1 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3 Describe special registers SRP and MOF as allocatable registers.
4 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
8 (cris_print_operand) <case 'd'>: New case.
9 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
10 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
12 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
13 (REG_ALLOC_ORDER): Update for MOF.
14 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
16 (GENERAL_REGS): No longer a define of ALL_REGS.
17 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
18 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
20 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
21 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
22 (SECONDARY_RELOAD_CLASS): Define.
23 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
24 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
25 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
26 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
27 (REGISTER_MOVE_COST): Define.
28 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
29 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
30 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
31 (CRIS_MOF_REGNUM): New define_constants.
32 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
34 ("reload_inhi", "reload_outhi", "reload_inqi",
35 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
36 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
37 Adjust for MOF being properly described as a register.
38 (indir_to_reg_split): Name this split. Conditionalize on the
39 destination register being a general register.
40 (movei): Conditionalize on on operands 0 and 1 having the same
43 2005-03-03 Alan Modra <amodra@bigpond.net.au>
46 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
47 -mcpu to override any other explicitly given flags.
49 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
51 * recog.c (verify_changes, confirm_change_group): New functions,
52 broken out of apply_change_group.
53 (apply_change_group): Use them.
54 * recog.h (verify_change, confirm_change_group): Declare.
55 * rtl.h (redirect_jump_2): Declare.
56 * jump.c (redirect_exp, invert_exp): Delete.
57 (invert_exp_1): Take second parameter. Return value. Changed caller.
58 (redirect_jump_2): New function, broken out of redirect_jump.
59 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
60 (invert_jump): Use invert_jump_1 and redirect_jump_2.
61 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
63 2005-03-02 Geoffrey Keating <geoffk@apple.com>
65 * varasm.c (named_section): Use xstrdup rather than doing it by
68 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
70 2005-03-02 Devang Patel <dpatel@apple.com>
72 Undo PR tree-optimization/18815 fix.
74 2005-03-02 Devang Patel <dpatel@apple.com>
76 PR tree-optimization/18815
77 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
78 loops with zero exit edges.
80 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
82 * cfg.c (connect_src, connect_dest, disconnect_src,
84 (unchecked_make_edge, remove_edge, redirect_edge_succ,
85 redirect_edge_pred): Use the new functions.
87 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
88 free_dominance_info only when needed.
90 2005-03-02 David Edelsohn <edelsohn@gnu.org>
93 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
94 (reg_or_sub_cint64_operand): Same.
96 2005-03-02 Jeff Law <law@redhat.com>
98 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
99 CFG_ALTERED in the main DOM iteration loop.
101 2005-03-02 Mark Mitchell <mark@codesourcery.com>
104 * varasm.c (initializer_constant_valid_p): Allow conversions
105 between OFFSET_TYPEs. Tidy.
107 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
109 * config/cris/cris.md ("return"): Remove epilogue delay list
112 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
114 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
116 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
118 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
120 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
121 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
122 config/m68k/m68k.c, config/mips/mips.h,
123 config/rs6000/rs6000-protos.h, doc/contrib.texi,
124 doc/include/gcc-common.texi: Update copyright.
126 PR middle-end/18029 and PR middle-end/18030
127 * expr.c (optimize_bitfield_assignment_op): Add a special case
128 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
130 * fold-const.c (fold_unary): New.
131 (fold): Call fold_unary on unary expressions.
133 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
135 * cgraph.h (struct cgraph_edge): Add prev_caller and
137 (cgraph_node_remove_callees): Export.
138 * cgraph.c (cgraph_create_edge): Initialize prev_caller
140 (cgraph_edge_remove_callee): New function.
141 (cgraph_edge_remove_caller): Likewise.
142 (cgraph_remove_edge): Use.
143 (cgraph_redirect_edge_callee): Likewise.
144 (cgraph_node_remove_callees): New function.
145 (cgraph_node_remove_callers): Likewise.
146 (cgraph_remove_node): Use.
147 * tree-optimize.c (tree_rest_of_compilation): Use
148 cgraph_node_remove_callees instead of manual loop.
149 * cgraphunit.c (cgraph_finalize_function): Likewise.
150 (cgraph_expand_function): Likewise.
151 (cgraph_remove_unreachable_nodes): Likewise.
153 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
156 * c-tree.h (undeclared_variable, build_external_ref): Add extra
158 * c-decl.c (undeclared_variable): Take location as argument.
159 * c-typeck.c (build_external_ref): Likewise.
160 * c-parser.c (c_parser_postfix_expression): Pass location of
161 identifier to build_external_ref.
163 2005-03-01 David Edelsohn <edelsohn@gnu.org>
165 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
166 CCEQ mode for branch_positive_comparison_operator test.
167 * config/rs6000/predicates (branch_comparison_operator): Revert to
169 (scc_comparison_operator): Same.
170 (branch_positive_comparison_operator): Same.
172 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
174 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
175 (cris_delay_slots_for_epilogue): Remove.
176 (save_last): Move into cris_target_asm_function_epilogue.
177 (cris_target_asm_function_epilogue): Remove tests for file being
179 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
180 (cris_delay_slots_for_epilogue): Remove prototypes.
181 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
182 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
184 2005-03-01 David Edelsohn <edelsohn@gnu.org>
186 * config/rs6000/predicates.md (branch_comparison_operator): Change
187 to define_special_predicate.
188 (scc_comparison_operator): Same.
189 (branch_positive_comparison_operator): Same.
191 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
193 * Makefile.in (tree-ssa-sink.o): New.
194 (OBJS-common): Add tree-ssa-sink.o.
195 * common.opt: Add -ftree-sink
196 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
197 * timevar.def (TV_TREE_SINK): new timevar.
198 * tree-flow.h (is_hidden_global_store): Prototype.
199 * tree-optimize.c (init_tree_optimization_passes): Add
201 * tree-pass.h (pass_sink_code): New.
202 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
203 for non-obvious global store store to is_hidden_global_store, and
204 call that new function.
205 * tree-ssa-sink.c: New file.
206 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
207 * doc/passes.texi: Document forward store motion.
208 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
209 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
210 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
211 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
213 2005-03-01 Per Bothner <per@bothner.com>
215 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
216 and we have a non-zero column-number, add it to the message.
217 Also factor out the diagnostic_kind_text.
219 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
221 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
222 flow_loop_pre_header_scan, flow_loop_pre_header_find,
223 flow_loop_scan): Removed.
224 (flow_loop_dump): Do not dump removed fields.
225 (flow_loop_free): Do not free removed fields.
226 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
227 (loop_exit_edge_p): New function.
228 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
229 num_pre_header_edges, entry_edges, num_entries, exit_edges,
230 num_exits, exits_doms.
231 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
232 LOOP_EDGES, LOOP_ALL): Removed.
233 (flow_loop_scan): Declaration removed.
234 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
235 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
237 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
238 (if_convert): Call flow_loops_find and flow_loops_free
239 when calling mark_loop_exit_edges.
240 * cfgloopanal.c (mark_loop_exit_edges): Moved from
241 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
242 free_dominance_info calls.
243 * loop-init.c (flow_loops_find): Ditto.
244 * passes.c (rest_of_handle_branch_prob): Ditto.
245 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
246 * loop-unroll.c (analyze_insns_in_loop): Do not use
248 * predict.c (predict_loops): Do not call flow_loop_scan.
249 Use get_loop_exit_edges.
250 (tree_estimate_probability): Do not pass flags to flow_loops_find.
251 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
252 Do not use EDGE_LOOP_EXIT.
253 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
254 to bb_with_exit_edge_p.
255 (if_convertible_loop_p): Do not call flow_loop_scan. Use
256 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
257 to bb_with_exit_edge_p.
258 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
260 * tree-loop-linear.c (linear_transform_loops): Do not call
261 flow_loop_scan. Use loop->single_exit.
262 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
263 (vect_analyze_loop_form): Do not call flow_loop_scan.
264 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
266 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
268 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
269 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
270 slpeel_tree_duplicate_loop_to_edge_cfg,
271 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
272 Use loop_preheader_edge and loop->single_exit. Do not call
275 2005-03-01 Nick Clifton <nickc@redhat.com>
277 * config/arm/arm.c (thumb_find_work_register): Check all of the
278 argument registers to see if they are free, and a couple of
279 special cases where the last argument register but can be proved
280 to be available during the function's prologue.
281 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
282 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
283 thumb_unexpanded_epilogue): Use unsigned long as the type for the
285 (thumb_compute_save_reg_mask): Likewise. Also use
286 thumb_find_work_register() to ensure that there is agreement about
287 which work register is going to be used in the prologue.
288 (thumb_output_function_prologue): Use unsigned long as the type
289 for the register bit-mask. Also delay pushing the link register if
290 other high registers are going to be pushed.
291 (thumb_compute_save_reg_mask, emit_multi_reg_push,
292 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
293 redundant prototypes.
295 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
298 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
299 and after reload in REG+REG indexed addresses without REG_POINTER
300 set in the base and not set in the index.
302 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
304 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
306 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
307 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
308 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
309 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
310 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
312 * config.gcc (sh*-*-linux*): Use config/linux.h.
314 2005-02-28 Dale Johannesen <dalej@apple.com>
315 Stan Shebs <shebs@apple.com>
317 Rewrite of 64-bit Darwin structure-by-value pass/return.
318 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
319 intoffset, use_stack, named.
320 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
321 (rs6000_darwin64_record_arg_advance_flush): New.
322 (rs6000_darwin64_record_arg_advance_recurse): New.
323 (rs6000_darwin64_record_arg_flush): New.
324 (rs6000_darwin64_record_arg_recurse): New.
325 (rs6000_darwin64_record_arg): New.
326 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
327 (function_arg_boundary): Handle 128-bit aligned structs.
328 (function_arg_advance): Rewrite darwin64 struct handling.
329 (function_arg): Call rs6000_darwin64_record_arg.
330 (function_arg_partial_nregs): Handle darwin64 structs.
331 (rs6000_darwin64_function_value): Remove.
332 (rs6000_function_value): Call rs6000_darwin64_record_arg.
334 2005-02-28 Roger Sayle <roger@eyesopen.com>
336 PR tree-optimization/20216
337 * tree-chrec.c (tree_fold_factorial): Delete.
338 (tree_fold_binomial): Change argument list to take a return type
339 and change the type of K to unsigned int. Rewrite to avoid explicit
340 evaluation of factorials, and (recursively) calling fold to perform
341 compile-time arithmetic. Return NULL on (internal) overflow.
342 (chrec_evaluate): Change type of K to an unsigned int. Avoid
343 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
344 if any intermediate calculation overflows.
345 (chrec_apply): Update call to chrec_evaluate.
347 2005-02-28 James E Wilson <wilson@specifixinc.com>
349 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
351 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
354 * c-parser.c (c_parser_compound_statement): Return error_mark_node
355 instead of NULL_TREE on error.
357 2005-02-28 David Edelsohn <edelsohn@gnu.org>
359 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
360 (EASY_VECTOR_15_ADD_SELF): Remove.
361 (num_insns_constant_wide): Not static.
362 (validate_condition_mode): Not static.
363 (toc_relative_expr_p): Not static.
364 (legitimate_indirect_address_p): Not static.
365 (macho_lo_sum_memory_operand): Not static.
366 (invalid_e500_subreg): Not static.
367 (easy_vector_same): Not static.
368 (easy_vector_splat_const): Not static.
369 (RS6000_SYMBOL_REF_TLS_P): Remove.
370 (any_operand): Delete.
371 (any_parallel_operand): Delete.
372 (count_register_operand): Delete.
373 (altivec_register_operand): Delete.
374 (xer_operand): Delete.
375 (s8bit_cint_operand): Delete.
376 (short_cint_operand): Delete.
377 (u_short_cint_operand): Delete.
378 (non_short_cint_operand): Delete.
379 (exact_log2_cint_operand): Delete.
380 (gpc_reg_operand): Delete.
381 (cc_reg_operand): Delete.
382 (cc_reg_not_cr0_operand): Delete.
383 (reg_or_short_operand): Delete.
384 (reg_or_neg_short_operand): Delete.
385 (reg_or_aligned_short_operand): Delete.
386 (reg_or_u_short_operand): Delete.
387 (reg_or_cint_operand): Delete.
388 (reg_or_arith_cint_operand): Delete.
389 (reg_or_add_cint64_operand): Delete.
390 (reg_or_sub_cint64_operand): Delete.
391 (reg_or_logical_cint_operand): Delete.
392 (got_operand): Delete.
393 (got_no_const_operand): Delete.
394 (easy_fp_constant): Delete.
395 (easy_vector_constant): Delete.
396 (easy_vector_constant_add_self): Delete.
397 (zero_constant): Delete.
398 (zero_fp_constant): Delete.
399 (volatile_mem_operand): Delete.
400 (offsettable_mem_operand): Delete.
401 (mem_or_easy_const_operand): Delete.
402 (add_operand): Delete.
403 (non_add_cint_operand): Delete.
404 (logical_operand): Delete.
405 (non_logical_cint_operand): Delete.
406 (mask_operand): Delete.
407 (mask_operand_wrap): Delete.
408 (mask64_operand): Delete.
409 (mask64_2_operand): Delete.
410 (and64_operand): Delete.
411 (and64_2_operand): Delete.
412 (and_operand): Delete.
413 (reg_or_mem_operand): Delete.
414 (lwa_operand): Delete.
415 (symbol_ref_operand): Delete.
416 (call_operand): Delete.
417 (current_file_function_operand): Delete.
418 (input_operand): Delete.
419 (rs6000_nonimmediate_operand): Delete.
420 (rs6000_tls_symbol_ref): Delete.
421 (save_world_operation): Delete.
422 (restore_world_operation): Delete.
423 (load_multiple_operation): Delete.
424 (store_multiple_operation): Delete.
425 (vrsave_operation): Delete.
426 (mfcr_operation): Delete.
427 (mtcrf_operation): Delete.
428 (lmw_operation): Delete.
429 (stmw_operation): Delete.
430 (branch_comparison_operator): Delete.
431 (branch_positive_comparison_operator): Delete.
432 (scc_comparison_operator): Delete.
433 (trap_comparison_operator): Delete.
434 (boolean_operator): Delete.
435 (boolean_or_operator): Delete.
436 (min_max_operator): Delete.
437 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
438 (EASY_VECTOR_15): Moved to here.
439 (EASY_VECTOR_15_ADD_SELF): Move to here.
440 (PREDICATE_CODES): Delete.
441 * config/rs6000/rs6000-protos.h: Delete predicate functions.
442 Declare functions no longer static.
443 * config/rs6000/predicates.md: New.
444 * config/rs6000/rs6000.md: Include predicates.md
446 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
448 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
449 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
451 * cfgrtl.c (need_fake_edge_p): Likewise.
452 * combine.c (distribute_notes): Likewise.
453 * emit-rtl.c (try_split): Likewise.
454 * recog.c (peephole2_opimize): Likewise.
455 * reg-notes.def (ALWAYS_RETURN): Remove.
456 * rtl.h (LCT_ALWAYS_RETURN): Remove.
457 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
458 * tree.h (ECF_ALWAYS_RETURN): Remove.
460 2005-02-28 Roger Sayle <roger@eyesopen.com>
463 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
464 between different machine modes is never a "useless" conversion.
466 2005-02-28 Geert Bosch <bosch@gnat.com>
469 * doc/contrib.texi: List contributors for Ada front end
471 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
473 * simplify-rtx.c (simplify_unary_operation_1,
474 simplify_const_unary_operation): New, extracted from...
475 (simplify_unary_operation): ... this one.
476 (simplify_binary_operation_1,
477 simplify_const_binary_operation): New, extracted from...
478 (simplify_binary_operation): ... this one.
479 * rtl.h (simplify_const_unary_operation,
480 simplify_const_binary_operation): Add prototypes.
482 2005-02-28 Julian Brown <julian@codesourcery.com>
484 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
485 building libjava and caused PR regression/20228.
487 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
490 * Makefile.in (host_subdir): New.
491 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
492 * configure: Regenerate.
494 2005-02-27 Zack Weinberg <zack@codesourcery.com>
496 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
497 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
498 installation directory first.
500 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
503 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
504 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
505 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
506 * config/cris/cris.md: Tweak comments referring to Q.
507 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
508 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
509 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
510 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
511 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
512 Insert spaces in constraints to align alternatives vertically for
514 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
517 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
519 PR rtl-optimization/17728
520 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
521 operand 0 from general_operand to move_dest_operand.
523 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
525 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
526 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
527 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
528 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
530 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
532 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
533 * configure: Regenerate.
534 * libada-mk.in: Remove CC; rename
535 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
537 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
540 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
541 for the lhs, also walk over the tree. Likewise for rhs.
543 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
545 * tree-ssa-dom.c (simple_iv_increment_p): New function.
546 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
547 Do not propagate value of iv before increment over the increment.
549 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
551 * c-parser.c: New file.
552 * c-parse.in: Remove.
553 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
555 (c-parser.o): Add dependencies.
556 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
557 maintainer-clean, TAGS): Update.
558 * c-config-lang.in (gtfiles): Update.
559 * gengtype-lex.l: Don't handle "@@".
560 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
561 objc_build_synchronized, objc_begin_try_stmt,
562 objc_begin_catch_clause, objc_finish_catch_clause,
563 objc_build_finally_clause, objc_finish_try_stmt): New.
564 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
566 (c_parse_init): Update comment.
567 * c-decl.c (c_init_decl_processing): Update comment.
568 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
569 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
570 new c_declspecs members.
572 2005-02-25 Julian Brown <julian@codesourcery.com>
574 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
575 from being used for symbols with vague linkage when
576 HAVE_GAS_COMDAT_GROUP is true.
578 2005-02-25 Mark Mitchell <mark@codesourcery.com>
580 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
582 2005-02-25 Steve Ellcey <sje@cup.hp.com>
585 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
586 (LIBGCC2_HAS_DF_MODE): New.
587 (LIBGCC2_HAS_XF_MODE): New.
588 (LIBGCC2_HAS_TF_MODE): New.
589 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
590 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
591 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
592 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
593 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
594 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
595 and add _fixtfdi, _fixunstfdi, _floatditf
596 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
597 L_fixunstfdi, L_floatditf.
598 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
599 (LIBGCC2_HAS_TF_MODE): Define.
601 2005-02-25 Diego Novillo <dnovillo@redhat.com>
603 PR tree-optimization/20204
604 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
605 REWRITE_THIS_STMT markers on PHI nodes.
606 (rewrite_initialize_block): Likewise.
608 2005-02-25 Mark Mitchell <mark@codesourcery.com>
610 * version.c (version_string): Update to 4.1.
612 2005-02-25 Paolo Carlini <pcarlini@suse.de>
614 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
615 Clarify that the alternative way doesn't work in GNU C++.
617 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
619 PR tree-optimization/19937
620 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
621 to the type of the induction variable.
623 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
625 PR rtl-optimization/20117
626 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
627 the block including noncopyable insn.
629 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
631 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
632 calls to find_reg_note.
634 2005-02-24 Richard Henderson <rth@redhat.com>
637 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
640 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
642 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
643 vector types if to use base reg for misaligned non-word ld/std.
645 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
648 * config/cris/cris.c (cris_target_asm_function_prologue): Create
649 dwarf2 label manually and put it after, not before the prologue.
651 2005-02-24 David Edelsohn <edelsohn@gnu.org>
654 * reload.c (operands_match_p): Only increment register number for
655 SCALAR_INT_MODE_P modes in multiple hard registers.
657 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
660 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
662 * ChangeLog.5: Fix log message typo(s).
663 * ChangeLog.7: Likewise.
664 * ChangeLog.tree-ssa: Likewise.
665 * cfgexpand.c: Fix comment typo(s).
666 * conflict.c: Likewise.
667 * defaults.h: Likewise.
668 * dwarf2out.c: Likewise.
670 * ggc-page.c: Likewise.
671 * tree-eh.c: Likewise.
672 * tree-ssa-dom.c: Likewise.
674 2005-02-24 Jakub Jelinek <jakub@redhat.com>
677 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
678 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
679 if SHARED is defined.
682 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
683 allow splitting only if operands 0 and 3 don't overlap.
685 2005-02-24 Richard Henderson <rth@redhat.com>
688 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
689 (fold_builtin_1): Call them.
690 * fold-const.c (fold_complex_mult_parts): Split out from ...
691 (fold_complex_mult): ... here. Fix typo in both imaginary case.
692 (fold_complex_div_parts, fold_complex_div): New.
694 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
696 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
698 * tree-ssa-ccp.c (visit_assignment): Verify that result of
699 VIEW_CONVERT_EXPR is_gimple_min_invariant.
701 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
702 (print_node): Likewise.
703 Print TYPE_SIZES_GIMPLIFIED.
705 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
707 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
708 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
709 operands as commutative in constraints.
711 2005-02-24 Diego Novillo <dnovillo@redhat.com>
713 * tree-into-ssa.c: Re-organize internal functions.
715 2005-02-24 Richard Henderson <rth@redhat.com>
718 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
720 * common.opt (fcx-limited-range): New.
721 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
722 * toplev.c (flag_complex_method): Initialize to 1.
723 (process_options): Set flag_complex_method to 0 if
724 flag_cx_limited_range.
725 * doc/invoke.texi (-fcx-limited-range): New.
727 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
729 * cse.c (delete_trivially_dead_insns): Speed up by using
730 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
733 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
735 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
736 functions when -mid-shared-library is being used.
738 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
740 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
741 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
742 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
743 * system.h: Poison LINK_LIBGCC_SPECIAL.
745 2005-02-23 James E Wilson <wilson@specifixinc.com>
747 * gengtype.c (note_insn_name): Make 1 element larger.
749 2005-02-23 Roger Sayle <roger@eyesopen.com>
752 PR rtl-optimization/20097
753 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
754 BImode SUBREGs of SImode registers which confuse the ia64 backend.
756 2005-02-23 David Edelsohn <edelsohn@gnu.org>
758 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
759 * t-aix52 (SHLIB_INSTALL): Same.
761 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
763 * genpreds.c: Update copyright.
765 2005-02-23 Michael Beach <michaelb@ieee.org>
768 * config/sparc/t-elf (startup files): Assemble with CPP.
770 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
772 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
773 (write_predicate_expr): Likewise.
775 2005-02-22 Diego Novillo <dnovillo@redhat.com>
777 PR tree-optimization/20100
778 PR tree-optimization/20115
779 * tree-optimize.c (init_tree_optimization_passes): Remove
780 pass_maybe_create_global_var.
781 * tree-pass.h (pass_maybe_create_global_var): Remove.
782 * tree-ssa-alias.c (aliases_computed_p): Declare.
783 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
784 (count_calls_and_maybe_create_global_var): Remove.
785 (pass_maybe_create_global_var): Remove.
786 (init_alias_info): Do not declare aliases_computed_p.
787 (maybe_create_global_var): If the function contains no
788 call-clobbered variables and a mix of pure/const and regular
789 function calls, create .GLOBAL_VAR.
790 Mark all call-clobbered variables for renaming.
791 (merge_pointed_to_info): Update comment.
792 (add_pointed_to_var): Likewise.
793 (is_escape_site): Likewise.
794 Accept struct alias_info * instead of size_t *.
796 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
798 * tree-ssa-operands.c (get_call_expr_operands): If
799 ALIASES_COMPUTED_P is false, do not add call-clobbering
801 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
802 (delete_tree_ssa): Likewise.
804 2005-02-22 James E Wilson <wilson@specifixinc.com>
806 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
807 (do_compile): Do call it here.
809 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
811 PR rtl-optimization/20017.
812 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
813 rest_of_handle_cse2, rest_of_handle_gcse): Call
814 delete_dead_jumptables immediately before calling cleanup_cfg.
816 2005-02-22 Devang Patel <dpatel@apple.com>
819 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
822 2005-02-22 David Edelsohn <edelsohn@gnu.org>
824 * config/rs6000/aix.h (WINT_TYPE): Define.
826 2005-02-22 Stan Shebs <shebs@apple.com>
828 * config/rs6000/rs6000.c (rs6000_override_options): Default to
829 natural alignment for 64-bit Darwin.
830 (rs6000_parse_alignment_option): Warn about uses of -malign-power
832 * doc/invoke.texi: Document this.
834 2005-02-22 DJ Delorie <dj@redhat.com>
836 * c-common.c (c_common_type_for_mode): Pass the mode's precision
837 to make_[un]signed_type, not the mode itself.
839 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
841 * cfg.c (cached_make_edge): Call make_edge if edge cache is
842 not available. Use tail calls wherever possible.
843 (make_edge): Call unchecked_make_edge to create an edge.
845 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
846 (coalesce_ssa_name): Don't check for
847 SSANORM_USE_COALESCE_LIST.
848 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
850 2005-02-22 Diego Novillo <dnovillo@redhat.com>
852 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
853 (rewrite_into_ssa): ... here.
855 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
857 PR tree-optimization/19786
858 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
859 tag to another's may-alias bitmap when adding to the other's list.
861 2005-02-21 DJ Delorie <dj@redhat.com>
863 * tree-ssa-loop-ivopts.c (computation_cost): Start register
864 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
865 registers in unsupported ways.
866 * expmed.c (init_expmed): Likewise.
868 2005-02-21 Stan Cox <scox@redhat.com>
870 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
872 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
874 * tree-cfg.c (fold_cond_expr_cond): New.
875 (make_edges): Call fold_cond_expr_cond.
876 (find_taken_edge): Accept nothing but INTEGER_CST.
877 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
879 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
881 * flow.c (delete_dead_jumptables): Speed up by scanning insns
882 that do not belong to any basic block.
884 2005-02-21 Jeff Law <law@redhat.com>
886 * cfganal.c (find_unreachable_blocks): Manually CSE load of
889 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
891 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
892 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
893 Adjust their definitions.
894 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
895 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
897 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
898 genautomata.c, langhooks.c, langhooks.h, system.h,
899 config/arm/lib1funcs.asm: Update copyright.
901 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
903 * dbxout.c (dbxout_function_end): Emit Lscope label always.
905 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
908 * doc/install.texi: Document --with-gc.
910 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
912 * simplify-rtx.c (simplify_unary_operation): Add a missing
915 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
917 PR tree-optimization/18663
918 * tree-ssa-dom.c (extract_range_from_cond): Return 0
919 if the type has variable bounds.
921 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
923 * gcse.c: Remove an obsolete comment.
925 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
927 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
929 * doc/extend.texi (Function Attributes) <Attribute const>: The
930 attribute "pure" is below this text, not above.
932 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
934 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
935 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
936 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
938 2005-02-20 Zack Weinberg <zack@codesourcery.com>
941 * langhooks.h (struct lang_hooks): Add to_target_charset.
942 * langhooks.c (lhd_to_target_charset): New function.
943 * langhooks-def.h: Declare lhd_to_target_charset.
944 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
945 (LANG_HOOKS_INITIALIZER): Update.
946 * c-common.c (c_common_to_target_charset): New function.
947 * c-common.h: Declare it.
948 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
949 c_common_to_target_charset.
951 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
952 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
954 * system.h: Poison them.
955 * doc/tm.texi: Don't discuss them.
956 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
957 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
958 (pp_c_char): Do not attempt to generate letter escapes for
960 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
961 * config/mips/mips.c (mips_output_ascii): Likewise.
963 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
965 PR tree-optimization/19951
966 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
969 2005-02-19 Steven Bosscher <stevenb@suse.de>
972 * function.h (struct function): New field `max_loop_depth'.
973 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
974 (flow_loops_find): Reset the max loop depth count before finding loops.
975 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
976 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
977 (calculate_global_regs_live): Make sure the loop will terminate
978 when the initial sets are not empty.
980 2005-02-19 Zack Weinberg <zack@codesourcery.com>
982 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
984 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
986 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
989 * doc/invoke.texi: Remove documentation of %M spec.
991 (init_spec): Remove %M suffix from -lgcc_s.
992 (do_spec_1): Remove 'M' case.
993 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
994 to put shared libraries in the multilib directory. Remove the
995 shlib_so_soname substitution variable. Don't add a multilib encoding
996 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
997 reported by -print-multi-os-directory. Pass @multilib_dir@ to
998 SHLIB_INSTALL as well as SHLIB_LINK.
999 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1000 (SHLIB_NAME): Delete.
1001 (SHLIB_DIR): New macro.
1002 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1003 (SHLIB_INSTALL): Adjust accordingly.
1004 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1005 * config/t-slibgcc-sld: Likewise.
1006 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1007 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1008 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1010 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1011 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1012 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1013 Use @shlib_base_name@ instead of @shlib_so_name@.
1014 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1015 and @shlib_base_name@.so in @multilib_dir@.
1016 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1017 to the install path.
1018 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1019 (SHLIB_LINK): Remove previous workaround.
1020 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1021 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1022 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1024 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1025 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1026 (SHLIB_INSTALL): Adjust accordingly.
1027 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1028 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1029 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1030 config/t-slibgcc-elf-ver.
1032 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1033 Jakub Jelinek <jakub@redhat.com>
1035 PR tree-optimization/19828
1036 * tree-ssa-loop-im.c: Add a TODO comment.
1037 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1038 without side-effects.
1040 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1042 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1045 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1047 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1048 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1049 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1051 (ia64_reorg): Delete fixup_errata call.
1052 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1053 (TARGET_SWITCHES): Delete -mb-step entry.
1055 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1058 * c-typeck.c (composite_type): Handle quals in transparent unions.
1059 (type_lists_compatible_p): Likewise.
1061 2005-02-18 Stan Shebs <shebs@apple.com>
1063 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1064 expressions in the .literal8 section.
1066 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1068 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1070 2005-02-18 Roger Sayle <roger@eyesopen.com>
1072 * fold-const.c (constant_boolean_node): Always create values of the
1073 specified type, don't bother calling truthvalue_conversion.
1075 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1077 * except.c (output_function_exception_table): Call
1078 assemble_external_libcall (eh_personality_libfunc).
1080 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1083 * config/ia64/ia64.h (struct machine_function): Add state_num.
1084 * config/ia64/ia64.c (process_epilogue,
1085 process_for_unwind_directive): Use new unwind state numbers each
1086 time rather than state 1.
1088 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1091 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1092 before the "*llgt_didi" pattern.
1094 2005-02-18 Jason Merrill <jason@redhat.com>
1096 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1098 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1100 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1101 (div0): Use it in place of ARM_FUNC_ALIAS.
1102 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1104 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1107 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1108 access, the lower bound of the array type if it exists.
1110 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1113 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1114 cases that are out-of-range for the index type.
1116 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1118 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1119 (estimate_case_costs): Don't call convert.
1120 * expmed.c (expand_shift): Likewise.
1121 (make_tree): Call fold_convert instead of convert.
1123 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1126 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1127 that ref to be marked MEM_READONLY_P doesn't have base that needs
1130 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1132 * genautomata.c (output_get_cpu_unit_code_func,
1133 output_cpu_unit_reservation_p): Don't generate old-style function
1136 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1139 PR tree-optimization/20009
1140 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1142 PR tree-optimization/18947
1143 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1144 inline, remove all nodes that are inlined into the extern inline
1147 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1149 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1150 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1151 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1152 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1155 2005-02-17 Roger Sayle <roger@eyesopen.com>
1157 PR tree-optimization/19917
1158 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1159 to be potentially trapping.
1161 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1163 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1165 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1167 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1168 tem becomes a local variable which is set to the value of the
1169 back end defined INITIAL_FRAME_ADDRESS macro.
1170 (expand_builtin_frame_address): Omit the base parameter to
1171 expand_builtin_return_addr.
1172 (expand_builtin_profile_func): Likewise.
1173 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1174 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1175 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1177 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1179 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1180 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1181 * config/frv/frv.c (frv_function_epilogue): Likewise.
1183 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1185 * lambda-code (perfect_nestify): Remove mark/unmark
1187 * tree-loop-linear.c (linear_transform_loops): Add
1188 rewrite_into_ssa call so that ssa is correct for
1189 rewriting into loop closed.
1191 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1193 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1194 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1196 * bt-load.c (btr_def_live_range, combine_btr_defs,
1197 migrate_btr_def, migrate_btr_defs): Likewise.
1198 * cfgcleanup.c (thread_jump): Likewise.
1199 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1200 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1201 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1202 df_rd_local_compute, df_reg_info_compute): Likewise.
1203 * dominance.c (init_dom_info, free_dom_info): Likewise.
1204 * flow.c (init_propagate_block_info,
1205 free_propagate_block_info): Likewise.
1206 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1207 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1208 modify_reg_pav): Likewise.
1209 * loop-invariant.c (find_defs, find_invariant_insn,
1210 find_invariants, free_inv_motion_data): Likewise.
1211 * predict.c (tree_predict_by_opcode,
1212 estimate_bb_frequencies): Likewise.
1213 * stmt.c (expand_case): Likewise.
1214 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1215 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1216 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1217 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1218 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1219 rewrite_ssa_into_ssa): Likewise.
1220 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1221 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1222 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1223 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1224 * tree-sra.c (tree_sra): Likewise.
1225 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1226 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1227 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1228 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1229 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1230 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1232 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1233 calculate_live_on_entry, calculate_live_on_exit,
1234 build_tree_conflict_graph): Likewise.
1235 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1236 record_important_candidates, set_use_iv_cost, find_depends,
1237 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1238 tree_ssa_iv_optimize_finalize): Likewise.
1239 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1240 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1241 tree_duplicate_loop_to_header_edge): Likewise.
1242 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1243 * tree-ssa.c (verify_flow_insensitive_alias_info,
1244 verify_name_tags, verify_ssa, init_tree_ssa,
1245 delete_tree_ssa): Likewise.
1246 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1247 fini_ssanames): Likewise.
1248 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1250 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1252 * config/rs6000/t-rtems: Completely reworked.
1254 2005-02-17 Ira Rosen <irar@il.ibm.com>
1256 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1258 2005-02-17 Ira Rosen <irar@il.ibm.com>
1260 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1261 POINTER_TYPE_P when checking that type is a pointer.
1262 (vect_get_memtag): Remove.
1263 (vect_address_analysis): Use POINTER_TYPE_P. Call
1264 vect_object_analysis with dummy parameter for memtag.
1265 (vect_object_analysis): Extract memtag (functionality that
1266 used to be in vect_get_memtag and moved here). Fix printings.
1267 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1268 with correct parameters. Remove call to vect_get_memtag.
1270 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1272 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1273 (tree-vectorizer.o): Added missing dependencies.
1275 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1277 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1278 declaration in tree-vectorizer.c, now has an extern declaration in
1280 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1281 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1282 get_vectype_for_scalar_type, vect_is_simple_use,
1283 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1284 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1285 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1286 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1287 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1288 find_loop_location): Likewise.
1290 * tree-vectorizer.c (langhooks.h): #include removed.
1291 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1292 moved to tree-vectorized.h.
1293 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1294 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1295 get_vectype_for_scalar_type, vect_is_simple_use,
1296 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1297 vect_supportable_dr_alignment, new_loop_vec_info,
1298 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1299 vect_set_verbosity_level, find_loop_location): Likewise.
1301 (vect_analyze_loop): Function externalized. Declaration moved to
1302 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1303 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1304 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1305 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1306 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1307 vect_enhance_data_refs_alignment, vect_analyze_operations,
1308 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1309 vect_stmt_relevant_p, vect_get_loop_niters,
1310 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1311 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1312 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1313 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1314 vect_get_memtag): Likewise.
1316 (vectorizable_load): Function externalized. Declaration moved to
1317 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1318 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1319 vect_transform_loop): Likewise.
1320 (vect_transform_stmt): Moved to tree-vect-transform.c.
1321 (vect_align_data_ref, vect_create_destination_var,
1322 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1323 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1324 vect_get_vec_def_for_operand, vect_init_vector,
1325 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1326 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1327 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1328 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1329 vect_do_peeling_for_loop_bound): Likewise.
1331 * tree-vect-analyze.c: New file.
1332 * tree-vect-transform.c: New file.
1334 2005-02-17 Jason Merrill <jason@redhat.com>
1336 PR mudflap/19319, c++/19317
1337 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1340 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1342 * doc/install.texi (Specific): Update link for Darwin-specific
1345 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1347 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1348 constant_boolean_node.
1350 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1353 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1354 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1356 2005-02-16 Richard Henderson <rth@redhat.com>
1359 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1361 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1362 replace uses with Wtype_MAXp1_F.
1363 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1364 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1365 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1366 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1367 and HAVE_TFMODE as appropriate.
1368 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1369 (__floatdisf): Likewise.
1370 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1371 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1372 (Wtype_MAXp1_F): New.
1373 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1374 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1376 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1379 * arm.c (arm_apply_result_size): New function.
1380 * arm.h (APPLY_RESULT_SIZE): Define.
1381 * arm-protos.h (arm_apply_result_size): Add prototype.
1382 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1383 (movxf): New expand.
1384 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1385 (call_value_symbol): Remove predicate for operand 0.
1386 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1387 (untyped_call): Rework to correclty return values for any type.
1388 (untyped_return): New expand.
1389 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1391 2005-02-16 Stan Shebs <shebs@apple.com>
1393 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1394 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1396 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1398 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1399 configure settings on Solaris 7 and later.
1401 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1403 PR tree-optimization/19865
1404 * tree-optimize.c (init_tree_optimization_passes): Run
1405 pass_may_alias after pass_sra.
1407 2005-02-16 Richard Henderson <rth@redhat.com>
1408 Stuart Hastings <stuart@apple.com>
1411 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1412 Do nothing if debug info suppressed for this function.
1413 (dbxout_begin_function): Early exit if debug info suppressed for
1416 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1419 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1421 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1423 PR tree-optimization/19967
1424 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1425 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1426 argument TYPE. Adjust calls to fold_builtin_XXX.
1427 (expand_builtin, fold_builtin_1): Adjust calls to
1429 (fold_builtin_strchr, fold_builtin_strpbrk,
1430 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1431 result to a requested type TYPE.
1433 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1436 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1437 (T)x & (T)cst if (T)cst overflows.
1438 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1439 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1441 2005-02-15 Jeff Law <law@redhat.com>
1443 * gcse.c (blocks_with_calls): New bitmap.
1444 (alloc_gcse_mem): Allocate it.
1445 (free_gcse_mem): Free it.
1446 (clear_modifY_mem_tables): Clear it.
1447 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1448 when we encounter CALL_INSNs.
1449 (compute_transp, case MEM): Handle blocks with calls separate
1450 from blocks without calls. Use bitmap iterators rather than
1453 2005-02-15 Peter O'Gorman <peter@pogma.com>
1456 * mklibgcc.in (vis_hide): Use a temporary object file, not
1459 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1462 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1463 access optimization.
1465 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1466 Alan Modra <amodra@bigpond.net.au>
1469 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1470 (_xlqsub): Rename to __gcc_qsub.
1471 (_xlqmul): Rename to __gcc_qmul.
1472 (_xlqdiv): Rename to __gcc_qdiv.
1473 Provide versioned symbol aliases with old names.
1474 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1475 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1476 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1477 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1478 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1480 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1482 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1483 Fold ~(A - 1) and ~(A + -1) to -A.
1485 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1489 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1490 config/pa/pa-host.c:pa_gt_pch_use_address.
1492 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1494 * tree-vn.c (get_value_handle): Make sure that given an
1495 is_gimple_min_invariant expression, we always return it.
1497 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1499 * passes.c (rest_of_handle_gcse): Fix a comment.
1501 2005-02-15 Jeff Law <law@redhat.com>
1503 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1505 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1506 (canon_list_insert, record_last_mem_set_info): Similarly.
1507 (clear_modify_mem_tables): Similarly.
1509 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1511 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1512 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1513 config/mips/mips.md, config/rs6000/aix.h,
1514 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1516 2005-02-15 Richard Henderson <rth@redhat.com>
1518 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1519 call to be best_edge.
1521 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1523 * basic-block.h: Adjust the prototype for find_basic_blocks.
1524 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1525 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1528 * flow.c (recompute_reg_usage): Remove all arguments.
1529 * passes.c (rest_of_compilation): Adjust the call to
1530 recompute_reg_usage.
1531 * rtl.h: Adjust the prototype for recompute_reg_usage.
1533 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1535 * tree-dump.c (dump_files): Update to reflect new member
1537 (dump_register): Add new argument.
1539 (dump_switch_p_1): Check against glob name if doglob was passed.
1540 (dump_switch_p): Check against regular first, then glob if
1541 we didn't have any hits on the dump name.
1542 * tree-optimize.c (register_one_dump_file):
1543 Pass in glob name as well.
1544 * tree-pass.h (struct dump_file_info): Add glob
1547 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1549 PR preprocessor/16323
1550 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1552 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1555 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1556 (trunctfdf2_internal1): New.
1557 (trunctfdf2_internal2): Renamed from trunctfdf2.
1559 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1561 PR tree-optimization/19853
1562 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1564 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1566 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1567 delete_dead_jumptables and cleanup_cfg.
1569 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1571 * reload.c (find_reloads): Swap address_reloaded flags when
1572 swapping commutative operands.
1574 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1576 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1577 Use standard_iv_increment_position for computing the bsi position
1579 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1582 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1585 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1586 life range of hard registers.
1587 * value-prof.c (insn_prefetch_values_to_profile): Only
1590 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1591 profile in libcalls.
1593 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1595 * bitmap.h (bitmap_and_compl_into): Return bool.
1596 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1598 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1600 PR tree-optimization/19944
1601 * fold-const.c (fold): Re-add ABS_EXPR folding.
1603 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1606 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1607 {TARGET,MASK}_XL_COMPAT.
1608 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1610 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1611 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1613 (rs6000_arg_partial_bytes): Same.
1614 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1615 and XL compatibility enabled.
1616 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1617 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1618 test to final condition.
1619 (cmptf_internal2): New.
1620 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1621 xl-compat. Add TFmode information to description.
1623 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1625 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1627 2005-02-13 Jason Merrill <jason@redhat.com>
1630 * fold-const.c (fold_indirect_ref_1): Split out from...
1631 (build_fold_indirect_ref): Here.
1632 (fold_indirect_ref): New fn.
1633 * tree.h: Declare it.
1634 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1635 (gimplify_modify_expr_rhs): Likewise.
1636 (gimplify_expr): Likewise.
1638 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1640 PR tree-optimization/14303
1641 PR tree-optimization/15784
1642 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1643 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1644 ABS_EXPR<x> != 0 to x != 0.
1646 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1648 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1649 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1650 spelling conventions.
1652 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1653 delete_trivially_dead_insns too many times.
1655 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1658 2005-02-12 Ira Rosen <irar@il.ibm.com>
1660 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1661 (vect_is_simple_iv_evolution): Remove redundant parameter
1663 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1664 without last parameter.
1665 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1666 Return pointer step. Call vect_is_simple_iv_evolution without
1667 last parameter. Check only that the step is multiple of size
1668 type. Remove stmt_vinfo updates.
1669 (vect_get_memtag_and_dr): Remove.
1670 (vect_get_memtag): New function.
1671 (vect_address_analysis): New function.
1672 (vect_object_analysis): New function.
1673 (vect_analyze_data_refs): Call vect_object_analysis and
1674 vect_get_memtag. Update stmt_vinfo fields.
1676 2005-02-12 Ira Rosen <irar@il.ibm.com>
1678 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1679 exist and are objects. Remove checks for pointer.
1680 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1681 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1682 (vect_create_data_ref_ptr): Likewise.
1683 (vect_base_addr_differ_p): New function.
1684 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1685 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1686 Don't set the DR_BASE_NAME field of data-ref.
1687 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1689 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1691 * optabs.h (enum optab_index): Add new OTI_ldexp.
1692 (ldexp_optab): Define corresponding macro.
1693 * optabs.c (init_optabs): Initialize ldexp_optab.
1694 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1696 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1698 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1699 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1701 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1702 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1705 2005-02-12 Ira Rosen <irar@il.ibm.com>
1707 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1709 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1711 (vect_get_base_and_offset): Always return an address.
1712 (vect_create_addr_base_for_vector_ref): Remove treatment for
1713 different data reference types.
1714 (vect_compute_data_ref_alignment): Rename base to base_address in
1715 stmt_vec_info. Get the object in order to force its alignment.
1716 (vect_get_memtag_and_dr): Rename base to base_address in
1717 stmt_vec_info. Extract the object for memtag analysis.
1719 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1721 PR regression/19898.
1722 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1723 changes cc_status, use apply modified_in_p to part of cc_status
1724 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1727 2005-02-11 Richard Henderson <rth@redhat.com>
1729 * tree-complex.c (expand_complex_libcall): New.
1730 (expand_complex_multiplication): Use it for c99 compliance.
1731 (expand_complex_division): Likewise.
1732 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1734 * builtins.c (built_in_names): Remove const.
1735 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1737 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1738 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1739 (built_in_names): Remove const.
1740 * c-common.c (c_common_type_for_mode): Handle complex modes.
1741 * flags.h, toplev.c (flag_complex_method): Rename from
1742 flag_complex_divide_method.
1743 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1744 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1745 * libgcc2.h: Declare them.
1746 * libgcc-std.ver: Export them.
1747 * mklibgcc.in (lib2funcs): Build them.
1749 2005-02-11 Steven Bosscher <stevenb@suse.de>
1751 PR tree-optimization/19876
1752 Partially revert my change from 2005-01-14
1753 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1754 (compute_antic): ...and remove the loop here.
1756 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1759 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1760 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1762 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1763 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1765 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1767 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1768 offsets for the big-endian 32-bit case.
1770 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1772 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1774 2005-02-11 Dale Johannesen <dalej@apple.com>
1776 * cselib.c (cselib_process_insn): Clear out regs where
1777 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1778 * reload.c (find_equiv_reg): Ditto.
1780 2005-02-11 Ian Lance Taylor <ian@airs.com>
1782 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1785 * tree.c (build_function_type_list): Work correctly if there are
1788 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1790 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1791 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1792 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1793 TARGET_ZARCH instead of TARGET_64BIT.
1795 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1797 * config/rs6000/t-rtems:
1798 (MULTILIB_OPTIONS): Remove mcpu=602.
1799 (MUTLILIB_DIRNAMES): Remove m602.
1800 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1801 Let mcpu=602 match mcpu=603.
1802 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1804 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1806 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1809 2005-02-10 David Daney <ddaney@avtrex.com>
1811 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1812 * config/i386/linux-unwind.h: Likewise.
1813 * config/ia64/linux-unwind.h: Likewise.
1814 * config/mips/linux-unwind.h: Likewise.
1815 * config/pa/linux-unwind.h: Likewise.
1816 * config/rs6000/linux-unwind.h: Likewise.
1817 * config/s390/linux-unwind.h: Likewise.
1818 * config/sh/linux-unwind.h: Likewise.
1819 * config/sparc/linux-unwind.h: Likewise.
1821 2005-02-10 Steven Bosscher <stevenb@suse.de>
1823 PR tree-optimization/17549
1824 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1825 TER to replace a DEF with its expression if the DEF and the
1826 rhs of the expression we replace into have the same root
1829 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1831 * config/mips/mips.md: Fix the placement of the match_scratch in the
1834 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1836 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1839 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1841 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1842 (strip_offset): Handle addresses.
1843 (add_address_candidates): Use strip_offset.
1844 (difference_cost): Reflect strip_offset change.
1845 (force_var_cost, difference_cost): Strip nops.
1847 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1849 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1851 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1852 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1853 config/cris/cris-protos.h, config/cris/cris.c: Update
1856 2005-02-10 Jeff Law <law@redhat.com>
1858 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1859 (lookup_avail_expr): Similarly.
1861 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1863 * builtins.c (fold_builtin_powi): New function.
1864 (fold_builtin_1): Call it.
1866 2005-02-10 Steven Bosscher <stevenb@suse.de>
1868 PR documentation/19309
1869 * doc/cpp.texi: The __GNUC__ and related predefined macros
1870 are also defined for the "standalone" cpp.
1871 Some non-GCC compilers may also define __GNUC__.
1873 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1876 * c-typeck.c (common_type): New routine. Old common_type renamed
1878 (c_common_type): ...this.
1879 (build_conditional_expr, build_binary_op): Use c_common_type instead
1882 2005-02-10 Steven Bosscher <stevenb@suse.de>
1884 * doc/md.texi: Replace @samp{length} with @code{length}.
1886 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1888 PR tree-optimization/18687
1889 * tree-flow.h (find_loop_niter): Declare.
1890 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1891 Try using scev even for loops with more than one exit.
1892 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1893 (struct ivopts_data): Added niters field.
1894 (struct nfe_cache_elt): New.
1895 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1897 (tree_ssa_iv_optimize_init): Initialize niters cache.
1898 (determine_number_of_iterations): Removed.
1899 (find_induction_variables): Do not call determine_number_of_iterations.
1900 Access niters for single exit through niter_for_single_dom_exit.
1901 (add_iv_outer_candidates): Access niters for single exit through
1902 niter_for_single_dom_exit.
1903 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1904 number_of_iterations_cond.
1905 (iv_period): New function.
1906 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1907 (may_replace_final_value): Take data argument. Use
1908 niter_for_single_dom_exit.
1909 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1910 (rewrite_use_compare): Pass data to may_eliminate_iv.
1911 (rewrite_use_outer): Pass data to may_replace_final_value.
1912 (free_loop_data): Clean up the niters cache.
1913 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1914 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1915 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1916 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1917 (num_ending_zeros): Moved to tree.c.
1918 * tree.h (num_ending_zeros): Declare.
1919 * tree.c (num_ending_zeros): Moved from tree.c.
1921 2005-02-09 Richard Henderson <rth@redhat.com>
1923 * builtins.c (DEF_BUILTIN): Add COND argument.
1924 * tree.h (DEF_BUILTIN): Likewise.
1925 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1926 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1928 (DEF_BUILTIN_STUB): New.
1929 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1930 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1931 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1932 * c-common.c (DEF_BUILTIN): Add COND argument.
1933 * tree.c (local_define_builtin): New.
1934 (build_common_builtin_nodes): New.
1936 2005-02-09 Roger Sayle <roger@eyesopen.com>
1938 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1939 floating point expression ignoring the sign of the result.
1940 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1941 (fold) <MULT_EXPR>: Use it to simplify x*x.
1942 * tree.h (fold_strip_sign_ops): Prototype here.
1943 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1944 argument. Use fold_strip_sign_ops to simplify the first argument.
1945 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1946 first argument when the second argument is an even integer
1947 constant, but only with -funsafe_math_optimizations.
1948 (fold_builtin_1): Update call to fold_builtin_copysign.
1950 2005-02-09 Ian Lance Taylor <ian@airs.com>
1953 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1954 just check whether EH_FILTER_FAILURE falls through.
1956 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1958 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1959 insns return to ready list in the next turn.
1961 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1964 * builtins.def: New __builtin_powi[lf].
1965 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1966 (expand_builtin_powi): New function.
1967 (expand_builtin): Dispatch to expand_builtin_powi.
1968 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1969 * libgcc2.c: Add __builtin_powi[lf] implementation.
1970 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1971 * optabs.h: Add powi_optab.
1972 * optabs.c (init_optabs): Initialize powi_optab.
1973 * doc/extend.texi: Document __builtin_powi[lf].
1975 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1977 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1980 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1983 * fold-const.c (try_move_mult_to_index): Remove redundant
1984 type argument. Create ADDR_EXPR with correct type.
1985 (fold): Update callers of try_move_mult_to_index. Convert
1986 result to the appropriate type.
1988 2005-02-09 Roger Sayle <roger@eyesopen.com>
1991 * config/avr/avr.c (default_rtx_costs): Delete.
1992 (avr_operand_rtx_cost): New function.
1993 (avr_rtx_costs): Completely rewrite.
1995 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1998 * config/cris/cris.c (in_code): New variable.
1999 (cris_output_addr_const): Now a static function, a wrapper for
2001 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2002 case from old cris_output_addr_const.
2003 (cris_asm_output_label_ref): Similar for LABEL_REF.
2004 (cris_output_addr_const_extra): Similar for UNSPEC.
2005 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2006 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2007 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2009 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2010 (cris_asm_output_label_ref): Declare.
2012 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2014 PR preprocessor/19801
2015 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2016 filenames that changed when libcpp was moved to the toplevel.
2018 2005-02-07 Roger Sayle <roger@eyesopen.com>
2020 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2021 zero extensions of BImode operands. Call lowpart_subreg instead
2022 of gen_lowpart_common and gen_lowpart_SUBREG.
2024 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2027 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2028 * configure.ac: Set cc_for_cross_gnattools.
2029 * configure: Regenerate.
2031 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2034 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2036 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2039 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2040 of nested functions.
2042 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2044 * doc/extend.texi: Document deprecated extensions allowing
2045 static floating-point members to have initializers and allowing
2046 floating-point literals in integral constant expressions.
2048 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2050 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2051 config/darwin7.h, config/mips/mips.c,
2052 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2055 * cse.c: Update comments.
2057 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2060 * builtins.c (fold_builtin_sqrt): Transform
2061 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2064 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2065 Dorit Naishlos <dorit@il.ibm.com>
2067 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2068 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2069 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2071 * tree.h (vect_set_verbosity_level): New extern function declaration
2073 * tree-vectorizer.h (verbosity_levels): New enum type.
2074 * tree-vectorizer.c (vect_debug_stats): Function removed.
2075 (vect_debug_details): Likewise.
2076 (vect_verbosity_level): Global variable was defined and initialized.
2077 (vect_dump): Global variable definition.
2078 (vect_print_dump_info): New function.
2079 (vect_set_dump_settings): New function.
2080 (vect_set_verbosity_level): New function.
2081 (vectorize_loops): Add call to vect_set_dump_settings.
2083 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2084 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2085 (slpeel_tree_peel_loop_to_edge): Likewise.
2087 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2088 appropriate verbosity level instead of call to vect_debug_details
2089 or vect_debug_stats.
2090 (vect_get_base_and_offset):
2091 (vect_create_addr_base_for_vector_ref):
2092 (get_vectype_for_scalar_type):
2093 (vect_create_data_ref_ptr):
2095 (vect_get_vec_def_for_operand):
2096 (vect_finish_stmt_generation):
2097 (vectorizable_assignment):
2098 (vectorizable_operation):
2099 (vectorizable_store):
2100 (vectorizable_load):
2101 (vect_transform_stmt):
2102 (vect_update_ivs_after_vectorizer):
2103 (vect_do_peeling_for_loop_bound):
2104 (vect_update_inits_of_drs):
2105 (vect_do_peeling_for_alignment):
2106 (vect_transform_loop):
2107 (vect_is_simple_use):
2108 (vect_analyze_operations):
2109 (vect_is_simple_iv_evolution):
2110 (vect_analyze_scalar_cycles):
2111 (vect_analyze_data_ref_dependence):
2112 (vect_analyze_data_ref_dependences):
2113 (vect_compute_data_ref_alignment):
2114 (vect_enhance_data_refs_alignment):
2115 (vect_analyze_data_refs_alignment):
2116 (vect_analyze_data_ref_access):
2117 (vect_analyze_data_ref_accesses):
2118 (vect_analyze_pointer_ref_access):
2119 (vect_get_memtag_and_dr):
2120 (vect_analyze_data_refs):
2121 (vect_mark_relevant):
2122 (vect_stmt_relevant_p):
2123 (vect_mark_stmts_to_be_vectorized):
2124 (vect_can_advance_ivs_p):
2125 (vect_get_loop_niters):
2126 (vect_analyze_loop_form):
2127 (vect_analyze_loop):
2128 (vectorize_loops): Likewise.
2130 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2131 (vect_update_inits_of_drs):
2132 (vect_do_peeling_for_alignment):
2133 (vect_transform_loop):
2134 (vect_analyze_operations):
2135 (vect_analyze_scalar_cycles):
2136 (vect_analyze_data_ref_dependences):
2137 (vect_analyze_data_refs_alignment):
2138 (vect_analyze_data_ref_accesses):
2139 (vect_analyze_data_refs):
2140 (vect_mark_stmts_to_be_vectorized):
2141 (vect_get_loop_niters):
2142 (vect_analyze_loop_form):
2143 (vect_analyze_loop): Likewise.
2144 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2146 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2150 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2151 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2152 either -ffast-math or -funsafe-math-optimizations is in use.
2154 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2155 * config/mips/irix-csr.c: New file.
2156 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2157 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2158 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2161 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2163 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2164 redundant, incorrect definitions.
2166 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2168 ("*tls_indirect_call"): New, reference hard regs directly.
2169 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2171 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2173 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2174 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2176 2005-02-06 Roger Sayle <roger@eyesopen.com>
2178 PR rtl-optimization/19800
2179 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2180 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2183 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2185 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2187 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2190 * doc/invoke.texi: Correct documentation of -freorder-functions.
2192 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2195 * doc/invoke.texi: Don't mention gccbug.
2197 2005-02-06 Roger Sayle <roger@eyesopen.com>
2198 Andrew Pinski <pinskia@physics.uc.edu>
2199 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2201 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2202 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2203 into just (zero_extract:SI FOO (const_int 1) BAR).
2205 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2207 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2208 macro locally. Don't give last revision date. Use GCC version
2209 number from gcc-common.texi.
2210 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2211 revision date. Use GCC version number from gcc-common.texi.
2212 Describe being a library as current state rather than as 3.x
2214 * doc/gcc.texi: Remove last update date.
2215 * doc/gccint.texi: Likewise. Update copyright dates.
2216 * doc/install.texi: Update copyright dates.
2218 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2221 * doc/invoke.texi: Mention for each option included in -Wall that
2222 it is included in -Wall.
2223 * doc/gcc.texi: Update copyright and last modification date.
2225 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2227 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2228 unnecessary cast to original induction variable increments.
2230 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2232 PR tree-optimization/18219
2233 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2234 in distributed form.
2236 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2238 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2239 Set bitpos and offset later in the function. Do nothing if the
2240 target is a register and if the bitfield lies completely outside
2242 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2243 here. Return an uninitialised register if the source value is stored
2244 in a register and the bitfield lies completely outside that register.
2246 2005-02-06 Steven Bosscher <stevenb@suse.de>
2248 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2251 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2253 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2255 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2257 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2258 * config/darwin8.h: New.
2259 * config/darwin7.h: Update comment.
2261 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2262 Dorit Naishlos <dorit@il.ibm.com>
2264 * tree-vectorizer.h (LOC): New type.
2265 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2266 (loop_line_number): New field in struct _loop_vec_info.
2267 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2269 * tree-vectorizer.c (input.h): Included.
2270 (find_loop_location): New function.
2271 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2272 loop line number removed.
2273 (vect_debug_details): Likewise.
2274 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2276 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2277 call to vect_debug_details/stats changed from loop to loop_loc.
2278 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2279 (slpeel_tree_peel_loop_to_edge): Likewise.
2281 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2282 changed from NULL to UNKNOWN_LOC.
2283 (vect_get_base_and_offset):
2284 (vect_create_addr_base_for_vector_ref):
2285 (get_vectype_for_scalar_type):
2286 (vect_create_data_ref_ptr):
2288 (vect_get_vec_def_for_operand):
2289 (vect_finish_stmt_generation):
2290 (vectorizable_assignment):
2291 (vectorizable_operation):
2292 (vectorizable_store):
2293 (vectorizable_load):
2294 (vect_transform_stmt):
2295 (vect_update_ivs_after_vectorizer):
2296 (vect_do_peeling_for_loop_bound):
2297 (vect_do_peeling_for_alignment):
2298 (vect_transform_loop):
2299 (vect_is_simple_use):
2300 (vect_analyze_operations):
2301 (vect_is_simple_iv_evolution):
2302 (vect_analyze_scalar_cycles):
2303 (vect_analyze_data_ref_dependences):
2304 (vect_compute_data_ref_alignment):
2305 (vect_enhance_data_refs_alignment):
2306 (vect_analyze_data_ref_access):
2307 (vect_analyze_data_ref_accesses):
2308 (vect_analyze_pointer_ref_access):
2309 (vect_get_memtag_and_dr):
2310 (vect_analyze_data_refs):
2311 (vect_mark_relevant):
2312 (vect_stmt_relevant_p):
2313 (vect_mark_stmts_to_be_vectorized):
2314 (vect_can_advance_ivs_p):
2315 (vect_get_loop_niters):
2316 (vect_analyze_loop):
2317 (vectorize_loops): Likewise.
2319 (vectorizable_load): Argument in call to vect_debug_details/stats
2320 changed from loop to LOOP_LOC (loop_vinfo).
2321 (vect_transform_loop):
2322 (vect_analyze_operations):
2323 (vect_analyze_scalar_cycles):
2324 (vect_analyze_data_ref_dependence):
2325 (vect_enhance_data_refs_alignment):
2326 (vect_analyze_data_ref_accesses):
2327 (vect_analyze_pointer_ref_access):
2328 (vect_analyze_data_refs):
2329 (vect_analyze_loop): Likewise.
2331 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2332 changed from loop to loop_loc.
2334 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2336 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2337 Dorit Naishlos <dorit@il.ibm.com>
2339 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2341 (vect_analyze_data_ref_dependences): Likewise.
2343 (vect_is_simple_use): Argument changed from loop structure to
2344 loop_vect_info structure.
2345 (vect_can_advance_ivs_p): Likewise.
2346 (vect_create_index_for_vector_ref): Likewise.
2347 (vect_update_ivs_after_vectorizer): Likewise.
2348 (new_stmt_vec_info): Likewise.
2350 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2351 changed from loop to loop_vinfo.
2352 (vect_create_data_ref_ptr): First argument in call to
2353 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2354 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2355 was changed from loop to loop_vinfo.
2356 (vectorizable_operation): Likewise.
2357 (vectorizable_store): Likewise.
2358 (vect_mark_stmts_to_be_vectorized): Likewise.
2359 (vect_do_peeling_for_loop_bound): First argument in call to
2360 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2361 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2362 was changed from loop to loop_vinfo.
2363 (vect_analyze_data_ref_dependences): Third argument in call to
2364 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2366 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2367 (vect_create_data_ref_ptr): Likewise.
2368 (vect_init_vector): Likewise.
2369 (vect_get_vec_def_for_operand): Likewise.
2370 (vectorizable_assignment): Likewise.
2371 (vectorizable_operation): Likewise.
2372 (vectorizable_store): Likewise.
2373 (vectorizable_load): Likewise.
2374 (vect_update_ivs_after_vectorizer): Likewise.
2375 (vect_is_simple_use): Likewise.
2376 (vect_analyze_data_ref_dependence): Likewise.
2377 (vect_analyze_pointer_ref_access): Likewise.
2378 (vect_can_advance_ivs_p): Likewise.
2380 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2381 before _stmt_vec_info.
2382 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2383 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2384 (new_stmt_vec_info): Argument changed from loop structure to
2385 loop_vect_info structure
2387 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2388 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2389 (vect_create_addr_base_for_vector_ref): Likewise.
2390 (vect_analyze_pointer_ref_access): Likewise.
2392 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2395 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2396 phi flag if the phi is abnormal.
2398 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2401 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2402 information for the new statement.
2404 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2407 * gcc.c (main): Include the target in -v output.
2409 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2411 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2412 Do not drop the extend if we'd have to add a paradoxical subreg
2413 later. Include optabs.h and insn-codes.h.
2414 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2416 2005-02-02 Roger Sayle <roger@eyesopen.com>
2419 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2420 * fold-const.c (const_binop): Avoid constant folding floating
2421 point operations in modes that use composite representations.
2422 * simplify-rtx.c (simplify_binary_operation): Likewise.
2424 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2426 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2428 (altivec_dstt): Likewise.
2429 (altivec_dstst): Likewise.
2430 (altivec_dststt): Likewise.
2431 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2434 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2436 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2437 EXPR_LOCUS from orig_cond to the new cond_stmt.
2438 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2441 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2443 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2444 standard_iv_increment_position. Remove call to bsi_next
2445 (no need to bump the iterator anymore).
2446 (vect_create_index_for_vector_ref): Call
2447 standard_iv_increment_position. Remove second function argument.
2448 (vect_finish_stmt_generation): Remove call to bsi_next
2449 (no need to bump the iterator anymore).
2450 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2451 to vect_create_index_for_vector_ref.
2453 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2455 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2456 phis are used out of the loop.
2458 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2461 * c-decl.c (undef_nested_function): New variable.
2462 (pop_scope): Diagnose undefined nested functions.
2463 (finish_function): Don't attempt cgraph processing or genericizing
2464 if current top-level function contained an undefined nested
2465 function. Reset undef_nested_function at the end of a top-level
2468 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2470 * tree.c (build_int_cst_type): Take sign of the value into account
2471 when deciding whether sign extend the value.
2473 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2476 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2477 (cpp_options, cc1_options): Change %{std*&ansi} to
2478 %{std*&ansi&trigraphs}.
2480 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2482 * cse.c: Update comments.
2484 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2486 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2487 arguments go on the stack. Do not put complex doubles in odd/even
2490 2005-02-02 Steven Bosscher <stevenb@suse.de>
2492 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2493 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2494 -ftree-pre, and -fthread-jumps.
2496 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2498 PR tree-optimization/19578
2499 * tree-flow.h (modified_noreturn_calls): Declare.
2500 (noreturn_call_p): Declare.
2501 * tree-flow-inline.h (noreturn_call_p): New function.
2502 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2503 * tree-cfg.c (modified_noreturn_calls): New variable.
2504 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2505 that contain a mid-block noreturn call.
2506 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2508 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2510 * df.c (df_def_record_1, df_uses_record): Don't use
2512 * df.h (DF_FOR_REGALLOC): Remove.
2514 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2517 * c-typeck.c (really_start_incremental_init): Reset
2518 constructor_max_index for arrays of incomplete type.
2520 2005-02-02 Jeff Law <law@redhat.com>
2522 * gcse.c (struct reg_set): Store the block index where the register
2523 was set rather than the setting insn.
2524 (record_one_set, compute_transp): Corresponding changes.
2525 (pre_insert_copy_insn): Do not call replace_one_set.
2526 (replace_one_set): Remove.
2528 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2531 * doc/gcov.texi: Fix typo.
2533 2005-02-01 Richard Henderson <rth@redhat.com
2536 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2537 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2539 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2540 * config/i386/i386-protos.h: Update.
2542 2005-02-01 Steven Bosscher <stevenb@suse.de>
2544 PR tree-optimization/19217
2545 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2546 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2547 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2548 that it is walking a PHI node.
2550 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2552 * doc/extend.texi (Nested Functions): Update.
2554 2005-02-01 Richard Henderson <rth@redhat.com>
2557 * optabs.c (expand_copysign_absneg): Export.
2558 * optabs.h (expand_copysign_absneg): Declare.
2559 * config/rs6000/rs6000.md (copysigntf3): New.
2561 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2563 PR tree-optimization/19633
2564 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2565 * tree-ssa-alias.c (init_alias_info): Initialize.
2566 (merge_pointed_to_info): Set.
2567 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2568 (dump_points_to_info_for): Show value of pt_null.
2569 (struct count_ptr_d): Declare.
2570 (find_ptr_dereference): Remove.
2571 (ptr_is_dereferenced_by): Remove.
2572 (count_ptr_derefs): New local function.
2573 (count_uses_and_derefs): New local function.
2574 (compute_points_to_and_addr_escape): Call it. If the number
2575 of dereferences is greater than zero, mark the pointer as
2576 dereferenced. If there are fewer dereferences than uses of
2577 the pointer, the pointer's value escapes.
2579 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2581 PR tree-optimization/19670
2582 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2584 (verify_use): ... set it here, instead.
2586 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2588 * doc/sourcebuild.texi (Test directives): Fix formatting.
2590 * doc/sourcebuild.texi (Test directives): Describe selector
2593 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2595 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2596 specific 64-bit CPUs.
2598 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2601 * arm.c (arm_eliminable_register): New function.
2602 (adjacent_mem_locations): Don't allow eliminable registers. Use
2603 HOST_WIDE_INT for address offsets.
2604 * arm-protos.h (arm_eliminable_register): Add prototype.
2606 2005-02-01 Steven Bosscher <stevenb@suse.de>
2608 PR optimization/15242
2609 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2610 * basic-block.h (duplicate_computed_gotos): Add prototype.
2611 * bb-reorder.c (duplicate_computed_gotos): New function to
2612 duplicate sufficiently small blocks ending in a computed jump.
2613 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2614 if not optimizing for size.
2615 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2616 never do tail merging for blocks ending in a computed jump.
2617 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2619 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2621 Patch from Richard Sandiford <rsandifo@redhat.com>
2622 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2623 from inheriting a subreg equivalence with a non-spill register.
2625 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2627 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2629 * config/frv/frv.c (movcc_fp_destination_operand): New.
2630 (gpr_or_memory_operand): Fix typo in comment.
2631 (gpr_or_memory_operand_with_scratch): New.
2632 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2633 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2634 movcc_fp_destination_operand.
2635 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2636 Legitimize memory addresses using a scratch register.
2638 2005-01-31 Jeff Law <law@redhat.com>
2640 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2641 bitmap a sparse bitmap instead of a simple bitmap.
2642 (mark_def_sites_initialize_block): Corresponding changes.
2643 (ssa_mark_def_sites_initialize_block): Likewise.
2644 (ssa_mark_phi_uses): Likewise.
2645 (mark_def_site, ssa_mark_def_sites): Likewise.
2646 (mark_def_site_blocks): Likewise.
2647 (rewrite_ssa_into_ssa): Likewise.
2649 * tree-ssa-dom.c (record_cond): Pass correct variable type
2650 for last argument to htab_find_slot_with_hash.
2652 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2653 effects when optimizing 0 % X. Do not try to optimize X % 0.
2655 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2657 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2660 2005-02-01 Eric Christopher <echristo@redhat.com>
2662 * config/mips/mips.c (override_options): Warn if -mint64
2664 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2667 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2669 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2671 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2672 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2673 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2674 (cached_regno): Initialize to INVALID_REGNUM.
2675 (cse_reg_info_table_size,
2676 cse_reg_info_table_first_uninitialized,
2677 cse_reg_info_timestamp): New.
2678 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2680 (init_cse_reg_info, get_cse_reg_info_1): New.
2681 (get_cse_reg_info): Cache the last look-up.
2682 (new_basic_block): Update the code to clear mappings from
2683 registers to cse_reg_info entries.
2684 (cse_main): Call init_cse_reg_info.
2686 * cse.c (get_cse_reg_info): Update a comment.
2688 2005-01-31 Steven Bosscher <stevenb@suse.de>
2691 * c-decl.c (start_decl): Do not warn about arrays of elements with
2692 an incomplete type here.
2693 (grokdeclarator): Do it here by making a pedwarn an error.
2694 * c-typeck.c (push_init_level): If there were previous errors with
2695 the constructor type, do not warn about braces for initializers.
2696 (process_init_element): Likewise for excess initializer elements.
2698 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2700 * cse.c (delete_trivially_dead_insn): Don't iterate.
2702 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2704 * config/rs6000/rs6000.md (copysignsf3): New expand.
2705 (copysigndf3): Likewise.
2707 2005-01-31 Steven Bosscher <stevenb@suse.de>
2709 * recog.c (constrain_operands): Only look for earlyclobber operand
2710 conflicts if an '&' constraint was seen.
2712 2005-01-31 Marc Espie <espie@openbsd.org>
2714 * config.gcc: Don't include embedded systems fragment, switches default
2715 debugging format to ELF.
2716 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2717 longer pick it up there.
2719 2005-01-31 Dale Johannesen <dalej@apple.com>
2721 * doc/extend.texi (nested functions): Fix linkage description.
2722 Clarify that static is not allowed.
2724 2005-01-31 Dale Johannesen <dalej@apple.com>
2726 * config/rs6000/darwin.md (movsf_low_di): Make work.
2727 (movdf_low_di): Make work.
2729 2005-01-31 Dale Johannesen <dalej@apple.com>
2731 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2732 Make work for 64 bit.
2734 2005-01-31 Roger Sayle <roger@eyesopen.com>
2735 Dale Johannesen <dalej@apple.com>
2738 * fold-const.c (fold_binary_op_with_conditional_arg):
2739 Make types match original operands, before STRIP_NOPS.
2741 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2743 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2744 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2745 (struct gcc_sigcontext): Delete. Merge contents to..
2746 (struct gcc_ucontext): ..here.
2747 (get_sigcontext): Delete.
2748 (get_regs): New function, like get_sigcontext but return regs ptr.
2749 64-bit version finds regs from r1 to support vdso.
2750 (ppc_linux_aux_vector): New function.
2751 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2754 2005-01-31 Ira Rosen <irar@il.ibm.com>
2756 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2758 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2759 redundant fold. Fix misalignment for MINUS_EXPR.
2760 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2761 (vect_analyze_pointer_ref_access): Likewise.
2762 (vect_get_memtag_and_dr): Likewise.
2764 2005-01-31 Richard Henderson <rth@redhat.com>
2766 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2767 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2768 absnegdf2_i387, absnegxf2_i387): Likewise.
2770 2005-01-31 Richard Henderson <rth@redhat.com>
2773 * optabs.c (expand_copysign_absneg): New.
2774 (expand_copysign_bit): Split out from ...
2775 (expand_copysign): ... here. Use expand_copysign_absneg.
2777 2005-01-30 Roger Sayle <roger@eyesopen.com>
2780 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2781 constant as the second operand and a register as the third.
2783 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2786 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2787 that dllimport'd functions do not use all call-clobbered registers
2790 2005-01-30 Richard Henderson <rth@redhat.com>
2793 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2794 expand_abs_nojump and generalize. Use operand_subword and
2795 emit_no_conflict_block. Support large modes.
2796 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2798 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2799 negation to subtraction.
2800 (expand_copysign): Check that the format has signed zeros.
2801 Use operand_subword and emit_no_conflict_block. Support large modes.
2803 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2805 Fix PR tree-optimization/19624
2807 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2808 * tree-ssa-pre.c: Add cfgloop.h.
2810 (pre_stats): New member, constified.
2811 (inserted_exprs): New static variable.
2812 (NECESSARY): New macro.
2813 (create_expression_by_pieces): Fold the expression, and
2814 mark it as defaulting to not necessary. Also put in
2816 (fully_constant_expression): New function.
2817 (insert_into_preds_of_block): Modify to not insert phis when we
2818 are playing with induction variables.
2819 Push phis onto the inserted_exprs vector, and mark them as not
2820 necessary by default.
2821 (insert_aux): Call fully_constant_expression on eprime.
2822 If all edges produce the same value, mark it constant.
2823 (mark_operand_necessary): New function.
2824 (remove_dead_inserted_code): New function.
2825 (init_pre): Init loop optimizer to get loop info.
2826 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2827 (execute_pre): Commit edge inserts, then remove dead code.
2829 2005-01-30 Richard Henderson <rth@redhat.com>
2831 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2832 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2834 2005-01-30 Richard Henderson <rth@redhat.com>
2837 * config/i386/i386.c (ix86_expand_copysign): New.
2838 (ix86_split_copysign_const): New.
2839 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2840 rearrange op1/nmask operands.
2841 * config/i386/i386-protos.h: Update.
2842 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2843 (copysigndf3): Likewise.
2844 (copysignsf3_const, copysigndf3_const): New.
2845 (copysignsf3_var): Rename from copysignsf3, split out splitter
2846 and fix split predicate for X constraint.
2847 (copysigndf3_var): Similarly.
2849 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2851 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2852 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2853 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2855 2005-01-29 Richard Henderson <rth@redhat.com>
2858 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2859 of # and * in constraints.
2861 2005-01-29 Richard Henderson <rth@redhat.com>
2864 * expr.c (store_field): Don't strip sub-mode cast when the input
2865 data is even smaller.
2867 2005-01-29 Richard Henderson <rth@redhat.com>
2870 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2873 2005-01-29 Richard Henderson <rth@redhat.com>
2875 * combine.c (make_field_assignment): Fix argument order
2878 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2880 PR tree-optimization/15791
2881 * fold-const.c (extract_array_ref): New function.
2882 (fold): Fold comparisons between &a[i] and &a[j] or
2883 semantically equivalent trees.
2885 2005-01-29 Jeff Law <law@redhat.com>
2887 * gcse.c (insert_expr_in_table): Revamp handling of available
2888 and anticipatable occurrence lists to avoid unnecessary list
2890 (insert_set_in_table): Similarly.
2892 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2894 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2896 (c_build_qualified_type): Build qualified array types with
2897 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2898 * c-decl.c (c_make_fname_decl): Build unqualified array type
2899 before qualified type.
2900 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2901 type is qualified, not just if type itself is. Don't apply
2902 qualifiers to array type when declarator is processed. Apply
2903 qualifiers to field type whether or not it is an array type.
2904 Don't handle array types specially for applying qualifiers to
2906 * c-typeck.c (composite_type): Build unqualified element type and
2907 array type when forming composite of array types.
2908 (common_pointer_type, comptypes, comp_target_types,
2909 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2910 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2912 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2913 (args2) in variables a1 and a2.
2915 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2917 * cse.c (n_elements_made, max_elements_made): Remove.
2918 (insert): Don't touch n_elements_made.
2919 (cse_main): Don't touch n_elements_made or max_elements_made.
2921 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2924 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2925 configuration part of dp-bit.c to be lost.
2927 2005-01-28 Roger Sayle <roger@eyesopen.com>
2929 * expmed.c (expand_mult_highpart_optab): When attempting to use
2930 a non-widening multiplication in a wider mode, the operands need
2931 to be converted (zero or sign extended) to that mode.
2933 2005-01-28 Ian Lance Taylor <ian@airs.com>
2937 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2938 through if both operands fall through.
2940 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2942 * cse.c (fold_rtx) <PC>: Don't optimize.
2944 2005-01-28 Jeff Law <law@redhat.com>
2946 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2947 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2949 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2951 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2952 cse_reg_info_used_list_end): Remove.
2953 (cse_reg_info_list, cse_reg_info_list_free): New.
2954 (get_cse_reg_info): When allocating an instance of
2955 cse_reg_info, add it to the beginning of the cse_reg_info_list
2956 list. Remove code to maintain cse_reg_info_used_list.
2957 (new_basic_block): Reset the free list to the beginning of
2960 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2962 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2963 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2964 (frv_expand_mdpackh_builtin): New function.
2965 (frv_expand_builtin): Use it to expand __MDPACKH.
2966 * doc/extend.texi (__MDPACKH): Update documentation.
2968 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2970 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2971 SSE_FLOAT_MODE_P for use_sse computation.
2973 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2976 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2978 2005-01-27 Richard Henderson <rth@redhat.com>
2980 * builtins.c (expand_builtin_copysign): New.
2981 (expand_builtin): Call it.
2982 * genopinit.c (optabs): Add copysign_optab.
2983 * optabs.c (init_optabs): Initialize it.
2984 (expand_copysign): New.
2985 * optabs.h (OTI_copysign, copysign_optab): New.
2986 (expand_copysign): Declare.
2988 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2989 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2991 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2992 (ix86_expand_fp_absneg_operator): ... here.
2993 (ix86_split_copysign): New.
2994 * config/i386/i386-protos.h: Update.
2995 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2996 (copysignsf3, copysigndf3): New.
2998 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2999 (copysignsf3, ncopysignsf3): New.
3000 (copysigndf3, ncopysigndf3): New.
3001 (copysignxf3, ncopysignxf3): New.
3002 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3004 2005-01-27 Arend Bayer <arend.bayer@web.de>
3005 Kazu Hirata <kazu@cs.umass.edu>
3007 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3008 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3009 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3012 2005-01-27 Jeff Law <law@redhat.com>
3014 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3015 definitions of SSA_NAMEs which are not being rewritten.
3016 (rewrite_ssa_into_ssa): Only initialize the current definition
3017 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3018 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3019 SSA_NAMEs before returning.
3021 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3023 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3024 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3025 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3026 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3027 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3029 2005-01-27 Steven Bosscher <stevenb@suse.de>
3032 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3033 higher to -O2 and higher. Likewise for tree PRE.
3034 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3037 2005-01-27 Ian Lance Taylor <ian@airs.com>
3040 * gimple-low.c (try_catch_may_fallthru): New static function.
3041 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3042 * tree-inline.c (expand_call_inline): Don't warn about reaching
3043 the end of a non-void function being inlined if the function uses
3046 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3048 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3051 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3052 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3053 (implicitly_declare): Handle error_mark_node.
3055 2005-01-27 Richard Henderson <rth@redhat.com>
3058 * tree.h (struct tree_decl): Add debug_expr_is_from.
3059 (DECL_DEBUG_EXPR_IS_FROM): New.
3060 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3061 * dwarf2out.c (dwarf2out_var_location): Update to match.
3062 * tree-outof-ssa.c (create_temp): Likewise.
3063 * var-tracking.c (track_expr_p): Likewise.
3064 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3065 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3066 * toplev.c (default_tree_printer): Likewise.
3068 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3070 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3071 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3073 2005-01-27 Steven Bosscher <stevenb@suse.de>
3075 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3076 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3077 ASM_CLOBBERS): Add tree checks.
3079 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3080 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3081 * c-common.def (SWITCH_STMT): Update to match.
3082 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3083 macros instead of SWITCH_EXPR ones.
3084 * c-dump.c (c_dump_tree): Likewise.
3085 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3086 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3088 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3090 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3092 * unwind-dw2.c (execute_stack_op): Add missing cases for
3093 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3095 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3097 * config.gcc (Obsolete configurations): Remove 'dummy', add
3098 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3101 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3103 PR tree-optimization/19633
3104 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3106 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3107 are no call-clobbered variables.
3108 * tree-outof-ssa.c (check_replaceable): Return false for calls
3111 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3113 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3114 even for variables with NULL DECL_INITIAL.
3116 2005-01-26 Stuart Hastings <stuart@apple.com>
3118 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3120 2005-01-26 Richard Henderson <rth@redhat.com>
3123 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3125 * expr.c (store_field): Strip conversions to odd-bit-sized types
3126 if the destination field width matches.
3128 2005-01-26 Richard Henderson <rth@redhat.com>
3130 * c-decl.c, expmed.c, expr.c: Revert last change.
3132 2005-01-26 Richard Henderson <rth@redhat.com>
3135 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3137 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3138 if we don't need the bits above those present in the current mode.
3139 * expr.c (store_field): Strip conversions to odd-bit-sized types
3140 if the destination field width matches.
3142 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3144 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3145 either -ffast-math or -funsafe-math-optimizations is in use.
3147 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3151 * config/avr/avr.c (notice_update_cc): Only set condition code for
3152 ashrqi3 if shift count > 0.
3153 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3154 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3155 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3156 count <= 0 as a no-op, and shift count >= width by copying zero
3157 or sign bit to all bits of the result.
3158 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3159 count, with attribute "length" set to 0 and "cc" set to "none".
3161 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3163 * doc/invoke.texi: Document -mTLS.
3165 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3166 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3167 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3168 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3169 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3170 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3171 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3172 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3174 * configure.ac: Check for a TLS capable gas.
3176 * configure: Regenerate.
3178 2005-01-26 Richard Henderson <rth@redhat.com>
3181 * combine.c (make_field_assignment): Simplify store to zero_extract
3182 from a source with an overlapping mask.
3184 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3186 2004-11-11 Eric Christopher <echristo@redhat.com>
3188 * config/frv/frv.md: Add fr400_integer automaton. Don't
3189 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3192 2005-01-26 Steven Bosscher <stevenb@suse.de>
3195 * cfgbuild.c (make_edges): Do not clear or set
3196 current_function_has_computed_jump.
3197 * function.h (struct function): Remove the has_computed_jump field.
3198 (current_function_has_computed_jump): Do not define.
3199 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3200 in a computed jump. Ignore current_function_has_computed_jump.
3202 2005-01-26 Richard Henderson <rth@redhat.com>
3205 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3206 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3208 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3209 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3210 objects into static storage if they have more than one non-zero value.
3211 * tree.h (categorize_ctor_elements): Update decl.
3213 2005-01-26 Steven Bosscher <stevenb@suse.de>
3216 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3217 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3218 to this function from 2004-07-10.
3219 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3220 the current function for tail call optimizations if the address
3221 of one of it its arguments is taken.
3223 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3225 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3227 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3229 * function.c (expand_function_end): If current_function_calls_alloca,
3230 emit stack restore in a place that is reached when the function falls
3233 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3235 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3236 rule to avoid matching inappropriate suffix rule.
3238 2005-01-26 Jan Hubicka <jh@suse.cz>
3240 PR tree-optimization/19241
3241 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3243 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3245 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3246 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3248 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3249 <sim*>: Always use crt1.o, regardless of N in simN.
3250 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3251 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3252 (CRT_CALL_STATIC_FUNCTION): Remove.
3253 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3254 use crt1.o, regardless of N in simN.
3255 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3256 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3257 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3258 case isystem setting.
3259 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3261 2005-01-25 Ian Lance Taylor <ian@airs.com>
3263 * gimple-low.c (block_may_fallthru): Correct handling of
3264 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3266 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3268 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3269 handlers to match indentation; nested under the mtune=* handler.
3270 Similar for mcpu= and march=.
3272 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3274 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3275 * config/mips/linux64.h (LIB_SPEC): Likewise.
3276 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3277 * config/sh/linux.h (LIB_SPEC): Likewise.
3279 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3281 * config/frv/frv.c (frv_legitimize_tls_address): New.
3282 (TARGET_HAVE_TLS): Define.
3283 (FRV_SYMBOL_REF_TLS_P): Define.
3284 (frv_override_options): Handle new register classes.
3285 (frv_legitimate_address_p): Reject tls addresses.
3286 (frv_legitimize_address): Handle TLS addresses.
3287 (gen_inlined_tls_plt): New.
3289 (frv_legitimize_tls_address): New.
3290 (unspec_got_name): Add TLS entries.
3291 (got12_operand): Add R_FRV_TLSMOFF12 case.
3292 (frv_emit_move): Fixup TLS addresses.
3293 (frv_emit_movsi): Legitimize TLS addresses.
3295 * config/frv/frv.h (MASK_BIG_TLS): New.
3296 (TARGET_BIG_TLS): New.
3297 (HAVE_AS_TLS): Define.
3298 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3299 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3300 (REG_CLASS_NAMES): Same.
3301 (REG_CLASS_CONTENTS): Same.
3302 (CONSTRAINT_LEN): New.
3303 (REG_CLASS_FROM_CONSTRAINT): New.
3304 (PREDICATE_CODES): Add symbolic_operand.
3306 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3307 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3308 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3309 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3310 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3311 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3312 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3313 GR9_REG, GR14_REG, LRREG.
3314 (type): Add load_or_call attribute.
3315 ("load_or_call"): New reservation.
3316 ("call_gettlsoff"): New.
3317 ("tls_indirect_call"): New.
3318 ("tls_load_gottlsoff12"): New.
3319 ("tlsoff_hilo"): New.
3320 ("tls_tlsdesc_ldd"): New.
3321 ("tls_tlsoff_ld"): New.
3324 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3326 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3328 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3329 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3330 * config/frv/frv.c (TLS_BIAS): Define.
3331 (frv_output_dwarf_dtprel): New.
3333 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3335 PR rtl-optimization/19579
3336 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3337 both A and B, see if they don't clobber registers the other expr uses.
3339 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3341 * real.c (do_add): Initialize signalling and canonical members.
3343 * real.c (real_from_integer): Zero out destination.
3345 2005-01-18 Jan Hubicka <jh@suse.cz>
3347 PR tree-optimize/19337
3348 * tree-inline.c (initialize_inlined_parameters): Copy
3349 saved_static_chain_decl only.
3351 2005-01-25 Richard Henderson <rth@redhat.com>
3355 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3356 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3357 80387 enabled, to return a proper subclass. Return the subset that
3358 overlaps with GENERAL_REGS for PLUS.
3359 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3361 2005-01-25 Richard Henderson <rth@redhat.com>
3364 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3366 2005-01-25 Roger Sayle <roger@eyesopen.com>
3368 * expmed.c (choose_multiplier): Change interface to return the
3369 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3370 (expand_divmod): Update calls to choose_multiplier.
3372 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3375 * expmed.c (extract_bit_field): Use adjust_address instead of
3376 gen_lowpart when op0 is a MEM.
3378 2005-01-24 Steven Bosscher <stevenb@suse.de>
3380 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3382 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3384 * config/mips/irix-csr.c: New file.
3385 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3386 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3387 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3390 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3393 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3394 sparc/elf.h, add sparc/sp-elf.h.
3395 (sparc-*-rtems*): Likewise.
3396 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3397 tm-dwarf2.h, add sparc/sp-elf.h.
3398 (sparc86x-*-elf): Likewise.
3399 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3400 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3401 TARGET_OS_CPP_BUILTINS.
3402 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3403 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3405 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3406 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3407 (SWITCH_TAKES_ARG): Likewise.
3408 (LOCAL_LABEL_PREFIX): Likewise.
3409 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3410 (TARGET_N_FORMAT_TYPES): Delete.
3411 (TARGET_FORMAT_TYPES): Likewise.
3412 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3413 * config/sparc/elf.h: Delete.
3414 * config/sparc/sp-elf.h: New file.
3416 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3418 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3419 * tree-flow.h: Remove the corresponding prototype.
3420 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3421 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3423 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3426 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3427 for AIX ABI or ELF -fPIC.
3428 (rs6000_emit_load_toc_table): Don't create toc_section here.
3429 (rs6000_xcoff_file_start): Nor here.
3431 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3433 * sh.c (ra.h): Don't #include.
3434 (hard_regs_intersect_p): New function, resurrected from ra.c.
3436 * sh.c: Fix 1996 Copyright.
3438 2005-01-24 Richard Henderson <rth@redhat.com>
3439 Aldy Hernandez <aldyh@redhat.com>
3441 * regrename.c (note_sets): Handle subregs.
3443 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3446 * genconditions.c (write_header, write_conditions): Elide file if
3449 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3451 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3452 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3455 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3457 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3458 expand_builtin_printf, expand_builtin_fprintf,
3459 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3460 checking against POINTER_TYPE.
3461 (validate_arglist): Handle POINTER_TYPE code by checking
3464 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3466 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3468 (for_each_rtx): Call for_each_rtx_1.
3469 * rtl.h (init_rtlanal): Declare.
3470 * toplev.c (backend_init): Call init_rtlanal.
3472 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3474 * flow.c (propagate_one_insn): Formatting.
3477 * flow.c (libcall_dead_p): Be more conservative if unsure.
3478 If there are any instructions between insn and call, see if they are
3479 all dead before saying the libcall is dead.
3481 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3483 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3484 operand constraint for operand 0.
3486 2005-01-23 Richard Henderson <rth@redhat.com>
3489 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3490 edges leading to join block.
3492 2005-01-23 Roger Sayle <roger@eyesopen.com>
3494 * expmed.c (expand_mult_highpart): Make static. Change type of
3495 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3496 (expand_divmod): Updates calls to expand_mult_highpart by using
3497 gen_int_mode to pass a CONST_INT rtx.
3498 * rtl.h (expand_mult_highpart): Remove prototype.
3500 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3502 * flow.c (regset_bytes, regset_size): Remove.
3504 * cfganal.c: Fix a reference to Harvey's paper.
3506 2005-01-23 Steven Bosscher <stevenb@suse.de>
3508 PR rtl-optimization/19464
3509 * tree-optimize.c (init_tree_optimization_passes): Add one more
3510 copyrename pass just before out-of-ssa.
3512 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3515 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3516 * ggc-none.c (ggc_free): Define.
3518 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3520 * cse.c (max_reg, max_insn_uid): Remove.
3521 (cse_main): Don't access max_reg or max_insn_uid.
3523 * c-common.c (explicit_flag_signed_bitfields,
3524 lang_statement_code_p, lang_expand_function_end): Remove.
3525 * c-common.h: Remove the corresponding declarations.
3526 * c-opts.c (c_common_handle_option): Remove all write access
3527 to explicit_flag_signed_bitfields.
3529 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3530 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3531 * cgraph.h: Remove the corresponding declaration.
3533 * gcse.c (null_pointer_info): Remove.
3535 2005-01-23 Roger Sayle <roger@eyesopen.com>
3536 Eric Botcazou <ebotcazou@libertysurf.fr>
3538 * combine.c (simplify_logical): Only simplify logical expressions
3539 of the form ior(and(x,y),z) by the inverse distributive law if the
3540 result is cheaper than the original.
3542 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3544 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3545 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3546 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3547 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3548 config/freebsd-spec.h, config/arm/arm.h,
3549 config/h8300/h8300.md, config/i386/i386.md,
3550 config/i386/predicates.md, config/i386/sse.md,
3551 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3552 config/vax/vax.md: Fix comment typos. Follow spelling
3555 2005-01-23 Steven Bosscher <stevenb@suse.de>
3557 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3558 tests, instead of `less than'.
3560 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3562 * function.c (assign_parm_setup_block): When creating a new stack slot
3563 for a parameter, get its alignment from the parameter's DECL_ALIGN
3564 rather than the type's TYPE_ALIGN. Make sure that the parameter
3565 is at least word aligned.
3567 2005-01-22 Roger Sayle <roger@eyesopen.com>
3570 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3572 2005-01-22 Richard Henderson <rth@redhat.com>
3575 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3576 in both compare operands.
3577 (movdfcc_1_sse_max): Likewise.
3578 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3579 (movdfcc_1_sse): Likewise.
3580 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3581 scratch register as needed.
3583 2005-01-22 Richard Henderson <rth@redhat.com>
3585 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3587 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3589 2005-01-22 Richard Henderson <rth@redhat.com>
3591 * genopinit.c (optabs): Use smin/smax for floating point too.
3592 * doc/md.texi: Update to match. Clarify that floating point
3593 results are undefined for +0/-0 and NaN.
3594 * doc/rtl.texi: Likewise.
3595 * rtl.def (SMIN, SMAX): Likewise
3596 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3598 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3599 leading 's' to the name.
3600 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3601 smaxxf3, sminxf3): Likewise.
3602 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3605 2005-01-22 Paul Brook <paul@codesourcery.com>
3607 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3609 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3611 * config/s390/s390.c (struct processor_costs): New fields
3612 dlgr, dlr, dr, dsgfr, dsgr.
3613 (z900_cost, z990_cost): Values for new fields.
3614 (s390_rtx_costs): New cases MEM und COMPARE in switch
3615 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3616 DIV, MOD, UDIV, UMOD.
3618 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3620 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3621 into the register being decremented.
3622 ("doloop_si31", "doloop_di"): Likewise.
3623 ("*doloop_si_long"): Adapt pattern.
3625 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3627 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3629 (CLASS_MAX_NREGS): Likewise.
3631 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3633 * doc/tree-ssa.texi (Statement Operands): Add example for new
3634 must-def macro. Note deprecation of old operands interface.
3636 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3638 PR tree-optimization/19484
3639 * tree-cfg.c (remove_fallthru_edge): New function.
3640 (cleanup_control_flow): Remove fallthru edges from calls that are
3641 now known not to return.
3643 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3645 Fix PR tree-optimization/19038
3646 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3647 copies with loop variant ones.
3649 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3651 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3652 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3653 config/alpha/alpha.md, config/alpha/predicates.md,
3654 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3655 config/sparc/sol2.h: Update copyright.
3657 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3658 first label to see if it is a nonlocal label.
3660 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3661 Andrew Pinski <pinskia@physics.uc.edu>
3664 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3665 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3667 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3669 * config/rs6000/rtems.h: Update copyright.
3671 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3674 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3675 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3676 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3678 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3681 * c-typeck.c (convert_arguments): Check for error_mark_node.
3683 2005-01-21 Ian Lance Taylor <ian@airs.com>
3685 PR tree-optimization/13000
3686 * tree-inline.c: Include "tree-flow.h".
3687 (expand_call_inline): If warn_return_type, warn if non-void inline
3688 function falls through.
3689 * tree-cfg.c (execute_warn_function_return): Don't warn about
3690 control reaching end if TREE_NO_WARNING is set. Set
3692 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3694 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3695 branch if we don't need one.
3696 * c-typeck.c: Include "tree-flow.h"
3697 (c_finish_bc_stmt): Don't add a goto if the current statement
3698 list doesn't fall through to the current point.
3700 2005-01-21 Roger Sayle <roger@eyesopen.com>
3702 PR rtl-optimization/576
3703 * real.c (real_arithmetic): Change return type from void to bool
3704 to return an indication that the result may be inexact.
3705 * real.h (real_arithmeric): Update prototype.
3706 * fold-const.c (const_binop): Don't constant fold floating
3707 point expressions when the user specifies -frounding-math and
3708 the result may depend upon the run-time rounding mode.
3709 (fold_convert_const_real_from_real): Clean-up.
3710 (fold_initializer): Ignore flag_rounding_math for initializers.
3711 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3712 constant fold FP operations with flag_rounding_math if the
3713 result may depend upon the run-time rounding mode.
3715 2005-01-21 Tom Tromey <tromey@redhat.com>
3717 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3719 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3721 * tree-cfg.c: Fix comment typos.
3723 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3725 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3726 around the call to rest_of_handle_branch_target_load_optimize.
3728 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3730 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3731 (sparc64-*-openbsd*): Likewise.
3732 (sparclite-*-elf*): Include tm-dwarf2.h.
3733 (sparc86x-*-elf*): Likewise.
3734 (sparc64-*-elf*): Likewise.
3735 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3736 (DBX_DEBUGGING_INFO): Likewise.
3737 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3738 (PREFERRED_DEBUGGING_TYPE): Likewise.
3739 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3740 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3741 (PREFERRED_DEBUGGING_TYPE): Likewise.
3742 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3743 (PREFERRED_DEBUGGING_TYPE): Likewise.
3744 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3746 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3749 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3751 2005-01-20 Paul Brook <paul@codesourcery.com>
3753 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3755 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3757 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3758 label is first in a sequence of labels.
3760 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3762 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3763 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3765 * doc/sourcebuild.texi (Test Directives): New.
3767 2005-01-20 Roger Sayle <roger@eyesopen.com>
3769 * real.c (real_floor): Don't leave the result uninitialized when
3770 mode is VOIDMode, but return the unrounded intermediate value.
3771 (real_ceil): Likewise.
3773 2005-01-20 Paul Brook <paul@codesourcery.com>
3775 * config/arm/arm.md (insv): Use gen_int_mode.
3777 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3779 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3780 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3781 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3782 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3783 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3785 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3788 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3789 fbreg, so we have to assume we can't.
3790 (loc_descriptor_from_tree_1): Ditto.
3791 (containing_function_has_frame_base): New function.
3792 (add_location_or_const_value_attribute): Use it.
3793 Also try to generate a frame_base from a single element location
3796 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3798 PR tree-optimization/15349
3799 * timevar.def (TV_TREE_MERGE_PHI): New.
3800 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3802 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3803 calls to tree_forwarder_block_p.
3804 (remove_forwarder_block_with_phi, merge_phi_nodes,
3805 gate_merge_phi, pass_merge_phi): New.
3806 * tree-optimize.c (init_tree_optimization_passes): Add
3808 * tree-pass.h: Add an extern for pass_merge_phi;
3810 2005-01-20 Richard Henderson <rth@redhat.com>
3813 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3814 (_mm_castps_pd, _mm_castps_si128): New.
3815 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3817 2005-01-20 Richard Henderson <rth@redhat.com>
3820 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3821 __builtin_ia32_vec_init_v2si.
3822 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3823 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3824 (ix86_init_mmx_sse_builtins): Create it.
3825 (ix86_expand_builtin): Expand it.
3826 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3827 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3828 (vec_extractv2si_0, vec_extractv2si_1): New.
3830 2005-01-20 Richard Henderson <rth@redhat.com>
3833 * config/i386/i386.c (ix86_expand_push): New.
3834 * config/i386/mmx.md (push<MMXMODE>1): New.
3835 * config/i386/sse.md (push<SSEMODE>1): New.
3836 * config/i386/i386-protos.h: Update.
3838 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3840 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3843 2005-01-20 Richard Henderson <rth@redhat.com>
3845 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3846 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3848 2005-01-19 Richard Henderson <rth@redhat.com>
3851 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3852 to V4SFmode in SSE1 fallback load path.
3854 2005-01-19 Richard Henderson <rth@redhat.com>
3856 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3857 in QImode expansion to ix86_expand_vector_set.
3858 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3860 2005-01-19 Richard Henderson <rth@redhat.com>
3863 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3864 subclass of the input class.
3865 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3866 Always true for cross-SSE1 classes. Rationalize conditionals.
3867 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3868 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3869 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3870 (movdi_2): Add MMX/SSE zeros.
3871 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3872 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3873 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3874 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3875 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3876 (zero_extendsidi2_rex64_1): Remove.
3877 (MOV0 peephole): Check GENERAL_REG_P.
3879 2005-01-19 Richard Henderson <rth@redhat.com>
3882 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3884 (ix86_expand_vector_extract): Likewise.
3886 2005-01-19 Richard Henderson <rth@redhat.com>
3889 * expr.c (emit_move_change_mode): New argument force; use
3890 simplify_gen_subreg if true.
3891 (emit_move_via_alt_mode): Merge into ...
3892 (emit_move_via_integer): ... here.
3893 (emit_move_ccmode): Use emit_move_change_mode directly.
3895 2005-01-19 Richard Henderson <rth@redhat.com>
3898 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3899 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3900 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3902 (alpha_emit_set_const): Likewise. Make static.
3903 (alpha_emit_set_long_const): Make static.
3904 (alpha_extract_integer): Split out from alpha_expand_mov.
3905 (alpha_split_const_mov): Likewise.
3906 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3907 (alpha_legitimate_constant_p): New.
3908 * config/alpha/alpha-protos.h: Update.
3909 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3910 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3911 * config/alpha/alpha.md (movsi): Add n alternative.
3912 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3913 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3914 (splitters for all of the above): Use alpha_split_const_mov.
3915 * config/alpha/predicates.md (non_add_const_operand): New.
3916 (non_zero_const_operand): New.
3917 (input_operand): Use alpha_legitimate_constant_p after reload.
3919 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3921 PR tree-optimization/19038
3922 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3923 (add_candidate): Add ivs with increment in latch only if
3924 allow_ip_end_pos_p is true.
3925 (determine_iv_cost): Use empty_block_p.
3927 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3929 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3930 (compute_dominance_frontiers): Ditto.
3932 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3935 * config/sh/t-rtems: New.
3936 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3938 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3940 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3941 the offset of the selected field.
3943 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3945 * tree-cfg.c (remove_forwarder_block): Fix the check to
3946 prevent a nonlocal label from appearing in the middle of a
3949 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3951 PR rtl-optimization/19462
3952 * reorg.c (find_end_label): Create return insn only if
3953 current_function_epilogue_delay_list is empty.
3955 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3957 * doc/passes.texi: Remove paragraph mentioning new-ra.
3959 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3961 PR rtl-optimization/15139
3962 * combine.c: Include params.h.
3963 (count_rtxs): New function.
3964 (record_value_for_reg): If replace_rtx would replace at least
3965 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3966 (clobber (const_int 0)) instead of TEM.
3967 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3968 * params.h (MAX_LAST_VALUE_RTL): New.
3969 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3970 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3973 * c-typeck.c (digest_init): Only call build_vector if all constructor
3974 elements are *_CST nodes.
3975 * gimplify.c (gimplify_init_constructor): Likewise.
3978 * c-typeck.c (digest_init): Only call build_vector if inside_init
3981 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3983 * toplev.c (init_asm_output): Remove dead #ifdef.
3985 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3987 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3989 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3991 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3992 accessing DECL_FUNCTION_CODE.
3993 * dojump.c (do_jump): Likewise.
3994 * gimplify.c (gimplify_call_expr): Likewise.
3995 * predict.c (expr_expected_value): Likewise.
3996 (strip_builtin_expect): Likewise.
3997 * tree-inline.c (estimate_num_insns_1): Likewise.
3998 * tree-ssa-loop-im.c (stmt_cost): Likewise
3999 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4000 (tree_expr_nonnegative_p): Likewise.
4002 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4004 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4005 variant of the load_pcrel_sym pattern.
4006 * config/sparc/sparc.md (P macro): Move to the top.
4007 (load_pcrel_sym): Macroize using P.
4008 (save_register_window): Likewise.
4010 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4012 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4015 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4018 * c-typeck.c (build_asm_expr): Strip nops off
4019 input memory operands.
4021 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4023 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4024 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4025 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4026 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4028 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4031 * config/i386/i386.c (override_options): If the 80387 is disabled,
4032 then do not return FP values using FP registers.
4034 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4036 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4037 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4038 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4039 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4040 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4041 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4042 output.h, postreload-gcse.c, postreload.c, recog.c,
4043 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4044 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4045 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4046 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4047 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4048 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4049 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4050 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4052 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4053 config/alpha/alpha.c, config/arm/vfp.md,
4054 config/i386/emmintrin.h, config/i386/i386-modes.def,
4055 config/i386/i386-protos.h, config/i386/i386.h,
4056 config/i386/pmmintrin.h, config/i386/ppro.md,
4057 config/i386/predicates.md, config/i386/xmmintrin.h,
4058 config/i860/i860.c, config/ia64/ia64-modes.def,
4059 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4060 config/ia64/ia64.md, config/ia64/itanium1.md,
4061 config/ia64/itanium2.md, config/ia64/predicates.md,
4062 config/iq2000/iq2000.h, config/mips/linux64.h,
4063 config/rs6000/aix41.h, config/rs6000/aix43.h,
4064 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4065 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4066 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4067 config/sparc/linux64.h, config/sparc/litecoff.h,
4068 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4069 config/sparc/sparc.h, config/sparc/sparc.md,
4070 config/sparc/sysv4-only.h: Update copyright.
4072 2005-01-18 Richard Henderson <rth@redhat.com>
4075 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4077 2005-01-18 Marc Espie <espie@openbsd.org>
4078 * config/i386/openbsdelf.h: Typo.
4080 2005-01-18 Richard Henderson <rth@redhat.com>
4082 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4083 special case for sse.
4084 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4086 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4088 * tree-inline.c (estimate_num_insns_1): Added cases for
4089 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4091 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4093 PR rtl-optimization/19296
4094 * combine.c (simplify_comparison): Rewrite the condition under
4095 which a non-paradoxical SUBREG of a PLUS can be lifted when
4096 compared against a constant.
4098 2005-01-18 Andi Kleen <ak@muc.de>
4100 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4101 * c.opt (-Wpointer-sign): Add.
4102 * doc/invoke.texi: (-Wpointer-sign): Add.
4104 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4106 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4107 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4108 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4109 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4110 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4111 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4112 for TARGET_MIX_SSE_I387.
4113 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4114 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4115 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4116 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4117 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4118 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4119 TARGET_MIX_SSE_I387.
4120 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4123 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4126 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4127 Add movaps alternative for xmm reg->reg move.
4129 2005-01-17 Jeff Law <law@redhat.com>
4131 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4132 at the end of the main DOM loop rather than just before DOM exits.
4134 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4136 PR tree-optimization/19121
4137 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4138 adding aliases to a name tag, also add them to the pointer's
4140 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4141 sensitive alias info at all. Only check that the two pointers
4142 have compatible pointed-to sets.
4143 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4144 a pointer's type tag is a superset of the alias set of the
4147 2005-01-17 James E Wilson <wilson@specifixinc.com>
4150 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4151 comment to document why.
4153 2005-01-17 Richard Henderson <rth@redhat.com>
4155 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4156 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4157 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4158 sse2_vmsminv2df3_finite): New.
4159 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4160 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4161 Force op1 into register.
4163 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4165 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4166 bubblestrap from always rebuilding build directory.
4168 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4170 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4171 ("*cmpmem_short"): Likewise.
4173 2005-01-17 Steven Bosscher <stevenb@suse.de>
4175 * basic-block.h: Document BB_* flags.
4176 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4177 use an sbitmap instead.
4178 * sched-rgn.c (compute_trg_info): Likewise.
4180 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4182 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4183 redundant target_cpu_default and extra_parts lines. Use the default
4185 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4186 (SUBTARGET_EXTRA_SPECS): Delete.
4187 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4188 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4189 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4190 and "n32" for -mabi=n32.
4192 2005-01-17 Ian Lance Taylor <ian@airs.com>
4195 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4196 fold constant variables into initial values.
4198 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4200 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4202 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4203 through the statements backward.
4205 2005-01-17 Ian Lance Taylor <ian@airs.com>
4207 PR middle-end/13127:
4208 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4209 a variable set to the return value of the inlined function.
4211 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4213 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4214 when modes are tieable.
4216 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4218 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4219 of pthread_create to find out if threads are enabled.
4220 * gthr-posix95.h (__gthread_active_p): Likewise.
4222 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4224 * common.opt (-fnew-ra): Remove.
4226 * toplev.h (flag_new_regalloc): Remove.
4227 * Makefile.in (ra*.*): Don't mention.
4228 * passes.c (rest_of_handle_new_regalloc): Remove.
4229 (rest_of_handle_combine, rest_of_compilation): Always consider
4230 flag_new_regalloc as false.
4231 * doc/invoke.texi: Don't document -fnew-ra.
4233 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4235 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4236 last parameter to reg_scan.
4237 * loop.c (loop_optimize): Likewise.
4238 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4239 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4240 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4241 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4242 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4243 * regclass.c (reg_scan): Likewise, for the declaration.
4244 * rtl.h (reg_scan): Likewise, for the prototype.
4246 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4248 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4249 mark_dfs_back_edges.
4251 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4253 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4254 (compute_avail): Uses don't go in tmp_gen.
4256 2005-01-16 Steven Bosscher <stevenb@suse.de>
4258 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4259 loop to look for a free slot in a page entry.
4261 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4264 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4265 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4266 just before targetm.asm_out.file_end.
4267 * tree.h (process_pending_assemble_output_defs): Declare.
4268 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4270 (assemble_alias): Defer generation of assembly code for defines when
4271 TARGET_DEFERRED_OUTPUT_DEFS is true.
4272 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4273 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4274 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4276 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4279 * pa.c (pa_scalar_mode_supported_p): New function.
4280 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4281 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4283 * pa-protos.h (prefetch_operand): Delete.
4284 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4285 * pa.c (prefetch_operand): Delete.
4286 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4287 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4288 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4289 and prefetch_nocc_operand.
4290 * pa.md (prefetch): Rework to avoid reload problems handling short
4291 displacements when a cache control completer needs to be provided.
4292 (prefetch_32, prefetch_64): Delete.
4293 (prefetch_cc, prefetch_nocc): New patterns.
4295 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4297 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4299 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4302 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4303 exceeds maximum alignment for global common data.
4304 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4305 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4307 2004-01-15 Roger Sayle <roger@eyesopen.com>
4309 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4311 2004-01-15 Roger Sayle <roger@eyesopen.com>
4313 * harg-reg-set.h (reg_class_names): Prototype global array.
4314 * regclass.c (reg_class_names): Declare here and initialize to
4316 (dump_regclass): Remove local declaration of reg_class_names.
4317 (regclass): Likewise.
4318 * cfg.c (dump_flow_info): Likewise.
4319 * ra-debug.c (reg_class_names): Likewise.
4320 * regrename.c (reg_class_names): Likewise.
4321 * reload.c (reg_class_names): Likewise.
4322 * reload1.c (spill_failure): Likewise.
4323 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4325 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4327 * config/s390/s390.md ("reload_outti"): Remove predicate for
4328 output operand. Abort if operand is not a MEM.
4329 ("reload_outdi", "reload_outdf"): Likewise.
4331 2005-01-15 Marc Espie <espie@openbsd.org>
4333 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4334 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4335 * config/openbsd.h: Fix C++ includes for native configurations.
4336 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4337 Add trampoline support.
4338 * config/i386/openbsdelf.h: New.
4340 2005-01-15 Marc Espie <espie@openbsd.org>
4342 * collect2.c (main): Explicitly parse -dynamic-linker option.
4344 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4346 PR tree-optimization/19060
4347 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4348 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4349 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4350 and handle extract_range_from_cond returning false.
4351 * fold-const.c (fold): Optimize comparisons with min/max even for
4352 width > HOST_BITS_PER_WIDE_INT.
4354 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4356 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4357 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4358 Remove little endian multilib variants.
4359 Add mips32 multilib variant.
4361 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4363 * explow.c (copy_all_reg, stabilize): Remove.
4364 * expr.h: Remove the corresponding prototypes.
4366 * rtlanal.c (regs_set_between_p): Remove.
4367 * rtl.h: Remove the corresponding prototype.
4369 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4371 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4372 to rs6000_nonimmediate_operand.
4373 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4374 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4375 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4376 rs6000_nonimmediate_operand.
4377 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4378 rs6000_nonimmediate_operand.
4380 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4382 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4384 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4386 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4388 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4389 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4391 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4392 (rs6k_nonimmediate_operand): New.
4393 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4395 (legitimate_lo_sum_address_p): Same.
4396 (rs6000_legitimize_address): Same.
4397 (rs6000_legitimize_reload_address): Same.
4398 (rs6000_legitimate_address): Same.
4399 (spe_build_register_parallel): Pass DF and DC modes in a DI
4402 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4403 to rs6k_nonimmediate_operand.
4405 * config/rs6000/spe.md ("*frob_df_di"): New.
4406 ("*frob_di_df"): New.
4407 ("*frob_di_df_2"): New.
4408 ("*mov_sidf_e500_subreg0"): New.
4409 ("*mov_sidf_e500_subreg4"): New.
4410 ("*movdf_e500_double"): Change predicate to
4411 rs6k_nonimmediate_operand.
4413 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4415 * postreload.c (move2add_note_store): Only call
4416 trunc_int_for_mode on scalar integers.
4418 2005-01-14 Steven Bosscher <stevenb@suse.de>
4420 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4421 replace BB_VISITED uses.
4422 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4423 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4424 (tree_dce_done): Free visited_control_parents.
4425 (perform_tree_ssa_dce): Allocate and clear it.
4426 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4427 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4428 instead of BB_VISITED.
4430 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4432 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4433 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4434 Remove unused prototypes.
4436 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4438 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4439 64-bit register usage.
4440 (spe_func_has_64bit_regs_p): Add FIXME note.
4442 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4444 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4445 flag_finite_math_only with flag_unsafe_math_optimizations.
4447 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4449 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4451 (__tpf_eh_return): Copy TPF private stack area from the module
4452 boundary stack frame. Add check for when module addresses are
4453 equal, but no stub address is found.
4455 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4458 * arm.h (struct machine_function): Add call_via field.
4459 (thumb_call_via_label): Declare.
4460 * arm.c (thumb_call_via_label): New variable.
4461 (thumb_call_reg_needed): New variable.
4462 (arm_output_function_epilogue): For Thumb code, output any per-function
4463 call-indirect trampolines.
4464 (thumb_call_via_reg): New function.
4465 (arm_file_end): New function.
4466 (TARGET_ASM_FILE_END): Call arm_file_end.
4467 (aof_file_end): Likewise.
4468 * arm-protos.h (thumb_call_via_reg): Declare.
4469 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4470 thumb_call_via_reg in normal case.
4472 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4475 PR rtl-optimization/19348
4476 * recog.c (peephole2_optimize): Do global life update if some peephole
4477 decides it doesn't need at least one of its inputs and that change
4478 influences liveness at the start of the basic block.
4480 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4481 arguments instead of 1.
4483 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4486 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4487 zero for nested functions needing a static chain or functions
4488 with a non-constant address.
4490 2005-01-13 Roger Sayle <roger@eyesopen.com>
4492 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4493 (and (sign_extend X) C) into (zero_extend (and X C)).
4495 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4497 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4499 2005-01-13 Richard Henderson <rth@redhat.com>
4504 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4505 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4506 not just TARGET_SSE.
4507 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4508 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4509 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4510 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4511 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4512 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4513 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4514 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4515 (movdicc_c_rex64): Rename with '*'.
4516 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4517 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4518 (movsfcc_1_387): Rename from movsfcc_1.
4519 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4520 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4521 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4522 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4523 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4524 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4525 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4526 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4527 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4528 sse_movdfcc_const0_4): Remove.
4529 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4530 recognize min/max early. Update for changed sse cmove patterns.
4531 (ix86_split_sse_movcc): New.
4532 * config/i386/i386-protos.h: Update.
4534 2005-01-13 Steven Bosscher <stevenb@suse.de>
4536 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4537 (fix_stmt_v_may_defs): Likewise.
4539 2005-01-13 Richard Henderson <rth@redhat.com>
4541 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4542 for converting the mask.
4544 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4546 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4549 2005-01-13 Richard Henderson <rth@redhat.com>
4551 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4552 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4553 IX86_BUILTIN_MOVDQ2Q): Remove.
4554 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4555 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4556 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4558 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4559 (sse2_pextrw): Fix immediate constraint.
4560 (sse2_loadq, sse2_loadq_rex64): Remove.
4561 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4562 Use __builtin_ia32_vec_ext_<size>.
4563 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4565 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4567 * function.c (assign_parm_setup_block): Look inside original
4568 entry_parm when inspecting PARALLEL.
4570 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4571 Joel Sherrill <joel@oarcorp.com>
4574 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4575 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4576 rtems_gxx_recursive_mutex_init.
4577 (__gthread_recursive_mutex_lock): New function.
4578 (__gthread_recursive_mutex_trylock): Likewise.
4579 (__gthread_recursive_mutex_unlock): Likewise.
4581 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4583 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4585 2005-01-13 Jan Beulich <jbeulich@novell.com>
4587 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4588 (ashrti3_internal): Indicate output is early clobber. Generate result
4589 into output rather than first input. Use move for low word of output
4590 if shift count is exactly 64.
4591 (lshrti3_internal): Likewise.
4593 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4597 * reload1.c (delete_output_reload): Don't delete an output reload
4598 if the pseudo lives longer than a single basic block. Adjust and
4599 improve wording of comment.
4601 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4604 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4605 of TYPE_SIZE where we mean the number of bytes.
4607 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4609 * function.c (assign_parm_setup_block): Relax condition on
4610 multi-register optimization.
4612 2005-01-12 Nick Clifton <nickc@redhat.com>
4614 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4615 an "in_delay_slot" attribute of "no" to prevent them being used in
4616 delay slots. This is forbidden because they might generate
4619 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4622 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4625 2005-01-12 Nick Clifton <nickc@redhat.com>
4627 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4628 passed on to GAS) but do not define, as GAS no longer supports or
4629 needs the -m2000 option.
4631 2005-01-11 Roger Sayle <roger@eyesopen.com>
4633 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4634 type as args of unprototyped builtins aren't automatically promoted.
4635 (fold_builtin_abs): Likewise.
4637 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4639 * Makefile.in: Set a `build-warn' variable.
4641 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4643 PR tree-optimization/17949
4644 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4645 (find_interesting_uses_address): Use it.
4647 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4649 * regrename.c (kill_value): Handle subreg's that won't simplify.
4651 2005-01-11 Richard Henderson <rth@redhat.com>
4654 * config/i386/i386.h (enum ix86_builtins): Move ...
4655 * config/i386/i386.c: ... here.
4656 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4657 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4658 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4659 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4660 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4661 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4662 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4663 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4664 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4665 IX86_BUILTIN_LOADDDUP): Remove.
4666 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4667 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4668 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4669 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4670 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4671 (ix86_init_builtins): Make static.
4672 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4673 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4674 if all the modes match. Otherwise, fake it.
4675 (get_element_number, ix86_expand_vec_init_builtin,
4676 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4677 (ix86_expand_builtin): Make static. Update for changed builtins.
4678 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4679 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4680 (ix86_expand_vector_init_duplicate): New.
4681 (ix86_expand_vector_init_low_nonzero): New.
4682 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4683 Split out from ix86_expand_vector_init; handle integer modes.
4684 (ix86_expand_vector_init): Use them.
4685 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4686 * config/i386/i386-protos.h: Update.
4687 * config/i386/predicates.md (reg_or_0_operand): New.
4688 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4689 (movv2sf_internal): Likewise. And a splitter to match them all.
4690 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4691 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4692 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4693 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4694 (mmx_pinsrw): Fix operand ordering.
4695 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4696 rather than sse_loadss expander.
4697 (movv2df splitter): Similarly.
4698 (sse_loadss, sse_loadlss): Remove.
4699 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4700 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4701 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4702 (sse3_movddup): Rename with '*'.
4703 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4704 (sse2_loadsd): Remove.
4705 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4706 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4707 (sse2_pinsrw): Fix argument ordering.
4708 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4709 (sse2_stored): Remove 'r' destination.
4710 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4711 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4712 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4713 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4714 vec_extractv16qi, vec_initv16qi): New.
4716 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4717 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4718 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4720 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4721 (_mm_load_si128, _mm_store_si128): Likewise.
4722 (_mm_load1_pd): Use _mm_set1_pd.
4723 (_mm_load_sd): Use _mm_set_sd.
4724 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4725 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4726 (_mm_set_epi64): Use _mm_set_epi64x.
4727 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4728 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4729 _mm_setr_epi8): Use _mm_set_foo form.
4730 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4731 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4732 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4733 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4734 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4735 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4736 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4737 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4738 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4739 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4740 (_mm_movedup_pd): Use _mm_shuffle_pd.
4741 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4742 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4743 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4744 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4746 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4747 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4748 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4749 (_mm_store_ps): Use raw dereference.
4750 (_mm_store1_ps): Use _mm_storeu_ps.
4751 (_mm_storer_ps): Use _mm_store_ps.
4752 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4753 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4755 2005-01-11 Stan Shebs <shebs@apple.com>
4757 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4758 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4760 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4763 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4764 Skip all DECLs except for FIELD_DECLs.
4766 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4768 * config/s390/s390.c (override_options): Return error if
4769 -mbackchain, -mpacked-stack and -mhard-float are used together.
4770 (s390_va_start): Remove the backchain && packed-stack special case.
4771 (s390_gimplify_va_arg): Likewise.
4772 * doc/invoke.texi: Remove the ABI incompatibility note.
4774 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4776 * config/s390/s390.c (struct s390_frame_layout): Remove
4778 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4779 save_backchain_p with TARGET_BACKCHAIN.
4781 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4784 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4785 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4786 * function.c (locate_and_pad_parm): Set new field.
4787 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4788 Tweak where_pad test to include "none". Always set mem align for
4790 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4791 not sufficient for type.
4792 (assign_parm_setup_block): If stack_parm is zero on entry, always
4793 make a new stack local. Block move old stack parm if necessary
4794 to new aligned stack local.
4795 (assign_parm_setup_stack): Use a block move to handle
4796 potentially misaligned entry_parm.
4797 (assign_parms_unsplit_complex): Specify required alignment when
4798 creating stack local.
4799 * calls.c (compute_argument_addresses): Override alignment of stack
4800 arg calculated from its type with the alignment given by
4801 FUNCTION_ARG_BOUNDARY.
4802 (store_one_arg): Likewise.
4804 2005-01-11 Jan Beulich <jbeulich@novell.com>
4806 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4807 Change respective itanium_class attribute to ialu.
4808 (shladdp4_internal): New.
4809 * config/ia64/predicates.md (shladd_log2_operand): New.
4811 2005-01-11 Richard Henderson <rth@redhat.com>
4813 * expr.c (store_constructor): Use rtvec_alloc instead of
4814 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4816 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4818 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4820 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4822 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4823 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4824 (TARGET_RWRELOC): Define.
4825 (ia64_rwreloc_section_type_flags): Delete.
4826 (ia64_section_type_flags): New function.
4827 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4828 (TARGET_RWRELOC): Define.
4830 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4833 * config/ia64/ia64.c (process_set): For alloc insn, only call
4834 process_epilogue is !frame_pointer_needed.
4836 2005-01-10 Roger Sayle <roger@eyesopen.com>
4839 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4840 unary operator and can't be treated as a binary/comparison operator.
4842 2005-01-10 Richard Henderson <rth@redhat.com>
4844 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4845 (ix86_return_in_memory): Likewise.
4846 (function_arg_advance): Likewise. Mirror structure in function_arg
4847 for choosing register to advance.
4849 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4851 * tree-vectorizer.c, tree.def: Fix comment typos.
4853 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4855 * config/s390/s390.c (struct processor_costs): 4 new fields:
4856 ddbr, ddr, debr, der.
4857 (s390_rtx_costs): More precise handling of divide instructions.
4859 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4861 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4863 2005-01-10 Jan Beulich <jbeulich@novell.com>
4865 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4866 names resulting from -ffunction-sections/-fdata-sections and linkonce
4868 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4869 based on the section name. Rearrange the section name comparison logic
4870 slightly so that each section name is compared against at most once.
4872 2005-01-10 Ben Elliston <bje@au.ibm.com>
4874 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4875 targets for which -fPIC reduces limitations on the GOT size.
4877 2005-01-09 Falk Hueffner <falk@debian.org>
4879 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4882 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4885 * collect2.c (main): Set aixrtl_flag for -brtl option.
4886 (resolve_lib_name): Search for .so file extension before .a
4889 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4891 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4892 (vect_analyze_data_refs_alignment): Add dump prints.
4894 2005-01-09 Ira Rosen <irar@il.ibm.com>
4896 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4897 expr_invariant_in_loop_p.
4898 Initialize outputs first thing in the function.
4899 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4900 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4901 (vect_analyze_pointer_ref_access): Check that the initial condition of
4902 the access function is loop invariant.
4904 2005-01-09 Richard Henderson <rth@redhat.com>
4906 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4907 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4908 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4909 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4910 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4911 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4912 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4913 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4914 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4915 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4916 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4917 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4918 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4919 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4920 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4921 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4922 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4923 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4924 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4925 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4926 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4927 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4928 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4930 (mmx_clrdi, pavgusb): Remove.
4931 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4932 with leading sse_ prefix.
4933 * config/i386/sse.md: Receive them.
4934 * config/i386/mmx.md: New file.
4935 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4936 (subrv2sf3): Turn into expander for normal subtraction.
4937 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4938 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4939 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4940 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4941 commutative; use ix86_binary_operator_ok.
4942 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4943 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4944 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4945 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4946 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4947 Macroize from existing patterns; use ix86_binary_operator_ok.
4948 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4949 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4950 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4951 with vec_select+vec_concat.
4952 (mmx_pshufw, mmx_pshufw_1): Likewise.
4953 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4954 (mmx_uavgv4hi3): Model correctly.
4955 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4956 _mm_xor_si64): Remove casts.
4958 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4960 PR tree-optimization/19224
4961 * tree-scalar-evolution.c (get_instantiated_value,
4962 set_instantiated_value): New functions.
4963 (instantiate_parameters_1): Cache the results.
4964 (instantiate_parameters, resolve_mixers): Initialize and free
4967 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4969 * config/i386/i386.md (addhi_4): Correct reference in comment.
4972 2005-01-08 Richard Henderson <rth@redhat.com>
4974 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4975 (_mm_cvtsi128_si64x): Likewise.
4976 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4977 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4978 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4979 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4980 * config/i386/i386-protos.h: Update.
4981 * config/i386/i386.c (print_operand): Add 'H'.
4982 (ix86_fixup_binary_operands): Split out from ...
4983 (ix86_expand_binary_operator): ... here.
4984 (ix86_fixup_binary_operands_no_copy): New.
4985 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4986 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4987 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4988 (safe_vector_operand): Use CONST0_RTX.
4989 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4990 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4991 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4992 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4994 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4995 (IX86_BUILTIN_CMPNGESS): New.
4996 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4997 (attr type): Add sselog1.
4998 (attr unit, attr memory): Handle it.
4999 (movti, movti_internal, movti_rex64): Move near other integer moves.
5000 (movtf, movtf_internal): Move near other fp moves.
5001 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5002 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5003 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5004 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5005 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5006 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5007 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5008 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5009 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5010 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5011 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5012 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5013 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5014 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5015 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5016 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5017 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5018 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5019 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5020 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5021 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5022 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5023 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5024 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5025 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5026 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5027 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5028 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5029 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5030 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5031 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5032 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5033 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5034 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5035 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5036 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5037 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5038 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5039 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5040 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5041 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5042 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5043 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5044 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5046 (SSEPUSH, push<SSEPUSH>): Remove.
5047 (MMXPUSH, push<MMXPUSH>): Remove.
5048 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5049 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5050 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5051 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5052 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5053 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5054 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5055 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5056 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5057 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5058 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5059 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5060 (ppro_sse_log_V4SF): Handle sselog1.
5061 * config/i386/predicates.md (const_0_to_1_operand): New.
5062 (const_0_to_255_mul_8_operand): New.
5063 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5064 (const_2_to_3_operand, const_4_to_7_operand): New.
5065 * config/i386/sse.md: New file.
5066 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5067 (sse_movups): Rename from sse_movups_1.
5068 (sse_loadlss): Rename from sse_loadss_1.
5069 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5071 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5072 (absv4sf2, negv2df, absv2df): New.
5073 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5074 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5075 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5076 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5077 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5078 (sse3_addsubv4sf3): Model correctly.
5079 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5080 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5081 (sse_movhlps): Model with vec_select+vec_concat.
5082 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5083 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5084 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5085 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5086 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5087 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5088 sse2_pshufhw_1): Likewise.
5089 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5090 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5091 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5092 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5093 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5094 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5095 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5096 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5097 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5098 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5099 sminv8hi3): Mark commutative
5100 operands. Use ix86_binary_operator_ok.
5101 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5102 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5103 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5104 sse2_punpcklqdq): Allow operand2 in memory.
5105 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5106 sse2_movsd): Add memory alternatives.
5107 (sse_storelps): Turn expander into an insn; split after reload.
5108 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5109 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5111 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5113 * configure.ac (DWARF-2 debug_line): Use objdump.
5114 * configure: Regenerate.
5116 2005-01-08 Jeff Law <law@redhat.com>
5117 Diego Novillo <dnovillo@redhat.com>
5119 PR tree-optimization/18241
5120 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5121 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5122 statements with volatile operands.
5123 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5124 operands after marking a statement with has_volatile_ops.
5126 2005-01-08 Roger Sayle <roger@eyesopen.com>
5128 * tree.c (int_fits_type_p): Always honor integer constant
5129 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5131 2005-01-08 Roger Sayle <roger@eyesopen.com>
5133 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5134 the latent bug in rtl_delete_block has been resolved.
5136 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5138 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5139 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5141 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5143 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5144 library as @multilib_dir@/$(SHLIB_SONAME).
5146 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5148 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5149 * configure: Regenerate.
5151 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5153 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5156 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5159 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5160 Convert non-word aligned offset address using ld/std into
5163 2005-01-07 Richard Henderson <rth@redhat.com>
5165 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5167 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5169 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5171 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5173 PR tree-optimization/19283
5174 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5175 is not shorter than the original type.
5177 PR rtl-optimization/19012
5178 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5180 PR rtl-optimization/18861
5181 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5182 (FULL_STATE): Define.
5183 (mark_tablejump_edge): New function.
5184 (purge_dead_tablejump_edges): New function.
5185 (find_bb_boundaries): Use it.
5187 PR tree-optimization/18828
5188 * builtins.c (expand_builtin_next_arg): Remove argument and all
5189 the argument checking.
5190 (expand_builtin): Adjust caller.
5191 (expand_builtin_va_start): Likewise. Remove error for too many
5193 (fold_builtin_next_arg): Issue error for too many arguments.
5194 After checking arguments, replace them with magic arguments that
5195 prevent further checking of the args.
5197 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5199 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5201 2005-01-06 Roger Sayle <roger@eyesopen.com>
5204 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5205 and %{.S:...} (and their negative variants) to test whether the
5206 input file is assembler or pre-processed-assembler independent of
5207 the actual filename extension.
5209 2005-01-06 Roger Sayle <roger@eyesopen.com>
5211 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5212 of sign or zero extended values.
5214 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5216 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5217 for IBM long double format correctly.
5219 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5221 Fix PR tree-optimization/18792
5223 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5224 to first_loop_depth, and use loop depth instead of loop number.
5225 (build_classic_dir_vector): Ditto.
5226 (compute_data_dependences_for_loop): Use depth, not loop number.
5227 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5228 number. Pass in loops, instead of loop numbers.
5229 (gather_interchange_stats): Ditto.
5230 (linear_transform_loops): Ditto.
5232 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5235 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5236 biv_fits_mode_p, extension_within_bounds_p): New functions.
5237 (check_ext_dependent_givs): Use them.
5239 2005-01-06 Roger Sayle <roger@eyesopen.com>
5241 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5242 more than one barrier, in which case we should delete them all.
5244 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5246 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5248 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5250 Fix PR middle-end/19286
5252 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5253 output this subprogram, simply ignore this attempt to do it again.
5254 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5255 origin attribute if it's not possible.
5256 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5257 (decls_for_scope): Ditto.
5258 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5259 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5261 2005-01-05 Richard Henderson <rth@redhat.com>
5264 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5265 (bdesc_2arg): Use it.
5266 (ix86_expand_binop_builtin): Force operands into registers
5268 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5269 ix86_expand_sse_compare, ix86_expand_sse_comi,
5270 ix86_expand_builtin): Likewise.
5272 2005-01-05 Richard Henderson <rth@redhat.com>
5274 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5276 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5277 (mulv4hi3): Set itanium_class mmmul.
5278 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5279 (fpack): Rename from fpack_sfsf.
5281 2005-01-05 Richard Henderson <rth@redhat.com>
5284 * reload1.c (do_input_reload): Restrict the optimization deleteing
5285 a previous output reload to RELOAD_FOR_INPUT.
5287 2005-01-05 Steven Bosscher <stevenb@suse.de>
5289 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5290 comment that we fall through after case.
5291 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5292 (distribute_links): Likewise.
5293 * cse.c (cse_insn): Likewise.
5294 * cselib.c (cselib_invalidate_mem): Likewise.
5295 * df.c: Update comments at the top of the file.
5296 (read_modify_subreg_p): Update comments here too.
5297 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5298 * flow.c (mark_set_1): Likewise.
5299 (mark_used_regs): Likewise.
5300 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5301 (canon_list_insert): Likewise.
5302 (mark_set): Likewise.
5303 (try_replace_reg): Likewise.
5304 (store_killed_in_insn): Likewise.
5305 * loop.c (count_one_set): Likewise.
5306 (basic_induction_var): Likewise.
5307 * postreload-gcse.c (find_mem_conflicts): Likewise.
5308 * postreload.c (reload_combine_note_store): Likewise.
5309 (move2add_note_store): Likewise.
5310 * reload.c (find_equiv_reg): Likewise.
5311 (mark_referenced_resources): Likewise.
5312 * rtlanal.c (set_noop_p): Likewise.
5313 (note_stores): Likewise.
5314 (note_uses): Likewise.
5315 * sched-deps.c (sched_analyze_1): Likewise.
5316 * sched-rgn.c (check_live_1): Likewise.
5317 (update_live_1): Likewise.
5318 * config/i860/i860.c: Likewise.
5320 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5322 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5324 * doc/rtl.texi: Update documentation for bit-fields and SET.
5326 2005-01-05 Roger Sayle <roger@eyesopen.com>
5328 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5330 2005-01-05 Jan Hubicka <jh@suse.cz>
5331 Richard Henderson <rth@redhat.com>
5334 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5337 2005-01-05 Richard Henderson <rth@redhat.com>
5340 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5341 (sse_shufps): Change operand 3 to const_int_operand.
5342 (sse2_storelps): Fix typo in template.
5343 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5344 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5345 (ix86_expand_builtin): Likewise.
5347 2005-01-05 Julian Brown <julian@codesourcery.com>
5349 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5350 as aggregates for AAPCS ABIs.
5352 2005-01-05 Stan Shebs <shebs@apple.com>
5354 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5355 Mach-O getters if ppc64.
5356 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5358 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5359 signed four-byte field for global code case.
5360 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5362 2005-01-05 Roger Sayle <roger@eyesopen.com>
5365 * c-common.c: Include real.h.
5366 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5367 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5368 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5369 * Makefile.in (c-common.o): Update dependencies.
5371 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5373 * c-parse.in (asm_string): Add trailing semicolon.
5375 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5377 * c-parse.in (asm_string): New. Don't allow wide strings in
5379 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5380 asm_string instead of STRING.
5382 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5384 * c-typeck.c (constructor_no_implicit): Remove.
5385 (set_designator, process_init_element): Don't check
5386 constructor_no_implicit.
5388 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5389 Kaz Kojima <kkojima@gcc.gnu.org>
5392 * lcm.c (create_pre_exit): New.
5393 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5394 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5396 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5398 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5399 -msoft-float in target_float_switch.
5400 * arm.c (arm_override_options): Fix processing of target_float_switch.
5402 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5404 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5407 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5409 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5410 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5412 2005-01-04 Roger Sayle <roger@eyesopen.com>
5414 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5415 if deleting the then-block allows the test-block to fallthru to the
5418 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5421 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5422 after the full declaration if the are in two different TUs.
5424 2005-01-04 Richard Henderson <rth@redhat.com>
5427 * tree-sra.c (generate_one_element_init): Just
5428 call gimplify_and_add.
5429 (generate_element_init): Record the
5430 new referenced variables and mark them for renaming
5431 and split out to ...
5432 (generate_element_init_1): This.
5433 (scalarize_init): Don't call push_gimplify_context/
5434 pop_gimplify_context.
5436 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5438 * toplev.c (get_src_pwd): Handle failure of getpwd().
5440 2005-01-04 Roger Sayle <roger@eyesopen.com>
5442 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5444 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5445 all the cases handled by it are inverted by invert_truthvalue.
5447 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5449 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5450 (save_register_windowsi): Likewise.
5452 2005-01-04 Richard Henderson <rth@redhat.com>
5454 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5456 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5459 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5460 any simplifications of vector mode comparison operators.
5461 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5463 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5464 Devang Patel <dpatel@apple.com>
5466 PR tree-optimization/18308
5467 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5468 the operands before creating a new expression.
5469 * dojump.c (do_jump): Make drop_through_label available
5470 for all cases. Add expansion of COND_EXPR.
5472 2005-01-04 Ira Rosen <irar@il.ibm.com>
5474 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5475 INTEGER_CST instead of TREE_CONSTANT.
5476 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5477 instead of TREE_CONSTANT.
5478 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5479 instead of TREE_CONSTANT.
5481 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5483 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5485 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5488 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5489 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5491 2005-01-03 Richard Henderson <rth@redhat.com>
5493 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5494 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5495 fold_convert_const_real_from_real): Split out from ...
5496 (fold_convert_const): ... here.
5498 2005-01-03 Richard Henderson <rth@redhat.com>
5501 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5502 (mov<MMXMODEI>_internal): Likewise.
5503 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5504 Add V2SF case; use it for SSE1; don't use TI.
5505 (movdf_integer): Likewise.
5506 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5508 2005-01-03 Ira Rosen <irar@il.ibm.com>
5510 * tree-vectorizer.c (vect_strip_conversions): New function.
5511 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5512 check for binary class.
5514 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5518 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5520 * gimple-low.c (mark_blocks_with_used_vars): New function.
5521 (mark_blocks_with_used_subblocks): Ditto.
5522 (mark_used_blocks): Ditto.
5523 (pass_mark_used_blocks): New pass.
5524 * tree-inline.c: Include debug.h.
5525 (expand_call_inline): Call outlining_inline_function here.
5526 * tree-optimize.c (init_tree_optimization_passes): Add
5527 pass_mark_used_blocks.
5528 * tree-pass.h (pass_mark_used_blocks): New.
5529 * Makefile.in (tree-inline.o): Add debug.h dependency.
5531 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5533 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5534 VAR_DECLs to have weak_import attribute.
5536 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5539 2004-01-03 Steven Bosscher <stevenb@suse.de>
5541 * passes.c (rest_of_compilation): Don't run regmove if only
5542 flag_expensive_optimizations, require flag_regmove instead.
5544 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5546 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5548 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5549 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5550 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5551 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5553 2005-01-03 Richard Henderson <rth@redhat.com>
5555 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5556 (ia64_const_ok_for_letter_p): New.
5557 (ia64_const_double_ok_for_letter_p): New.
5558 (ia64_extra_constraint): New.
5559 (ia64_expand_vecint_compare): New.
5560 (ia64_expand_vcondu_v2si): New.
5561 (ia64_expand_vecint_cmov): New.
5562 (ia64_expand_vecint_minmax): New.
5563 (ia64_print_operand): Add 'v'.
5564 (ia64_preferred_reload_class): New.
5565 (ia64_vector_mode_supported_p): New.
5566 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5567 (PREFERRED_RELOAD_CLASS): Move to function.
5568 (CONST_OK_FOR_LETTER_P): Move to function.
5569 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5570 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5571 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5572 (EXTRA_CONSTRAINT): Move to function.
5573 * config/ia64/ia64.md: Include vect.md.
5574 (itanium_class): Add mmalua.
5576 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5578 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5579 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5581 (const_int_2bit_operand): New.
5582 (fr_reg_or_0_operand): New.
5583 * config/ia64/ia64-modes.def: Add vector modes.
5584 * config/ia64/ia64-protos.h: Update.
5585 * config/ia64/vect.md: New file.
5587 2005-01-03 Richard Henderson <rth@redhat.com>
5589 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5591 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5594 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5596 (log1pdf2): Change mode of operands[0,1] to DFmode.
5598 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5600 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5601 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5602 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5603 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5604 SPARC_RELAXED_ORDERING.
5606 2005-01-03 Richard Henderson <rth@redhat.com>
5607 Uros Bizjak <uros@kss-loka.si>
5610 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5611 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5612 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5614 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5615 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5616 const_pow2_1_to_128_operand): New predicates.
5618 2005-01-02 Greg McGary <greg@mcgary.org>
5620 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5622 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5623 object. [ptr_type]: Remove unused variable.
5624 Remember nearest addressable array-element or record-component
5625 when checking bitfield components. Tolerate empty BIND_EXPR.
5627 2005-01-01 Richard Henderson <rth@redhat.com>
5629 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5630 that don't narrow the value. Fail for other conversions.
5632 2005-01-01 Richard Henderson <rth@redhat.com>
5635 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5636 * c-lang.c (finish_file): Don't do it here.
5637 * objc/objc-act.c (objc_finish_file): Likewise.
5639 * cgraph.c (decl_assembler_name_equal): New.
5640 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5641 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5642 * cgraph.h (struct cgraph_varpool_node): Add next.
5643 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5644 * varasm.c (assemble_alias): Mark the target as needed.
5646 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5649 * function.c (get_arg_pointer_save_area): Use entry_of_function
5650 instead of get_insns.
5652 2005-01-01 Roger Sayle <roger@eyesopen.com>
5653 Andrew Pinski <pinskia@physics.uc.edu>
5654 James E. Wilson <wilson@specifixinc.com>
5656 PR rtl-optimization/12092
5657 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5660 2005-01-01 Roger Sayle <roger@eyesopen.com>
5661 Olivier Hainque <hainque@act-europe.fr>
5663 * tree.c (int_fits_type_p): A narrower type always fits in a
5664 wider one, except for negative values into unsigned types.
5666 2005-01-01 Roger Sayle <roger@eyesopen.com>
5668 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5669 with the original constant rather than require TREE_OVERFLOW.
5671 2005-01-01 Steven Bosscher <stevenb@suse.de>
5674 * c-decl.c (finish_function): If compiling C99, annotate the
5675 compiler generated return with the current file name and line 0.
5676 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5677 the source line is greater than 0.
5678 (remove_bb): Likewise.
5680 See ChangeLog.12 for earlier changes.