1 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3 Fix PR tree-optimization/19624
5 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6 * tree-ssa-pre.c: Add cfgloop.h.
8 (pre_stats): New member, constified.
9 (inserted_exprs): New static variable.
10 (NECESSARY): New macro.
11 (create_expression_by_pieces): Fold the expression, and
12 mark it as defaulting to not necessary. Also put in
14 (fully_constant_expression): New function.
15 (insert_into_preds_of_block): Modify to not insert phis when we
16 are playing with induction variables.
17 Push phis onto the inserted_exprs vector, and mark them as not
19 (insert_aux): Call fully_constant_expression on eprime.
20 If all edges produce the same value, mark it constant.
21 (mark_operand_necessary): New function.
22 (remove_dead_inserted_code): New function.
23 (init_pre): Init loop optimizer to get loop info.
24 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
25 (execute_pre): Commit edge inserts, then remove dead code.
27 2005-01-30 Richard Henderson <rth@redhat.com>
29 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
30 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
32 2005-01-30 Richard Henderson <rth@redhat.com>
35 * config/i386/i386.c (ix86_expand_copysign): New.
36 (ix86_split_copysign_const): New.
37 (ix86_split_copysign_var): Rename from ix86_split_copysign,
38 rearrange op1/nmask operands.
39 * config/i386/i386-protos.h: Update.
40 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
41 (copysigndf3): Likewise.
42 (copysignsf3_const, copysigndf3_const): New.
43 (copysignsf3_var): Rename from copysignsf3, split out splitter
44 and fix split predicate for X constraint.
45 (copysigndf3_var): Similarly.
47 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
49 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
50 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
51 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
53 2005-01-29 Richard Henderson <rth@redhat.com>
56 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
57 of # and * in constraints.
59 2005-01-29 Richard Henderson <rth@redhat.com>
62 * expr.c (store_field): Don't strip sub-mode cast when the input
65 2005-01-29 Richard Henderson <rth@redhat.com>
68 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
71 2005-01-29 Richard Henderson <rth@redhat.com>
73 * combine.c (make_field_assignment): Fix argument order
76 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
78 PR tree-optimization/15791
79 * fold-const.c (extract_array_ref): New function.
80 (fold): Fold comparisons between &a[i] and &a[j] or
81 semantically equivalent trees.
83 2005-01-29 Jeff Law <law@redhat.com>
85 * gcse.c (insert_expr_in_table): Revamp handling of available
86 and anticipatable occurrence lists to avoid unnecessary list
88 (insert_set_in_table): Similarly.
90 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
92 * c-common.c (fix_string_type): Just use c_build_qualified_type to
94 (c_build_qualified_type): Build qualified array types with
95 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
96 * c-decl.c (c_make_fname_decl): Build unqualified array type
97 before qualified type.
98 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
99 type is qualified, not just if type itself is. Don't apply
100 qualifiers to array type when declarator is processed. Apply
101 qualifiers to field type whether or not it is an array type.
102 Don't handle array types specially for applying qualifiers to
104 * c-typeck.c (composite_type): Build unqualified element type and
105 array type when forming composite of array types.
106 (common_pointer_type, comptypes, comp_target_types,
107 type_lists_compatible_p, build_indirect_ref, build_array_ref,
108 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
110 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
111 (args2) in variables a1 and a2.
113 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
115 * cse.c (n_elements_made, max_elements_made): Remove.
116 (insert): Don't touch n_elements_made.
117 (cse_main): Don't touch n_elements_made or max_elements_made.
119 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
122 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
123 configuration part of dp-bit.c to be lost.
125 2005-01-28 Roger Sayle <roger@eyesopen.com>
127 * expmed.c (expand_mult_highpart_optab): When attempting to use
128 a non-widening multiplication in a wider mode, the operands need
129 to be converted (zero or sign extended) to that mode.
131 2005-01-28 Ian Lance Taylor <ian@airs.com>
135 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
136 through if both operands fall through.
138 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
140 * cse.c (fold_rtx) <PC>: Don't optimize.
142 2005-01-28 Jeff Law <law@redhat.com>
144 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
145 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
147 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
149 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
150 cse_reg_info_used_list_end): Remove.
151 (cse_reg_info_list, cse_reg_info_list_free): New.
152 (get_cse_reg_info): When allocating an instance of
153 cse_reg_info, add it to the beginning of the cse_reg_info_list
154 list. Remove code to maintain cse_reg_info_used_list.
155 (new_basic_block): Reset the free list to the beginning of
158 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
160 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
161 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
162 (frv_expand_mdpackh_builtin): New function.
163 (frv_expand_builtin): Use it to expand __MDPACKH.
164 * doc/extend.texi (__MDPACKH): Update documentation.
166 2005-01-28 Uros Bizjak <uros@kss-loka.si>
168 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
169 SSE_FLOAT_MODE_P for use_sse computation.
171 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
174 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
176 2005-01-27 Richard Henderson <rth@redhat.com>
178 * builtins.c (expand_builtin_copysign): New.
179 (expand_builtin): Call it.
180 * genopinit.c (optabs): Add copysign_optab.
181 * optabs.c (init_optabs): Initialize it.
182 (expand_copysign): New.
183 * optabs.h (OTI_copysign, copysign_optab): New.
184 (expand_copysign): Declare.
186 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
187 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
189 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
190 (ix86_expand_fp_absneg_operator): ... here.
191 (ix86_split_copysign): New.
192 * config/i386/i386-protos.h: Update.
193 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
194 (copysignsf3, copysigndf3): New.
196 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
197 (copysignsf3, ncopysignsf3): New.
198 (copysigndf3, ncopysigndf3): New.
199 (copysignxf3, ncopysignxf3): New.
200 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
202 2005-01-27 Arend Bayer <arend.bayer@web.de>
203 Kazu Hirata <kazu@cs.umass.edu>
205 * cse.c: (find_best_addr): Don't call copy_rtx before calling
206 fold_rtx. Save cost recomputation if fold_rtx did nothing.
207 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
210 2005-01-27 Jeff Law <law@redhat.com>
212 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
213 definitions of SSA_NAMEs which are not being rewritten.
214 (rewrite_ssa_into_ssa): Only initialize the current definition
215 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
216 If checking is enabled, assert that SSA_NAME_AUX is clear for all
217 SSA_NAMEs before returning.
219 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
221 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
222 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
223 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
224 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
225 config/mips/iris6.h, config/sh/sh.c: Update copyright.
227 2005-01-27 Steven Bosscher <stevenb@suse.de>
230 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
231 higher to -O2 and higher. Likewise for tree PRE.
232 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
235 2005-01-27 Ian Lance Taylor <ian@airs.com>
238 * gimple-low.c (try_catch_may_fallthru): New static function.
239 (block_may_fallthru): Handle TRY_CATCH_EXPR.
240 * tree-inline.c (expand_call_inline): Don't warn about reaching
241 the end of a non-void function being inlined if the function uses
244 2005-01-27 Jakub Jelinek <jakub@redhat.com>
246 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
249 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
250 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
251 (implicitly_declare): Handle error_mark_node.
253 2005-01-27 Richard Henderson <rth@redhat.com>
256 * tree.h (struct tree_decl): Add debug_expr_is_from.
257 (DECL_DEBUG_EXPR_IS_FROM): New.
258 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
259 * dwarf2out.c (dwarf2out_var_location): Update to match.
260 * tree-outof-ssa.c (create_temp): Likewise.
261 * var-tracking.c (track_expr_p): Likewise.
262 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
263 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
264 * toplev.c (default_tree_printer): Likewise.
266 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
268 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
269 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
271 2005-01-27 Steven Bosscher <stevenb@suse.de>
273 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
274 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
275 ASM_CLOBBERS): Add tree checks.
277 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
278 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
279 * c-common.def (SWITCH_STMT): Update to match.
280 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
281 macros instead of SWITCH_EXPR ones.
282 * c-dump.c (c_dump_tree): Likewise.
283 * c-gimplify.c (gimplify_switch_stmt): Likewise.
284 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
286 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
288 2005-01-27 Alan Modra <amodra@bigpond.net.au>
290 * unwind-dw2.c (execute_stack_op): Add missing cases for
291 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
293 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
295 * config.gcc (Obsolete configurations): Remove 'dummy', add
296 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
299 2005-01-26 Diego Novillo <dnovillo@redhat.com>
301 PR tree-optimization/19633
302 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
304 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
305 are no call-clobbered variables.
306 * tree-outof-ssa.c (check_replaceable): Return false for calls
309 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
311 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
312 even for variables with NULL DECL_INITIAL.
314 2005-01-26 Stuart Hastings <stuart@apple.com>
316 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
318 2005-01-26 Richard Henderson <rth@redhat.com>
321 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
323 * expr.c (store_field): Strip conversions to odd-bit-sized types
324 if the destination field width matches.
326 2005-01-26 Richard Henderson <rth@redhat.com>
328 * c-decl.c, expmed.c, expr.c: Revert last change.
330 2005-01-26 Richard Henderson <rth@redhat.com>
333 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
335 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
336 if we don't need the bits above those present in the current mode.
337 * expr.c (store_field): Strip conversions to odd-bit-sized types
338 if the destination field width matches.
340 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
342 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
343 either -ffast-math or -funsafe-math-optimizations is in use.
345 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
349 * config/avr/avr.c (notice_update_cc): Only set condition code for
350 ashrqi3 if shift count > 0.
351 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
352 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
353 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
354 count <= 0 as a no-op, and shift count >= width by copying zero
355 or sign bit to all bits of the result.
356 * config/avr/avr.md (all shifts): Add alternatives for zero shift
357 count, with attribute "length" set to 0 and "cc" set to "none".
359 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
361 * doc/invoke.texi: Document -mTLS.
363 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
364 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
365 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
366 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
367 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
368 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
369 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
370 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
372 * configure.ac: Check for a TLS capable gas.
374 * configure: Regenerate.
376 2005-01-26 Richard Henderson <rth@redhat.com>
379 * combine.c (make_field_assignment): Simplify store to zero_extract
380 from a source with an overlapping mask.
382 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
384 2004-11-11 Eric Christopher <echristo@redhat.com>
386 * config/frv/frv.md: Add fr400_integer automaton. Don't
387 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
390 2005-01-26 Steven Bosscher <stevenb@suse.de>
393 * cfgbuild.c (make_edges): Do not clear or set
394 current_function_has_computed_jump.
395 * function.h (struct function): Remove the has_computed_jump field.
396 (current_function_has_computed_jump): Do not define.
397 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
398 in a computed jump. Ignore current_function_has_computed_jump.
400 2005-01-26 Richard Henderson <rth@redhat.com>
403 * expr.c (categorize_ctor_elements): New argument p_must_clear.
404 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
406 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
407 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
408 objects into static storage if they have more than one non-zero value.
409 * tree.h (categorize_ctor_elements): Update decl.
411 2005-01-26 Steven Bosscher <stevenb@suse.de>
414 * tree.h (CALL_EXPR_TAILCALL): Add comment.
415 * calls.c (check_sibcall_argument_overlap_1): Revert the change
416 to this function from 2004-07-10.
417 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
418 the current function for tail call optimizations if the address
419 of one of it its arguments is taken.
421 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
423 * cse.c (fold_rtx): Call equiv_constant only when necessary.
425 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
427 * function.c (expand_function_end): If current_function_calls_alloca,
428 emit stack restore in a place that is reached when the function falls
431 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
433 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
434 rule to avoid matching inappropriate suffix rule.
436 2005-01-26 Jan Hubicka <jh@suse.cz>
438 PR tree-optimization/19241
439 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
441 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
443 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
444 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
446 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
447 <sim*>: Always use crt1.o, regardless of N in simN.
448 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
449 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
450 (CRT_CALL_STATIC_FUNCTION): Remove.
451 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
452 use crt1.o, regardless of N in simN.
453 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
454 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
455 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
456 case isystem setting.
457 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
459 2005-01-25 Ian Lance Taylor <ian@airs.com>
461 * gimple-low.c (block_may_fallthru): Correct handling of
462 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
464 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
466 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
467 handlers to match indentation; nested under the mtune=* handler.
468 Similar for mcpu= and march=.
470 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
472 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
473 * config/mips/linux64.h (LIB_SPEC): Likewise.
474 * config/mn10300/linux.h (LIB_SPEC): Likewise.
475 * config/sh/linux.h (LIB_SPEC): Likewise.
477 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
479 * config/frv/frv.c (frv_legitimize_tls_address): New.
480 (TARGET_HAVE_TLS): Define.
481 (FRV_SYMBOL_REF_TLS_P): Define.
482 (frv_override_options): Handle new register classes.
483 (frv_legitimate_address_p): Reject tls addresses.
484 (frv_legitimize_address): Handle TLS addresses.
485 (gen_inlined_tls_plt): New.
487 (frv_legitimize_tls_address): New.
488 (unspec_got_name): Add TLS entries.
489 (got12_operand): Add R_FRV_TLSMOFF12 case.
490 (frv_emit_move): Fixup TLS addresses.
491 (frv_emit_movsi): Legitimize TLS addresses.
493 * config/frv/frv.h (MASK_BIG_TLS): New.
494 (TARGET_BIG_TLS): New.
495 (HAVE_AS_TLS): Define.
496 (TARGET_SWITCHES): Add -mTLS and -mtls options.
497 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
498 (REG_CLASS_NAMES): Same.
499 (REG_CLASS_CONTENTS): Same.
500 (CONSTRAINT_LEN): New.
501 (REG_CLASS_FROM_CONSTRAINT): New.
502 (PREDICATE_CODES): Add symbolic_operand.
504 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
505 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
506 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
507 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
508 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
509 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
510 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
511 GR9_REG, GR14_REG, LRREG.
512 (type): Add load_or_call attribute.
513 ("load_or_call"): New reservation.
514 ("call_gettlsoff"): New.
515 ("tls_indirect_call"): New.
516 ("tls_load_gottlsoff12"): New.
517 ("tlsoff_hilo"): New.
518 ("tls_tlsdesc_ldd"): New.
519 ("tls_tlsoff_ld"): New.
522 * config/frv/frv-protos.h (symbolic_operand): Protoize.
524 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
526 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
527 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
528 * config/frv/frv.c (TLS_BIAS): Define.
529 (frv_output_dwarf_dtprel): New.
531 2005-01-26 Jakub Jelinek <jakub@redhat.com>
533 PR rtl-optimization/19579
534 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
535 both A and B, see if they don't clobber registers the other expr uses.
537 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
539 * real.c (do_add): Initialize signalling and canonical members.
541 * real.c (real_from_integer): Zero out destination.
543 2005-01-18 Jan Hubicka <jh@suse.cz>
545 PR tree-optimize/19337
546 * tree-inline.c (initialize_inlined_parameters): Copy
547 saved_static_chain_decl only.
549 2005-01-25 Richard Henderson <rth@redhat.com>
553 * config/i386/i386.c (x86_inter_unit_moves): Zero.
554 (ix86_preferred_reload_class): Rewrite fp-constant section, with
555 80387 enabled, to return a proper subclass. Return the subset that
556 overlaps with GENERAL_REGS for PLUS.
557 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
559 2005-01-25 Richard Henderson <rth@redhat.com>
562 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
564 2005-01-25 Roger Sayle <roger@eyesopen.com>
566 * expmed.c (choose_multiplier): Change interface to return the
567 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
568 (expand_divmod): Update calls to choose_multiplier.
570 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
573 * expmed.c (extract_bit_field): Use adjust_address instead of
574 gen_lowpart when op0 is a MEM.
576 2005-01-24 Steven Bosscher <stevenb@suse.de>
578 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
580 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
582 * config/mips/irix-csr.c: New file.
583 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
584 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
585 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
588 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
591 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
592 sparc/elf.h, add sparc/sp-elf.h.
593 (sparc-*-rtems*): Likewise.
594 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
595 tm-dwarf2.h, add sparc/sp-elf.h.
596 (sparc86x-*-elf): Likewise.
597 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
598 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
599 TARGET_OS_CPP_BUILTINS.
600 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
601 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
603 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
604 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
605 (SWITCH_TAKES_ARG): Likewise.
606 (LOCAL_LABEL_PREFIX): Likewise.
607 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
608 (TARGET_N_FORMAT_TYPES): Delete.
609 (TARGET_FORMAT_TYPES): Likewise.
610 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
611 * config/sparc/elf.h: Delete.
612 * config/sparc/sp-elf.h: New file.
614 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
616 * tree-flow-inline.h (phi_arg_from_edge): Remove.
617 * tree-flow.h: Remove the corresponding prototype.
618 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
619 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
621 2005-01-24 Jakub Jelinek <jakub@redhat.com>
624 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
625 for AIX ABI or ELF -fPIC.
626 (rs6000_emit_load_toc_table): Don't create toc_section here.
627 (rs6000_xcoff_file_start): Nor here.
629 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
631 * sh.c (ra.h): Don't #include.
632 (hard_regs_intersect_p): New function, resurrected from ra.c.
634 * sh.c: Fix 1996 Copyright.
636 2005-01-24 Richard Henderson <rth@redhat.com>
637 Aldy Hernandez <aldyh@redhat.com>
639 * regrename.c (note_sets): Handle subregs.
641 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
644 * genconditions.c (write_header, write_conditions): Elide file if
647 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
649 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
650 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
653 2005-01-24 Jakub Jelinek <jakub@redhat.com>
655 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
656 expand_builtin_printf, expand_builtin_fprintf,
657 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
658 checking against POINTER_TYPE.
659 (validate_arglist): Handle POINTER_TYPE code by checking
662 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
664 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
666 (for_each_rtx): Call for_each_rtx_1.
667 * rtl.h (init_rtlanal): Declare.
668 * toplev.c (backend_init): Call init_rtlanal.
670 2005-01-24 Jakub Jelinek <jakub@redhat.com>
672 * flow.c (propagate_one_insn): Formatting.
675 * flow.c (libcall_dead_p): Be more conservative if unsure.
676 If there are any instructions between insn and call, see if they are
677 all dead before saying the libcall is dead.
679 2005-01-24 Uros Bizjak <uros@kss-loka.si>
681 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
682 operand constraint for operand 0.
684 2005-01-23 Richard Henderson <rth@redhat.com>
687 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
688 edges leading to join block.
690 2005-01-23 Roger Sayle <roger@eyesopen.com>
692 * expmed.c (expand_mult_highpart): Make static. Change type of
693 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
694 (expand_divmod): Updates calls to expand_mult_highpart by using
695 gen_int_mode to pass a CONST_INT rtx.
696 * rtl.h (expand_mult_highpart): Remove prototype.
698 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
700 * flow.c (regset_bytes, regset_size): Remove.
702 * cfganal.c: Fix a reference to Harvey's paper.
704 2005-01-23 Steven Bosscher <stevenb@suse.de>
706 PR rtl-optimization/19464
707 * tree-optimize.c (init_tree_optimization_passes): Add one more
708 copyrename pass just before out-of-ssa.
710 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
713 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
714 * ggc-none.c (ggc_free): Define.
716 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
718 * cse.c (max_reg, max_insn_uid): Remove.
719 (cse_main): Don't access max_reg or max_insn_uid.
721 * c-common.c (explicit_flag_signed_bitfields,
722 lang_statement_code_p, lang_expand_function_end): Remove.
723 * c-common.h: Remove the corresponding declarations.
724 * c-opts.c (c_common_handle_option): Remove all write access
725 to explicit_flag_signed_bitfields.
727 * cgraph.c (cgraph_varpool_n_nodes): Remove.
728 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
729 * cgraph.h: Remove the corresponding declaration.
731 * gcse.c (null_pointer_info): Remove.
733 2005-01-23 Roger Sayle <roger@eyesopen.com>
734 Eric Botcazou <ebotcazou@libertysurf.fr>
736 * combine.c (simplify_logical): Only simplify logical expressions
737 of the form ior(and(x,y),z) by the inverse distributive law if the
738 result is cheaper than the original.
740 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
742 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
743 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
744 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
745 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
746 config/freebsd-spec.h, config/arm/arm.h,
747 config/h8300/h8300.md, config/i386/i386.md,
748 config/i386/predicates.md, config/i386/sse.md,
749 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
750 config/vax/vax.md: Fix comment typos. Follow spelling
753 2005-01-23 Steven Bosscher <stevenb@suse.de>
755 * gengtype.c (walk_type): Produce `not equal to' compares for loop
756 tests, instead of `less than'.
758 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
760 * function.c (assign_parm_setup_block): When creating a new stack slot
761 for a parameter, get its alignment from the parameter's DECL_ALIGN
762 rather than the type's TYPE_ALIGN. Make sure that the parameter
763 is at least word aligned.
765 2005-01-22 Roger Sayle <roger@eyesopen.com>
768 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
770 2005-01-22 Richard Henderson <rth@redhat.com>
773 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
774 in both compare operands.
775 (movdfcc_1_sse_max): Likewise.
776 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
777 (movdfcc_1_sse): Likewise.
778 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
779 scratch register as needed.
781 2005-01-22 Richard Henderson <rth@redhat.com>
783 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
785 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
787 2005-01-22 Richard Henderson <rth@redhat.com>
789 * genopinit.c (optabs): Use smin/smax for floating point too.
790 * doc/md.texi: Update to match. Clarify that floating point
791 results are undefined for +0/-0 and NaN.
792 * doc/rtl.texi: Likewise.
793 * rtl.def (SMIN, SMAX): Likewise
794 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
796 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
797 leading 's' to the name.
798 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
799 smaxxf3, sminxf3): Likewise.
800 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
803 2005-01-22 Paul Brook <paul@codesourcery.com>
805 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
807 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
809 * config/s390/s390.c (struct processor_costs): New fields
810 dlgr, dlr, dr, dsgfr, dsgr.
811 (z900_cost, z990_cost): Values for new fields.
812 (s390_rtx_costs): New cases MEM und COMPARE in switch
813 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
814 DIV, MOD, UDIV, UMOD.
816 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
818 * config/s390/s390.md ("doloop_si64"): Reload input value directly
819 into the register being decremented.
820 ("doloop_si31", "doloop_di"): Likewise.
821 ("*doloop_si_long"): Adapt pattern.
823 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
825 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
827 (CLASS_MAX_NREGS): Likewise.
829 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
831 * doc/tree-ssa.texi (Statement Operands): Add example for new
832 must-def macro. Note deprecation of old operands interface.
834 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
836 PR tree-optimization/19484
837 * tree-cfg.c (remove_fallthru_edge): New function.
838 (cleanup_control_flow): Remove fallthru edges from calls that are
839 now known not to return.
841 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
843 Fix PR tree-optimization/19038
844 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
845 copies with loop variant ones.
847 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
849 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
850 config/alpha/alpha-protos.h, config/alpha/alpha.h,
851 config/alpha/alpha.md, config/alpha/predicates.md,
852 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
853 config/sparc/sol2.h: Update copyright.
855 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
856 first label to see if it is a nonlocal label.
858 2005-01-22 David Edelsohn <edelsohn@gnu.org>
859 Andrew Pinski <pinskia@physics.uc.edu>
862 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
863 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
865 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
867 * config/rs6000/rtems.h: Update copyright.
869 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
872 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
873 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
874 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
876 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
879 * c-typeck.c (convert_arguments): Check for error_mark_node.
881 2005-01-21 Ian Lance Taylor <ian@airs.com>
883 PR tree-optimization/13000
884 * tree-inline.c: Include "tree-flow.h".
885 (expand_call_inline): If warn_return_type, warn if non-void inline
886 function falls through.
887 * tree-cfg.c (execute_warn_function_return): Don't warn about
888 control reaching end if TREE_NO_WARNING is set. Set
890 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
892 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
893 branch if we don't need one.
894 * c-typeck.c: Include "tree-flow.h"
895 (c_finish_bc_stmt): Don't add a goto if the current statement
896 list doesn't fall through to the current point.
898 2005-01-21 Roger Sayle <roger@eyesopen.com>
900 PR rtl-optimization/576
901 * real.c (real_arithmetic): Change return type from void to bool
902 to return an indication that the result may be inexact.
903 * real.h (real_arithmeric): Update prototype.
904 * fold-const.c (const_binop): Don't constant fold floating
905 point expressions when the user specifies -frounding-math and
906 the result may depend upon the run-time rounding mode.
907 (fold_convert_const_real_from_real): Clean-up.
908 (fold_initializer): Ignore flag_rounding_math for initializers.
909 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
910 constant fold FP operations with flag_rounding_math if the
911 result may depend upon the run-time rounding mode.
913 2005-01-21 Tom Tromey <tromey@redhat.com>
915 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
917 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
919 * tree-cfg.c: Fix comment typos.
921 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
923 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
924 around the call to rest_of_handle_branch_target_load_optimize.
926 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
928 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
929 (sparc64-*-openbsd*): Likewise.
930 (sparclite-*-elf*): Include tm-dwarf2.h.
931 (sparc86x-*-elf*): Likewise.
932 (sparc64-*-elf*): Likewise.
933 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
934 (DBX_DEBUGGING_INFO): Likewise.
935 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
936 (PREFERRED_DEBUGGING_TYPE): Likewise.
937 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
938 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
939 (PREFERRED_DEBUGGING_TYPE): Likewise.
940 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
941 (PREFERRED_DEBUGGING_TYPE): Likewise.
942 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
944 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
947 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
949 2005-01-20 Paul Brook <paul@codesourcery.com>
951 * doc/rtl.texi: Document value extension requirements for CONST_INT.
953 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
955 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
956 label is first in a sequence of labels.
958 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
960 2005-01-20 Janis Johnson <janis187@us.ibm.com>
961 Giovanni Bajo <giovannibajo@gcc.gnu.org>
963 * doc/sourcebuild.texi (Test Directives): New.
965 2005-01-20 Roger Sayle <roger@eyesopen.com>
967 * real.c (real_floor): Don't leave the result uninitialized when
968 mode is VOIDMode, but return the unrounded intermediate value.
969 (real_ceil): Likewise.
971 2005-01-20 Paul Brook <paul@codesourcery.com>
973 * config/arm/arm.md (insv): Use gen_int_mode.
975 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
977 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
978 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
979 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
980 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
981 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
983 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
986 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
987 fbreg, so we have to assume we can't.
988 (loc_descriptor_from_tree_1): Ditto.
989 (containing_function_has_frame_base): New function.
990 (add_location_or_const_value_attribute): Use it.
991 Also try to generate a frame_base from a single element location
994 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
996 PR tree-optimization/15349
997 * timevar.def (TV_TREE_MERGE_PHI): New.
998 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1000 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1001 calls to tree_forwarder_block_p.
1002 (remove_forwarder_block_with_phi, merge_phi_nodes,
1003 gate_merge_phi, pass_merge_phi): New.
1004 * tree-optimize.c (init_tree_optimization_passes): Add
1006 * tree-pass.h: Add an extern for pass_merge_phi;
1008 2005-01-20 Richard Henderson <rth@redhat.com>
1011 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1012 (_mm_castps_pd, _mm_castps_si128): New.
1013 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1015 2005-01-20 Richard Henderson <rth@redhat.com>
1018 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1019 __builtin_ia32_vec_init_v2si.
1020 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1021 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1022 (ix86_init_mmx_sse_builtins): Create it.
1023 (ix86_expand_builtin): Expand it.
1024 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1025 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1026 (vec_extractv2si_0, vec_extractv2si_1): New.
1028 2005-01-20 Richard Henderson <rth@redhat.com>
1031 * config/i386/i386.c (ix86_expand_push): New.
1032 * config/i386/mmx.md (push<MMXMODE>1): New.
1033 * config/i386/sse.md (push<SSEMODE>1): New.
1034 * config/i386/i386-protos.h: Update.
1036 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1038 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1041 2005-01-20 Richard Henderson <rth@redhat.com>
1043 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1044 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1046 2005-01-19 Richard Henderson <rth@redhat.com>
1049 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1050 to V4SFmode in SSE1 fallback load path.
1052 2005-01-19 Richard Henderson <rth@redhat.com>
1054 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1055 in QImode expansion to ix86_expand_vector_set.
1056 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1058 2005-01-19 Richard Henderson <rth@redhat.com>
1061 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1062 subclass of the input class.
1063 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1064 Always true for cross-SSE1 classes. Rationalize conditionals.
1065 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1066 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1067 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1068 (movdi_2): Add MMX/SSE zeros.
1069 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1070 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1071 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1072 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1073 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1074 (zero_extendsidi2_rex64_1): Remove.
1075 (MOV0 peephole): Check GENERAL_REG_P.
1077 2005-01-19 Richard Henderson <rth@redhat.com>
1080 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1082 (ix86_expand_vector_extract): Likewise.
1084 2005-01-19 Richard Henderson <rth@redhat.com>
1087 * expr.c (emit_move_change_mode): New argument force; use
1088 simplify_gen_subreg if true.
1089 (emit_move_via_alt_mode): Merge into ...
1090 (emit_move_via_integer): ... here.
1091 (emit_move_ccmode): Use emit_move_change_mode directly.
1093 2005-01-19 Richard Henderson <rth@redhat.com>
1096 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1097 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1098 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1100 (alpha_emit_set_const): Likewise. Make static.
1101 (alpha_emit_set_long_const): Make static.
1102 (alpha_extract_integer): Split out from alpha_expand_mov.
1103 (alpha_split_const_mov): Likewise.
1104 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1105 (alpha_legitimate_constant_p): New.
1106 * config/alpha/alpha-protos.h: Update.
1107 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1108 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1109 * config/alpha/alpha.md (movsi): Add n alternative.
1110 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1111 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1112 (splitters for all of the above): Use alpha_split_const_mov.
1113 * config/alpha/predicates.md (non_add_const_operand): New.
1114 (non_zero_const_operand): New.
1115 (input_operand): Use alpha_legitimate_constant_p after reload.
1117 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1119 PR tree-optimization/19038
1120 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1121 (add_candidate): Add ivs with increment in latch only if
1122 allow_ip_end_pos_p is true.
1123 (determine_iv_cost): Use empty_block_p.
1125 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1127 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1128 (compute_dominance_frontiers): Ditto.
1130 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1133 * config/sh/t-rtems: New.
1134 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1136 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1138 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1139 the offset of the selected field.
1141 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1143 * tree-cfg.c (remove_forwarder_block): Fix the check to
1144 prevent a nonlocal label from appearing in the middle of a
1147 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1149 PR rtl-optimization/19462
1150 * reorg.c (find_end_label): Create return insn only if
1151 current_function_epilogue_delay_list is empty.
1153 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1155 * doc/passes.texi: Remove paragraph mentioning new-ra.
1157 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1159 PR rtl-optimization/15139
1160 * combine.c: Include params.h.
1161 (count_rtxs): New function.
1162 (record_value_for_reg): If replace_rtx would replace at least
1163 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1164 (clobber (const_int 0)) instead of TEM.
1165 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1166 * params.h (MAX_LAST_VALUE_RTL): New.
1167 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1168 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1171 * c-typeck.c (digest_init): Only call build_vector if all constructor
1172 elements are *_CST nodes.
1173 * gimplify.c (gimplify_init_constructor): Likewise.
1176 * c-typeck.c (digest_init): Only call build_vector if inside_init
1179 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1181 * toplev.c (init_asm_output): Remove dead #ifdef.
1183 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1185 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1187 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1189 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1190 accessing DECL_FUNCTION_CODE.
1191 * dojump.c (do_jump): Likewise.
1192 * gimplify.c (gimplify_call_expr): Likewise.
1193 * predict.c (expr_expected_value): Likewise.
1194 (strip_builtin_expect): Likewise.
1195 * tree-inline.c (estimate_num_insns_1): Likewise.
1196 * tree-ssa-loop-im.c (stmt_cost): Likewise
1197 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1198 (tree_expr_nonnegative_p): Likewise.
1200 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1202 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1203 variant of the load_pcrel_sym pattern.
1204 * config/sparc/sparc.md (P macro): Move to the top.
1205 (load_pcrel_sym): Macroize using P.
1206 (save_register_window): Likewise.
1208 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1210 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1213 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1216 * c-typeck.c (build_asm_expr): Strip nops off
1217 input memory operands.
1219 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1221 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1222 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1223 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1224 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1226 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1229 * config/i386/i386.c (override_options): If the 80387 is disabled,
1230 then do not return FP values using FP registers.
1232 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1234 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1235 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1236 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1237 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1238 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1239 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1240 output.h, postreload-gcse.c, postreload.c, recog.c,
1241 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1242 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1243 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1244 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1245 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1246 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1247 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1248 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1250 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1251 config/alpha/alpha.c, config/arm/vfp.md,
1252 config/i386/emmintrin.h, config/i386/i386-modes.def,
1253 config/i386/i386-protos.h, config/i386/i386.h,
1254 config/i386/pmmintrin.h, config/i386/ppro.md,
1255 config/i386/predicates.md, config/i386/xmmintrin.h,
1256 config/i860/i860.c, config/ia64/ia64-modes.def,
1257 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1258 config/ia64/ia64.md, config/ia64/itanium1.md,
1259 config/ia64/itanium2.md, config/ia64/predicates.md,
1260 config/iq2000/iq2000.h, config/mips/linux64.h,
1261 config/rs6000/aix41.h, config/rs6000/aix43.h,
1262 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1263 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1264 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1265 config/sparc/linux64.h, config/sparc/litecoff.h,
1266 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1267 config/sparc/sparc.h, config/sparc/sparc.md,
1268 config/sparc/sysv4-only.h: Update copyright.
1270 2005-01-18 Richard Henderson <rth@redhat.com>
1273 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1275 2005-01-18 Marc Espie <espie@openbsd.org>
1276 * config/i386/openbsdelf.h: Typo.
1278 2005-01-18 Richard Henderson <rth@redhat.com>
1280 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1281 special case for sse.
1282 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1284 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1286 * tree-inline.c (estimate_num_insns_1): Added cases for
1287 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1289 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1291 PR rtl-optimization/19296
1292 * combine.c (simplify_comparison): Rewrite the condition under
1293 which a non-paradoxical SUBREG of a PLUS can be lifted when
1294 compared against a constant.
1296 2005-01-18 Andi Kleen <ak@muc.de>
1298 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1299 * c.opt (-Wpointer-sign): Add.
1300 * doc/invoke.texi: (-Wpointer-sign): Add.
1302 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1304 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1305 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1306 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1307 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1308 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1309 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1310 for TARGET_MIX_SSE_I387.
1311 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1312 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1313 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1314 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1315 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1316 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1317 TARGET_MIX_SSE_I387.
1318 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1321 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1324 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1325 Add movaps alternative for xmm reg->reg move.
1327 2005-01-17 Jeff Law <law@redhat.com>
1329 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1330 at the end of the main DOM loop rather than just before DOM exits.
1332 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1334 PR tree-optimization/19121
1335 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1336 adding aliases to a name tag, also add them to the pointer's
1338 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1339 sensitive alias info at all. Only check that the two pointers
1340 have compatible pointed-to sets.
1341 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1342 a pointer's type tag is a superset of the alias set of the
1345 2005-01-17 James E Wilson <wilson@specifixinc.com>
1348 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1349 comment to document why.
1351 2005-01-17 Richard Henderson <rth@redhat.com>
1353 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1354 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1355 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1356 sse2_vmsminv2df3_finite): New.
1357 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1358 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1359 Force op1 into register.
1361 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1363 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1364 bubblestrap from always rebuilding build directory.
1366 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1368 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1369 ("*cmpmem_short"): Likewise.
1371 2005-01-17 Steven Bosscher <stevenb@suse.de>
1373 * basic-block.h: Document BB_* flags.
1374 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1375 use an sbitmap instead.
1376 * sched-rgn.c (compute_trg_info): Likewise.
1378 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1380 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1381 redundant target_cpu_default and extra_parts lines. Use the default
1383 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1384 (SUBTARGET_EXTRA_SPECS): Delete.
1385 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1386 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1387 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1388 and "n32" for -mabi=n32.
1390 2005-01-17 Ian Lance Taylor <ian@airs.com>
1393 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1394 fold constant variables into initial values.
1396 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1398 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1400 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1401 through the statements backward.
1403 2005-01-17 Ian Lance Taylor <ian@airs.com>
1405 PR middle-end/13127:
1406 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1407 a variable set to the return value of the inlined function.
1409 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1411 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1412 when modes are tieable.
1414 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1416 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1417 of pthread_create to find out if threads are enabled.
1418 * gthr-posix95.h (__gthread_active_p): Likewise.
1420 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1422 * common.opt (-fnew-ra): Remove.
1424 * toplev.h (flag_new_regalloc): Remove.
1425 * Makefile.in (ra*.*): Don't mention.
1426 * passes.c (rest_of_handle_new_regalloc): Remove.
1427 (rest_of_handle_combine, rest_of_compilation): Always consider
1428 flag_new_regalloc as false.
1429 * doc/invoke.texi: Don't document -fnew-ra.
1431 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1433 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1434 last parameter to reg_scan.
1435 * loop.c (loop_optimize): Likewise.
1436 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1437 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1438 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1439 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1440 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1441 * regclass.c (reg_scan): Likewise, for the declaration.
1442 * rtl.h (reg_scan): Likewise, for the prototype.
1444 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1446 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1447 mark_dfs_back_edges.
1449 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1451 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1452 (compute_avail): Uses don't go in tmp_gen.
1454 2005-01-16 Steven Bosscher <stevenb@suse.de>
1456 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1457 loop to look for a free slot in a page entry.
1459 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1462 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1463 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1464 just before targetm.asm_out.file_end.
1465 * tree.h (process_pending_assemble_output_defs): Declare.
1466 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1468 (assemble_alias): Defer generation of assembly code for defines when
1469 TARGET_DEFERRED_OUTPUT_DEFS is true.
1470 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1471 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1472 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1474 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1477 * pa.c (pa_scalar_mode_supported_p): New function.
1478 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1479 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1481 * pa-protos.h (prefetch_operand): Delete.
1482 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1483 * pa.c (prefetch_operand): Delete.
1484 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1485 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1486 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1487 and prefetch_nocc_operand.
1488 * pa.md (prefetch): Rework to avoid reload problems handling short
1489 displacements when a cache control completer needs to be provided.
1490 (prefetch_32, prefetch_64): Delete.
1491 (prefetch_cc, prefetch_nocc): New patterns.
1493 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1495 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1497 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1500 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1501 exceeds maximum alignment for global common data.
1502 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1503 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1505 2004-01-15 Roger Sayle <roger@eyesopen.com>
1507 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1509 2004-01-15 Roger Sayle <roger@eyesopen.com>
1511 * harg-reg-set.h (reg_class_names): Prototype global array.
1512 * regclass.c (reg_class_names): Declare here and initialize to
1514 (dump_regclass): Remove local declaration of reg_class_names.
1515 (regclass): Likewise.
1516 * cfg.c (dump_flow_info): Likewise.
1517 * ra-debug.c (reg_class_names): Likewise.
1518 * regrename.c (reg_class_names): Likewise.
1519 * reload.c (reg_class_names): Likewise.
1520 * reload1.c (spill_failure): Likewise.
1521 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1523 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1525 * config/s390/s390.md ("reload_outti"): Remove predicate for
1526 output operand. Abort if operand is not a MEM.
1527 ("reload_outdi", "reload_outdf"): Likewise.
1529 2005-01-15 Marc Espie <espie@openbsd.org>
1531 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1532 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1533 * config/openbsd.h: Fix C++ includes for native configurations.
1534 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1535 Add trampoline support.
1536 * config/i386/openbsdelf.h: New.
1538 2005-01-15 Marc Espie <espie@openbsd.org>
1540 * collect2.c (main): Explicitly parse -dynamic-linker option.
1542 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1544 PR tree-optimization/19060
1545 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1546 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1547 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1548 and handle extract_range_from_cond returning false.
1549 * fold-const.c (fold): Optimize comparisons with min/max even for
1550 width > HOST_BITS_PER_WIDE_INT.
1552 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1554 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1555 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1556 Remove little endian multilib variants.
1557 Add mips32 multilib variant.
1559 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1561 * explow.c (copy_all_reg, stabilize): Remove.
1562 * expr.h: Remove the corresponding prototypes.
1564 * rtlanal.c (regs_set_between_p): Remove.
1565 * rtl.h: Remove the corresponding prototype.
1567 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1569 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1570 to rs6000_nonimmediate_operand.
1571 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1572 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1573 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1574 rs6000_nonimmediate_operand.
1575 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1576 rs6000_nonimmediate_operand.
1578 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1580 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1582 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1584 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1586 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1587 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1589 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1590 (rs6k_nonimmediate_operand): New.
1591 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1593 (legitimate_lo_sum_address_p): Same.
1594 (rs6000_legitimize_address): Same.
1595 (rs6000_legitimize_reload_address): Same.
1596 (rs6000_legitimate_address): Same.
1597 (spe_build_register_parallel): Pass DF and DC modes in a DI
1600 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1601 to rs6k_nonimmediate_operand.
1603 * config/rs6000/spe.md ("*frob_df_di"): New.
1604 ("*frob_di_df"): New.
1605 ("*frob_di_df_2"): New.
1606 ("*mov_sidf_e500_subreg0"): New.
1607 ("*mov_sidf_e500_subreg4"): New.
1608 ("*movdf_e500_double"): Change predicate to
1609 rs6k_nonimmediate_operand.
1611 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1613 * postreload.c (move2add_note_store): Only call
1614 trunc_int_for_mode on scalar integers.
1616 2005-01-14 Steven Bosscher <stevenb@suse.de>
1618 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1619 replace BB_VISITED uses.
1620 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1621 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1622 (tree_dce_done): Free visited_control_parents.
1623 (perform_tree_ssa_dce): Allocate and clear it.
1624 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1625 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1626 instead of BB_VISITED.
1628 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1630 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1631 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1632 Remove unused prototypes.
1634 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1636 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1637 64-bit register usage.
1638 (spe_func_has_64bit_regs_p): Add FIXME note.
1640 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1642 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1643 flag_finite_math_only with flag_unsafe_math_optimizations.
1645 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1647 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1649 (__tpf_eh_return): Copy TPF private stack area from the module
1650 boundary stack frame. Add check for when module addresses are
1651 equal, but no stub address is found.
1653 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1656 * arm.h (struct machine_function): Add call_via field.
1657 (thumb_call_via_label): Declare.
1658 * arm.c (thumb_call_via_label): New variable.
1659 (thumb_call_reg_needed): New variable.
1660 (arm_output_function_epilogue): For Thumb code, output any per-function
1661 call-indirect trampolines.
1662 (thumb_call_via_reg): New function.
1663 (arm_file_end): New function.
1664 (TARGET_ASM_FILE_END): Call arm_file_end.
1665 (aof_file_end): Likewise.
1666 * arm-protos.h (thumb_call_via_reg): Declare.
1667 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1668 thumb_call_via_reg in normal case.
1670 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1673 PR rtl-optimization/19348
1674 * recog.c (peephole2_optimize): Do global life update if some peephole
1675 decides it doesn't need at least one of its inputs and that change
1676 influences liveness at the start of the basic block.
1678 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1679 arguments instead of 1.
1681 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1684 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1685 zero for nested functions needing a static chain or functions
1686 with a non-constant address.
1688 2005-01-13 Roger Sayle <roger@eyesopen.com>
1690 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1691 (and (sign_extend X) C) into (zero_extend (and X C)).
1693 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1695 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1697 2005-01-13 Richard Henderson <rth@redhat.com>
1702 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1703 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1704 not just TARGET_SSE.
1705 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1706 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1707 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1708 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1709 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1710 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1711 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1712 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1713 (movdicc_c_rex64): Rename with '*'.
1714 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1715 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1716 (movsfcc_1_387): Rename from movsfcc_1.
1717 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1718 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1719 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1720 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1721 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1722 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1723 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1724 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1725 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1726 sse_movdfcc_const0_4): Remove.
1727 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1728 recognize min/max early. Update for changed sse cmove patterns.
1729 (ix86_split_sse_movcc): New.
1730 * config/i386/i386-protos.h: Update.
1732 2005-01-13 Steven Bosscher <stevenb@suse.de>
1734 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1735 (fix_stmt_v_may_defs): Likewise.
1737 2005-01-13 Richard Henderson <rth@redhat.com>
1739 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1740 for converting the mask.
1742 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1744 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1747 2005-01-13 Richard Henderson <rth@redhat.com>
1749 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1750 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1751 IX86_BUILTIN_MOVDQ2Q): Remove.
1752 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1753 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1754 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1756 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1757 (sse2_pextrw): Fix immediate constraint.
1758 (sse2_loadq, sse2_loadq_rex64): Remove.
1759 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1760 Use __builtin_ia32_vec_ext_<size>.
1761 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1763 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1765 * function.c (assign_parm_setup_block): Look inside original
1766 entry_parm when inspecting PARALLEL.
1768 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1769 Joel Sherrill <joel@oarcorp.com>
1772 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1773 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1774 rtems_gxx_recursive_mutex_init.
1775 (__gthread_recursive_mutex_lock): New function.
1776 (__gthread_recursive_mutex_trylock): Likewise.
1777 (__gthread_recursive_mutex_unlock): Likewise.
1779 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1781 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1783 2005-01-13 Jan Beulich <jbeulich@novell.com>
1785 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1786 (ashrti3_internal): Indicate output is early clobber. Generate result
1787 into output rather than first input. Use move for low word of output
1788 if shift count is exactly 64.
1789 (lshrti3_internal): Likewise.
1791 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1795 * reload1.c (delete_output_reload): Don't delete an output reload
1796 if the pseudo lives longer than a single basic block. Adjust and
1797 improve wording of comment.
1799 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1802 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1803 of TYPE_SIZE where we mean the number of bytes.
1805 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1807 * function.c (assign_parm_setup_block): Relax condition on
1808 multi-register optimization.
1810 2005-01-12 Nick Clifton <nickc@redhat.com>
1812 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1813 an "in_delay_slot" attribute of "no" to prevent them being used in
1814 delay slots. This is forbidden because they might generate
1817 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1820 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1823 2005-01-12 Nick Clifton <nickc@redhat.com>
1825 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1826 passed on to GAS) but do not define, as GAS no longer supports or
1827 needs the -m2000 option.
1829 2005-01-11 Roger Sayle <roger@eyesopen.com>
1831 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1832 type as args of unprototyped builtins aren't automatically promoted.
1833 (fold_builtin_abs): Likewise.
1835 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1837 * Makefile.in: Set a `build-warn' variable.
1839 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1841 PR tree-optimization/17949
1842 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1843 (find_interesting_uses_address): Use it.
1845 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1847 * regrename.c (kill_value): Handle subreg's that won't simplify.
1849 2005-01-11 Richard Henderson <rth@redhat.com>
1852 * config/i386/i386.h (enum ix86_builtins): Move ...
1853 * config/i386/i386.c: ... here.
1854 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1855 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1856 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1857 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1858 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1859 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1860 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1861 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1862 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1863 IX86_BUILTIN_LOADDDUP): Remove.
1864 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1865 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1866 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1867 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1868 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1869 (ix86_init_builtins): Make static.
1870 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1871 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1872 if all the modes match. Otherwise, fake it.
1873 (get_element_number, ix86_expand_vec_init_builtin,
1874 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1875 (ix86_expand_builtin): Make static. Update for changed builtins.
1876 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1877 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1878 (ix86_expand_vector_init_duplicate): New.
1879 (ix86_expand_vector_init_low_nonzero): New.
1880 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1881 Split out from ix86_expand_vector_init; handle integer modes.
1882 (ix86_expand_vector_init): Use them.
1883 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1884 * config/i386/i386-protos.h: Update.
1885 * config/i386/predicates.md (reg_or_0_operand): New.
1886 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1887 (movv2sf_internal): Likewise. And a splitter to match them all.
1888 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1889 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1890 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1891 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1892 (mmx_pinsrw): Fix operand ordering.
1893 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1894 rather than sse_loadss expander.
1895 (movv2df splitter): Similarly.
1896 (sse_loadss, sse_loadlss): Remove.
1897 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1898 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1899 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1900 (sse3_movddup): Rename with '*'.
1901 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1902 (sse2_loadsd): Remove.
1903 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1904 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1905 (sse2_pinsrw): Fix argument ordering.
1906 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1907 (sse2_stored): Remove 'r' destination.
1908 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1909 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1910 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1911 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1912 vec_extractv16qi, vec_initv16qi): New.
1914 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1915 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1916 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1918 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1919 (_mm_load_si128, _mm_store_si128): Likewise.
1920 (_mm_load1_pd): Use _mm_set1_pd.
1921 (_mm_load_sd): Use _mm_set_sd.
1922 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1923 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1924 (_mm_set_epi64): Use _mm_set_epi64x.
1925 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1926 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1927 _mm_setr_epi8): Use _mm_set_foo form.
1928 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1929 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1930 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1931 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1932 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1933 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1934 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1935 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1936 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1937 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1938 (_mm_movedup_pd): Use _mm_shuffle_pd.
1939 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1940 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1941 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1942 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1944 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1945 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1946 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1947 (_mm_store_ps): Use raw dereference.
1948 (_mm_store1_ps): Use _mm_storeu_ps.
1949 (_mm_storer_ps): Use _mm_store_ps.
1950 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1951 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1953 2005-01-11 Stan Shebs <shebs@apple.com>
1955 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1956 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1958 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1961 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1962 Skip all DECLs except for FIELD_DECLs.
1964 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1966 * config/s390/s390.c (override_options): Return error if
1967 -mbackchain, -mpacked-stack and -mhard-float are used together.
1968 (s390_va_start): Remove the backchain && packed-stack special case.
1969 (s390_gimplify_va_arg): Likewise.
1970 * doc/invoke.texi: Remove the ABI incompatibility note.
1972 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1974 * config/s390/s390.c (struct s390_frame_layout): Remove
1976 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1977 save_backchain_p with TARGET_BACKCHAIN.
1979 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1982 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1983 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1984 * function.c (locate_and_pad_parm): Set new field.
1985 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1986 Tweak where_pad test to include "none". Always set mem align for
1988 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1989 not sufficient for type.
1990 (assign_parm_setup_block): If stack_parm is zero on entry, always
1991 make a new stack local. Block move old stack parm if necessary
1992 to new aligned stack local.
1993 (assign_parm_setup_stack): Use a block move to handle
1994 potentially misaligned entry_parm.
1995 (assign_parms_unsplit_complex): Specify required alignment when
1996 creating stack local.
1997 * calls.c (compute_argument_addresses): Override alignment of stack
1998 arg calculated from its type with the alignment given by
1999 FUNCTION_ARG_BOUNDARY.
2000 (store_one_arg): Likewise.
2002 2005-01-11 Jan Beulich <jbeulich@novell.com>
2004 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2005 Change respective itanium_class attribute to ialu.
2006 (shladdp4_internal): New.
2007 * config/ia64/predicates.md (shladd_log2_operand): New.
2009 2005-01-11 Richard Henderson <rth@redhat.com>
2011 * expr.c (store_constructor): Use rtvec_alloc instead of
2012 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2014 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2016 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2018 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2020 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2021 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2022 (TARGET_RWRELOC): Define.
2023 (ia64_rwreloc_section_type_flags): Delete.
2024 (ia64_section_type_flags): New function.
2025 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2026 (TARGET_RWRELOC): Define.
2028 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2031 * config/ia64/ia64.c (process_set): For alloc insn, only call
2032 process_epilogue is !frame_pointer_needed.
2034 2005-01-10 Roger Sayle <roger@eyesopen.com>
2037 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2038 unary operator and can't be treated as a binary/comparison operator.
2040 2005-01-10 Richard Henderson <rth@redhat.com>
2042 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2043 (ix86_return_in_memory): Likewise.
2044 (function_arg_advance): Likewise. Mirror structure in function_arg
2045 for choosing register to advance.
2047 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2049 * tree-vectorizer.c, tree.def: Fix comment typos.
2051 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2053 * config/s390/s390.c (struct processor_costs): 4 new fields:
2054 ddbr, ddr, debr, der.
2055 (s390_rtx_costs): More precise handling of divide instructions.
2057 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2059 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2061 2005-01-10 Jan Beulich <jbeulich@novell.com>
2063 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2064 names resulting from -ffunction-sections/-fdata-sections and linkonce
2066 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2067 based on the section name. Rearrange the section name comparison logic
2068 slightly so that each section name is compared against at most once.
2070 2005-01-10 Ben Elliston <bje@au.ibm.com>
2072 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2073 targets for which -fPIC reduces limitations on the GOT size.
2075 2005-01-09 Falk Hueffner <falk@debian.org>
2077 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2080 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2083 * collect2.c (main): Set aixrtl_flag for -brtl option.
2084 (resolve_lib_name): Search for .so file extension before .a
2087 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2089 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2090 (vect_analyze_data_refs_alignment): Add dump prints.
2092 2005-01-09 Ira Rosen <irar@il.ibm.com>
2094 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2095 expr_invariant_in_loop_p.
2096 Initialize outputs first thing in the function.
2097 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2098 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2099 (vect_analyze_pointer_ref_access): Check that the initial condition of
2100 the access function is loop invariant.
2102 2005-01-09 Richard Henderson <rth@redhat.com>
2104 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2105 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2106 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2107 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2108 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2109 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2110 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2111 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2112 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2113 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2114 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2115 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2116 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2117 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2118 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2119 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2120 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2121 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2122 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2123 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2124 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2125 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2126 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2128 (mmx_clrdi, pavgusb): Remove.
2129 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2130 with leading sse_ prefix.
2131 * config/i386/sse.md: Receive them.
2132 * config/i386/mmx.md: New file.
2133 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2134 (subrv2sf3): Turn into expander for normal subtraction.
2135 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2136 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2137 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2138 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2139 commutative; use ix86_binary_operator_ok.
2140 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2141 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2142 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2143 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2144 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2145 Macroize from existing patterns; use ix86_binary_operator_ok.
2146 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2147 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2148 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2149 with vec_select+vec_concat.
2150 (mmx_pshufw, mmx_pshufw_1): Likewise.
2151 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2152 (mmx_uavgv4hi3): Model correctly.
2153 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2154 _mm_xor_si64): Remove casts.
2156 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2158 PR tree-optimization/19224
2159 * tree-scalar-evolution.c (get_instantiated_value,
2160 set_instantiated_value): New functions.
2161 (instantiate_parameters_1): Cache the results.
2162 (instantiate_parameters, resolve_mixers): Initialize and free
2165 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2167 * config/i386/i386.md (addhi_4): Correct reference in comment.
2170 2005-01-08 Richard Henderson <rth@redhat.com>
2172 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2173 (_mm_cvtsi128_si64x): Likewise.
2174 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2175 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2176 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2177 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2178 * config/i386/i386-protos.h: Update.
2179 * config/i386/i386.c (print_operand): Add 'H'.
2180 (ix86_fixup_binary_operands): Split out from ...
2181 (ix86_expand_binary_operator): ... here.
2182 (ix86_fixup_binary_operands_no_copy): New.
2183 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2184 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2185 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2186 (safe_vector_operand): Use CONST0_RTX.
2187 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2188 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2189 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2190 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2192 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2193 (IX86_BUILTIN_CMPNGESS): New.
2194 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2195 (attr type): Add sselog1.
2196 (attr unit, attr memory): Handle it.
2197 (movti, movti_internal, movti_rex64): Move near other integer moves.
2198 (movtf, movtf_internal): Move near other fp moves.
2199 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2200 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2201 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2202 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2203 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2204 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2205 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2206 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2207 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2208 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2209 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2210 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2211 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2212 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2213 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2214 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2215 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2216 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2217 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2218 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2219 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2220 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2221 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2222 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2223 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2224 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2225 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2226 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2227 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2228 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2229 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2230 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2231 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2232 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2233 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2234 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2235 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2236 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2237 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2238 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2239 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2240 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2241 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2242 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2244 (SSEPUSH, push<SSEPUSH>): Remove.
2245 (MMXPUSH, push<MMXPUSH>): Remove.
2246 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2247 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2248 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2249 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2250 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2251 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2252 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2253 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2254 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2255 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2256 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2257 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2258 (ppro_sse_log_V4SF): Handle sselog1.
2259 * config/i386/predicates.md (const_0_to_1_operand): New.
2260 (const_0_to_255_mul_8_operand): New.
2261 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2262 (const_2_to_3_operand, const_4_to_7_operand): New.
2263 * config/i386/sse.md: New file.
2264 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2265 (sse_movups): Rename from sse_movups_1.
2266 (sse_loadlss): Rename from sse_loadss_1.
2267 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2269 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2270 (absv4sf2, negv2df, absv2df): New.
2271 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2272 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2273 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2274 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2275 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2276 (sse3_addsubv4sf3): Model correctly.
2277 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2278 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2279 (sse_movhlps): Model with vec_select+vec_concat.
2280 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2281 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2282 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2283 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2284 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2285 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2286 sse2_pshufhw_1): Likewise.
2287 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2288 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2289 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2290 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2291 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2292 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2293 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2294 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2295 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2296 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2297 sminv8hi3): Mark commutative
2298 operands. Use ix86_binary_operator_ok.
2299 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2300 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2301 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2302 sse2_punpcklqdq): Allow operand2 in memory.
2303 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2304 sse2_movsd): Add memory alternatives.
2305 (sse_storelps): Turn expander into an insn; split after reload.
2306 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2307 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2309 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2311 * configure.ac (DWARF-2 debug_line): Use objdump.
2312 * configure: Regenerate.
2314 2005-01-08 Jeff Law <law@redhat.com>
2315 Diego Novillo <dnovillo@redhat.com>
2317 PR tree-optimization/18241
2318 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2319 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2320 statements with volatile operands.
2321 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2322 operands after marking a statement with has_volatile_ops.
2324 2005-01-08 Roger Sayle <roger@eyesopen.com>
2326 * tree.c (int_fits_type_p): Always honor integer constant
2327 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2329 2005-01-08 Roger Sayle <roger@eyesopen.com>
2331 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2332 the latent bug in rtl_delete_block has been resolved.
2334 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2336 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2337 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2339 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2341 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2342 library as @multilib_dir@/$(SHLIB_SONAME).
2344 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2346 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2347 * configure: Regenerate.
2349 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2351 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2354 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2357 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2358 Convert non-word aligned offset address using ld/std into
2361 2005-01-07 Richard Henderson <rth@redhat.com>
2363 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2365 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2367 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2369 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2371 PR tree-optimization/19283
2372 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2373 is not shorter than the original type.
2375 PR rtl-optimization/19012
2376 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2378 PR rtl-optimization/18861
2379 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2380 (FULL_STATE): Define.
2381 (mark_tablejump_edge): New function.
2382 (purge_dead_tablejump_edges): New function.
2383 (find_bb_boundaries): Use it.
2385 PR tree-optimization/18828
2386 * builtins.c (expand_builtin_next_arg): Remove argument and all
2387 the argument checking.
2388 (expand_builtin): Adjust caller.
2389 (expand_builtin_va_start): Likewise. Remove error for too many
2391 (fold_builtin_next_arg): Issue error for too many arguments.
2392 After checking arguments, replace them with magic arguments that
2393 prevent further checking of the args.
2395 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2397 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2399 2005-01-06 Roger Sayle <roger@eyesopen.com>
2402 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2403 and %{.S:...} (and their negative variants) to test whether the
2404 input file is assembler or pre-processed-assembler independent of
2405 the actual filename extension.
2407 2005-01-06 Roger Sayle <roger@eyesopen.com>
2409 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2410 of sign or zero extended values.
2412 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2414 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2415 for IBM long double format correctly.
2417 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2419 Fix PR tree-optimization/18792
2421 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2422 to first_loop_depth, and use loop depth instead of loop number.
2423 (build_classic_dir_vector): Ditto.
2424 (compute_data_dependences_for_loop): Use depth, not loop number.
2425 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2426 number. Pass in loops, instead of loop numbers.
2427 (gather_interchange_stats): Ditto.
2428 (linear_transform_loops): Ditto.
2430 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2433 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2434 biv_fits_mode_p, extension_within_bounds_p): New functions.
2435 (check_ext_dependent_givs): Use them.
2437 2005-01-06 Roger Sayle <roger@eyesopen.com>
2439 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2440 more than one barrier, in which case we should delete them all.
2442 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2444 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2446 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2448 Fix PR middle-end/19286
2450 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2451 output this subprogram, simply ignore this attempt to do it again.
2452 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2453 origin attribute if it's not possible.
2454 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2455 (decls_for_scope): Ditto.
2456 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2457 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2459 2005-01-05 Richard Henderson <rth@redhat.com>
2462 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2463 (bdesc_2arg): Use it.
2464 (ix86_expand_binop_builtin): Force operands into registers
2466 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2467 ix86_expand_sse_compare, ix86_expand_sse_comi,
2468 ix86_expand_builtin): Likewise.
2470 2005-01-05 Richard Henderson <rth@redhat.com>
2472 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2474 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2475 (mulv4hi3): Set itanium_class mmmul.
2476 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2477 (fpack): Rename from fpack_sfsf.
2479 2005-01-05 Richard Henderson <rth@redhat.com>
2482 * reload1.c (do_input_reload): Restrict the optimization deleteing
2483 a previous output reload to RELOAD_FOR_INPUT.
2485 2005-01-05 Steven Bosscher <stevenb@suse.de>
2487 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2488 comment that we fall through after case.
2489 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2490 (distribute_links): Likewise.
2491 * cse.c (cse_insn): Likewise.
2492 * cselib.c (cselib_invalidate_mem): Likewise.
2493 * df.c: Update comments at the top of the file.
2494 (read_modify_subreg_p): Update comments here too.
2495 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2496 * flow.c (mark_set_1): Likewise.
2497 (mark_used_regs): Likewise.
2498 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2499 (canon_list_insert): Likewise.
2500 (mark_set): Likewise.
2501 (try_replace_reg): Likewise.
2502 (store_killed_in_insn): Likewise.
2503 * loop.c (count_one_set): Likewise.
2504 (basic_induction_var): Likewise.
2505 * postreload-gcse.c (find_mem_conflicts): Likewise.
2506 * postreload.c (reload_combine_note_store): Likewise.
2507 (move2add_note_store): Likewise.
2508 * reload.c (find_equiv_reg): Likewise.
2509 (mark_referenced_resources): Likewise.
2510 * rtlanal.c (set_noop_p): Likewise.
2511 (note_stores): Likewise.
2512 (note_uses): Likewise.
2513 * sched-deps.c (sched_analyze_1): Likewise.
2514 * sched-rgn.c (check_live_1): Likewise.
2515 (update_live_1): Likewise.
2516 * config/i860/i860.c: Likewise.
2518 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2520 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2522 * doc/rtl.texi: Update documentation for bit-fields and SET.
2524 2005-01-05 Roger Sayle <roger@eyesopen.com>
2526 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2528 2005-01-05 Jan Hubicka <jh@suse.cz>
2529 Richard Henderson <rth@redhat.com>
2532 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2535 2005-01-05 Richard Henderson <rth@redhat.com>
2538 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2539 (sse_shufps): Change operand 3 to const_int_operand.
2540 (sse2_storelps): Fix typo in template.
2541 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2542 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2543 (ix86_expand_builtin): Likewise.
2545 2005-01-05 Julian Brown <julian@codesourcery.com>
2547 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2548 as aggregates for AAPCS ABIs.
2550 2005-01-05 Stan Shebs <shebs@apple.com>
2552 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2553 Mach-O getters if ppc64.
2554 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2556 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2557 signed four-byte field for global code case.
2558 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2560 2005-01-05 Roger Sayle <roger@eyesopen.com>
2563 * c-common.c: Include real.h.
2564 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2565 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2566 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2567 * Makefile.in (c-common.o): Update dependencies.
2569 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2571 * c-parse.in (asm_string): Add trailing semicolon.
2573 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2575 * c-parse.in (asm_string): New. Don't allow wide strings in
2577 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2578 asm_string instead of STRING.
2580 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2582 * c-typeck.c (constructor_no_implicit): Remove.
2583 (set_designator, process_init_element): Don't check
2584 constructor_no_implicit.
2586 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2587 Kaz Kojima <kkojima@gcc.gnu.org>
2590 * lcm.c (create_pre_exit): New.
2591 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2592 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2594 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2596 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2597 -msoft-float in target_float_switch.
2598 * arm.c (arm_override_options): Fix processing of target_float_switch.
2600 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2602 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2605 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2607 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2608 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2610 2005-01-04 Roger Sayle <roger@eyesopen.com>
2612 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2613 if deleting the then-block allows the test-block to fallthru to the
2616 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2619 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2620 after the full declaration if the are in two different TUs.
2622 2005-01-04 Richard Henderson <rth@redhat.com>
2625 * tree-sra.c (generate_one_element_init): Just
2626 call gimplify_and_add.
2627 (generate_element_init): Record the
2628 new referenced variables and mark them for renaming
2629 and split out to ...
2630 (generate_element_init_1): This.
2631 (scalarize_init): Don't call push_gimplify_context/
2632 pop_gimplify_context.
2634 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2636 * toplev.c (get_src_pwd): Handle failure of getpwd().
2638 2005-01-04 Roger Sayle <roger@eyesopen.com>
2640 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2642 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2643 all the cases handled by it are inverted by invert_truthvalue.
2645 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2647 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2648 (save_register_windowsi): Likewise.
2650 2005-01-04 Richard Henderson <rth@redhat.com>
2652 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2654 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2657 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2658 any simplifications of vector mode comparison operators.
2659 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2661 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2662 Devang Patel <dpatel@apple.com>
2664 PR tree-optimization/18308
2665 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2666 the operands before creating a new expression.
2667 * dojump.c (do_jump): Make drop_through_label available
2668 for all cases. Add expansion of COND_EXPR.
2670 2005-01-04 Ira Rosen <irar@il.ibm.com>
2672 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2673 INTEGER_CST instead of TREE_CONSTANT.
2674 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2675 instead of TREE_CONSTANT.
2676 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2677 instead of TREE_CONSTANT.
2679 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2681 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2683 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2686 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2687 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2689 2005-01-03 Richard Henderson <rth@redhat.com>
2691 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2692 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2693 fold_convert_const_real_from_real): Split out from ...
2694 (fold_convert_const): ... here.
2696 2005-01-03 Richard Henderson <rth@redhat.com>
2699 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2700 (mov<MMXMODEI>_internal): Likewise.
2701 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2702 Add V2SF case; use it for SSE1; don't use TI.
2703 (movdf_integer): Likewise.
2704 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2706 2005-01-03 Ira Rosen <irar@il.ibm.com>
2708 * tree-vectorizer.c (vect_strip_conversions): New function.
2709 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2710 check for binary class.
2712 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2716 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2718 * gimple-low.c (mark_blocks_with_used_vars): New function.
2719 (mark_blocks_with_used_subblocks): Ditto.
2720 (mark_used_blocks): Ditto.
2721 (pass_mark_used_blocks): New pass.
2722 * tree-inline.c: Include debug.h.
2723 (expand_call_inline): Call outlining_inline_function here.
2724 * tree-optimize.c (init_tree_optimization_passes): Add
2725 pass_mark_used_blocks.
2726 * tree-pass.h (pass_mark_used_blocks): New.
2727 * Makefile.in (tree-inline.o): Add debug.h dependency.
2729 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2731 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2732 VAR_DECLs to have weak_import attribute.
2734 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2737 2004-01-03 Steven Bosscher <stevenb@suse.de>
2739 * passes.c (rest_of_compilation): Don't run regmove if only
2740 flag_expensive_optimizations, require flag_regmove instead.
2742 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2744 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2746 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2747 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2748 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2749 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2751 2005-01-03 Richard Henderson <rth@redhat.com>
2753 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2754 (ia64_const_ok_for_letter_p): New.
2755 (ia64_const_double_ok_for_letter_p): New.
2756 (ia64_extra_constraint): New.
2757 (ia64_expand_vecint_compare): New.
2758 (ia64_expand_vcondu_v2si): New.
2759 (ia64_expand_vecint_cmov): New.
2760 (ia64_expand_vecint_minmax): New.
2761 (ia64_print_operand): Add 'v'.
2762 (ia64_preferred_reload_class): New.
2763 (ia64_vector_mode_supported_p): New.
2764 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2765 (PREFERRED_RELOAD_CLASS): Move to function.
2766 (CONST_OK_FOR_LETTER_P): Move to function.
2767 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2768 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2769 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2770 (EXTRA_CONSTRAINT): Move to function.
2771 * config/ia64/ia64.md: Include vect.md.
2772 (itanium_class): Add mmalua.
2774 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2776 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2777 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2779 (const_int_2bit_operand): New.
2780 (fr_reg_or_0_operand): New.
2781 * config/ia64/ia64-modes.def: Add vector modes.
2782 * config/ia64/ia64-protos.h: Update.
2783 * config/ia64/vect.md: New file.
2785 2005-01-03 Richard Henderson <rth@redhat.com>
2787 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2789 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2792 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2794 (log1pdf2): Change mode of operands[0,1] to DFmode.
2796 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2798 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2799 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2800 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2801 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2802 SPARC_RELAXED_ORDERING.
2804 2005-01-03 Richard Henderson <rth@redhat.com>
2805 Uros Bizjak <uros@kss-loka.si>
2808 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2809 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2810 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2812 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2813 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2814 const_pow2_1_to_128_operand): New predicates.
2816 2005-01-02 Greg McGary <greg@mcgary.org>
2818 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2820 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2821 object. [ptr_type]: Remove unused variable.
2822 Remember nearest addressable array-element or record-component
2823 when checking bitfield components. Tolerate empty BIND_EXPR.
2825 2005-01-01 Richard Henderson <rth@redhat.com>
2827 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2828 that don't narrow the value. Fail for other conversions.
2830 2005-01-01 Richard Henderson <rth@redhat.com>
2833 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2834 * c-lang.c (finish_file): Don't do it here.
2835 * objc/objc-act.c (objc_finish_file): Likewise.
2837 * cgraph.c (decl_assembler_name_equal): New.
2838 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2839 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2840 * cgraph.h (struct cgraph_varpool_node): Add next.
2841 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2842 * varasm.c (assemble_alias): Mark the target as needed.
2844 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2847 * function.c (get_arg_pointer_save_area): Use entry_of_function
2848 instead of get_insns.
2850 2005-01-01 Roger Sayle <roger@eyesopen.com>
2851 Andrew Pinski <pinskia@physics.uc.edu>
2852 James E. Wilson <wilson@specifixinc.com>
2854 PR rtl-optimization/12092
2855 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2858 2005-01-01 Roger Sayle <roger@eyesopen.com>
2859 Olivier Hainque <hainque@act-europe.fr>
2861 * tree.c (int_fits_type_p): A narrower type always fits in a
2862 wider one, except for negative values into unsigned types.
2864 2005-01-01 Roger Sayle <roger@eyesopen.com>
2866 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2867 with the original constant rather than require TREE_OVERFLOW.
2869 2005-01-01 Steven Bosscher <stevenb@suse.de>
2872 * c-decl.c (finish_function): If compiling C99, annotate the
2873 compiler generated return with the current file name and line 0.
2874 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2875 the source line is greater than 0.
2876 (remove_bb): Likewise.
2878 See ChangeLog.12 for earlier changes.