1 2005-01-29 Richard Henderson <rth@redhat.com>
4 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7 2005-01-29 Richard Henderson <rth@redhat.com>
9 * combine.c (make_field_assignment): Fix argument order
12 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
14 PR tree-optimization/15791
15 * fold-const.c (extract_array_ref): New function.
16 (fold): Fold comparisons between &a[i] and &a[j] or
17 semantically equivalent trees.
19 2005-01-29 Jeff Law <law@redhat.com>
21 * gcse.c (insert_expr_in_table): Revamp handling of available
22 and anticipatable occurrence lists to avoid unnecessary list
24 (insert_set_in_table): Similarly.
26 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
28 * c-common.c (fix_string_type): Just use c_build_qualified_type to
30 (c_build_qualified_type): Build qualified array types with
31 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
32 * c-decl.c (c_make_fname_decl): Build unqualified array type
33 before qualified type.
34 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
35 type is qualified, not just if type itself is. Don't apply
36 qualifiers to array type when declarator is processed. Apply
37 qualifiers to field type whether or not it is an array type.
38 Don't handle array types specially for applying qualifiers to
40 * c-typeck.c (composite_type): Build unqualified element type and
41 array type when forming composite of array types.
42 (common_pointer_type, comptypes, comp_target_types,
43 type_lists_compatible_p, build_indirect_ref, build_array_ref,
44 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
46 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
47 (args2) in variables a1 and a2.
49 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
51 * cse.c (n_elements_made, max_elements_made): Remove.
52 (insert): Don't touch n_elements_made.
53 (cse_main): Don't touch n_elements_made or max_elements_made.
55 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
58 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
59 configuration part of dp-bit.c to be lost.
61 2005-01-28 Roger Sayle <roger@eyesopen.com>
63 * expmed.c (expand_mult_highpart_optab): When attempting to use
64 a non-widening multiplication in a wider mode, the operands need
65 to be converted (zero or sign extended) to that mode.
67 2005-01-28 Ian Lance Taylor <ian@airs.com>
71 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
72 through if both operands fall through.
74 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
76 * cse.c (fold_rtx) <PC>: Don't optimize.
78 2005-01-28 Jeff Law <law@redhat.com>
80 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
81 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
83 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
85 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
86 cse_reg_info_used_list_end): Remove.
87 (cse_reg_info_list, cse_reg_info_list_free): New.
88 (get_cse_reg_info): When allocating an instance of
89 cse_reg_info, add it to the beginning of the cse_reg_info_list
90 list. Remove code to maintain cse_reg_info_used_list.
91 (new_basic_block): Reset the free list to the beginning of
94 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
96 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
97 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
98 (frv_expand_mdpackh_builtin): New function.
99 (frv_expand_builtin): Use it to expand __MDPACKH.
100 * doc/extend.texi (__MDPACKH): Update documentation.
102 2005-01-28 Uros Bizjak <uros@kss-loka.si>
104 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
105 SSE_FLOAT_MODE_P for use_sse computation.
107 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
110 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
112 2005-01-27 Richard Henderson <rth@redhat.com>
114 * builtins.c (expand_builtin_copysign): New.
115 (expand_builtin): Call it.
116 * genopinit.c (optabs): Add copysign_optab.
117 * optabs.c (init_optabs): Initialize it.
118 (expand_copysign): New.
119 * optabs.h (OTI_copysign, copysign_optab): New.
120 (expand_copysign): Declare.
122 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
123 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
125 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
126 (ix86_expand_fp_absneg_operator): ... here.
127 (ix86_split_copysign): New.
128 * config/i386/i386-protos.h: Update.
129 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
130 (copysignsf3, copysigndf3): New.
132 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
133 (copysignsf3, ncopysignsf3): New.
134 (copysigndf3, ncopysigndf3): New.
135 (copysignxf3, ncopysignxf3): New.
136 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
138 2005-01-27 Arend Bayer <arend.bayer@web.de>
139 Kazu Hirata <kazu@cs.umass.edu>
141 * cse.c: (find_best_addr): Don't call copy_rtx before calling
142 fold_rtx. Save cost recomputation if fold_rtx did nothing.
143 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
146 2005-01-27 Jeff Law <law@redhat.com>
148 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
149 definitions of SSA_NAMEs which are not being rewritten.
150 (rewrite_ssa_into_ssa): Only initialize the current definition
151 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
152 If checking is enabled, assert that SSA_NAME_AUX is clear for all
153 SSA_NAMEs before returning.
155 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
157 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
158 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
159 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
160 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
161 config/mips/iris6.h, config/sh/sh.c: Update copyright.
163 2005-01-27 Steven Bosscher <stevenb@suse.de>
166 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
167 higher to -O2 and higher. Likewise for tree PRE.
168 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
171 2005-01-27 Ian Lance Taylor <ian@airs.com>
174 * gimple-low.c (try_catch_may_fallthru): New static function.
175 (block_may_fallthru): Handle TRY_CATCH_EXPR.
176 * tree-inline.c (expand_call_inline): Don't warn about reaching
177 the end of a non-void function being inlined if the function uses
180 2005-01-27 Jakub Jelinek <jakub@redhat.com>
182 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
185 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
186 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
187 (implicitly_declare): Handle error_mark_node.
189 2005-01-27 Richard Henderson <rth@redhat.com>
192 * tree.h (struct tree_decl): Add debug_expr_is_from.
193 (DECL_DEBUG_EXPR_IS_FROM): New.
194 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
195 * dwarf2out.c (dwarf2out_var_location): Update to match.
196 * tree-outof-ssa.c (create_temp): Likewise.
197 * var-tracking.c (track_expr_p): Likewise.
198 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
199 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
200 * toplev.c (default_tree_printer): Likewise.
202 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
204 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
205 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
207 2005-01-27 Steven Bosscher <stevenb@suse.de>
209 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
210 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
211 ASM_CLOBBERS): Add tree checks.
213 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
214 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
215 * c-common.def (SWITCH_STMT): Update to match.
216 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
217 macros instead of SWITCH_EXPR ones.
218 * c-dump.c (c_dump_tree): Likewise.
219 * c-gimplify.c (gimplify_switch_stmt): Likewise.
220 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
222 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
224 2005-01-27 Alan Modra <amodra@bigpond.net.au>
226 * unwind-dw2.c (execute_stack_op): Add missing cases for
227 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
229 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
231 * config.gcc (Obsolete configurations): Remove 'dummy', add
232 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
235 2005-01-26 Diego Novillo <dnovillo@redhat.com>
237 PR tree-optimization/19633
238 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
240 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
241 are no call-clobbered variables.
242 * tree-outof-ssa.c (check_replaceable): Return false for calls
245 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
247 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
248 even for variables with NULL DECL_INITIAL.
250 2005-01-26 Stuart Hastings <stuart@apple.com>
252 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
254 2005-01-26 Richard Henderson <rth@redhat.com>
257 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
259 * expr.c (store_field): Strip conversions to odd-bit-sized types
260 if the destination field width matches.
262 2005-01-26 Richard Henderson <rth@redhat.com>
264 * c-decl.c, expmed.c, expr.c: Revert last change.
266 2005-01-26 Richard Henderson <rth@redhat.com>
269 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
271 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
272 if we don't need the bits above those present in the current mode.
273 * expr.c (store_field): Strip conversions to odd-bit-sized types
274 if the destination field width matches.
276 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
278 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
279 either -ffast-math or -funsafe-math-optimizations is in use.
281 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
285 * config/avr/avr.c (notice_update_cc): Only set condition code for
286 ashrqi3 if shift count > 0.
287 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
288 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
289 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
290 count <= 0 as a no-op, and shift count >= width by copying zero
291 or sign bit to all bits of the result.
292 * config/avr/avr.md (all shifts): Add alternatives for zero shift
293 count, with attribute "length" set to 0 and "cc" set to "none".
295 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
297 * doc/invoke.texi: Document -mTLS.
299 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
300 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
301 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
302 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
303 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
304 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
305 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
306 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
308 * configure.ac: Check for a TLS capable gas.
310 * configure: Regenerate.
312 2005-01-26 Richard Henderson <rth@redhat.com>
315 * combine.c (make_field_assignment): Simplify store to zero_extract
316 from a source with an overlapping mask.
318 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
320 2004-11-11 Eric Christopher <echristo@redhat.com>
322 * config/frv/frv.md: Add fr400_integer automaton. Don't
323 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
326 2005-01-26 Steven Bosscher <stevenb@suse.de>
329 * cfgbuild.c (make_edges): Do not clear or set
330 current_function_has_computed_jump.
331 * function.h (struct function): Remove the has_computed_jump field.
332 (current_function_has_computed_jump): Do not define.
333 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
334 in a computed jump. Ignore current_function_has_computed_jump.
336 2005-01-26 Richard Henderson <rth@redhat.com>
339 * expr.c (categorize_ctor_elements): New argument p_must_clear.
340 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
342 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
343 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
344 objects into static storage if they have more than one non-zero value.
345 * tree.h (categorize_ctor_elements): Update decl.
347 2005-01-26 Steven Bosscher <stevenb@suse.de>
350 * tree.h (CALL_EXPR_TAILCALL): Add comment.
351 * calls.c (check_sibcall_argument_overlap_1): Revert the change
352 to this function from 2004-07-10.
353 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
354 the current function for tail call optimizations if the address
355 of one of it its arguments is taken.
357 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
359 * cse.c (fold_rtx): Call equiv_constant only when necessary.
361 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
363 * function.c (expand_function_end): If current_function_calls_alloca,
364 emit stack restore in a place that is reached when the function falls
367 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
369 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
370 rule to avoid matching inappropriate suffix rule.
372 2005-01-26 Jan Hubicka <jh@suse.cz>
374 PR tree-optimization/19241
375 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
377 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
379 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
380 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
382 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
383 <sim*>: Always use crt1.o, regardless of N in simN.
384 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
385 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
386 (CRT_CALL_STATIC_FUNCTION): Remove.
387 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
388 use crt1.o, regardless of N in simN.
389 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
390 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
391 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
392 case isystem setting.
393 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
395 2005-01-25 Ian Lance Taylor <ian@airs.com>
397 * gimple-low.c (block_may_fallthru): Correct handling of
398 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
400 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
402 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
403 handlers to match indentation; nested under the mtune=* handler.
404 Similar for mcpu= and march=.
406 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
408 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
409 * config/mips/linux64.h (LIB_SPEC): Likewise.
410 * config/mn10300/linux.h (LIB_SPEC): Likewise.
411 * config/sh/linux.h (LIB_SPEC): Likewise.
413 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
415 * config/frv/frv.c (frv_legitimize_tls_address): New.
416 (TARGET_HAVE_TLS): Define.
417 (FRV_SYMBOL_REF_TLS_P): Define.
418 (frv_override_options): Handle new register classes.
419 (frv_legitimate_address_p): Reject tls addresses.
420 (frv_legitimize_address): Handle TLS addresses.
421 (gen_inlined_tls_plt): New.
423 (frv_legitimize_tls_address): New.
424 (unspec_got_name): Add TLS entries.
425 (got12_operand): Add R_FRV_TLSMOFF12 case.
426 (frv_emit_move): Fixup TLS addresses.
427 (frv_emit_movsi): Legitimize TLS addresses.
429 * config/frv/frv.h (MASK_BIG_TLS): New.
430 (TARGET_BIG_TLS): New.
431 (HAVE_AS_TLS): Define.
432 (TARGET_SWITCHES): Add -mTLS and -mtls options.
433 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
434 (REG_CLASS_NAMES): Same.
435 (REG_CLASS_CONTENTS): Same.
436 (CONSTRAINT_LEN): New.
437 (REG_CLASS_FROM_CONSTRAINT): New.
438 (PREDICATE_CODES): Add symbolic_operand.
440 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
441 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
442 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
443 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
444 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
445 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
446 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
447 GR9_REG, GR14_REG, LRREG.
448 (type): Add load_or_call attribute.
449 ("load_or_call"): New reservation.
450 ("call_gettlsoff"): New.
451 ("tls_indirect_call"): New.
452 ("tls_load_gottlsoff12"): New.
453 ("tlsoff_hilo"): New.
454 ("tls_tlsdesc_ldd"): New.
455 ("tls_tlsoff_ld"): New.
458 * config/frv/frv-protos.h (symbolic_operand): Protoize.
460 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
462 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
463 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
464 * config/frv/frv.c (TLS_BIAS): Define.
465 (frv_output_dwarf_dtprel): New.
467 2005-01-26 Jakub Jelinek <jakub@redhat.com>
469 PR rtl-optimization/19579
470 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
471 both A and B, see if they don't clobber registers the other expr uses.
473 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
475 * real.c (do_add): Initialize signalling and canonical members.
477 * real.c (real_from_integer): Zero out destination.
479 2005-01-18 Jan Hubicka <jh@suse.cz>
481 PR tree-optimize/19337
482 * tree-inline.c (initialize_inlined_parameters): Copy
483 saved_static_chain_decl only.
485 2005-01-25 Richard Henderson <rth@redhat.com>
489 * config/i386/i386.c (x86_inter_unit_moves): Zero.
490 (ix86_preferred_reload_class): Rewrite fp-constant section, with
491 80387 enabled, to return a proper subclass. Return the subset that
492 overlaps with GENERAL_REGS for PLUS.
493 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
495 2005-01-25 Richard Henderson <rth@redhat.com>
498 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
500 2005-01-25 Roger Sayle <roger@eyesopen.com>
502 * expmed.c (choose_multiplier): Change interface to return the
503 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
504 (expand_divmod): Update calls to choose_multiplier.
506 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
509 * expmed.c (extract_bit_field): Use adjust_address instead of
510 gen_lowpart when op0 is a MEM.
512 2005-01-24 Steven Bosscher <stevenb@suse.de>
514 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
516 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
518 * config/mips/irix-csr.c: New file.
519 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
520 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
521 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
524 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
527 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
528 sparc/elf.h, add sparc/sp-elf.h.
529 (sparc-*-rtems*): Likewise.
530 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
531 tm-dwarf2.h, add sparc/sp-elf.h.
532 (sparc86x-*-elf): Likewise.
533 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
534 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
535 TARGET_OS_CPP_BUILTINS.
536 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
537 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
539 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
540 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
541 (SWITCH_TAKES_ARG): Likewise.
542 (LOCAL_LABEL_PREFIX): Likewise.
543 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
544 (TARGET_N_FORMAT_TYPES): Delete.
545 (TARGET_FORMAT_TYPES): Likewise.
546 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
547 * config/sparc/elf.h: Delete.
548 * config/sparc/sp-elf.h: New file.
550 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
552 * tree-flow-inline.h (phi_arg_from_edge): Remove.
553 * tree-flow.h: Remove the corresponding prototype.
554 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
555 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
557 2005-01-24 Jakub Jelinek <jakub@redhat.com>
560 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
561 for AIX ABI or ELF -fPIC.
562 (rs6000_emit_load_toc_table): Don't create toc_section here.
563 (rs6000_xcoff_file_start): Nor here.
565 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
567 * sh.c (ra.h): Don't #include.
568 (hard_regs_intersect_p): New function, resurrected from ra.c.
570 * sh.c: Fix 1996 Copyright.
572 2005-01-24 Richard Henderson <rth@redhat.com>
573 Aldy Hernandez <aldyh@redhat.com>
575 * regrename.c (note_sets): Handle subregs.
577 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
580 * genconditions.c (write_header, write_conditions): Elide file if
583 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
585 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
586 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
589 2005-01-24 Jakub Jelinek <jakub@redhat.com>
591 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
592 expand_builtin_printf, expand_builtin_fprintf,
593 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
594 checking against POINTER_TYPE.
595 (validate_arglist): Handle POINTER_TYPE code by checking
598 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
600 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
602 (for_each_rtx): Call for_each_rtx_1.
603 * rtl.h (init_rtlanal): Declare.
604 * toplev.c (backend_init): Call init_rtlanal.
606 2005-01-24 Jakub Jelinek <jakub@redhat.com>
608 * flow.c (propagate_one_insn): Formatting.
611 * flow.c (libcall_dead_p): Be more conservative if unsure.
612 If there are any instructions between insn and call, see if they are
613 all dead before saying the libcall is dead.
615 2005-01-24 Uros Bizjak <uros@kss-loka.si>
617 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
618 operand constraint for operand 0.
620 2005-01-23 Richard Henderson <rth@redhat.com>
623 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
624 edges leading to join block.
626 2005-01-23 Roger Sayle <roger@eyesopen.com>
628 * expmed.c (expand_mult_highpart): Make static. Change type of
629 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
630 (expand_divmod): Updates calls to expand_mult_highpart by using
631 gen_int_mode to pass a CONST_INT rtx.
632 * rtl.h (expand_mult_highpart): Remove prototype.
634 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
636 * flow.c (regset_bytes, regset_size): Remove.
638 * cfganal.c: Fix a reference to Harvey's paper.
640 2005-01-23 Steven Bosscher <stevenb@suse.de>
642 PR rtl-optimization/19464
643 * tree-optimize.c (init_tree_optimization_passes): Add one more
644 copyrename pass just before out-of-ssa.
646 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
649 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
650 * ggc-none.c (ggc_free): Define.
652 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
654 * cse.c (max_reg, max_insn_uid): Remove.
655 (cse_main): Don't access max_reg or max_insn_uid.
657 * c-common.c (explicit_flag_signed_bitfields,
658 lang_statement_code_p, lang_expand_function_end): Remove.
659 * c-common.h: Remove the corresponding declarations.
660 * c-opts.c (c_common_handle_option): Remove all write access
661 to explicit_flag_signed_bitfields.
663 * cgraph.c (cgraph_varpool_n_nodes): Remove.
664 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
665 * cgraph.h: Remove the corresponding declaration.
667 * gcse.c (null_pointer_info): Remove.
669 2005-01-23 Roger Sayle <roger@eyesopen.com>
670 Eric Botcazou <ebotcazou@libertysurf.fr>
672 * combine.c (simplify_logical): Only simplify logical expressions
673 of the form ior(and(x,y),z) by the inverse distributive law if the
674 result is cheaper than the original.
676 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
678 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
679 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
680 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
681 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
682 config/freebsd-spec.h, config/arm/arm.h,
683 config/h8300/h8300.md, config/i386/i386.md,
684 config/i386/predicates.md, config/i386/sse.md,
685 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
686 config/vax/vax.md: Fix comment typos. Follow spelling
689 2005-01-23 Steven Bosscher <stevenb@suse.de>
691 * gengtype.c (walk_type): Produce `not equal to' compares for loop
692 tests, instead of `less than'.
694 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
696 * function.c (assign_parm_setup_block): When creating a new stack slot
697 for a parameter, get its alignment from the parameter's DECL_ALIGN
698 rather than the type's TYPE_ALIGN. Make sure that the parameter
699 is at least word aligned.
701 2005-01-22 Roger Sayle <roger@eyesopen.com>
704 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
706 2005-01-22 Richard Henderson <rth@redhat.com>
709 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
710 in both compare operands.
711 (movdfcc_1_sse_max): Likewise.
712 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
713 (movdfcc_1_sse): Likewise.
714 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
715 scratch register as needed.
717 2005-01-22 Richard Henderson <rth@redhat.com>
719 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
721 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
723 2005-01-22 Richard Henderson <rth@redhat.com>
725 * genopinit.c (optabs): Use smin/smax for floating point too.
726 * doc/md.texi: Update to match. Clarify that floating point
727 results are undefined for +0/-0 and NaN.
728 * doc/rtl.texi: Likewise.
729 * rtl.def (SMIN, SMAX): Likewise
730 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
732 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
733 leading 's' to the name.
734 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
735 smaxxf3, sminxf3): Likewise.
736 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
739 2005-01-22 Paul Brook <paul@codesourcery.com>
741 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
743 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
745 * config/s390/s390.c (struct processor_costs): New fields
746 dlgr, dlr, dr, dsgfr, dsgr.
747 (z900_cost, z990_cost): Values for new fields.
748 (s390_rtx_costs): New cases MEM und COMPARE in switch
749 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
750 DIV, MOD, UDIV, UMOD.
752 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
754 * config/s390/s390.md ("doloop_si64"): Reload input value directly
755 into the register being decremented.
756 ("doloop_si31", "doloop_di"): Likewise.
757 ("*doloop_si_long"): Adapt pattern.
759 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
761 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
763 (CLASS_MAX_NREGS): Likewise.
765 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
767 * doc/tree-ssa.texi (Statement Operands): Add example for new
768 must-def macro. Note deprecation of old operands interface.
770 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
772 PR tree-optimization/19484
773 * tree-cfg.c (remove_fallthru_edge): New function.
774 (cleanup_control_flow): Remove fallthru edges from calls that are
775 now known not to return.
777 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
779 Fix PR tree-optimization/19038
780 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
781 copies with loop variant ones.
783 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
785 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
786 config/alpha/alpha-protos.h, config/alpha/alpha.h,
787 config/alpha/alpha.md, config/alpha/predicates.md,
788 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
789 config/sparc/sol2.h: Update copyright.
791 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
792 first label to see if it is a nonlocal label.
794 2005-01-22 David Edelsohn <edelsohn@gnu.org>
795 Andrew Pinski <pinskia@physics.uc.edu>
798 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
799 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
801 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
803 * config/rs6000/rtems.h: Update copyright.
805 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
808 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
809 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
810 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
812 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
815 * c-typeck.c (convert_arguments): Check for error_mark_node.
817 2005-01-21 Ian Lance Taylor <ian@airs.com>
819 PR tree-optimization/13000
820 * tree-inline.c: Include "tree-flow.h".
821 (expand_call_inline): If warn_return_type, warn if non-void inline
822 function falls through.
823 * tree-cfg.c (execute_warn_function_return): Don't warn about
824 control reaching end if TREE_NO_WARNING is set. Set
826 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
828 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
829 branch if we don't need one.
830 * c-typeck.c: Include "tree-flow.h"
831 (c_finish_bc_stmt): Don't add a goto if the current statement
832 list doesn't fall through to the current point.
834 2005-01-21 Roger Sayle <roger@eyesopen.com>
836 PR rtl-optimization/576
837 * real.c (real_arithmetic): Change return type from void to bool
838 to return an indication that the result may be inexact.
839 * real.h (real_arithmeric): Update prototype.
840 * fold-const.c (const_binop): Don't constant fold floating
841 point expressions when the user specifies -frounding-math and
842 the result may depend upon the run-time rounding mode.
843 (fold_convert_const_real_from_real): Clean-up.
844 (fold_initializer): Ignore flag_rounding_math for initializers.
845 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
846 constant fold FP operations with flag_rounding_math if the
847 result may depend upon the run-time rounding mode.
849 2005-01-21 Tom Tromey <tromey@redhat.com>
851 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
853 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
855 * tree-cfg.c: Fix comment typos.
857 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
859 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
860 around the call to rest_of_handle_branch_target_load_optimize.
862 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
864 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
865 (sparc64-*-openbsd*): Likewise.
866 (sparclite-*-elf*): Include tm-dwarf2.h.
867 (sparc86x-*-elf*): Likewise.
868 (sparc64-*-elf*): Likewise.
869 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
870 (DBX_DEBUGGING_INFO): Likewise.
871 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
872 (PREFERRED_DEBUGGING_TYPE): Likewise.
873 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
874 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
875 (PREFERRED_DEBUGGING_TYPE): Likewise.
876 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
877 (PREFERRED_DEBUGGING_TYPE): Likewise.
878 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
880 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
883 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
885 2005-01-20 Paul Brook <paul@codesourcery.com>
887 * doc/rtl.texi: Document value extension requirements for CONST_INT.
889 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
891 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
892 label is first in a sequence of labels.
894 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
896 2005-01-20 Janis Johnson <janis187@us.ibm.com>
897 Giovanni Bajo <giovannibajo@gcc.gnu.org>
899 * doc/sourcebuild.texi (Test Directives): New.
901 2005-01-20 Roger Sayle <roger@eyesopen.com>
903 * real.c (real_floor): Don't leave the result uninitialized when
904 mode is VOIDMode, but return the unrounded intermediate value.
905 (real_ceil): Likewise.
907 2005-01-20 Paul Brook <paul@codesourcery.com>
909 * config/arm/arm.md (insv): Use gen_int_mode.
911 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
913 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
914 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
915 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
916 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
917 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
919 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
922 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
923 fbreg, so we have to assume we can't.
924 (loc_descriptor_from_tree_1): Ditto.
925 (containing_function_has_frame_base): New function.
926 (add_location_or_const_value_attribute): Use it.
927 Also try to generate a frame_base from a single element location
930 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
932 PR tree-optimization/15349
933 * timevar.def (TV_TREE_MERGE_PHI): New.
934 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
936 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
937 calls to tree_forwarder_block_p.
938 (remove_forwarder_block_with_phi, merge_phi_nodes,
939 gate_merge_phi, pass_merge_phi): New.
940 * tree-optimize.c (init_tree_optimization_passes): Add
942 * tree-pass.h: Add an extern for pass_merge_phi;
944 2005-01-20 Richard Henderson <rth@redhat.com>
947 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
948 (_mm_castps_pd, _mm_castps_si128): New.
949 (_mm_castsi128_ps, _mm_castsi128_pd): New.
951 2005-01-20 Richard Henderson <rth@redhat.com>
954 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
955 __builtin_ia32_vec_init_v2si.
956 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
957 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
958 (ix86_init_mmx_sse_builtins): Create it.
959 (ix86_expand_builtin): Expand it.
960 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
961 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
962 (vec_extractv2si_0, vec_extractv2si_1): New.
964 2005-01-20 Richard Henderson <rth@redhat.com>
967 * config/i386/i386.c (ix86_expand_push): New.
968 * config/i386/mmx.md (push<MMXMODE>1): New.
969 * config/i386/sse.md (push<SSEMODE>1): New.
970 * config/i386/i386-protos.h: Update.
972 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
974 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
977 2005-01-20 Richard Henderson <rth@redhat.com>
979 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
980 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
982 2005-01-19 Richard Henderson <rth@redhat.com>
985 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
986 to V4SFmode in SSE1 fallback load path.
988 2005-01-19 Richard Henderson <rth@redhat.com>
990 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
991 in QImode expansion to ix86_expand_vector_set.
992 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
994 2005-01-19 Richard Henderson <rth@redhat.com>
997 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
998 subclass of the input class.
999 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1000 Always true for cross-SSE1 classes. Rationalize conditionals.
1001 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1002 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1003 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1004 (movdi_2): Add MMX/SSE zeros.
1005 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1006 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1007 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1008 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1009 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1010 (zero_extendsidi2_rex64_1): Remove.
1011 (MOV0 peephole): Check GENERAL_REG_P.
1013 2005-01-19 Richard Henderson <rth@redhat.com>
1016 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1018 (ix86_expand_vector_extract): Likewise.
1020 2005-01-19 Richard Henderson <rth@redhat.com>
1023 * expr.c (emit_move_change_mode): New argument force; use
1024 simplify_gen_subreg if true.
1025 (emit_move_via_alt_mode): Merge into ...
1026 (emit_move_via_integer): ... here.
1027 (emit_move_ccmode): Use emit_move_change_mode directly.
1029 2005-01-19 Richard Henderson <rth@redhat.com>
1032 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1033 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1034 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1036 (alpha_emit_set_const): Likewise. Make static.
1037 (alpha_emit_set_long_const): Make static.
1038 (alpha_extract_integer): Split out from alpha_expand_mov.
1039 (alpha_split_const_mov): Likewise.
1040 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1041 (alpha_legitimate_constant_p): New.
1042 * config/alpha/alpha-protos.h: Update.
1043 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1044 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1045 * config/alpha/alpha.md (movsi): Add n alternative.
1046 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1047 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1048 (splitters for all of the above): Use alpha_split_const_mov.
1049 * config/alpha/predicates.md (non_add_const_operand): New.
1050 (non_zero_const_operand): New.
1051 (input_operand): Use alpha_legitimate_constant_p after reload.
1053 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1055 PR tree-optimization/19038
1056 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1057 (add_candidate): Add ivs with increment in latch only if
1058 allow_ip_end_pos_p is true.
1059 (determine_iv_cost): Use empty_block_p.
1061 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1063 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1064 (compute_dominance_frontiers): Ditto.
1066 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1069 * config/sh/t-rtems: New.
1070 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1072 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1074 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1075 the offset of the selected field.
1077 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1079 * tree-cfg.c (remove_forwarder_block): Fix the check to
1080 prevent a nonlocal label from appearing in the middle of a
1083 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1085 PR rtl-optimization/19462
1086 * reorg.c (find_end_label): Create return insn only if
1087 current_function_epilogue_delay_list is empty.
1089 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1091 * doc/passes.texi: Remove paragraph mentioning new-ra.
1093 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1095 PR rtl-optimization/15139
1096 * combine.c: Include params.h.
1097 (count_rtxs): New function.
1098 (record_value_for_reg): If replace_rtx would replace at least
1099 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1100 (clobber (const_int 0)) instead of TEM.
1101 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1102 * params.h (MAX_LAST_VALUE_RTL): New.
1103 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1104 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1107 * c-typeck.c (digest_init): Only call build_vector if all constructor
1108 elements are *_CST nodes.
1109 * gimplify.c (gimplify_init_constructor): Likewise.
1112 * c-typeck.c (digest_init): Only call build_vector if inside_init
1115 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1117 * toplev.c (init_asm_output): Remove dead #ifdef.
1119 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1121 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1123 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1125 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1126 accessing DECL_FUNCTION_CODE.
1127 * dojump.c (do_jump): Likewise.
1128 * gimplify.c (gimplify_call_expr): Likewise.
1129 * predict.c (expr_expected_value): Likewise.
1130 (strip_builtin_expect): Likewise.
1131 * tree-inline.c (estimate_num_insns_1): Likewise.
1132 * tree-ssa-loop-im.c (stmt_cost): Likewise
1133 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1134 (tree_expr_nonnegative_p): Likewise.
1136 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1138 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1139 variant of the load_pcrel_sym pattern.
1140 * config/sparc/sparc.md (P macro): Move to the top.
1141 (load_pcrel_sym): Macroize using P.
1142 (save_register_window): Likewise.
1144 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1146 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1149 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1152 * c-typeck.c (build_asm_expr): Strip nops off
1153 input memory operands.
1155 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1157 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1158 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1159 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1160 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1162 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1165 * config/i386/i386.c (override_options): If the 80387 is disabled,
1166 then do not return FP values using FP registers.
1168 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1170 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1171 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1172 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1173 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1174 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1175 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1176 output.h, postreload-gcse.c, postreload.c, recog.c,
1177 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1178 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1179 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1180 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1181 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1182 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1183 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1184 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1186 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1187 config/alpha/alpha.c, config/arm/vfp.md,
1188 config/i386/emmintrin.h, config/i386/i386-modes.def,
1189 config/i386/i386-protos.h, config/i386/i386.h,
1190 config/i386/pmmintrin.h, config/i386/ppro.md,
1191 config/i386/predicates.md, config/i386/xmmintrin.h,
1192 config/i860/i860.c, config/ia64/ia64-modes.def,
1193 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1194 config/ia64/ia64.md, config/ia64/itanium1.md,
1195 config/ia64/itanium2.md, config/ia64/predicates.md,
1196 config/iq2000/iq2000.h, config/mips/linux64.h,
1197 config/rs6000/aix41.h, config/rs6000/aix43.h,
1198 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1199 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1200 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1201 config/sparc/linux64.h, config/sparc/litecoff.h,
1202 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1203 config/sparc/sparc.h, config/sparc/sparc.md,
1204 config/sparc/sysv4-only.h: Update copyright.
1206 2005-01-18 Richard Henderson <rth@redhat.com>
1209 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1211 2005-01-18 Marc Espie <espie@openbsd.org>
1212 * config/i386/openbsdelf.h: Typo.
1214 2005-01-18 Richard Henderson <rth@redhat.com>
1216 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1217 special case for sse.
1218 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1220 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1222 * tree-inline.c (estimate_num_insns_1): Added cases for
1223 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1225 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1227 PR rtl-optimization/19296
1228 * combine.c (simplify_comparison): Rewrite the condition under
1229 which a non-paradoxical SUBREG of a PLUS can be lifted when
1230 compared against a constant.
1232 2005-01-18 Andi Kleen <ak@muc.de>
1234 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1235 * c.opt (-Wpointer-sign): Add.
1236 * doc/invoke.texi: (-Wpointer-sign): Add.
1238 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1240 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1241 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1242 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1243 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1244 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1245 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1246 for TARGET_MIX_SSE_I387.
1247 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1248 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1249 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1250 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1251 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1252 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1253 TARGET_MIX_SSE_I387.
1254 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1257 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1260 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1261 Add movaps alternative for xmm reg->reg move.
1263 2005-01-17 Jeff Law <law@redhat.com>
1265 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1266 at the end of the main DOM loop rather than just before DOM exits.
1268 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1270 PR tree-optimization/19121
1271 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1272 adding aliases to a name tag, also add them to the pointer's
1274 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1275 sensitive alias info at all. Only check that the two pointers
1276 have compatible pointed-to sets.
1277 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1278 a pointer's type tag is a superset of the alias set of the
1281 2005-01-17 James E Wilson <wilson@specifixinc.com>
1284 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1285 comment to document why.
1287 2005-01-17 Richard Henderson <rth@redhat.com>
1289 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1290 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1291 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1292 sse2_vmsminv2df3_finite): New.
1293 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1294 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1295 Force op1 into register.
1297 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1299 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1300 bubblestrap from always rebuilding build directory.
1302 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1304 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1305 ("*cmpmem_short"): Likewise.
1307 2005-01-17 Steven Bosscher <stevenb@suse.de>
1309 * basic-block.h: Document BB_* flags.
1310 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1311 use an sbitmap instead.
1312 * sched-rgn.c (compute_trg_info): Likewise.
1314 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1316 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1317 redundant target_cpu_default and extra_parts lines. Use the default
1319 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1320 (SUBTARGET_EXTRA_SPECS): Delete.
1321 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1322 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1323 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1324 and "n32" for -mabi=n32.
1326 2005-01-17 Ian Lance Taylor <ian@airs.com>
1329 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1330 fold constant variables into initial values.
1332 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1334 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1336 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1337 through the statements backward.
1339 2005-01-17 Ian Lance Taylor <ian@airs.com>
1341 PR middle-end/13127:
1342 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1343 a variable set to the return value of the inlined function.
1345 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1347 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1348 when modes are tieable.
1350 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1352 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1353 of pthread_create to find out if threads are enabled.
1354 * gthr-posix95.h (__gthread_active_p): Likewise.
1356 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1358 * common.opt (-fnew-ra): Remove.
1360 * toplev.h (flag_new_regalloc): Remove.
1361 * Makefile.in (ra*.*): Don't mention.
1362 * passes.c (rest_of_handle_new_regalloc): Remove.
1363 (rest_of_handle_combine, rest_of_compilation): Always consider
1364 flag_new_regalloc as false.
1365 * doc/invoke.texi: Don't document -fnew-ra.
1367 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1369 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1370 last parameter to reg_scan.
1371 * loop.c (loop_optimize): Likewise.
1372 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1373 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1374 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1375 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1376 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1377 * regclass.c (reg_scan): Likewise, for the declaration.
1378 * rtl.h (reg_scan): Likewise, for the prototype.
1380 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1382 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1383 mark_dfs_back_edges.
1385 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1387 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1388 (compute_avail): Uses don't go in tmp_gen.
1390 2005-01-16 Steven Bosscher <stevenb@suse.de>
1392 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1393 loop to look for a free slot in a page entry.
1395 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1398 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1399 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1400 just before targetm.asm_out.file_end.
1401 * tree.h (process_pending_assemble_output_defs): Declare.
1402 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1404 (assemble_alias): Defer generation of assembly code for defines when
1405 TARGET_DEFERRED_OUTPUT_DEFS is true.
1406 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1407 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1408 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1410 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1413 * pa.c (pa_scalar_mode_supported_p): New function.
1414 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1415 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1417 * pa-protos.h (prefetch_operand): Delete.
1418 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1419 * pa.c (prefetch_operand): Delete.
1420 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1421 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1422 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1423 and prefetch_nocc_operand.
1424 * pa.md (prefetch): Rework to avoid reload problems handling short
1425 displacements when a cache control completer needs to be provided.
1426 (prefetch_32, prefetch_64): Delete.
1427 (prefetch_cc, prefetch_nocc): New patterns.
1429 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1431 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1433 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1436 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1437 exceeds maximum alignment for global common data.
1438 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1439 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1441 2004-01-15 Roger Sayle <roger@eyesopen.com>
1443 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1445 2004-01-15 Roger Sayle <roger@eyesopen.com>
1447 * harg-reg-set.h (reg_class_names): Prototype global array.
1448 * regclass.c (reg_class_names): Declare here and initialize to
1450 (dump_regclass): Remove local declaration of reg_class_names.
1451 (regclass): Likewise.
1452 * cfg.c (dump_flow_info): Likewise.
1453 * ra-debug.c (reg_class_names): Likewise.
1454 * regrename.c (reg_class_names): Likewise.
1455 * reload.c (reg_class_names): Likewise.
1456 * reload1.c (spill_failure): Likewise.
1457 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1459 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1461 * config/s390/s390.md ("reload_outti"): Remove predicate for
1462 output operand. Abort if operand is not a MEM.
1463 ("reload_outdi", "reload_outdf"): Likewise.
1465 2005-01-15 Marc Espie <espie@openbsd.org>
1467 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1468 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1469 * config/openbsd.h: Fix C++ includes for native configurations.
1470 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1471 Add trampoline support.
1472 * config/i386/openbsdelf.h: New.
1474 2005-01-15 Marc Espie <espie@openbsd.org>
1476 * collect2.c (main): Explicitly parse -dynamic-linker option.
1478 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1480 PR tree-optimization/19060
1481 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1482 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1483 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1484 and handle extract_range_from_cond returning false.
1485 * fold-const.c (fold): Optimize comparisons with min/max even for
1486 width > HOST_BITS_PER_WIDE_INT.
1488 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1490 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1491 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1492 Remove little endian multilib variants.
1493 Add mips32 multilib variant.
1495 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1497 * explow.c (copy_all_reg, stabilize): Remove.
1498 * expr.h: Remove the corresponding prototypes.
1500 * rtlanal.c (regs_set_between_p): Remove.
1501 * rtl.h: Remove the corresponding prototype.
1503 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1505 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1506 to rs6000_nonimmediate_operand.
1507 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1508 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1509 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1510 rs6000_nonimmediate_operand.
1511 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1512 rs6000_nonimmediate_operand.
1514 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1516 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1518 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1520 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1522 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1523 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1525 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1526 (rs6k_nonimmediate_operand): New.
1527 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1529 (legitimate_lo_sum_address_p): Same.
1530 (rs6000_legitimize_address): Same.
1531 (rs6000_legitimize_reload_address): Same.
1532 (rs6000_legitimate_address): Same.
1533 (spe_build_register_parallel): Pass DF and DC modes in a DI
1536 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1537 to rs6k_nonimmediate_operand.
1539 * config/rs6000/spe.md ("*frob_df_di"): New.
1540 ("*frob_di_df"): New.
1541 ("*frob_di_df_2"): New.
1542 ("*mov_sidf_e500_subreg0"): New.
1543 ("*mov_sidf_e500_subreg4"): New.
1544 ("*movdf_e500_double"): Change predicate to
1545 rs6k_nonimmediate_operand.
1547 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1549 * postreload.c (move2add_note_store): Only call
1550 trunc_int_for_mode on scalar integers.
1552 2005-01-14 Steven Bosscher <stevenb@suse.de>
1554 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1555 replace BB_VISITED uses.
1556 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1557 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1558 (tree_dce_done): Free visited_control_parents.
1559 (perform_tree_ssa_dce): Allocate and clear it.
1560 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1561 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1562 instead of BB_VISITED.
1564 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1566 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1567 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1568 Remove unused prototypes.
1570 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1572 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1573 64-bit register usage.
1574 (spe_func_has_64bit_regs_p): Add FIXME note.
1576 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1578 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1579 flag_finite_math_only with flag_unsafe_math_optimizations.
1581 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1583 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1585 (__tpf_eh_return): Copy TPF private stack area from the module
1586 boundary stack frame. Add check for when module addresses are
1587 equal, but no stub address is found.
1589 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1592 * arm.h (struct machine_function): Add call_via field.
1593 (thumb_call_via_label): Declare.
1594 * arm.c (thumb_call_via_label): New variable.
1595 (thumb_call_reg_needed): New variable.
1596 (arm_output_function_epilogue): For Thumb code, output any per-function
1597 call-indirect trampolines.
1598 (thumb_call_via_reg): New function.
1599 (arm_file_end): New function.
1600 (TARGET_ASM_FILE_END): Call arm_file_end.
1601 (aof_file_end): Likewise.
1602 * arm-protos.h (thumb_call_via_reg): Declare.
1603 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1604 thumb_call_via_reg in normal case.
1606 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1609 PR rtl-optimization/19348
1610 * recog.c (peephole2_optimize): Do global life update if some peephole
1611 decides it doesn't need at least one of its inputs and that change
1612 influences liveness at the start of the basic block.
1614 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1615 arguments instead of 1.
1617 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1620 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1621 zero for nested functions needing a static chain or functions
1622 with a non-constant address.
1624 2005-01-13 Roger Sayle <roger@eyesopen.com>
1626 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1627 (and (sign_extend X) C) into (zero_extend (and X C)).
1629 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1631 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1633 2005-01-13 Richard Henderson <rth@redhat.com>
1638 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1639 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1640 not just TARGET_SSE.
1641 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1642 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1643 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1644 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1645 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1646 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1647 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1648 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1649 (movdicc_c_rex64): Rename with '*'.
1650 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1651 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1652 (movsfcc_1_387): Rename from movsfcc_1.
1653 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1654 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1655 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1656 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1657 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1658 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1659 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1660 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1661 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1662 sse_movdfcc_const0_4): Remove.
1663 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1664 recognize min/max early. Update for changed sse cmove patterns.
1665 (ix86_split_sse_movcc): New.
1666 * config/i386/i386-protos.h: Update.
1668 2005-01-13 Steven Bosscher <stevenb@suse.de>
1670 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1671 (fix_stmt_v_may_defs): Likewise.
1673 2005-01-13 Richard Henderson <rth@redhat.com>
1675 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1676 for converting the mask.
1678 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1680 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1683 2005-01-13 Richard Henderson <rth@redhat.com>
1685 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1686 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1687 IX86_BUILTIN_MOVDQ2Q): Remove.
1688 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1689 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1690 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1692 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1693 (sse2_pextrw): Fix immediate constraint.
1694 (sse2_loadq, sse2_loadq_rex64): Remove.
1695 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1696 Use __builtin_ia32_vec_ext_<size>.
1697 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1699 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1701 * function.c (assign_parm_setup_block): Look inside original
1702 entry_parm when inspecting PARALLEL.
1704 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1705 Joel Sherrill <joel@oarcorp.com>
1708 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1709 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1710 rtems_gxx_recursive_mutex_init.
1711 (__gthread_recursive_mutex_lock): New function.
1712 (__gthread_recursive_mutex_trylock): Likewise.
1713 (__gthread_recursive_mutex_unlock): Likewise.
1715 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1717 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1719 2005-01-13 Jan Beulich <jbeulich@novell.com>
1721 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1722 (ashrti3_internal): Indicate output is early clobber. Generate result
1723 into output rather than first input. Use move for low word of output
1724 if shift count is exactly 64.
1725 (lshrti3_internal): Likewise.
1727 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1731 * reload1.c (delete_output_reload): Don't delete an output reload
1732 if the pseudo lives longer than a single basic block. Adjust and
1733 improve wording of comment.
1735 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1738 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1739 of TYPE_SIZE where we mean the number of bytes.
1741 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1743 * function.c (assign_parm_setup_block): Relax condition on
1744 multi-register optimization.
1746 2005-01-12 Nick Clifton <nickc@redhat.com>
1748 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1749 an "in_delay_slot" attribute of "no" to prevent them being used in
1750 delay slots. This is forbidden because they might generate
1753 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1756 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1759 2005-01-12 Nick Clifton <nickc@redhat.com>
1761 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1762 passed on to GAS) but do not define, as GAS no longer supports or
1763 needs the -m2000 option.
1765 2005-01-11 Roger Sayle <roger@eyesopen.com>
1767 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1768 type as args of unprototyped builtins aren't automatically promoted.
1769 (fold_builtin_abs): Likewise.
1771 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1773 * Makefile.in: Set a `build-warn' variable.
1775 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1777 PR tree-optimization/17949
1778 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1779 (find_interesting_uses_address): Use it.
1781 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1783 * regrename.c (kill_value): Handle subreg's that won't simplify.
1785 2005-01-11 Richard Henderson <rth@redhat.com>
1788 * config/i386/i386.h (enum ix86_builtins): Move ...
1789 * config/i386/i386.c: ... here.
1790 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1791 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1792 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1793 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1794 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1795 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1796 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1797 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1798 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1799 IX86_BUILTIN_LOADDDUP): Remove.
1800 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1801 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1802 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1803 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1804 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1805 (ix86_init_builtins): Make static.
1806 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1807 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1808 if all the modes match. Otherwise, fake it.
1809 (get_element_number, ix86_expand_vec_init_builtin,
1810 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1811 (ix86_expand_builtin): Make static. Update for changed builtins.
1812 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1813 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1814 (ix86_expand_vector_init_duplicate): New.
1815 (ix86_expand_vector_init_low_nonzero): New.
1816 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1817 Split out from ix86_expand_vector_init; handle integer modes.
1818 (ix86_expand_vector_init): Use them.
1819 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1820 * config/i386/i386-protos.h: Update.
1821 * config/i386/predicates.md (reg_or_0_operand): New.
1822 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1823 (movv2sf_internal): Likewise. And a splitter to match them all.
1824 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1825 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1826 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1827 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1828 (mmx_pinsrw): Fix operand ordering.
1829 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1830 rather than sse_loadss expander.
1831 (movv2df splitter): Similarly.
1832 (sse_loadss, sse_loadlss): Remove.
1833 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1834 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1835 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1836 (sse3_movddup): Rename with '*'.
1837 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1838 (sse2_loadsd): Remove.
1839 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1840 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1841 (sse2_pinsrw): Fix argument ordering.
1842 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1843 (sse2_stored): Remove 'r' destination.
1844 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1845 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1846 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1847 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1848 vec_extractv16qi, vec_initv16qi): New.
1850 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1851 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1852 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1854 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1855 (_mm_load_si128, _mm_store_si128): Likewise.
1856 (_mm_load1_pd): Use _mm_set1_pd.
1857 (_mm_load_sd): Use _mm_set_sd.
1858 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1859 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1860 (_mm_set_epi64): Use _mm_set_epi64x.
1861 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1862 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1863 _mm_setr_epi8): Use _mm_set_foo form.
1864 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1865 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1866 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1867 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1868 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1869 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1870 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1871 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1872 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1873 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1874 (_mm_movedup_pd): Use _mm_shuffle_pd.
1875 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1876 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1877 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1878 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1880 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1881 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1882 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1883 (_mm_store_ps): Use raw dereference.
1884 (_mm_store1_ps): Use _mm_storeu_ps.
1885 (_mm_storer_ps): Use _mm_store_ps.
1886 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1887 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1889 2005-01-11 Stan Shebs <shebs@apple.com>
1891 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1892 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1894 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1897 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1898 Skip all DECLs except for FIELD_DECLs.
1900 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1902 * config/s390/s390.c (override_options): Return error if
1903 -mbackchain, -mpacked-stack and -mhard-float are used together.
1904 (s390_va_start): Remove the backchain && packed-stack special case.
1905 (s390_gimplify_va_arg): Likewise.
1906 * doc/invoke.texi: Remove the ABI incompatibility note.
1908 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1910 * config/s390/s390.c (struct s390_frame_layout): Remove
1912 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1913 save_backchain_p with TARGET_BACKCHAIN.
1915 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1918 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1919 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1920 * function.c (locate_and_pad_parm): Set new field.
1921 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1922 Tweak where_pad test to include "none". Always set mem align for
1924 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1925 not sufficient for type.
1926 (assign_parm_setup_block): If stack_parm is zero on entry, always
1927 make a new stack local. Block move old stack parm if necessary
1928 to new aligned stack local.
1929 (assign_parm_setup_stack): Use a block move to handle
1930 potentially misaligned entry_parm.
1931 (assign_parms_unsplit_complex): Specify required alignment when
1932 creating stack local.
1933 * calls.c (compute_argument_addresses): Override alignment of stack
1934 arg calculated from its type with the alignment given by
1935 FUNCTION_ARG_BOUNDARY.
1936 (store_one_arg): Likewise.
1938 2005-01-11 Jan Beulich <jbeulich@novell.com>
1940 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1941 Change respective itanium_class attribute to ialu.
1942 (shladdp4_internal): New.
1943 * config/ia64/predicates.md (shladd_log2_operand): New.
1945 2005-01-11 Richard Henderson <rth@redhat.com>
1947 * expr.c (store_constructor): Use rtvec_alloc instead of
1948 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1950 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1952 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1954 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1956 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1957 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1958 (TARGET_RWRELOC): Define.
1959 (ia64_rwreloc_section_type_flags): Delete.
1960 (ia64_section_type_flags): New function.
1961 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1962 (TARGET_RWRELOC): Define.
1964 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1967 * config/ia64/ia64.c (process_set): For alloc insn, only call
1968 process_epilogue is !frame_pointer_needed.
1970 2005-01-10 Roger Sayle <roger@eyesopen.com>
1973 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1974 unary operator and can't be treated as a binary/comparison operator.
1976 2005-01-10 Richard Henderson <rth@redhat.com>
1978 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1979 (ix86_return_in_memory): Likewise.
1980 (function_arg_advance): Likewise. Mirror structure in function_arg
1981 for choosing register to advance.
1983 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1985 * tree-vectorizer.c, tree.def: Fix comment typos.
1987 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1989 * config/s390/s390.c (struct processor_costs): 4 new fields:
1990 ddbr, ddr, debr, der.
1991 (s390_rtx_costs): More precise handling of divide instructions.
1993 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1995 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1997 2005-01-10 Jan Beulich <jbeulich@novell.com>
1999 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2000 names resulting from -ffunction-sections/-fdata-sections and linkonce
2002 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2003 based on the section name. Rearrange the section name comparison logic
2004 slightly so that each section name is compared against at most once.
2006 2005-01-10 Ben Elliston <bje@au.ibm.com>
2008 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2009 targets for which -fPIC reduces limitations on the GOT size.
2011 2005-01-09 Falk Hueffner <falk@debian.org>
2013 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2016 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2019 * collect2.c (main): Set aixrtl_flag for -brtl option.
2020 (resolve_lib_name): Search for .so file extension before .a
2023 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2025 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2026 (vect_analyze_data_refs_alignment): Add dump prints.
2028 2005-01-09 Ira Rosen <irar@il.ibm.com>
2030 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2031 expr_invariant_in_loop_p.
2032 Initialize outputs first thing in the function.
2033 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2034 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2035 (vect_analyze_pointer_ref_access): Check that the initial condition of
2036 the access function is loop invariant.
2038 2005-01-09 Richard Henderson <rth@redhat.com>
2040 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2041 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2042 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2043 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2044 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2045 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2046 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2047 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2048 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2049 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2050 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2051 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2052 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2053 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2054 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2055 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2056 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2057 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2058 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2059 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2060 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2061 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2062 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2064 (mmx_clrdi, pavgusb): Remove.
2065 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2066 with leading sse_ prefix.
2067 * config/i386/sse.md: Receive them.
2068 * config/i386/mmx.md: New file.
2069 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2070 (subrv2sf3): Turn into expander for normal subtraction.
2071 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2072 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2073 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2074 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2075 commutative; use ix86_binary_operator_ok.
2076 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2077 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2078 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2079 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2080 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2081 Macroize from existing patterns; use ix86_binary_operator_ok.
2082 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2083 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2084 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2085 with vec_select+vec_concat.
2086 (mmx_pshufw, mmx_pshufw_1): Likewise.
2087 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2088 (mmx_uavgv4hi3): Model correctly.
2089 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2090 _mm_xor_si64): Remove casts.
2092 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2094 PR tree-optimization/19224
2095 * tree-scalar-evolution.c (get_instantiated_value,
2096 set_instantiated_value): New functions.
2097 (instantiate_parameters_1): Cache the results.
2098 (instantiate_parameters, resolve_mixers): Initialize and free
2101 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2103 * config/i386/i386.md (addhi_4): Correct reference in comment.
2106 2005-01-08 Richard Henderson <rth@redhat.com>
2108 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2109 (_mm_cvtsi128_si64x): Likewise.
2110 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2111 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2112 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2113 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2114 * config/i386/i386-protos.h: Update.
2115 * config/i386/i386.c (print_operand): Add 'H'.
2116 (ix86_fixup_binary_operands): Split out from ...
2117 (ix86_expand_binary_operator): ... here.
2118 (ix86_fixup_binary_operands_no_copy): New.
2119 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2120 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2121 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2122 (safe_vector_operand): Use CONST0_RTX.
2123 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2124 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2125 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2126 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2128 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2129 (IX86_BUILTIN_CMPNGESS): New.
2130 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2131 (attr type): Add sselog1.
2132 (attr unit, attr memory): Handle it.
2133 (movti, movti_internal, movti_rex64): Move near other integer moves.
2134 (movtf, movtf_internal): Move near other fp moves.
2135 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2136 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2137 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2138 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2139 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2140 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2141 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2142 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2143 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2144 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2145 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2146 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2147 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2148 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2149 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2150 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2151 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2152 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2153 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2154 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2155 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2156 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2157 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2158 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2159 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2160 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2161 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2162 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2163 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2164 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2165 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2166 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2167 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2168 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2169 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2170 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2171 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2172 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2173 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2174 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2175 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2176 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2177 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2178 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2180 (SSEPUSH, push<SSEPUSH>): Remove.
2181 (MMXPUSH, push<MMXPUSH>): Remove.
2182 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2183 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2184 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2185 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2186 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2187 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2188 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2189 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2190 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2191 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2192 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2193 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2194 (ppro_sse_log_V4SF): Handle sselog1.
2195 * config/i386/predicates.md (const_0_to_1_operand): New.
2196 (const_0_to_255_mul_8_operand): New.
2197 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2198 (const_2_to_3_operand, const_4_to_7_operand): New.
2199 * config/i386/sse.md: New file.
2200 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2201 (sse_movups): Rename from sse_movups_1.
2202 (sse_loadlss): Rename from sse_loadss_1.
2203 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2205 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2206 (absv4sf2, negv2df, absv2df): New.
2207 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2208 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2209 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2210 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2211 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2212 (sse3_addsubv4sf3): Model correctly.
2213 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2214 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2215 (sse_movhlps): Model with vec_select+vec_concat.
2216 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2217 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2218 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2219 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2220 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2221 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2222 sse2_pshufhw_1): Likewise.
2223 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2224 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2225 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2226 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2227 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2228 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2229 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2230 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2231 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2232 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2233 sminv8hi3): Mark commutative
2234 operands. Use ix86_binary_operator_ok.
2235 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2236 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2237 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2238 sse2_punpcklqdq): Allow operand2 in memory.
2239 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2240 sse2_movsd): Add memory alternatives.
2241 (sse_storelps): Turn expander into an insn; split after reload.
2242 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2243 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2245 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2247 * configure.ac (DWARF-2 debug_line): Use objdump.
2248 * configure: Regenerate.
2250 2005-01-08 Jeff Law <law@redhat.com>
2251 Diego Novillo <dnovillo@redhat.com>
2253 PR tree-optimization/18241
2254 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2255 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2256 statements with volatile operands.
2257 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2258 operands after marking a statement with has_volatile_ops.
2260 2005-01-08 Roger Sayle <roger@eyesopen.com>
2262 * tree.c (int_fits_type_p): Always honor integer constant
2263 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2265 2005-01-08 Roger Sayle <roger@eyesopen.com>
2267 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2268 the latent bug in rtl_delete_block has been resolved.
2270 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2272 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2273 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2275 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2277 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2278 library as @multilib_dir@/$(SHLIB_SONAME).
2280 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2282 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2283 * configure: Regenerate.
2285 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2287 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2290 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2293 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2294 Convert non-word aligned offset address using ld/std into
2297 2005-01-07 Richard Henderson <rth@redhat.com>
2299 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2301 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2303 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2305 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2307 PR tree-optimization/19283
2308 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2309 is not shorter than the original type.
2311 PR rtl-optimization/19012
2312 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2314 PR rtl-optimization/18861
2315 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2316 (FULL_STATE): Define.
2317 (mark_tablejump_edge): New function.
2318 (purge_dead_tablejump_edges): New function.
2319 (find_bb_boundaries): Use it.
2321 PR tree-optimization/18828
2322 * builtins.c (expand_builtin_next_arg): Remove argument and all
2323 the argument checking.
2324 (expand_builtin): Adjust caller.
2325 (expand_builtin_va_start): Likewise. Remove error for too many
2327 (fold_builtin_next_arg): Issue error for too many arguments.
2328 After checking arguments, replace them with magic arguments that
2329 prevent further checking of the args.
2331 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2333 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2335 2005-01-06 Roger Sayle <roger@eyesopen.com>
2338 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2339 and %{.S:...} (and their negative variants) to test whether the
2340 input file is assembler or pre-processed-assembler independent of
2341 the actual filename extension.
2343 2005-01-06 Roger Sayle <roger@eyesopen.com>
2345 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2346 of sign or zero extended values.
2348 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2350 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2351 for IBM long double format correctly.
2353 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2355 Fix PR tree-optimization/18792
2357 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2358 to first_loop_depth, and use loop depth instead of loop number.
2359 (build_classic_dir_vector): Ditto.
2360 (compute_data_dependences_for_loop): Use depth, not loop number.
2361 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2362 number. Pass in loops, instead of loop numbers.
2363 (gather_interchange_stats): Ditto.
2364 (linear_transform_loops): Ditto.
2366 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2369 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2370 biv_fits_mode_p, extension_within_bounds_p): New functions.
2371 (check_ext_dependent_givs): Use them.
2373 2005-01-06 Roger Sayle <roger@eyesopen.com>
2375 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2376 more than one barrier, in which case we should delete them all.
2378 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2380 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2382 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2384 Fix PR middle-end/19286
2386 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2387 output this subprogram, simply ignore this attempt to do it again.
2388 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2389 origin attribute if it's not possible.
2390 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2391 (decls_for_scope): Ditto.
2392 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2393 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2395 2005-01-05 Richard Henderson <rth@redhat.com>
2398 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2399 (bdesc_2arg): Use it.
2400 (ix86_expand_binop_builtin): Force operands into registers
2402 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2403 ix86_expand_sse_compare, ix86_expand_sse_comi,
2404 ix86_expand_builtin): Likewise.
2406 2005-01-05 Richard Henderson <rth@redhat.com>
2408 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2410 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2411 (mulv4hi3): Set itanium_class mmmul.
2412 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2413 (fpack): Rename from fpack_sfsf.
2415 2005-01-05 Richard Henderson <rth@redhat.com>
2418 * reload1.c (do_input_reload): Restrict the optimization deleteing
2419 a previous output reload to RELOAD_FOR_INPUT.
2421 2005-01-05 Steven Bosscher <stevenb@suse.de>
2423 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2424 comment that we fall through after case.
2425 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2426 (distribute_links): Likewise.
2427 * cse.c (cse_insn): Likewise.
2428 * cselib.c (cselib_invalidate_mem): Likewise.
2429 * df.c: Update comments at the top of the file.
2430 (read_modify_subreg_p): Update comments here too.
2431 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2432 * flow.c (mark_set_1): Likewise.
2433 (mark_used_regs): Likewise.
2434 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2435 (canon_list_insert): Likewise.
2436 (mark_set): Likewise.
2437 (try_replace_reg): Likewise.
2438 (store_killed_in_insn): Likewise.
2439 * loop.c (count_one_set): Likewise.
2440 (basic_induction_var): Likewise.
2441 * postreload-gcse.c (find_mem_conflicts): Likewise.
2442 * postreload.c (reload_combine_note_store): Likewise.
2443 (move2add_note_store): Likewise.
2444 * reload.c (find_equiv_reg): Likewise.
2445 (mark_referenced_resources): Likewise.
2446 * rtlanal.c (set_noop_p): Likewise.
2447 (note_stores): Likewise.
2448 (note_uses): Likewise.
2449 * sched-deps.c (sched_analyze_1): Likewise.
2450 * sched-rgn.c (check_live_1): Likewise.
2451 (update_live_1): Likewise.
2452 * config/i860/i860.c: Likewise.
2454 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2456 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2458 * doc/rtl.texi: Update documentation for bit-fields and SET.
2460 2005-01-05 Roger Sayle <roger@eyesopen.com>
2462 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2464 2005-01-05 Jan Hubicka <jh@suse.cz>
2465 Richard Henderson <rth@redhat.com>
2468 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2471 2005-01-05 Richard Henderson <rth@redhat.com>
2474 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2475 (sse_shufps): Change operand 3 to const_int_operand.
2476 (sse2_storelps): Fix typo in template.
2477 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2478 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2479 (ix86_expand_builtin): Likewise.
2481 2005-01-05 Julian Brown <julian@codesourcery.com>
2483 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2484 as aggregates for AAPCS ABIs.
2486 2005-01-05 Stan Shebs <shebs@apple.com>
2488 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2489 Mach-O getters if ppc64.
2490 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2492 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2493 signed four-byte field for global code case.
2494 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2496 2005-01-05 Roger Sayle <roger@eyesopen.com>
2499 * c-common.c: Include real.h.
2500 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2501 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2502 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2503 * Makefile.in (c-common.o): Update dependencies.
2505 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2507 * c-parse.in (asm_string): Add trailing semicolon.
2509 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2511 * c-parse.in (asm_string): New. Don't allow wide strings in
2513 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2514 asm_string instead of STRING.
2516 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2518 * c-typeck.c (constructor_no_implicit): Remove.
2519 (set_designator, process_init_element): Don't check
2520 constructor_no_implicit.
2522 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2523 Kaz Kojima <kkojima@gcc.gnu.org>
2526 * lcm.c (create_pre_exit): New.
2527 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2528 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2530 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2532 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2533 -msoft-float in target_float_switch.
2534 * arm.c (arm_override_options): Fix processing of target_float_switch.
2536 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2538 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2541 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2543 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2544 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2546 2005-01-04 Roger Sayle <roger@eyesopen.com>
2548 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2549 if deleting the then-block allows the test-block to fallthru to the
2552 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2555 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2556 after the full declaration if the are in two different TUs.
2558 2005-01-04 Richard Henderson <rth@redhat.com>
2561 * tree-sra.c (generate_one_element_init): Just
2562 call gimplify_and_add.
2563 (generate_element_init): Record the
2564 new referenced variables and mark them for renaming
2565 and split out to ...
2566 (generate_element_init_1): This.
2567 (scalarize_init): Don't call push_gimplify_context/
2568 pop_gimplify_context.
2570 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2572 * toplev.c (get_src_pwd): Handle failure of getpwd().
2574 2005-01-04 Roger Sayle <roger@eyesopen.com>
2576 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2578 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2579 all the cases handled by it are inverted by invert_truthvalue.
2581 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2583 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2584 (save_register_windowsi): Likewise.
2586 2005-01-04 Richard Henderson <rth@redhat.com>
2588 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2590 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2593 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2594 any simplifications of vector mode comparison operators.
2595 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2597 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2598 Devang Patel <dpatel@apple.com>
2600 PR tree-optimization/18308
2601 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2602 the operands before creating a new expression.
2603 * dojump.c (do_jump): Make drop_through_label available
2604 for all cases. Add expansion of COND_EXPR.
2606 2005-01-04 Ira Rosen <irar@il.ibm.com>
2608 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2609 INTEGER_CST instead of TREE_CONSTANT.
2610 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2611 instead of TREE_CONSTANT.
2612 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2613 instead of TREE_CONSTANT.
2615 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2617 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2619 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2622 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2623 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2625 2005-01-03 Richard Henderson <rth@redhat.com>
2627 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2628 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2629 fold_convert_const_real_from_real): Split out from ...
2630 (fold_convert_const): ... here.
2632 2005-01-03 Richard Henderson <rth@redhat.com>
2635 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2636 (mov<MMXMODEI>_internal): Likewise.
2637 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2638 Add V2SF case; use it for SSE1; don't use TI.
2639 (movdf_integer): Likewise.
2640 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2642 2005-01-03 Ira Rosen <irar@il.ibm.com>
2644 * tree-vectorizer.c (vect_strip_conversions): New function.
2645 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2646 check for binary class.
2648 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2652 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2654 * gimple-low.c (mark_blocks_with_used_vars): New function.
2655 (mark_blocks_with_used_subblocks): Ditto.
2656 (mark_used_blocks): Ditto.
2657 (pass_mark_used_blocks): New pass.
2658 * tree-inline.c: Include debug.h.
2659 (expand_call_inline): Call outlining_inline_function here.
2660 * tree-optimize.c (init_tree_optimization_passes): Add
2661 pass_mark_used_blocks.
2662 * tree-pass.h (pass_mark_used_blocks): New.
2663 * Makefile.in (tree-inline.o): Add debug.h dependency.
2665 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2667 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2668 VAR_DECLs to have weak_import attribute.
2670 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2673 2004-01-03 Steven Bosscher <stevenb@suse.de>
2675 * passes.c (rest_of_compilation): Don't run regmove if only
2676 flag_expensive_optimizations, require flag_regmove instead.
2678 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2680 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2682 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2683 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2684 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2685 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2687 2005-01-03 Richard Henderson <rth@redhat.com>
2689 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2690 (ia64_const_ok_for_letter_p): New.
2691 (ia64_const_double_ok_for_letter_p): New.
2692 (ia64_extra_constraint): New.
2693 (ia64_expand_vecint_compare): New.
2694 (ia64_expand_vcondu_v2si): New.
2695 (ia64_expand_vecint_cmov): New.
2696 (ia64_expand_vecint_minmax): New.
2697 (ia64_print_operand): Add 'v'.
2698 (ia64_preferred_reload_class): New.
2699 (ia64_vector_mode_supported_p): New.
2700 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2701 (PREFERRED_RELOAD_CLASS): Move to function.
2702 (CONST_OK_FOR_LETTER_P): Move to function.
2703 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2704 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2705 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2706 (EXTRA_CONSTRAINT): Move to function.
2707 * config/ia64/ia64.md: Include vect.md.
2708 (itanium_class): Add mmalua.
2710 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2712 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2713 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2715 (const_int_2bit_operand): New.
2716 (fr_reg_or_0_operand): New.
2717 * config/ia64/ia64-modes.def: Add vector modes.
2718 * config/ia64/ia64-protos.h: Update.
2719 * config/ia64/vect.md: New file.
2721 2005-01-03 Richard Henderson <rth@redhat.com>
2723 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2725 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2728 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2730 (log1pdf2): Change mode of operands[0,1] to DFmode.
2732 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2734 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2735 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2736 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2737 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2738 SPARC_RELAXED_ORDERING.
2740 2005-01-03 Richard Henderson <rth@redhat.com>
2741 Uros Bizjak <uros@kss-loka.si>
2744 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2745 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2746 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2748 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2749 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2750 const_pow2_1_to_128_operand): New predicates.
2752 2005-01-02 Greg McGary <greg@mcgary.org>
2754 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2756 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2757 object. [ptr_type]: Remove unused variable.
2758 Remember nearest addressable array-element or record-component
2759 when checking bitfield components. Tolerate empty BIND_EXPR.
2761 2005-01-01 Richard Henderson <rth@redhat.com>
2763 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2764 that don't narrow the value. Fail for other conversions.
2766 2005-01-01 Richard Henderson <rth@redhat.com>
2769 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2770 * c-lang.c (finish_file): Don't do it here.
2771 * objc/objc-act.c (objc_finish_file): Likewise.
2773 * cgraph.c (decl_assembler_name_equal): New.
2774 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2775 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2776 * cgraph.h (struct cgraph_varpool_node): Add next.
2777 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2778 * varasm.c (assemble_alias): Mark the target as needed.
2780 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2783 * function.c (get_arg_pointer_save_area): Use entry_of_function
2784 instead of get_insns.
2786 2005-01-01 Roger Sayle <roger@eyesopen.com>
2787 Andrew Pinski <pinskia@physics.uc.edu>
2788 James E. Wilson <wilson@specifixinc.com>
2790 PR rtl-optimization/12092
2791 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2794 2005-01-01 Roger Sayle <roger@eyesopen.com>
2795 Olivier Hainque <hainque@act-europe.fr>
2797 * tree.c (int_fits_type_p): A narrower type always fits in a
2798 wider one, except for negative values into unsigned types.
2800 2005-01-01 Roger Sayle <roger@eyesopen.com>
2802 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2803 with the original constant rather than require TREE_OVERFLOW.
2805 2005-01-01 Steven Bosscher <stevenb@suse.de>
2808 * c-decl.c (finish_function): If compiling C99, annotate the
2809 compiler generated return with the current file name and line 0.
2810 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2811 the source line is greater than 0.
2812 (remove_bb): Likewise.
2814 See ChangeLog.12 for earlier changes.