1 2005-01-30 Roger Sayle <roger@eyesopen.com>
4 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5 constant as the second operand and a register as the third.
7 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
11 that dllimport'd functions do not use all call-clobbered registers
14 2005-01-30 Richard Henderson <rth@redhat.com>
17 * optabs.c (expand_absneg_bit): Split out from expand_unop and
18 expand_abs_nojump and generalize. Use operand_subword and
19 emit_no_conflict_block. Support large modes.
20 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
22 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
23 negation to subtraction.
24 (expand_copysign): Check that the format has signed zeros.
25 Use operand_subword and emit_no_conflict_block. Support large modes.
27 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
29 Fix PR tree-optimization/19624
31 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
32 * tree-ssa-pre.c: Add cfgloop.h.
34 (pre_stats): New member, constified.
35 (inserted_exprs): New static variable.
36 (NECESSARY): New macro.
37 (create_expression_by_pieces): Fold the expression, and
38 mark it as defaulting to not necessary. Also put in
40 (fully_constant_expression): New function.
41 (insert_into_preds_of_block): Modify to not insert phis when we
42 are playing with induction variables.
43 Push phis onto the inserted_exprs vector, and mark them as not
45 (insert_aux): Call fully_constant_expression on eprime.
46 If all edges produce the same value, mark it constant.
47 (mark_operand_necessary): New function.
48 (remove_dead_inserted_code): New function.
49 (init_pre): Init loop optimizer to get loop info.
50 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
51 (execute_pre): Commit edge inserts, then remove dead code.
53 2005-01-30 Richard Henderson <rth@redhat.com>
55 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
56 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
58 2005-01-30 Richard Henderson <rth@redhat.com>
61 * config/i386/i386.c (ix86_expand_copysign): New.
62 (ix86_split_copysign_const): New.
63 (ix86_split_copysign_var): Rename from ix86_split_copysign,
64 rearrange op1/nmask operands.
65 * config/i386/i386-protos.h: Update.
66 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
67 (copysigndf3): Likewise.
68 (copysignsf3_const, copysigndf3_const): New.
69 (copysignsf3_var): Rename from copysignsf3, split out splitter
70 and fix split predicate for X constraint.
71 (copysigndf3_var): Similarly.
73 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
75 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
76 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
77 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
79 2005-01-29 Richard Henderson <rth@redhat.com>
82 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
83 of # and * in constraints.
85 2005-01-29 Richard Henderson <rth@redhat.com>
88 * expr.c (store_field): Don't strip sub-mode cast when the input
91 2005-01-29 Richard Henderson <rth@redhat.com>
94 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
97 2005-01-29 Richard Henderson <rth@redhat.com>
99 * combine.c (make_field_assignment): Fix argument order
102 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
104 PR tree-optimization/15791
105 * fold-const.c (extract_array_ref): New function.
106 (fold): Fold comparisons between &a[i] and &a[j] or
107 semantically equivalent trees.
109 2005-01-29 Jeff Law <law@redhat.com>
111 * gcse.c (insert_expr_in_table): Revamp handling of available
112 and anticipatable occurrence lists to avoid unnecessary list
114 (insert_set_in_table): Similarly.
116 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
118 * c-common.c (fix_string_type): Just use c_build_qualified_type to
120 (c_build_qualified_type): Build qualified array types with
121 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
122 * c-decl.c (c_make_fname_decl): Build unqualified array type
123 before qualified type.
124 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
125 type is qualified, not just if type itself is. Don't apply
126 qualifiers to array type when declarator is processed. Apply
127 qualifiers to field type whether or not it is an array type.
128 Don't handle array types specially for applying qualifiers to
130 * c-typeck.c (composite_type): Build unqualified element type and
131 array type when forming composite of array types.
132 (common_pointer_type, comptypes, comp_target_types,
133 type_lists_compatible_p, build_indirect_ref, build_array_ref,
134 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
136 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
137 (args2) in variables a1 and a2.
139 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
141 * cse.c (n_elements_made, max_elements_made): Remove.
142 (insert): Don't touch n_elements_made.
143 (cse_main): Don't touch n_elements_made or max_elements_made.
145 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
148 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
149 configuration part of dp-bit.c to be lost.
151 2005-01-28 Roger Sayle <roger@eyesopen.com>
153 * expmed.c (expand_mult_highpart_optab): When attempting to use
154 a non-widening multiplication in a wider mode, the operands need
155 to be converted (zero or sign extended) to that mode.
157 2005-01-28 Ian Lance Taylor <ian@airs.com>
161 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
162 through if both operands fall through.
164 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
166 * cse.c (fold_rtx) <PC>: Don't optimize.
168 2005-01-28 Jeff Law <law@redhat.com>
170 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
171 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
173 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
175 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
176 cse_reg_info_used_list_end): Remove.
177 (cse_reg_info_list, cse_reg_info_list_free): New.
178 (get_cse_reg_info): When allocating an instance of
179 cse_reg_info, add it to the beginning of the cse_reg_info_list
180 list. Remove code to maintain cse_reg_info_used_list.
181 (new_basic_block): Reset the free list to the beginning of
184 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
186 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
187 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
188 (frv_expand_mdpackh_builtin): New function.
189 (frv_expand_builtin): Use it to expand __MDPACKH.
190 * doc/extend.texi (__MDPACKH): Update documentation.
192 2005-01-28 Uros Bizjak <uros@kss-loka.si>
194 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
195 SSE_FLOAT_MODE_P for use_sse computation.
197 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
200 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
202 2005-01-27 Richard Henderson <rth@redhat.com>
204 * builtins.c (expand_builtin_copysign): New.
205 (expand_builtin): Call it.
206 * genopinit.c (optabs): Add copysign_optab.
207 * optabs.c (init_optabs): Initialize it.
208 (expand_copysign): New.
209 * optabs.h (OTI_copysign, copysign_optab): New.
210 (expand_copysign): Declare.
212 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
213 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
215 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
216 (ix86_expand_fp_absneg_operator): ... here.
217 (ix86_split_copysign): New.
218 * config/i386/i386-protos.h: Update.
219 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
220 (copysignsf3, copysigndf3): New.
222 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
223 (copysignsf3, ncopysignsf3): New.
224 (copysigndf3, ncopysigndf3): New.
225 (copysignxf3, ncopysignxf3): New.
226 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
228 2005-01-27 Arend Bayer <arend.bayer@web.de>
229 Kazu Hirata <kazu@cs.umass.edu>
231 * cse.c: (find_best_addr): Don't call copy_rtx before calling
232 fold_rtx. Save cost recomputation if fold_rtx did nothing.
233 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
236 2005-01-27 Jeff Law <law@redhat.com>
238 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
239 definitions of SSA_NAMEs which are not being rewritten.
240 (rewrite_ssa_into_ssa): Only initialize the current definition
241 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
242 If checking is enabled, assert that SSA_NAME_AUX is clear for all
243 SSA_NAMEs before returning.
245 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
247 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
248 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
249 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
250 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
251 config/mips/iris6.h, config/sh/sh.c: Update copyright.
253 2005-01-27 Steven Bosscher <stevenb@suse.de>
256 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
257 higher to -O2 and higher. Likewise for tree PRE.
258 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
261 2005-01-27 Ian Lance Taylor <ian@airs.com>
264 * gimple-low.c (try_catch_may_fallthru): New static function.
265 (block_may_fallthru): Handle TRY_CATCH_EXPR.
266 * tree-inline.c (expand_call_inline): Don't warn about reaching
267 the end of a non-void function being inlined if the function uses
270 2005-01-27 Jakub Jelinek <jakub@redhat.com>
272 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
275 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
276 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
277 (implicitly_declare): Handle error_mark_node.
279 2005-01-27 Richard Henderson <rth@redhat.com>
282 * tree.h (struct tree_decl): Add debug_expr_is_from.
283 (DECL_DEBUG_EXPR_IS_FROM): New.
284 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
285 * dwarf2out.c (dwarf2out_var_location): Update to match.
286 * tree-outof-ssa.c (create_temp): Likewise.
287 * var-tracking.c (track_expr_p): Likewise.
288 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
289 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
290 * toplev.c (default_tree_printer): Likewise.
292 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
294 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
295 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
297 2005-01-27 Steven Bosscher <stevenb@suse.de>
299 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
300 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
301 ASM_CLOBBERS): Add tree checks.
303 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
304 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
305 * c-common.def (SWITCH_STMT): Update to match.
306 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
307 macros instead of SWITCH_EXPR ones.
308 * c-dump.c (c_dump_tree): Likewise.
309 * c-gimplify.c (gimplify_switch_stmt): Likewise.
310 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
312 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
314 2005-01-27 Alan Modra <amodra@bigpond.net.au>
316 * unwind-dw2.c (execute_stack_op): Add missing cases for
317 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
319 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
321 * config.gcc (Obsolete configurations): Remove 'dummy', add
322 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
325 2005-01-26 Diego Novillo <dnovillo@redhat.com>
327 PR tree-optimization/19633
328 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
330 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
331 are no call-clobbered variables.
332 * tree-outof-ssa.c (check_replaceable): Return false for calls
335 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
337 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
338 even for variables with NULL DECL_INITIAL.
340 2005-01-26 Stuart Hastings <stuart@apple.com>
342 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
344 2005-01-26 Richard Henderson <rth@redhat.com>
347 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
349 * expr.c (store_field): Strip conversions to odd-bit-sized types
350 if the destination field width matches.
352 2005-01-26 Richard Henderson <rth@redhat.com>
354 * c-decl.c, expmed.c, expr.c: Revert last change.
356 2005-01-26 Richard Henderson <rth@redhat.com>
359 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
361 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
362 if we don't need the bits above those present in the current mode.
363 * expr.c (store_field): Strip conversions to odd-bit-sized types
364 if the destination field width matches.
366 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
368 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
369 either -ffast-math or -funsafe-math-optimizations is in use.
371 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
375 * config/avr/avr.c (notice_update_cc): Only set condition code for
376 ashrqi3 if shift count > 0.
377 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
378 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
379 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
380 count <= 0 as a no-op, and shift count >= width by copying zero
381 or sign bit to all bits of the result.
382 * config/avr/avr.md (all shifts): Add alternatives for zero shift
383 count, with attribute "length" set to 0 and "cc" set to "none".
385 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
387 * doc/invoke.texi: Document -mTLS.
389 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
390 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
391 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
392 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
393 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
394 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
395 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
396 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
398 * configure.ac: Check for a TLS capable gas.
400 * configure: Regenerate.
402 2005-01-26 Richard Henderson <rth@redhat.com>
405 * combine.c (make_field_assignment): Simplify store to zero_extract
406 from a source with an overlapping mask.
408 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
410 2004-11-11 Eric Christopher <echristo@redhat.com>
412 * config/frv/frv.md: Add fr400_integer automaton. Don't
413 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
416 2005-01-26 Steven Bosscher <stevenb@suse.de>
419 * cfgbuild.c (make_edges): Do not clear or set
420 current_function_has_computed_jump.
421 * function.h (struct function): Remove the has_computed_jump field.
422 (current_function_has_computed_jump): Do not define.
423 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
424 in a computed jump. Ignore current_function_has_computed_jump.
426 2005-01-26 Richard Henderson <rth@redhat.com>
429 * expr.c (categorize_ctor_elements): New argument p_must_clear.
430 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
432 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
433 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
434 objects into static storage if they have more than one non-zero value.
435 * tree.h (categorize_ctor_elements): Update decl.
437 2005-01-26 Steven Bosscher <stevenb@suse.de>
440 * tree.h (CALL_EXPR_TAILCALL): Add comment.
441 * calls.c (check_sibcall_argument_overlap_1): Revert the change
442 to this function from 2004-07-10.
443 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
444 the current function for tail call optimizations if the address
445 of one of it its arguments is taken.
447 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
449 * cse.c (fold_rtx): Call equiv_constant only when necessary.
451 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
453 * function.c (expand_function_end): If current_function_calls_alloca,
454 emit stack restore in a place that is reached when the function falls
457 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
459 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
460 rule to avoid matching inappropriate suffix rule.
462 2005-01-26 Jan Hubicka <jh@suse.cz>
464 PR tree-optimization/19241
465 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
467 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
469 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
470 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
472 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
473 <sim*>: Always use crt1.o, regardless of N in simN.
474 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
475 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
476 (CRT_CALL_STATIC_FUNCTION): Remove.
477 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
478 use crt1.o, regardless of N in simN.
479 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
480 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
481 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
482 case isystem setting.
483 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
485 2005-01-25 Ian Lance Taylor <ian@airs.com>
487 * gimple-low.c (block_may_fallthru): Correct handling of
488 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
490 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
492 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
493 handlers to match indentation; nested under the mtune=* handler.
494 Similar for mcpu= and march=.
496 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
498 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
499 * config/mips/linux64.h (LIB_SPEC): Likewise.
500 * config/mn10300/linux.h (LIB_SPEC): Likewise.
501 * config/sh/linux.h (LIB_SPEC): Likewise.
503 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
505 * config/frv/frv.c (frv_legitimize_tls_address): New.
506 (TARGET_HAVE_TLS): Define.
507 (FRV_SYMBOL_REF_TLS_P): Define.
508 (frv_override_options): Handle new register classes.
509 (frv_legitimate_address_p): Reject tls addresses.
510 (frv_legitimize_address): Handle TLS addresses.
511 (gen_inlined_tls_plt): New.
513 (frv_legitimize_tls_address): New.
514 (unspec_got_name): Add TLS entries.
515 (got12_operand): Add R_FRV_TLSMOFF12 case.
516 (frv_emit_move): Fixup TLS addresses.
517 (frv_emit_movsi): Legitimize TLS addresses.
519 * config/frv/frv.h (MASK_BIG_TLS): New.
520 (TARGET_BIG_TLS): New.
521 (HAVE_AS_TLS): Define.
522 (TARGET_SWITCHES): Add -mTLS and -mtls options.
523 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
524 (REG_CLASS_NAMES): Same.
525 (REG_CLASS_CONTENTS): Same.
526 (CONSTRAINT_LEN): New.
527 (REG_CLASS_FROM_CONSTRAINT): New.
528 (PREDICATE_CODES): Add symbolic_operand.
530 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
531 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
532 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
533 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
534 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
535 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
536 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
537 GR9_REG, GR14_REG, LRREG.
538 (type): Add load_or_call attribute.
539 ("load_or_call"): New reservation.
540 ("call_gettlsoff"): New.
541 ("tls_indirect_call"): New.
542 ("tls_load_gottlsoff12"): New.
543 ("tlsoff_hilo"): New.
544 ("tls_tlsdesc_ldd"): New.
545 ("tls_tlsoff_ld"): New.
548 * config/frv/frv-protos.h (symbolic_operand): Protoize.
550 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
552 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
553 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
554 * config/frv/frv.c (TLS_BIAS): Define.
555 (frv_output_dwarf_dtprel): New.
557 2005-01-26 Jakub Jelinek <jakub@redhat.com>
559 PR rtl-optimization/19579
560 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
561 both A and B, see if they don't clobber registers the other expr uses.
563 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
565 * real.c (do_add): Initialize signalling and canonical members.
567 * real.c (real_from_integer): Zero out destination.
569 2005-01-18 Jan Hubicka <jh@suse.cz>
571 PR tree-optimize/19337
572 * tree-inline.c (initialize_inlined_parameters): Copy
573 saved_static_chain_decl only.
575 2005-01-25 Richard Henderson <rth@redhat.com>
579 * config/i386/i386.c (x86_inter_unit_moves): Zero.
580 (ix86_preferred_reload_class): Rewrite fp-constant section, with
581 80387 enabled, to return a proper subclass. Return the subset that
582 overlaps with GENERAL_REGS for PLUS.
583 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
585 2005-01-25 Richard Henderson <rth@redhat.com>
588 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
590 2005-01-25 Roger Sayle <roger@eyesopen.com>
592 * expmed.c (choose_multiplier): Change interface to return the
593 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
594 (expand_divmod): Update calls to choose_multiplier.
596 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
599 * expmed.c (extract_bit_field): Use adjust_address instead of
600 gen_lowpart when op0 is a MEM.
602 2005-01-24 Steven Bosscher <stevenb@suse.de>
604 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
606 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
608 * config/mips/irix-csr.c: New file.
609 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
610 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
611 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
614 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
617 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
618 sparc/elf.h, add sparc/sp-elf.h.
619 (sparc-*-rtems*): Likewise.
620 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
621 tm-dwarf2.h, add sparc/sp-elf.h.
622 (sparc86x-*-elf): Likewise.
623 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
624 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
625 TARGET_OS_CPP_BUILTINS.
626 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
627 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
629 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
630 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
631 (SWITCH_TAKES_ARG): Likewise.
632 (LOCAL_LABEL_PREFIX): Likewise.
633 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
634 (TARGET_N_FORMAT_TYPES): Delete.
635 (TARGET_FORMAT_TYPES): Likewise.
636 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
637 * config/sparc/elf.h: Delete.
638 * config/sparc/sp-elf.h: New file.
640 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
642 * tree-flow-inline.h (phi_arg_from_edge): Remove.
643 * tree-flow.h: Remove the corresponding prototype.
644 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
645 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
647 2005-01-24 Jakub Jelinek <jakub@redhat.com>
650 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
651 for AIX ABI or ELF -fPIC.
652 (rs6000_emit_load_toc_table): Don't create toc_section here.
653 (rs6000_xcoff_file_start): Nor here.
655 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
657 * sh.c (ra.h): Don't #include.
658 (hard_regs_intersect_p): New function, resurrected from ra.c.
660 * sh.c: Fix 1996 Copyright.
662 2005-01-24 Richard Henderson <rth@redhat.com>
663 Aldy Hernandez <aldyh@redhat.com>
665 * regrename.c (note_sets): Handle subregs.
667 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
670 * genconditions.c (write_header, write_conditions): Elide file if
673 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
675 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
676 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
679 2005-01-24 Jakub Jelinek <jakub@redhat.com>
681 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
682 expand_builtin_printf, expand_builtin_fprintf,
683 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
684 checking against POINTER_TYPE.
685 (validate_arglist): Handle POINTER_TYPE code by checking
688 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
690 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
692 (for_each_rtx): Call for_each_rtx_1.
693 * rtl.h (init_rtlanal): Declare.
694 * toplev.c (backend_init): Call init_rtlanal.
696 2005-01-24 Jakub Jelinek <jakub@redhat.com>
698 * flow.c (propagate_one_insn): Formatting.
701 * flow.c (libcall_dead_p): Be more conservative if unsure.
702 If there are any instructions between insn and call, see if they are
703 all dead before saying the libcall is dead.
705 2005-01-24 Uros Bizjak <uros@kss-loka.si>
707 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
708 operand constraint for operand 0.
710 2005-01-23 Richard Henderson <rth@redhat.com>
713 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
714 edges leading to join block.
716 2005-01-23 Roger Sayle <roger@eyesopen.com>
718 * expmed.c (expand_mult_highpart): Make static. Change type of
719 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
720 (expand_divmod): Updates calls to expand_mult_highpart by using
721 gen_int_mode to pass a CONST_INT rtx.
722 * rtl.h (expand_mult_highpart): Remove prototype.
724 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
726 * flow.c (regset_bytes, regset_size): Remove.
728 * cfganal.c: Fix a reference to Harvey's paper.
730 2005-01-23 Steven Bosscher <stevenb@suse.de>
732 PR rtl-optimization/19464
733 * tree-optimize.c (init_tree_optimization_passes): Add one more
734 copyrename pass just before out-of-ssa.
736 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
739 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
740 * ggc-none.c (ggc_free): Define.
742 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
744 * cse.c (max_reg, max_insn_uid): Remove.
745 (cse_main): Don't access max_reg or max_insn_uid.
747 * c-common.c (explicit_flag_signed_bitfields,
748 lang_statement_code_p, lang_expand_function_end): Remove.
749 * c-common.h: Remove the corresponding declarations.
750 * c-opts.c (c_common_handle_option): Remove all write access
751 to explicit_flag_signed_bitfields.
753 * cgraph.c (cgraph_varpool_n_nodes): Remove.
754 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
755 * cgraph.h: Remove the corresponding declaration.
757 * gcse.c (null_pointer_info): Remove.
759 2005-01-23 Roger Sayle <roger@eyesopen.com>
760 Eric Botcazou <ebotcazou@libertysurf.fr>
762 * combine.c (simplify_logical): Only simplify logical expressions
763 of the form ior(and(x,y),z) by the inverse distributive law if the
764 result is cheaper than the original.
766 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
768 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
769 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
770 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
771 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
772 config/freebsd-spec.h, config/arm/arm.h,
773 config/h8300/h8300.md, config/i386/i386.md,
774 config/i386/predicates.md, config/i386/sse.md,
775 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
776 config/vax/vax.md: Fix comment typos. Follow spelling
779 2005-01-23 Steven Bosscher <stevenb@suse.de>
781 * gengtype.c (walk_type): Produce `not equal to' compares for loop
782 tests, instead of `less than'.
784 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
786 * function.c (assign_parm_setup_block): When creating a new stack slot
787 for a parameter, get its alignment from the parameter's DECL_ALIGN
788 rather than the type's TYPE_ALIGN. Make sure that the parameter
789 is at least word aligned.
791 2005-01-22 Roger Sayle <roger@eyesopen.com>
794 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
796 2005-01-22 Richard Henderson <rth@redhat.com>
799 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
800 in both compare operands.
801 (movdfcc_1_sse_max): Likewise.
802 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
803 (movdfcc_1_sse): Likewise.
804 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
805 scratch register as needed.
807 2005-01-22 Richard Henderson <rth@redhat.com>
809 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
811 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
813 2005-01-22 Richard Henderson <rth@redhat.com>
815 * genopinit.c (optabs): Use smin/smax for floating point too.
816 * doc/md.texi: Update to match. Clarify that floating point
817 results are undefined for +0/-0 and NaN.
818 * doc/rtl.texi: Likewise.
819 * rtl.def (SMIN, SMAX): Likewise
820 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
822 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
823 leading 's' to the name.
824 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
825 smaxxf3, sminxf3): Likewise.
826 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
829 2005-01-22 Paul Brook <paul@codesourcery.com>
831 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
833 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
835 * config/s390/s390.c (struct processor_costs): New fields
836 dlgr, dlr, dr, dsgfr, dsgr.
837 (z900_cost, z990_cost): Values for new fields.
838 (s390_rtx_costs): New cases MEM und COMPARE in switch
839 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
840 DIV, MOD, UDIV, UMOD.
842 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
844 * config/s390/s390.md ("doloop_si64"): Reload input value directly
845 into the register being decremented.
846 ("doloop_si31", "doloop_di"): Likewise.
847 ("*doloop_si_long"): Adapt pattern.
849 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
851 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
853 (CLASS_MAX_NREGS): Likewise.
855 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
857 * doc/tree-ssa.texi (Statement Operands): Add example for new
858 must-def macro. Note deprecation of old operands interface.
860 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
862 PR tree-optimization/19484
863 * tree-cfg.c (remove_fallthru_edge): New function.
864 (cleanup_control_flow): Remove fallthru edges from calls that are
865 now known not to return.
867 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
869 Fix PR tree-optimization/19038
870 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
871 copies with loop variant ones.
873 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
875 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
876 config/alpha/alpha-protos.h, config/alpha/alpha.h,
877 config/alpha/alpha.md, config/alpha/predicates.md,
878 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
879 config/sparc/sol2.h: Update copyright.
881 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
882 first label to see if it is a nonlocal label.
884 2005-01-22 David Edelsohn <edelsohn@gnu.org>
885 Andrew Pinski <pinskia@physics.uc.edu>
888 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
889 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
891 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
893 * config/rs6000/rtems.h: Update copyright.
895 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
898 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
899 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
900 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
902 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
905 * c-typeck.c (convert_arguments): Check for error_mark_node.
907 2005-01-21 Ian Lance Taylor <ian@airs.com>
909 PR tree-optimization/13000
910 * tree-inline.c: Include "tree-flow.h".
911 (expand_call_inline): If warn_return_type, warn if non-void inline
912 function falls through.
913 * tree-cfg.c (execute_warn_function_return): Don't warn about
914 control reaching end if TREE_NO_WARNING is set. Set
916 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
918 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
919 branch if we don't need one.
920 * c-typeck.c: Include "tree-flow.h"
921 (c_finish_bc_stmt): Don't add a goto if the current statement
922 list doesn't fall through to the current point.
924 2005-01-21 Roger Sayle <roger@eyesopen.com>
926 PR rtl-optimization/576
927 * real.c (real_arithmetic): Change return type from void to bool
928 to return an indication that the result may be inexact.
929 * real.h (real_arithmeric): Update prototype.
930 * fold-const.c (const_binop): Don't constant fold floating
931 point expressions when the user specifies -frounding-math and
932 the result may depend upon the run-time rounding mode.
933 (fold_convert_const_real_from_real): Clean-up.
934 (fold_initializer): Ignore flag_rounding_math for initializers.
935 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
936 constant fold FP operations with flag_rounding_math if the
937 result may depend upon the run-time rounding mode.
939 2005-01-21 Tom Tromey <tromey@redhat.com>
941 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
943 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
945 * tree-cfg.c: Fix comment typos.
947 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
949 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
950 around the call to rest_of_handle_branch_target_load_optimize.
952 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
954 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
955 (sparc64-*-openbsd*): Likewise.
956 (sparclite-*-elf*): Include tm-dwarf2.h.
957 (sparc86x-*-elf*): Likewise.
958 (sparc64-*-elf*): Likewise.
959 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
960 (DBX_DEBUGGING_INFO): Likewise.
961 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
962 (PREFERRED_DEBUGGING_TYPE): Likewise.
963 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
964 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
965 (PREFERRED_DEBUGGING_TYPE): Likewise.
966 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
967 (PREFERRED_DEBUGGING_TYPE): Likewise.
968 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
970 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
973 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
975 2005-01-20 Paul Brook <paul@codesourcery.com>
977 * doc/rtl.texi: Document value extension requirements for CONST_INT.
979 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
981 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
982 label is first in a sequence of labels.
984 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
986 2005-01-20 Janis Johnson <janis187@us.ibm.com>
987 Giovanni Bajo <giovannibajo@gcc.gnu.org>
989 * doc/sourcebuild.texi (Test Directives): New.
991 2005-01-20 Roger Sayle <roger@eyesopen.com>
993 * real.c (real_floor): Don't leave the result uninitialized when
994 mode is VOIDMode, but return the unrounded intermediate value.
995 (real_ceil): Likewise.
997 2005-01-20 Paul Brook <paul@codesourcery.com>
999 * config/arm/arm.md (insv): Use gen_int_mode.
1001 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1003 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1004 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1005 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1006 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1007 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1009 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1012 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1013 fbreg, so we have to assume we can't.
1014 (loc_descriptor_from_tree_1): Ditto.
1015 (containing_function_has_frame_base): New function.
1016 (add_location_or_const_value_attribute): Use it.
1017 Also try to generate a frame_base from a single element location
1020 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1022 PR tree-optimization/15349
1023 * timevar.def (TV_TREE_MERGE_PHI): New.
1024 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1026 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1027 calls to tree_forwarder_block_p.
1028 (remove_forwarder_block_with_phi, merge_phi_nodes,
1029 gate_merge_phi, pass_merge_phi): New.
1030 * tree-optimize.c (init_tree_optimization_passes): Add
1032 * tree-pass.h: Add an extern for pass_merge_phi;
1034 2005-01-20 Richard Henderson <rth@redhat.com>
1037 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1038 (_mm_castps_pd, _mm_castps_si128): New.
1039 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1041 2005-01-20 Richard Henderson <rth@redhat.com>
1044 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1045 __builtin_ia32_vec_init_v2si.
1046 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1047 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1048 (ix86_init_mmx_sse_builtins): Create it.
1049 (ix86_expand_builtin): Expand it.
1050 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1051 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1052 (vec_extractv2si_0, vec_extractv2si_1): New.
1054 2005-01-20 Richard Henderson <rth@redhat.com>
1057 * config/i386/i386.c (ix86_expand_push): New.
1058 * config/i386/mmx.md (push<MMXMODE>1): New.
1059 * config/i386/sse.md (push<SSEMODE>1): New.
1060 * config/i386/i386-protos.h: Update.
1062 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1064 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1067 2005-01-20 Richard Henderson <rth@redhat.com>
1069 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1070 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1072 2005-01-19 Richard Henderson <rth@redhat.com>
1075 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1076 to V4SFmode in SSE1 fallback load path.
1078 2005-01-19 Richard Henderson <rth@redhat.com>
1080 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1081 in QImode expansion to ix86_expand_vector_set.
1082 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1084 2005-01-19 Richard Henderson <rth@redhat.com>
1087 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1088 subclass of the input class.
1089 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1090 Always true for cross-SSE1 classes. Rationalize conditionals.
1091 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1092 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1093 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1094 (movdi_2): Add MMX/SSE zeros.
1095 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1096 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1097 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1098 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1099 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1100 (zero_extendsidi2_rex64_1): Remove.
1101 (MOV0 peephole): Check GENERAL_REG_P.
1103 2005-01-19 Richard Henderson <rth@redhat.com>
1106 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1108 (ix86_expand_vector_extract): Likewise.
1110 2005-01-19 Richard Henderson <rth@redhat.com>
1113 * expr.c (emit_move_change_mode): New argument force; use
1114 simplify_gen_subreg if true.
1115 (emit_move_via_alt_mode): Merge into ...
1116 (emit_move_via_integer): ... here.
1117 (emit_move_ccmode): Use emit_move_change_mode directly.
1119 2005-01-19 Richard Henderson <rth@redhat.com>
1122 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1123 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1124 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1126 (alpha_emit_set_const): Likewise. Make static.
1127 (alpha_emit_set_long_const): Make static.
1128 (alpha_extract_integer): Split out from alpha_expand_mov.
1129 (alpha_split_const_mov): Likewise.
1130 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1131 (alpha_legitimate_constant_p): New.
1132 * config/alpha/alpha-protos.h: Update.
1133 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1134 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1135 * config/alpha/alpha.md (movsi): Add n alternative.
1136 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1137 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1138 (splitters for all of the above): Use alpha_split_const_mov.
1139 * config/alpha/predicates.md (non_add_const_operand): New.
1140 (non_zero_const_operand): New.
1141 (input_operand): Use alpha_legitimate_constant_p after reload.
1143 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1145 PR tree-optimization/19038
1146 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1147 (add_candidate): Add ivs with increment in latch only if
1148 allow_ip_end_pos_p is true.
1149 (determine_iv_cost): Use empty_block_p.
1151 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1153 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1154 (compute_dominance_frontiers): Ditto.
1156 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1159 * config/sh/t-rtems: New.
1160 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1162 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1164 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1165 the offset of the selected field.
1167 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1169 * tree-cfg.c (remove_forwarder_block): Fix the check to
1170 prevent a nonlocal label from appearing in the middle of a
1173 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1175 PR rtl-optimization/19462
1176 * reorg.c (find_end_label): Create return insn only if
1177 current_function_epilogue_delay_list is empty.
1179 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1181 * doc/passes.texi: Remove paragraph mentioning new-ra.
1183 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1185 PR rtl-optimization/15139
1186 * combine.c: Include params.h.
1187 (count_rtxs): New function.
1188 (record_value_for_reg): If replace_rtx would replace at least
1189 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1190 (clobber (const_int 0)) instead of TEM.
1191 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1192 * params.h (MAX_LAST_VALUE_RTL): New.
1193 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1194 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1197 * c-typeck.c (digest_init): Only call build_vector if all constructor
1198 elements are *_CST nodes.
1199 * gimplify.c (gimplify_init_constructor): Likewise.
1202 * c-typeck.c (digest_init): Only call build_vector if inside_init
1205 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1207 * toplev.c (init_asm_output): Remove dead #ifdef.
1209 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1211 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1213 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1215 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1216 accessing DECL_FUNCTION_CODE.
1217 * dojump.c (do_jump): Likewise.
1218 * gimplify.c (gimplify_call_expr): Likewise.
1219 * predict.c (expr_expected_value): Likewise.
1220 (strip_builtin_expect): Likewise.
1221 * tree-inline.c (estimate_num_insns_1): Likewise.
1222 * tree-ssa-loop-im.c (stmt_cost): Likewise
1223 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1224 (tree_expr_nonnegative_p): Likewise.
1226 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1228 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1229 variant of the load_pcrel_sym pattern.
1230 * config/sparc/sparc.md (P macro): Move to the top.
1231 (load_pcrel_sym): Macroize using P.
1232 (save_register_window): Likewise.
1234 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1236 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1239 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1242 * c-typeck.c (build_asm_expr): Strip nops off
1243 input memory operands.
1245 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1247 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1248 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1249 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1250 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1252 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1255 * config/i386/i386.c (override_options): If the 80387 is disabled,
1256 then do not return FP values using FP registers.
1258 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1260 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1261 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1262 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1263 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1264 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1265 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1266 output.h, postreload-gcse.c, postreload.c, recog.c,
1267 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1268 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1269 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1270 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1271 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1272 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1273 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1274 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1276 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1277 config/alpha/alpha.c, config/arm/vfp.md,
1278 config/i386/emmintrin.h, config/i386/i386-modes.def,
1279 config/i386/i386-protos.h, config/i386/i386.h,
1280 config/i386/pmmintrin.h, config/i386/ppro.md,
1281 config/i386/predicates.md, config/i386/xmmintrin.h,
1282 config/i860/i860.c, config/ia64/ia64-modes.def,
1283 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1284 config/ia64/ia64.md, config/ia64/itanium1.md,
1285 config/ia64/itanium2.md, config/ia64/predicates.md,
1286 config/iq2000/iq2000.h, config/mips/linux64.h,
1287 config/rs6000/aix41.h, config/rs6000/aix43.h,
1288 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1289 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1290 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1291 config/sparc/linux64.h, config/sparc/litecoff.h,
1292 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1293 config/sparc/sparc.h, config/sparc/sparc.md,
1294 config/sparc/sysv4-only.h: Update copyright.
1296 2005-01-18 Richard Henderson <rth@redhat.com>
1299 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1301 2005-01-18 Marc Espie <espie@openbsd.org>
1302 * config/i386/openbsdelf.h: Typo.
1304 2005-01-18 Richard Henderson <rth@redhat.com>
1306 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1307 special case for sse.
1308 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1310 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1312 * tree-inline.c (estimate_num_insns_1): Added cases for
1313 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1315 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1317 PR rtl-optimization/19296
1318 * combine.c (simplify_comparison): Rewrite the condition under
1319 which a non-paradoxical SUBREG of a PLUS can be lifted when
1320 compared against a constant.
1322 2005-01-18 Andi Kleen <ak@muc.de>
1324 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1325 * c.opt (-Wpointer-sign): Add.
1326 * doc/invoke.texi: (-Wpointer-sign): Add.
1328 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1330 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1331 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1332 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1333 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1334 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1335 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1336 for TARGET_MIX_SSE_I387.
1337 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1338 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1339 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1340 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1341 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1342 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1343 TARGET_MIX_SSE_I387.
1344 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1347 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1350 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1351 Add movaps alternative for xmm reg->reg move.
1353 2005-01-17 Jeff Law <law@redhat.com>
1355 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1356 at the end of the main DOM loop rather than just before DOM exits.
1358 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1360 PR tree-optimization/19121
1361 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1362 adding aliases to a name tag, also add them to the pointer's
1364 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1365 sensitive alias info at all. Only check that the two pointers
1366 have compatible pointed-to sets.
1367 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1368 a pointer's type tag is a superset of the alias set of the
1371 2005-01-17 James E Wilson <wilson@specifixinc.com>
1374 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1375 comment to document why.
1377 2005-01-17 Richard Henderson <rth@redhat.com>
1379 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1380 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1381 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1382 sse2_vmsminv2df3_finite): New.
1383 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1384 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1385 Force op1 into register.
1387 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1389 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1390 bubblestrap from always rebuilding build directory.
1392 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1394 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1395 ("*cmpmem_short"): Likewise.
1397 2005-01-17 Steven Bosscher <stevenb@suse.de>
1399 * basic-block.h: Document BB_* flags.
1400 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1401 use an sbitmap instead.
1402 * sched-rgn.c (compute_trg_info): Likewise.
1404 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1406 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1407 redundant target_cpu_default and extra_parts lines. Use the default
1409 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1410 (SUBTARGET_EXTRA_SPECS): Delete.
1411 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1412 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1413 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1414 and "n32" for -mabi=n32.
1416 2005-01-17 Ian Lance Taylor <ian@airs.com>
1419 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1420 fold constant variables into initial values.
1422 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1424 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1426 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1427 through the statements backward.
1429 2005-01-17 Ian Lance Taylor <ian@airs.com>
1431 PR middle-end/13127:
1432 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1433 a variable set to the return value of the inlined function.
1435 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1437 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1438 when modes are tieable.
1440 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1442 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1443 of pthread_create to find out if threads are enabled.
1444 * gthr-posix95.h (__gthread_active_p): Likewise.
1446 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1448 * common.opt (-fnew-ra): Remove.
1450 * toplev.h (flag_new_regalloc): Remove.
1451 * Makefile.in (ra*.*): Don't mention.
1452 * passes.c (rest_of_handle_new_regalloc): Remove.
1453 (rest_of_handle_combine, rest_of_compilation): Always consider
1454 flag_new_regalloc as false.
1455 * doc/invoke.texi: Don't document -fnew-ra.
1457 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1459 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1460 last parameter to reg_scan.
1461 * loop.c (loop_optimize): Likewise.
1462 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1463 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1464 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1465 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1466 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1467 * regclass.c (reg_scan): Likewise, for the declaration.
1468 * rtl.h (reg_scan): Likewise, for the prototype.
1470 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1472 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1473 mark_dfs_back_edges.
1475 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1477 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1478 (compute_avail): Uses don't go in tmp_gen.
1480 2005-01-16 Steven Bosscher <stevenb@suse.de>
1482 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1483 loop to look for a free slot in a page entry.
1485 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1488 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1489 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1490 just before targetm.asm_out.file_end.
1491 * tree.h (process_pending_assemble_output_defs): Declare.
1492 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1494 (assemble_alias): Defer generation of assembly code for defines when
1495 TARGET_DEFERRED_OUTPUT_DEFS is true.
1496 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1497 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1498 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1500 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1503 * pa.c (pa_scalar_mode_supported_p): New function.
1504 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1505 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1507 * pa-protos.h (prefetch_operand): Delete.
1508 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1509 * pa.c (prefetch_operand): Delete.
1510 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1511 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1512 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1513 and prefetch_nocc_operand.
1514 * pa.md (prefetch): Rework to avoid reload problems handling short
1515 displacements when a cache control completer needs to be provided.
1516 (prefetch_32, prefetch_64): Delete.
1517 (prefetch_cc, prefetch_nocc): New patterns.
1519 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1521 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1523 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1526 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1527 exceeds maximum alignment for global common data.
1528 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1529 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1531 2004-01-15 Roger Sayle <roger@eyesopen.com>
1533 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1535 2004-01-15 Roger Sayle <roger@eyesopen.com>
1537 * harg-reg-set.h (reg_class_names): Prototype global array.
1538 * regclass.c (reg_class_names): Declare here and initialize to
1540 (dump_regclass): Remove local declaration of reg_class_names.
1541 (regclass): Likewise.
1542 * cfg.c (dump_flow_info): Likewise.
1543 * ra-debug.c (reg_class_names): Likewise.
1544 * regrename.c (reg_class_names): Likewise.
1545 * reload.c (reg_class_names): Likewise.
1546 * reload1.c (spill_failure): Likewise.
1547 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1549 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1551 * config/s390/s390.md ("reload_outti"): Remove predicate for
1552 output operand. Abort if operand is not a MEM.
1553 ("reload_outdi", "reload_outdf"): Likewise.
1555 2005-01-15 Marc Espie <espie@openbsd.org>
1557 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1558 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1559 * config/openbsd.h: Fix C++ includes for native configurations.
1560 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1561 Add trampoline support.
1562 * config/i386/openbsdelf.h: New.
1564 2005-01-15 Marc Espie <espie@openbsd.org>
1566 * collect2.c (main): Explicitly parse -dynamic-linker option.
1568 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1570 PR tree-optimization/19060
1571 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1572 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1573 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1574 and handle extract_range_from_cond returning false.
1575 * fold-const.c (fold): Optimize comparisons with min/max even for
1576 width > HOST_BITS_PER_WIDE_INT.
1578 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1580 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1581 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1582 Remove little endian multilib variants.
1583 Add mips32 multilib variant.
1585 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1587 * explow.c (copy_all_reg, stabilize): Remove.
1588 * expr.h: Remove the corresponding prototypes.
1590 * rtlanal.c (regs_set_between_p): Remove.
1591 * rtl.h: Remove the corresponding prototype.
1593 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1595 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1596 to rs6000_nonimmediate_operand.
1597 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1598 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1599 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1600 rs6000_nonimmediate_operand.
1601 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1602 rs6000_nonimmediate_operand.
1604 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1606 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1608 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1610 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1612 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1613 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1615 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1616 (rs6k_nonimmediate_operand): New.
1617 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1619 (legitimate_lo_sum_address_p): Same.
1620 (rs6000_legitimize_address): Same.
1621 (rs6000_legitimize_reload_address): Same.
1622 (rs6000_legitimate_address): Same.
1623 (spe_build_register_parallel): Pass DF and DC modes in a DI
1626 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1627 to rs6k_nonimmediate_operand.
1629 * config/rs6000/spe.md ("*frob_df_di"): New.
1630 ("*frob_di_df"): New.
1631 ("*frob_di_df_2"): New.
1632 ("*mov_sidf_e500_subreg0"): New.
1633 ("*mov_sidf_e500_subreg4"): New.
1634 ("*movdf_e500_double"): Change predicate to
1635 rs6k_nonimmediate_operand.
1637 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1639 * postreload.c (move2add_note_store): Only call
1640 trunc_int_for_mode on scalar integers.
1642 2005-01-14 Steven Bosscher <stevenb@suse.de>
1644 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1645 replace BB_VISITED uses.
1646 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1647 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1648 (tree_dce_done): Free visited_control_parents.
1649 (perform_tree_ssa_dce): Allocate and clear it.
1650 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1651 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1652 instead of BB_VISITED.
1654 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1656 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1657 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1658 Remove unused prototypes.
1660 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1662 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1663 64-bit register usage.
1664 (spe_func_has_64bit_regs_p): Add FIXME note.
1666 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1668 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1669 flag_finite_math_only with flag_unsafe_math_optimizations.
1671 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1673 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1675 (__tpf_eh_return): Copy TPF private stack area from the module
1676 boundary stack frame. Add check for when module addresses are
1677 equal, but no stub address is found.
1679 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1682 * arm.h (struct machine_function): Add call_via field.
1683 (thumb_call_via_label): Declare.
1684 * arm.c (thumb_call_via_label): New variable.
1685 (thumb_call_reg_needed): New variable.
1686 (arm_output_function_epilogue): For Thumb code, output any per-function
1687 call-indirect trampolines.
1688 (thumb_call_via_reg): New function.
1689 (arm_file_end): New function.
1690 (TARGET_ASM_FILE_END): Call arm_file_end.
1691 (aof_file_end): Likewise.
1692 * arm-protos.h (thumb_call_via_reg): Declare.
1693 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1694 thumb_call_via_reg in normal case.
1696 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1699 PR rtl-optimization/19348
1700 * recog.c (peephole2_optimize): Do global life update if some peephole
1701 decides it doesn't need at least one of its inputs and that change
1702 influences liveness at the start of the basic block.
1704 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1705 arguments instead of 1.
1707 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1710 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1711 zero for nested functions needing a static chain or functions
1712 with a non-constant address.
1714 2005-01-13 Roger Sayle <roger@eyesopen.com>
1716 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1717 (and (sign_extend X) C) into (zero_extend (and X C)).
1719 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1721 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1723 2005-01-13 Richard Henderson <rth@redhat.com>
1728 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1729 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1730 not just TARGET_SSE.
1731 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1732 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1733 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1734 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1735 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1736 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1737 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1738 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1739 (movdicc_c_rex64): Rename with '*'.
1740 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1741 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1742 (movsfcc_1_387): Rename from movsfcc_1.
1743 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1744 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1745 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1746 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1747 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1748 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1749 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1750 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1751 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1752 sse_movdfcc_const0_4): Remove.
1753 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1754 recognize min/max early. Update for changed sse cmove patterns.
1755 (ix86_split_sse_movcc): New.
1756 * config/i386/i386-protos.h: Update.
1758 2005-01-13 Steven Bosscher <stevenb@suse.de>
1760 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1761 (fix_stmt_v_may_defs): Likewise.
1763 2005-01-13 Richard Henderson <rth@redhat.com>
1765 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1766 for converting the mask.
1768 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1770 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1773 2005-01-13 Richard Henderson <rth@redhat.com>
1775 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1776 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1777 IX86_BUILTIN_MOVDQ2Q): Remove.
1778 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1779 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1780 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1782 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1783 (sse2_pextrw): Fix immediate constraint.
1784 (sse2_loadq, sse2_loadq_rex64): Remove.
1785 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1786 Use __builtin_ia32_vec_ext_<size>.
1787 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1789 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1791 * function.c (assign_parm_setup_block): Look inside original
1792 entry_parm when inspecting PARALLEL.
1794 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1795 Joel Sherrill <joel@oarcorp.com>
1798 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1799 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1800 rtems_gxx_recursive_mutex_init.
1801 (__gthread_recursive_mutex_lock): New function.
1802 (__gthread_recursive_mutex_trylock): Likewise.
1803 (__gthread_recursive_mutex_unlock): Likewise.
1805 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1807 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1809 2005-01-13 Jan Beulich <jbeulich@novell.com>
1811 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1812 (ashrti3_internal): Indicate output is early clobber. Generate result
1813 into output rather than first input. Use move for low word of output
1814 if shift count is exactly 64.
1815 (lshrti3_internal): Likewise.
1817 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1821 * reload1.c (delete_output_reload): Don't delete an output reload
1822 if the pseudo lives longer than a single basic block. Adjust and
1823 improve wording of comment.
1825 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1828 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1829 of TYPE_SIZE where we mean the number of bytes.
1831 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1833 * function.c (assign_parm_setup_block): Relax condition on
1834 multi-register optimization.
1836 2005-01-12 Nick Clifton <nickc@redhat.com>
1838 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1839 an "in_delay_slot" attribute of "no" to prevent them being used in
1840 delay slots. This is forbidden because they might generate
1843 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1846 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1849 2005-01-12 Nick Clifton <nickc@redhat.com>
1851 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1852 passed on to GAS) but do not define, as GAS no longer supports or
1853 needs the -m2000 option.
1855 2005-01-11 Roger Sayle <roger@eyesopen.com>
1857 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1858 type as args of unprototyped builtins aren't automatically promoted.
1859 (fold_builtin_abs): Likewise.
1861 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1863 * Makefile.in: Set a `build-warn' variable.
1865 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1867 PR tree-optimization/17949
1868 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1869 (find_interesting_uses_address): Use it.
1871 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1873 * regrename.c (kill_value): Handle subreg's that won't simplify.
1875 2005-01-11 Richard Henderson <rth@redhat.com>
1878 * config/i386/i386.h (enum ix86_builtins): Move ...
1879 * config/i386/i386.c: ... here.
1880 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1881 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1882 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1883 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1884 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1885 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1886 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1887 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1888 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1889 IX86_BUILTIN_LOADDDUP): Remove.
1890 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1891 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1892 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1893 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1894 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1895 (ix86_init_builtins): Make static.
1896 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1897 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1898 if all the modes match. Otherwise, fake it.
1899 (get_element_number, ix86_expand_vec_init_builtin,
1900 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1901 (ix86_expand_builtin): Make static. Update for changed builtins.
1902 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1903 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1904 (ix86_expand_vector_init_duplicate): New.
1905 (ix86_expand_vector_init_low_nonzero): New.
1906 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1907 Split out from ix86_expand_vector_init; handle integer modes.
1908 (ix86_expand_vector_init): Use them.
1909 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1910 * config/i386/i386-protos.h: Update.
1911 * config/i386/predicates.md (reg_or_0_operand): New.
1912 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1913 (movv2sf_internal): Likewise. And a splitter to match them all.
1914 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1915 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1916 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1917 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1918 (mmx_pinsrw): Fix operand ordering.
1919 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1920 rather than sse_loadss expander.
1921 (movv2df splitter): Similarly.
1922 (sse_loadss, sse_loadlss): Remove.
1923 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1924 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1925 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1926 (sse3_movddup): Rename with '*'.
1927 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1928 (sse2_loadsd): Remove.
1929 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1930 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1931 (sse2_pinsrw): Fix argument ordering.
1932 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1933 (sse2_stored): Remove 'r' destination.
1934 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1935 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1936 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1937 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1938 vec_extractv16qi, vec_initv16qi): New.
1940 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1941 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1942 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1944 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1945 (_mm_load_si128, _mm_store_si128): Likewise.
1946 (_mm_load1_pd): Use _mm_set1_pd.
1947 (_mm_load_sd): Use _mm_set_sd.
1948 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1949 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1950 (_mm_set_epi64): Use _mm_set_epi64x.
1951 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1952 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1953 _mm_setr_epi8): Use _mm_set_foo form.
1954 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1955 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1956 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1957 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1958 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1959 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1960 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1961 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1962 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1963 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1964 (_mm_movedup_pd): Use _mm_shuffle_pd.
1965 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1966 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1967 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1968 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1970 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1971 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1972 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1973 (_mm_store_ps): Use raw dereference.
1974 (_mm_store1_ps): Use _mm_storeu_ps.
1975 (_mm_storer_ps): Use _mm_store_ps.
1976 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1977 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1979 2005-01-11 Stan Shebs <shebs@apple.com>
1981 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1982 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1984 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1987 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1988 Skip all DECLs except for FIELD_DECLs.
1990 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1992 * config/s390/s390.c (override_options): Return error if
1993 -mbackchain, -mpacked-stack and -mhard-float are used together.
1994 (s390_va_start): Remove the backchain && packed-stack special case.
1995 (s390_gimplify_va_arg): Likewise.
1996 * doc/invoke.texi: Remove the ABI incompatibility note.
1998 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2000 * config/s390/s390.c (struct s390_frame_layout): Remove
2002 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2003 save_backchain_p with TARGET_BACKCHAIN.
2005 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2008 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2009 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2010 * function.c (locate_and_pad_parm): Set new field.
2011 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2012 Tweak where_pad test to include "none". Always set mem align for
2014 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2015 not sufficient for type.
2016 (assign_parm_setup_block): If stack_parm is zero on entry, always
2017 make a new stack local. Block move old stack parm if necessary
2018 to new aligned stack local.
2019 (assign_parm_setup_stack): Use a block move to handle
2020 potentially misaligned entry_parm.
2021 (assign_parms_unsplit_complex): Specify required alignment when
2022 creating stack local.
2023 * calls.c (compute_argument_addresses): Override alignment of stack
2024 arg calculated from its type with the alignment given by
2025 FUNCTION_ARG_BOUNDARY.
2026 (store_one_arg): Likewise.
2028 2005-01-11 Jan Beulich <jbeulich@novell.com>
2030 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2031 Change respective itanium_class attribute to ialu.
2032 (shladdp4_internal): New.
2033 * config/ia64/predicates.md (shladd_log2_operand): New.
2035 2005-01-11 Richard Henderson <rth@redhat.com>
2037 * expr.c (store_constructor): Use rtvec_alloc instead of
2038 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2040 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2042 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2044 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2046 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2047 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2048 (TARGET_RWRELOC): Define.
2049 (ia64_rwreloc_section_type_flags): Delete.
2050 (ia64_section_type_flags): New function.
2051 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2052 (TARGET_RWRELOC): Define.
2054 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2057 * config/ia64/ia64.c (process_set): For alloc insn, only call
2058 process_epilogue is !frame_pointer_needed.
2060 2005-01-10 Roger Sayle <roger@eyesopen.com>
2063 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2064 unary operator and can't be treated as a binary/comparison operator.
2066 2005-01-10 Richard Henderson <rth@redhat.com>
2068 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2069 (ix86_return_in_memory): Likewise.
2070 (function_arg_advance): Likewise. Mirror structure in function_arg
2071 for choosing register to advance.
2073 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2075 * tree-vectorizer.c, tree.def: Fix comment typos.
2077 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2079 * config/s390/s390.c (struct processor_costs): 4 new fields:
2080 ddbr, ddr, debr, der.
2081 (s390_rtx_costs): More precise handling of divide instructions.
2083 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2085 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2087 2005-01-10 Jan Beulich <jbeulich@novell.com>
2089 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2090 names resulting from -ffunction-sections/-fdata-sections and linkonce
2092 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2093 based on the section name. Rearrange the section name comparison logic
2094 slightly so that each section name is compared against at most once.
2096 2005-01-10 Ben Elliston <bje@au.ibm.com>
2098 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2099 targets for which -fPIC reduces limitations on the GOT size.
2101 2005-01-09 Falk Hueffner <falk@debian.org>
2103 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2106 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2109 * collect2.c (main): Set aixrtl_flag for -brtl option.
2110 (resolve_lib_name): Search for .so file extension before .a
2113 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2115 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2116 (vect_analyze_data_refs_alignment): Add dump prints.
2118 2005-01-09 Ira Rosen <irar@il.ibm.com>
2120 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2121 expr_invariant_in_loop_p.
2122 Initialize outputs first thing in the function.
2123 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2124 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2125 (vect_analyze_pointer_ref_access): Check that the initial condition of
2126 the access function is loop invariant.
2128 2005-01-09 Richard Henderson <rth@redhat.com>
2130 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2131 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2132 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2133 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2134 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2135 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2136 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2137 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2138 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2139 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2140 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2141 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2142 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2143 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2144 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2145 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2146 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2147 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2148 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2149 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2150 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2151 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2152 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2154 (mmx_clrdi, pavgusb): Remove.
2155 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2156 with leading sse_ prefix.
2157 * config/i386/sse.md: Receive them.
2158 * config/i386/mmx.md: New file.
2159 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2160 (subrv2sf3): Turn into expander for normal subtraction.
2161 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2162 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2163 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2164 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2165 commutative; use ix86_binary_operator_ok.
2166 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2167 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2168 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2169 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2170 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2171 Macroize from existing patterns; use ix86_binary_operator_ok.
2172 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2173 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2174 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2175 with vec_select+vec_concat.
2176 (mmx_pshufw, mmx_pshufw_1): Likewise.
2177 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2178 (mmx_uavgv4hi3): Model correctly.
2179 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2180 _mm_xor_si64): Remove casts.
2182 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2184 PR tree-optimization/19224
2185 * tree-scalar-evolution.c (get_instantiated_value,
2186 set_instantiated_value): New functions.
2187 (instantiate_parameters_1): Cache the results.
2188 (instantiate_parameters, resolve_mixers): Initialize and free
2191 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2193 * config/i386/i386.md (addhi_4): Correct reference in comment.
2196 2005-01-08 Richard Henderson <rth@redhat.com>
2198 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2199 (_mm_cvtsi128_si64x): Likewise.
2200 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2201 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2202 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2203 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2204 * config/i386/i386-protos.h: Update.
2205 * config/i386/i386.c (print_operand): Add 'H'.
2206 (ix86_fixup_binary_operands): Split out from ...
2207 (ix86_expand_binary_operator): ... here.
2208 (ix86_fixup_binary_operands_no_copy): New.
2209 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2210 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2211 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2212 (safe_vector_operand): Use CONST0_RTX.
2213 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2214 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2215 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2216 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2218 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2219 (IX86_BUILTIN_CMPNGESS): New.
2220 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2221 (attr type): Add sselog1.
2222 (attr unit, attr memory): Handle it.
2223 (movti, movti_internal, movti_rex64): Move near other integer moves.
2224 (movtf, movtf_internal): Move near other fp moves.
2225 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2226 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2227 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2228 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2229 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2230 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2231 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2232 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2233 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2234 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2235 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2236 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2237 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2238 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2239 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2240 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2241 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2242 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2243 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2244 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2245 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2246 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2247 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2248 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2249 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2250 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2251 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2252 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2253 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2254 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2255 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2256 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2257 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2258 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2259 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2260 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2261 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2262 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2263 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2264 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2265 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2266 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2267 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2268 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2270 (SSEPUSH, push<SSEPUSH>): Remove.
2271 (MMXPUSH, push<MMXPUSH>): Remove.
2272 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2273 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2274 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2275 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2276 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2277 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2278 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2279 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2280 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2281 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2282 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2283 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2284 (ppro_sse_log_V4SF): Handle sselog1.
2285 * config/i386/predicates.md (const_0_to_1_operand): New.
2286 (const_0_to_255_mul_8_operand): New.
2287 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2288 (const_2_to_3_operand, const_4_to_7_operand): New.
2289 * config/i386/sse.md: New file.
2290 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2291 (sse_movups): Rename from sse_movups_1.
2292 (sse_loadlss): Rename from sse_loadss_1.
2293 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2295 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2296 (absv4sf2, negv2df, absv2df): New.
2297 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2298 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2299 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2300 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2301 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2302 (sse3_addsubv4sf3): Model correctly.
2303 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2304 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2305 (sse_movhlps): Model with vec_select+vec_concat.
2306 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2307 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2308 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2309 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2310 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2311 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2312 sse2_pshufhw_1): Likewise.
2313 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2314 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2315 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2316 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2317 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2318 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2319 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2320 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2321 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2322 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2323 sminv8hi3): Mark commutative
2324 operands. Use ix86_binary_operator_ok.
2325 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2326 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2327 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2328 sse2_punpcklqdq): Allow operand2 in memory.
2329 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2330 sse2_movsd): Add memory alternatives.
2331 (sse_storelps): Turn expander into an insn; split after reload.
2332 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2333 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2335 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2337 * configure.ac (DWARF-2 debug_line): Use objdump.
2338 * configure: Regenerate.
2340 2005-01-08 Jeff Law <law@redhat.com>
2341 Diego Novillo <dnovillo@redhat.com>
2343 PR tree-optimization/18241
2344 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2345 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2346 statements with volatile operands.
2347 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2348 operands after marking a statement with has_volatile_ops.
2350 2005-01-08 Roger Sayle <roger@eyesopen.com>
2352 * tree.c (int_fits_type_p): Always honor integer constant
2353 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2355 2005-01-08 Roger Sayle <roger@eyesopen.com>
2357 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2358 the latent bug in rtl_delete_block has been resolved.
2360 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2362 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2363 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2365 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2367 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2368 library as @multilib_dir@/$(SHLIB_SONAME).
2370 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2372 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2373 * configure: Regenerate.
2375 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2377 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2380 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2383 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2384 Convert non-word aligned offset address using ld/std into
2387 2005-01-07 Richard Henderson <rth@redhat.com>
2389 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2391 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2393 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2395 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2397 PR tree-optimization/19283
2398 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2399 is not shorter than the original type.
2401 PR rtl-optimization/19012
2402 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2404 PR rtl-optimization/18861
2405 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2406 (FULL_STATE): Define.
2407 (mark_tablejump_edge): New function.
2408 (purge_dead_tablejump_edges): New function.
2409 (find_bb_boundaries): Use it.
2411 PR tree-optimization/18828
2412 * builtins.c (expand_builtin_next_arg): Remove argument and all
2413 the argument checking.
2414 (expand_builtin): Adjust caller.
2415 (expand_builtin_va_start): Likewise. Remove error for too many
2417 (fold_builtin_next_arg): Issue error for too many arguments.
2418 After checking arguments, replace them with magic arguments that
2419 prevent further checking of the args.
2421 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2423 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2425 2005-01-06 Roger Sayle <roger@eyesopen.com>
2428 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2429 and %{.S:...} (and their negative variants) to test whether the
2430 input file is assembler or pre-processed-assembler independent of
2431 the actual filename extension.
2433 2005-01-06 Roger Sayle <roger@eyesopen.com>
2435 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2436 of sign or zero extended values.
2438 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2440 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2441 for IBM long double format correctly.
2443 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2445 Fix PR tree-optimization/18792
2447 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2448 to first_loop_depth, and use loop depth instead of loop number.
2449 (build_classic_dir_vector): Ditto.
2450 (compute_data_dependences_for_loop): Use depth, not loop number.
2451 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2452 number. Pass in loops, instead of loop numbers.
2453 (gather_interchange_stats): Ditto.
2454 (linear_transform_loops): Ditto.
2456 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2459 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2460 biv_fits_mode_p, extension_within_bounds_p): New functions.
2461 (check_ext_dependent_givs): Use them.
2463 2005-01-06 Roger Sayle <roger@eyesopen.com>
2465 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2466 more than one barrier, in which case we should delete them all.
2468 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2470 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2472 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2474 Fix PR middle-end/19286
2476 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2477 output this subprogram, simply ignore this attempt to do it again.
2478 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2479 origin attribute if it's not possible.
2480 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2481 (decls_for_scope): Ditto.
2482 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2483 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2485 2005-01-05 Richard Henderson <rth@redhat.com>
2488 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2489 (bdesc_2arg): Use it.
2490 (ix86_expand_binop_builtin): Force operands into registers
2492 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2493 ix86_expand_sse_compare, ix86_expand_sse_comi,
2494 ix86_expand_builtin): Likewise.
2496 2005-01-05 Richard Henderson <rth@redhat.com>
2498 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2500 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2501 (mulv4hi3): Set itanium_class mmmul.
2502 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2503 (fpack): Rename from fpack_sfsf.
2505 2005-01-05 Richard Henderson <rth@redhat.com>
2508 * reload1.c (do_input_reload): Restrict the optimization deleteing
2509 a previous output reload to RELOAD_FOR_INPUT.
2511 2005-01-05 Steven Bosscher <stevenb@suse.de>
2513 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2514 comment that we fall through after case.
2515 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2516 (distribute_links): Likewise.
2517 * cse.c (cse_insn): Likewise.
2518 * cselib.c (cselib_invalidate_mem): Likewise.
2519 * df.c: Update comments at the top of the file.
2520 (read_modify_subreg_p): Update comments here too.
2521 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2522 * flow.c (mark_set_1): Likewise.
2523 (mark_used_regs): Likewise.
2524 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2525 (canon_list_insert): Likewise.
2526 (mark_set): Likewise.
2527 (try_replace_reg): Likewise.
2528 (store_killed_in_insn): Likewise.
2529 * loop.c (count_one_set): Likewise.
2530 (basic_induction_var): Likewise.
2531 * postreload-gcse.c (find_mem_conflicts): Likewise.
2532 * postreload.c (reload_combine_note_store): Likewise.
2533 (move2add_note_store): Likewise.
2534 * reload.c (find_equiv_reg): Likewise.
2535 (mark_referenced_resources): Likewise.
2536 * rtlanal.c (set_noop_p): Likewise.
2537 (note_stores): Likewise.
2538 (note_uses): Likewise.
2539 * sched-deps.c (sched_analyze_1): Likewise.
2540 * sched-rgn.c (check_live_1): Likewise.
2541 (update_live_1): Likewise.
2542 * config/i860/i860.c: Likewise.
2544 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2546 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2548 * doc/rtl.texi: Update documentation for bit-fields and SET.
2550 2005-01-05 Roger Sayle <roger@eyesopen.com>
2552 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2554 2005-01-05 Jan Hubicka <jh@suse.cz>
2555 Richard Henderson <rth@redhat.com>
2558 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2561 2005-01-05 Richard Henderson <rth@redhat.com>
2564 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2565 (sse_shufps): Change operand 3 to const_int_operand.
2566 (sse2_storelps): Fix typo in template.
2567 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2568 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2569 (ix86_expand_builtin): Likewise.
2571 2005-01-05 Julian Brown <julian@codesourcery.com>
2573 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2574 as aggregates for AAPCS ABIs.
2576 2005-01-05 Stan Shebs <shebs@apple.com>
2578 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2579 Mach-O getters if ppc64.
2580 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2582 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2583 signed four-byte field for global code case.
2584 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2586 2005-01-05 Roger Sayle <roger@eyesopen.com>
2589 * c-common.c: Include real.h.
2590 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2591 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2592 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2593 * Makefile.in (c-common.o): Update dependencies.
2595 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2597 * c-parse.in (asm_string): Add trailing semicolon.
2599 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2601 * c-parse.in (asm_string): New. Don't allow wide strings in
2603 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2604 asm_string instead of STRING.
2606 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2608 * c-typeck.c (constructor_no_implicit): Remove.
2609 (set_designator, process_init_element): Don't check
2610 constructor_no_implicit.
2612 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2613 Kaz Kojima <kkojima@gcc.gnu.org>
2616 * lcm.c (create_pre_exit): New.
2617 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2618 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2620 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2622 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2623 -msoft-float in target_float_switch.
2624 * arm.c (arm_override_options): Fix processing of target_float_switch.
2626 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2628 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2631 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2633 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2634 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2636 2005-01-04 Roger Sayle <roger@eyesopen.com>
2638 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2639 if deleting the then-block allows the test-block to fallthru to the
2642 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2645 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2646 after the full declaration if the are in two different TUs.
2648 2005-01-04 Richard Henderson <rth@redhat.com>
2651 * tree-sra.c (generate_one_element_init): Just
2652 call gimplify_and_add.
2653 (generate_element_init): Record the
2654 new referenced variables and mark them for renaming
2655 and split out to ...
2656 (generate_element_init_1): This.
2657 (scalarize_init): Don't call push_gimplify_context/
2658 pop_gimplify_context.
2660 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2662 * toplev.c (get_src_pwd): Handle failure of getpwd().
2664 2005-01-04 Roger Sayle <roger@eyesopen.com>
2666 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2668 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2669 all the cases handled by it are inverted by invert_truthvalue.
2671 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2673 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2674 (save_register_windowsi): Likewise.
2676 2005-01-04 Richard Henderson <rth@redhat.com>
2678 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2680 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2683 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2684 any simplifications of vector mode comparison operators.
2685 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2687 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2688 Devang Patel <dpatel@apple.com>
2690 PR tree-optimization/18308
2691 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2692 the operands before creating a new expression.
2693 * dojump.c (do_jump): Make drop_through_label available
2694 for all cases. Add expansion of COND_EXPR.
2696 2005-01-04 Ira Rosen <irar@il.ibm.com>
2698 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2699 INTEGER_CST instead of TREE_CONSTANT.
2700 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2701 instead of TREE_CONSTANT.
2702 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2703 instead of TREE_CONSTANT.
2705 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2707 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2709 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2712 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2713 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2715 2005-01-03 Richard Henderson <rth@redhat.com>
2717 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2718 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2719 fold_convert_const_real_from_real): Split out from ...
2720 (fold_convert_const): ... here.
2722 2005-01-03 Richard Henderson <rth@redhat.com>
2725 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2726 (mov<MMXMODEI>_internal): Likewise.
2727 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2728 Add V2SF case; use it for SSE1; don't use TI.
2729 (movdf_integer): Likewise.
2730 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2732 2005-01-03 Ira Rosen <irar@il.ibm.com>
2734 * tree-vectorizer.c (vect_strip_conversions): New function.
2735 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2736 check for binary class.
2738 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2742 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2744 * gimple-low.c (mark_blocks_with_used_vars): New function.
2745 (mark_blocks_with_used_subblocks): Ditto.
2746 (mark_used_blocks): Ditto.
2747 (pass_mark_used_blocks): New pass.
2748 * tree-inline.c: Include debug.h.
2749 (expand_call_inline): Call outlining_inline_function here.
2750 * tree-optimize.c (init_tree_optimization_passes): Add
2751 pass_mark_used_blocks.
2752 * tree-pass.h (pass_mark_used_blocks): New.
2753 * Makefile.in (tree-inline.o): Add debug.h dependency.
2755 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2757 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2758 VAR_DECLs to have weak_import attribute.
2760 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2763 2004-01-03 Steven Bosscher <stevenb@suse.de>
2765 * passes.c (rest_of_compilation): Don't run regmove if only
2766 flag_expensive_optimizations, require flag_regmove instead.
2768 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2770 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2772 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2773 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2774 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2775 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2777 2005-01-03 Richard Henderson <rth@redhat.com>
2779 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2780 (ia64_const_ok_for_letter_p): New.
2781 (ia64_const_double_ok_for_letter_p): New.
2782 (ia64_extra_constraint): New.
2783 (ia64_expand_vecint_compare): New.
2784 (ia64_expand_vcondu_v2si): New.
2785 (ia64_expand_vecint_cmov): New.
2786 (ia64_expand_vecint_minmax): New.
2787 (ia64_print_operand): Add 'v'.
2788 (ia64_preferred_reload_class): New.
2789 (ia64_vector_mode_supported_p): New.
2790 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2791 (PREFERRED_RELOAD_CLASS): Move to function.
2792 (CONST_OK_FOR_LETTER_P): Move to function.
2793 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2794 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2795 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2796 (EXTRA_CONSTRAINT): Move to function.
2797 * config/ia64/ia64.md: Include vect.md.
2798 (itanium_class): Add mmalua.
2800 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2802 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2803 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2805 (const_int_2bit_operand): New.
2806 (fr_reg_or_0_operand): New.
2807 * config/ia64/ia64-modes.def: Add vector modes.
2808 * config/ia64/ia64-protos.h: Update.
2809 * config/ia64/vect.md: New file.
2811 2005-01-03 Richard Henderson <rth@redhat.com>
2813 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2815 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2818 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2820 (log1pdf2): Change mode of operands[0,1] to DFmode.
2822 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2824 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2825 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2826 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2827 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2828 SPARC_RELAXED_ORDERING.
2830 2005-01-03 Richard Henderson <rth@redhat.com>
2831 Uros Bizjak <uros@kss-loka.si>
2834 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2835 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2836 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2838 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2839 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2840 const_pow2_1_to_128_operand): New predicates.
2842 2005-01-02 Greg McGary <greg@mcgary.org>
2844 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2846 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2847 object. [ptr_type]: Remove unused variable.
2848 Remember nearest addressable array-element or record-component
2849 when checking bitfield components. Tolerate empty BIND_EXPR.
2851 2005-01-01 Richard Henderson <rth@redhat.com>
2853 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2854 that don't narrow the value. Fail for other conversions.
2856 2005-01-01 Richard Henderson <rth@redhat.com>
2859 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2860 * c-lang.c (finish_file): Don't do it here.
2861 * objc/objc-act.c (objc_finish_file): Likewise.
2863 * cgraph.c (decl_assembler_name_equal): New.
2864 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2865 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2866 * cgraph.h (struct cgraph_varpool_node): Add next.
2867 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2868 * varasm.c (assemble_alias): Mark the target as needed.
2870 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2873 * function.c (get_arg_pointer_save_area): Use entry_of_function
2874 instead of get_insns.
2876 2005-01-01 Roger Sayle <roger@eyesopen.com>
2877 Andrew Pinski <pinskia@physics.uc.edu>
2878 James E. Wilson <wilson@specifixinc.com>
2880 PR rtl-optimization/12092
2881 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2884 2005-01-01 Roger Sayle <roger@eyesopen.com>
2885 Olivier Hainque <hainque@act-europe.fr>
2887 * tree.c (int_fits_type_p): A narrower type always fits in a
2888 wider one, except for negative values into unsigned types.
2890 2005-01-01 Roger Sayle <roger@eyesopen.com>
2892 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2893 with the original constant rather than require TREE_OVERFLOW.
2895 2005-01-01 Steven Bosscher <stevenb@suse.de>
2898 * c-decl.c (finish_function): If compiling C99, annotate the
2899 compiler generated return with the current file name and line 0.
2900 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2901 the source line is greater than 0.
2902 (remove_bb): Likewise.
2904 See ChangeLog.12 for earlier changes.