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", "reload_outqi"):
36 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
37 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
38 Adjust for MOF being properly described as a register.
39 (indir_to_reg_split): Name this split. Conditionalize on the
40 destination register being a general register.
41 (movei): Conditionalize on on operands 0 and 1 having the same
44 2005-03-03 Alan Modra <amodra@bigpond.net.au>
47 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
48 -mcpu to override any other explicitly given flags.
50 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
52 * recog.c (verify_changes, confirm_change_group): New functions,
53 broken out of apply_change_group.
54 (apply_change_group): Use them.
55 * recog.h (verify_change, confirm_change_group): Declare.
56 * rtl.h (redirect_jump_2): Declare.
57 * jump.c (redirect_exp, invert_exp): Delete.
58 (invert_exp_1): Take second parameter. Return value. Changed caller.
59 (redirect_jump_2): New function, broken out of redirect_jump.
60 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
61 (invert_jump): Use invert_jump_1 and redirect_jump_2.
62 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
64 2005-03-02 Geoffrey Keating <geoffk@apple.com>
66 * varasm.c (named_section): Use xstrdup rather than doing it by
69 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
71 2005-03-02 Devang Patel <dpatel@apple.com>
73 Undo PR tree-optimization/18815 fix.
75 2005-03-02 Devang Patel <dpatel@apple.com>
77 PR tree-optimization/18815
78 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
79 loops with zero exit edges.
81 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
83 * cfg.c (connect_src, connect_dest, disconnect_src,
85 (unchecked_make_edge, remove_edge, redirect_edge_succ,
86 redirect_edge_pred): Use the new functions.
88 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
89 free_dominance_info only when needed.
91 2005-03-02 David Edelsohn <edelsohn@gnu.org>
94 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
95 (reg_or_sub_cint64_operand): Same.
97 2005-03-02 Jeff Law <law@redhat.com>
99 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
100 CFG_ALTERED in the main DOM iteration loop.
102 2005-03-02 Mark Mitchell <mark@codesourcery.com>
105 * varasm.c (initializer_constant_valid_p): Allow conversions
106 between OFFSET_TYPEs. Tidy.
108 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
110 * config/cris/cris.md ("return"): Remove epilogue delay list
113 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
115 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
117 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
119 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
121 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
122 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
123 config/m68k/m68k.c, config/mips/mips.h,
124 config/rs6000/rs6000-protos.h, doc/contrib.texi,
125 doc/include/gcc-common.texi: Update copyright.
127 PR middle-end/18029 and PR middle-end/18030
128 * expr.c (optimize_bitfield_assignment_op): Add a special case
129 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
131 * fold-const.c (fold_unary): New.
132 (fold): Call fold_unary on unary expressions.
134 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
136 * cgraph.h (struct cgraph_edge): Add prev_caller and
138 (cgraph_node_remove_callees): Export.
139 * cgraph.c (cgraph_create_edge): Initialize prev_caller
141 (cgraph_edge_remove_callee): New function.
142 (cgraph_edge_remove_caller): Likewise.
143 (cgraph_remove_edge): Use.
144 (cgraph_redirect_edge_callee): Likewise.
145 (cgraph_node_remove_callees): New function.
146 (cgraph_node_remove_callers): Likewise.
147 (cgraph_remove_node): Use.
148 * tree-optimize.c (tree_rest_of_compilation): Use
149 cgraph_node_remove_callees instead of manual loop.
150 * cgraphunit.c (cgraph_finalize_function): Likewise.
151 (cgraph_expand_function): Likewise.
152 (cgraph_remove_unreachable_nodes): Likewise.
154 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
157 * c-tree.h (undeclared_variable, build_external_ref): Add extra
159 * c-decl.c (undeclared_variable): Take location as argument.
160 * c-typeck.c (build_external_ref): Likewise.
161 * c-parser.c (c_parser_postfix_expression): Pass location of
162 identifier to build_external_ref.
164 2005-03-01 David Edelsohn <edelsohn@gnu.org>
166 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
167 CCEQ mode for branch_positive_comparison_operator test.
168 * config/rs6000/predicates (branch_comparison_operator): Revert to
170 (scc_comparison_operator): Same.
171 (branch_positive_comparison_operator): Same.
173 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
175 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
176 (cris_delay_slots_for_epilogue): Remove.
177 (save_last): Move into cris_target_asm_function_epilogue.
178 (cris_target_asm_function_epilogue): Remove tests for file being
180 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
181 (cris_delay_slots_for_epilogue): Remove prototypes.
182 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
183 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
185 2005-03-01 David Edelsohn <edelsohn@gnu.org>
187 * config/rs6000/predicates.md (branch_comparison_operator): Change
188 to define_special_predicate.
189 (scc_comparison_operator): Same.
190 (branch_positive_comparison_operator): Same.
192 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
194 * Makefile.in (tree-ssa-sink.o): New.
195 (OBJS-common): Add tree-ssa-sink.o.
196 * common.opt: Add -ftree-sink
197 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
198 * timevar.def (TV_TREE_SINK): new timevar.
199 * tree-flow.h (is_hidden_global_store): Prototype.
200 * tree-optimize.c (init_tree_optimization_passes): Add
202 * tree-pass.h (pass_sink_code): New.
203 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
204 for non-obvious global store store to is_hidden_global_store, and
205 call that new function.
206 * tree-ssa-sink.c: New file.
207 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
208 * doc/passes.texi: Document forward store motion.
209 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
210 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
211 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
212 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
214 2005-03-01 Per Bothner <per@bothner.com>
216 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
217 and we have a non-zero column-number, add it to the message.
218 Also factor out the diagnostic_kind_text.
220 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
222 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
223 flow_loop_pre_header_scan, flow_loop_pre_header_find,
224 flow_loop_scan): Removed.
225 (flow_loop_dump): Do not dump removed fields.
226 (flow_loop_free): Do not free removed fields.
227 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
228 (loop_exit_edge_p): New function.
229 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
230 num_pre_header_edges, entry_edges, num_entries, exit_edges,
231 num_exits, exits_doms.
232 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
233 LOOP_EDGES, LOOP_ALL): Removed.
234 (flow_loop_scan): Declaration removed.
235 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
236 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
238 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
239 (if_convert): Call flow_loops_find and flow_loops_free
240 when calling mark_loop_exit_edges.
241 * cfgloopanal.c (mark_loop_exit_edges): Moved from
242 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
243 free_dominance_info calls.
244 * loop-init.c (flow_loops_find): Ditto.
245 * passes.c (rest_of_handle_branch_prob): Ditto.
246 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
247 * loop-unroll.c (analyze_insns_in_loop): Do not use
249 * predict.c (predict_loops): Do not call flow_loop_scan.
250 Use get_loop_exit_edges.
251 (tree_estimate_probability): Do not pass flags to flow_loops_find.
252 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
253 Do not use EDGE_LOOP_EXIT.
254 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
255 to bb_with_exit_edge_p.
256 (if_convertible_loop_p): Do not call flow_loop_scan. Use
257 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
258 to bb_with_exit_edge_p.
259 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
261 * tree-loop-linear.c (linear_transform_loops): Do not call
262 flow_loop_scan. Use loop->single_exit.
263 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
264 (vect_analyze_loop_form): Do not call flow_loop_scan.
265 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
267 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
269 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
270 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
271 slpeel_tree_duplicate_loop_to_edge_cfg,
272 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
273 Use loop_preheader_edge and loop->single_exit. Do not call
276 2005-03-01 Nick Clifton <nickc@redhat.com>
278 * config/arm/arm.c (thumb_find_work_register): Check all of the
279 argument registers to see if they are free, and a couple of
280 special cases where the last argument register but can be proved
281 to be available during the function's prologue.
282 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
283 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
284 thumb_unexpanded_epilogue): Use unsigned long as the type for the
286 (thumb_compute_save_reg_mask): Likewise. Also use
287 thumb_find_work_register() to ensure that there is agreement about
288 which work register is going to be used in the prologue.
289 (thumb_output_function_prologue): Use unsigned long as the type
290 for the register bit-mask. Also delay pushing the link register if
291 other high registers are going to be pushed.
292 (thumb_compute_save_reg_mask, emit_multi_reg_push,
293 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
294 redundant prototypes.
296 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
299 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
300 and after reload in REG+REG indexed addresses without REG_POINTER
301 set in the base and not set in the index.
303 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
305 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
307 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
308 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
309 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
310 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
311 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
313 * config.gcc (sh*-*-linux*): Use config/linux.h.
315 2005-02-28 Dale Johannesen <dalej@apple.com>
316 Stan Shebs <shebs@apple.com>
318 Rewrite of 64-bit Darwin structure-by-value pass/return.
319 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
320 intoffset, use_stack, named.
321 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
322 (rs6000_darwin64_record_arg_advance_flush): New.
323 (rs6000_darwin64_record_arg_advance_recurse): New.
324 (rs6000_darwin64_record_arg_flush): New.
325 (rs6000_darwin64_record_arg_recurse): New.
326 (rs6000_darwin64_record_arg): New.
327 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
328 (function_arg_boundary): Handle 128-bit aligned structs.
329 (function_arg_advance): Rewrite darwin64 struct handling.
330 (function_arg): Call rs6000_darwin64_record_arg.
331 (function_arg_partial_nregs): Handle darwin64 structs.
332 (rs6000_darwin64_function_value): Remove.
333 (rs6000_function_value): Call rs6000_darwin64_record_arg.
335 2005-02-28 Roger Sayle <roger@eyesopen.com>
337 PR tree-optimization/20216
338 * tree-chrec.c (tree_fold_factorial): Delete.
339 (tree_fold_binomial): Change argument list to take a return type
340 and change the type of K to unsigned int. Rewrite to avoid explicit
341 evaluation of factorials, and (recursively) calling fold to perform
342 compile-time arithmetic. Return NULL on (internal) overflow.
343 (chrec_evaluate): Change type of K to an unsigned int. Avoid
344 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
345 if any intermediate calculation overflows.
346 (chrec_apply): Update call to chrec_evaluate.
348 2005-02-28 James E Wilson <wilson@specifixinc.com>
350 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
352 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
355 * c-parser.c (c_parser_compound_statement): Return error_mark_node
356 instead of NULL_TREE on error.
358 2005-02-28 David Edelsohn <edelsohn@gnu.org>
360 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
361 (EASY_VECTOR_15_ADD_SELF): Remove.
362 (num_insns_constant_wide): Not static.
363 (validate_condition_mode): Not static.
364 (toc_relative_expr_p): Not static.
365 (legitimate_indirect_address_p): Not static.
366 (macho_lo_sum_memory_operand): Not static.
367 (invalid_e500_subreg): Not static.
368 (easy_vector_same): Not static.
369 (easy_vector_splat_const): Not static.
370 (RS6000_SYMBOL_REF_TLS_P): Remove.
371 (any_operand): Delete.
372 (any_parallel_operand): Delete.
373 (count_register_operand): Delete.
374 (altivec_register_operand): Delete.
375 (xer_operand): Delete.
376 (s8bit_cint_operand): Delete.
377 (short_cint_operand): Delete.
378 (u_short_cint_operand): Delete.
379 (non_short_cint_operand): Delete.
380 (exact_log2_cint_operand): Delete.
381 (gpc_reg_operand): Delete.
382 (cc_reg_operand): Delete.
383 (cc_reg_not_cr0_operand): Delete.
384 (reg_or_short_operand): Delete.
385 (reg_or_neg_short_operand): Delete.
386 (reg_or_aligned_short_operand): Delete.
387 (reg_or_u_short_operand): Delete.
388 (reg_or_cint_operand): Delete.
389 (reg_or_arith_cint_operand): Delete.
390 (reg_or_add_cint64_operand): Delete.
391 (reg_or_sub_cint64_operand): Delete.
392 (reg_or_logical_cint_operand): Delete.
393 (got_operand): Delete.
394 (got_no_const_operand): Delete.
395 (easy_fp_constant): Delete.
396 (easy_vector_constant): Delete.
397 (easy_vector_constant_add_self): Delete.
398 (zero_constant): Delete.
399 (zero_fp_constant): Delete.
400 (volatile_mem_operand): Delete.
401 (offsettable_mem_operand): Delete.
402 (mem_or_easy_const_operand): Delete.
403 (add_operand): Delete.
404 (non_add_cint_operand): Delete.
405 (logical_operand): Delete.
406 (non_logical_cint_operand): Delete.
407 (mask_operand): Delete.
408 (mask_operand_wrap): Delete.
409 (mask64_operand): Delete.
410 (mask64_2_operand): Delete.
411 (and64_operand): Delete.
412 (and64_2_operand): Delete.
413 (and_operand): Delete.
414 (reg_or_mem_operand): Delete.
415 (lwa_operand): Delete.
416 (symbol_ref_operand): Delete.
417 (call_operand): Delete.
418 (current_file_function_operand): Delete.
419 (input_operand): Delete.
420 (rs6000_nonimmediate_operand): Delete.
421 (rs6000_tls_symbol_ref): Delete.
422 (save_world_operation): Delete.
423 (restore_world_operation): Delete.
424 (load_multiple_operation): Delete.
425 (store_multiple_operation): Delete.
426 (vrsave_operation): Delete.
427 (mfcr_operation): Delete.
428 (mtcrf_operation): Delete.
429 (lmw_operation): Delete.
430 (stmw_operation): Delete.
431 (branch_comparison_operator): Delete.
432 (branch_positive_comparison_operator): Delete.
433 (scc_comparison_operator): Delete.
434 (trap_comparison_operator): Delete.
435 (boolean_operator): Delete.
436 (boolean_or_operator): Delete.
437 (min_max_operator): Delete.
438 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
439 (EASY_VECTOR_15): Moved to here.
440 (EASY_VECTOR_15_ADD_SELF): Move to here.
441 (PREDICATE_CODES): Delete.
442 * config/rs6000/rs6000-protos.h: Delete predicate functions.
443 Declare functions no longer static.
444 * config/rs6000/predicates.md: New.
445 * config/rs6000/rs6000.md: Include predicates.md
447 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
449 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
450 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
452 * cfgrtl.c (need_fake_edge_p): Likewise.
453 * combine.c (distribute_notes): Likewise.
454 * emit-rtl.c (try_split): Likewise.
455 * recog.c (peephole2_opimize): Likewise.
456 * reg-notes.def (ALWAYS_RETURN): Remove.
457 * rtl.h (LCT_ALWAYS_RETURN): Remove.
458 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
459 * tree.h (ECF_ALWAYS_RETURN): Remove.
461 2005-02-28 Roger Sayle <roger@eyesopen.com>
464 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
465 between different machine modes is never a "useless" conversion.
467 2005-02-28 Geert Bosch <bosch@gnat.com>
470 * doc/contrib.texi: List contributors for Ada front end
472 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
474 * simplify-rtx.c (simplify_unary_operation_1,
475 simplify_const_unary_operation): New, extracted from...
476 (simplify_unary_operation): ... this one.
477 (simplify_binary_operation_1,
478 simplify_const_binary_operation): New, extracted from...
479 (simplify_binary_operation): ... this one.
480 * rtl.h (simplify_const_unary_operation,
481 simplify_const_binary_operation): Add prototypes.
483 2005-02-28 Julian Brown <julian@codesourcery.com>
485 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
486 building libjava and caused PR regression/20228.
488 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
491 * Makefile.in (host_subdir): New.
492 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
493 * configure: Regenerate.
495 2005-02-27 Zack Weinberg <zack@codesourcery.com>
497 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
498 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
499 installation directory first.
501 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
504 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
505 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
506 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
507 * config/cris/cris.md: Tweak comments referring to Q.
508 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
509 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
510 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
511 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
512 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
513 Insert spaces in constraints to align alternatives vertically for
515 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
518 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
520 PR rtl-optimization/17728
521 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
522 operand 0 from general_operand to move_dest_operand.
524 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
526 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
527 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
528 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
529 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
531 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
533 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
534 * configure: Regenerate.
535 * libada-mk.in: Remove CC; rename
536 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
538 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
541 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
542 for the lhs, also walk over the tree. Likewise for rhs.
544 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
546 * tree-ssa-dom.c (simple_iv_increment_p): New function.
547 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
548 Do not propagate value of iv before increment over the increment.
550 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
552 * c-parser.c: New file.
553 * c-parse.in: Remove.
554 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
556 (c-parser.o): Add dependencies.
557 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
558 maintainer-clean, TAGS): Update.
559 * c-config-lang.in (gtfiles): Update.
560 * gengtype-lex.l: Don't handle "@@".
561 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
562 objc_build_synchronized, objc_begin_try_stmt,
563 objc_begin_catch_clause, objc_finish_catch_clause,
564 objc_build_finally_clause, objc_finish_try_stmt): New.
565 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
567 (c_parse_init): Update comment.
568 * c-decl.c (c_init_decl_processing): Update comment.
569 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
570 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
571 new c_declspecs members.
573 2005-02-25 Julian Brown <julian@codesourcery.com>
575 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
576 from being used for symbols with vague linkage when
577 HAVE_GAS_COMDAT_GROUP is true.
579 2005-02-25 Mark Mitchell <mark@codesourcery.com>
581 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
583 2005-02-25 Steve Ellcey <sje@cup.hp.com>
586 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
587 (LIBGCC2_HAS_DF_MODE): New.
588 (LIBGCC2_HAS_XF_MODE): New.
589 (LIBGCC2_HAS_TF_MODE): New.
590 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
591 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
592 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
593 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
594 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
595 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
596 and add _fixtfdi, _fixunstfdi, _floatditf
597 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
598 L_fixunstfdi, L_floatditf.
599 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
600 (LIBGCC2_HAS_TF_MODE): Define.
602 2005-02-25 Diego Novillo <dnovillo@redhat.com>
604 PR tree-optimization/20204
605 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
606 REWRITE_THIS_STMT markers on PHI nodes.
607 (rewrite_initialize_block): Likewise.
609 2005-02-25 Mark Mitchell <mark@codesourcery.com>
611 * version.c (version_string): Update to 4.1.
613 2005-02-25 Paolo Carlini <pcarlini@suse.de>
615 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
616 Clarify that the alternative way doesn't work in GNU C++.
618 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
620 PR tree-optimization/19937
621 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
622 to the type of the induction variable.
624 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
626 PR rtl-optimization/20117
627 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
628 the block including noncopyable insn.
630 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
632 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
633 calls to find_reg_note.
635 2005-02-24 Richard Henderson <rth@redhat.com>
638 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
641 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
643 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
644 vector types if to use base reg for misaligned non-word ld/std.
646 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
649 * config/cris/cris.c (cris_target_asm_function_prologue): Create
650 dwarf2 label manually and put it after, not before the prologue.
652 2005-02-24 David Edelsohn <edelsohn@gnu.org>
655 * reload.c (operands_match_p): Only increment register number for
656 SCALAR_INT_MODE_P modes in multiple hard registers.
658 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
661 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
663 * ChangeLog.5: Fix log message typo(s).
664 * ChangeLog.7: Likewise.
665 * ChangeLog.tree-ssa: Likewise.
666 * cfgexpand.c: Fix comment typo(s).
667 * conflict.c: Likewise.
668 * defaults.h: Likewise.
669 * dwarf2out.c: Likewise.
671 * ggc-page.c: Likewise.
672 * tree-eh.c: Likewise.
673 * tree-ssa-dom.c: Likewise.
675 2005-02-24 Jakub Jelinek <jakub@redhat.com>
678 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
679 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
680 if SHARED is defined.
683 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
684 allow splitting only if operands 0 and 3 don't overlap.
686 2005-02-24 Richard Henderson <rth@redhat.com>
689 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
690 (fold_builtin_1): Call them.
691 * fold-const.c (fold_complex_mult_parts): Split out from ...
692 (fold_complex_mult): ... here. Fix typo in both imaginary case.
693 (fold_complex_div_parts, fold_complex_div): New.
695 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
697 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
699 * tree-ssa-ccp.c (visit_assignment): Verify that result of
700 VIEW_CONVERT_EXPR is_gimple_min_invariant.
702 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
703 (print_node): Likewise.
704 Print TYPE_SIZES_GIMPLIFIED.
706 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
708 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
709 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
710 operands as commutative in constraints.
712 2005-02-24 Diego Novillo <dnovillo@redhat.com>
714 * tree-into-ssa.c: Re-organize internal functions.
716 2005-02-24 Richard Henderson <rth@redhat.com>
719 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
721 * common.opt (fcx-limited-range): New.
722 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
723 * toplev.c (flag_complex_method): Initialize to 1.
724 (process_options): Set flag_complex_method to 0 if
725 flag_cx_limited_range.
726 * doc/invoke.texi (-fcx-limited-range): New.
728 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
730 * cse.c (delete_trivially_dead_insns): Speed up by using
731 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
734 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
736 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
737 functions when -mid-shared-library is being used.
739 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
741 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
742 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
743 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
744 * system.h: Poison LINK_LIBGCC_SPECIAL.
746 2005-02-23 James E Wilson <wilson@specifixinc.com>
748 * gengtype.c (note_insn_name): Make 1 element larger.
750 2005-02-23 Roger Sayle <roger@eyesopen.com>
753 PR rtl-optimization/20097
754 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
755 BImode SUBREGs of SImode registers which confuse the ia64 backend.
757 2005-02-23 David Edelsohn <edelsohn@gnu.org>
759 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
760 * t-aix52 (SHLIB_INSTALL): Same.
762 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
764 * genpreds.c: Update copyright.
766 2005-02-23 Michael Beach <michaelb@ieee.org>
769 * config/sparc/t-elf (startup files): Assemble with CPP.
771 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
773 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
774 (write_predicate_expr): Likewise.
776 2005-02-22 Diego Novillo <dnovillo@redhat.com>
778 PR tree-optimization/20100
779 PR tree-optimization/20115
780 * tree-optimize.c (init_tree_optimization_passes): Remove
781 pass_maybe_create_global_var.
782 * tree-pass.h (pass_maybe_create_global_var): Remove.
783 * tree-ssa-alias.c (aliases_computed_p): Declare.
784 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
785 (count_calls_and_maybe_create_global_var): Remove.
786 (pass_maybe_create_global_var): Remove.
787 (init_alias_info): Do not declare aliases_computed_p.
788 (maybe_create_global_var): If the function contains no
789 call-clobbered variables and a mix of pure/const and regular
790 function calls, create .GLOBAL_VAR.
791 Mark all call-clobbered variables for renaming.
792 (merge_pointed_to_info): Update comment.
793 (add_pointed_to_var): Likewise.
794 (is_escape_site): Likewise.
795 Accept struct alias_info * instead of size_t *.
797 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
799 * tree-ssa-operands.c (get_call_expr_operands): If
800 ALIASES_COMPUTED_P is false, do not add call-clobbering
802 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
803 (delete_tree_ssa): Likewise.
805 2005-02-22 James E Wilson <wilson@specifixinc.com>
807 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
808 (do_compile): Do call it here.
810 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
812 PR rtl-optimization/20017.
813 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
814 rest_of_handle_cse2, rest_of_handle_gcse): Call
815 delete_dead_jumptables immediately before calling cleanup_cfg.
817 2005-02-22 Devang Patel <dpatel@apple.com>
820 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
823 2005-02-22 David Edelsohn <edelsohn@gnu.org>
825 * config/rs6000/aix.h (WINT_TYPE): Define.
827 2005-02-22 Stan Shebs <shebs@apple.com>
829 * config/rs6000/rs6000.c (rs6000_override_options): Default to
830 natural alignment for 64-bit Darwin.
831 (rs6000_parse_alignment_option): Warn about uses of -malign-power
833 * doc/invoke.texi: Document this.
835 2005-02-22 DJ Delorie <dj@redhat.com>
837 * c-common.c (c_common_type_for_mode): Pass the mode's precision
838 to make_[un]signed_type, not the mode itself.
840 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
842 * cfg.c (cached_make_edge): Call make_edge if edge cache is
843 not available. Use tail calls wherever possible.
844 (make_edge): Call unchecked_make_edge to create an edge.
846 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
847 (coalesce_ssa_name): Don't check for
848 SSANORM_USE_COALESCE_LIST.
849 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
851 2005-02-22 Diego Novillo <dnovillo@redhat.com>
853 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
854 (rewrite_into_ssa): ... here.
856 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
858 PR tree-optimization/19786
859 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
860 tag to another's may-alias bitmap when adding to the other's list.
862 2005-02-21 DJ Delorie <dj@redhat.com>
864 * tree-ssa-loop-ivopts.c (computation_cost): Start register
865 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
866 registers in unsupported ways.
867 * expmed.c (init_expmed): Likewise.
869 2005-02-21 Stan Cox <scox@redhat.com>
871 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
873 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
875 * tree-cfg.c (fold_cond_expr_cond): New.
876 (make_edges): Call fold_cond_expr_cond.
877 (find_taken_edge): Accept nothing but INTEGER_CST.
878 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
880 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
882 * flow.c (delete_dead_jumptables): Speed up by scanning insns
883 that do not belong to any basic block.
885 2005-02-21 Jeff Law <law@redhat.com>
887 * cfganal.c (find_unreachable_blocks): Manually CSE load of
890 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
892 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
893 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
894 Adjust their definitions.
895 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
896 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
898 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
899 genautomata.c, langhooks.c, langhooks.h, system.h,
900 config/arm/lib1funcs.asm: Update copyright.
902 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
904 * dbxout.c (dbxout_function_end): Emit Lscope label always.
906 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
909 * doc/install.texi: Document --with-gc.
911 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
913 * simplify-rtx.c (simplify_unary_operation): Add a missing
916 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
918 PR tree-optimization/18663
919 * tree-ssa-dom.c (extract_range_from_cond): Return 0
920 if the type has variable bounds.
922 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
924 * gcse.c: Remove an obsolete comment.
926 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
928 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
930 * doc/extend.texi (Function Attributes) <Attribute const>: The
931 attribute "pure" is below this text, not above.
933 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
935 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
936 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
937 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
939 2005-02-20 Zack Weinberg <zack@codesourcery.com>
942 * langhooks.h (struct lang_hooks): Add to_target_charset.
943 * langhooks.c (lhd_to_target_charset): New function.
944 * langhooks-def.h: Declare lhd_to_target_charset.
945 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
946 (LANG_HOOKS_INITIALIZER): Update.
947 * c-common.c (c_common_to_target_charset): New function.
948 * c-common.h: Declare it.
949 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
950 c_common_to_target_charset.
952 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
953 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
955 * system.h: Poison them.
956 * doc/tm.texi: Don't discuss them.
957 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
958 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
959 (pp_c_char): Do not attempt to generate letter escapes for
961 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
962 * config/mips/mips.c (mips_output_ascii): Likewise.
964 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
966 PR tree-optimization/19951
967 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
970 2005-02-19 Steven Bosscher <stevenb@suse.de>
973 * function.h (struct function): New field `max_loop_depth'.
974 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
975 (flow_loops_find): Reset the max loop depth count before finding loops.
976 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
977 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
978 (calculate_global_regs_live): Make sure the loop will terminate
979 when the initial sets are not empty.
981 2005-02-19 Zack Weinberg <zack@codesourcery.com>
983 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
985 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
987 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
990 * doc/invoke.texi: Remove documentation of %M spec.
992 (init_spec): Remove %M suffix from -lgcc_s.
993 (do_spec_1): Remove 'M' case.
994 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
995 to put shared libraries in the multilib directory. Remove the
996 shlib_so_soname substitution variable. Don't add a multilib encoding
997 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
998 reported by -print-multi-os-directory. Pass @multilib_dir@ to
999 SHLIB_INSTALL as well as SHLIB_LINK.
1000 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1001 (SHLIB_NAME): Delete.
1002 (SHLIB_DIR): New macro.
1003 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1004 (SHLIB_INSTALL): Adjust accordingly.
1005 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1006 * config/t-slibgcc-sld: Likewise.
1007 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1008 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1009 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1011 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1012 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1013 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1014 Use @shlib_base_name@ instead of @shlib_so_name@.
1015 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1016 and @shlib_base_name@.so in @multilib_dir@.
1017 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1018 to the install path.
1019 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1020 (SHLIB_LINK): Remove previous workaround.
1021 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1022 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1023 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1025 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1026 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1027 (SHLIB_INSTALL): Adjust accordingly.
1028 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1029 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1030 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1031 config/t-slibgcc-elf-ver.
1033 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1034 Jakub Jelinek <jakub@redhat.com>
1036 PR tree-optimization/19828
1037 * tree-ssa-loop-im.c: Add a TODO comment.
1038 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1039 without side-effects.
1041 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1043 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1046 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1048 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1049 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1050 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1052 (ia64_reorg): Delete fixup_errata call.
1053 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1054 (TARGET_SWITCHES): Delete -mb-step entry.
1056 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1059 * c-typeck.c (composite_type): Handle quals in transparent unions.
1060 (type_lists_compatible_p): Likewise.
1062 2005-02-18 Stan Shebs <shebs@apple.com>
1064 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1065 expressions in the .literal8 section.
1067 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1069 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1071 2005-02-18 Roger Sayle <roger@eyesopen.com>
1073 * fold-const.c (constant_boolean_node): Always create values of the
1074 specified type, don't bother calling truthvalue_conversion.
1076 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1078 * except.c (output_function_exception_table): Call
1079 assemble_external_libcall (eh_personality_libfunc).
1081 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1084 * config/ia64/ia64.h (struct machine_function): Add state_num.
1085 * config/ia64/ia64.c (process_epilogue,
1086 process_for_unwind_directive): Use new unwind state numbers each
1087 time rather than state 1.
1089 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1092 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1093 before the "*llgt_didi" pattern.
1095 2005-02-18 Jason Merrill <jason@redhat.com>
1097 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1099 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1101 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1102 (div0): Use it in place of ARM_FUNC_ALIAS.
1103 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1105 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1108 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1109 access, the lower bound of the array type if it exists.
1111 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1114 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1115 cases that are out-of-range for the index type.
1117 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1119 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1120 (estimate_case_costs): Don't call convert.
1121 * expmed.c (expand_shift): Likewise.
1122 (make_tree): Call fold_convert instead of convert.
1124 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1127 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1128 that ref to be marked MEM_READONLY_P doesn't have base that needs
1131 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1133 * genautomata.c (output_get_cpu_unit_code_func,
1134 output_cpu_unit_reservation_p): Don't generate old-style function
1137 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1140 PR tree-optimization/20009
1141 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1143 PR tree-optimization/18947
1144 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1145 inline, remove all nodes that are inlined into the extern inline
1148 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1150 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1151 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1152 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1153 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1156 2005-02-17 Roger Sayle <roger@eyesopen.com>
1158 PR tree-optimization/19917
1159 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1160 to be potentially trapping.
1162 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1164 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1166 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1168 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1169 tem becomes a local variable which is set to the value of the
1170 back end defined INITIAL_FRAME_ADDRESS macro.
1171 (expand_builtin_frame_address): Omit the base parameter to
1172 expand_builtin_return_addr.
1173 (expand_builtin_profile_func): Likewise.
1174 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1175 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1176 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1178 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1180 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1181 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1182 * config/frv/frv.c (frv_function_epilogue): Likewise.
1184 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1186 * lambda-code (perfect_nestify): Remove mark/unmark
1188 * tree-loop-linear.c (linear_transform_loops): Add
1189 rewrite_into_ssa call so that ssa is correct for
1190 rewriting into loop closed.
1192 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1194 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1195 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1197 * bt-load.c (btr_def_live_range, combine_btr_defs,
1198 migrate_btr_def, migrate_btr_defs): Likewise.
1199 * cfgcleanup.c (thread_jump): Likewise.
1200 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1201 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1202 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1203 df_rd_local_compute, df_reg_info_compute): Likewise.
1204 * dominance.c (init_dom_info, free_dom_info): Likewise.
1205 * flow.c (init_propagate_block_info,
1206 free_propagate_block_info): Likewise.
1207 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1208 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1209 modify_reg_pav): Likewise.
1210 * loop-invariant.c (find_defs, find_invariant_insn,
1211 find_invariants, free_inv_motion_data): Likewise.
1212 * predict.c (tree_predict_by_opcode,
1213 estimate_bb_frequencies): Likewise.
1214 * stmt.c (expand_case): Likewise.
1215 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1216 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1217 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1218 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1219 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1220 rewrite_ssa_into_ssa): Likewise.
1221 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1222 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1223 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1224 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1225 * tree-sra.c (tree_sra): Likewise.
1226 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1227 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1228 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1229 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1230 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1231 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1233 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1234 calculate_live_on_entry, calculate_live_on_exit,
1235 build_tree_conflict_graph): Likewise.
1236 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1237 record_important_candidates, set_use_iv_cost, find_depends,
1238 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1239 tree_ssa_iv_optimize_finalize): Likewise.
1240 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1241 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1242 tree_duplicate_loop_to_header_edge): Likewise.
1243 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1244 * tree-ssa.c (verify_flow_insensitive_alias_info,
1245 verify_name_tags, verify_ssa, init_tree_ssa,
1246 delete_tree_ssa): Likewise.
1247 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1248 fini_ssanames): Likewise.
1249 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1251 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1253 * config/rs6000/t-rtems: Completely reworked.
1255 2005-02-17 Ira Rosen <irar@il.ibm.com>
1257 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1259 2005-02-17 Ira Rosen <irar@il.ibm.com>
1261 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1262 POINTER_TYPE_P when checking that type is a pointer.
1263 (vect_get_memtag): Remove.
1264 (vect_address_analysis): Use POINTER_TYPE_P. Call
1265 vect_object_analysis with dummy parameter for memtag.
1266 (vect_object_analysis): Extract memtag (functionality that
1267 used to be in vect_get_memtag and moved here). Fix printings.
1268 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1269 with correct parameters. Remove call to vect_get_memtag.
1271 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1273 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1274 (tree-vectorizer.o): Added missing dependencies.
1276 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1278 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1279 declaration in tree-vectorizer.c, now has an extern declaration in
1281 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1282 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1283 get_vectype_for_scalar_type, vect_is_simple_use,
1284 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1285 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1286 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1287 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1288 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1289 find_loop_location): Likewise.
1291 * tree-vectorizer.c (langhooks.h): #include removed.
1292 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1293 moved to tree-vectorized.h.
1294 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1295 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1296 get_vectype_for_scalar_type, vect_is_simple_use,
1297 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1298 vect_supportable_dr_alignment, new_loop_vec_info,
1299 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1300 vect_set_verbosity_level, find_loop_location): Likewise.
1302 (vect_analyze_loop): Function externalized. Declaration moved to
1303 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1304 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1305 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1306 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1307 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1308 vect_enhance_data_refs_alignment, vect_analyze_operations,
1309 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1310 vect_stmt_relevant_p, vect_get_loop_niters,
1311 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1312 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1313 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1314 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1315 vect_get_memtag): Likewise.
1317 (vectorizable_load): Function externalized. Declaration moved to
1318 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1319 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1320 vect_transform_loop): Likewise.
1321 (vect_transform_stmt): Moved to tree-vect-transform.c.
1322 (vect_align_data_ref, vect_create_destination_var,
1323 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1324 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1325 vect_get_vec_def_for_operand, vect_init_vector,
1326 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1327 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1328 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1329 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1330 vect_do_peeling_for_loop_bound): Likewise.
1332 * tree-vect-analyze.c: New file.
1333 * tree-vect-transform.c: New file.
1335 2005-02-17 Jason Merrill <jason@redhat.com>
1337 PR mudflap/19319, c++/19317
1338 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1341 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1343 * doc/install.texi (Specific): Update link for Darwin-specific
1346 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1348 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1349 constant_boolean_node.
1351 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1354 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1355 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1357 2005-02-16 Richard Henderson <rth@redhat.com>
1360 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1362 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1363 replace uses with Wtype_MAXp1_F.
1364 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1365 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1366 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1367 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1368 and HAVE_TFMODE as appropriate.
1369 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1370 (__floatdisf): Likewise.
1371 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1372 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1373 (Wtype_MAXp1_F): New.
1374 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1375 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1377 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1380 * arm.c (arm_apply_result_size): New function.
1381 * arm.h (APPLY_RESULT_SIZE): Define.
1382 * arm-protos.h (arm_apply_result_size): Add prototype.
1383 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1384 (movxf): New expand.
1385 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1386 (call_value_symbol): Remove predicate for operand 0.
1387 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1388 (untyped_call): Rework to correclty return values for any type.
1389 (untyped_return): New expand.
1390 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1392 2005-02-16 Stan Shebs <shebs@apple.com>
1394 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1395 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1397 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1399 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1400 configure settings on Solaris 7 and later.
1402 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1404 PR tree-optimization/19865
1405 * tree-optimize.c (init_tree_optimization_passes): Run
1406 pass_may_alias after pass_sra.
1408 2005-02-16 Richard Henderson <rth@redhat.com>
1409 Stuart Hastings <stuart@apple.com>
1412 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1413 Do nothing if debug info suppressed for this function.
1414 (dbxout_begin_function): Early exit if debug info suppressed for
1417 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1420 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1422 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1424 PR tree-optimization/19967
1425 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1426 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1427 argument TYPE. Adjust calls to fold_builtin_XXX.
1428 (expand_builtin, fold_builtin_1): Adjust calls to
1430 (fold_builtin_strchr, fold_builtin_strpbrk,
1431 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1432 result to a requested type TYPE.
1434 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1437 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1438 (T)x & (T)cst if (T)cst overflows.
1439 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1440 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1442 2005-02-15 Jeff Law <law@redhat.com>
1444 * gcse.c (blocks_with_calls): New bitmap.
1445 (alloc_gcse_mem): Allocate it.
1446 (free_gcse_mem): Free it.
1447 (clear_modifY_mem_tables): Clear it.
1448 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1449 when we encounter CALL_INSNs.
1450 (compute_transp, case MEM): Handle blocks with calls separate
1451 from blocks without calls. Use bitmap iterators rather than
1454 2005-02-15 Peter O'Gorman <peter@pogma.com>
1457 * mklibgcc.in (vis_hide): Use a temporary object file, not
1460 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1463 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1464 access optimization.
1466 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1467 Alan Modra <amodra@bigpond.net.au>
1470 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1471 (_xlqsub): Rename to __gcc_qsub.
1472 (_xlqmul): Rename to __gcc_qmul.
1473 (_xlqdiv): Rename to __gcc_qdiv.
1474 Provide versioned symbol aliases with old names.
1475 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1476 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1477 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1478 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1479 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1481 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1483 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1484 Fold ~(A - 1) and ~(A + -1) to -A.
1486 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1490 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1491 config/pa/pa-host.c:pa_gt_pch_use_address.
1493 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1495 * tree-vn.c (get_value_handle): Make sure that given an
1496 is_gimple_min_invariant expression, we always return it.
1498 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1500 * passes.c (rest_of_handle_gcse): Fix a comment.
1502 2005-02-15 Jeff Law <law@redhat.com>
1504 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1506 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1507 (canon_list_insert, record_last_mem_set_info): Similarly.
1508 (clear_modify_mem_tables): Similarly.
1510 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1512 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1513 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1514 config/mips/mips.md, config/rs6000/aix.h,
1515 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1517 2005-02-15 Richard Henderson <rth@redhat.com>
1519 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1520 call to be best_edge.
1522 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1524 * basic-block.h: Adjust the prototype for find_basic_blocks.
1525 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1526 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1529 * flow.c (recompute_reg_usage): Remove all arguments.
1530 * passes.c (rest_of_compilation): Adjust the call to
1531 recompute_reg_usage.
1532 * rtl.h: Adjust the prototype for recompute_reg_usage.
1534 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1536 * tree-dump.c (dump_files): Update to reflect new member
1538 (dump_register): Add new argument.
1540 (dump_switch_p_1): Check against glob name if doglob was passed.
1541 (dump_switch_p): Check against regular first, then glob if
1542 we didn't have any hits on the dump name.
1543 * tree-optimize.c (register_one_dump_file):
1544 Pass in glob name as well.
1545 * tree-pass.h (struct dump_file_info): Add glob
1548 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1550 PR preprocessor/16323
1551 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1553 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1556 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1557 (trunctfdf2_internal1): New.
1558 (trunctfdf2_internal2): Renamed from trunctfdf2.
1560 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1562 PR tree-optimization/19853
1563 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1565 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1567 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1568 delete_dead_jumptables and cleanup_cfg.
1570 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1572 * reload.c (find_reloads): Swap address_reloaded flags when
1573 swapping commutative operands.
1575 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1577 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1578 Use standard_iv_increment_position for computing the bsi position
1580 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1583 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1586 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1587 life range of hard registers.
1588 * value-prof.c (insn_prefetch_values_to_profile): Only
1591 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1592 profile in libcalls.
1594 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1596 * bitmap.h (bitmap_and_compl_into): Return bool.
1597 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1599 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1601 PR tree-optimization/19944
1602 * fold-const.c (fold): Re-add ABS_EXPR folding.
1604 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1607 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1608 {TARGET,MASK}_XL_COMPAT.
1609 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1611 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1612 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1614 (rs6000_arg_partial_bytes): Same.
1615 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1616 and XL compatibility enabled.
1617 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1618 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1619 test to final condition.
1620 (cmptf_internal2): New.
1621 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1622 xl-compat. Add TFmode information to description.
1624 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1626 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1628 2005-02-13 Jason Merrill <jason@redhat.com>
1631 * fold-const.c (fold_indirect_ref_1): Split out from...
1632 (build_fold_indirect_ref): Here.
1633 (fold_indirect_ref): New fn.
1634 * tree.h: Declare it.
1635 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1636 (gimplify_modify_expr_rhs): Likewise.
1637 (gimplify_expr): Likewise.
1639 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1641 PR tree-optimization/14303
1642 PR tree-optimization/15784
1643 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1644 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1645 ABS_EXPR<x> != 0 to x != 0.
1647 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1649 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1650 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1651 spelling conventions.
1653 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1654 delete_trivially_dead_insns too many times.
1656 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1659 2005-02-12 Ira Rosen <irar@il.ibm.com>
1661 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1662 (vect_is_simple_iv_evolution): Remove redundant parameter
1664 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1665 without last parameter.
1666 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1667 Return pointer step. Call vect_is_simple_iv_evolution without
1668 last parameter. Check only that the step is multiple of size
1669 type. Remove stmt_vinfo updates.
1670 (vect_get_memtag_and_dr): Remove.
1671 (vect_get_memtag): New function.
1672 (vect_address_analysis): New function.
1673 (vect_object_analysis): New function.
1674 (vect_analyze_data_refs): Call vect_object_analysis and
1675 vect_get_memtag. Update stmt_vinfo fields.
1677 2005-02-12 Ira Rosen <irar@il.ibm.com>
1679 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1680 exist and are objects. Remove checks for pointer.
1681 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1682 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1683 (vect_create_data_ref_ptr): Likewise.
1684 (vect_base_addr_differ_p): New function.
1685 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1686 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1687 Don't set the DR_BASE_NAME field of data-ref.
1688 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1690 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1692 * optabs.h (enum optab_index): Add new OTI_ldexp.
1693 (ldexp_optab): Define corresponding macro.
1694 * optabs.c (init_optabs): Initialize ldexp_optab.
1695 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1697 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1699 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1700 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1702 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1703 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1706 2005-02-12 Ira Rosen <irar@il.ibm.com>
1708 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1710 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1712 (vect_get_base_and_offset): Always return an address.
1713 (vect_create_addr_base_for_vector_ref): Remove treatment for
1714 different data reference types.
1715 (vect_compute_data_ref_alignment): Rename base to base_address in
1716 stmt_vec_info. Get the object in order to force its alignment.
1717 (vect_get_memtag_and_dr): Rename base to base_address in
1718 stmt_vec_info. Extract the object for memtag analysis.
1720 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1722 PR regression/19898.
1723 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1724 changes cc_status, use apply modified_in_p to part of cc_status
1725 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1728 2005-02-11 Richard Henderson <rth@redhat.com>
1730 * tree-complex.c (expand_complex_libcall): New.
1731 (expand_complex_multiplication): Use it for c99 compliance.
1732 (expand_complex_division): Likewise.
1733 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1735 * builtins.c (built_in_names): Remove const.
1736 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1738 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1739 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1740 (built_in_names): Remove const.
1741 * c-common.c (c_common_type_for_mode): Handle complex modes.
1742 * flags.h, toplev.c (flag_complex_method): Rename from
1743 flag_complex_divide_method.
1744 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1745 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1746 * libgcc2.h: Declare them.
1747 * libgcc-std.ver: Export them.
1748 * mklibgcc.in (lib2funcs): Build them.
1750 2005-02-11 Steven Bosscher <stevenb@suse.de>
1752 PR tree-optimization/19876
1753 Partially revert my change from 2005-01-14
1754 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1755 (compute_antic): ...and remove the loop here.
1757 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1760 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1761 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1763 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1764 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1766 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1768 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1769 offsets for the big-endian 32-bit case.
1771 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1773 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1775 2005-02-11 Dale Johannesen <dalej@apple.com>
1777 * cselib.c (cselib_process_insn): Clear out regs where
1778 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1779 * reload.c (find_equiv_reg): Ditto.
1781 2005-02-11 Ian Lance Taylor <ian@airs.com>
1783 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1786 * tree.c (build_function_type_list): Work correctly if there are
1789 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1791 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1792 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1793 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1794 TARGET_ZARCH instead of TARGET_64BIT.
1796 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1798 * config/rs6000/t-rtems:
1799 (MULTILIB_OPTIONS): Remove mcpu=602.
1800 (MUTLILIB_DIRNAMES): Remove m602.
1801 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1802 Let mcpu=602 match mcpu=603.
1803 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1805 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1807 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1810 2005-02-10 David Daney <ddaney@avtrex.com>
1812 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1813 * config/i386/linux-unwind.h: Likewise.
1814 * config/ia64/linux-unwind.h: Likewise.
1815 * config/mips/linux-unwind.h: Likewise.
1816 * config/pa/linux-unwind.h: Likewise.
1817 * config/rs6000/linux-unwind.h: Likewise.
1818 * config/s390/linux-unwind.h: Likewise.
1819 * config/sh/linux-unwind.h: Likewise.
1820 * config/sparc/linux-unwind.h: Likewise.
1822 2005-02-10 Steven Bosscher <stevenb@suse.de>
1824 PR tree-optimization/17549
1825 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1826 TER to replace a DEF with its expression if the DEF and the
1827 rhs of the expression we replace into have the same root
1830 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1832 * config/mips/mips.md: Fix the placement of the match_scratch in the
1835 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1837 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1840 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1842 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1843 (strip_offset): Handle addresses.
1844 (add_address_candidates): Use strip_offset.
1845 (difference_cost): Reflect strip_offset change.
1846 (force_var_cost, difference_cost): Strip nops.
1848 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1850 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1852 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1853 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1854 config/cris/cris-protos.h, config/cris/cris.c: Update
1857 2005-02-10 Jeff Law <law@redhat.com>
1859 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1860 (lookup_avail_expr): Similarly.
1862 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1864 * builtins.c (fold_builtin_powi): New function.
1865 (fold_builtin_1): Call it.
1867 2005-02-10 Steven Bosscher <stevenb@suse.de>
1869 PR documentation/19309
1870 * doc/cpp.texi: The __GNUC__ and related predefined macros
1871 are also defined for the "standalone" cpp.
1872 Some non-GCC compilers may also define __GNUC__.
1874 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1877 * c-typeck.c (common_type): New routine. Old common_type renamed
1879 (c_common_type): ...this.
1880 (build_conditional_expr, build_binary_op): Use c_common_type instead
1883 2005-02-10 Steven Bosscher <stevenb@suse.de>
1885 * doc/md.texi: Replace @samp{length} with @code{length}.
1887 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1889 PR tree-optimization/18687
1890 * tree-flow.h (find_loop_niter): Declare.
1891 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1892 Try using scev even for loops with more than one exit.
1893 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1894 (struct ivopts_data): Added niters field.
1895 (struct nfe_cache_elt): New.
1896 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1898 (tree_ssa_iv_optimize_init): Initialize niters cache.
1899 (determine_number_of_iterations): Removed.
1900 (find_induction_variables): Do not call determine_number_of_iterations.
1901 Access niters for single exit through niter_for_single_dom_exit.
1902 (add_iv_outer_candidates): Access niters for single exit through
1903 niter_for_single_dom_exit.
1904 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1905 number_of_iterations_cond.
1906 (iv_period): New function.
1907 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1908 (may_replace_final_value): Take data argument. Use
1909 niter_for_single_dom_exit.
1910 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1911 (rewrite_use_compare): Pass data to may_eliminate_iv.
1912 (rewrite_use_outer): Pass data to may_replace_final_value.
1913 (free_loop_data): Clean up the niters cache.
1914 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1915 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1916 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1917 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1918 (num_ending_zeros): Moved to tree.c.
1919 * tree.h (num_ending_zeros): Declare.
1920 * tree.c (num_ending_zeros): Moved from tree.c.
1922 2005-02-09 Richard Henderson <rth@redhat.com>
1924 * builtins.c (DEF_BUILTIN): Add COND argument.
1925 * tree.h (DEF_BUILTIN): Likewise.
1926 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1927 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1929 (DEF_BUILTIN_STUB): New.
1930 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1931 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1932 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1933 * c-common.c (DEF_BUILTIN): Add COND argument.
1934 * tree.c (local_define_builtin): New.
1935 (build_common_builtin_nodes): New.
1937 2005-02-09 Roger Sayle <roger@eyesopen.com>
1939 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1940 floating point expression ignoring the sign of the result.
1941 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1942 (fold) <MULT_EXPR>: Use it to simplify x*x.
1943 * tree.h (fold_strip_sign_ops): Prototype here.
1944 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1945 argument. Use fold_strip_sign_ops to simplify the first argument.
1946 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1947 first argument when the second argument is an even integer
1948 constant, but only with -funsafe_math_optimizations.
1949 (fold_builtin_1): Update call to fold_builtin_copysign.
1951 2005-02-09 Ian Lance Taylor <ian@airs.com>
1954 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1955 just check whether EH_FILTER_FAILURE falls through.
1957 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1959 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1960 insns return to ready list in the next turn.
1962 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1965 * builtins.def: New __builtin_powi[lf].
1966 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1967 (expand_builtin_powi): New function.
1968 (expand_builtin): Dispatch to expand_builtin_powi.
1969 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1970 * libgcc2.c: Add __builtin_powi[lf] implementation.
1971 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1972 * optabs.h: Add powi_optab.
1973 * optabs.c (init_optabs): Initialize powi_optab.
1974 * doc/extend.texi: Document __builtin_powi[lf].
1976 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1978 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1981 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1984 * fold-const.c (try_move_mult_to_index): Remove redundant
1985 type argument. Create ADDR_EXPR with correct type.
1986 (fold): Update callers of try_move_mult_to_index. Convert
1987 result to the appropriate type.
1989 2005-02-09 Roger Sayle <roger@eyesopen.com>
1992 * config/avr/avr.c (default_rtx_costs): Delete.
1993 (avr_operand_rtx_cost): New function.
1994 (avr_rtx_costs): Completely rewrite.
1996 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1999 * config/cris/cris.c (in_code): New variable.
2000 (cris_output_addr_const): Now a static function, a wrapper for
2002 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2003 case from old cris_output_addr_const.
2004 (cris_asm_output_label_ref): Similar for LABEL_REF.
2005 (cris_output_addr_const_extra): Similar for UNSPEC.
2006 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2007 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2008 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2010 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2011 (cris_asm_output_label_ref): Declare.
2013 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2015 PR preprocessor/19801
2016 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2017 filenames that changed when libcpp was moved to the toplevel.
2019 2005-02-07 Roger Sayle <roger@eyesopen.com>
2021 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2022 zero extensions of BImode operands. Call lowpart_subreg instead
2023 of gen_lowpart_common and gen_lowpart_SUBREG.
2025 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2028 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2029 * configure.ac: Set cc_for_cross_gnattools.
2030 * configure: Regenerate.
2032 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2035 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2037 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2040 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2041 of nested functions.
2043 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2045 * doc/extend.texi: Document deprecated extensions allowing
2046 static floating-point members to have initializers and allowing
2047 floating-point literals in integral constant expressions.
2049 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2051 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2052 config/darwin7.h, config/mips/mips.c,
2053 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2056 * cse.c: Update comments.
2058 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2061 * builtins.c (fold_builtin_sqrt): Transform
2062 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2065 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2066 Dorit Naishlos <dorit@il.ibm.com>
2068 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2069 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2070 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2072 * tree.h (vect_set_verbosity_level): New extern function declaration
2074 * tree-vectorizer.h (verbosity_levels): New enum type.
2075 * tree-vectorizer.c (vect_debug_stats): Function removed.
2076 (vect_debug_details): Likewise.
2077 (vect_verbosity_level): Global variable was defined and initialized.
2078 (vect_dump): Global variable definition.
2079 (vect_print_dump_info): New function.
2080 (vect_set_dump_settings): New function.
2081 (vect_set_verbosity_level): New function.
2082 (vectorize_loops): Add call to vect_set_dump_settings.
2084 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2085 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2086 (slpeel_tree_peel_loop_to_edge): Likewise.
2088 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2089 appropriate verbosity level instead of call to vect_debug_details
2090 or vect_debug_stats.
2091 (vect_get_base_and_offset):
2092 (vect_create_addr_base_for_vector_ref):
2093 (get_vectype_for_scalar_type):
2094 (vect_create_data_ref_ptr):
2096 (vect_get_vec_def_for_operand):
2097 (vect_finish_stmt_generation):
2098 (vectorizable_assignment):
2099 (vectorizable_operation):
2100 (vectorizable_store):
2101 (vectorizable_load):
2102 (vect_transform_stmt):
2103 (vect_update_ivs_after_vectorizer):
2104 (vect_do_peeling_for_loop_bound):
2105 (vect_update_inits_of_drs):
2106 (vect_do_peeling_for_alignment):
2107 (vect_transform_loop):
2108 (vect_is_simple_use):
2109 (vect_analyze_operations):
2110 (vect_is_simple_iv_evolution):
2111 (vect_analyze_scalar_cycles):
2112 (vect_analyze_data_ref_dependence):
2113 (vect_analyze_data_ref_dependences):
2114 (vect_compute_data_ref_alignment):
2115 (vect_enhance_data_refs_alignment):
2116 (vect_analyze_data_refs_alignment):
2117 (vect_analyze_data_ref_access):
2118 (vect_analyze_data_ref_accesses):
2119 (vect_analyze_pointer_ref_access):
2120 (vect_get_memtag_and_dr):
2121 (vect_analyze_data_refs):
2122 (vect_mark_relevant):
2123 (vect_stmt_relevant_p):
2124 (vect_mark_stmts_to_be_vectorized):
2125 (vect_can_advance_ivs_p):
2126 (vect_get_loop_niters):
2127 (vect_analyze_loop_form):
2128 (vect_analyze_loop):
2129 (vectorize_loops): Likewise.
2131 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2132 (vect_update_inits_of_drs):
2133 (vect_do_peeling_for_alignment):
2134 (vect_transform_loop):
2135 (vect_analyze_operations):
2136 (vect_analyze_scalar_cycles):
2137 (vect_analyze_data_ref_dependences):
2138 (vect_analyze_data_refs_alignment):
2139 (vect_analyze_data_ref_accesses):
2140 (vect_analyze_data_refs):
2141 (vect_mark_stmts_to_be_vectorized):
2142 (vect_get_loop_niters):
2143 (vect_analyze_loop_form):
2144 (vect_analyze_loop): Likewise.
2145 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2147 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2151 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2152 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2153 either -ffast-math or -funsafe-math-optimizations is in use.
2155 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2156 * config/mips/irix-csr.c: New file.
2157 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2158 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2159 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2162 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2164 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2165 redundant, incorrect definitions.
2167 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2169 ("*tls_indirect_call"): New, reference hard regs directly.
2170 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2172 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2174 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2175 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2177 2005-02-06 Roger Sayle <roger@eyesopen.com>
2179 PR rtl-optimization/19800
2180 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2181 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2184 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2186 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2188 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2191 * doc/invoke.texi: Correct documentation of -freorder-functions.
2193 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2196 * doc/invoke.texi: Don't mention gccbug.
2198 2005-02-06 Roger Sayle <roger@eyesopen.com>
2199 Andrew Pinski <pinskia@physics.uc.edu>
2200 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2202 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2203 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2204 into just (zero_extract:SI FOO (const_int 1) BAR).
2206 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2208 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2209 macro locally. Don't give last revision date. Use GCC version
2210 number from gcc-common.texi.
2211 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2212 revision date. Use GCC version number from gcc-common.texi.
2213 Describe being a library as current state rather than as 3.x
2215 * doc/gcc.texi: Remove last update date.
2216 * doc/gccint.texi: Likewise. Update copyright dates.
2217 * doc/install.texi: Update copyright dates.
2219 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2222 * doc/invoke.texi: Mention for each option included in -Wall that
2223 it is included in -Wall.
2224 * doc/gcc.texi: Update copyright and last modification date.
2226 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2228 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2229 unnecessary cast to original induction variable increments.
2231 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2233 PR tree-optimization/18219
2234 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2235 in distributed form.
2237 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2239 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2240 Set bitpos and offset later in the function. Do nothing if the
2241 target is a register and if the bitfield lies completely outside
2243 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2244 here. Return an uninitialised register if the source value is stored
2245 in a register and the bitfield lies completely outside that register.
2247 2005-02-06 Steven Bosscher <stevenb@suse.de>
2249 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2252 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2254 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2256 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2258 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2259 * config/darwin8.h: New.
2260 * config/darwin7.h: Update comment.
2262 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2263 Dorit Naishlos <dorit@il.ibm.com>
2265 * tree-vectorizer.h (LOC): New type.
2266 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2267 (loop_line_number): New field in struct _loop_vec_info.
2268 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2270 * tree-vectorizer.c (input.h): Included.
2271 (find_loop_location): New function.
2272 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2273 loop line number removed.
2274 (vect_debug_details): Likewise.
2275 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2277 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2278 call to vect_debug_details/stats changed from loop to loop_loc.
2279 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2280 (slpeel_tree_peel_loop_to_edge): Likewise.
2282 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2283 changed from NULL to UNKNOWN_LOC.
2284 (vect_get_base_and_offset):
2285 (vect_create_addr_base_for_vector_ref):
2286 (get_vectype_for_scalar_type):
2287 (vect_create_data_ref_ptr):
2289 (vect_get_vec_def_for_operand):
2290 (vect_finish_stmt_generation):
2291 (vectorizable_assignment):
2292 (vectorizable_operation):
2293 (vectorizable_store):
2294 (vectorizable_load):
2295 (vect_transform_stmt):
2296 (vect_update_ivs_after_vectorizer):
2297 (vect_do_peeling_for_loop_bound):
2298 (vect_do_peeling_for_alignment):
2299 (vect_transform_loop):
2300 (vect_is_simple_use):
2301 (vect_analyze_operations):
2302 (vect_is_simple_iv_evolution):
2303 (vect_analyze_scalar_cycles):
2304 (vect_analyze_data_ref_dependences):
2305 (vect_compute_data_ref_alignment):
2306 (vect_enhance_data_refs_alignment):
2307 (vect_analyze_data_ref_access):
2308 (vect_analyze_data_ref_accesses):
2309 (vect_analyze_pointer_ref_access):
2310 (vect_get_memtag_and_dr):
2311 (vect_analyze_data_refs):
2312 (vect_mark_relevant):
2313 (vect_stmt_relevant_p):
2314 (vect_mark_stmts_to_be_vectorized):
2315 (vect_can_advance_ivs_p):
2316 (vect_get_loop_niters):
2317 (vect_analyze_loop):
2318 (vectorize_loops): Likewise.
2320 (vectorizable_load): Argument in call to vect_debug_details/stats
2321 changed from loop to LOOP_LOC (loop_vinfo).
2322 (vect_transform_loop):
2323 (vect_analyze_operations):
2324 (vect_analyze_scalar_cycles):
2325 (vect_analyze_data_ref_dependence):
2326 (vect_enhance_data_refs_alignment):
2327 (vect_analyze_data_ref_accesses):
2328 (vect_analyze_pointer_ref_access):
2329 (vect_analyze_data_refs):
2330 (vect_analyze_loop): Likewise.
2332 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2333 changed from loop to loop_loc.
2335 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2337 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2338 Dorit Naishlos <dorit@il.ibm.com>
2340 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2342 (vect_analyze_data_ref_dependences): Likewise.
2344 (vect_is_simple_use): Argument changed from loop structure to
2345 loop_vect_info structure.
2346 (vect_can_advance_ivs_p): Likewise.
2347 (vect_create_index_for_vector_ref): Likewise.
2348 (vect_update_ivs_after_vectorizer): Likewise.
2349 (new_stmt_vec_info): Likewise.
2351 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2352 changed from loop to loop_vinfo.
2353 (vect_create_data_ref_ptr): First argument in call to
2354 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2355 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2356 was changed from loop to loop_vinfo.
2357 (vectorizable_operation): Likewise.
2358 (vectorizable_store): Likewise.
2359 (vect_mark_stmts_to_be_vectorized): Likewise.
2360 (vect_do_peeling_for_loop_bound): First argument in call to
2361 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2362 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2363 was changed from loop to loop_vinfo.
2364 (vect_analyze_data_ref_dependences): Third argument in call to
2365 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2367 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2368 (vect_create_data_ref_ptr): Likewise.
2369 (vect_init_vector): Likewise.
2370 (vect_get_vec_def_for_operand): Likewise.
2371 (vectorizable_assignment): Likewise.
2372 (vectorizable_operation): Likewise.
2373 (vectorizable_store): Likewise.
2374 (vectorizable_load): Likewise.
2375 (vect_update_ivs_after_vectorizer): Likewise.
2376 (vect_is_simple_use): Likewise.
2377 (vect_analyze_data_ref_dependence): Likewise.
2378 (vect_analyze_pointer_ref_access): Likewise.
2379 (vect_can_advance_ivs_p): Likewise.
2381 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2382 before _stmt_vec_info.
2383 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2384 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2385 (new_stmt_vec_info): Argument changed from loop structure to
2386 loop_vect_info structure
2388 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2389 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2390 (vect_create_addr_base_for_vector_ref): Likewise.
2391 (vect_analyze_pointer_ref_access): Likewise.
2393 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2396 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2397 phi flag if the phi is abnormal.
2399 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2402 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2403 information for the new statement.
2405 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2408 * gcc.c (main): Include the target in -v output.
2410 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2412 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2413 Do not drop the extend if we'd have to add a paradoxical subreg
2414 later. Include optabs.h and insn-codes.h.
2415 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2417 2005-02-02 Roger Sayle <roger@eyesopen.com>
2420 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2421 * fold-const.c (const_binop): Avoid constant folding floating
2422 point operations in modes that use composite representations.
2423 * simplify-rtx.c (simplify_binary_operation): Likewise.
2425 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2427 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2429 (altivec_dstt): Likewise.
2430 (altivec_dstst): Likewise.
2431 (altivec_dststt): Likewise.
2432 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2435 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2437 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2438 EXPR_LOCUS from orig_cond to the new cond_stmt.
2439 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2442 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2444 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2445 standard_iv_increment_position. Remove call to bsi_next
2446 (no need to bump the iterator anymore).
2447 (vect_create_index_for_vector_ref): Call
2448 standard_iv_increment_position. Remove second function argument.
2449 (vect_finish_stmt_generation): Remove call to bsi_next
2450 (no need to bump the iterator anymore).
2451 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2452 to vect_create_index_for_vector_ref.
2454 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2456 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2457 phis are used out of the loop.
2459 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2462 * c-decl.c (undef_nested_function): New variable.
2463 (pop_scope): Diagnose undefined nested functions.
2464 (finish_function): Don't attempt cgraph processing or genericizing
2465 if current top-level function contained an undefined nested
2466 function. Reset undef_nested_function at the end of a top-level
2469 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2471 * tree.c (build_int_cst_type): Take sign of the value into account
2472 when deciding whether sign extend the value.
2474 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2477 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2478 (cpp_options, cc1_options): Change %{std*&ansi} to
2479 %{std*&ansi&trigraphs}.
2481 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2483 * cse.c: Update comments.
2485 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2487 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2488 arguments go on the stack. Do not put complex doubles in odd/even
2491 2005-02-02 Steven Bosscher <stevenb@suse.de>
2493 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2494 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2495 -ftree-pre, and -fthread-jumps.
2497 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2499 PR tree-optimization/19578
2500 * tree-flow.h (modified_noreturn_calls): Declare.
2501 (noreturn_call_p): Declare.
2502 * tree-flow-inline.h (noreturn_call_p): New function.
2503 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2504 * tree-cfg.c (modified_noreturn_calls): New variable.
2505 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2506 that contain a mid-block noreturn call.
2507 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2509 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2511 * df.c (df_def_record_1, df_uses_record): Don't use
2513 * df.h (DF_FOR_REGALLOC): Remove.
2515 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2518 * c-typeck.c (really_start_incremental_init): Reset
2519 constructor_max_index for arrays of incomplete type.
2521 2005-02-02 Jeff Law <law@redhat.com>
2523 * gcse.c (struct reg_set): Store the block index where the register
2524 was set rather than the setting insn.
2525 (record_one_set, compute_transp): Corresponding changes.
2526 (pre_insert_copy_insn): Do not call replace_one_set.
2527 (replace_one_set): Remove.
2529 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2532 * doc/gcov.texi: Fix typo.
2534 2005-02-01 Richard Henderson <rth@redhat.com
2537 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2538 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2540 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2541 * config/i386/i386-protos.h: Update.
2543 2005-02-01 Steven Bosscher <stevenb@suse.de>
2545 PR tree-optimization/19217
2546 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2547 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2548 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2549 that it is walking a PHI node.
2551 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2553 * doc/extend.texi (Nested Functions): Update.
2555 2005-02-01 Richard Henderson <rth@redhat.com>
2558 * optabs.c (expand_copysign_absneg): Export.
2559 * optabs.h (expand_copysign_absneg): Declare.
2560 * config/rs6000/rs6000.md (copysigntf3): New.
2562 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2564 PR tree-optimization/19633
2565 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2566 * tree-ssa-alias.c (init_alias_info): Initialize.
2567 (merge_pointed_to_info): Set.
2568 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2569 (dump_points_to_info_for): Show value of pt_null.
2570 (struct count_ptr_d): Declare.
2571 (find_ptr_dereference): Remove.
2572 (ptr_is_dereferenced_by): Remove.
2573 (count_ptr_derefs): New local function.
2574 (count_uses_and_derefs): New local function.
2575 (compute_points_to_and_addr_escape): Call it. If the number
2576 of dereferences is greater than zero, mark the pointer as
2577 dereferenced. If there are fewer dereferences than uses of
2578 the pointer, the pointer's value escapes.
2580 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2582 PR tree-optimization/19670
2583 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2585 (verify_use): ... set it here, instead.
2587 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2589 * doc/sourcebuild.texi (Test directives): Fix formatting.
2591 * doc/sourcebuild.texi (Test directives): Describe selector
2594 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2596 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2597 specific 64-bit CPUs.
2599 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2602 * arm.c (arm_eliminable_register): New function.
2603 (adjacent_mem_locations): Don't allow eliminable registers. Use
2604 HOST_WIDE_INT for address offsets.
2605 * arm-protos.h (arm_eliminable_register): Add prototype.
2607 2005-02-01 Steven Bosscher <stevenb@suse.de>
2609 PR optimization/15242
2610 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2611 * basic-block.h (duplicate_computed_gotos): Add prototype.
2612 * bb-reorder.c (duplicate_computed_gotos): New function to
2613 duplicate sufficiently small blocks ending in a computed jump.
2614 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2615 if not optimizing for size.
2616 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2617 never do tail merging for blocks ending in a computed jump.
2618 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2620 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2622 Patch from Richard Sandiford <rsandifo@redhat.com>
2623 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2624 from inheriting a subreg equivalence with a non-spill register.
2626 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2628 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2630 * config/frv/frv.c (movcc_fp_destination_operand): New.
2631 (gpr_or_memory_operand): Fix typo in comment.
2632 (gpr_or_memory_operand_with_scratch): New.
2633 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2634 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2635 movcc_fp_destination_operand.
2636 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2637 Legitimize memory addresses using a scratch register.
2639 2005-01-31 Jeff Law <law@redhat.com>
2641 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2642 bitmap a sparse bitmap instead of a simple bitmap.
2643 (mark_def_sites_initialize_block): Corresponding changes.
2644 (ssa_mark_def_sites_initialize_block): Likewise.
2645 (ssa_mark_phi_uses): Likewise.
2646 (mark_def_site, ssa_mark_def_sites): Likewise.
2647 (mark_def_site_blocks): Likewise.
2648 (rewrite_ssa_into_ssa): Likewise.
2650 * tree-ssa-dom.c (record_cond): Pass correct variable type
2651 for last argument to htab_find_slot_with_hash.
2653 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2654 effects when optimizing 0 % X. Do not try to optimize X % 0.
2656 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2658 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2661 2005-02-01 Eric Christopher <echristo@redhat.com>
2663 * config/mips/mips.c (override_options): Warn if -mint64
2665 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2668 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2670 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2672 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2673 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2674 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2675 (cached_regno): Initialize to INVALID_REGNUM.
2676 (cse_reg_info_table_size,
2677 cse_reg_info_table_first_uninitialized,
2678 cse_reg_info_timestamp): New.
2679 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2681 (init_cse_reg_info, get_cse_reg_info_1): New.
2682 (get_cse_reg_info): Cache the last look-up.
2683 (new_basic_block): Update the code to clear mappings from
2684 registers to cse_reg_info entries.
2685 (cse_main): Call init_cse_reg_info.
2687 * cse.c (get_cse_reg_info): Update a comment.
2689 2005-01-31 Steven Bosscher <stevenb@suse.de>
2692 * c-decl.c (start_decl): Do not warn about arrays of elements with
2693 an incomplete type here.
2694 (grokdeclarator): Do it here by making a pedwarn an error.
2695 * c-typeck.c (push_init_level): If there were previous errors with
2696 the constructor type, do not warn about braces for initializers.
2697 (process_init_element): Likewise for excess initializer elements.
2699 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2701 * cse.c (delete_trivially_dead_insn): Don't iterate.
2703 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2705 * config/rs6000/rs6000.md (copysignsf3): New expand.
2706 (copysigndf3): Likewise.
2708 2005-01-31 Steven Bosscher <stevenb@suse.de>
2710 * recog.c (constrain_operands): Only look for earlyclobber operand
2711 conflicts if an '&' constraint was seen.
2713 2005-01-31 Marc Espie <espie@openbsd.org>
2715 * config.gcc: Don't include embedded systems fragment, switches default
2716 debugging format to ELF.
2717 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2718 longer pick it up there.
2720 2005-01-31 Dale Johannesen <dalej@apple.com>
2722 * doc/extend.texi (nested functions): Fix linkage description.
2723 Clarify that static is not allowed.
2725 2005-01-31 Dale Johannesen <dalej@apple.com>
2727 * config/rs6000/darwin.md (movsf_low_di): Make work.
2728 (movdf_low_di): Make work.
2730 2005-01-31 Dale Johannesen <dalej@apple.com>
2732 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2733 Make work for 64 bit.
2735 2005-01-31 Roger Sayle <roger@eyesopen.com>
2736 Dale Johannesen <dalej@apple.com>
2739 * fold-const.c (fold_binary_op_with_conditional_arg):
2740 Make types match original operands, before STRIP_NOPS.
2742 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2744 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2745 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2746 (struct gcc_sigcontext): Delete. Merge contents to..
2747 (struct gcc_ucontext): ..here.
2748 (get_sigcontext): Delete.
2749 (get_regs): New function, like get_sigcontext but return regs ptr.
2750 64-bit version finds regs from r1 to support vdso.
2751 (ppc_linux_aux_vector): New function.
2752 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2755 2005-01-31 Ira Rosen <irar@il.ibm.com>
2757 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2759 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2760 redundant fold. Fix misalignment for MINUS_EXPR.
2761 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2762 (vect_analyze_pointer_ref_access): Likewise.
2763 (vect_get_memtag_and_dr): Likewise.
2765 2005-01-31 Richard Henderson <rth@redhat.com>
2767 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2768 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2769 absnegdf2_i387, absnegxf2_i387): Likewise.
2771 2005-01-31 Richard Henderson <rth@redhat.com>
2774 * optabs.c (expand_copysign_absneg): New.
2775 (expand_copysign_bit): Split out from ...
2776 (expand_copysign): ... here. Use expand_copysign_absneg.
2778 2005-01-30 Roger Sayle <roger@eyesopen.com>
2781 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2782 constant as the second operand and a register as the third.
2784 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2787 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2788 that dllimport'd functions do not use all call-clobbered registers
2791 2005-01-30 Richard Henderson <rth@redhat.com>
2794 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2795 expand_abs_nojump and generalize. Use operand_subword and
2796 emit_no_conflict_block. Support large modes.
2797 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2799 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2800 negation to subtraction.
2801 (expand_copysign): Check that the format has signed zeros.
2802 Use operand_subword and emit_no_conflict_block. Support large modes.
2804 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2806 Fix PR tree-optimization/19624
2808 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2809 * tree-ssa-pre.c: Add cfgloop.h.
2811 (pre_stats): New member, constified.
2812 (inserted_exprs): New static variable.
2813 (NECESSARY): New macro.
2814 (create_expression_by_pieces): Fold the expression, and
2815 mark it as defaulting to not necessary. Also put in
2817 (fully_constant_expression): New function.
2818 (insert_into_preds_of_block): Modify to not insert phis when we
2819 are playing with induction variables.
2820 Push phis onto the inserted_exprs vector, and mark them as not
2821 necessary by default.
2822 (insert_aux): Call fully_constant_expression on eprime.
2823 If all edges produce the same value, mark it constant.
2824 (mark_operand_necessary): New function.
2825 (remove_dead_inserted_code): New function.
2826 (init_pre): Init loop optimizer to get loop info.
2827 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2828 (execute_pre): Commit edge inserts, then remove dead code.
2830 2005-01-30 Richard Henderson <rth@redhat.com>
2832 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2833 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2835 2005-01-30 Richard Henderson <rth@redhat.com>
2838 * config/i386/i386.c (ix86_expand_copysign): New.
2839 (ix86_split_copysign_const): New.
2840 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2841 rearrange op1/nmask operands.
2842 * config/i386/i386-protos.h: Update.
2843 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2844 (copysigndf3): Likewise.
2845 (copysignsf3_const, copysigndf3_const): New.
2846 (copysignsf3_var): Rename from copysignsf3, split out splitter
2847 and fix split predicate for X constraint.
2848 (copysigndf3_var): Similarly.
2850 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2852 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2853 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2854 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2856 2005-01-29 Richard Henderson <rth@redhat.com>
2859 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2860 of # and * in constraints.
2862 2005-01-29 Richard Henderson <rth@redhat.com>
2865 * expr.c (store_field): Don't strip sub-mode cast when the input
2866 data is even smaller.
2868 2005-01-29 Richard Henderson <rth@redhat.com>
2871 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2874 2005-01-29 Richard Henderson <rth@redhat.com>
2876 * combine.c (make_field_assignment): Fix argument order
2879 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2881 PR tree-optimization/15791
2882 * fold-const.c (extract_array_ref): New function.
2883 (fold): Fold comparisons between &a[i] and &a[j] or
2884 semantically equivalent trees.
2886 2005-01-29 Jeff Law <law@redhat.com>
2888 * gcse.c (insert_expr_in_table): Revamp handling of available
2889 and anticipatable occurrence lists to avoid unnecessary list
2891 (insert_set_in_table): Similarly.
2893 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2895 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2897 (c_build_qualified_type): Build qualified array types with
2898 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2899 * c-decl.c (c_make_fname_decl): Build unqualified array type
2900 before qualified type.
2901 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2902 type is qualified, not just if type itself is. Don't apply
2903 qualifiers to array type when declarator is processed. Apply
2904 qualifiers to field type whether or not it is an array type.
2905 Don't handle array types specially for applying qualifiers to
2907 * c-typeck.c (composite_type): Build unqualified element type and
2908 array type when forming composite of array types.
2909 (common_pointer_type, comptypes, comp_target_types,
2910 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2911 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2913 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2914 (args2) in variables a1 and a2.
2916 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2918 * cse.c (n_elements_made, max_elements_made): Remove.
2919 (insert): Don't touch n_elements_made.
2920 (cse_main): Don't touch n_elements_made or max_elements_made.
2922 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2925 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2926 configuration part of dp-bit.c to be lost.
2928 2005-01-28 Roger Sayle <roger@eyesopen.com>
2930 * expmed.c (expand_mult_highpart_optab): When attempting to use
2931 a non-widening multiplication in a wider mode, the operands need
2932 to be converted (zero or sign extended) to that mode.
2934 2005-01-28 Ian Lance Taylor <ian@airs.com>
2938 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2939 through if both operands fall through.
2941 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2943 * cse.c (fold_rtx) <PC>: Don't optimize.
2945 2005-01-28 Jeff Law <law@redhat.com>
2947 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2948 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2950 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2952 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2953 cse_reg_info_used_list_end): Remove.
2954 (cse_reg_info_list, cse_reg_info_list_free): New.
2955 (get_cse_reg_info): When allocating an instance of
2956 cse_reg_info, add it to the beginning of the cse_reg_info_list
2957 list. Remove code to maintain cse_reg_info_used_list.
2958 (new_basic_block): Reset the free list to the beginning of
2961 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2963 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2964 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2965 (frv_expand_mdpackh_builtin): New function.
2966 (frv_expand_builtin): Use it to expand __MDPACKH.
2967 * doc/extend.texi (__MDPACKH): Update documentation.
2969 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2971 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2972 SSE_FLOAT_MODE_P for use_sse computation.
2974 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2977 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2979 2005-01-27 Richard Henderson <rth@redhat.com>
2981 * builtins.c (expand_builtin_copysign): New.
2982 (expand_builtin): Call it.
2983 * genopinit.c (optabs): Add copysign_optab.
2984 * optabs.c (init_optabs): Initialize it.
2985 (expand_copysign): New.
2986 * optabs.h (OTI_copysign, copysign_optab): New.
2987 (expand_copysign): Declare.
2989 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2990 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2992 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2993 (ix86_expand_fp_absneg_operator): ... here.
2994 (ix86_split_copysign): New.
2995 * config/i386/i386-protos.h: Update.
2996 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2997 (copysignsf3, copysigndf3): New.
2999 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3000 (copysignsf3, ncopysignsf3): New.
3001 (copysigndf3, ncopysigndf3): New.
3002 (copysignxf3, ncopysignxf3): New.
3003 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3005 2005-01-27 Arend Bayer <arend.bayer@web.de>
3006 Kazu Hirata <kazu@cs.umass.edu>
3008 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3009 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3010 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3013 2005-01-27 Jeff Law <law@redhat.com>
3015 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3016 definitions of SSA_NAMEs which are not being rewritten.
3017 (rewrite_ssa_into_ssa): Only initialize the current definition
3018 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3019 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3020 SSA_NAMEs before returning.
3022 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3024 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3025 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3026 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3027 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3028 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3030 2005-01-27 Steven Bosscher <stevenb@suse.de>
3033 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3034 higher to -O2 and higher. Likewise for tree PRE.
3035 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3038 2005-01-27 Ian Lance Taylor <ian@airs.com>
3041 * gimple-low.c (try_catch_may_fallthru): New static function.
3042 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3043 * tree-inline.c (expand_call_inline): Don't warn about reaching
3044 the end of a non-void function being inlined if the function uses
3047 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3049 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3052 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3053 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3054 (implicitly_declare): Handle error_mark_node.
3056 2005-01-27 Richard Henderson <rth@redhat.com>
3059 * tree.h (struct tree_decl): Add debug_expr_is_from.
3060 (DECL_DEBUG_EXPR_IS_FROM): New.
3061 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3062 * dwarf2out.c (dwarf2out_var_location): Update to match.
3063 * tree-outof-ssa.c (create_temp): Likewise.
3064 * var-tracking.c (track_expr_p): Likewise.
3065 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3066 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3067 * toplev.c (default_tree_printer): Likewise.
3069 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3071 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3072 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3074 2005-01-27 Steven Bosscher <stevenb@suse.de>
3076 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3077 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3078 ASM_CLOBBERS): Add tree checks.
3080 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3081 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3082 * c-common.def (SWITCH_STMT): Update to match.
3083 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3084 macros instead of SWITCH_EXPR ones.
3085 * c-dump.c (c_dump_tree): Likewise.
3086 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3087 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3089 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3091 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3093 * unwind-dw2.c (execute_stack_op): Add missing cases for
3094 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3096 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3098 * config.gcc (Obsolete configurations): Remove 'dummy', add
3099 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3102 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3104 PR tree-optimization/19633
3105 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3107 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3108 are no call-clobbered variables.
3109 * tree-outof-ssa.c (check_replaceable): Return false for calls
3112 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3114 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3115 even for variables with NULL DECL_INITIAL.
3117 2005-01-26 Stuart Hastings <stuart@apple.com>
3119 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3121 2005-01-26 Richard Henderson <rth@redhat.com>
3124 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3126 * expr.c (store_field): Strip conversions to odd-bit-sized types
3127 if the destination field width matches.
3129 2005-01-26 Richard Henderson <rth@redhat.com>
3131 * c-decl.c, expmed.c, expr.c: Revert last change.
3133 2005-01-26 Richard Henderson <rth@redhat.com>
3136 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3138 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3139 if we don't need the bits above those present in the current mode.
3140 * expr.c (store_field): Strip conversions to odd-bit-sized types
3141 if the destination field width matches.
3143 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3145 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3146 either -ffast-math or -funsafe-math-optimizations is in use.
3148 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3152 * config/avr/avr.c (notice_update_cc): Only set condition code for
3153 ashrqi3 if shift count > 0.
3154 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3155 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3156 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3157 count <= 0 as a no-op, and shift count >= width by copying zero
3158 or sign bit to all bits of the result.
3159 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3160 count, with attribute "length" set to 0 and "cc" set to "none".
3162 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3164 * doc/invoke.texi: Document -mTLS.
3166 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3167 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3168 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3169 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3170 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3171 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3172 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3173 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3175 * configure.ac: Check for a TLS capable gas.
3177 * configure: Regenerate.
3179 2005-01-26 Richard Henderson <rth@redhat.com>
3182 * combine.c (make_field_assignment): Simplify store to zero_extract
3183 from a source with an overlapping mask.
3185 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3187 2004-11-11 Eric Christopher <echristo@redhat.com>
3189 * config/frv/frv.md: Add fr400_integer automaton. Don't
3190 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3193 2005-01-26 Steven Bosscher <stevenb@suse.de>
3196 * cfgbuild.c (make_edges): Do not clear or set
3197 current_function_has_computed_jump.
3198 * function.h (struct function): Remove the has_computed_jump field.
3199 (current_function_has_computed_jump): Do not define.
3200 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3201 in a computed jump. Ignore current_function_has_computed_jump.
3203 2005-01-26 Richard Henderson <rth@redhat.com>
3206 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3207 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3209 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3210 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3211 objects into static storage if they have more than one non-zero value.
3212 * tree.h (categorize_ctor_elements): Update decl.
3214 2005-01-26 Steven Bosscher <stevenb@suse.de>
3217 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3218 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3219 to this function from 2004-07-10.
3220 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3221 the current function for tail call optimizations if the address
3222 of one of it its arguments is taken.
3224 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3226 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3228 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3230 * function.c (expand_function_end): If current_function_calls_alloca,
3231 emit stack restore in a place that is reached when the function falls
3234 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3236 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3237 rule to avoid matching inappropriate suffix rule.
3239 2005-01-26 Jan Hubicka <jh@suse.cz>
3241 PR tree-optimization/19241
3242 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3244 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3246 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3247 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3249 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3250 <sim*>: Always use crt1.o, regardless of N in simN.
3251 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3252 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3253 (CRT_CALL_STATIC_FUNCTION): Remove.
3254 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3255 use crt1.o, regardless of N in simN.
3256 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3257 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3258 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3259 case isystem setting.
3260 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3262 2005-01-25 Ian Lance Taylor <ian@airs.com>
3264 * gimple-low.c (block_may_fallthru): Correct handling of
3265 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3267 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3269 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3270 handlers to match indentation; nested under the mtune=* handler.
3271 Similar for mcpu= and march=.
3273 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3275 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3276 * config/mips/linux64.h (LIB_SPEC): Likewise.
3277 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3278 * config/sh/linux.h (LIB_SPEC): Likewise.
3280 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3282 * config/frv/frv.c (frv_legitimize_tls_address): New.
3283 (TARGET_HAVE_TLS): Define.
3284 (FRV_SYMBOL_REF_TLS_P): Define.
3285 (frv_override_options): Handle new register classes.
3286 (frv_legitimate_address_p): Reject tls addresses.
3287 (frv_legitimize_address): Handle TLS addresses.
3288 (gen_inlined_tls_plt): New.
3290 (frv_legitimize_tls_address): New.
3291 (unspec_got_name): Add TLS entries.
3292 (got12_operand): Add R_FRV_TLSMOFF12 case.
3293 (frv_emit_move): Fixup TLS addresses.
3294 (frv_emit_movsi): Legitimize TLS addresses.
3296 * config/frv/frv.h (MASK_BIG_TLS): New.
3297 (TARGET_BIG_TLS): New.
3298 (HAVE_AS_TLS): Define.
3299 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3300 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3301 (REG_CLASS_NAMES): Same.
3302 (REG_CLASS_CONTENTS): Same.
3303 (CONSTRAINT_LEN): New.
3304 (REG_CLASS_FROM_CONSTRAINT): New.
3305 (PREDICATE_CODES): Add symbolic_operand.
3307 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3308 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3309 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3310 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3311 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3312 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3313 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3314 GR9_REG, GR14_REG, LRREG.
3315 (type): Add load_or_call attribute.
3316 ("load_or_call"): New reservation.
3317 ("call_gettlsoff"): New.
3318 ("tls_indirect_call"): New.
3319 ("tls_load_gottlsoff12"): New.
3320 ("tlsoff_hilo"): New.
3321 ("tls_tlsdesc_ldd"): New.
3322 ("tls_tlsoff_ld"): New.
3325 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3327 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3329 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3330 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3331 * config/frv/frv.c (TLS_BIAS): Define.
3332 (frv_output_dwarf_dtprel): New.
3334 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3336 PR rtl-optimization/19579
3337 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3338 both A and B, see if they don't clobber registers the other expr uses.
3340 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3342 * real.c (do_add): Initialize signalling and canonical members.
3344 * real.c (real_from_integer): Zero out destination.
3346 2005-01-18 Jan Hubicka <jh@suse.cz>
3348 PR tree-optimize/19337
3349 * tree-inline.c (initialize_inlined_parameters): Copy
3350 saved_static_chain_decl only.
3352 2005-01-25 Richard Henderson <rth@redhat.com>
3356 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3357 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3358 80387 enabled, to return a proper subclass. Return the subset that
3359 overlaps with GENERAL_REGS for PLUS.
3360 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3362 2005-01-25 Richard Henderson <rth@redhat.com>
3365 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3367 2005-01-25 Roger Sayle <roger@eyesopen.com>
3369 * expmed.c (choose_multiplier): Change interface to return the
3370 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3371 (expand_divmod): Update calls to choose_multiplier.
3373 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3376 * expmed.c (extract_bit_field): Use adjust_address instead of
3377 gen_lowpart when op0 is a MEM.
3379 2005-01-24 Steven Bosscher <stevenb@suse.de>
3381 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3383 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3385 * config/mips/irix-csr.c: New file.
3386 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3387 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3388 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3391 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3394 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3395 sparc/elf.h, add sparc/sp-elf.h.
3396 (sparc-*-rtems*): Likewise.
3397 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3398 tm-dwarf2.h, add sparc/sp-elf.h.
3399 (sparc86x-*-elf): Likewise.
3400 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3401 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3402 TARGET_OS_CPP_BUILTINS.
3403 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3404 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3406 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3407 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3408 (SWITCH_TAKES_ARG): Likewise.
3409 (LOCAL_LABEL_PREFIX): Likewise.
3410 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3411 (TARGET_N_FORMAT_TYPES): Delete.
3412 (TARGET_FORMAT_TYPES): Likewise.
3413 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3414 * config/sparc/elf.h: Delete.
3415 * config/sparc/sp-elf.h: New file.
3417 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3419 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3420 * tree-flow.h: Remove the corresponding prototype.
3421 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3422 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3424 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3427 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3428 for AIX ABI or ELF -fPIC.
3429 (rs6000_emit_load_toc_table): Don't create toc_section here.
3430 (rs6000_xcoff_file_start): Nor here.
3432 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3434 * sh.c (ra.h): Don't #include.
3435 (hard_regs_intersect_p): New function, resurrected from ra.c.
3437 * sh.c: Fix 1996 Copyright.
3439 2005-01-24 Richard Henderson <rth@redhat.com>
3440 Aldy Hernandez <aldyh@redhat.com>
3442 * regrename.c (note_sets): Handle subregs.
3444 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3447 * genconditions.c (write_header, write_conditions): Elide file if
3450 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3452 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3453 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3456 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3458 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3459 expand_builtin_printf, expand_builtin_fprintf,
3460 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3461 checking against POINTER_TYPE.
3462 (validate_arglist): Handle POINTER_TYPE code by checking
3465 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3467 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3469 (for_each_rtx): Call for_each_rtx_1.
3470 * rtl.h (init_rtlanal): Declare.
3471 * toplev.c (backend_init): Call init_rtlanal.
3473 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3475 * flow.c (propagate_one_insn): Formatting.
3478 * flow.c (libcall_dead_p): Be more conservative if unsure.
3479 If there are any instructions between insn and call, see if they are
3480 all dead before saying the libcall is dead.
3482 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3484 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3485 operand constraint for operand 0.
3487 2005-01-23 Richard Henderson <rth@redhat.com>
3490 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3491 edges leading to join block.
3493 2005-01-23 Roger Sayle <roger@eyesopen.com>
3495 * expmed.c (expand_mult_highpart): Make static. Change type of
3496 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3497 (expand_divmod): Updates calls to expand_mult_highpart by using
3498 gen_int_mode to pass a CONST_INT rtx.
3499 * rtl.h (expand_mult_highpart): Remove prototype.
3501 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3503 * flow.c (regset_bytes, regset_size): Remove.
3505 * cfganal.c: Fix a reference to Harvey's paper.
3507 2005-01-23 Steven Bosscher <stevenb@suse.de>
3509 PR rtl-optimization/19464
3510 * tree-optimize.c (init_tree_optimization_passes): Add one more
3511 copyrename pass just before out-of-ssa.
3513 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3516 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3517 * ggc-none.c (ggc_free): Define.
3519 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3521 * cse.c (max_reg, max_insn_uid): Remove.
3522 (cse_main): Don't access max_reg or max_insn_uid.
3524 * c-common.c (explicit_flag_signed_bitfields,
3525 lang_statement_code_p, lang_expand_function_end): Remove.
3526 * c-common.h: Remove the corresponding declarations.
3527 * c-opts.c (c_common_handle_option): Remove all write access
3528 to explicit_flag_signed_bitfields.
3530 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3531 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3532 * cgraph.h: Remove the corresponding declaration.
3534 * gcse.c (null_pointer_info): Remove.
3536 2005-01-23 Roger Sayle <roger@eyesopen.com>
3537 Eric Botcazou <ebotcazou@libertysurf.fr>
3539 * combine.c (simplify_logical): Only simplify logical expressions
3540 of the form ior(and(x,y),z) by the inverse distributive law if the
3541 result is cheaper than the original.
3543 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3545 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3546 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3547 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3548 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3549 config/freebsd-spec.h, config/arm/arm.h,
3550 config/h8300/h8300.md, config/i386/i386.md,
3551 config/i386/predicates.md, config/i386/sse.md,
3552 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3553 config/vax/vax.md: Fix comment typos. Follow spelling
3556 2005-01-23 Steven Bosscher <stevenb@suse.de>
3558 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3559 tests, instead of `less than'.
3561 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3563 * function.c (assign_parm_setup_block): When creating a new stack slot
3564 for a parameter, get its alignment from the parameter's DECL_ALIGN
3565 rather than the type's TYPE_ALIGN. Make sure that the parameter
3566 is at least word aligned.
3568 2005-01-22 Roger Sayle <roger@eyesopen.com>
3571 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3573 2005-01-22 Richard Henderson <rth@redhat.com>
3576 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3577 in both compare operands.
3578 (movdfcc_1_sse_max): Likewise.
3579 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3580 (movdfcc_1_sse): Likewise.
3581 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3582 scratch register as needed.
3584 2005-01-22 Richard Henderson <rth@redhat.com>
3586 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3588 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3590 2005-01-22 Richard Henderson <rth@redhat.com>
3592 * genopinit.c (optabs): Use smin/smax for floating point too.
3593 * doc/md.texi: Update to match. Clarify that floating point
3594 results are undefined for +0/-0 and NaN.
3595 * doc/rtl.texi: Likewise.
3596 * rtl.def (SMIN, SMAX): Likewise
3597 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3599 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3600 leading 's' to the name.
3601 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3602 smaxxf3, sminxf3): Likewise.
3603 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3606 2005-01-22 Paul Brook <paul@codesourcery.com>
3608 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3610 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3612 * config/s390/s390.c (struct processor_costs): New fields
3613 dlgr, dlr, dr, dsgfr, dsgr.
3614 (z900_cost, z990_cost): Values for new fields.
3615 (s390_rtx_costs): New cases MEM und COMPARE in switch
3616 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3617 DIV, MOD, UDIV, UMOD.
3619 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3621 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3622 into the register being decremented.
3623 ("doloop_si31", "doloop_di"): Likewise.
3624 ("*doloop_si_long"): Adapt pattern.
3626 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3628 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3630 (CLASS_MAX_NREGS): Likewise.
3632 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3634 * doc/tree-ssa.texi (Statement Operands): Add example for new
3635 must-def macro. Note deprecation of old operands interface.
3637 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3639 PR tree-optimization/19484
3640 * tree-cfg.c (remove_fallthru_edge): New function.
3641 (cleanup_control_flow): Remove fallthru edges from calls that are
3642 now known not to return.
3644 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3646 Fix PR tree-optimization/19038
3647 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3648 copies with loop variant ones.
3650 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3652 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3653 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3654 config/alpha/alpha.md, config/alpha/predicates.md,
3655 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3656 config/sparc/sol2.h: Update copyright.
3658 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3659 first label to see if it is a nonlocal label.
3661 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3662 Andrew Pinski <pinskia@physics.uc.edu>
3665 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3666 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3668 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3670 * config/rs6000/rtems.h: Update copyright.
3672 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3675 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3676 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3677 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3679 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3682 * c-typeck.c (convert_arguments): Check for error_mark_node.
3684 2005-01-21 Ian Lance Taylor <ian@airs.com>
3686 PR tree-optimization/13000
3687 * tree-inline.c: Include "tree-flow.h".
3688 (expand_call_inline): If warn_return_type, warn if non-void inline
3689 function falls through.
3690 * tree-cfg.c (execute_warn_function_return): Don't warn about
3691 control reaching end if TREE_NO_WARNING is set. Set
3693 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3695 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3696 branch if we don't need one.
3697 * c-typeck.c: Include "tree-flow.h"
3698 (c_finish_bc_stmt): Don't add a goto if the current statement
3699 list doesn't fall through to the current point.
3701 2005-01-21 Roger Sayle <roger@eyesopen.com>
3703 PR rtl-optimization/576
3704 * real.c (real_arithmetic): Change return type from void to bool
3705 to return an indication that the result may be inexact.
3706 * real.h (real_arithmeric): Update prototype.
3707 * fold-const.c (const_binop): Don't constant fold floating
3708 point expressions when the user specifies -frounding-math and
3709 the result may depend upon the run-time rounding mode.
3710 (fold_convert_const_real_from_real): Clean-up.
3711 (fold_initializer): Ignore flag_rounding_math for initializers.
3712 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3713 constant fold FP operations with flag_rounding_math if the
3714 result may depend upon the run-time rounding mode.
3716 2005-01-21 Tom Tromey <tromey@redhat.com>
3718 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3720 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3722 * tree-cfg.c: Fix comment typos.
3724 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3726 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3727 around the call to rest_of_handle_branch_target_load_optimize.
3729 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3731 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3732 (sparc64-*-openbsd*): Likewise.
3733 (sparclite-*-elf*): Include tm-dwarf2.h.
3734 (sparc86x-*-elf*): Likewise.
3735 (sparc64-*-elf*): Likewise.
3736 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3737 (DBX_DEBUGGING_INFO): Likewise.
3738 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3739 (PREFERRED_DEBUGGING_TYPE): Likewise.
3740 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3741 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3742 (PREFERRED_DEBUGGING_TYPE): Likewise.
3743 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3744 (PREFERRED_DEBUGGING_TYPE): Likewise.
3745 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3747 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3750 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3752 2005-01-20 Paul Brook <paul@codesourcery.com>
3754 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3756 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3758 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3759 label is first in a sequence of labels.
3761 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3763 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3764 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3766 * doc/sourcebuild.texi (Test Directives): New.
3768 2005-01-20 Roger Sayle <roger@eyesopen.com>
3770 * real.c (real_floor): Don't leave the result uninitialized when
3771 mode is VOIDMode, but return the unrounded intermediate value.
3772 (real_ceil): Likewise.
3774 2005-01-20 Paul Brook <paul@codesourcery.com>
3776 * config/arm/arm.md (insv): Use gen_int_mode.
3778 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3780 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3781 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3782 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3783 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3784 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3786 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3789 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3790 fbreg, so we have to assume we can't.
3791 (loc_descriptor_from_tree_1): Ditto.
3792 (containing_function_has_frame_base): New function.
3793 (add_location_or_const_value_attribute): Use it.
3794 Also try to generate a frame_base from a single element location
3797 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3799 PR tree-optimization/15349
3800 * timevar.def (TV_TREE_MERGE_PHI): New.
3801 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3803 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3804 calls to tree_forwarder_block_p.
3805 (remove_forwarder_block_with_phi, merge_phi_nodes,
3806 gate_merge_phi, pass_merge_phi): New.
3807 * tree-optimize.c (init_tree_optimization_passes): Add
3809 * tree-pass.h: Add an extern for pass_merge_phi;
3811 2005-01-20 Richard Henderson <rth@redhat.com>
3814 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3815 (_mm_castps_pd, _mm_castps_si128): New.
3816 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3818 2005-01-20 Richard Henderson <rth@redhat.com>
3821 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3822 __builtin_ia32_vec_init_v2si.
3823 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3824 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3825 (ix86_init_mmx_sse_builtins): Create it.
3826 (ix86_expand_builtin): Expand it.
3827 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3828 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3829 (vec_extractv2si_0, vec_extractv2si_1): New.
3831 2005-01-20 Richard Henderson <rth@redhat.com>
3834 * config/i386/i386.c (ix86_expand_push): New.
3835 * config/i386/mmx.md (push<MMXMODE>1): New.
3836 * config/i386/sse.md (push<SSEMODE>1): New.
3837 * config/i386/i386-protos.h: Update.
3839 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3841 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3844 2005-01-20 Richard Henderson <rth@redhat.com>
3846 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3847 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3849 2005-01-19 Richard Henderson <rth@redhat.com>
3852 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3853 to V4SFmode in SSE1 fallback load path.
3855 2005-01-19 Richard Henderson <rth@redhat.com>
3857 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3858 in QImode expansion to ix86_expand_vector_set.
3859 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3861 2005-01-19 Richard Henderson <rth@redhat.com>
3864 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3865 subclass of the input class.
3866 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3867 Always true for cross-SSE1 classes. Rationalize conditionals.
3868 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3869 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3870 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3871 (movdi_2): Add MMX/SSE zeros.
3872 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3873 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3874 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3875 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3876 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3877 (zero_extendsidi2_rex64_1): Remove.
3878 (MOV0 peephole): Check GENERAL_REG_P.
3880 2005-01-19 Richard Henderson <rth@redhat.com>
3883 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3885 (ix86_expand_vector_extract): Likewise.
3887 2005-01-19 Richard Henderson <rth@redhat.com>
3890 * expr.c (emit_move_change_mode): New argument force; use
3891 simplify_gen_subreg if true.
3892 (emit_move_via_alt_mode): Merge into ...
3893 (emit_move_via_integer): ... here.
3894 (emit_move_ccmode): Use emit_move_change_mode directly.
3896 2005-01-19 Richard Henderson <rth@redhat.com>
3899 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3900 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3901 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3903 (alpha_emit_set_const): Likewise. Make static.
3904 (alpha_emit_set_long_const): Make static.
3905 (alpha_extract_integer): Split out from alpha_expand_mov.
3906 (alpha_split_const_mov): Likewise.
3907 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3908 (alpha_legitimate_constant_p): New.
3909 * config/alpha/alpha-protos.h: Update.
3910 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3911 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3912 * config/alpha/alpha.md (movsi): Add n alternative.
3913 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3914 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3915 (splitters for all of the above): Use alpha_split_const_mov.
3916 * config/alpha/predicates.md (non_add_const_operand): New.
3917 (non_zero_const_operand): New.
3918 (input_operand): Use alpha_legitimate_constant_p after reload.
3920 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3922 PR tree-optimization/19038
3923 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3924 (add_candidate): Add ivs with increment in latch only if
3925 allow_ip_end_pos_p is true.
3926 (determine_iv_cost): Use empty_block_p.
3928 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3930 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3931 (compute_dominance_frontiers): Ditto.
3933 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3936 * config/sh/t-rtems: New.
3937 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3939 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3941 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3942 the offset of the selected field.
3944 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3946 * tree-cfg.c (remove_forwarder_block): Fix the check to
3947 prevent a nonlocal label from appearing in the middle of a
3950 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3952 PR rtl-optimization/19462
3953 * reorg.c (find_end_label): Create return insn only if
3954 current_function_epilogue_delay_list is empty.
3956 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3958 * doc/passes.texi: Remove paragraph mentioning new-ra.
3960 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3962 PR rtl-optimization/15139
3963 * combine.c: Include params.h.
3964 (count_rtxs): New function.
3965 (record_value_for_reg): If replace_rtx would replace at least
3966 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3967 (clobber (const_int 0)) instead of TEM.
3968 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3969 * params.h (MAX_LAST_VALUE_RTL): New.
3970 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3971 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3974 * c-typeck.c (digest_init): Only call build_vector if all constructor
3975 elements are *_CST nodes.
3976 * gimplify.c (gimplify_init_constructor): Likewise.
3979 * c-typeck.c (digest_init): Only call build_vector if inside_init
3982 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3984 * toplev.c (init_asm_output): Remove dead #ifdef.
3986 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3988 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3990 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3992 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3993 accessing DECL_FUNCTION_CODE.
3994 * dojump.c (do_jump): Likewise.
3995 * gimplify.c (gimplify_call_expr): Likewise.
3996 * predict.c (expr_expected_value): Likewise.
3997 (strip_builtin_expect): Likewise.
3998 * tree-inline.c (estimate_num_insns_1): Likewise.
3999 * tree-ssa-loop-im.c (stmt_cost): Likewise
4000 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4001 (tree_expr_nonnegative_p): Likewise.
4003 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4005 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4006 variant of the load_pcrel_sym pattern.
4007 * config/sparc/sparc.md (P macro): Move to the top.
4008 (load_pcrel_sym): Macroize using P.
4009 (save_register_window): Likewise.
4011 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4013 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4016 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4019 * c-typeck.c (build_asm_expr): Strip nops off
4020 input memory operands.
4022 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4024 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4025 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4026 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4027 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4029 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4032 * config/i386/i386.c (override_options): If the 80387 is disabled,
4033 then do not return FP values using FP registers.
4035 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4037 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4038 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4039 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4040 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4041 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4042 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4043 output.h, postreload-gcse.c, postreload.c, recog.c,
4044 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4045 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4046 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4047 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4048 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4049 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4050 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4051 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4053 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4054 config/alpha/alpha.c, config/arm/vfp.md,
4055 config/i386/emmintrin.h, config/i386/i386-modes.def,
4056 config/i386/i386-protos.h, config/i386/i386.h,
4057 config/i386/pmmintrin.h, config/i386/ppro.md,
4058 config/i386/predicates.md, config/i386/xmmintrin.h,
4059 config/i860/i860.c, config/ia64/ia64-modes.def,
4060 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4061 config/ia64/ia64.md, config/ia64/itanium1.md,
4062 config/ia64/itanium2.md, config/ia64/predicates.md,
4063 config/iq2000/iq2000.h, config/mips/linux64.h,
4064 config/rs6000/aix41.h, config/rs6000/aix43.h,
4065 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4066 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4067 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4068 config/sparc/linux64.h, config/sparc/litecoff.h,
4069 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4070 config/sparc/sparc.h, config/sparc/sparc.md,
4071 config/sparc/sysv4-only.h: Update copyright.
4073 2005-01-18 Richard Henderson <rth@redhat.com>
4076 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4078 2005-01-18 Marc Espie <espie@openbsd.org>
4079 * config/i386/openbsdelf.h: Typo.
4081 2005-01-18 Richard Henderson <rth@redhat.com>
4083 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4084 special case for sse.
4085 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4087 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4089 * tree-inline.c (estimate_num_insns_1): Added cases for
4090 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4092 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4094 PR rtl-optimization/19296
4095 * combine.c (simplify_comparison): Rewrite the condition under
4096 which a non-paradoxical SUBREG of a PLUS can be lifted when
4097 compared against a constant.
4099 2005-01-18 Andi Kleen <ak@muc.de>
4101 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4102 * c.opt (-Wpointer-sign): Add.
4103 * doc/invoke.texi: (-Wpointer-sign): Add.
4105 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4107 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4108 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4109 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4110 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4111 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4112 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4113 for TARGET_MIX_SSE_I387.
4114 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4115 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4116 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4117 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4118 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4119 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4120 TARGET_MIX_SSE_I387.
4121 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4124 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4127 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4128 Add movaps alternative for xmm reg->reg move.
4130 2005-01-17 Jeff Law <law@redhat.com>
4132 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4133 at the end of the main DOM loop rather than just before DOM exits.
4135 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4137 PR tree-optimization/19121
4138 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4139 adding aliases to a name tag, also add them to the pointer's
4141 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4142 sensitive alias info at all. Only check that the two pointers
4143 have compatible pointed-to sets.
4144 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4145 a pointer's type tag is a superset of the alias set of the
4148 2005-01-17 James E Wilson <wilson@specifixinc.com>
4151 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4152 comment to document why.
4154 2005-01-17 Richard Henderson <rth@redhat.com>
4156 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4157 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4158 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4159 sse2_vmsminv2df3_finite): New.
4160 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4161 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4162 Force op1 into register.
4164 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4166 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4167 bubblestrap from always rebuilding build directory.
4169 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4171 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4172 ("*cmpmem_short"): Likewise.
4174 2005-01-17 Steven Bosscher <stevenb@suse.de>
4176 * basic-block.h: Document BB_* flags.
4177 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4178 use an sbitmap instead.
4179 * sched-rgn.c (compute_trg_info): Likewise.
4181 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4183 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4184 redundant target_cpu_default and extra_parts lines. Use the default
4186 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4187 (SUBTARGET_EXTRA_SPECS): Delete.
4188 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4189 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4190 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4191 and "n32" for -mabi=n32.
4193 2005-01-17 Ian Lance Taylor <ian@airs.com>
4196 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4197 fold constant variables into initial values.
4199 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4201 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4203 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4204 through the statements backward.
4206 2005-01-17 Ian Lance Taylor <ian@airs.com>
4208 PR middle-end/13127:
4209 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4210 a variable set to the return value of the inlined function.
4212 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4214 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4215 when modes are tieable.
4217 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4219 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4220 of pthread_create to find out if threads are enabled.
4221 * gthr-posix95.h (__gthread_active_p): Likewise.
4223 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4225 * common.opt (-fnew-ra): Remove.
4227 * toplev.h (flag_new_regalloc): Remove.
4228 * Makefile.in (ra*.*): Don't mention.
4229 * passes.c (rest_of_handle_new_regalloc): Remove.
4230 (rest_of_handle_combine, rest_of_compilation): Always consider
4231 flag_new_regalloc as false.
4232 * doc/invoke.texi: Don't document -fnew-ra.
4234 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4236 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4237 last parameter to reg_scan.
4238 * loop.c (loop_optimize): Likewise.
4239 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4240 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4241 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4242 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4243 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4244 * regclass.c (reg_scan): Likewise, for the declaration.
4245 * rtl.h (reg_scan): Likewise, for the prototype.
4247 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4249 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4250 mark_dfs_back_edges.
4252 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4254 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4255 (compute_avail): Uses don't go in tmp_gen.
4257 2005-01-16 Steven Bosscher <stevenb@suse.de>
4259 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4260 loop to look for a free slot in a page entry.
4262 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4265 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4266 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4267 just before targetm.asm_out.file_end.
4268 * tree.h (process_pending_assemble_output_defs): Declare.
4269 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4271 (assemble_alias): Defer generation of assembly code for defines when
4272 TARGET_DEFERRED_OUTPUT_DEFS is true.
4273 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4274 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4275 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4277 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4280 * pa.c (pa_scalar_mode_supported_p): New function.
4281 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4282 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4284 * pa-protos.h (prefetch_operand): Delete.
4285 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4286 * pa.c (prefetch_operand): Delete.
4287 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4288 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4289 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4290 and prefetch_nocc_operand.
4291 * pa.md (prefetch): Rework to avoid reload problems handling short
4292 displacements when a cache control completer needs to be provided.
4293 (prefetch_32, prefetch_64): Delete.
4294 (prefetch_cc, prefetch_nocc): New patterns.
4296 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4298 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4300 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4303 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4304 exceeds maximum alignment for global common data.
4305 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4306 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4308 2004-01-15 Roger Sayle <roger@eyesopen.com>
4310 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4312 2004-01-15 Roger Sayle <roger@eyesopen.com>
4314 * harg-reg-set.h (reg_class_names): Prototype global array.
4315 * regclass.c (reg_class_names): Declare here and initialize to
4317 (dump_regclass): Remove local declaration of reg_class_names.
4318 (regclass): Likewise.
4319 * cfg.c (dump_flow_info): Likewise.
4320 * ra-debug.c (reg_class_names): Likewise.
4321 * regrename.c (reg_class_names): Likewise.
4322 * reload.c (reg_class_names): Likewise.
4323 * reload1.c (spill_failure): Likewise.
4324 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4326 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4328 * config/s390/s390.md ("reload_outti"): Remove predicate for
4329 output operand. Abort if operand is not a MEM.
4330 ("reload_outdi", "reload_outdf"): Likewise.
4332 2005-01-15 Marc Espie <espie@openbsd.org>
4334 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4335 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4336 * config/openbsd.h: Fix C++ includes for native configurations.
4337 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4338 Add trampoline support.
4339 * config/i386/openbsdelf.h: New.
4341 2005-01-15 Marc Espie <espie@openbsd.org>
4343 * collect2.c (main): Explicitly parse -dynamic-linker option.
4345 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4347 PR tree-optimization/19060
4348 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4349 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4350 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4351 and handle extract_range_from_cond returning false.
4352 * fold-const.c (fold): Optimize comparisons with min/max even for
4353 width > HOST_BITS_PER_WIDE_INT.
4355 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4357 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4358 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4359 Remove little endian multilib variants.
4360 Add mips32 multilib variant.
4362 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4364 * explow.c (copy_all_reg, stabilize): Remove.
4365 * expr.h: Remove the corresponding prototypes.
4367 * rtlanal.c (regs_set_between_p): Remove.
4368 * rtl.h: Remove the corresponding prototype.
4370 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4372 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4373 to rs6000_nonimmediate_operand.
4374 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4375 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4376 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4377 rs6000_nonimmediate_operand.
4378 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4379 rs6000_nonimmediate_operand.
4381 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4383 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4385 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4387 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4389 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4390 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4392 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4393 (rs6k_nonimmediate_operand): New.
4394 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4396 (legitimate_lo_sum_address_p): Same.
4397 (rs6000_legitimize_address): Same.
4398 (rs6000_legitimize_reload_address): Same.
4399 (rs6000_legitimate_address): Same.
4400 (spe_build_register_parallel): Pass DF and DC modes in a DI
4403 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4404 to rs6k_nonimmediate_operand.
4406 * config/rs6000/spe.md ("*frob_df_di"): New.
4407 ("*frob_di_df"): New.
4408 ("*frob_di_df_2"): New.
4409 ("*mov_sidf_e500_subreg0"): New.
4410 ("*mov_sidf_e500_subreg4"): New.
4411 ("*movdf_e500_double"): Change predicate to
4412 rs6k_nonimmediate_operand.
4414 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4416 * postreload.c (move2add_note_store): Only call
4417 trunc_int_for_mode on scalar integers.
4419 2005-01-14 Steven Bosscher <stevenb@suse.de>
4421 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4422 replace BB_VISITED uses.
4423 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4424 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4425 (tree_dce_done): Free visited_control_parents.
4426 (perform_tree_ssa_dce): Allocate and clear it.
4427 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4428 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4429 instead of BB_VISITED.
4431 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4433 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4434 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4435 Remove unused prototypes.
4437 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4439 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4440 64-bit register usage.
4441 (spe_func_has_64bit_regs_p): Add FIXME note.
4443 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4445 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4446 flag_finite_math_only with flag_unsafe_math_optimizations.
4448 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4450 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4452 (__tpf_eh_return): Copy TPF private stack area from the module
4453 boundary stack frame. Add check for when module addresses are
4454 equal, but no stub address is found.
4456 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4459 * arm.h (struct machine_function): Add call_via field.
4460 (thumb_call_via_label): Declare.
4461 * arm.c (thumb_call_via_label): New variable.
4462 (thumb_call_reg_needed): New variable.
4463 (arm_output_function_epilogue): For Thumb code, output any per-function
4464 call-indirect trampolines.
4465 (thumb_call_via_reg): New function.
4466 (arm_file_end): New function.
4467 (TARGET_ASM_FILE_END): Call arm_file_end.
4468 (aof_file_end): Likewise.
4469 * arm-protos.h (thumb_call_via_reg): Declare.
4470 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4471 thumb_call_via_reg in normal case.
4473 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4476 PR rtl-optimization/19348
4477 * recog.c (peephole2_optimize): Do global life update if some peephole
4478 decides it doesn't need at least one of its inputs and that change
4479 influences liveness at the start of the basic block.
4481 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4482 arguments instead of 1.
4484 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4487 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4488 zero for nested functions needing a static chain or functions
4489 with a non-constant address.
4491 2005-01-13 Roger Sayle <roger@eyesopen.com>
4493 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4494 (and (sign_extend X) C) into (zero_extend (and X C)).
4496 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4498 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4500 2005-01-13 Richard Henderson <rth@redhat.com>
4505 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4506 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4507 not just TARGET_SSE.
4508 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4509 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4510 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4511 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4512 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4513 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4514 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4515 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4516 (movdicc_c_rex64): Rename with '*'.
4517 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4518 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4519 (movsfcc_1_387): Rename from movsfcc_1.
4520 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4521 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4522 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4523 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4524 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4525 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4526 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4527 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4528 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4529 sse_movdfcc_const0_4): Remove.
4530 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4531 recognize min/max early. Update for changed sse cmove patterns.
4532 (ix86_split_sse_movcc): New.
4533 * config/i386/i386-protos.h: Update.
4535 2005-01-13 Steven Bosscher <stevenb@suse.de>
4537 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4538 (fix_stmt_v_may_defs): Likewise.
4540 2005-01-13 Richard Henderson <rth@redhat.com>
4542 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4543 for converting the mask.
4545 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4547 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4550 2005-01-13 Richard Henderson <rth@redhat.com>
4552 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4553 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4554 IX86_BUILTIN_MOVDQ2Q): Remove.
4555 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4556 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4557 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4559 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4560 (sse2_pextrw): Fix immediate constraint.
4561 (sse2_loadq, sse2_loadq_rex64): Remove.
4562 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4563 Use __builtin_ia32_vec_ext_<size>.
4564 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4566 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4568 * function.c (assign_parm_setup_block): Look inside original
4569 entry_parm when inspecting PARALLEL.
4571 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4572 Joel Sherrill <joel@oarcorp.com>
4575 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4576 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4577 rtems_gxx_recursive_mutex_init.
4578 (__gthread_recursive_mutex_lock): New function.
4579 (__gthread_recursive_mutex_trylock): Likewise.
4580 (__gthread_recursive_mutex_unlock): Likewise.
4582 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4584 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4586 2005-01-13 Jan Beulich <jbeulich@novell.com>
4588 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4589 (ashrti3_internal): Indicate output is early clobber. Generate result
4590 into output rather than first input. Use move for low word of output
4591 if shift count is exactly 64.
4592 (lshrti3_internal): Likewise.
4594 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4598 * reload1.c (delete_output_reload): Don't delete an output reload
4599 if the pseudo lives longer than a single basic block. Adjust and
4600 improve wording of comment.
4602 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4605 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4606 of TYPE_SIZE where we mean the number of bytes.
4608 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4610 * function.c (assign_parm_setup_block): Relax condition on
4611 multi-register optimization.
4613 2005-01-12 Nick Clifton <nickc@redhat.com>
4615 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4616 an "in_delay_slot" attribute of "no" to prevent them being used in
4617 delay slots. This is forbidden because they might generate
4620 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4623 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4626 2005-01-12 Nick Clifton <nickc@redhat.com>
4628 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4629 passed on to GAS) but do not define, as GAS no longer supports or
4630 needs the -m2000 option.
4632 2005-01-11 Roger Sayle <roger@eyesopen.com>
4634 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4635 type as args of unprototyped builtins aren't automatically promoted.
4636 (fold_builtin_abs): Likewise.
4638 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4640 * Makefile.in: Set a `build-warn' variable.
4642 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4644 PR tree-optimization/17949
4645 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4646 (find_interesting_uses_address): Use it.
4648 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4650 * regrename.c (kill_value): Handle subreg's that won't simplify.
4652 2005-01-11 Richard Henderson <rth@redhat.com>
4655 * config/i386/i386.h (enum ix86_builtins): Move ...
4656 * config/i386/i386.c: ... here.
4657 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4658 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4659 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4660 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4661 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4662 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4663 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4664 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4665 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4666 IX86_BUILTIN_LOADDDUP): Remove.
4667 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4668 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4669 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4670 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4671 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4672 (ix86_init_builtins): Make static.
4673 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4674 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4675 if all the modes match. Otherwise, fake it.
4676 (get_element_number, ix86_expand_vec_init_builtin,
4677 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4678 (ix86_expand_builtin): Make static. Update for changed builtins.
4679 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4680 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4681 (ix86_expand_vector_init_duplicate): New.
4682 (ix86_expand_vector_init_low_nonzero): New.
4683 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4684 Split out from ix86_expand_vector_init; handle integer modes.
4685 (ix86_expand_vector_init): Use them.
4686 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4687 * config/i386/i386-protos.h: Update.
4688 * config/i386/predicates.md (reg_or_0_operand): New.
4689 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4690 (movv2sf_internal): Likewise. And a splitter to match them all.
4691 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4692 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4693 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4694 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4695 (mmx_pinsrw): Fix operand ordering.
4696 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4697 rather than sse_loadss expander.
4698 (movv2df splitter): Similarly.
4699 (sse_loadss, sse_loadlss): Remove.
4700 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4701 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4702 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4703 (sse3_movddup): Rename with '*'.
4704 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4705 (sse2_loadsd): Remove.
4706 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4707 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4708 (sse2_pinsrw): Fix argument ordering.
4709 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4710 (sse2_stored): Remove 'r' destination.
4711 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4712 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4713 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4714 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4715 vec_extractv16qi, vec_initv16qi): New.
4717 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4718 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4719 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4721 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4722 (_mm_load_si128, _mm_store_si128): Likewise.
4723 (_mm_load1_pd): Use _mm_set1_pd.
4724 (_mm_load_sd): Use _mm_set_sd.
4725 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4726 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4727 (_mm_set_epi64): Use _mm_set_epi64x.
4728 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4729 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4730 _mm_setr_epi8): Use _mm_set_foo form.
4731 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4732 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4733 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4734 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4735 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4736 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4737 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4738 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4739 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4740 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4741 (_mm_movedup_pd): Use _mm_shuffle_pd.
4742 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4743 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4744 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4745 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4747 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4748 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4749 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4750 (_mm_store_ps): Use raw dereference.
4751 (_mm_store1_ps): Use _mm_storeu_ps.
4752 (_mm_storer_ps): Use _mm_store_ps.
4753 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4754 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4756 2005-01-11 Stan Shebs <shebs@apple.com>
4758 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4759 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4761 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4764 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4765 Skip all DECLs except for FIELD_DECLs.
4767 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4769 * config/s390/s390.c (override_options): Return error if
4770 -mbackchain, -mpacked-stack and -mhard-float are used together.
4771 (s390_va_start): Remove the backchain && packed-stack special case.
4772 (s390_gimplify_va_arg): Likewise.
4773 * doc/invoke.texi: Remove the ABI incompatibility note.
4775 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4777 * config/s390/s390.c (struct s390_frame_layout): Remove
4779 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4780 save_backchain_p with TARGET_BACKCHAIN.
4782 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4785 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4786 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4787 * function.c (locate_and_pad_parm): Set new field.
4788 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4789 Tweak where_pad test to include "none". Always set mem align for
4791 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4792 not sufficient for type.
4793 (assign_parm_setup_block): If stack_parm is zero on entry, always
4794 make a new stack local. Block move old stack parm if necessary
4795 to new aligned stack local.
4796 (assign_parm_setup_stack): Use a block move to handle
4797 potentially misaligned entry_parm.
4798 (assign_parms_unsplit_complex): Specify required alignment when
4799 creating stack local.
4800 * calls.c (compute_argument_addresses): Override alignment of stack
4801 arg calculated from its type with the alignment given by
4802 FUNCTION_ARG_BOUNDARY.
4803 (store_one_arg): Likewise.
4805 2005-01-11 Jan Beulich <jbeulich@novell.com>
4807 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4808 Change respective itanium_class attribute to ialu.
4809 (shladdp4_internal): New.
4810 * config/ia64/predicates.md (shladd_log2_operand): New.
4812 2005-01-11 Richard Henderson <rth@redhat.com>
4814 * expr.c (store_constructor): Use rtvec_alloc instead of
4815 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4817 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4819 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4821 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4823 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4824 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4825 (TARGET_RWRELOC): Define.
4826 (ia64_rwreloc_section_type_flags): Delete.
4827 (ia64_section_type_flags): New function.
4828 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4829 (TARGET_RWRELOC): Define.
4831 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4834 * config/ia64/ia64.c (process_set): For alloc insn, only call
4835 process_epilogue is !frame_pointer_needed.
4837 2005-01-10 Roger Sayle <roger@eyesopen.com>
4840 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4841 unary operator and can't be treated as a binary/comparison operator.
4843 2005-01-10 Richard Henderson <rth@redhat.com>
4845 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4846 (ix86_return_in_memory): Likewise.
4847 (function_arg_advance): Likewise. Mirror structure in function_arg
4848 for choosing register to advance.
4850 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4852 * tree-vectorizer.c, tree.def: Fix comment typos.
4854 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4856 * config/s390/s390.c (struct processor_costs): 4 new fields:
4857 ddbr, ddr, debr, der.
4858 (s390_rtx_costs): More precise handling of divide instructions.
4860 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4862 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4864 2005-01-10 Jan Beulich <jbeulich@novell.com>
4866 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4867 names resulting from -ffunction-sections/-fdata-sections and linkonce
4869 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4870 based on the section name. Rearrange the section name comparison logic
4871 slightly so that each section name is compared against at most once.
4873 2005-01-10 Ben Elliston <bje@au.ibm.com>
4875 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4876 targets for which -fPIC reduces limitations on the GOT size.
4878 2005-01-09 Falk Hueffner <falk@debian.org>
4880 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4883 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4886 * collect2.c (main): Set aixrtl_flag for -brtl option.
4887 (resolve_lib_name): Search for .so file extension before .a
4890 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4892 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4893 (vect_analyze_data_refs_alignment): Add dump prints.
4895 2005-01-09 Ira Rosen <irar@il.ibm.com>
4897 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4898 expr_invariant_in_loop_p.
4899 Initialize outputs first thing in the function.
4900 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4901 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4902 (vect_analyze_pointer_ref_access): Check that the initial condition of
4903 the access function is loop invariant.
4905 2005-01-09 Richard Henderson <rth@redhat.com>
4907 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4908 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4909 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4910 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4911 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4912 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4913 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4914 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4915 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4916 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4917 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4918 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4919 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4920 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4921 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4922 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4923 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4924 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4925 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4926 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4927 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4928 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4929 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4931 (mmx_clrdi, pavgusb): Remove.
4932 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4933 with leading sse_ prefix.
4934 * config/i386/sse.md: Receive them.
4935 * config/i386/mmx.md: New file.
4936 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4937 (subrv2sf3): Turn into expander for normal subtraction.
4938 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4939 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4940 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4941 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4942 commutative; use ix86_binary_operator_ok.
4943 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4944 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4945 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4946 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4947 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4948 Macroize from existing patterns; use ix86_binary_operator_ok.
4949 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4950 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4951 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4952 with vec_select+vec_concat.
4953 (mmx_pshufw, mmx_pshufw_1): Likewise.
4954 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4955 (mmx_uavgv4hi3): Model correctly.
4956 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4957 _mm_xor_si64): Remove casts.
4959 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4961 PR tree-optimization/19224
4962 * tree-scalar-evolution.c (get_instantiated_value,
4963 set_instantiated_value): New functions.
4964 (instantiate_parameters_1): Cache the results.
4965 (instantiate_parameters, resolve_mixers): Initialize and free
4968 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4970 * config/i386/i386.md (addhi_4): Correct reference in comment.
4973 2005-01-08 Richard Henderson <rth@redhat.com>
4975 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4976 (_mm_cvtsi128_si64x): Likewise.
4977 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4978 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4979 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4980 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4981 * config/i386/i386-protos.h: Update.
4982 * config/i386/i386.c (print_operand): Add 'H'.
4983 (ix86_fixup_binary_operands): Split out from ...
4984 (ix86_expand_binary_operator): ... here.
4985 (ix86_fixup_binary_operands_no_copy): New.
4986 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4987 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4988 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4989 (safe_vector_operand): Use CONST0_RTX.
4990 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4991 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4992 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4993 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4995 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4996 (IX86_BUILTIN_CMPNGESS): New.
4997 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4998 (attr type): Add sselog1.
4999 (attr unit, attr memory): Handle it.
5000 (movti, movti_internal, movti_rex64): Move near other integer moves.
5001 (movtf, movtf_internal): Move near other fp moves.
5002 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5003 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5004 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5005 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5006 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5007 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5008 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5009 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5010 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5011 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5012 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5013 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5014 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5015 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5016 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5017 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5018 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5019 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5020 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5021 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5022 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5023 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5024 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5025 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5026 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5027 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5028 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5029 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5030 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5031 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5032 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5033 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5034 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5035 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5036 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5037 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5038 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5039 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5040 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5041 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5042 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5043 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5044 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5045 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5047 (SSEPUSH, push<SSEPUSH>): Remove.
5048 (MMXPUSH, push<MMXPUSH>): Remove.
5049 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5050 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5051 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5052 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5053 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5054 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5055 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5056 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5057 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5058 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5059 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5060 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5061 (ppro_sse_log_V4SF): Handle sselog1.
5062 * config/i386/predicates.md (const_0_to_1_operand): New.
5063 (const_0_to_255_mul_8_operand): New.
5064 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5065 (const_2_to_3_operand, const_4_to_7_operand): New.
5066 * config/i386/sse.md: New file.
5067 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5068 (sse_movups): Rename from sse_movups_1.
5069 (sse_loadlss): Rename from sse_loadss_1.
5070 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5072 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5073 (absv4sf2, negv2df, absv2df): New.
5074 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5075 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5076 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5077 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5078 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5079 (sse3_addsubv4sf3): Model correctly.
5080 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5081 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5082 (sse_movhlps): Model with vec_select+vec_concat.
5083 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5084 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5085 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5086 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5087 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5088 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5089 sse2_pshufhw_1): Likewise.
5090 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5091 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5092 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5093 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5094 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5095 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5096 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5097 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5098 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5099 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5100 sminv8hi3): Mark commutative
5101 operands. Use ix86_binary_operator_ok.
5102 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5103 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5104 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5105 sse2_punpcklqdq): Allow operand2 in memory.
5106 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5107 sse2_movsd): Add memory alternatives.
5108 (sse_storelps): Turn expander into an insn; split after reload.
5109 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5110 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5112 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5114 * configure.ac (DWARF-2 debug_line): Use objdump.
5115 * configure: Regenerate.
5117 2005-01-08 Jeff Law <law@redhat.com>
5118 Diego Novillo <dnovillo@redhat.com>
5120 PR tree-optimization/18241
5121 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5122 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5123 statements with volatile operands.
5124 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5125 operands after marking a statement with has_volatile_ops.
5127 2005-01-08 Roger Sayle <roger@eyesopen.com>
5129 * tree.c (int_fits_type_p): Always honor integer constant
5130 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5132 2005-01-08 Roger Sayle <roger@eyesopen.com>
5134 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5135 the latent bug in rtl_delete_block has been resolved.
5137 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5139 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5140 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5142 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5144 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5145 library as @multilib_dir@/$(SHLIB_SONAME).
5147 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5149 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5150 * configure: Regenerate.
5152 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5154 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5157 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5160 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5161 Convert non-word aligned offset address using ld/std into
5164 2005-01-07 Richard Henderson <rth@redhat.com>
5166 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5168 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5170 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5172 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5174 PR tree-optimization/19283
5175 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5176 is not shorter than the original type.
5178 PR rtl-optimization/19012
5179 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5181 PR rtl-optimization/18861
5182 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5183 (FULL_STATE): Define.
5184 (mark_tablejump_edge): New function.
5185 (purge_dead_tablejump_edges): New function.
5186 (find_bb_boundaries): Use it.
5188 PR tree-optimization/18828
5189 * builtins.c (expand_builtin_next_arg): Remove argument and all
5190 the argument checking.
5191 (expand_builtin): Adjust caller.
5192 (expand_builtin_va_start): Likewise. Remove error for too many
5194 (fold_builtin_next_arg): Issue error for too many arguments.
5195 After checking arguments, replace them with magic arguments that
5196 prevent further checking of the args.
5198 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5200 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5202 2005-01-06 Roger Sayle <roger@eyesopen.com>
5205 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5206 and %{.S:...} (and their negative variants) to test whether the
5207 input file is assembler or pre-processed-assembler independent of
5208 the actual filename extension.
5210 2005-01-06 Roger Sayle <roger@eyesopen.com>
5212 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5213 of sign or zero extended values.
5215 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5217 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5218 for IBM long double format correctly.
5220 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5222 Fix PR tree-optimization/18792
5224 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5225 to first_loop_depth, and use loop depth instead of loop number.
5226 (build_classic_dir_vector): Ditto.
5227 (compute_data_dependences_for_loop): Use depth, not loop number.
5228 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5229 number. Pass in loops, instead of loop numbers.
5230 (gather_interchange_stats): Ditto.
5231 (linear_transform_loops): Ditto.
5233 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5236 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5237 biv_fits_mode_p, extension_within_bounds_p): New functions.
5238 (check_ext_dependent_givs): Use them.
5240 2005-01-06 Roger Sayle <roger@eyesopen.com>
5242 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5243 more than one barrier, in which case we should delete them all.
5245 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5247 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5249 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5251 Fix PR middle-end/19286
5253 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5254 output this subprogram, simply ignore this attempt to do it again.
5255 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5256 origin attribute if it's not possible.
5257 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5258 (decls_for_scope): Ditto.
5259 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5260 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5262 2005-01-05 Richard Henderson <rth@redhat.com>
5265 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5266 (bdesc_2arg): Use it.
5267 (ix86_expand_binop_builtin): Force operands into registers
5269 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5270 ix86_expand_sse_compare, ix86_expand_sse_comi,
5271 ix86_expand_builtin): Likewise.
5273 2005-01-05 Richard Henderson <rth@redhat.com>
5275 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5277 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5278 (mulv4hi3): Set itanium_class mmmul.
5279 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5280 (fpack): Rename from fpack_sfsf.
5282 2005-01-05 Richard Henderson <rth@redhat.com>
5285 * reload1.c (do_input_reload): Restrict the optimization deleteing
5286 a previous output reload to RELOAD_FOR_INPUT.
5288 2005-01-05 Steven Bosscher <stevenb@suse.de>
5290 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5291 comment that we fall through after case.
5292 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5293 (distribute_links): Likewise.
5294 * cse.c (cse_insn): Likewise.
5295 * cselib.c (cselib_invalidate_mem): Likewise.
5296 * df.c: Update comments at the top of the file.
5297 (read_modify_subreg_p): Update comments here too.
5298 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5299 * flow.c (mark_set_1): Likewise.
5300 (mark_used_regs): Likewise.
5301 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5302 (canon_list_insert): Likewise.
5303 (mark_set): Likewise.
5304 (try_replace_reg): Likewise.
5305 (store_killed_in_insn): Likewise.
5306 * loop.c (count_one_set): Likewise.
5307 (basic_induction_var): Likewise.
5308 * postreload-gcse.c (find_mem_conflicts): Likewise.
5309 * postreload.c (reload_combine_note_store): Likewise.
5310 (move2add_note_store): Likewise.
5311 * reload.c (find_equiv_reg): Likewise.
5312 (mark_referenced_resources): Likewise.
5313 * rtlanal.c (set_noop_p): Likewise.
5314 (note_stores): Likewise.
5315 (note_uses): Likewise.
5316 * sched-deps.c (sched_analyze_1): Likewise.
5317 * sched-rgn.c (check_live_1): Likewise.
5318 (update_live_1): Likewise.
5319 * config/i860/i860.c: Likewise.
5321 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5323 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5325 * doc/rtl.texi: Update documentation for bit-fields and SET.
5327 2005-01-05 Roger Sayle <roger@eyesopen.com>
5329 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5331 2005-01-05 Jan Hubicka <jh@suse.cz>
5332 Richard Henderson <rth@redhat.com>
5335 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5338 2005-01-05 Richard Henderson <rth@redhat.com>
5341 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5342 (sse_shufps): Change operand 3 to const_int_operand.
5343 (sse2_storelps): Fix typo in template.
5344 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5345 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5346 (ix86_expand_builtin): Likewise.
5348 2005-01-05 Julian Brown <julian@codesourcery.com>
5350 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5351 as aggregates for AAPCS ABIs.
5353 2005-01-05 Stan Shebs <shebs@apple.com>
5355 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5356 Mach-O getters if ppc64.
5357 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5359 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5360 signed four-byte field for global code case.
5361 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5363 2005-01-05 Roger Sayle <roger@eyesopen.com>
5366 * c-common.c: Include real.h.
5367 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5368 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5369 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5370 * Makefile.in (c-common.o): Update dependencies.
5372 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5374 * c-parse.in (asm_string): Add trailing semicolon.
5376 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5378 * c-parse.in (asm_string): New. Don't allow wide strings in
5380 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5381 asm_string instead of STRING.
5383 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5385 * c-typeck.c (constructor_no_implicit): Remove.
5386 (set_designator, process_init_element): Don't check
5387 constructor_no_implicit.
5389 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5390 Kaz Kojima <kkojima@gcc.gnu.org>
5393 * lcm.c (create_pre_exit): New.
5394 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5395 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5397 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5399 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5400 -msoft-float in target_float_switch.
5401 * arm.c (arm_override_options): Fix processing of target_float_switch.
5403 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5405 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5408 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5410 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5411 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5413 2005-01-04 Roger Sayle <roger@eyesopen.com>
5415 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5416 if deleting the then-block allows the test-block to fallthru to the
5419 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5422 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5423 after the full declaration if the are in two different TUs.
5425 2005-01-04 Richard Henderson <rth@redhat.com>
5428 * tree-sra.c (generate_one_element_init): Just
5429 call gimplify_and_add.
5430 (generate_element_init): Record the
5431 new referenced variables and mark them for renaming
5432 and split out to ...
5433 (generate_element_init_1): This.
5434 (scalarize_init): Don't call push_gimplify_context/
5435 pop_gimplify_context.
5437 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5439 * toplev.c (get_src_pwd): Handle failure of getpwd().
5441 2005-01-04 Roger Sayle <roger@eyesopen.com>
5443 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5445 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5446 all the cases handled by it are inverted by invert_truthvalue.
5448 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5450 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5451 (save_register_windowsi): Likewise.
5453 2005-01-04 Richard Henderson <rth@redhat.com>
5455 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5457 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5460 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5461 any simplifications of vector mode comparison operators.
5462 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5464 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5465 Devang Patel <dpatel@apple.com>
5467 PR tree-optimization/18308
5468 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5469 the operands before creating a new expression.
5470 * dojump.c (do_jump): Make drop_through_label available
5471 for all cases. Add expansion of COND_EXPR.
5473 2005-01-04 Ira Rosen <irar@il.ibm.com>
5475 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5476 INTEGER_CST instead of TREE_CONSTANT.
5477 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5478 instead of TREE_CONSTANT.
5479 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5480 instead of TREE_CONSTANT.
5482 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5484 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5486 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5489 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5490 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5492 2005-01-03 Richard Henderson <rth@redhat.com>
5494 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5495 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5496 fold_convert_const_real_from_real): Split out from ...
5497 (fold_convert_const): ... here.
5499 2005-01-03 Richard Henderson <rth@redhat.com>
5502 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5503 (mov<MMXMODEI>_internal): Likewise.
5504 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5505 Add V2SF case; use it for SSE1; don't use TI.
5506 (movdf_integer): Likewise.
5507 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5509 2005-01-03 Ira Rosen <irar@il.ibm.com>
5511 * tree-vectorizer.c (vect_strip_conversions): New function.
5512 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5513 check for binary class.
5515 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5519 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5521 * gimple-low.c (mark_blocks_with_used_vars): New function.
5522 (mark_blocks_with_used_subblocks): Ditto.
5523 (mark_used_blocks): Ditto.
5524 (pass_mark_used_blocks): New pass.
5525 * tree-inline.c: Include debug.h.
5526 (expand_call_inline): Call outlining_inline_function here.
5527 * tree-optimize.c (init_tree_optimization_passes): Add
5528 pass_mark_used_blocks.
5529 * tree-pass.h (pass_mark_used_blocks): New.
5530 * Makefile.in (tree-inline.o): Add debug.h dependency.
5532 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5534 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5535 VAR_DECLs to have weak_import attribute.
5537 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5540 2004-01-03 Steven Bosscher <stevenb@suse.de>
5542 * passes.c (rest_of_compilation): Don't run regmove if only
5543 flag_expensive_optimizations, require flag_regmove instead.
5545 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5547 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5549 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5550 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5551 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5552 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5554 2005-01-03 Richard Henderson <rth@redhat.com>
5556 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5557 (ia64_const_ok_for_letter_p): New.
5558 (ia64_const_double_ok_for_letter_p): New.
5559 (ia64_extra_constraint): New.
5560 (ia64_expand_vecint_compare): New.
5561 (ia64_expand_vcondu_v2si): New.
5562 (ia64_expand_vecint_cmov): New.
5563 (ia64_expand_vecint_minmax): New.
5564 (ia64_print_operand): Add 'v'.
5565 (ia64_preferred_reload_class): New.
5566 (ia64_vector_mode_supported_p): New.
5567 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5568 (PREFERRED_RELOAD_CLASS): Move to function.
5569 (CONST_OK_FOR_LETTER_P): Move to function.
5570 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5571 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5572 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5573 (EXTRA_CONSTRAINT): Move to function.
5574 * config/ia64/ia64.md: Include vect.md.
5575 (itanium_class): Add mmalua.
5577 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5579 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5580 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5582 (const_int_2bit_operand): New.
5583 (fr_reg_or_0_operand): New.
5584 * config/ia64/ia64-modes.def: Add vector modes.
5585 * config/ia64/ia64-protos.h: Update.
5586 * config/ia64/vect.md: New file.
5588 2005-01-03 Richard Henderson <rth@redhat.com>
5590 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5592 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5595 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5597 (log1pdf2): Change mode of operands[0,1] to DFmode.
5599 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5601 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5602 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5603 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5604 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5605 SPARC_RELAXED_ORDERING.
5607 2005-01-03 Richard Henderson <rth@redhat.com>
5608 Uros Bizjak <uros@kss-loka.si>
5611 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5612 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5613 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5615 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5616 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5617 const_pow2_1_to_128_operand): New predicates.
5619 2005-01-02 Greg McGary <greg@mcgary.org>
5621 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5623 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5624 object. [ptr_type]: Remove unused variable.
5625 Remember nearest addressable array-element or record-component
5626 when checking bitfield components. Tolerate empty BIND_EXPR.
5628 2005-01-01 Richard Henderson <rth@redhat.com>
5630 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5631 that don't narrow the value. Fail for other conversions.
5633 2005-01-01 Richard Henderson <rth@redhat.com>
5636 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5637 * c-lang.c (finish_file): Don't do it here.
5638 * objc/objc-act.c (objc_finish_file): Likewise.
5640 * cgraph.c (decl_assembler_name_equal): New.
5641 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5642 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5643 * cgraph.h (struct cgraph_varpool_node): Add next.
5644 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5645 * varasm.c (assemble_alias): Mark the target as needed.
5647 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5650 * function.c (get_arg_pointer_save_area): Use entry_of_function
5651 instead of get_insns.
5653 2005-01-01 Roger Sayle <roger@eyesopen.com>
5654 Andrew Pinski <pinskia@physics.uc.edu>
5655 James E. Wilson <wilson@specifixinc.com>
5657 PR rtl-optimization/12092
5658 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5661 2005-01-01 Roger Sayle <roger@eyesopen.com>
5662 Olivier Hainque <hainque@act-europe.fr>
5664 * tree.c (int_fits_type_p): A narrower type always fits in a
5665 wider one, except for negative values into unsigned types.
5667 2005-01-01 Roger Sayle <roger@eyesopen.com>
5669 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5670 with the original constant rather than require TREE_OVERFLOW.
5672 2005-01-01 Steven Bosscher <stevenb@suse.de>
5675 * c-decl.c (finish_function): If compiling C99, annotate the
5676 compiler generated return with the current file name and line 0.
5677 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5678 the source line is greater than 0.
5679 (remove_bb): Likewise.
5681 See ChangeLog.12 for earlier changes.