1 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5 that dllimport'd functions do not use all call-clobbered registers
8 2005-01-30 Richard Henderson <rth@redhat.com>
11 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12 expand_abs_nojump and generalize. Use operand_subword and
13 emit_no_conflict_block. Support large modes.
14 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
16 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
17 negation to subtraction.
18 (expand_copysign): Check that the format has signed zeros.
19 Use operand_subword and emit_no_conflict_block. Support large modes.
21 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
23 Fix PR tree-optimization/19624
25 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
26 * tree-ssa-pre.c: Add cfgloop.h.
28 (pre_stats): New member, constified.
29 (inserted_exprs): New static variable.
30 (NECESSARY): New macro.
31 (create_expression_by_pieces): Fold the expression, and
32 mark it as defaulting to not necessary. Also put in
34 (fully_constant_expression): New function.
35 (insert_into_preds_of_block): Modify to not insert phis when we
36 are playing with induction variables.
37 Push phis onto the inserted_exprs vector, and mark them as not
39 (insert_aux): Call fully_constant_expression on eprime.
40 If all edges produce the same value, mark it constant.
41 (mark_operand_necessary): New function.
42 (remove_dead_inserted_code): New function.
43 (init_pre): Init loop optimizer to get loop info.
44 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
45 (execute_pre): Commit edge inserts, then remove dead code.
47 2005-01-30 Richard Henderson <rth@redhat.com>
49 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
50 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
52 2005-01-30 Richard Henderson <rth@redhat.com>
55 * config/i386/i386.c (ix86_expand_copysign): New.
56 (ix86_split_copysign_const): New.
57 (ix86_split_copysign_var): Rename from ix86_split_copysign,
58 rearrange op1/nmask operands.
59 * config/i386/i386-protos.h: Update.
60 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
61 (copysigndf3): Likewise.
62 (copysignsf3_const, copysigndf3_const): New.
63 (copysignsf3_var): Rename from copysignsf3, split out splitter
64 and fix split predicate for X constraint.
65 (copysigndf3_var): Similarly.
67 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
69 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
70 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
71 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
73 2005-01-29 Richard Henderson <rth@redhat.com>
76 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
77 of # and * in constraints.
79 2005-01-29 Richard Henderson <rth@redhat.com>
82 * expr.c (store_field): Don't strip sub-mode cast when the input
85 2005-01-29 Richard Henderson <rth@redhat.com>
88 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
91 2005-01-29 Richard Henderson <rth@redhat.com>
93 * combine.c (make_field_assignment): Fix argument order
96 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
98 PR tree-optimization/15791
99 * fold-const.c (extract_array_ref): New function.
100 (fold): Fold comparisons between &a[i] and &a[j] or
101 semantically equivalent trees.
103 2005-01-29 Jeff Law <law@redhat.com>
105 * gcse.c (insert_expr_in_table): Revamp handling of available
106 and anticipatable occurrence lists to avoid unnecessary list
108 (insert_set_in_table): Similarly.
110 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
112 * c-common.c (fix_string_type): Just use c_build_qualified_type to
114 (c_build_qualified_type): Build qualified array types with
115 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
116 * c-decl.c (c_make_fname_decl): Build unqualified array type
117 before qualified type.
118 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
119 type is qualified, not just if type itself is. Don't apply
120 qualifiers to array type when declarator is processed. Apply
121 qualifiers to field type whether or not it is an array type.
122 Don't handle array types specially for applying qualifiers to
124 * c-typeck.c (composite_type): Build unqualified element type and
125 array type when forming composite of array types.
126 (common_pointer_type, comptypes, comp_target_types,
127 type_lists_compatible_p, build_indirect_ref, build_array_ref,
128 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
130 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
131 (args2) in variables a1 and a2.
133 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
135 * cse.c (n_elements_made, max_elements_made): Remove.
136 (insert): Don't touch n_elements_made.
137 (cse_main): Don't touch n_elements_made or max_elements_made.
139 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
142 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
143 configuration part of dp-bit.c to be lost.
145 2005-01-28 Roger Sayle <roger@eyesopen.com>
147 * expmed.c (expand_mult_highpart_optab): When attempting to use
148 a non-widening multiplication in a wider mode, the operands need
149 to be converted (zero or sign extended) to that mode.
151 2005-01-28 Ian Lance Taylor <ian@airs.com>
155 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
156 through if both operands fall through.
158 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
160 * cse.c (fold_rtx) <PC>: Don't optimize.
162 2005-01-28 Jeff Law <law@redhat.com>
164 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
165 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
167 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
169 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
170 cse_reg_info_used_list_end): Remove.
171 (cse_reg_info_list, cse_reg_info_list_free): New.
172 (get_cse_reg_info): When allocating an instance of
173 cse_reg_info, add it to the beginning of the cse_reg_info_list
174 list. Remove code to maintain cse_reg_info_used_list.
175 (new_basic_block): Reset the free list to the beginning of
178 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
180 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
181 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
182 (frv_expand_mdpackh_builtin): New function.
183 (frv_expand_builtin): Use it to expand __MDPACKH.
184 * doc/extend.texi (__MDPACKH): Update documentation.
186 2005-01-28 Uros Bizjak <uros@kss-loka.si>
188 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
189 SSE_FLOAT_MODE_P for use_sse computation.
191 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
194 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
196 2005-01-27 Richard Henderson <rth@redhat.com>
198 * builtins.c (expand_builtin_copysign): New.
199 (expand_builtin): Call it.
200 * genopinit.c (optabs): Add copysign_optab.
201 * optabs.c (init_optabs): Initialize it.
202 (expand_copysign): New.
203 * optabs.h (OTI_copysign, copysign_optab): New.
204 (expand_copysign): Declare.
206 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
207 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
209 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
210 (ix86_expand_fp_absneg_operator): ... here.
211 (ix86_split_copysign): New.
212 * config/i386/i386-protos.h: Update.
213 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
214 (copysignsf3, copysigndf3): New.
216 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
217 (copysignsf3, ncopysignsf3): New.
218 (copysigndf3, ncopysigndf3): New.
219 (copysignxf3, ncopysignxf3): New.
220 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
222 2005-01-27 Arend Bayer <arend.bayer@web.de>
223 Kazu Hirata <kazu@cs.umass.edu>
225 * cse.c: (find_best_addr): Don't call copy_rtx before calling
226 fold_rtx. Save cost recomputation if fold_rtx did nothing.
227 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
230 2005-01-27 Jeff Law <law@redhat.com>
232 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
233 definitions of SSA_NAMEs which are not being rewritten.
234 (rewrite_ssa_into_ssa): Only initialize the current definition
235 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
236 If checking is enabled, assert that SSA_NAME_AUX is clear for all
237 SSA_NAMEs before returning.
239 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
241 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
242 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
243 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
244 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
245 config/mips/iris6.h, config/sh/sh.c: Update copyright.
247 2005-01-27 Steven Bosscher <stevenb@suse.de>
250 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
251 higher to -O2 and higher. Likewise for tree PRE.
252 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
255 2005-01-27 Ian Lance Taylor <ian@airs.com>
258 * gimple-low.c (try_catch_may_fallthru): New static function.
259 (block_may_fallthru): Handle TRY_CATCH_EXPR.
260 * tree-inline.c (expand_call_inline): Don't warn about reaching
261 the end of a non-void function being inlined if the function uses
264 2005-01-27 Jakub Jelinek <jakub@redhat.com>
266 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
269 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
270 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
271 (implicitly_declare): Handle error_mark_node.
273 2005-01-27 Richard Henderson <rth@redhat.com>
276 * tree.h (struct tree_decl): Add debug_expr_is_from.
277 (DECL_DEBUG_EXPR_IS_FROM): New.
278 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
279 * dwarf2out.c (dwarf2out_var_location): Update to match.
280 * tree-outof-ssa.c (create_temp): Likewise.
281 * var-tracking.c (track_expr_p): Likewise.
282 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
283 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
284 * toplev.c (default_tree_printer): Likewise.
286 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
288 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
289 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
291 2005-01-27 Steven Bosscher <stevenb@suse.de>
293 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
294 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
295 ASM_CLOBBERS): Add tree checks.
297 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
298 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
299 * c-common.def (SWITCH_STMT): Update to match.
300 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
301 macros instead of SWITCH_EXPR ones.
302 * c-dump.c (c_dump_tree): Likewise.
303 * c-gimplify.c (gimplify_switch_stmt): Likewise.
304 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
306 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
308 2005-01-27 Alan Modra <amodra@bigpond.net.au>
310 * unwind-dw2.c (execute_stack_op): Add missing cases for
311 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
313 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
315 * config.gcc (Obsolete configurations): Remove 'dummy', add
316 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
319 2005-01-26 Diego Novillo <dnovillo@redhat.com>
321 PR tree-optimization/19633
322 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
324 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
325 are no call-clobbered variables.
326 * tree-outof-ssa.c (check_replaceable): Return false for calls
329 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
331 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
332 even for variables with NULL DECL_INITIAL.
334 2005-01-26 Stuart Hastings <stuart@apple.com>
336 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
338 2005-01-26 Richard Henderson <rth@redhat.com>
341 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
343 * expr.c (store_field): Strip conversions to odd-bit-sized types
344 if the destination field width matches.
346 2005-01-26 Richard Henderson <rth@redhat.com>
348 * c-decl.c, expmed.c, expr.c: Revert last change.
350 2005-01-26 Richard Henderson <rth@redhat.com>
353 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
355 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
356 if we don't need the bits above those present in the current mode.
357 * expr.c (store_field): Strip conversions to odd-bit-sized types
358 if the destination field width matches.
360 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
362 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
363 either -ffast-math or -funsafe-math-optimizations is in use.
365 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
369 * config/avr/avr.c (notice_update_cc): Only set condition code for
370 ashrqi3 if shift count > 0.
371 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
372 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
373 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
374 count <= 0 as a no-op, and shift count >= width by copying zero
375 or sign bit to all bits of the result.
376 * config/avr/avr.md (all shifts): Add alternatives for zero shift
377 count, with attribute "length" set to 0 and "cc" set to "none".
379 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
381 * doc/invoke.texi: Document -mTLS.
383 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
384 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
385 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
386 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
387 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
388 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
389 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
390 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
392 * configure.ac: Check for a TLS capable gas.
394 * configure: Regenerate.
396 2005-01-26 Richard Henderson <rth@redhat.com>
399 * combine.c (make_field_assignment): Simplify store to zero_extract
400 from a source with an overlapping mask.
402 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
404 2004-11-11 Eric Christopher <echristo@redhat.com>
406 * config/frv/frv.md: Add fr400_integer automaton. Don't
407 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
410 2005-01-26 Steven Bosscher <stevenb@suse.de>
413 * cfgbuild.c (make_edges): Do not clear or set
414 current_function_has_computed_jump.
415 * function.h (struct function): Remove the has_computed_jump field.
416 (current_function_has_computed_jump): Do not define.
417 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
418 in a computed jump. Ignore current_function_has_computed_jump.
420 2005-01-26 Richard Henderson <rth@redhat.com>
423 * expr.c (categorize_ctor_elements): New argument p_must_clear.
424 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
426 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
427 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
428 objects into static storage if they have more than one non-zero value.
429 * tree.h (categorize_ctor_elements): Update decl.
431 2005-01-26 Steven Bosscher <stevenb@suse.de>
434 * tree.h (CALL_EXPR_TAILCALL): Add comment.
435 * calls.c (check_sibcall_argument_overlap_1): Revert the change
436 to this function from 2004-07-10.
437 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
438 the current function for tail call optimizations if the address
439 of one of it its arguments is taken.
441 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
443 * cse.c (fold_rtx): Call equiv_constant only when necessary.
445 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
447 * function.c (expand_function_end): If current_function_calls_alloca,
448 emit stack restore in a place that is reached when the function falls
451 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
453 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
454 rule to avoid matching inappropriate suffix rule.
456 2005-01-26 Jan Hubicka <jh@suse.cz>
458 PR tree-optimization/19241
459 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
461 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
463 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
464 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
466 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
467 <sim*>: Always use crt1.o, regardless of N in simN.
468 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
469 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
470 (CRT_CALL_STATIC_FUNCTION): Remove.
471 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
472 use crt1.o, regardless of N in simN.
473 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
474 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
475 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
476 case isystem setting.
477 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
479 2005-01-25 Ian Lance Taylor <ian@airs.com>
481 * gimple-low.c (block_may_fallthru): Correct handling of
482 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
484 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
486 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
487 handlers to match indentation; nested under the mtune=* handler.
488 Similar for mcpu= and march=.
490 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
492 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
493 * config/mips/linux64.h (LIB_SPEC): Likewise.
494 * config/mn10300/linux.h (LIB_SPEC): Likewise.
495 * config/sh/linux.h (LIB_SPEC): Likewise.
497 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
499 * config/frv/frv.c (frv_legitimize_tls_address): New.
500 (TARGET_HAVE_TLS): Define.
501 (FRV_SYMBOL_REF_TLS_P): Define.
502 (frv_override_options): Handle new register classes.
503 (frv_legitimate_address_p): Reject tls addresses.
504 (frv_legitimize_address): Handle TLS addresses.
505 (gen_inlined_tls_plt): New.
507 (frv_legitimize_tls_address): New.
508 (unspec_got_name): Add TLS entries.
509 (got12_operand): Add R_FRV_TLSMOFF12 case.
510 (frv_emit_move): Fixup TLS addresses.
511 (frv_emit_movsi): Legitimize TLS addresses.
513 * config/frv/frv.h (MASK_BIG_TLS): New.
514 (TARGET_BIG_TLS): New.
515 (HAVE_AS_TLS): Define.
516 (TARGET_SWITCHES): Add -mTLS and -mtls options.
517 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
518 (REG_CLASS_NAMES): Same.
519 (REG_CLASS_CONTENTS): Same.
520 (CONSTRAINT_LEN): New.
521 (REG_CLASS_FROM_CONSTRAINT): New.
522 (PREDICATE_CODES): Add symbolic_operand.
524 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
525 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
526 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
527 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
528 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
529 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
530 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
531 GR9_REG, GR14_REG, LRREG.
532 (type): Add load_or_call attribute.
533 ("load_or_call"): New reservation.
534 ("call_gettlsoff"): New.
535 ("tls_indirect_call"): New.
536 ("tls_load_gottlsoff12"): New.
537 ("tlsoff_hilo"): New.
538 ("tls_tlsdesc_ldd"): New.
539 ("tls_tlsoff_ld"): New.
542 * config/frv/frv-protos.h (symbolic_operand): Protoize.
544 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
546 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
547 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
548 * config/frv/frv.c (TLS_BIAS): Define.
549 (frv_output_dwarf_dtprel): New.
551 2005-01-26 Jakub Jelinek <jakub@redhat.com>
553 PR rtl-optimization/19579
554 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
555 both A and B, see if they don't clobber registers the other expr uses.
557 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
559 * real.c (do_add): Initialize signalling and canonical members.
561 * real.c (real_from_integer): Zero out destination.
563 2005-01-18 Jan Hubicka <jh@suse.cz>
565 PR tree-optimize/19337
566 * tree-inline.c (initialize_inlined_parameters): Copy
567 saved_static_chain_decl only.
569 2005-01-25 Richard Henderson <rth@redhat.com>
573 * config/i386/i386.c (x86_inter_unit_moves): Zero.
574 (ix86_preferred_reload_class): Rewrite fp-constant section, with
575 80387 enabled, to return a proper subclass. Return the subset that
576 overlaps with GENERAL_REGS for PLUS.
577 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
579 2005-01-25 Richard Henderson <rth@redhat.com>
582 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
584 2005-01-25 Roger Sayle <roger@eyesopen.com>
586 * expmed.c (choose_multiplier): Change interface to return the
587 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
588 (expand_divmod): Update calls to choose_multiplier.
590 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
593 * expmed.c (extract_bit_field): Use adjust_address instead of
594 gen_lowpart when op0 is a MEM.
596 2005-01-24 Steven Bosscher <stevenb@suse.de>
598 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
600 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
602 * config/mips/irix-csr.c: New file.
603 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
604 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
605 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
608 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
611 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
612 sparc/elf.h, add sparc/sp-elf.h.
613 (sparc-*-rtems*): Likewise.
614 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
615 tm-dwarf2.h, add sparc/sp-elf.h.
616 (sparc86x-*-elf): Likewise.
617 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
618 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
619 TARGET_OS_CPP_BUILTINS.
620 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
621 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
623 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
624 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
625 (SWITCH_TAKES_ARG): Likewise.
626 (LOCAL_LABEL_PREFIX): Likewise.
627 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
628 (TARGET_N_FORMAT_TYPES): Delete.
629 (TARGET_FORMAT_TYPES): Likewise.
630 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
631 * config/sparc/elf.h: Delete.
632 * config/sparc/sp-elf.h: New file.
634 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
636 * tree-flow-inline.h (phi_arg_from_edge): Remove.
637 * tree-flow.h: Remove the corresponding prototype.
638 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
639 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
641 2005-01-24 Jakub Jelinek <jakub@redhat.com>
644 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
645 for AIX ABI or ELF -fPIC.
646 (rs6000_emit_load_toc_table): Don't create toc_section here.
647 (rs6000_xcoff_file_start): Nor here.
649 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
651 * sh.c (ra.h): Don't #include.
652 (hard_regs_intersect_p): New function, resurrected from ra.c.
654 * sh.c: Fix 1996 Copyright.
656 2005-01-24 Richard Henderson <rth@redhat.com>
657 Aldy Hernandez <aldyh@redhat.com>
659 * regrename.c (note_sets): Handle subregs.
661 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
664 * genconditions.c (write_header, write_conditions): Elide file if
667 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
669 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
670 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
673 2005-01-24 Jakub Jelinek <jakub@redhat.com>
675 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
676 expand_builtin_printf, expand_builtin_fprintf,
677 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
678 checking against POINTER_TYPE.
679 (validate_arglist): Handle POINTER_TYPE code by checking
682 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
684 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
686 (for_each_rtx): Call for_each_rtx_1.
687 * rtl.h (init_rtlanal): Declare.
688 * toplev.c (backend_init): Call init_rtlanal.
690 2005-01-24 Jakub Jelinek <jakub@redhat.com>
692 * flow.c (propagate_one_insn): Formatting.
695 * flow.c (libcall_dead_p): Be more conservative if unsure.
696 If there are any instructions between insn and call, see if they are
697 all dead before saying the libcall is dead.
699 2005-01-24 Uros Bizjak <uros@kss-loka.si>
701 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
702 operand constraint for operand 0.
704 2005-01-23 Richard Henderson <rth@redhat.com>
707 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
708 edges leading to join block.
710 2005-01-23 Roger Sayle <roger@eyesopen.com>
712 * expmed.c (expand_mult_highpart): Make static. Change type of
713 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
714 (expand_divmod): Updates calls to expand_mult_highpart by using
715 gen_int_mode to pass a CONST_INT rtx.
716 * rtl.h (expand_mult_highpart): Remove prototype.
718 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
720 * flow.c (regset_bytes, regset_size): Remove.
722 * cfganal.c: Fix a reference to Harvey's paper.
724 2005-01-23 Steven Bosscher <stevenb@suse.de>
726 PR rtl-optimization/19464
727 * tree-optimize.c (init_tree_optimization_passes): Add one more
728 copyrename pass just before out-of-ssa.
730 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
733 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
734 * ggc-none.c (ggc_free): Define.
736 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
738 * cse.c (max_reg, max_insn_uid): Remove.
739 (cse_main): Don't access max_reg or max_insn_uid.
741 * c-common.c (explicit_flag_signed_bitfields,
742 lang_statement_code_p, lang_expand_function_end): Remove.
743 * c-common.h: Remove the corresponding declarations.
744 * c-opts.c (c_common_handle_option): Remove all write access
745 to explicit_flag_signed_bitfields.
747 * cgraph.c (cgraph_varpool_n_nodes): Remove.
748 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
749 * cgraph.h: Remove the corresponding declaration.
751 * gcse.c (null_pointer_info): Remove.
753 2005-01-23 Roger Sayle <roger@eyesopen.com>
754 Eric Botcazou <ebotcazou@libertysurf.fr>
756 * combine.c (simplify_logical): Only simplify logical expressions
757 of the form ior(and(x,y),z) by the inverse distributive law if the
758 result is cheaper than the original.
760 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
762 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
763 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
764 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
765 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
766 config/freebsd-spec.h, config/arm/arm.h,
767 config/h8300/h8300.md, config/i386/i386.md,
768 config/i386/predicates.md, config/i386/sse.md,
769 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
770 config/vax/vax.md: Fix comment typos. Follow spelling
773 2005-01-23 Steven Bosscher <stevenb@suse.de>
775 * gengtype.c (walk_type): Produce `not equal to' compares for loop
776 tests, instead of `less than'.
778 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
780 * function.c (assign_parm_setup_block): When creating a new stack slot
781 for a parameter, get its alignment from the parameter's DECL_ALIGN
782 rather than the type's TYPE_ALIGN. Make sure that the parameter
783 is at least word aligned.
785 2005-01-22 Roger Sayle <roger@eyesopen.com>
788 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
790 2005-01-22 Richard Henderson <rth@redhat.com>
793 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
794 in both compare operands.
795 (movdfcc_1_sse_max): Likewise.
796 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
797 (movdfcc_1_sse): Likewise.
798 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
799 scratch register as needed.
801 2005-01-22 Richard Henderson <rth@redhat.com>
803 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
805 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
807 2005-01-22 Richard Henderson <rth@redhat.com>
809 * genopinit.c (optabs): Use smin/smax for floating point too.
810 * doc/md.texi: Update to match. Clarify that floating point
811 results are undefined for +0/-0 and NaN.
812 * doc/rtl.texi: Likewise.
813 * rtl.def (SMIN, SMAX): Likewise
814 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
816 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
817 leading 's' to the name.
818 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
819 smaxxf3, sminxf3): Likewise.
820 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
823 2005-01-22 Paul Brook <paul@codesourcery.com>
825 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
827 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
829 * config/s390/s390.c (struct processor_costs): New fields
830 dlgr, dlr, dr, dsgfr, dsgr.
831 (z900_cost, z990_cost): Values for new fields.
832 (s390_rtx_costs): New cases MEM und COMPARE in switch
833 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
834 DIV, MOD, UDIV, UMOD.
836 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
838 * config/s390/s390.md ("doloop_si64"): Reload input value directly
839 into the register being decremented.
840 ("doloop_si31", "doloop_di"): Likewise.
841 ("*doloop_si_long"): Adapt pattern.
843 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
845 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
847 (CLASS_MAX_NREGS): Likewise.
849 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
851 * doc/tree-ssa.texi (Statement Operands): Add example for new
852 must-def macro. Note deprecation of old operands interface.
854 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
856 PR tree-optimization/19484
857 * tree-cfg.c (remove_fallthru_edge): New function.
858 (cleanup_control_flow): Remove fallthru edges from calls that are
859 now known not to return.
861 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
863 Fix PR tree-optimization/19038
864 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
865 copies with loop variant ones.
867 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
869 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
870 config/alpha/alpha-protos.h, config/alpha/alpha.h,
871 config/alpha/alpha.md, config/alpha/predicates.md,
872 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
873 config/sparc/sol2.h: Update copyright.
875 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
876 first label to see if it is a nonlocal label.
878 2005-01-22 David Edelsohn <edelsohn@gnu.org>
879 Andrew Pinski <pinskia@physics.uc.edu>
882 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
883 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
885 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
887 * config/rs6000/rtems.h: Update copyright.
889 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
892 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
893 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
894 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
896 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
899 * c-typeck.c (convert_arguments): Check for error_mark_node.
901 2005-01-21 Ian Lance Taylor <ian@airs.com>
903 PR tree-optimization/13000
904 * tree-inline.c: Include "tree-flow.h".
905 (expand_call_inline): If warn_return_type, warn if non-void inline
906 function falls through.
907 * tree-cfg.c (execute_warn_function_return): Don't warn about
908 control reaching end if TREE_NO_WARNING is set. Set
910 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
912 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
913 branch if we don't need one.
914 * c-typeck.c: Include "tree-flow.h"
915 (c_finish_bc_stmt): Don't add a goto if the current statement
916 list doesn't fall through to the current point.
918 2005-01-21 Roger Sayle <roger@eyesopen.com>
920 PR rtl-optimization/576
921 * real.c (real_arithmetic): Change return type from void to bool
922 to return an indication that the result may be inexact.
923 * real.h (real_arithmeric): Update prototype.
924 * fold-const.c (const_binop): Don't constant fold floating
925 point expressions when the user specifies -frounding-math and
926 the result may depend upon the run-time rounding mode.
927 (fold_convert_const_real_from_real): Clean-up.
928 (fold_initializer): Ignore flag_rounding_math for initializers.
929 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
930 constant fold FP operations with flag_rounding_math if the
931 result may depend upon the run-time rounding mode.
933 2005-01-21 Tom Tromey <tromey@redhat.com>
935 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
937 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
939 * tree-cfg.c: Fix comment typos.
941 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
943 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
944 around the call to rest_of_handle_branch_target_load_optimize.
946 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
948 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
949 (sparc64-*-openbsd*): Likewise.
950 (sparclite-*-elf*): Include tm-dwarf2.h.
951 (sparc86x-*-elf*): Likewise.
952 (sparc64-*-elf*): Likewise.
953 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
954 (DBX_DEBUGGING_INFO): Likewise.
955 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
956 (PREFERRED_DEBUGGING_TYPE): Likewise.
957 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
958 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
959 (PREFERRED_DEBUGGING_TYPE): Likewise.
960 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
961 (PREFERRED_DEBUGGING_TYPE): Likewise.
962 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
964 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
967 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
969 2005-01-20 Paul Brook <paul@codesourcery.com>
971 * doc/rtl.texi: Document value extension requirements for CONST_INT.
973 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
975 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
976 label is first in a sequence of labels.
978 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
980 2005-01-20 Janis Johnson <janis187@us.ibm.com>
981 Giovanni Bajo <giovannibajo@gcc.gnu.org>
983 * doc/sourcebuild.texi (Test Directives): New.
985 2005-01-20 Roger Sayle <roger@eyesopen.com>
987 * real.c (real_floor): Don't leave the result uninitialized when
988 mode is VOIDMode, but return the unrounded intermediate value.
989 (real_ceil): Likewise.
991 2005-01-20 Paul Brook <paul@codesourcery.com>
993 * config/arm/arm.md (insv): Use gen_int_mode.
995 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
997 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
998 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
999 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1000 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1001 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1003 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1006 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1007 fbreg, so we have to assume we can't.
1008 (loc_descriptor_from_tree_1): Ditto.
1009 (containing_function_has_frame_base): New function.
1010 (add_location_or_const_value_attribute): Use it.
1011 Also try to generate a frame_base from a single element location
1014 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1016 PR tree-optimization/15349
1017 * timevar.def (TV_TREE_MERGE_PHI): New.
1018 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1020 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1021 calls to tree_forwarder_block_p.
1022 (remove_forwarder_block_with_phi, merge_phi_nodes,
1023 gate_merge_phi, pass_merge_phi): New.
1024 * tree-optimize.c (init_tree_optimization_passes): Add
1026 * tree-pass.h: Add an extern for pass_merge_phi;
1028 2005-01-20 Richard Henderson <rth@redhat.com>
1031 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1032 (_mm_castps_pd, _mm_castps_si128): New.
1033 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1035 2005-01-20 Richard Henderson <rth@redhat.com>
1038 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1039 __builtin_ia32_vec_init_v2si.
1040 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1041 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1042 (ix86_init_mmx_sse_builtins): Create it.
1043 (ix86_expand_builtin): Expand it.
1044 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1045 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1046 (vec_extractv2si_0, vec_extractv2si_1): New.
1048 2005-01-20 Richard Henderson <rth@redhat.com>
1051 * config/i386/i386.c (ix86_expand_push): New.
1052 * config/i386/mmx.md (push<MMXMODE>1): New.
1053 * config/i386/sse.md (push<SSEMODE>1): New.
1054 * config/i386/i386-protos.h: Update.
1056 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1058 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1061 2005-01-20 Richard Henderson <rth@redhat.com>
1063 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1064 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1066 2005-01-19 Richard Henderson <rth@redhat.com>
1069 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1070 to V4SFmode in SSE1 fallback load path.
1072 2005-01-19 Richard Henderson <rth@redhat.com>
1074 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1075 in QImode expansion to ix86_expand_vector_set.
1076 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1078 2005-01-19 Richard Henderson <rth@redhat.com>
1081 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1082 subclass of the input class.
1083 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1084 Always true for cross-SSE1 classes. Rationalize conditionals.
1085 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1086 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1087 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1088 (movdi_2): Add MMX/SSE zeros.
1089 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1090 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1091 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1092 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1093 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1094 (zero_extendsidi2_rex64_1): Remove.
1095 (MOV0 peephole): Check GENERAL_REG_P.
1097 2005-01-19 Richard Henderson <rth@redhat.com>
1100 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1102 (ix86_expand_vector_extract): Likewise.
1104 2005-01-19 Richard Henderson <rth@redhat.com>
1107 * expr.c (emit_move_change_mode): New argument force; use
1108 simplify_gen_subreg if true.
1109 (emit_move_via_alt_mode): Merge into ...
1110 (emit_move_via_integer): ... here.
1111 (emit_move_ccmode): Use emit_move_change_mode directly.
1113 2005-01-19 Richard Henderson <rth@redhat.com>
1116 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1117 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1118 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1120 (alpha_emit_set_const): Likewise. Make static.
1121 (alpha_emit_set_long_const): Make static.
1122 (alpha_extract_integer): Split out from alpha_expand_mov.
1123 (alpha_split_const_mov): Likewise.
1124 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1125 (alpha_legitimate_constant_p): New.
1126 * config/alpha/alpha-protos.h: Update.
1127 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1128 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1129 * config/alpha/alpha.md (movsi): Add n alternative.
1130 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1131 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1132 (splitters for all of the above): Use alpha_split_const_mov.
1133 * config/alpha/predicates.md (non_add_const_operand): New.
1134 (non_zero_const_operand): New.
1135 (input_operand): Use alpha_legitimate_constant_p after reload.
1137 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1139 PR tree-optimization/19038
1140 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1141 (add_candidate): Add ivs with increment in latch only if
1142 allow_ip_end_pos_p is true.
1143 (determine_iv_cost): Use empty_block_p.
1145 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1147 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1148 (compute_dominance_frontiers): Ditto.
1150 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1153 * config/sh/t-rtems: New.
1154 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1156 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1158 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1159 the offset of the selected field.
1161 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1163 * tree-cfg.c (remove_forwarder_block): Fix the check to
1164 prevent a nonlocal label from appearing in the middle of a
1167 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1169 PR rtl-optimization/19462
1170 * reorg.c (find_end_label): Create return insn only if
1171 current_function_epilogue_delay_list is empty.
1173 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1175 * doc/passes.texi: Remove paragraph mentioning new-ra.
1177 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1179 PR rtl-optimization/15139
1180 * combine.c: Include params.h.
1181 (count_rtxs): New function.
1182 (record_value_for_reg): If replace_rtx would replace at least
1183 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1184 (clobber (const_int 0)) instead of TEM.
1185 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1186 * params.h (MAX_LAST_VALUE_RTL): New.
1187 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1188 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1191 * c-typeck.c (digest_init): Only call build_vector if all constructor
1192 elements are *_CST nodes.
1193 * gimplify.c (gimplify_init_constructor): Likewise.
1196 * c-typeck.c (digest_init): Only call build_vector if inside_init
1199 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1201 * toplev.c (init_asm_output): Remove dead #ifdef.
1203 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1205 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1207 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1209 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1210 accessing DECL_FUNCTION_CODE.
1211 * dojump.c (do_jump): Likewise.
1212 * gimplify.c (gimplify_call_expr): Likewise.
1213 * predict.c (expr_expected_value): Likewise.
1214 (strip_builtin_expect): Likewise.
1215 * tree-inline.c (estimate_num_insns_1): Likewise.
1216 * tree-ssa-loop-im.c (stmt_cost): Likewise
1217 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1218 (tree_expr_nonnegative_p): Likewise.
1220 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1222 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1223 variant of the load_pcrel_sym pattern.
1224 * config/sparc/sparc.md (P macro): Move to the top.
1225 (load_pcrel_sym): Macroize using P.
1226 (save_register_window): Likewise.
1228 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1230 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1233 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1236 * c-typeck.c (build_asm_expr): Strip nops off
1237 input memory operands.
1239 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1241 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1242 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1243 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1244 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1246 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1249 * config/i386/i386.c (override_options): If the 80387 is disabled,
1250 then do not return FP values using FP registers.
1252 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1254 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1255 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1256 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1257 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1258 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1259 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1260 output.h, postreload-gcse.c, postreload.c, recog.c,
1261 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1262 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1263 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1264 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1265 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1266 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1267 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1268 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1270 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1271 config/alpha/alpha.c, config/arm/vfp.md,
1272 config/i386/emmintrin.h, config/i386/i386-modes.def,
1273 config/i386/i386-protos.h, config/i386/i386.h,
1274 config/i386/pmmintrin.h, config/i386/ppro.md,
1275 config/i386/predicates.md, config/i386/xmmintrin.h,
1276 config/i860/i860.c, config/ia64/ia64-modes.def,
1277 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1278 config/ia64/ia64.md, config/ia64/itanium1.md,
1279 config/ia64/itanium2.md, config/ia64/predicates.md,
1280 config/iq2000/iq2000.h, config/mips/linux64.h,
1281 config/rs6000/aix41.h, config/rs6000/aix43.h,
1282 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1283 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1284 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1285 config/sparc/linux64.h, config/sparc/litecoff.h,
1286 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1287 config/sparc/sparc.h, config/sparc/sparc.md,
1288 config/sparc/sysv4-only.h: Update copyright.
1290 2005-01-18 Richard Henderson <rth@redhat.com>
1293 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1295 2005-01-18 Marc Espie <espie@openbsd.org>
1296 * config/i386/openbsdelf.h: Typo.
1298 2005-01-18 Richard Henderson <rth@redhat.com>
1300 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1301 special case for sse.
1302 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1304 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1306 * tree-inline.c (estimate_num_insns_1): Added cases for
1307 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1309 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1311 PR rtl-optimization/19296
1312 * combine.c (simplify_comparison): Rewrite the condition under
1313 which a non-paradoxical SUBREG of a PLUS can be lifted when
1314 compared against a constant.
1316 2005-01-18 Andi Kleen <ak@muc.de>
1318 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1319 * c.opt (-Wpointer-sign): Add.
1320 * doc/invoke.texi: (-Wpointer-sign): Add.
1322 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1324 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1325 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1326 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1327 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1328 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1329 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1330 for TARGET_MIX_SSE_I387.
1331 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1332 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1333 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1334 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1335 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1336 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1337 TARGET_MIX_SSE_I387.
1338 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1341 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1344 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1345 Add movaps alternative for xmm reg->reg move.
1347 2005-01-17 Jeff Law <law@redhat.com>
1349 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1350 at the end of the main DOM loop rather than just before DOM exits.
1352 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1354 PR tree-optimization/19121
1355 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1356 adding aliases to a name tag, also add them to the pointer's
1358 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1359 sensitive alias info at all. Only check that the two pointers
1360 have compatible pointed-to sets.
1361 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1362 a pointer's type tag is a superset of the alias set of the
1365 2005-01-17 James E Wilson <wilson@specifixinc.com>
1368 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1369 comment to document why.
1371 2005-01-17 Richard Henderson <rth@redhat.com>
1373 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1374 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1375 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1376 sse2_vmsminv2df3_finite): New.
1377 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1378 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1379 Force op1 into register.
1381 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1383 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1384 bubblestrap from always rebuilding build directory.
1386 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1388 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1389 ("*cmpmem_short"): Likewise.
1391 2005-01-17 Steven Bosscher <stevenb@suse.de>
1393 * basic-block.h: Document BB_* flags.
1394 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1395 use an sbitmap instead.
1396 * sched-rgn.c (compute_trg_info): Likewise.
1398 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1400 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1401 redundant target_cpu_default and extra_parts lines. Use the default
1403 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1404 (SUBTARGET_EXTRA_SPECS): Delete.
1405 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1406 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1407 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1408 and "n32" for -mabi=n32.
1410 2005-01-17 Ian Lance Taylor <ian@airs.com>
1413 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1414 fold constant variables into initial values.
1416 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1418 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1420 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1421 through the statements backward.
1423 2005-01-17 Ian Lance Taylor <ian@airs.com>
1425 PR middle-end/13127:
1426 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1427 a variable set to the return value of the inlined function.
1429 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1431 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1432 when modes are tieable.
1434 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1436 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1437 of pthread_create to find out if threads are enabled.
1438 * gthr-posix95.h (__gthread_active_p): Likewise.
1440 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1442 * common.opt (-fnew-ra): Remove.
1444 * toplev.h (flag_new_regalloc): Remove.
1445 * Makefile.in (ra*.*): Don't mention.
1446 * passes.c (rest_of_handle_new_regalloc): Remove.
1447 (rest_of_handle_combine, rest_of_compilation): Always consider
1448 flag_new_regalloc as false.
1449 * doc/invoke.texi: Don't document -fnew-ra.
1451 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1453 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1454 last parameter to reg_scan.
1455 * loop.c (loop_optimize): Likewise.
1456 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1457 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1458 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1459 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1460 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1461 * regclass.c (reg_scan): Likewise, for the declaration.
1462 * rtl.h (reg_scan): Likewise, for the prototype.
1464 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1466 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1467 mark_dfs_back_edges.
1469 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1471 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1472 (compute_avail): Uses don't go in tmp_gen.
1474 2005-01-16 Steven Bosscher <stevenb@suse.de>
1476 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1477 loop to look for a free slot in a page entry.
1479 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1482 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1483 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1484 just before targetm.asm_out.file_end.
1485 * tree.h (process_pending_assemble_output_defs): Declare.
1486 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1488 (assemble_alias): Defer generation of assembly code for defines when
1489 TARGET_DEFERRED_OUTPUT_DEFS is true.
1490 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1491 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1492 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1494 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1497 * pa.c (pa_scalar_mode_supported_p): New function.
1498 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1499 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1501 * pa-protos.h (prefetch_operand): Delete.
1502 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1503 * pa.c (prefetch_operand): Delete.
1504 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1505 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1506 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1507 and prefetch_nocc_operand.
1508 * pa.md (prefetch): Rework to avoid reload problems handling short
1509 displacements when a cache control completer needs to be provided.
1510 (prefetch_32, prefetch_64): Delete.
1511 (prefetch_cc, prefetch_nocc): New patterns.
1513 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1515 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1517 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1520 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1521 exceeds maximum alignment for global common data.
1522 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1523 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1525 2004-01-15 Roger Sayle <roger@eyesopen.com>
1527 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1529 2004-01-15 Roger Sayle <roger@eyesopen.com>
1531 * harg-reg-set.h (reg_class_names): Prototype global array.
1532 * regclass.c (reg_class_names): Declare here and initialize to
1534 (dump_regclass): Remove local declaration of reg_class_names.
1535 (regclass): Likewise.
1536 * cfg.c (dump_flow_info): Likewise.
1537 * ra-debug.c (reg_class_names): Likewise.
1538 * regrename.c (reg_class_names): Likewise.
1539 * reload.c (reg_class_names): Likewise.
1540 * reload1.c (spill_failure): Likewise.
1541 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1543 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1545 * config/s390/s390.md ("reload_outti"): Remove predicate for
1546 output operand. Abort if operand is not a MEM.
1547 ("reload_outdi", "reload_outdf"): Likewise.
1549 2005-01-15 Marc Espie <espie@openbsd.org>
1551 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1552 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1553 * config/openbsd.h: Fix C++ includes for native configurations.
1554 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1555 Add trampoline support.
1556 * config/i386/openbsdelf.h: New.
1558 2005-01-15 Marc Espie <espie@openbsd.org>
1560 * collect2.c (main): Explicitly parse -dynamic-linker option.
1562 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1564 PR tree-optimization/19060
1565 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1566 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1567 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1568 and handle extract_range_from_cond returning false.
1569 * fold-const.c (fold): Optimize comparisons with min/max even for
1570 width > HOST_BITS_PER_WIDE_INT.
1572 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1574 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1575 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1576 Remove little endian multilib variants.
1577 Add mips32 multilib variant.
1579 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1581 * explow.c (copy_all_reg, stabilize): Remove.
1582 * expr.h: Remove the corresponding prototypes.
1584 * rtlanal.c (regs_set_between_p): Remove.
1585 * rtl.h: Remove the corresponding prototype.
1587 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1589 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1590 to rs6000_nonimmediate_operand.
1591 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1592 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1593 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1594 rs6000_nonimmediate_operand.
1595 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1596 rs6000_nonimmediate_operand.
1598 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1600 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1602 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1604 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1606 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1607 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1609 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1610 (rs6k_nonimmediate_operand): New.
1611 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1613 (legitimate_lo_sum_address_p): Same.
1614 (rs6000_legitimize_address): Same.
1615 (rs6000_legitimize_reload_address): Same.
1616 (rs6000_legitimate_address): Same.
1617 (spe_build_register_parallel): Pass DF and DC modes in a DI
1620 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1621 to rs6k_nonimmediate_operand.
1623 * config/rs6000/spe.md ("*frob_df_di"): New.
1624 ("*frob_di_df"): New.
1625 ("*frob_di_df_2"): New.
1626 ("*mov_sidf_e500_subreg0"): New.
1627 ("*mov_sidf_e500_subreg4"): New.
1628 ("*movdf_e500_double"): Change predicate to
1629 rs6k_nonimmediate_operand.
1631 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1633 * postreload.c (move2add_note_store): Only call
1634 trunc_int_for_mode on scalar integers.
1636 2005-01-14 Steven Bosscher <stevenb@suse.de>
1638 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1639 replace BB_VISITED uses.
1640 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1641 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1642 (tree_dce_done): Free visited_control_parents.
1643 (perform_tree_ssa_dce): Allocate and clear it.
1644 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1645 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1646 instead of BB_VISITED.
1648 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1650 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1651 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1652 Remove unused prototypes.
1654 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1656 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1657 64-bit register usage.
1658 (spe_func_has_64bit_regs_p): Add FIXME note.
1660 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1662 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1663 flag_finite_math_only with flag_unsafe_math_optimizations.
1665 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1667 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1669 (__tpf_eh_return): Copy TPF private stack area from the module
1670 boundary stack frame. Add check for when module addresses are
1671 equal, but no stub address is found.
1673 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1676 * arm.h (struct machine_function): Add call_via field.
1677 (thumb_call_via_label): Declare.
1678 * arm.c (thumb_call_via_label): New variable.
1679 (thumb_call_reg_needed): New variable.
1680 (arm_output_function_epilogue): For Thumb code, output any per-function
1681 call-indirect trampolines.
1682 (thumb_call_via_reg): New function.
1683 (arm_file_end): New function.
1684 (TARGET_ASM_FILE_END): Call arm_file_end.
1685 (aof_file_end): Likewise.
1686 * arm-protos.h (thumb_call_via_reg): Declare.
1687 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1688 thumb_call_via_reg in normal case.
1690 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1693 PR rtl-optimization/19348
1694 * recog.c (peephole2_optimize): Do global life update if some peephole
1695 decides it doesn't need at least one of its inputs and that change
1696 influences liveness at the start of the basic block.
1698 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1699 arguments instead of 1.
1701 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1704 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1705 zero for nested functions needing a static chain or functions
1706 with a non-constant address.
1708 2005-01-13 Roger Sayle <roger@eyesopen.com>
1710 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1711 (and (sign_extend X) C) into (zero_extend (and X C)).
1713 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1715 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1717 2005-01-13 Richard Henderson <rth@redhat.com>
1722 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1723 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1724 not just TARGET_SSE.
1725 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1726 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1727 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1728 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1729 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1730 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1731 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1732 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1733 (movdicc_c_rex64): Rename with '*'.
1734 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1735 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1736 (movsfcc_1_387): Rename from movsfcc_1.
1737 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1738 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1739 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1740 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1741 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1742 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1743 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1744 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1745 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1746 sse_movdfcc_const0_4): Remove.
1747 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1748 recognize min/max early. Update for changed sse cmove patterns.
1749 (ix86_split_sse_movcc): New.
1750 * config/i386/i386-protos.h: Update.
1752 2005-01-13 Steven Bosscher <stevenb@suse.de>
1754 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1755 (fix_stmt_v_may_defs): Likewise.
1757 2005-01-13 Richard Henderson <rth@redhat.com>
1759 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1760 for converting the mask.
1762 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1764 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1767 2005-01-13 Richard Henderson <rth@redhat.com>
1769 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1770 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1771 IX86_BUILTIN_MOVDQ2Q): Remove.
1772 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1773 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1774 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1776 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1777 (sse2_pextrw): Fix immediate constraint.
1778 (sse2_loadq, sse2_loadq_rex64): Remove.
1779 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1780 Use __builtin_ia32_vec_ext_<size>.
1781 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1783 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1785 * function.c (assign_parm_setup_block): Look inside original
1786 entry_parm when inspecting PARALLEL.
1788 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1789 Joel Sherrill <joel@oarcorp.com>
1792 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1793 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1794 rtems_gxx_recursive_mutex_init.
1795 (__gthread_recursive_mutex_lock): New function.
1796 (__gthread_recursive_mutex_trylock): Likewise.
1797 (__gthread_recursive_mutex_unlock): Likewise.
1799 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1801 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1803 2005-01-13 Jan Beulich <jbeulich@novell.com>
1805 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1806 (ashrti3_internal): Indicate output is early clobber. Generate result
1807 into output rather than first input. Use move for low word of output
1808 if shift count is exactly 64.
1809 (lshrti3_internal): Likewise.
1811 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1815 * reload1.c (delete_output_reload): Don't delete an output reload
1816 if the pseudo lives longer than a single basic block. Adjust and
1817 improve wording of comment.
1819 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1822 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1823 of TYPE_SIZE where we mean the number of bytes.
1825 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1827 * function.c (assign_parm_setup_block): Relax condition on
1828 multi-register optimization.
1830 2005-01-12 Nick Clifton <nickc@redhat.com>
1832 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1833 an "in_delay_slot" attribute of "no" to prevent them being used in
1834 delay slots. This is forbidden because they might generate
1837 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1840 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1843 2005-01-12 Nick Clifton <nickc@redhat.com>
1845 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1846 passed on to GAS) but do not define, as GAS no longer supports or
1847 needs the -m2000 option.
1849 2005-01-11 Roger Sayle <roger@eyesopen.com>
1851 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1852 type as args of unprototyped builtins aren't automatically promoted.
1853 (fold_builtin_abs): Likewise.
1855 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1857 * Makefile.in: Set a `build-warn' variable.
1859 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1861 PR tree-optimization/17949
1862 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1863 (find_interesting_uses_address): Use it.
1865 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1867 * regrename.c (kill_value): Handle subreg's that won't simplify.
1869 2005-01-11 Richard Henderson <rth@redhat.com>
1872 * config/i386/i386.h (enum ix86_builtins): Move ...
1873 * config/i386/i386.c: ... here.
1874 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1875 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1876 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1877 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1878 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1879 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1880 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1881 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1882 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1883 IX86_BUILTIN_LOADDDUP): Remove.
1884 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1885 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1886 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1887 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1888 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1889 (ix86_init_builtins): Make static.
1890 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1891 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1892 if all the modes match. Otherwise, fake it.
1893 (get_element_number, ix86_expand_vec_init_builtin,
1894 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1895 (ix86_expand_builtin): Make static. Update for changed builtins.
1896 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1897 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1898 (ix86_expand_vector_init_duplicate): New.
1899 (ix86_expand_vector_init_low_nonzero): New.
1900 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1901 Split out from ix86_expand_vector_init; handle integer modes.
1902 (ix86_expand_vector_init): Use them.
1903 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1904 * config/i386/i386-protos.h: Update.
1905 * config/i386/predicates.md (reg_or_0_operand): New.
1906 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1907 (movv2sf_internal): Likewise. And a splitter to match them all.
1908 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1909 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1910 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1911 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1912 (mmx_pinsrw): Fix operand ordering.
1913 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1914 rather than sse_loadss expander.
1915 (movv2df splitter): Similarly.
1916 (sse_loadss, sse_loadlss): Remove.
1917 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1918 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1919 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1920 (sse3_movddup): Rename with '*'.
1921 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1922 (sse2_loadsd): Remove.
1923 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1924 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1925 (sse2_pinsrw): Fix argument ordering.
1926 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1927 (sse2_stored): Remove 'r' destination.
1928 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1929 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1930 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1931 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1932 vec_extractv16qi, vec_initv16qi): New.
1934 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1935 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1936 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1938 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1939 (_mm_load_si128, _mm_store_si128): Likewise.
1940 (_mm_load1_pd): Use _mm_set1_pd.
1941 (_mm_load_sd): Use _mm_set_sd.
1942 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1943 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1944 (_mm_set_epi64): Use _mm_set_epi64x.
1945 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1946 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1947 _mm_setr_epi8): Use _mm_set_foo form.
1948 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1949 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1950 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1951 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1952 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1953 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1954 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1955 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1956 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1957 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1958 (_mm_movedup_pd): Use _mm_shuffle_pd.
1959 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1960 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1961 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1962 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1964 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1965 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1966 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1967 (_mm_store_ps): Use raw dereference.
1968 (_mm_store1_ps): Use _mm_storeu_ps.
1969 (_mm_storer_ps): Use _mm_store_ps.
1970 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1971 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1973 2005-01-11 Stan Shebs <shebs@apple.com>
1975 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1976 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1978 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1981 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1982 Skip all DECLs except for FIELD_DECLs.
1984 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1986 * config/s390/s390.c (override_options): Return error if
1987 -mbackchain, -mpacked-stack and -mhard-float are used together.
1988 (s390_va_start): Remove the backchain && packed-stack special case.
1989 (s390_gimplify_va_arg): Likewise.
1990 * doc/invoke.texi: Remove the ABI incompatibility note.
1992 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1994 * config/s390/s390.c (struct s390_frame_layout): Remove
1996 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1997 save_backchain_p with TARGET_BACKCHAIN.
1999 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2002 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2003 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2004 * function.c (locate_and_pad_parm): Set new field.
2005 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2006 Tweak where_pad test to include "none". Always set mem align for
2008 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2009 not sufficient for type.
2010 (assign_parm_setup_block): If stack_parm is zero on entry, always
2011 make a new stack local. Block move old stack parm if necessary
2012 to new aligned stack local.
2013 (assign_parm_setup_stack): Use a block move to handle
2014 potentially misaligned entry_parm.
2015 (assign_parms_unsplit_complex): Specify required alignment when
2016 creating stack local.
2017 * calls.c (compute_argument_addresses): Override alignment of stack
2018 arg calculated from its type with the alignment given by
2019 FUNCTION_ARG_BOUNDARY.
2020 (store_one_arg): Likewise.
2022 2005-01-11 Jan Beulich <jbeulich@novell.com>
2024 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2025 Change respective itanium_class attribute to ialu.
2026 (shladdp4_internal): New.
2027 * config/ia64/predicates.md (shladd_log2_operand): New.
2029 2005-01-11 Richard Henderson <rth@redhat.com>
2031 * expr.c (store_constructor): Use rtvec_alloc instead of
2032 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2034 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2036 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2038 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2040 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2041 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2042 (TARGET_RWRELOC): Define.
2043 (ia64_rwreloc_section_type_flags): Delete.
2044 (ia64_section_type_flags): New function.
2045 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2046 (TARGET_RWRELOC): Define.
2048 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2051 * config/ia64/ia64.c (process_set): For alloc insn, only call
2052 process_epilogue is !frame_pointer_needed.
2054 2005-01-10 Roger Sayle <roger@eyesopen.com>
2057 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2058 unary operator and can't be treated as a binary/comparison operator.
2060 2005-01-10 Richard Henderson <rth@redhat.com>
2062 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2063 (ix86_return_in_memory): Likewise.
2064 (function_arg_advance): Likewise. Mirror structure in function_arg
2065 for choosing register to advance.
2067 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2069 * tree-vectorizer.c, tree.def: Fix comment typos.
2071 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2073 * config/s390/s390.c (struct processor_costs): 4 new fields:
2074 ddbr, ddr, debr, der.
2075 (s390_rtx_costs): More precise handling of divide instructions.
2077 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2079 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2081 2005-01-10 Jan Beulich <jbeulich@novell.com>
2083 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2084 names resulting from -ffunction-sections/-fdata-sections and linkonce
2086 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2087 based on the section name. Rearrange the section name comparison logic
2088 slightly so that each section name is compared against at most once.
2090 2005-01-10 Ben Elliston <bje@au.ibm.com>
2092 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2093 targets for which -fPIC reduces limitations on the GOT size.
2095 2005-01-09 Falk Hueffner <falk@debian.org>
2097 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2100 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2103 * collect2.c (main): Set aixrtl_flag for -brtl option.
2104 (resolve_lib_name): Search for .so file extension before .a
2107 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2109 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2110 (vect_analyze_data_refs_alignment): Add dump prints.
2112 2005-01-09 Ira Rosen <irar@il.ibm.com>
2114 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2115 expr_invariant_in_loop_p.
2116 Initialize outputs first thing in the function.
2117 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2118 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2119 (vect_analyze_pointer_ref_access): Check that the initial condition of
2120 the access function is loop invariant.
2122 2005-01-09 Richard Henderson <rth@redhat.com>
2124 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2125 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2126 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2127 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2128 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2129 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2130 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2131 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2132 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2133 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2134 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2135 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2136 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2137 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2138 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2139 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2140 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2141 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2142 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2143 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2144 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2145 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2146 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2148 (mmx_clrdi, pavgusb): Remove.
2149 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2150 with leading sse_ prefix.
2151 * config/i386/sse.md: Receive them.
2152 * config/i386/mmx.md: New file.
2153 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2154 (subrv2sf3): Turn into expander for normal subtraction.
2155 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2156 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2157 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2158 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2159 commutative; use ix86_binary_operator_ok.
2160 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2161 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2162 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2163 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2164 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2165 Macroize from existing patterns; use ix86_binary_operator_ok.
2166 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2167 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2168 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2169 with vec_select+vec_concat.
2170 (mmx_pshufw, mmx_pshufw_1): Likewise.
2171 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2172 (mmx_uavgv4hi3): Model correctly.
2173 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2174 _mm_xor_si64): Remove casts.
2176 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2178 PR tree-optimization/19224
2179 * tree-scalar-evolution.c (get_instantiated_value,
2180 set_instantiated_value): New functions.
2181 (instantiate_parameters_1): Cache the results.
2182 (instantiate_parameters, resolve_mixers): Initialize and free
2185 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2187 * config/i386/i386.md (addhi_4): Correct reference in comment.
2190 2005-01-08 Richard Henderson <rth@redhat.com>
2192 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2193 (_mm_cvtsi128_si64x): Likewise.
2194 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2195 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2196 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2197 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2198 * config/i386/i386-protos.h: Update.
2199 * config/i386/i386.c (print_operand): Add 'H'.
2200 (ix86_fixup_binary_operands): Split out from ...
2201 (ix86_expand_binary_operator): ... here.
2202 (ix86_fixup_binary_operands_no_copy): New.
2203 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2204 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2205 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2206 (safe_vector_operand): Use CONST0_RTX.
2207 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2208 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2209 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2210 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2212 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2213 (IX86_BUILTIN_CMPNGESS): New.
2214 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2215 (attr type): Add sselog1.
2216 (attr unit, attr memory): Handle it.
2217 (movti, movti_internal, movti_rex64): Move near other integer moves.
2218 (movtf, movtf_internal): Move near other fp moves.
2219 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2220 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2221 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2222 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2223 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2224 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2225 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2226 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2227 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2228 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2229 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2230 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2231 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2232 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2233 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2234 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2235 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2236 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2237 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2238 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2239 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2240 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2241 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2242 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2243 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2244 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2245 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2246 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2247 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2248 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2249 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2250 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2251 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2252 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2253 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2254 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2255 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2256 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2257 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2258 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2259 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2260 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2261 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2262 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2264 (SSEPUSH, push<SSEPUSH>): Remove.
2265 (MMXPUSH, push<MMXPUSH>): Remove.
2266 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2267 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2268 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2269 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2270 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2271 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2272 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2273 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2274 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2275 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2276 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2277 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2278 (ppro_sse_log_V4SF): Handle sselog1.
2279 * config/i386/predicates.md (const_0_to_1_operand): New.
2280 (const_0_to_255_mul_8_operand): New.
2281 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2282 (const_2_to_3_operand, const_4_to_7_operand): New.
2283 * config/i386/sse.md: New file.
2284 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2285 (sse_movups): Rename from sse_movups_1.
2286 (sse_loadlss): Rename from sse_loadss_1.
2287 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2289 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2290 (absv4sf2, negv2df, absv2df): New.
2291 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2292 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2293 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2294 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2295 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2296 (sse3_addsubv4sf3): Model correctly.
2297 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2298 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2299 (sse_movhlps): Model with vec_select+vec_concat.
2300 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2301 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2302 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2303 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2304 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2305 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2306 sse2_pshufhw_1): Likewise.
2307 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2308 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2309 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2310 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2311 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2312 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2313 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2314 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2315 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2316 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2317 sminv8hi3): Mark commutative
2318 operands. Use ix86_binary_operator_ok.
2319 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2320 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2321 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2322 sse2_punpcklqdq): Allow operand2 in memory.
2323 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2324 sse2_movsd): Add memory alternatives.
2325 (sse_storelps): Turn expander into an insn; split after reload.
2326 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2327 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2329 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2331 * configure.ac (DWARF-2 debug_line): Use objdump.
2332 * configure: Regenerate.
2334 2005-01-08 Jeff Law <law@redhat.com>
2335 Diego Novillo <dnovillo@redhat.com>
2337 PR tree-optimization/18241
2338 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2339 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2340 statements with volatile operands.
2341 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2342 operands after marking a statement with has_volatile_ops.
2344 2005-01-08 Roger Sayle <roger@eyesopen.com>
2346 * tree.c (int_fits_type_p): Always honor integer constant
2347 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2349 2005-01-08 Roger Sayle <roger@eyesopen.com>
2351 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2352 the latent bug in rtl_delete_block has been resolved.
2354 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2356 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2357 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2359 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2361 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2362 library as @multilib_dir@/$(SHLIB_SONAME).
2364 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2366 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2367 * configure: Regenerate.
2369 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2371 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2374 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2377 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2378 Convert non-word aligned offset address using ld/std into
2381 2005-01-07 Richard Henderson <rth@redhat.com>
2383 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2385 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2387 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2389 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2391 PR tree-optimization/19283
2392 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2393 is not shorter than the original type.
2395 PR rtl-optimization/19012
2396 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2398 PR rtl-optimization/18861
2399 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2400 (FULL_STATE): Define.
2401 (mark_tablejump_edge): New function.
2402 (purge_dead_tablejump_edges): New function.
2403 (find_bb_boundaries): Use it.
2405 PR tree-optimization/18828
2406 * builtins.c (expand_builtin_next_arg): Remove argument and all
2407 the argument checking.
2408 (expand_builtin): Adjust caller.
2409 (expand_builtin_va_start): Likewise. Remove error for too many
2411 (fold_builtin_next_arg): Issue error for too many arguments.
2412 After checking arguments, replace them with magic arguments that
2413 prevent further checking of the args.
2415 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2417 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2419 2005-01-06 Roger Sayle <roger@eyesopen.com>
2422 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2423 and %{.S:...} (and their negative variants) to test whether the
2424 input file is assembler or pre-processed-assembler independent of
2425 the actual filename extension.
2427 2005-01-06 Roger Sayle <roger@eyesopen.com>
2429 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2430 of sign or zero extended values.
2432 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2434 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2435 for IBM long double format correctly.
2437 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2439 Fix PR tree-optimization/18792
2441 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2442 to first_loop_depth, and use loop depth instead of loop number.
2443 (build_classic_dir_vector): Ditto.
2444 (compute_data_dependences_for_loop): Use depth, not loop number.
2445 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2446 number. Pass in loops, instead of loop numbers.
2447 (gather_interchange_stats): Ditto.
2448 (linear_transform_loops): Ditto.
2450 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2453 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2454 biv_fits_mode_p, extension_within_bounds_p): New functions.
2455 (check_ext_dependent_givs): Use them.
2457 2005-01-06 Roger Sayle <roger@eyesopen.com>
2459 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2460 more than one barrier, in which case we should delete them all.
2462 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2464 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2466 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2468 Fix PR middle-end/19286
2470 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2471 output this subprogram, simply ignore this attempt to do it again.
2472 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2473 origin attribute if it's not possible.
2474 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2475 (decls_for_scope): Ditto.
2476 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2477 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2479 2005-01-05 Richard Henderson <rth@redhat.com>
2482 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2483 (bdesc_2arg): Use it.
2484 (ix86_expand_binop_builtin): Force operands into registers
2486 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2487 ix86_expand_sse_compare, ix86_expand_sse_comi,
2488 ix86_expand_builtin): Likewise.
2490 2005-01-05 Richard Henderson <rth@redhat.com>
2492 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2494 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2495 (mulv4hi3): Set itanium_class mmmul.
2496 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2497 (fpack): Rename from fpack_sfsf.
2499 2005-01-05 Richard Henderson <rth@redhat.com>
2502 * reload1.c (do_input_reload): Restrict the optimization deleteing
2503 a previous output reload to RELOAD_FOR_INPUT.
2505 2005-01-05 Steven Bosscher <stevenb@suse.de>
2507 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2508 comment that we fall through after case.
2509 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2510 (distribute_links): Likewise.
2511 * cse.c (cse_insn): Likewise.
2512 * cselib.c (cselib_invalidate_mem): Likewise.
2513 * df.c: Update comments at the top of the file.
2514 (read_modify_subreg_p): Update comments here too.
2515 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2516 * flow.c (mark_set_1): Likewise.
2517 (mark_used_regs): Likewise.
2518 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2519 (canon_list_insert): Likewise.
2520 (mark_set): Likewise.
2521 (try_replace_reg): Likewise.
2522 (store_killed_in_insn): Likewise.
2523 * loop.c (count_one_set): Likewise.
2524 (basic_induction_var): Likewise.
2525 * postreload-gcse.c (find_mem_conflicts): Likewise.
2526 * postreload.c (reload_combine_note_store): Likewise.
2527 (move2add_note_store): Likewise.
2528 * reload.c (find_equiv_reg): Likewise.
2529 (mark_referenced_resources): Likewise.
2530 * rtlanal.c (set_noop_p): Likewise.
2531 (note_stores): Likewise.
2532 (note_uses): Likewise.
2533 * sched-deps.c (sched_analyze_1): Likewise.
2534 * sched-rgn.c (check_live_1): Likewise.
2535 (update_live_1): Likewise.
2536 * config/i860/i860.c: Likewise.
2538 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2540 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2542 * doc/rtl.texi: Update documentation for bit-fields and SET.
2544 2005-01-05 Roger Sayle <roger@eyesopen.com>
2546 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2548 2005-01-05 Jan Hubicka <jh@suse.cz>
2549 Richard Henderson <rth@redhat.com>
2552 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2555 2005-01-05 Richard Henderson <rth@redhat.com>
2558 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2559 (sse_shufps): Change operand 3 to const_int_operand.
2560 (sse2_storelps): Fix typo in template.
2561 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2562 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2563 (ix86_expand_builtin): Likewise.
2565 2005-01-05 Julian Brown <julian@codesourcery.com>
2567 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2568 as aggregates for AAPCS ABIs.
2570 2005-01-05 Stan Shebs <shebs@apple.com>
2572 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2573 Mach-O getters if ppc64.
2574 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2576 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2577 signed four-byte field for global code case.
2578 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2580 2005-01-05 Roger Sayle <roger@eyesopen.com>
2583 * c-common.c: Include real.h.
2584 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2585 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2586 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2587 * Makefile.in (c-common.o): Update dependencies.
2589 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2591 * c-parse.in (asm_string): Add trailing semicolon.
2593 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2595 * c-parse.in (asm_string): New. Don't allow wide strings in
2597 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2598 asm_string instead of STRING.
2600 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2602 * c-typeck.c (constructor_no_implicit): Remove.
2603 (set_designator, process_init_element): Don't check
2604 constructor_no_implicit.
2606 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2607 Kaz Kojima <kkojima@gcc.gnu.org>
2610 * lcm.c (create_pre_exit): New.
2611 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2612 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2614 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2616 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2617 -msoft-float in target_float_switch.
2618 * arm.c (arm_override_options): Fix processing of target_float_switch.
2620 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2622 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2625 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2627 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2628 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2630 2005-01-04 Roger Sayle <roger@eyesopen.com>
2632 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2633 if deleting the then-block allows the test-block to fallthru to the
2636 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2639 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2640 after the full declaration if the are in two different TUs.
2642 2005-01-04 Richard Henderson <rth@redhat.com>
2645 * tree-sra.c (generate_one_element_init): Just
2646 call gimplify_and_add.
2647 (generate_element_init): Record the
2648 new referenced variables and mark them for renaming
2649 and split out to ...
2650 (generate_element_init_1): This.
2651 (scalarize_init): Don't call push_gimplify_context/
2652 pop_gimplify_context.
2654 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2656 * toplev.c (get_src_pwd): Handle failure of getpwd().
2658 2005-01-04 Roger Sayle <roger@eyesopen.com>
2660 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2662 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2663 all the cases handled by it are inverted by invert_truthvalue.
2665 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2667 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2668 (save_register_windowsi): Likewise.
2670 2005-01-04 Richard Henderson <rth@redhat.com>
2672 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2674 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2677 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2678 any simplifications of vector mode comparison operators.
2679 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2681 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2682 Devang Patel <dpatel@apple.com>
2684 PR tree-optimization/18308
2685 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2686 the operands before creating a new expression.
2687 * dojump.c (do_jump): Make drop_through_label available
2688 for all cases. Add expansion of COND_EXPR.
2690 2005-01-04 Ira Rosen <irar@il.ibm.com>
2692 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2693 INTEGER_CST instead of TREE_CONSTANT.
2694 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2695 instead of TREE_CONSTANT.
2696 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2697 instead of TREE_CONSTANT.
2699 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2701 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2703 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2706 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2707 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2709 2005-01-03 Richard Henderson <rth@redhat.com>
2711 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2712 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2713 fold_convert_const_real_from_real): Split out from ...
2714 (fold_convert_const): ... here.
2716 2005-01-03 Richard Henderson <rth@redhat.com>
2719 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2720 (mov<MMXMODEI>_internal): Likewise.
2721 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2722 Add V2SF case; use it for SSE1; don't use TI.
2723 (movdf_integer): Likewise.
2724 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2726 2005-01-03 Ira Rosen <irar@il.ibm.com>
2728 * tree-vectorizer.c (vect_strip_conversions): New function.
2729 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2730 check for binary class.
2732 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2736 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2738 * gimple-low.c (mark_blocks_with_used_vars): New function.
2739 (mark_blocks_with_used_subblocks): Ditto.
2740 (mark_used_blocks): Ditto.
2741 (pass_mark_used_blocks): New pass.
2742 * tree-inline.c: Include debug.h.
2743 (expand_call_inline): Call outlining_inline_function here.
2744 * tree-optimize.c (init_tree_optimization_passes): Add
2745 pass_mark_used_blocks.
2746 * tree-pass.h (pass_mark_used_blocks): New.
2747 * Makefile.in (tree-inline.o): Add debug.h dependency.
2749 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2751 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2752 VAR_DECLs to have weak_import attribute.
2754 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2757 2004-01-03 Steven Bosscher <stevenb@suse.de>
2759 * passes.c (rest_of_compilation): Don't run regmove if only
2760 flag_expensive_optimizations, require flag_regmove instead.
2762 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2764 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2766 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2767 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2768 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2769 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2771 2005-01-03 Richard Henderson <rth@redhat.com>
2773 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2774 (ia64_const_ok_for_letter_p): New.
2775 (ia64_const_double_ok_for_letter_p): New.
2776 (ia64_extra_constraint): New.
2777 (ia64_expand_vecint_compare): New.
2778 (ia64_expand_vcondu_v2si): New.
2779 (ia64_expand_vecint_cmov): New.
2780 (ia64_expand_vecint_minmax): New.
2781 (ia64_print_operand): Add 'v'.
2782 (ia64_preferred_reload_class): New.
2783 (ia64_vector_mode_supported_p): New.
2784 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2785 (PREFERRED_RELOAD_CLASS): Move to function.
2786 (CONST_OK_FOR_LETTER_P): Move to function.
2787 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2788 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2789 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2790 (EXTRA_CONSTRAINT): Move to function.
2791 * config/ia64/ia64.md: Include vect.md.
2792 (itanium_class): Add mmalua.
2794 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2796 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2797 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2799 (const_int_2bit_operand): New.
2800 (fr_reg_or_0_operand): New.
2801 * config/ia64/ia64-modes.def: Add vector modes.
2802 * config/ia64/ia64-protos.h: Update.
2803 * config/ia64/vect.md: New file.
2805 2005-01-03 Richard Henderson <rth@redhat.com>
2807 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2809 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2812 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2814 (log1pdf2): Change mode of operands[0,1] to DFmode.
2816 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2818 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2819 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2820 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2821 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2822 SPARC_RELAXED_ORDERING.
2824 2005-01-03 Richard Henderson <rth@redhat.com>
2825 Uros Bizjak <uros@kss-loka.si>
2828 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2829 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2830 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2832 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2833 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2834 const_pow2_1_to_128_operand): New predicates.
2836 2005-01-02 Greg McGary <greg@mcgary.org>
2838 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2840 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2841 object. [ptr_type]: Remove unused variable.
2842 Remember nearest addressable array-element or record-component
2843 when checking bitfield components. Tolerate empty BIND_EXPR.
2845 2005-01-01 Richard Henderson <rth@redhat.com>
2847 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2848 that don't narrow the value. Fail for other conversions.
2850 2005-01-01 Richard Henderson <rth@redhat.com>
2853 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2854 * c-lang.c (finish_file): Don't do it here.
2855 * objc/objc-act.c (objc_finish_file): Likewise.
2857 * cgraph.c (decl_assembler_name_equal): New.
2858 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2859 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2860 * cgraph.h (struct cgraph_varpool_node): Add next.
2861 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2862 * varasm.c (assemble_alias): Mark the target as needed.
2864 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2867 * function.c (get_arg_pointer_save_area): Use entry_of_function
2868 instead of get_insns.
2870 2005-01-01 Roger Sayle <roger@eyesopen.com>
2871 Andrew Pinski <pinskia@physics.uc.edu>
2872 James E. Wilson <wilson@specifixinc.com>
2874 PR rtl-optimization/12092
2875 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2878 2005-01-01 Roger Sayle <roger@eyesopen.com>
2879 Olivier Hainque <hainque@act-europe.fr>
2881 * tree.c (int_fits_type_p): A narrower type always fits in a
2882 wider one, except for negative values into unsigned types.
2884 2005-01-01 Roger Sayle <roger@eyesopen.com>
2886 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2887 with the original constant rather than require TREE_OVERFLOW.
2889 2005-01-01 Steven Bosscher <stevenb@suse.de>
2892 * c-decl.c (finish_function): If compiling C99, annotate the
2893 compiler generated return with the current file name and line 0.
2894 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2895 the source line is greater than 0.
2896 (remove_bb): Likewise.
2898 See ChangeLog.12 for earlier changes.