * config/i386/i386.c (ix86_expand_copysign): New.
6607 (ix86_split_copysign_const): New.
6608 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6609 rearrange op1/nmask operands.
6610 * config/i386/i386-protos.h: Update.
6611 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6612 (copysigndf3): Likewise.
6613 (copysignsf3_const, copysigndf3_const): New.
6614 (copysignsf3_var): Rename from copysignsf3, split out splitter
6615 and fix split predicate for X constraint.
6616 (copysigndf3_var): Similarly.
6618 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6620 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6621 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6622 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6624 2005-01-29 Richard Henderson <rth@redhat.com>
6627 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6628 of # and * in constraints.
6630 2005-01-29 Richard Henderson <rth@redhat.com>
6633 * expr.c (store_field): Don't strip sub-mode cast when the input
6634 data is even smaller.
6636 2005-01-29 Richard Henderson <rth@redhat.com>
6639 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6642 2005-01-29 Richard Henderson <rth@redhat.com>
6644 * combine.c (make_field_assignment): Fix argument order
6647 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6649 PR tree-optimization/15791
6650 * fold-const.c (extract_array_ref): New function.
6651 (fold): Fold comparisons between &a[i] and &a[j] or
6652 semantically equivalent trees.
6654 2005-01-29 Jeff Law <law@redhat.com>
6656 * gcse.c (insert_expr_in_table): Revamp handling of available
6657 and anticipatable occurrence lists to avoid unnecessary list
6659 (insert_set_in_table): Similarly.
6661 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6663 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6665 (c_build_qualified_type): Build qualified array types with
6666 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6667 * c-decl.c (c_make_fname_decl): Build unqualified array type
6668 before qualified type.
6669 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6670 type is qualified, not just if type itself is. Don't apply
6671 qualifiers to array type when declarator is processed. Apply
6672 qualifiers to field type whether or not it is an array type.
6673 Don't handle array types specially for applying qualifiers to
6675 * c-typeck.c (composite_type): Build unqualified element type and
6676 array type when forming composite of array types.
6677 (common_pointer_type, comptypes, comp_target_types,
6678 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6679 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6681 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6682 (args2) in variables a1 and a2.
6684 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6686 * cse.c (n_elements_made, max_elements_made): Remove.
6687 (insert): Don't touch n_elements_made.
6688 (cse_main): Don't touch n_elements_made or max_elements_made.
6690 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6693 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6694 configuration part of dp-bit.c to be lost.
6696 2005-01-28 Roger Sayle <roger@eyesopen.com>
6698 * expmed.c (expand_mult_highpart_optab): When attempting to use
6699 a non-widening multiplication in a wider mode, the operands need
6700 to be converted (zero or sign extended) to that mode.
6702 2005-01-28 Ian Lance Taylor <ian@airs.com>
6706 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6707 through if both operands fall through.
6709 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6711 * cse.c (fold_rtx) <PC>: Don't optimize.
6713 2005-01-28 Jeff Law <law@redhat.com>
6715 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6716 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6718 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6720 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6721 cse_reg_info_used_list_end): Remove.
6722 (cse_reg_info_list, cse_reg_info_list_free): New.
6723 (get_cse_reg_info): When allocating an instance of
6724 cse_reg_info, add it to the beginning of the cse_reg_info_list
6725 list. Remove code to maintain cse_reg_info_used_list.
6726 (new_basic_block): Reset the free list to the beginning of
6729 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6731 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6732 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6733 (frv_expand_mdpackh_builtin): New function.
6734 (frv_expand_builtin): Use it to expand __MDPACKH.
6735 * doc/extend.texi (__MDPACKH): Update documentation.
6737 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6739 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6740 SSE_FLOAT_MODE_P for use_sse computation.
6742 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6745 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6747 2005-01-27 Richard Henderson <rth@redhat.com>
6749 * builtins.c (expand_builtin_copysign): New.
6750 (expand_builtin): Call it.
6751 * genopinit.c (optabs): Add copysign_optab.
6752 * optabs.c (init_optabs): Initialize it.
6753 (expand_copysign): New.
6754 * optabs.h (OTI_copysign, copysign_optab): New.
6755 (expand_copysign): Declare.
6757 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6758 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6760 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6761 (ix86_expand_fp_absneg_operator): ... here.
6762 (ix86_split_copysign): New.
6763 * config/i386/i386-protos.h: Update.
6764 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6765 (copysignsf3, copysigndf3): New.
6767 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6768 (copysignsf3, ncopysignsf3): New.
6769 (copysigndf3, ncopysigndf3): New.
6770 (copysignxf3, ncopysignxf3): New.
6771 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6773 2005-01-27 Arend Bayer <arend.bayer@web.de>
6774 Kazu Hirata <kazu@cs.umass.edu>
6776 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6777 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6778 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6781 2005-01-27 Jeff Law <law@redhat.com>
6783 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6784 definitions of SSA_NAMEs which are not being rewritten.
6785 (rewrite_ssa_into_ssa): Only initialize the current definition
6786 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6787 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6788 SSA_NAMEs before returning.
6790 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6792 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6793 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6794 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6795 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6796 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6798 2005-01-27 Steven Bosscher <stevenb@suse.de>
6801 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6802 higher to -O2 and higher. Likewise for tree PRE.
6803 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6806 2005-01-27 Ian Lance Taylor <ian@airs.com>
6809 * gimple-low.c (try_catch_may_fallthru): New static function.
6810 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6811 * tree-inline.c (expand_call_inline): Don't warn about reaching
6812 the end of a non-void function being inlined if the function uses
6815 2005-01-27 Jakub Jelinek <jakub@redhat.com>
6817 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
6820 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
6821 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
6822 (implicitly_declare): Handle error_mark_node.
6824 2005-01-27 Richard Henderson <rth@redhat.com>
6827 * tree.h (struct tree_decl): Add debug_expr_is_from.
6828 (DECL_DEBUG_EXPR_IS_FROM): New.
6829 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
6830 * dwarf2out.c (dwarf2out_var_location): Update to match.
6831 * tree-outof-ssa.c (create_temp): Likewise.
6832 * var-tracking.c (track_expr_p): Likewise.
6833 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
6834 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
6835 * toplev.c (default_tree_printer): Likewise.
6837 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
6839 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
6840 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
6842 2005-01-27 Steven Bosscher <stevenb@suse.de>
6844 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
6845 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
6846 ASM_CLOBBERS): Add tree checks.
6848 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
6849 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
6850 * c-common.def (SWITCH_STMT): Update to match.
6851 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
6852 macros instead of SWITCH_EXPR ones.
6853 * c-dump.c (c_dump_tree): Likewise.
6854 * c-gimplify.c (gimplify_switch_stmt): Likewise.
6855 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
6857 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
6859 2005-01-27 Alan Modra <amodra@bigpond.net.au>
6861 * unwind-dw2.c (execute_stack_op): Add missing cases for
6862 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
6864 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6866 * config.gcc (Obsolete configurations): Remove 'dummy', add
6867 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
6870 2005-01-26 Diego Novillo <dnovillo@redhat.com>
6872 PR tree-optimization/19633
6873 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
6875 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
6876 are no call-clobbered variables.
6877 * tree-outof-ssa.c (check_replaceable): Return false for calls
6880 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
6882 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
6883 even for variables with NULL DECL_INITIAL.
6885 2005-01-26 Stuart Hastings <stuart@apple.com>
6887 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
6889 2005-01-26 Richard Henderson <rth@redhat.com>
6892 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6894 * expr.c (store_field): Strip conversions to odd-bit-sized types
6895 if the destination field width matches.
6897 2005-01-26 Richard Henderson <rth@redhat.com>
6899 * c-decl.c, expmed.c, expr.c: Revert last change.
6901 2005-01-26 Richard Henderson <rth@redhat.com>
6904 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6906 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
6907 if we don't need the bits above those present in the current mode.
6908 * expr.c (store_field): Strip conversions to odd-bit-sized types
6909 if the destination field width matches.
6911 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6913 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6914 either -ffast-math or -funsafe-math-optimizations is in use.
6916 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
6920 * config/avr/avr.c (notice_update_cc): Only set condition code for
6921 ashrqi3 if shift count > 0.
6922 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
6923 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
6924 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
6925 count <= 0 as a no-op, and shift count >= width by copying zero
6926 or sign bit to all bits of the result.
6927 * config/avr/avr.md (all shifts): Add alternatives for zero shift
6928 count, with attribute "length" set to 0 and "cc" set to "none".
6930 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6932 * doc/invoke.texi: Document -mTLS.
6934 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
6935 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6936 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6937 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6938 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6939 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6940 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6941 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6943 * configure.ac: Check for a TLS capable gas.
6945 * configure: Regenerate.
6947 2005-01-26 Richard Henderson <rth@redhat.com>
6950 * combine.c (make_field_assignment): Simplify store to zero_extract
6951 from a source with an overlapping mask.
6953 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6955 2004-11-11 Eric Christopher <echristo@redhat.com>
6957 * config/frv/frv.md: Add fr400_integer automaton. Don't
6958 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6961 2005-01-26 Steven Bosscher <stevenb@suse.de>
6964 * cfgbuild.c (make_edges): Do not clear or set
6965 current_function_has_computed_jump.
6966 * function.h (struct function): Remove the has_computed_jump field.
6967 (current_function_has_computed_jump): Do not define.
6968 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6969 in a computed jump. Ignore current_function_has_computed_jump.
6971 2005-01-26 Richard Henderson <rth@redhat.com>
6974 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6975 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6977 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6978 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6979 objects into static storage if they have more than one non-zero value.
6980 * tree.h (categorize_ctor_elements): Update decl.
6982 2005-01-26 Steven Bosscher <stevenb@suse.de>
6985 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6986 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6987 to this function from 2004-07-10.
6988 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6989 the current function for tail call optimizations if the address
6990 of one of it its arguments is taken.
6992 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6994 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6996 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6998 * function.c (expand_function_end): If current_function_calls_alloca,
6999 emit stack restore in a place that is reached when the function falls
7002 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7004 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7005 rule to avoid matching inappropriate suffix rule.
7007 2005-01-26 Jan Hubicka <jh@suse.cz>
7009 PR tree-optimization/19241
7010 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7012 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7014 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7015 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7017 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7018 <sim*>: Always use crt1.o, regardless of N in simN.
7019 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7020 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7021 (CRT_CALL_STATIC_FUNCTION): Remove.
7022 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7023 use crt1.o, regardless of N in simN.
7024 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7025 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7026 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7027 case isystem setting.
7028 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7030 2005-01-25 Ian Lance Taylor <ian@airs.com>
7032 * gimple-low.c (block_may_fallthru): Correct handling of
7033 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7035 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7037 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7038 handlers to match indentation; nested under the mtune=* handler.
7039 Similar for mcpu= and march=.
7041 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7043 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7044 * config/mips/linux64.h (LIB_SPEC): Likewise.
7045 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7046 * config/sh/linux.h (LIB_SPEC): Likewise.
7048 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7050 * config/frv/frv.c (frv_legitimize_tls_address): New.
7051 (TARGET_HAVE_TLS): Define.
7052 (FRV_SYMBOL_REF_TLS_P): Define.
7053 (frv_override_options): Handle new register classes.
7054 (frv_legitimate_address_p): Reject tls addresses.
7055 (frv_legitimize_address): Handle TLS addresses.
7056 (gen_inlined_tls_plt): New.
7058 (frv_legitimize_tls_address): New.
7059 (unspec_got_name): Add TLS entries.
7060 (got12_operand): Add R_FRV_TLSMOFF12 case.
7061 (frv_emit_move): Fixup TLS addresses.
7062 (frv_emit_movsi): Legitimize TLS addresses.
7064 * config/frv/frv.h (MASK_BIG_TLS): New.
7065 (TARGET_BIG_TLS): New.
7066 (HAVE_AS_TLS): Define.
7067 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7068 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7069 (REG_CLASS_NAMES): Same.
7070 (REG_CLASS_CONTENTS): Same.
7071 (CONSTRAINT_LEN): New.
7072 (REG_CLASS_FROM_CONSTRAINT): New.
7073 (PREDICATE_CODES): Add symbolic_operand.
7075 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7076 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7077 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7078 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7079 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7080 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7081 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7082 GR9_REG, GR14_REG, LRREG.
7083 (type): Add load_or_call attribute.
7084 ("load_or_call"): New reservation.
7085 ("call_gettlsoff"): New.
7086 ("tls_indirect_call"): New.
7087 ("tls_load_gottlsoff12"): New.
7088 ("tlsoff_hilo"): New.
7089 ("tls_tlsdesc_ldd"): New.
7090 ("tls_tlsoff_ld"): New.
7093 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7095 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7097 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7098 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7099 * config/frv/frv.c (TLS_BIAS): Define.
7100 (frv_output_dwarf_dtprel): New.
7102 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7104 PR rtl-optimization/19579
7105 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7106 both A and B, see if they don't clobber registers the other expr uses.
7108 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7110 * real.c (do_add): Initialize signalling and canonical members.
7112 * real.c (real_from_integer): Zero out destination.
7114 2005-01-18 Jan Hubicka <jh@suse.cz>
7116 PR tree-optimize/19337
7117 * tree-inline.c (initialize_inlined_parameters): Copy
7118 saved_static_chain_decl only.
7120 2005-01-25 Richard Henderson <rth@redhat.com>
7124 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7125 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7126 80387 enabled, to return a proper subclass. Return the subset that
7127 overlaps with GENERAL_REGS for PLUS.
7128 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7130 2005-01-25 Richard Henderson <rth@redhat.com>
7133 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7135 2005-01-25 Roger Sayle <roger@eyesopen.com>
7137 * expmed.c (choose_multiplier): Change interface to return the
7138 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7139 (expand_divmod): Update calls to choose_multiplier.
7141 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7144 * expmed.c (extract_bit_field): Use adjust_address instead of
7145 gen_lowpart when op0 is a MEM.
7147 2005-01-24 Steven Bosscher <stevenb@suse.de>
7149 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7151 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7153 * config/mips/irix-csr.c: New file.
7154 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7155 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7156 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7159 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7162 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7163 sparc/elf.h, add sparc/sp-elf.h.
7164 (sparc-*-rtems*): Likewise.
7165 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7166 tm-dwarf2.h, add sparc/sp-elf.h.
7167 (sparc86x-*-elf): Likewise.
7168 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7169 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7170 TARGET_OS_CPP_BUILTINS.
7171 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7172 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7174 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7175 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7176 (SWITCH_TAKES_ARG): Likewise.
7177 (LOCAL_LABEL_PREFIX): Likewise.
7178 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7179 (TARGET_N_FORMAT_TYPES): Delete.
7180 (TARGET_FORMAT_TYPES): Likewise.
7181 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7182 * config/sparc/elf.h: Delete.
7183 * config/sparc/sp-elf.h: New file.
7185 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7187 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7188 * tree-flow.h: Remove the corresponding prototype.
7189 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7190 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7192 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7195 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7196 for AIX ABI or ELF -fPIC.
7197 (rs6000_emit_load_toc_table): Don't create toc_section here.
7198 (rs6000_xcoff_file_start): Nor here.
7200 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7202 * sh.c (ra.h): Don't #include.
7203 (hard_regs_intersect_p): New function, resurrected from ra.c.
7205 * sh.c: Fix 1996 Copyright.
7207 2005-01-24 Richard Henderson <rth@redhat.com>
7208 Aldy Hernandez <aldyh@redhat.com>
7210 * regrename.c (note_sets): Handle subregs.
7212 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7215 * genconditions.c (write_header, write_conditions): Elide file if
7218 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7220 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7221 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7224 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7226 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7227 expand_builtin_printf, expand_builtin_fprintf,
7228 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7229 checking against POINTER_TYPE.
7230 (validate_arglist): Handle POINTER_TYPE code by checking
7233 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7235 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7237 (for_each_rtx): Call for_each_rtx_1.
7238 * rtl.h (init_rtlanal): Declare.
7239 * toplev.c (backend_init): Call init_rtlanal.
7241 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7243 * flow.c (propagate_one_insn): Formatting.
7246 * flow.c (libcall_dead_p): Be more conservative if unsure.
7247 If there are any instructions between insn and call, see if they are
7248 all dead before saying the libcall is dead.
7250 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7252 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7253 operand constraint for operand 0.
7255 2005-01-23 Richard Henderson <rth@redhat.com>
7258 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7259 edges leading to join block.
7261 2005-01-23 Roger Sayle <roger@eyesopen.com>
7263 * expmed.c (expand_mult_highpart): Make static. Change type of
7264 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7265 (expand_divmod): Updates calls to expand_mult_highpart by using
7266 gen_int_mode to pass a CONST_INT rtx.
7267 * rtl.h (expand_mult_highpart): Remove prototype.
7269 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7271 * flow.c (regset_bytes, regset_size): Remove.
7273 * cfganal.c: Fix a reference to Harvey's paper.
7275 2005-01-23 Steven Bosscher <stevenb@suse.de>
7277 PR rtl-optimization/19464
7278 * tree-optimize.c (init_tree_optimization_passes): Add one more
7279 copyrename pass just before out-of-ssa.
7281 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7284 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7285 * ggc-none.c (ggc_free): Define.
7287 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7289 * cse.c (max_reg, max_insn_uid): Remove.
7290 (cse_main): Don't access max_reg or max_insn_uid.
7292 * c-common.c (explicit_flag_signed_bitfields,
7293 lang_statement_code_p, lang_expand_function_end): Remove.
7294 * c-common.h: Remove the corresponding declarations.
7295 * c-opts.c (c_common_handle_option): Remove all write access
7296 to explicit_flag_signed_bitfields.
7298 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7299 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7300 * cgraph.h: Remove the corresponding declaration.
7302 * gcse.c (null_pointer_info): Remove.
7304 2005-01-23 Roger Sayle <roger@eyesopen.com>
7305 Eric Botcazou <ebotcazou@libertysurf.fr>
7307 * combine.c (simplify_logical): Only simplify logical expressions
7308 of the form ior(and(x,y),z) by the inverse distributive law if the
7309 result is cheaper than the original.
7311 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7313 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7314 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7315 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7316 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7317 config/freebsd-spec.h, config/arm/arm.h,
7318 config/h8300/h8300.md, config/i386/i386.md,
7319 config/i386/predicates.md, config/i386/sse.md,
7320 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7321 config/vax/vax.md: Fix comment typos. Follow spelling
7324 2005-01-23 Steven Bosscher <stevenb@suse.de>
7326 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7327 tests, instead of `less than'.
7329 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7331 * function.c (assign_parm_setup_block): When creating a new stack slot
7332 for a parameter, get its alignment from the parameter's DECL_ALIGN
7333 rather than the type's TYPE_ALIGN. Make sure that the parameter
7334 is at least word aligned.
7336 2005-01-22 Roger Sayle <roger@eyesopen.com>
7339 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7341 2005-01-22 Richard Henderson <rth@redhat.com>
7344 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7345 in both compare operands.
7346 (movdfcc_1_sse_max): Likewise.
7347 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7348 (movdfcc_1_sse): Likewise.
7349 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7350 scratch register as needed.
7352 2005-01-22 Richard Henderson <rth@redhat.com>
7354 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7356 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7358 2005-01-22 Richard Henderson <rth@redhat.com>
7360 * genopinit.c (optabs): Use smin/smax for floating point too.
7361 * doc/md.texi: Update to match. Clarify that floating point
7362 results are undefined for +0/-0 and NaN.
7363 * doc/rtl.texi: Likewise.
7364 * rtl.def (SMIN, SMAX): Likewise
7365 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7367 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7368 leading 's' to the name.
7369 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7370 smaxxf3, sminxf3): Likewise.
7371 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7374 2005-01-22 Paul Brook <paul@codesourcery.com>
7376 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7378 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7380 * config/s390/s390.c (struct processor_costs): New fields
7381 dlgr, dlr, dr, dsgfr, dsgr.
7382 (z900_cost, z990_cost): Values for new fields.
7383 (s390_rtx_costs): New cases MEM und COMPARE in switch
7384 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7385 DIV, MOD, UDIV, UMOD.
7387 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7389 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7390 into the register being decremented.
7391 ("doloop_si31", "doloop_di"): Likewise.
7392 ("*doloop_si_long"): Adapt pattern.
7394 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7396 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7398 (CLASS_MAX_NREGS): Likewise.
7400 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7402 * doc/tree-ssa.texi (Statement Operands): Add example for new
7403 must-def macro. Note deprecation of old operands interface.
7405 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7407 PR tree-optimization/19484
7408 * tree-cfg.c (remove_fallthru_edge): New function.
7409 (cleanup_control_flow): Remove fallthru edges from calls that are
7410 now known not to return.
7412 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7414 Fix PR tree-optimization/19038
7415 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7416 copies with loop variant ones.
7418 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7420 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7421 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7422 config/alpha/alpha.md, config/alpha/predicates.md,
7423 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7424 config/sparc/sol2.h: Update copyright.
7426 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7427 first label to see if it is a nonlocal label.
7429 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7430 Andrew Pinski <pinskia@physics.uc.edu>
7433 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7434 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7436 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7438 * config/rs6000/rtems.h: Update copyright.
7440 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7443 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7444 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7445 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7447 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7450 * c-typeck.c (convert_arguments): Check for error_mark_node.
7452 2005-01-21 Ian Lance Taylor <ian@airs.com>
7454 PR tree-optimization/13000
7455 * tree-inline.c: Include "tree-flow.h".
7456 (expand_call_inline): If warn_return_type, warn if non-void inline
7457 function falls through.
7458 * tree-cfg.c (execute_warn_function_return): Don't warn about
7459 control reaching end if TREE_NO_WARNING is set. Set
7461 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7463 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7464 branch if we don't need one.
7465 * c-typeck.c: Include "tree-flow.h"
7466 (c_finish_bc_stmt): Don't add a goto if the current statement
7467 list doesn't fall through to the current point.
7469 2005-01-21 Roger Sayle <roger@eyesopen.com>
7471 PR rtl-optimization/576
7472 * real.c (real_arithmetic): Change return type from void to bool
7473 to return an indication that the result may be inexact.
7474 * real.h (real_arithmeric): Update prototype.
7475 * fold-const.c (const_binop): Don't constant fold floating
7476 point expressions when the user specifies -frounding-math and
7477 the result may depend upon the run-time rounding mode.
7478 (fold_convert_const_real_from_real): Clean-up.
7479 (fold_initializer): Ignore flag_rounding_math for initializers.
7480 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7481 constant fold FP operations with flag_rounding_math if the
7482 result may depend upon the run-time rounding mode.
7484 2005-01-21 Tom Tromey <tromey@redhat.com>
7486 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7488 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7490 * tree-cfg.c: Fix comment typos.
7492 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7494 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7495 around the call to rest_of_handle_branch_target_load_optimize.
7497 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7499 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7500 (sparc64-*-openbsd*): Likewise.
7501 (sparclite-*-elf*): Include tm-dwarf2.h.
7502 (sparc86x-*-elf*): Likewise.
7503 (sparc64-*-elf*): Likewise.
7504 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7505 (DBX_DEBUGGING_INFO): Likewise.
7506 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7507 (PREFERRED_DEBUGGING_TYPE): Likewise.
7508 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7509 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7510 (PREFERRED_DEBUGGING_TYPE): Likewise.
7511 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7512 (PREFERRED_DEBUGGING_TYPE): Likewise.
7513 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7515 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7518 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7520 2005-01-20 Paul Brook <paul@codesourcery.com>
7522 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7524 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7526 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7527 label is first in a sequence of labels.
7529 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7531 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7532 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7534 * doc/sourcebuild.texi (Test Directives): New.
7536 2005-01-20 Roger Sayle <roger@eyesopen.com>
7538 * real.c (real_floor): Don't leave the result uninitialized when
7539 mode is VOIDMode, but return the unrounded intermediate value.
7540 (real_ceil): Likewise.
7542 2005-01-20 Paul Brook <paul@codesourcery.com>
7544 * config/arm/arm.md (insv): Use gen_int_mode.
7546 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7548 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7549 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7550 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7551 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7552 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7554 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7557 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7558 fbreg, so we have to assume we can't.
7559 (loc_descriptor_from_tree_1): Ditto.
7560 (containing_function_has_frame_base): New function.
7561 (add_location_or_const_value_attribute): Use it.
7562 Also try to generate a frame_base from a single element location
7565 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7567 PR tree-optimization/15349
7568 * timevar.def (TV_TREE_MERGE_PHI): New.
7569 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7571 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7572 calls to tree_forwarder_block_p.
7573 (remove_forwarder_block_with_phi, merge_phi_nodes,
7574 gate_merge_phi, pass_merge_phi): New.
7575 * tree-optimize.c (init_tree_optimization_passes): Add
7577 * tree-pass.h: Add an extern for pass_merge_phi;
7579 2005-01-20 Richard Henderson <rth@redhat.com>
7582 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7583 (_mm_castps_pd, _mm_castps_si128): New.
7584 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7586 2005-01-20 Richard Henderson <rth@redhat.com>
7589 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7590 __builtin_ia32_vec_init_v2si.
7591 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7592 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7593 (ix86_init_mmx_sse_builtins): Create it.
7594 (ix86_expand_builtin): Expand it.
7595 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7596 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7597 (vec_extractv2si_0, vec_extractv2si_1): New.
7599 2005-01-20 Richard Henderson <rth@redhat.com>
7602 * config/i386/i386.c (ix86_expand_push): New.
7603 * config/i386/mmx.md (push<MMXMODE>1): New.
7604 * config/i386/sse.md (push<SSEMODE>1): New.
7605 * config/i386/i386-protos.h: Update.
7607 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7609 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7612 2005-01-20 Richard Henderson <rth@redhat.com>
7614 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7615 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7617 2005-01-19 Richard Henderson <rth@redhat.com>
7620 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7621 to V4SFmode in SSE1 fallback load path.
7623 2005-01-19 Richard Henderson <rth@redhat.com>
7625 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7626 in QImode expansion to ix86_expand_vector_set.
7627 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7629 2005-01-19 Richard Henderson <rth@redhat.com>
7632 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7633 subclass of the input class.
7634 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7635 Always true for cross-SSE1 classes. Rationalize conditionals.
7636 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7637 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7638 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7639 (movdi_2): Add MMX/SSE zeros.
7640 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7641 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7642 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7643 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7644 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7645 (zero_extendsidi2_rex64_1): Remove.
7646 (MOV0 peephole): Check GENERAL_REG_P.
7648 2005-01-19 Richard Henderson <rth@redhat.com>
7651 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7653 (ix86_expand_vector_extract): Likewise.
7655 2005-01-19 Richard Henderson <rth@redhat.com>
7658 * expr.c (emit_move_change_mode): New argument force; use
7659 simplify_gen_subreg if true.
7660 (emit_move_via_alt_mode): Merge into ...
7661 (emit_move_via_integer): ... here.
7662 (emit_move_ccmode): Use emit_move_change_mode directly.
7664 2005-01-19 Richard Henderson <rth@redhat.com>
7667 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7668 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7669 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7671 (alpha_emit_set_const): Likewise. Make static.
7672 (alpha_emit_set_long_const): Make static.
7673 (alpha_extract_integer): Split out from alpha_expand_mov.
7674 (alpha_split_const_mov): Likewise.
7675 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7676 (alpha_legitimate_constant_p): New.
7677 * config/alpha/alpha-protos.h: Update.
7678 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7679 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7680 * config/alpha/alpha.md (movsi): Add n alternative.
7681 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7682 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7683 (splitters for all of the above): Use alpha_split_const_mov.
7684 * config/alpha/predicates.md (non_add_const_operand): New.
7685 (non_zero_const_operand): New.
7686 (input_operand): Use alpha_legitimate_constant_p after reload.
7688 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7690 PR tree-optimization/19038
7691 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7692 (add_candidate): Add ivs with increment in latch only if
7693 allow_ip_end_pos_p is true.
7694 (determine_iv_cost): Use empty_block_p.
7696 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7698 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7699 (compute_dominance_frontiers): Ditto.
7701 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7704 * config/sh/t-rtems: New.
7705 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7707 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7709 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7710 the offset of the selected field.
7712 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7714 * tree-cfg.c (remove_forwarder_block): Fix the check to
7715 prevent a nonlocal label from appearing in the middle of a
7718 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7720 PR rtl-optimization/19462
7721 * reorg.c (find_end_label): Create return insn only if
7722 current_function_epilogue_delay_list is empty.
7724 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7726 * doc/passes.texi: Remove paragraph mentioning new-ra.
7728 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7730 PR rtl-optimization/15139
7731 * combine.c: Include params.h.
7732 (count_rtxs): New function.
7733 (record_value_for_reg): If replace_rtx would replace at least
7734 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7735 (clobber (const_int 0)) instead of TEM.
7736 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7737 * params.h (MAX_LAST_VALUE_RTL): New.
7738 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7739 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7742 * c-typeck.c (digest_init): Only call build_vector if all constructor
7743 elements are *_CST nodes.
7744 * gimplify.c (gimplify_init_constructor): Likewise.
7747 * c-typeck.c (digest_init): Only call build_vector if inside_init
7750 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7752 * toplev.c (init_asm_output): Remove dead #ifdef.
7754 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7756 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7758 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7760 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7761 accessing DECL_FUNCTION_CODE.
7762 * dojump.c (do_jump): Likewise.
7763 * gimplify.c (gimplify_call_expr): Likewise.
7764 * predict.c (expr_expected_value): Likewise.
7765 (strip_builtin_expect): Likewise.
7766 * tree-inline.c (estimate_num_insns_1): Likewise.
7767 * tree-ssa-loop-im.c (stmt_cost): Likewise
7768 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7769 (tree_expr_nonnegative_p): Likewise.
7771 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7773 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7774 variant of the load_pcrel_sym pattern.
7775 * config/sparc/sparc.md (P macro): Move to the top.
7776 (load_pcrel_sym): Macroize using P.
7777 (save_register_window): Likewise.
7779 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7781 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7784 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7787 * c-typeck.c (build_asm_expr): Strip nops off
7788 input memory operands.
7790 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7792 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7793 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7794 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7795 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7797 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7800 * config/i386/i386.c (override_options): If the 80387 is disabled,
7801 then do not return FP values using FP registers.
7803 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7805 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7806 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7807 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7808 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7809 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7810 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7811 output.h, postreload-gcse.c, postreload.c, recog.c,
7812 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
7813 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
7814 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
7815 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
7816 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
7817 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
7818 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
7819 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
7821 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
7822 config/alpha/alpha.c, config/arm/vfp.md,
7823 config/i386/emmintrin.h, config/i386/i386-modes.def,
7824 config/i386/i386-protos.h, config/i386/i386.h,
7825 config/i386/pmmintrin.h, config/i386/ppro.md,
7826 config/i386/predicates.md, config/i386/xmmintrin.h,
7827 config/i860/i860.c, config/ia64/ia64-modes.def,
7828 config/ia64/ia64-protos.h, config/ia64/ia64.h,
7829 config/ia64/ia64.md, config/ia64/itanium1.md,
7830 config/ia64/itanium2.md, config/ia64/predicates.md,
7831 config/iq2000/iq2000.h, config/mips/linux64.h,
7832 config/rs6000/aix41.h, config/rs6000/aix43.h,
7833 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
7834 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7835 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
7836 config/sparc/linux64.h, config/sparc/litecoff.h,
7837 config/sparc/sp64-elf.h, config/sparc/sparc.c,
7838 config/sparc/sparc.h, config/sparc/sparc.md,
7839 config/sparc/sysv4-only.h: Update copyright.
7841 2005-01-18 Richard Henderson <rth@redhat.com>
7844 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
7846 2005-01-18 Marc Espie <espie@openbsd.org>
7847 * config/i386/openbsdelf.h: Typo.
7849 2005-01-18 Richard Henderson <rth@redhat.com>
7851 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
7852 special case for sse.
7853 * config/i386/predicates.md (sse_comparison_operator): Likewise.
7855 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
7857 * tree-inline.c (estimate_num_insns_1): Added cases for
7858 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
7860 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7862 PR rtl-optimization/19296
7863 * combine.c (simplify_comparison): Rewrite the condition under
7864 which a non-paradoxical SUBREG of a PLUS can be lifted when
7865 compared against a constant.
7867 2005-01-18 Andi Kleen <ak@muc.de>
7869 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
7870 * c.opt (-Wpointer-sign): Add.
7871 * doc/invoke.texi: (-Wpointer-sign): Add.
7873 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7875 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
7876 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
7877 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
7878 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
7879 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
7880 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
7881 for TARGET_MIX_SSE_I387.
7882 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
7883 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
7884 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
7885 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
7886 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
7887 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
7888 TARGET_MIX_SSE_I387.
7889 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
7892 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7895 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
7896 Add movaps alternative for xmm reg->reg move.
7898 2005-01-17 Jeff Law <law@redhat.com>
7900 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
7901 at the end of the main DOM loop rather than just before DOM exits.
7903 2005-01-17 Diego Novillo <dnovillo@redhat.com>
7905 PR tree-optimization/19121
7906 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
7907 adding aliases to a name tag, also add them to the pointer's
7909 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
7910 sensitive alias info at all. Only check that the two pointers
7911 have compatible pointed-to sets.
7912 * tree-ssa.c (verify_name_tags): Verify that the alias set of
7913 a pointer's type tag is a superset of the alias set of the
7916 2005-01-17 James E Wilson <wilson@specifixinc.com>
7919 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
7920 comment to document why.
7922 2005-01-17 Richard Henderson <rth@redhat.com>
7924 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
7925 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
7926 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
7927 sse2_vmsminv2df3_finite): New.
7928 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
7929 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
7930 Force op1 into register.
7932 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
7934 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
7935 bubblestrap from always rebuilding build directory.
7937 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7939 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7940 ("*cmpmem_short"): Likewise.
7942 2005-01-17 Steven Bosscher <stevenb@suse.de>
7944 * basic-block.h: Document BB_* flags.
7945 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7946 use an sbitmap instead.
7947 * sched-rgn.c (compute_trg_info): Likewise.
7949 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7951 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7952 redundant target_cpu_default and extra_parts lines. Use the default
7954 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7955 (SUBTARGET_EXTRA_SPECS): Delete.
7956 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7957 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7958 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7959 and "n32" for -mabi=n32.
7961 2005-01-17 Ian Lance Taylor <ian@airs.com>
7964 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7965 fold constant variables into initial values.
7967 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7969 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7971 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7972 through the statements backward.
7974 2005-01-17 Ian Lance Taylor <ian@airs.com>
7976 PR middle-end/13127:
7977 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7978 a variable set to the return value of the inlined function.
7980 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7982 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7983 when modes are tieable.
7985 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7987 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7988 of pthread_create to find out if threads are enabled.
7989 * gthr-posix95.h (__gthread_active_p): Likewise.
7991 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7993 * common.opt (-fnew-ra): Remove.
7995 * toplev.h (flag_new_regalloc): Remove.
7996 * Makefile.in (ra*.*): Don't mention.
7997 * passes.c (rest_of_handle_new_regalloc): Remove.
7998 (rest_of_handle_combine, rest_of_compilation): Always consider
7999 flag_new_regalloc as false.
8000 * doc/invoke.texi: Don't document -fnew-ra.
8002 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8004 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8005 last parameter to reg_scan.
8006 * loop.c (loop_optimize): Likewise.
8007 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8008 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8009 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8010 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8011 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8012 * regclass.c (reg_scan): Likewise, for the declaration.
8013 * rtl.h (reg_scan): Likewise, for the prototype.
8015 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8017 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8018 mark_dfs_back_edges.
8020 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8022 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8023 (compute_avail): Uses don't go in tmp_gen.
8025 2005-01-16 Steven Bosscher <stevenb@suse.de>
8027 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8028 loop to look for a free slot in a page entry.
8030 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8033 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8034 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8035 just before targetm.asm_out.file_end.
8036 * tree.h (process_pending_assemble_output_defs): Declare.
8037 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8039 (assemble_alias): Defer generation of assembly code for defines when
8040 TARGET_DEFERRED_OUTPUT_DEFS is true.
8041 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8042 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8043 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8045 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8048 * pa.c (pa_scalar_mode_supported_p): New function.
8049 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8050 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8052 * pa-protos.h (prefetch_operand): Delete.
8053 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8054 * pa.c (prefetch_operand): Delete.
8055 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8056 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8057 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8058 and prefetch_nocc_operand.
8059 * pa.md (prefetch): Rework to avoid reload problems handling short
8060 displacements when a cache control completer needs to be provided.
8061 (prefetch_32, prefetch_64): Delete.
8062 (prefetch_cc, prefetch_nocc): New patterns.
8064 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8066 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8068 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8071 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8072 exceeds maximum alignment for global common data.
8073 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8074 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8076 2004-01-15 Roger Sayle <roger@eyesopen.com>
8078 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8080 2004-01-15 Roger Sayle <roger@eyesopen.com>
8082 * harg-reg-set.h (reg_class_names): Prototype global array.
8083 * regclass.c (reg_class_names): Declare here and initialize to
8085 (dump_regclass): Remove local declaration of reg_class_names.
8086 (regclass): Likewise.
8087 * cfg.c (dump_flow_info): Likewise.
8088 * ra-debug.c (reg_class_names): Likewise.
8089 * regrename.c (reg_class_names): Likewise.
8090 * reload.c (reg_class_names): Likewise.
8091 * reload1.c (spill_failure): Likewise.
8092 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8094 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8096 * config/s390/s390.md ("reload_outti"): Remove predicate for
8097 output operand. Abort if operand is not a MEM.
8098 ("reload_outdi", "reload_outdf"): Likewise.
8100 2005-01-15 Marc Espie <espie@openbsd.org>
8102 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8103 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8104 * config/openbsd.h: Fix C++ includes for native configurations.
8105 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8106 Add trampoline support.
8107 * config/i386/openbsdelf.h: New.
8109 2005-01-15 Marc Espie <espie@openbsd.org>
8111 * collect2.c (main): Explicitly parse -dynamic-linker option.
8113 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8115 PR tree-optimization/19060
8116 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8117 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8118 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8119 and handle extract_range_from_cond returning false.
8120 * fold-const.c (fold): Optimize comparisons with min/max even for
8121 width > HOST_BITS_PER_WIDE_INT.
8123 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8125 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8126 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8127 Remove little endian multilib variants.
8128 Add mips32 multilib variant.
8130 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8132 * explow.c (copy_all_reg, stabilize): Remove.
8133 * expr.h: Remove the corresponding prototypes.
8135 * rtlanal.c (regs_set_between_p): Remove.
8136 * rtl.h: Remove the corresponding prototype.
8138 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8140 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8141 to rs6000_nonimmediate_operand.
8142 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8143 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8144 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8145 rs6000_nonimmediate_operand.
8146 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8147 rs6000_nonimmediate_operand.
8149 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8151 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8153 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8155 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8157 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8158 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8160 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8161 (rs6k_nonimmediate_operand): New.
8162 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8164 (legitimate_lo_sum_address_p): Same.
8165 (rs6000_legitimize_address): Same.
8166 (rs6000_legitimize_reload_address): Same.
8167 (rs6000_legitimate_address): Same.
8168 (spe_build_register_parallel): Pass DF and DC modes in a DI
8171 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8172 to rs6k_nonimmediate_operand.
8174 * config/rs6000/spe.md ("*frob_df_di"): New.
8175 ("*frob_di_df"): New.
8176 ("*frob_di_df_2"): New.
8177 ("*mov_sidf_e500_subreg0"): New.
8178 ("*mov_sidf_e500_subreg4"): New.
8179 ("*movdf_e500_double"): Change predicate to
8180 rs6k_nonimmediate_operand.
8182 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8184 * postreload.c (move2add_note_store): Only call
8185 trunc_int_for_mode on scalar integers.
8187 2005-01-14 Steven Bosscher <stevenb@suse.de>
8189 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8190 replace BB_VISITED uses.
8191 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8192 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8193 (tree_dce_done): Free visited_control_parents.
8194 (perform_tree_ssa_dce): Allocate and clear it.
8195 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8196 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8197 instead of BB_VISITED.
8199 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8201 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8202 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8203 Remove unused prototypes.
8205 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8207 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8208 64-bit register usage.
8209 (spe_func_has_64bit_regs_p): Add FIXME note.
8211 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8213 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8214 flag_finite_math_only with flag_unsafe_math_optimizations.
8216 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8218 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8220 (__tpf_eh_return): Copy TPF private stack area from the module
8221 boundary stack frame. Add check for when module addresses are
8222 equal, but no stub address is found.
8224 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8227 * arm.h (struct machine_function): Add call_via field.
8228 (thumb_call_via_label): Declare.
8229 * arm.c (thumb_call_via_label): New variable.
8230 (thumb_call_reg_needed): New variable.
8231 (arm_output_function_epilogue): For Thumb code, output any per-function
8232 call-indirect trampolines.
8233 (thumb_call_via_reg): New function.
8234 (arm_file_end): New function.
8235 (TARGET_ASM_FILE_END): Call arm_file_end.
8236 (aof_file_end): Likewise.
8237 * arm-protos.h (thumb_call_via_reg): Declare.
8238 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8239 thumb_call_via_reg in normal case.
8241 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8244 PR rtl-optimization/19348
8245 * recog.c (peephole2_optimize): Do global life update if some peephole
8246 decides it doesn't need at least one of its inputs and that change
8247 influences liveness at the start of the basic block.
8249 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8250 arguments instead of 1.
8252 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8255 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8256 zero for nested functions needing a static chain or functions
8257 with a non-constant address.
8259 2005-01-13 Roger Sayle <roger@eyesopen.com>
8261 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8262 (and (sign_extend X) C) into (zero_extend (and X C)).
8264 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8266 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8268 2005-01-13 Richard Henderson <rth@redhat.com>
8273 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8274 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8275 not just TARGET_SSE.
8276 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8277 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8278 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8279 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8280 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8281 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8282 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8283 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8284 (movdicc_c_rex64): Rename with '*'.
8285 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8286 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8287 (movsfcc_1_387): Rename from movsfcc_1.
8288 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8289 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8290 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8291 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8292 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8293 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8294 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8295 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8296 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8297 sse_movdfcc_const0_4): Remove.
8298 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8299 recognize min/max early. Update for changed sse cmove patterns.
8300 (ix86_split_sse_movcc): New.
8301 * config/i386/i386-protos.h: Update.
8303 2005-01-13 Steven Bosscher <stevenb@suse.de>
8305 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8306 (fix_stmt_v_may_defs): Likewise.
8308 2005-01-13 Richard Henderson <rth@redhat.com>
8310 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8311 for converting the mask.
8313 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8315 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8318 2005-01-13 Richard Henderson <rth@redhat.com>
8320 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8321 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8322 IX86_BUILTIN_MOVDQ2Q): Remove.
8323 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8324 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8325 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8327 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8328 (sse2_pextrw): Fix immediate constraint.
8329 (sse2_loadq, sse2_loadq_rex64): Remove.
8330 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8331 Use __builtin_ia32_vec_ext_<size>.
8332 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8334 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8336 * function.c (assign_parm_setup_block): Look inside original
8337 entry_parm when inspecting PARALLEL.
8339 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8340 Joel Sherrill <joel@oarcorp.com>
8343 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8344 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8345 rtems_gxx_recursive_mutex_init.
8346 (__gthread_recursive_mutex_lock): New function.
8347 (__gthread_recursive_mutex_trylock): Likewise.
8348 (__gthread_recursive_mutex_unlock): Likewise.
8350 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8352 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8354 2005-01-13 Jan Beulich <jbeulich@novell.com>
8356 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8357 (ashrti3_internal): Indicate output is early clobber. Generate result
8358 into output rather than first input. Use move for low word of output
8359 if shift count is exactly 64.
8360 (lshrti3_internal): Likewise.
8362 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8366 * reload1.c (delete_output_reload): Don't delete an output reload
8367 if the pseudo lives longer than a single basic block. Adjust and
8368 improve wording of comment.
8370 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8373 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8374 of TYPE_SIZE where we mean the number of bytes.
8376 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8378 * function.c (assign_parm_setup_block): Relax condition on
8379 multi-register optimization.
8381 2005-01-12 Nick Clifton <nickc@redhat.com>
8383 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8384 an "in_delay_slot" attribute of "no" to prevent them being used in
8385 delay slots. This is forbidden because they might generate
8388 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8391 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8394 2005-01-12 Nick Clifton <nickc@redhat.com>
8396 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8397 passed on to GAS) but do not define, as GAS no longer supports or
8398 needs the -m2000 option.
8400 2005-01-11 Roger Sayle <roger@eyesopen.com>
8402 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8403 type as args of unprototyped builtins aren't automatically promoted.
8404 (fold_builtin_abs): Likewise.
8406 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8408 * Makefile.in: Set a `build-warn' variable.
8410 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8412 PR tree-optimization/17949
8413 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8414 (find_interesting_uses_address): Use it.
8416 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8418 * regrename.c (kill_value): Handle subreg's that won't simplify.
8420 2005-01-11 Richard Henderson <rth@redhat.com>
8423 * config/i386/i386.h (enum ix86_builtins): Move ...
8424 * config/i386/i386.c: ... here.
8425 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8426 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8427 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8428 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8429 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8430 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8431 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8432 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8433 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8434 IX86_BUILTIN_LOADDDUP): Remove.
8435 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8436 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8437 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8438 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8439 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8440 (ix86_init_builtins): Make static.
8441 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8442 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8443 if all the modes match. Otherwise, fake it.
8444 (get_element_number, ix86_expand_vec_init_builtin,
8445 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8446 (ix86_expand_builtin): Make static. Update for changed builtins.
8447 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8448 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8449 (ix86_expand_vector_init_duplicate): New.
8450 (ix86_expand_vector_init_low_nonzero): New.
8451 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8452 Split out from ix86_expand_vector_init; handle integer modes.
8453 (ix86_expand_vector_init): Use them.
8454 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8455 * config/i386/i386-protos.h: Update.
8456 * config/i386/predicates.md (reg_or_0_operand): New.
8457 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8458 (movv2sf_internal): Likewise. And a splitter to match them all.
8459 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8460 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8461 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8462 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8463 (mmx_pinsrw): Fix operand ordering.
8464 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8465 rather than sse_loadss expander.
8466 (movv2df splitter): Similarly.
8467 (sse_loadss, sse_loadlss): Remove.
8468 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8469 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8470 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8471 (sse3_movddup): Rename with '*'.
8472 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8473 (sse2_loadsd): Remove.
8474 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8475 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8476 (sse2_pinsrw): Fix argument ordering.
8477 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8478 (sse2_stored): Remove 'r' destination.
8479 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8480 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8481 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8482 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8483 vec_extractv16qi, vec_initv16qi): New.
8485 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8486 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8487 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8489 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8490 (_mm_load_si128, _mm_store_si128): Likewise.
8491 (_mm_load1_pd): Use _mm_set1_pd.
8492 (_mm_load_sd): Use _mm_set_sd.
8493 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8494 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8495 (_mm_set_epi64): Use _mm_set_epi64x.
8496 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8497 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8498 _mm_setr_epi8): Use _mm_set_foo form.
8499 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8500 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8501 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8502 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8503 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8504 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8505 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8506 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8507 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8508 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8509 (_mm_movedup_pd): Use _mm_shuffle_pd.
8510 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8511 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8512 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8513 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8515 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8516 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8517 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8518 (_mm_store_ps): Use raw dereference.
8519 (_mm_store1_ps): Use _mm_storeu_ps.
8520 (_mm_storer_ps): Use _mm_store_ps.
8521 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8522 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8524 2005-01-11 Stan Shebs <shebs@apple.com>
8526 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8527 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8529 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8532 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8533 Skip all DECLs except for FIELD_DECLs.
8535 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8537 * config/s390/s390.c (override_options): Return error if
8538 -mbackchain, -mpacked-stack and -mhard-float are used together.
8539 (s390_va_start): Remove the backchain && packed-stack special case.
8540 (s390_gimplify_va_arg): Likewise.
8541 * doc/invoke.texi: Remove the ABI incompatibility note.
8543 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8545 * config/s390/s390.c (struct s390_frame_layout): Remove
8547 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8548 save_backchain_p with TARGET_BACKCHAIN.
8550 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8553 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8554 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8555 * function.c (locate_and_pad_parm): Set new field.
8556 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8557 Tweak where_pad test to include "none". Always set mem align for
8559 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8560 not sufficient for type.
8561 (assign_parm_setup_block): If stack_parm is zero on entry, always
8562 make a new stack local. Block move old stack parm if necessary
8563 to new aligned stack local.
8564 (assign_parm_setup_stack): Use a block move to handle
8565 potentially misaligned entry_parm.
8566 (assign_parms_unsplit_complex): Specify required alignment when
8567 creating stack local.
8568 * calls.c (compute_argument_addresses): Override alignment of stack
8569 arg calculated from its type with the alignment given by
8570 FUNCTION_ARG_BOUNDARY.
8571 (store_one_arg): Likewise.
8573 2005-01-11 Jan Beulich <jbeulich@novell.com>
8575 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8576 Change respective itanium_class attribute to ialu.
8577 (shladdp4_internal): New.
8578 * config/ia64/predicates.md (shladd_log2_operand): New.
8580 2005-01-11 Richard Henderson <rth@redhat.com>
8582 * expr.c (store_constructor): Use rtvec_alloc instead of
8583 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8585 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8587 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8589 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8591 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8592 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8593 (TARGET_RWRELOC): Define.
8594 (ia64_rwreloc_section_type_flags): Delete.
8595 (ia64_section_type_flags): New function.
8596 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8597 (TARGET_RWRELOC): Define.
8599 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8602 * config/ia64/ia64.c (process_set): For alloc insn, only call
8603 process_epilogue is !frame_pointer_needed.
8605 2005-01-10 Roger Sayle <roger@eyesopen.com>
8608 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8609 unary operator and can't be treated as a binary/comparison operator.
8611 2005-01-10 Richard Henderson <rth@redhat.com>
8613 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8614 (ix86_return_in_memory): Likewise.
8615 (function_arg_advance): Likewise. Mirror structure in function_arg
8616 for choosing register to advance.
8618 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8620 * tree-vectorizer.c, tree.def: Fix comment typos.
8622 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8624 * config/s390/s390.c (struct processor_costs): 4 new fields:
8625 ddbr, ddr, debr, der.
8626 (s390_rtx_costs): More precise handling of divide instructions.
8628 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8630 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8632 2005-01-10 Jan Beulich <jbeulich@novell.com>
8634 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8635 names resulting from -ffunction-sections/-fdata-sections and linkonce
8637 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8638 based on the section name. Rearrange the section name comparison logic
8639 slightly so that each section name is compared against at most once.
8641 2005-01-10 Ben Elliston <bje@au.ibm.com>
8643 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8644 targets for which -fPIC reduces limitations on the GOT size.
8646 2005-01-09 Falk Hueffner <falk@debian.org>
8648 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8651 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8654 * collect2.c (main): Set aixrtl_flag for -brtl option.
8655 (resolve_lib_name): Search for .so file extension before .a
8658 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8660 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8661 (vect_analyze_data_refs_alignment): Add dump prints.
8663 2005-01-09 Ira Rosen <irar@il.ibm.com>
8665 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8666 expr_invariant_in_loop_p.
8667 Initialize outputs first thing in the function.
8668 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8669 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8670 (vect_analyze_pointer_ref_access): Check that the initial condition of
8671 the access function is loop invariant.
8673 2005-01-09 Richard Henderson <rth@redhat.com>
8675 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8676 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8677 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8678 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8679 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8680 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8681 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8682 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8683 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8684 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8685 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8686 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8687 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8688 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8689 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8690 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8691 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8692 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8693 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8694 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8695 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8696 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8697 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8699 (mmx_clrdi, pavgusb): Remove.
8700 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8701 with leading sse_ prefix.
8702 * config/i386/sse.md: Receive them.
8703 * config/i386/mmx.md: New file.
8704 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8705 (subrv2sf3): Turn into expander for normal subtraction.
8706 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8707 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8708 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8709 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8710 commutative; use ix86_binary_operator_ok.
8711 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8712 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8713 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8714 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8715 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8716 Macroize from existing patterns; use ix86_binary_operator_ok.
8717 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8718 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8719 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8720 with vec_select+vec_concat.
8721 (mmx_pshufw, mmx_pshufw_1): Likewise.
8722 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8723 (mmx_uavgv4hi3): Model correctly.
8724 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8725 _mm_xor_si64): Remove casts.
8727 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8729 PR tree-optimization/19224
8730 * tree-scalar-evolution.c (get_instantiated_value,
8731 set_instantiated_value): New functions.
8732 (instantiate_parameters_1): Cache the results.
8733 (instantiate_parameters, resolve_mixers): Initialize and free
8736 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8738 * config/i386/i386.md (addhi_4): Correct reference in comment.
8741 2005-01-08 Richard Henderson <rth@redhat.com>
8743 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8744 (_mm_cvtsi128_si64x): Likewise.
8745 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8746 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8747 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8748 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8749 * config/i386/i386-protos.h: Update.
8750 * config/i386/i386.c (print_operand): Add 'H'.
8751 (ix86_fixup_binary_operands): Split out from ...
8752 (ix86_expand_binary_operator): ... here.
8753 (ix86_fixup_binary_operands_no_copy): New.
8754 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8755 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8756 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8757 (safe_vector_operand): Use CONST0_RTX.
8758 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8759 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8760 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8761 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8763 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8764 (IX86_BUILTIN_CMPNGESS): New.
8765 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8766 (attr type): Add sselog1.
8767 (attr unit, attr memory): Handle it.
8768 (movti, movti_internal, movti_rex64): Move near other integer moves.
8769 (movtf, movtf_internal): Move near other fp moves.
8770 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8771 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8772 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8773 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8774 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8775 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8776 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8777 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8778 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8779 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8780 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8781 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8782 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8783 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8784 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8785 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8786 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8787 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8788 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8789 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8790 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8791 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8792 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8793 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8794 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8795 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8796 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8797 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8798 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8799 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8800 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8801 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8802 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8803 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8804 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8805 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8806 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8807 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8808 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8809 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8810 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8811 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
8812 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
8813 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
8815 (SSEPUSH, push<SSEPUSH>): Remove.
8816 (MMXPUSH, push<MMXPUSH>): Remove.
8817 (sse_movaps, sse_movaps_1, sse_movups): Remove.
8818 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
8819 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
8820 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
8821 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
8822 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
8823 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
8824 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
8825 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
8826 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
8827 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
8828 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
8829 (ppro_sse_log_V4SF): Handle sselog1.
8830 * config/i386/predicates.md (const_0_to_1_operand): New.
8831 (const_0_to_255_mul_8_operand): New.
8832 (const_1_to_31_operand): Rename from const_int_1_31_operand.
8833 (const_2_to_3_operand, const_4_to_7_operand): New.
8834 * config/i386/sse.md: New file.
8835 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
8836 (sse_movups): Rename from sse_movups_1.
8837 (sse_loadlss): Rename from sse_loadss_1.
8838 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
8840 (negv4sf2): Use ix86_expand_fp_absneg_operator.
8841 (absv4sf2, negv2df, absv2df): New.
8842 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
8843 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
8844 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
8845 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
8846 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
8847 (sse3_addsubv4sf3): Model correctly.
8848 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
8849 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
8850 (sse_movhlps): Model with vec_select+vec_concat.
8851 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
8852 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
8853 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
8854 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
8855 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
8856 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
8857 sse2_pshufhw_1): Likewise.
8858 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
8859 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
8860 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
8861 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
8862 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
8863 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
8864 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
8865 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
8866 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
8867 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
8868 sminv8hi3): Mark commutative
8869 operands. Use ix86_binary_operator_ok.
8870 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
8871 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
8872 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
8873 sse2_punpcklqdq): Allow operand2 in memory.
8874 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
8875 sse2_movsd): Add memory alternatives.
8876 (sse_storelps): Turn expander into an insn; split after reload.
8877 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
8878 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
8880 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8882 * configure.ac (DWARF-2 debug_line): Use objdump.
8883 * configure: Regenerate.
8885 2005-01-08 Jeff Law <law@redhat.com>
8886 Diego Novillo <dnovillo@redhat.com>
8888 PR tree-optimization/18241
8889 * tree-nrv.c (tree_nrv): Ignore volatile return values.
8890 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
8891 statements with volatile operands.
8892 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
8893 operands after marking a statement with has_volatile_ops.
8895 2005-01-08 Roger Sayle <roger@eyesopen.com>
8897 * tree.c (int_fits_type_p): Always honor integer constant
8898 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
8900 2005-01-08 Roger Sayle <roger@eyesopen.com>
8902 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
8903 the latent bug in rtl_delete_block has been resolved.
8905 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8907 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
8908 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
8910 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8912 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
8913 library as @multilib_dir@/$(SHLIB_SONAME).
8915 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8917 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
8918 * configure: Regenerate.
8920 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8922 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
8925 2005-01-07 David Edelsohn <edelsohn@gnu.org>
8928 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8929 Convert non-word aligned offset address using ld/std into
8932 2005-01-07 Richard Henderson <rth@redhat.com>
8934 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8936 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8938 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8940 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8942 PR tree-optimization/19283
8943 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8944 is not shorter than the original type.
8946 PR rtl-optimization/19012
8947 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8949 PR rtl-optimization/18861
8950 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8951 (FULL_STATE): Define.
8952 (mark_tablejump_edge): New function.
8953 (purge_dead_tablejump_edges): New function.
8954 (find_bb_boundaries): Use it.
8956 PR tree-optimization/18828
8957 * builtins.c (expand_builtin_next_arg): Remove argument and all
8958 the argument checking.
8959 (expand_builtin): Adjust caller.
8960 (expand_builtin_va_start): Likewise. Remove error for too many
8962 (fold_builtin_next_arg): Issue error for too many arguments.
8963 After checking arguments, replace them with magic arguments that
8964 prevent further checking of the args.
8966 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8968 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8970 2005-01-06 Roger Sayle <roger@eyesopen.com>
8973 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8974 and %{.S:...} (and their negative variants) to test whether the
8975 input file is assembler or pre-processed-assembler independent of
8976 the actual filename extension.
8978 2005-01-06 Roger Sayle <roger@eyesopen.com>
8980 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8981 of sign or zero extended values.
8983 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8985 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8986 for IBM long double format correctly.
8988 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8990 Fix PR tree-optimization/18792
8992 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8993 to first_loop_depth, and use loop depth instead of loop number.
8994 (build_classic_dir_vector): Ditto.
8995 (compute_data_dependences_for_loop): Use depth, not loop number.
8996 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8997 number. Pass in loops, instead of loop numbers.
8998 (gather_interchange_stats): Ditto.
8999 (linear_transform_loops): Ditto.
9001 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9004 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9005 biv_fits_mode_p, extension_within_bounds_p): New functions.
9006 (check_ext_dependent_givs): Use them.
9008 2005-01-06 Roger Sayle <roger@eyesopen.com>
9010 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9011 more than one barrier, in which case we should delete them all.
9013 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9015 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9017 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9019 Fix PR middle-end/19286
9021 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9022 output this subprogram, simply ignore this attempt to do it again.
9023 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9024 origin attribute if it's not possible.
9025 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9026 (decls_for_scope): Ditto.
9027 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9028 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9030 2005-01-05 Richard Henderson <rth@redhat.com>
9033 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9034 (bdesc_2arg): Use it.
9035 (ix86_expand_binop_builtin): Force operands into registers
9037 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9038 ix86_expand_sse_compare, ix86_expand_sse_comi,
9039 ix86_expand_builtin): Likewise.
9041 2005-01-05 Richard Henderson <rth@redhat.com>
9043 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9045 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9046 (mulv4hi3): Set itanium_class mmmul.
9047 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9048 (fpack): Rename from fpack_sfsf.
9050 2005-01-05 Richard Henderson <rth@redhat.com>
9053 * reload1.c (do_input_reload): Restrict the optimization deleteing
9054 a previous output reload to RELOAD_FOR_INPUT.
9056 2005-01-05 Steven Bosscher <stevenb@suse.de>
9058 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9059 comment that we fall through after case.
9060 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9061 (distribute_links): Likewise.
9062 * cse.c (cse_insn): Likewise.
9063 * cselib.c (cselib_invalidate_mem): Likewise.
9064 * df.c: Update comments at the top of the file.
9065 (read_modify_subreg_p): Update comments here too.
9066 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9067 * flow.c (mark_set_1): Likewise.
9068 (mark_used_regs): Likewise.
9069 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9070 (canon_list_insert): Likewise.
9071 (mark_set): Likewise.
9072 (try_replace_reg): Likewise.
9073 (store_killed_in_insn): Likewise.
9074 * loop.c (count_one_set): Likewise.
9075 (basic_induction_var): Likewise.
9076 * postreload-gcse.c (find_mem_conflicts): Likewise.
9077 * postreload.c (reload_combine_note_store): Likewise.
9078 (move2add_note_store): Likewise.
9079 * reload.c (find_equiv_reg): Likewise.
9080 (mark_referenced_resources): Likewise.
9081 * rtlanal.c (set_noop_p): Likewise.
9082 (note_stores): Likewise.
9083 (note_uses): Likewise.
9084 * sched-deps.c (sched_analyze_1): Likewise.
9085 * sched-rgn.c (check_live_1): Likewise.
9086 (update_live_1): Likewise.
9087 * config/i860/i860.c: Likewise.
9089 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9091 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9093 * doc/rtl.texi: Update documentation for bit-fields and SET.
9095 2005-01-05 Roger Sayle <roger@eyesopen.com>
9097 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9099 2005-01-05 Jan Hubicka <jh@suse.cz>
9100 Richard Henderson <rth@redhat.com>
9103 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9106 2005-01-05 Richard Henderson <rth@redhat.com>
9109 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9110 (sse_shufps): Change operand 3 to const_int_operand.
9111 (sse2_storelps): Fix typo in template.
9112 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9113 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9114 (ix86_expand_builtin): Likewise.
9116 2005-01-05 Julian Brown <julian@codesourcery.com>
9118 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9119 as aggregates for AAPCS ABIs.
9121 2005-01-05 Stan Shebs <shebs@apple.com>
9123 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9124 Mach-O getters if ppc64.
9125 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9127 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9128 signed four-byte field for global code case.
9129 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9131 2005-01-05 Roger Sayle <roger@eyesopen.com>
9134 * c-common.c: Include real.h.
9135 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9136 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9137 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9138 * Makefile.in (c-common.o): Update dependencies.
9140 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9142 * c-parse.in (asm_string): Add trailing semicolon.
9144 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9146 * c-parse.in (asm_string): New. Don't allow wide strings in
9148 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9149 asm_string instead of STRING.
9151 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9153 * c-typeck.c (constructor_no_implicit): Remove.
9154 (set_designator, process_init_element): Don't check
9155 constructor_no_implicit.
9157 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9158 Kaz Kojima <kkojima@gcc.gnu.org>
9161 * lcm.c (create_pre_exit): New.
9162 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9163 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9165 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9167 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9168 -msoft-float in target_float_switch.
9169 * arm.c (arm_override_options): Fix processing of target_float_switch.
9171 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9173 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9176 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9178 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9179 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9181 2005-01-04 Roger Sayle <roger@eyesopen.com>
9183 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9184 if deleting the then-block allows the test-block to fallthru to the
9187 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9190 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9191 after the full declaration if the are in two different TUs.
9193 2005-01-04 Richard Henderson <rth@redhat.com>
9196 * tree-sra.c (generate_one_element_init): Just
9197 call gimplify_and_add.
9198 (generate_element_init): Record the
9199 new referenced variables and mark them for renaming
9200 and split out to ...
9201 (generate_element_init_1): This.
9202 (scalarize_init): Don't call push_gimplify_context/
9203 pop_gimplify_context.
9205 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9207 * toplev.c (get_src_pwd): Handle failure of getpwd().
9209 2005-01-04 Roger Sayle <roger@eyesopen.com>
9211 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9213 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9214 all the cases handled by it are inverted by invert_truthvalue.
9216 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9218 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9219 (save_register_windowsi): Likewise.
9221 2005-01-04 Richard Henderson <rth@redhat.com>
9223 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9225 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9228 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9229 any simplifications of vector mode comparison operators.
9230 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9232 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9233 Devang Patel <dpatel@apple.com>
9235 PR tree-optimization/18308
9236 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9237 the operands before creating a new expression.
9238 * dojump.c (do_jump): Make drop_through_label available
9239 for all cases. Add expansion of COND_EXPR.
9241 2005-01-04 Ira Rosen <irar@il.ibm.com>
9243 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9244 INTEGER_CST instead of TREE_CONSTANT.
9245 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9246 instead of TREE_CONSTANT.
9247 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9248 instead of TREE_CONSTANT.
9250 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9252 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9254 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9257 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9258 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9260 2005-01-03 Richard Henderson <rth@redhat.com>
9262 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9263 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9264 fold_convert_const_real_from_real): Split out from ...
9265 (fold_convert_const): ... here.
9267 2005-01-03 Richard Henderson <rth@redhat.com>
9270 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9271 (mov<MMXMODEI>_internal): Likewise.
9272 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9273 Add V2SF case; use it for SSE1; don't use TI.
9274 (movdf_integer): Likewise.
9275 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9277 2005-01-03 Ira Rosen <irar@il.ibm.com>
9279 * tree-vectorizer.c (vect_strip_conversions): New function.
9280 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9281 check for binary class.
9283 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9287 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9289 * gimple-low.c (mark_blocks_with_used_vars): New function.
9290 (mark_blocks_with_used_subblocks): Ditto.
9291 (mark_used_blocks): Ditto.
9292 (pass_mark_used_blocks): New pass.
9293 * tree-inline.c: Include debug.h.
9294 (expand_call_inline): Call outlining_inline_function here.
9295 * tree-optimize.c (init_tree_optimization_passes): Add
9296 pass_mark_used_blocks.
9297 * tree-pass.h (pass_mark_used_blocks): New.
9298 * Makefile.in (tree-inline.o): Add debug.h dependency.
9300 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9302 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9303 VAR_DECLs to have weak_import attribute.
9305 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9308 2004-01-03 Steven Bosscher <stevenb@suse.de>
9310 * passes.c (rest_of_compilation): Don't run regmove if only
9311 flag_expensive_optimizations, require flag_regmove instead.
9313 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9315 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9317 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9318 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9319 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9320 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9322 2005-01-03 Richard Henderson <rth@redhat.com>
9324 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9325 (ia64_const_ok_for_letter_p): New.
9326 (ia64_const_double_ok_for_letter_p): New.
9327 (ia64_extra_constraint): New.
9328 (ia64_expand_vecint_compare): New.
9329 (ia64_expand_vcondu_v2si): New.
9330 (ia64_expand_vecint_cmov): New.
9331 (ia64_expand_vecint_minmax): New.
9332 (ia64_print_operand): Add 'v'.
9333 (ia64_preferred_reload_class): New.
9334 (ia64_vector_mode_supported_p): New.
9335 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9336 (PREFERRED_RELOAD_CLASS): Move to function.
9337 (CONST_OK_FOR_LETTER_P): Move to function.
9338 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9339 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9340 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9341 (EXTRA_CONSTRAINT): Move to function.
9342 * config/ia64/ia64.md: Include vect.md.
9343 (itanium_class): Add mmalua.
9345 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9347 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9348 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9350 (const_int_2bit_operand): New.
9351 (fr_reg_or_0_operand): New.
9352 * config/ia64/ia64-modes.def: Add vector modes.
9353 * config/ia64/ia64-protos.h: Update.
9354 * config/ia64/vect.md: New file.
9356 2005-01-03 Richard Henderson <rth@redhat.com>
9358 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9360 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9363 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9365 (log1pdf2): Change mode of operands[0,1] to DFmode.
9367 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9369 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9370 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9371 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9372 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9373 SPARC_RELAXED_ORDERING.
9375 2005-01-03 Richard Henderson <rth@redhat.com>
9376 Uros Bizjak <uros@kss-loka.si>
9379 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9380 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9381 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9383 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9384 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9385 const_pow2_1_to_128_operand): New predicates.
9387 2005-01-02 Greg McGary <greg@mcgary.org>
9389 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9391 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9392 object. [ptr_type]: Remove unused variable.
9393 Remember nearest addressable array-element or record-component
9394 when checking bitfield components. Tolerate empty BIND_EXPR.
9396 2005-01-01 Richard Henderson <rth@redhat.com>
9398 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9399 that don't narrow the value. Fail for other conversions.
9401 2005-01-01 Richard Henderson <rth@redhat.com>
9404 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9405 * c-lang.c (finish_file): Don't do it here.
9406 * objc/objc-act.c (objc_finish_file): Likewise.
9408 * cgraph.c (decl_assembler_name_equal): New.
9409 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9410 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9411 * cgraph.h (struct cgraph_varpool_node): Add next.
9412 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9413 * varasm.c (assemble_alias): Mark the target as needed.
9415 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9418 * function.c (get_arg_pointer_save_area): Use entry_of_function
9419 instead of get_insns.
9421 2005-01-01 Roger Sayle <roger@eyesopen.com>
9422 Andrew Pinski <pinskia@physics.uc.edu>
9423 James E. Wilson <wilson@specifixinc.com>
9425 PR rtl-optimization/12092
9426 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9429 2005-01-01 Roger Sayle <roger@eyesopen.com>
9430 Olivier Hainque <hainque@act-europe.fr>
9432 * tree.c (int_fits_type_p): A narrower type always fits in a
9433 wider one, except for negative values into unsigned types.
9435 2005-01-01 Roger Sayle <roger@eyesopen.com>
9437 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9438 with the original constant rather than require TREE_OVERFLOW.
9440 2005-01-01 Steven Bosscher <stevenb@suse.de>
9443 * c-decl.c (finish_function): If compiling C99, annotate the
9444 compiler generated return with the current file name and line 0.
9445 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9446 the source line is greater than 0.
9447 (remove_bb): Likewise.
9449 See ChangeLog.12 for earlier changes.