1 2005-01-28 Ian Lance Taylor <ian@airs.com>
5 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6 through if both operands fall through.
8 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10 * cse.c (fold_rtx) <PC>: Don't optimize.
12 2005-01-28 Jeff Law <law@redhat.com>
14 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
15 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
17 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
19 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
20 cse_reg_info_used_list_end): Remove.
21 (cse_reg_info_list, cse_reg_info_list_free): New.
22 (get_cse_reg_info): When allocating an instance of
23 cse_reg_info, add it to the beginning of the cse_reg_info_list
24 list. Remove code to maintain cse_reg_info_used_list.
25 (new_basic_block): Reset the free list to the beginning of
28 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
30 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
31 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
32 (frv_expand_mdpackh_builtin): New function.
33 (frv_expand_builtin): Use it to expand __MDPACKH.
34 * doc/extend.texi (__MDPACKH): Update documentation.
36 2005-01-28 Uros Bizjak <uros@kss-loka.si>
38 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
39 SSE_FLOAT_MODE_P for use_sse computation.
41 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
44 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
46 2005-01-27 Richard Henderson <rth@redhat.com>
48 * builtins.c (expand_builtin_copysign): New.
49 (expand_builtin): Call it.
50 * genopinit.c (optabs): Add copysign_optab.
51 * optabs.c (init_optabs): Initialize it.
52 (expand_copysign): New.
53 * optabs.h (OTI_copysign, copysign_optab): New.
54 (expand_copysign): Declare.
56 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
57 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
59 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
60 (ix86_expand_fp_absneg_operator): ... here.
61 (ix86_split_copysign): New.
62 * config/i386/i386-protos.h: Update.
63 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
64 (copysignsf3, copysigndf3): New.
66 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
67 (copysignsf3, ncopysignsf3): New.
68 (copysigndf3, ncopysigndf3): New.
69 (copysignxf3, ncopysignxf3): New.
70 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
72 2005-01-27 Arend Bayer <arend.bayer@web.de>
73 Kazu Hirata <kazu@cs.umass.edu>
75 * cse.c: (find_best_addr): Don't call copy_rtx before calling
76 fold_rtx. Save cost recomputation if fold_rtx did nothing.
77 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
80 2005-01-27 Jeff Law <law@redhat.com>
82 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
83 definitions of SSA_NAMEs which are not being rewritten.
84 (rewrite_ssa_into_ssa): Only initialize the current definition
85 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
86 If checking is enabled, assert that SSA_NAME_AUX is clear for all
87 SSA_NAMEs before returning.
89 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
91 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
92 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
93 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
94 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
95 config/mips/iris6.h, config/sh/sh.c: Update copyright.
97 2005-01-27 Steven Bosscher <stevenb@suse.de>
100 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
101 higher to -O2 and higher. Likewise for tree PRE.
102 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
105 2005-01-27 Ian Lance Taylor <ian@airs.com>
108 * gimple-low.c (try_catch_may_fallthru): New static function.
109 (block_may_fallthru): Handle TRY_CATCH_EXPR.
110 * tree-inline.c (expand_call_inline): Don't warn about reaching
111 the end of a non-void function being inlined if the function uses
114 2005-01-27 Jakub Jelinek <jakub@redhat.com>
116 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
119 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
120 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
121 (implicitly_declare): Handle error_mark_node.
123 2005-01-27 Richard Henderson <rth@redhat.com>
126 * tree.h (struct tree_decl): Add debug_expr_is_from.
127 (DECL_DEBUG_EXPR_IS_FROM): New.
128 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
129 * dwarf2out.c (dwarf2out_var_location): Update to match.
130 * tree-outof-ssa.c (create_temp): Likewise.
131 * var-tracking.c (track_expr_p): Likewise.
132 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
133 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
134 * toplev.c (default_tree_printer): Likewise.
136 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
138 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
139 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
141 2005-01-27 Steven Bosscher <stevenb@suse.de>
143 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
144 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
145 ASM_CLOBBERS): Add tree checks.
147 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
148 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
149 * c-common.def (SWITCH_STMT): Update to match.
150 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
151 macros instead of SWITCH_EXPR ones.
152 * c-dump.c (c_dump_tree): Likewise.
153 * c-gimplify.c (gimplify_switch_stmt): Likewise.
154 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
156 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
158 2005-01-27 Alan Modra <amodra@bigpond.net.au>
160 * unwind-dw2.c (execute_stack_op): Add missing cases for
161 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
163 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
165 * config.gcc (Obsolete configurations): Remove 'dummy', add
166 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
169 2005-01-26 Diego Novillo <dnovillo@redhat.com>
171 PR tree-optimization/19633
172 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
174 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
175 are no call-clobbered variables.
176 * tree-outof-ssa.c (check_replaceable): Return false for calls
179 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
181 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
182 even for variables with NULL DECL_INITIAL.
184 2005-01-26 Stuart Hastings <stuart@apple.com>
186 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
188 2005-01-26 Richard Henderson <rth@redhat.com>
191 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
193 * expr.c (store_field): Strip conversions to odd-bit-sized types
194 if the destination field width matches.
196 2005-01-26 Richard Henderson <rth@redhat.com>
198 * c-decl.c, expmed.c, expr.c: Revert last change.
200 2005-01-26 Richard Henderson <rth@redhat.com>
203 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
205 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
206 if we don't need the bits above those present in the current mode.
207 * expr.c (store_field): Strip conversions to odd-bit-sized types
208 if the destination field width matches.
210 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
212 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
213 either -ffast-math or -funsafe-math-optimizations is in use.
215 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
219 * config/avr/avr.c (notice_update_cc): Only set condition code for
220 ashrqi3 if shift count > 0.
221 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
222 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
223 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
224 count <= 0 as a no-op, and shift count >= width by copying zero
225 or sign bit to all bits of the result.
226 * config/avr/avr.md (all shifts): Add alternatives for zero shift
227 count, with attribute "length" set to 0 and "cc" set to "none".
229 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
231 * doc/invoke.texi: Document -mTLS.
233 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
234 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
235 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
236 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
237 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
238 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
239 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
240 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
242 * configure.ac: Check for a TLS capable gas.
244 * configure: Regenerate.
246 2005-01-26 Richard Henderson <rth@redhat.com>
249 * combine.c (make_field_assignment): Simplify store to zero_extract
250 from a source with an overlapping mask.
252 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
254 2004-11-11 Eric Christopher <echristo@redhat.com>
256 * config/frv/frv.md: Add fr400_integer automaton. Don't
257 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
260 2005-01-26 Steven Bosscher <stevenb@suse.de>
263 * cfgbuild.c (make_edges): Do not clear or set
264 current_function_has_computed_jump.
265 * function.h (struct function): Remove the has_computed_jump field.
266 (current_function_has_computed_jump): Do not define.
267 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
268 in a computed jump. Ignore current_function_has_computed_jump.
270 2005-01-26 Richard Henderson <rth@redhat.com>
273 * expr.c (categorize_ctor_elements): New argument p_must_clear.
274 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
276 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
277 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
278 objects into static storage if they have more than one non-zero value.
279 * tree.h (categorize_ctor_elements): Update decl.
281 2005-01-26 Steven Bosscher <stevenb@suse.de>
284 * tree.h (CALL_EXPR_TAILCALL): Add comment.
285 * calls.c (check_sibcall_argument_overlap_1): Revert the change
286 to this function from 2004-07-10.
287 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
288 the current function for tail call optimizations if the address
289 of one of it its arguments is taken.
291 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
293 * cse.c (fold_rtx): Call equiv_constant only when necessary.
295 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
297 * function.c (expand_function_end): If current_function_calls_alloca,
298 emit stack restore in a place that is reached when the function falls
301 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
303 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
304 rule to avoid matching inappropriate suffix rule.
306 2005-01-26 Jan Hubicka <jh@suse.cz>
308 PR tree-optimization/19241
309 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
311 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
313 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
314 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
316 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
317 <sim*>: Always use crt1.o, regardless of N in simN.
318 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
319 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
320 (CRT_CALL_STATIC_FUNCTION): Remove.
321 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
322 use crt1.o, regardless of N in simN.
323 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
324 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
325 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
326 case isystem setting.
327 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
329 2005-01-25 Ian Lance Taylor <ian@airs.com>
331 * gimple-low.c (block_may_fallthru): Correct handling of
332 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
334 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
336 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
337 handlers to match indentation; nested under the mtune=* handler.
338 Similar for mcpu= and march=.
340 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
342 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
343 * config/mips/linux64.h (LIB_SPEC): Likewise.
344 * config/mn10300/linux.h (LIB_SPEC): Likewise.
345 * config/sh/linux.h (LIB_SPEC): Likewise.
347 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
349 * config/frv/frv.c (frv_legitimize_tls_address): New.
350 (TARGET_HAVE_TLS): Define.
351 (FRV_SYMBOL_REF_TLS_P): Define.
352 (frv_override_options): Handle new register classes.
353 (frv_legitimate_address_p): Reject tls addresses.
354 (frv_legitimize_address): Handle TLS addresses.
355 (gen_inlined_tls_plt): New.
357 (frv_legitimize_tls_address): New.
358 (unspec_got_name): Add TLS entries.
359 (got12_operand): Add R_FRV_TLSMOFF12 case.
360 (frv_emit_move): Fixup TLS addresses.
361 (frv_emit_movsi): Legitimize TLS addresses.
363 * config/frv/frv.h (MASK_BIG_TLS): New.
364 (TARGET_BIG_TLS): New.
365 (HAVE_AS_TLS): Define.
366 (TARGET_SWITCHES): Add -mTLS and -mtls options.
367 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
368 (REG_CLASS_NAMES): Same.
369 (REG_CLASS_CONTENTS): Same.
370 (CONSTRAINT_LEN): New.
371 (REG_CLASS_FROM_CONSTRAINT): New.
372 (PREDICATE_CODES): Add symbolic_operand.
374 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
375 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
376 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
377 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
378 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
379 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
380 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
381 GR9_REG, GR14_REG, LRREG.
382 (type): Add load_or_call attribute.
383 ("load_or_call"): New reservation.
384 ("call_gettlsoff"): New.
385 ("tls_indirect_call"): New.
386 ("tls_load_gottlsoff12"): New.
387 ("tlsoff_hilo"): New.
388 ("tls_tlsdesc_ldd"): New.
389 ("tls_tlsoff_ld"): New.
392 * config/frv/frv-protos.h (symbolic_operand): Protoize.
394 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
396 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
397 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
398 * config/frv/frv.c (TLS_BIAS): Define.
399 (frv_output_dwarf_dtprel): New.
401 2005-01-26 Jakub Jelinek <jakub@redhat.com>
403 PR rtl-optimization/19579
404 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
405 both A and B, see if they don't clobber registers the other expr uses.
407 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
409 * real.c (do_add): Initialize signalling and canonical members.
411 * real.c (real_from_integer): Zero out destination.
413 2005-01-18 Jan Hubicka <jh@suse.cz>
415 PR tree-optimize/19337
416 * tree-inline.c (initialize_inlined_parameters): Copy
417 saved_static_chain_decl only.
419 2005-01-25 Richard Henderson <rth@redhat.com>
423 * config/i386/i386.c (x86_inter_unit_moves): Zero.
424 (ix86_preferred_reload_class): Rewrite fp-constant section, with
425 80387 enabled, to return a proper subclass. Return the subset that
426 overlaps with GENERAL_REGS for PLUS.
427 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
429 2005-01-25 Richard Henderson <rth@redhat.com>
432 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
434 2005-01-25 Roger Sayle <roger@eyesopen.com>
436 * expmed.c (choose_multiplier): Change interface to return the
437 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
438 (expand_divmod): Update calls to choose_multiplier.
440 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
443 * expmed.c (extract_bit_field): Use adjust_address instead of
444 gen_lowpart when op0 is a MEM.
446 2005-01-24 Steven Bosscher <stevenb@suse.de>
448 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
450 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
452 * config/mips/irix-csr.c: New file.
453 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
454 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
455 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
458 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
461 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
462 sparc/elf.h, add sparc/sp-elf.h.
463 (sparc-*-rtems*): Likewise.
464 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
465 tm-dwarf2.h, add sparc/sp-elf.h.
466 (sparc86x-*-elf): Likewise.
467 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
468 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
469 TARGET_OS_CPP_BUILTINS.
470 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
471 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
473 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
474 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
475 (SWITCH_TAKES_ARG): Likewise.
476 (LOCAL_LABEL_PREFIX): Likewise.
477 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
478 (TARGET_N_FORMAT_TYPES): Delete.
479 (TARGET_FORMAT_TYPES): Likewise.
480 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
481 * config/sparc/elf.h: Delete.
482 * config/sparc/sp-elf.h: New file.
484 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
486 * tree-flow-inline.h (phi_arg_from_edge): Remove.
487 * tree-flow.h: Remove the corresponding prototype.
488 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
489 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
491 2005-01-24 Jakub Jelinek <jakub@redhat.com>
494 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
495 for AIX ABI or ELF -fPIC.
496 (rs6000_emit_load_toc_table): Don't create toc_section here.
497 (rs6000_xcoff_file_start): Nor here.
499 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
501 * sh.c (ra.h): Don't #include.
502 (hard_regs_intersect_p): New function, resurrected from ra.c.
504 * sh.c: Fix 1996 Copyright.
506 2005-01-24 Richard Henderson <rth@redhat.com>
507 Aldy Hernandez <aldyh@redhat.com>
509 * regrename.c (note_sets): Handle subregs.
511 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
514 * genconditions.c (write_header, write_conditions): Elide file if
517 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
519 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
520 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
523 2005-01-24 Jakub Jelinek <jakub@redhat.com>
525 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
526 expand_builtin_printf, expand_builtin_fprintf,
527 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
528 checking against POINTER_TYPE.
529 (validate_arglist): Handle POINTER_TYPE code by checking
532 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
534 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
536 (for_each_rtx): Call for_each_rtx_1.
537 * rtl.h (init_rtlanal): Declare.
538 * toplev.c (backend_init): Call init_rtlanal.
540 2005-01-24 Jakub Jelinek <jakub@redhat.com>
542 * flow.c (propagate_one_insn): Formatting.
545 * flow.c (libcall_dead_p): Be more conservative if unsure.
546 If there are any instructions between insn and call, see if they are
547 all dead before saying the libcall is dead.
549 2005-01-24 Uros Bizjak <uros@kss-loka.si>
551 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
552 operand constraint for operand 0.
554 2005-01-23 Richard Henderson <rth@redhat.com>
557 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
558 edges leading to join block.
560 2005-01-23 Roger Sayle <roger@eyesopen.com>
562 * expmed.c (expand_mult_highpart): Make static. Change type of
563 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
564 (expand_divmod): Updates calls to expand_mult_highpart by using
565 gen_int_mode to pass a CONST_INT rtx.
566 * rtl.h (expand_mult_highpart): Remove prototype.
568 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
570 * flow.c (regset_bytes, regset_size): Remove.
572 * cfganal.c: Fix a reference to Harvey's paper.
574 2005-01-23 Steven Bosscher <stevenb@suse.de>
576 PR rtl-optimization/19464
577 * tree-optimize.c (init_tree_optimization_passes): Add one more
578 copyrename pass just before out-of-ssa.
580 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
583 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
584 * ggc-none.c (ggc_free): Define.
586 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
588 * cse.c (max_reg, max_insn_uid): Remove.
589 (cse_main): Don't access max_reg or max_insn_uid.
591 * c-common.c (explicit_flag_signed_bitfields,
592 lang_statement_code_p, lang_expand_function_end): Remove.
593 * c-common.h: Remove the corresponding declarations.
594 * c-opts.c (c_common_handle_option): Remove all write access
595 to explicit_flag_signed_bitfields.
597 * cgraph.c (cgraph_varpool_n_nodes): Remove.
598 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
599 * cgraph.h: Remove the corresponding declaration.
601 * gcse.c (null_pointer_info): Remove.
603 2005-01-23 Roger Sayle <roger@eyesopen.com>
604 Eric Botcazou <ebotcazou@libertysurf.fr>
606 * combine.c (simplify_logical): Only simplify logical expressions
607 of the form ior(and(x,y),z) by the inverse distributive law if the
608 result is cheaper than the original.
610 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
612 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
613 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
614 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
615 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
616 config/freebsd-spec.h, config/arm/arm.h,
617 config/h8300/h8300.md, config/i386/i386.md,
618 config/i386/predicates.md, config/i386/sse.md,
619 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
620 config/vax/vax.md: Fix comment typos. Follow spelling
623 2005-01-23 Steven Bosscher <stevenb@suse.de>
625 * gengtype.c (walk_type): Produce `not equal to' compares for loop
626 tests, instead of `less than'.
628 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
630 * function.c (assign_parm_setup_block): When creating a new stack slot
631 for a parameter, get its alignment from the parameter's DECL_ALIGN
632 rather than the type's TYPE_ALIGN. Make sure that the parameter
633 is at least word aligned.
635 2005-01-22 Roger Sayle <roger@eyesopen.com>
638 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
640 2005-01-22 Richard Henderson <rth@redhat.com>
643 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
644 in both compare operands.
645 (movdfcc_1_sse_max): Likewise.
646 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
647 (movdfcc_1_sse): Likewise.
648 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
649 scratch register as needed.
651 2005-01-22 Richard Henderson <rth@redhat.com>
653 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
655 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
657 2005-01-22 Richard Henderson <rth@redhat.com>
659 * genopinit.c (optabs): Use smin/smax for floating point too.
660 * doc/md.texi: Update to match. Clarify that floating point
661 results are undefined for +0/-0 and NaN.
662 * doc/rtl.texi: Likewise.
663 * rtl.def (SMIN, SMAX): Likewise
664 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
666 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
667 leading 's' to the name.
668 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
669 smaxxf3, sminxf3): Likewise.
670 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
673 2005-01-22 Paul Brook <paul@codesourcery.com>
675 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
677 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
679 * config/s390/s390.c (struct processor_costs): New fields
680 dlgr, dlr, dr, dsgfr, dsgr.
681 (z900_cost, z990_cost): Values for new fields.
682 (s390_rtx_costs): New cases MEM und COMPARE in switch
683 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
684 DIV, MOD, UDIV, UMOD.
686 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
688 * config/s390/s390.md ("doloop_si64"): Reload input value directly
689 into the register being decremented.
690 ("doloop_si31", "doloop_di"): Likewise.
691 ("*doloop_si_long"): Adapt pattern.
693 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
695 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
697 (CLASS_MAX_NREGS): Likewise.
699 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
701 * doc/tree-ssa.texi (Statement Operands): Add example for new
702 must-def macro. Note deprecation of old operands interface.
704 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
706 PR tree-optimization/19484
707 * tree-cfg.c (remove_fallthru_edge): New function.
708 (cleanup_control_flow): Remove fallthru edges from calls that are
709 now known not to return.
711 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
713 Fix PR tree-optimization/19038
714 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
715 copies with loop variant ones.
717 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
719 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
720 config/alpha/alpha-protos.h, config/alpha/alpha.h,
721 config/alpha/alpha.md, config/alpha/predicates.md,
722 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
723 config/sparc/sol2.h: Update copyright.
725 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
726 first label to see if it is a nonlocal label.
728 2005-01-22 David Edelsohn <edelsohn@gnu.org>
729 Andrew Pinski <pinskia@physics.uc.edu>
732 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
733 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
735 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
737 * config/rs6000/rtems.h: Update copyright.
739 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
742 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
743 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
744 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
746 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
749 * c-typeck.c (convert_arguments): Check for error_mark_node.
751 2005-01-21 Ian Lance Taylor <ian@airs.com>
753 PR tree-optimization/13000
754 * tree-inline.c: Include "tree-flow.h".
755 (expand_call_inline): If warn_return_type, warn if non-void inline
756 function falls through.
757 * tree-cfg.c (execute_warn_function_return): Don't warn about
758 control reaching end if TREE_NO_WARNING is set. Set
760 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
762 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
763 branch if we don't need one.
764 * c-typeck.c: Include "tree-flow.h"
765 (c_finish_bc_stmt): Don't add a goto if the current statement
766 list doesn't fall through to the current point.
768 2005-01-21 Roger Sayle <roger@eyesopen.com>
770 PR rtl-optimization/576
771 * real.c (real_arithmetic): Change return type from void to bool
772 to return an indication that the result may be inexact.
773 * real.h (real_arithmeric): Update prototype.
774 * fold-const.c (const_binop): Don't constant fold floating
775 point expressions when the user specifies -frounding-math and
776 the result may depend upon the run-time rounding mode.
777 (fold_convert_const_real_from_real): Clean-up.
778 (fold_initializer): Ignore flag_rounding_math for initializers.
779 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
780 constant fold FP operations with flag_rounding_math if the
781 result may depend upon the run-time rounding mode.
783 2005-01-21 Tom Tromey <tromey@redhat.com>
785 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
787 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
789 * tree-cfg.c: Fix comment typos.
791 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
793 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
794 around the call to rest_of_handle_branch_target_load_optimize.
796 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
798 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
799 (sparc64-*-openbsd*): Likewise.
800 (sparclite-*-elf*): Include tm-dwarf2.h.
801 (sparc86x-*-elf*): Likewise.
802 (sparc64-*-elf*): Likewise.
803 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
804 (DBX_DEBUGGING_INFO): Likewise.
805 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
806 (PREFERRED_DEBUGGING_TYPE): Likewise.
807 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
808 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
809 (PREFERRED_DEBUGGING_TYPE): Likewise.
810 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
811 (PREFERRED_DEBUGGING_TYPE): Likewise.
812 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
814 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
817 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
819 2005-01-20 Paul Brook <paul@codesourcery.com>
821 * doc/rtl.texi: Document value extension requirements for CONST_INT.
823 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
825 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
826 label is first in a sequence of labels.
828 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
830 2005-01-20 Janis Johnson <janis187@us.ibm.com>
831 Giovanni Bajo <giovannibajo@gcc.gnu.org>
833 * doc/sourcebuild.texi (Test Directives): New.
835 2005-01-20 Roger Sayle <roger@eyesopen.com>
837 * real.c (real_floor): Don't leave the result uninitialized when
838 mode is VOIDMode, but return the unrounded intermediate value.
839 (real_ceil): Likewise.
841 2005-01-20 Paul Brook <paul@codesourcery.com>
843 * config/arm/arm.md (insv): Use gen_int_mode.
845 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
847 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
848 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
849 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
850 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
851 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
853 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
856 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
857 fbreg, so we have to assume we can't.
858 (loc_descriptor_from_tree_1): Ditto.
859 (containing_function_has_frame_base): New function.
860 (add_location_or_const_value_attribute): Use it.
861 Also try to generate a frame_base from a single element location
864 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
866 PR tree-optimization/15349
867 * timevar.def (TV_TREE_MERGE_PHI): New.
868 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
870 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
871 calls to tree_forwarder_block_p.
872 (remove_forwarder_block_with_phi, merge_phi_nodes,
873 gate_merge_phi, pass_merge_phi): New.
874 * tree-optimize.c (init_tree_optimization_passes): Add
876 * tree-pass.h: Add an extern for pass_merge_phi;
878 2005-01-20 Richard Henderson <rth@redhat.com>
881 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
882 (_mm_castps_pd, _mm_castps_si128): New.
883 (_mm_castsi128_ps, _mm_castsi128_pd): New.
885 2005-01-20 Richard Henderson <rth@redhat.com>
888 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
889 __builtin_ia32_vec_init_v2si.
890 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
891 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
892 (ix86_init_mmx_sse_builtins): Create it.
893 (ix86_expand_builtin): Expand it.
894 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
895 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
896 (vec_extractv2si_0, vec_extractv2si_1): New.
898 2005-01-20 Richard Henderson <rth@redhat.com>
901 * config/i386/i386.c (ix86_expand_push): New.
902 * config/i386/mmx.md (push<MMXMODE>1): New.
903 * config/i386/sse.md (push<SSEMODE>1): New.
904 * config/i386/i386-protos.h: Update.
906 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
908 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
911 2005-01-20 Richard Henderson <rth@redhat.com>
913 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
914 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
916 2005-01-19 Richard Henderson <rth@redhat.com>
919 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
920 to V4SFmode in SSE1 fallback load path.
922 2005-01-19 Richard Henderson <rth@redhat.com>
924 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
925 in QImode expansion to ix86_expand_vector_set.
926 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
928 2005-01-19 Richard Henderson <rth@redhat.com>
931 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
932 subclass of the input class.
933 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
934 Always true for cross-SSE1 classes. Rationalize conditionals.
935 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
936 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
937 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
938 (movdi_2): Add MMX/SSE zeros.
939 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
940 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
941 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
942 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
943 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
944 (zero_extendsidi2_rex64_1): Remove.
945 (MOV0 peephole): Check GENERAL_REG_P.
947 2005-01-19 Richard Henderson <rth@redhat.com>
950 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
952 (ix86_expand_vector_extract): Likewise.
954 2005-01-19 Richard Henderson <rth@redhat.com>
957 * expr.c (emit_move_change_mode): New argument force; use
958 simplify_gen_subreg if true.
959 (emit_move_via_alt_mode): Merge into ...
960 (emit_move_via_integer): ... here.
961 (emit_move_ccmode): Use emit_move_change_mode directly.
963 2005-01-19 Richard Henderson <rth@redhat.com>
966 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
967 (alpha_preferred_reload_class): Handle CONST_VECTOR.
968 (alpha_emit_set_const_1): Add no_output parameter; don't emit
970 (alpha_emit_set_const): Likewise. Make static.
971 (alpha_emit_set_long_const): Make static.
972 (alpha_extract_integer): Split out from alpha_expand_mov.
973 (alpha_split_const_mov): Likewise.
974 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
975 (alpha_legitimate_constant_p): New.
976 * config/alpha/alpha-protos.h: Update.
977 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
978 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
979 * config/alpha/alpha.md (movsi): Add n alternative.
980 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
981 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
982 (splitters for all of the above): Use alpha_split_const_mov.
983 * config/alpha/predicates.md (non_add_const_operand): New.
984 (non_zero_const_operand): New.
985 (input_operand): Use alpha_legitimate_constant_p after reload.
987 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
989 PR tree-optimization/19038
990 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
991 (add_candidate): Add ivs with increment in latch only if
992 allow_ip_end_pos_p is true.
993 (determine_iv_cost): Use empty_block_p.
995 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
997 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
998 (compute_dominance_frontiers): Ditto.
1000 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1003 * config/sh/t-rtems: New.
1004 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1006 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1008 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1009 the offset of the selected field.
1011 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1013 * tree-cfg.c (remove_forwarder_block): Fix the check to
1014 prevent a nonlocal label from appearing in the middle of a
1017 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1019 PR rtl-optimization/19462
1020 * reorg.c (find_end_label): Create return insn only if
1021 current_function_epilogue_delay_list is empty.
1023 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1025 * doc/passes.texi: Remove paragraph mentioning new-ra.
1027 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1029 PR rtl-optimization/15139
1030 * combine.c: Include params.h.
1031 (count_rtxs): New function.
1032 (record_value_for_reg): If replace_rtx would replace at least
1033 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1034 (clobber (const_int 0)) instead of TEM.
1035 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1036 * params.h (MAX_LAST_VALUE_RTL): New.
1037 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1038 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1041 * c-typeck.c (digest_init): Only call build_vector if all constructor
1042 elements are *_CST nodes.
1043 * gimplify.c (gimplify_init_constructor): Likewise.
1046 * c-typeck.c (digest_init): Only call build_vector if inside_init
1049 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1051 * toplev.c (init_asm_output): Remove dead #ifdef.
1053 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1055 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1057 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1059 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1060 accessing DECL_FUNCTION_CODE.
1061 * dojump.c (do_jump): Likewise.
1062 * gimplify.c (gimplify_call_expr): Likewise.
1063 * predict.c (expr_expected_value): Likewise.
1064 (strip_builtin_expect): Likewise.
1065 * tree-inline.c (estimate_num_insns_1): Likewise.
1066 * tree-ssa-loop-im.c (stmt_cost): Likewise
1067 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1068 (tree_expr_nonnegative_p): Likewise.
1070 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1072 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1073 variant of the load_pcrel_sym pattern.
1074 * config/sparc/sparc.md (P macro): Move to the top.
1075 (load_pcrel_sym): Macroize using P.
1076 (save_register_window): Likewise.
1078 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1080 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1083 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1086 * c-typeck.c (build_asm_expr): Strip nops off
1087 input memory operands.
1089 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1091 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1092 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1093 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1094 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1096 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1099 * config/i386/i386.c (override_options): If the 80387 is disabled,
1100 then do not return FP values using FP registers.
1102 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1104 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1105 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1106 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1107 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1108 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1109 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1110 output.h, postreload-gcse.c, postreload.c, recog.c,
1111 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1112 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1113 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1114 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1115 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1116 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1117 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1118 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1120 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1121 config/alpha/alpha.c, config/arm/vfp.md,
1122 config/i386/emmintrin.h, config/i386/i386-modes.def,
1123 config/i386/i386-protos.h, config/i386/i386.h,
1124 config/i386/pmmintrin.h, config/i386/ppro.md,
1125 config/i386/predicates.md, config/i386/xmmintrin.h,
1126 config/i860/i860.c, config/ia64/ia64-modes.def,
1127 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1128 config/ia64/ia64.md, config/ia64/itanium1.md,
1129 config/ia64/itanium2.md, config/ia64/predicates.md,
1130 config/iq2000/iq2000.h, config/mips/linux64.h,
1131 config/rs6000/aix41.h, config/rs6000/aix43.h,
1132 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1133 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1134 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1135 config/sparc/linux64.h, config/sparc/litecoff.h,
1136 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1137 config/sparc/sparc.h, config/sparc/sparc.md,
1138 config/sparc/sysv4-only.h: Update copyright.
1140 2005-01-18 Richard Henderson <rth@redhat.com>
1143 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1145 2005-01-18 Marc Espie <espie@openbsd.org>
1146 * config/i386/openbsdelf.h: Typo.
1148 2005-01-18 Richard Henderson <rth@redhat.com>
1150 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1151 special case for sse.
1152 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1154 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1156 * tree-inline.c (estimate_num_insns_1): Added cases for
1157 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1159 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1161 PR rtl-optimization/19296
1162 * combine.c (simplify_comparison): Rewrite the condition under
1163 which a non-paradoxical SUBREG of a PLUS can be lifted when
1164 compared against a constant.
1166 2005-01-18 Andi Kleen <ak@muc.de>
1168 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1169 * c.opt (-Wpointer-sign): Add.
1170 * doc/invoke.texi: (-Wpointer-sign): Add.
1172 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1174 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1175 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1176 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1177 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1178 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1179 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1180 for TARGET_MIX_SSE_I387.
1181 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1182 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1183 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1184 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1185 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1186 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1187 TARGET_MIX_SSE_I387.
1188 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1191 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1194 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1195 Add movaps alternative for xmm reg->reg move.
1197 2005-01-17 Jeff Law <law@redhat.com>
1199 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1200 at the end of the main DOM loop rather than just before DOM exits.
1202 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1204 PR tree-optimization/19121
1205 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1206 adding aliases to a name tag, also add them to the pointer's
1208 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1209 sensitive alias info at all. Only check that the two pointers
1210 have compatible pointed-to sets.
1211 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1212 a pointer's type tag is a superset of the alias set of the
1215 2005-01-17 James E Wilson <wilson@specifixinc.com>
1218 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1219 comment to document why.
1221 2005-01-17 Richard Henderson <rth@redhat.com>
1223 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1224 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1225 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1226 sse2_vmsminv2df3_finite): New.
1227 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1228 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1229 Force op1 into register.
1231 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1233 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1234 bubblestrap from always rebuilding build directory.
1236 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1238 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1239 ("*cmpmem_short"): Likewise.
1241 2005-01-17 Steven Bosscher <stevenb@suse.de>
1243 * basic-block.h: Document BB_* flags.
1244 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1245 use an sbitmap instead.
1246 * sched-rgn.c (compute_trg_info): Likewise.
1248 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1250 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1251 redundant target_cpu_default and extra_parts lines. Use the default
1253 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1254 (SUBTARGET_EXTRA_SPECS): Delete.
1255 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1256 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1257 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1258 and "n32" for -mabi=n32.
1260 2005-01-17 Ian Lance Taylor <ian@airs.com>
1263 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1264 fold constant variables into initial values.
1266 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1268 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1270 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1271 through the statements backward.
1273 2005-01-17 Ian Lance Taylor <ian@airs.com>
1275 PR middle-end/13127:
1276 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1277 a variable set to the return value of the inlined function.
1279 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1281 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1282 when modes are tieable.
1284 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1286 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1287 of pthread_create to find out if threads are enabled.
1288 * gthr-posix95.h (__gthread_active_p): Likewise.
1290 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1292 * common.opt (-fnew-ra): Remove.
1294 * toplev.h (flag_new_regalloc): Remove.
1295 * Makefile.in (ra*.*): Don't mention.
1296 * passes.c (rest_of_handle_new_regalloc): Remove.
1297 (rest_of_handle_combine, rest_of_compilation): Always consider
1298 flag_new_regalloc as false.
1299 * doc/invoke.texi: Don't document -fnew-ra.
1301 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1303 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1304 last parameter to reg_scan.
1305 * loop.c (loop_optimize): Likewise.
1306 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1307 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1308 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1309 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1310 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1311 * regclass.c (reg_scan): Likewise, for the declaration.
1312 * rtl.h (reg_scan): Likewise, for the prototype.
1314 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1316 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1317 mark_dfs_back_edges.
1319 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1321 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1322 (compute_avail): Uses don't go in tmp_gen.
1324 2005-01-16 Steven Bosscher <stevenb@suse.de>
1326 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1327 loop to look for a free slot in a page entry.
1329 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1332 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1333 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1334 just before targetm.asm_out.file_end.
1335 * tree.h (process_pending_assemble_output_defs): Declare.
1336 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1338 (assemble_alias): Defer generation of assembly code for defines when
1339 TARGET_DEFERRED_OUTPUT_DEFS is true.
1340 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1341 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1342 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1344 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1347 * pa.c (pa_scalar_mode_supported_p): New function.
1348 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1349 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1351 * pa-protos.h (prefetch_operand): Delete.
1352 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1353 * pa.c (prefetch_operand): Delete.
1354 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1355 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1356 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1357 and prefetch_nocc_operand.
1358 * pa.md (prefetch): Rework to avoid reload problems handling short
1359 displacements when a cache control completer needs to be provided.
1360 (prefetch_32, prefetch_64): Delete.
1361 (prefetch_cc, prefetch_nocc): New patterns.
1363 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1365 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1367 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1370 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1371 exceeds maximum alignment for global common data.
1372 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1373 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1375 2004-01-15 Roger Sayle <roger@eyesopen.com>
1377 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1379 2004-01-15 Roger Sayle <roger@eyesopen.com>
1381 * harg-reg-set.h (reg_class_names): Prototype global array.
1382 * regclass.c (reg_class_names): Declare here and initialize to
1384 (dump_regclass): Remove local declaration of reg_class_names.
1385 (regclass): Likewise.
1386 * cfg.c (dump_flow_info): Likewise.
1387 * ra-debug.c (reg_class_names): Likewise.
1388 * regrename.c (reg_class_names): Likewise.
1389 * reload.c (reg_class_names): Likewise.
1390 * reload1.c (spill_failure): Likewise.
1391 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1393 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1395 * config/s390/s390.md ("reload_outti"): Remove predicate for
1396 output operand. Abort if operand is not a MEM.
1397 ("reload_outdi", "reload_outdf"): Likewise.
1399 2005-01-15 Marc Espie <espie@openbsd.org>
1401 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1402 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1403 * config/openbsd.h: Fix C++ includes for native configurations.
1404 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1405 Add trampoline support.
1406 * config/i386/openbsdelf.h: New.
1408 2005-01-15 Marc Espie <espie@openbsd.org>
1410 * collect2.c (main): Explicitly parse -dynamic-linker option.
1412 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1414 PR tree-optimization/19060
1415 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1416 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1417 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1418 and handle extract_range_from_cond returning false.
1419 * fold-const.c (fold): Optimize comparisons with min/max even for
1420 width > HOST_BITS_PER_WIDE_INT.
1422 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1424 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1425 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1426 Remove little endian multilib variants.
1427 Add mips32 multilib variant.
1429 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1431 * explow.c (copy_all_reg, stabilize): Remove.
1432 * expr.h: Remove the corresponding prototypes.
1434 * rtlanal.c (regs_set_between_p): Remove.
1435 * rtl.h: Remove the corresponding prototype.
1437 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1439 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1440 to rs6000_nonimmediate_operand.
1441 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1442 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1443 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1444 rs6000_nonimmediate_operand.
1445 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1446 rs6000_nonimmediate_operand.
1448 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1450 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1452 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1454 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1456 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1457 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1459 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1460 (rs6k_nonimmediate_operand): New.
1461 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1463 (legitimate_lo_sum_address_p): Same.
1464 (rs6000_legitimize_address): Same.
1465 (rs6000_legitimize_reload_address): Same.
1466 (rs6000_legitimate_address): Same.
1467 (spe_build_register_parallel): Pass DF and DC modes in a DI
1470 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1471 to rs6k_nonimmediate_operand.
1473 * config/rs6000/spe.md ("*frob_df_di"): New.
1474 ("*frob_di_df"): New.
1475 ("*frob_di_df_2"): New.
1476 ("*mov_sidf_e500_subreg0"): New.
1477 ("*mov_sidf_e500_subreg4"): New.
1478 ("*movdf_e500_double"): Change predicate to
1479 rs6k_nonimmediate_operand.
1481 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1483 * postreload.c (move2add_note_store): Only call
1484 trunc_int_for_mode on scalar integers.
1486 2005-01-14 Steven Bosscher <stevenb@suse.de>
1488 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1489 replace BB_VISITED uses.
1490 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1491 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1492 (tree_dce_done): Free visited_control_parents.
1493 (perform_tree_ssa_dce): Allocate and clear it.
1494 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1495 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1496 instead of BB_VISITED.
1498 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1500 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1501 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1502 Remove unused prototypes.
1504 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1506 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1507 64-bit register usage.
1508 (spe_func_has_64bit_regs_p): Add FIXME note.
1510 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1512 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1513 flag_finite_math_only with flag_unsafe_math_optimizations.
1515 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1517 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1519 (__tpf_eh_return): Copy TPF private stack area from the module
1520 boundary stack frame. Add check for when module addresses are
1521 equal, but no stub address is found.
1523 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1526 * arm.h (struct machine_function): Add call_via field.
1527 (thumb_call_via_label): Declare.
1528 * arm.c (thumb_call_via_label): New variable.
1529 (thumb_call_reg_needed): New variable.
1530 (arm_output_function_epilogue): For Thumb code, output any per-function
1531 call-indirect trampolines.
1532 (thumb_call_via_reg): New function.
1533 (arm_file_end): New function.
1534 (TARGET_ASM_FILE_END): Call arm_file_end.
1535 (aof_file_end): Likewise.
1536 * arm-protos.h (thumb_call_via_reg): Declare.
1537 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1538 thumb_call_via_reg in normal case.
1540 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1543 PR rtl-optimization/19348
1544 * recog.c (peephole2_optimize): Do global life update if some peephole
1545 decides it doesn't need at least one of its inputs and that change
1546 influences liveness at the start of the basic block.
1548 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1549 arguments instead of 1.
1551 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1554 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1555 zero for nested functions needing a static chain or functions
1556 with a non-constant address.
1558 2005-01-13 Roger Sayle <roger@eyesopen.com>
1560 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1561 (and (sign_extend X) C) into (zero_extend (and X C)).
1563 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1565 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1567 2005-01-13 Richard Henderson <rth@redhat.com>
1572 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1573 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1574 not just TARGET_SSE.
1575 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1576 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1577 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1578 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1579 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1580 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1581 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1582 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1583 (movdicc_c_rex64): Rename with '*'.
1584 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1585 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1586 (movsfcc_1_387): Rename from movsfcc_1.
1587 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1588 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1589 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1590 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1591 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1592 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1593 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1594 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1595 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1596 sse_movdfcc_const0_4): Remove.
1597 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1598 recognize min/max early. Update for changed sse cmove patterns.
1599 (ix86_split_sse_movcc): New.
1600 * config/i386/i386-protos.h: Update.
1602 2005-01-13 Steven Bosscher <stevenb@suse.de>
1604 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1605 (fix_stmt_v_may_defs): Likewise.
1607 2005-01-13 Richard Henderson <rth@redhat.com>
1609 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1610 for converting the mask.
1612 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1614 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1617 2005-01-13 Richard Henderson <rth@redhat.com>
1619 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1620 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1621 IX86_BUILTIN_MOVDQ2Q): Remove.
1622 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1623 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1624 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1626 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1627 (sse2_pextrw): Fix immediate constraint.
1628 (sse2_loadq, sse2_loadq_rex64): Remove.
1629 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1630 Use __builtin_ia32_vec_ext_<size>.
1631 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1633 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1635 * function.c (assign_parm_setup_block): Look inside original
1636 entry_parm when inspecting PARALLEL.
1638 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1639 Joel Sherrill <joel@oarcorp.com>
1642 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1643 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1644 rtems_gxx_recursive_mutex_init.
1645 (__gthread_recursive_mutex_lock): New function.
1646 (__gthread_recursive_mutex_trylock): Likewise.
1647 (__gthread_recursive_mutex_unlock): Likewise.
1649 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1651 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1653 2005-01-13 Jan Beulich <jbeulich@novell.com>
1655 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1656 (ashrti3_internal): Indicate output is early clobber. Generate result
1657 into output rather than first input. Use move for low word of output
1658 if shift count is exactly 64.
1659 (lshrti3_internal): Likewise.
1661 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1665 * reload1.c (delete_output_reload): Don't delete an output reload
1666 if the pseudo lives longer than a single basic block. Adjust and
1667 improve wording of comment.
1669 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1672 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1673 of TYPE_SIZE where we mean the number of bytes.
1675 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1677 * function.c (assign_parm_setup_block): Relax condition on
1678 multi-register optimization.
1680 2005-01-12 Nick Clifton <nickc@redhat.com>
1682 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1683 an "in_delay_slot" attribute of "no" to prevent them being used in
1684 delay slots. This is forbidden because they might generate
1687 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1690 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1693 2005-01-12 Nick Clifton <nickc@redhat.com>
1695 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1696 passed on to GAS) but do not define, as GAS no longer supports or
1697 needs the -m2000 option.
1699 2005-01-11 Roger Sayle <roger@eyesopen.com>
1701 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1702 type as args of unprototyped builtins aren't automatically promoted.
1703 (fold_builtin_abs): Likewise.
1705 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1707 * Makefile.in: Set a `build-warn' variable.
1709 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1711 PR tree-optimization/17949
1712 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1713 (find_interesting_uses_address): Use it.
1715 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1717 * regrename.c (kill_value): Handle subreg's that won't simplify.
1719 2005-01-11 Richard Henderson <rth@redhat.com>
1722 * config/i386/i386.h (enum ix86_builtins): Move ...
1723 * config/i386/i386.c: ... here.
1724 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1725 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1726 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1727 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1728 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1729 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1730 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1731 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1732 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1733 IX86_BUILTIN_LOADDDUP): Remove.
1734 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1735 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1736 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1737 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1738 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1739 (ix86_init_builtins): Make static.
1740 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1741 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1742 if all the modes match. Otherwise, fake it.
1743 (get_element_number, ix86_expand_vec_init_builtin,
1744 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1745 (ix86_expand_builtin): Make static. Update for changed builtins.
1746 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1747 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1748 (ix86_expand_vector_init_duplicate): New.
1749 (ix86_expand_vector_init_low_nonzero): New.
1750 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1751 Split out from ix86_expand_vector_init; handle integer modes.
1752 (ix86_expand_vector_init): Use them.
1753 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1754 * config/i386/i386-protos.h: Update.
1755 * config/i386/predicates.md (reg_or_0_operand): New.
1756 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1757 (movv2sf_internal): Likewise. And a splitter to match them all.
1758 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1759 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1760 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1761 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1762 (mmx_pinsrw): Fix operand ordering.
1763 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1764 rather than sse_loadss expander.
1765 (movv2df splitter): Similarly.
1766 (sse_loadss, sse_loadlss): Remove.
1767 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1768 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1769 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1770 (sse3_movddup): Rename with '*'.
1771 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1772 (sse2_loadsd): Remove.
1773 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1774 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1775 (sse2_pinsrw): Fix argument ordering.
1776 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1777 (sse2_stored): Remove 'r' destination.
1778 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1779 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1780 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1781 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1782 vec_extractv16qi, vec_initv16qi): New.
1784 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1785 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1786 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1788 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1789 (_mm_load_si128, _mm_store_si128): Likewise.
1790 (_mm_load1_pd): Use _mm_set1_pd.
1791 (_mm_load_sd): Use _mm_set_sd.
1792 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1793 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1794 (_mm_set_epi64): Use _mm_set_epi64x.
1795 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1796 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1797 _mm_setr_epi8): Use _mm_set_foo form.
1798 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1799 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1800 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1801 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1802 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1803 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1804 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1805 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1806 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1807 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1808 (_mm_movedup_pd): Use _mm_shuffle_pd.
1809 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1810 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1811 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1812 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1814 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1815 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1816 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1817 (_mm_store_ps): Use raw dereference.
1818 (_mm_store1_ps): Use _mm_storeu_ps.
1819 (_mm_storer_ps): Use _mm_store_ps.
1820 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1821 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1823 2005-01-11 Stan Shebs <shebs@apple.com>
1825 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1826 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1828 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1831 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1832 Skip all DECLs except for FIELD_DECLs.
1834 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1836 * config/s390/s390.c (override_options): Return error if
1837 -mbackchain, -mpacked-stack and -mhard-float are used together.
1838 (s390_va_start): Remove the backchain && packed-stack special case.
1839 (s390_gimplify_va_arg): Likewise.
1840 * doc/invoke.texi: Remove the ABI incompatibility note.
1842 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1844 * config/s390/s390.c (struct s390_frame_layout): Remove
1846 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1847 save_backchain_p with TARGET_BACKCHAIN.
1849 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1852 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1853 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1854 * function.c (locate_and_pad_parm): Set new field.
1855 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1856 Tweak where_pad test to include "none". Always set mem align for
1858 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1859 not sufficient for type.
1860 (assign_parm_setup_block): If stack_parm is zero on entry, always
1861 make a new stack local. Block move old stack parm if necessary
1862 to new aligned stack local.
1863 (assign_parm_setup_stack): Use a block move to handle
1864 potentially misaligned entry_parm.
1865 (assign_parms_unsplit_complex): Specify required alignment when
1866 creating stack local.
1867 * calls.c (compute_argument_addresses): Override alignment of stack
1868 arg calculated from its type with the alignment given by
1869 FUNCTION_ARG_BOUNDARY.
1870 (store_one_arg): Likewise.
1872 2005-01-11 Jan Beulich <jbeulich@novell.com>
1874 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1875 Change respective itanium_class attribute to ialu.
1876 (shladdp4_internal): New.
1877 * config/ia64/predicates.md (shladd_log2_operand): New.
1879 2005-01-11 Richard Henderson <rth@redhat.com>
1881 * expr.c (store_constructor): Use rtvec_alloc instead of
1882 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1884 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1886 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1888 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1890 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1891 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1892 (TARGET_RWRELOC): Define.
1893 (ia64_rwreloc_section_type_flags): Delete.
1894 (ia64_section_type_flags): New function.
1895 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1896 (TARGET_RWRELOC): Define.
1898 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1901 * config/ia64/ia64.c (process_set): For alloc insn, only call
1902 process_epilogue is !frame_pointer_needed.
1904 2005-01-10 Roger Sayle <roger@eyesopen.com>
1907 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1908 unary operator and can't be treated as a binary/comparison operator.
1910 2005-01-10 Richard Henderson <rth@redhat.com>
1912 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1913 (ix86_return_in_memory): Likewise.
1914 (function_arg_advance): Likewise. Mirror structure in function_arg
1915 for choosing register to advance.
1917 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1919 * tree-vectorizer.c, tree.def: Fix comment typos.
1921 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1923 * config/s390/s390.c (struct processor_costs): 4 new fields:
1924 ddbr, ddr, debr, der.
1925 (s390_rtx_costs): More precise handling of divide instructions.
1927 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1929 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1931 2005-01-10 Jan Beulich <jbeulich@novell.com>
1933 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1934 names resulting from -ffunction-sections/-fdata-sections and linkonce
1936 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1937 based on the section name. Rearrange the section name comparison logic
1938 slightly so that each section name is compared against at most once.
1940 2005-01-10 Ben Elliston <bje@au.ibm.com>
1942 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1943 targets for which -fPIC reduces limitations on the GOT size.
1945 2005-01-09 Falk Hueffner <falk@debian.org>
1947 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1950 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1953 * collect2.c (main): Set aixrtl_flag for -brtl option.
1954 (resolve_lib_name): Search for .so file extension before .a
1957 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1959 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1960 (vect_analyze_data_refs_alignment): Add dump prints.
1962 2005-01-09 Ira Rosen <irar@il.ibm.com>
1964 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1965 expr_invariant_in_loop_p.
1966 Initialize outputs first thing in the function.
1967 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1968 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1969 (vect_analyze_pointer_ref_access): Check that the initial condition of
1970 the access function is loop invariant.
1972 2005-01-09 Richard Henderson <rth@redhat.com>
1974 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1975 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1976 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1977 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1978 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1979 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1980 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1981 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1982 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1983 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1984 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1985 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1986 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1987 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1988 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1989 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1990 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1991 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1992 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1993 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1994 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1995 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1996 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1998 (mmx_clrdi, pavgusb): Remove.
1999 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2000 with leading sse_ prefix.
2001 * config/i386/sse.md: Receive them.
2002 * config/i386/mmx.md: New file.
2003 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2004 (subrv2sf3): Turn into expander for normal subtraction.
2005 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2006 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2007 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2008 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2009 commutative; use ix86_binary_operator_ok.
2010 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2011 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2012 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2013 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2014 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2015 Macroize from existing patterns; use ix86_binary_operator_ok.
2016 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2017 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2018 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2019 with vec_select+vec_concat.
2020 (mmx_pshufw, mmx_pshufw_1): Likewise.
2021 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2022 (mmx_uavgv4hi3): Model correctly.
2023 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2024 _mm_xor_si64): Remove casts.
2026 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2028 PR tree-optimization/19224
2029 * tree-scalar-evolution.c (get_instantiated_value,
2030 set_instantiated_value): New functions.
2031 (instantiate_parameters_1): Cache the results.
2032 (instantiate_parameters, resolve_mixers): Initialize and free
2035 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2037 * config/i386/i386.md (addhi_4): Correct reference in comment.
2040 2005-01-08 Richard Henderson <rth@redhat.com>
2042 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2043 (_mm_cvtsi128_si64x): Likewise.
2044 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2045 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2046 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2047 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2048 * config/i386/i386-protos.h: Update.
2049 * config/i386/i386.c (print_operand): Add 'H'.
2050 (ix86_fixup_binary_operands): Split out from ...
2051 (ix86_expand_binary_operator): ... here.
2052 (ix86_fixup_binary_operands_no_copy): New.
2053 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2054 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2055 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2056 (safe_vector_operand): Use CONST0_RTX.
2057 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2058 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2059 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2060 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2062 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2063 (IX86_BUILTIN_CMPNGESS): New.
2064 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2065 (attr type): Add sselog1.
2066 (attr unit, attr memory): Handle it.
2067 (movti, movti_internal, movti_rex64): Move near other integer moves.
2068 (movtf, movtf_internal): Move near other fp moves.
2069 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2070 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2071 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2072 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2073 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2074 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2075 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2076 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2077 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2078 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2079 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2080 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2081 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2082 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2083 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2084 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2085 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2086 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2087 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2088 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2089 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2090 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2091 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2092 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2093 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2094 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2095 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2096 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2097 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2098 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2099 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2100 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2101 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2102 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2103 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2104 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2105 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2106 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2107 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2108 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2109 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2110 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2111 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2112 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2114 (SSEPUSH, push<SSEPUSH>): Remove.
2115 (MMXPUSH, push<MMXPUSH>): Remove.
2116 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2117 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2118 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2119 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2120 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2121 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2122 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2123 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2124 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2125 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2126 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2127 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2128 (ppro_sse_log_V4SF): Handle sselog1.
2129 * config/i386/predicates.md (const_0_to_1_operand): New.
2130 (const_0_to_255_mul_8_operand): New.
2131 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2132 (const_2_to_3_operand, const_4_to_7_operand): New.
2133 * config/i386/sse.md: New file.
2134 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2135 (sse_movups): Rename from sse_movups_1.
2136 (sse_loadlss): Rename from sse_loadss_1.
2137 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2139 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2140 (absv4sf2, negv2df, absv2df): New.
2141 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2142 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2143 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2144 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2145 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2146 (sse3_addsubv4sf3): Model correctly.
2147 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2148 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2149 (sse_movhlps): Model with vec_select+vec_concat.
2150 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2151 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2152 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2153 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2154 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2155 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2156 sse2_pshufhw_1): Likewise.
2157 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2158 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2159 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2160 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2161 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2162 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2163 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2164 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2165 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2166 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2167 sminv8hi3): Mark commutative
2168 operands. Use ix86_binary_operator_ok.
2169 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2170 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2171 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2172 sse2_punpcklqdq): Allow operand2 in memory.
2173 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2174 sse2_movsd): Add memory alternatives.
2175 (sse_storelps): Turn expander into an insn; split after reload.
2176 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2177 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2179 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2181 * configure.ac (DWARF-2 debug_line): Use objdump.
2182 * configure: Regenerate.
2184 2005-01-08 Jeff Law <law@redhat.com>
2185 Diego Novillo <dnovillo@redhat.com>
2187 PR tree-optimization/18241
2188 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2189 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2190 statements with volatile operands.
2191 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2192 operands after marking a statement with has_volatile_ops.
2194 2005-01-08 Roger Sayle <roger@eyesopen.com>
2196 * tree.c (int_fits_type_p): Always honor integer constant
2197 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2199 2005-01-08 Roger Sayle <roger@eyesopen.com>
2201 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2202 the latent bug in rtl_delete_block has been resolved.
2204 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2206 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2207 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2209 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2211 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2212 library as @multilib_dir@/$(SHLIB_SONAME).
2214 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2216 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2217 * configure: Regenerate.
2219 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2221 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2224 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2227 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2228 Convert non-word aligned offset address using ld/std into
2231 2005-01-07 Richard Henderson <rth@redhat.com>
2233 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2235 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2237 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2239 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2241 PR tree-optimization/19283
2242 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2243 is not shorter than the original type.
2245 PR rtl-optimization/19012
2246 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2248 PR rtl-optimization/18861
2249 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2250 (FULL_STATE): Define.
2251 (mark_tablejump_edge): New function.
2252 (purge_dead_tablejump_edges): New function.
2253 (find_bb_boundaries): Use it.
2255 PR tree-optimization/18828
2256 * builtins.c (expand_builtin_next_arg): Remove argument and all
2257 the argument checking.
2258 (expand_builtin): Adjust caller.
2259 (expand_builtin_va_start): Likewise. Remove error for too many
2261 (fold_builtin_next_arg): Issue error for too many arguments.
2262 After checking arguments, replace them with magic arguments that
2263 prevent further checking of the args.
2265 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2267 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2269 2005-01-06 Roger Sayle <roger@eyesopen.com>
2272 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2273 and %{.S:...} (and their negative variants) to test whether the
2274 input file is assembler or pre-processed-assembler independent of
2275 the actual filename extension.
2277 2005-01-06 Roger Sayle <roger@eyesopen.com>
2279 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2280 of sign or zero extended values.
2282 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2284 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2285 for IBM long double format correctly.
2287 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2289 Fix PR tree-optimization/18792
2291 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2292 to first_loop_depth, and use loop depth instead of loop number.
2293 (build_classic_dir_vector): Ditto.
2294 (compute_data_dependences_for_loop): Use depth, not loop number.
2295 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2296 number. Pass in loops, instead of loop numbers.
2297 (gather_interchange_stats): Ditto.
2298 (linear_transform_loops): Ditto.
2300 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2303 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2304 biv_fits_mode_p, extension_within_bounds_p): New functions.
2305 (check_ext_dependent_givs): Use them.
2307 2005-01-06 Roger Sayle <roger@eyesopen.com>
2309 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2310 more than one barrier, in which case we should delete them all.
2312 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2314 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2316 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2318 Fix PR middle-end/19286
2320 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2321 output this subprogram, simply ignore this attempt to do it again.
2322 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2323 origin attribute if it's not possible.
2324 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2325 (decls_for_scope): Ditto.
2326 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2327 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2329 2005-01-05 Richard Henderson <rth@redhat.com>
2332 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2333 (bdesc_2arg): Use it.
2334 (ix86_expand_binop_builtin): Force operands into registers
2336 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2337 ix86_expand_sse_compare, ix86_expand_sse_comi,
2338 ix86_expand_builtin): Likewise.
2340 2005-01-05 Richard Henderson <rth@redhat.com>
2342 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2344 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2345 (mulv4hi3): Set itanium_class mmmul.
2346 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2347 (fpack): Rename from fpack_sfsf.
2349 2005-01-05 Richard Henderson <rth@redhat.com>
2352 * reload1.c (do_input_reload): Restrict the optimization deleteing
2353 a previous output reload to RELOAD_FOR_INPUT.
2355 2005-01-05 Steven Bosscher <stevenb@suse.de>
2357 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2358 comment that we fall through after case.
2359 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2360 (distribute_links): Likewise.
2361 * cse.c (cse_insn): Likewise.
2362 * cselib.c (cselib_invalidate_mem): Likewise.
2363 * df.c: Update comments at the top of the file.
2364 (read_modify_subreg_p): Update comments here too.
2365 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2366 * flow.c (mark_set_1): Likewise.
2367 (mark_used_regs): Likewise.
2368 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2369 (canon_list_insert): Likewise.
2370 (mark_set): Likewise.
2371 (try_replace_reg): Likewise.
2372 (store_killed_in_insn): Likewise.
2373 * loop.c (count_one_set): Likewise.
2374 (basic_induction_var): Likewise.
2375 * postreload-gcse.c (find_mem_conflicts): Likewise.
2376 * postreload.c (reload_combine_note_store): Likewise.
2377 (move2add_note_store): Likewise.
2378 * reload.c (find_equiv_reg): Likewise.
2379 (mark_referenced_resources): Likewise.
2380 * rtlanal.c (set_noop_p): Likewise.
2381 (note_stores): Likewise.
2382 (note_uses): Likewise.
2383 * sched-deps.c (sched_analyze_1): Likewise.
2384 * sched-rgn.c (check_live_1): Likewise.
2385 (update_live_1): Likewise.
2386 * config/i860/i860.c: Likewise.
2388 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2390 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2392 * doc/rtl.texi: Update documentation for bit-fields and SET.
2394 2005-01-05 Roger Sayle <roger@eyesopen.com>
2396 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2398 2005-01-05 Jan Hubicka <jh@suse.cz>
2399 Richard Henderson <rth@redhat.com>
2402 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2405 2005-01-05 Richard Henderson <rth@redhat.com>
2408 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2409 (sse_shufps): Change operand 3 to const_int_operand.
2410 (sse2_storelps): Fix typo in template.
2411 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2412 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2413 (ix86_expand_builtin): Likewise.
2415 2005-01-05 Julian Brown <julian@codesourcery.com>
2417 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2418 as aggregates for AAPCS ABIs.
2420 2005-01-05 Stan Shebs <shebs@apple.com>
2422 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2423 Mach-O getters if ppc64.
2424 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2426 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2427 signed four-byte field for global code case.
2428 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2430 2005-01-05 Roger Sayle <roger@eyesopen.com>
2433 * c-common.c: Include real.h.
2434 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2435 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2436 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2437 * Makefile.in (c-common.o): Update dependencies.
2439 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2441 * c-parse.in (asm_string): Add trailing semicolon.
2443 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2445 * c-parse.in (asm_string): New. Don't allow wide strings in
2447 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2448 asm_string instead of STRING.
2450 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2452 * c-typeck.c (constructor_no_implicit): Remove.
2453 (set_designator, process_init_element): Don't check
2454 constructor_no_implicit.
2456 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2457 Kaz Kojima <kkojima@gcc.gnu.org>
2460 * lcm.c (create_pre_exit): New.
2461 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2462 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2464 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2466 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2467 -msoft-float in target_float_switch.
2468 * arm.c (arm_override_options): Fix processing of target_float_switch.
2470 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2472 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2475 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2477 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2478 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2480 2005-01-04 Roger Sayle <roger@eyesopen.com>
2482 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2483 if deleting the then-block allows the test-block to fallthru to the
2486 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2489 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2490 after the full declaration if the are in two different TUs.
2492 2005-01-04 Richard Henderson <rth@redhat.com>
2495 * tree-sra.c (generate_one_element_init): Just
2496 call gimplify_and_add.
2497 (generate_element_init): Record the
2498 new referenced variables and mark them for renaming
2499 and split out to ...
2500 (generate_element_init_1): This.
2501 (scalarize_init): Don't call push_gimplify_context/
2502 pop_gimplify_context.
2504 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2506 * toplev.c (get_src_pwd): Handle failure of getpwd().
2508 2005-01-04 Roger Sayle <roger@eyesopen.com>
2510 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2512 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2513 all the cases handled by it are inverted by invert_truthvalue.
2515 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2517 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2518 (save_register_windowsi): Likewise.
2520 2005-01-04 Richard Henderson <rth@redhat.com>
2522 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2524 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2527 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2528 any simplifications of vector mode comparison operators.
2529 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2531 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2532 Devang Patel <dpatel@apple.com>
2534 PR tree-optimization/18308
2535 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2536 the operands before creating a new expression.
2537 * dojump.c (do_jump): Make drop_through_label available
2538 for all cases. Add expansion of COND_EXPR.
2540 2005-01-04 Ira Rosen <irar@il.ibm.com>
2542 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2543 INTEGER_CST instead of TREE_CONSTANT.
2544 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2545 instead of TREE_CONSTANT.
2546 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2547 instead of TREE_CONSTANT.
2549 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2551 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2553 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2556 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2557 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2559 2005-01-03 Richard Henderson <rth@redhat.com>
2561 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2562 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2563 fold_convert_const_real_from_real): Split out from ...
2564 (fold_convert_const): ... here.
2566 2005-01-03 Richard Henderson <rth@redhat.com>
2569 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2570 (mov<MMXMODEI>_internal): Likewise.
2571 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2572 Add V2SF case; use it for SSE1; don't use TI.
2573 (movdf_integer): Likewise.
2574 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2576 2005-01-03 Ira Rosen <irar@il.ibm.com>
2578 * tree-vectorizer.c (vect_strip_conversions): New function.
2579 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2580 check for binary class.
2582 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2586 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2588 * gimple-low.c (mark_blocks_with_used_vars): New function.
2589 (mark_blocks_with_used_subblocks): Ditto.
2590 (mark_used_blocks): Ditto.
2591 (pass_mark_used_blocks): New pass.
2592 * tree-inline.c: Include debug.h.
2593 (expand_call_inline): Call outlining_inline_function here.
2594 * tree-optimize.c (init_tree_optimization_passes): Add
2595 pass_mark_used_blocks.
2596 * tree-pass.h (pass_mark_used_blocks): New.
2597 * Makefile.in (tree-inline.o): Add debug.h dependency.
2599 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2601 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2602 VAR_DECLs to have weak_import attribute.
2604 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2607 2004-01-03 Steven Bosscher <stevenb@suse.de>
2609 * passes.c (rest_of_compilation): Don't run regmove if only
2610 flag_expensive_optimizations, require flag_regmove instead.
2612 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2614 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2616 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2617 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2618 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2619 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2621 2005-01-03 Richard Henderson <rth@redhat.com>
2623 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2624 (ia64_const_ok_for_letter_p): New.
2625 (ia64_const_double_ok_for_letter_p): New.
2626 (ia64_extra_constraint): New.
2627 (ia64_expand_vecint_compare): New.
2628 (ia64_expand_vcondu_v2si): New.
2629 (ia64_expand_vecint_cmov): New.
2630 (ia64_expand_vecint_minmax): New.
2631 (ia64_print_operand): Add 'v'.
2632 (ia64_preferred_reload_class): New.
2633 (ia64_vector_mode_supported_p): New.
2634 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2635 (PREFERRED_RELOAD_CLASS): Move to function.
2636 (CONST_OK_FOR_LETTER_P): Move to function.
2637 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2638 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2639 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2640 (EXTRA_CONSTRAINT): Move to function.
2641 * config/ia64/ia64.md: Include vect.md.
2642 (itanium_class): Add mmalua.
2644 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2646 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2647 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2649 (const_int_2bit_operand): New.
2650 (fr_reg_or_0_operand): New.
2651 * config/ia64/ia64-modes.def: Add vector modes.
2652 * config/ia64/ia64-protos.h: Update.
2653 * config/ia64/vect.md: New file.
2655 2005-01-03 Richard Henderson <rth@redhat.com>
2657 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2659 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2662 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2664 (log1pdf2): Change mode of operands[0,1] to DFmode.
2666 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2668 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2669 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2670 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2671 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2672 SPARC_RELAXED_ORDERING.
2674 2005-01-03 Richard Henderson <rth@redhat.com>
2675 Uros Bizjak <uros@kss-loka.si>
2678 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2679 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2680 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2682 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2683 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2684 const_pow2_1_to_128_operand): New predicates.
2686 2005-01-02 Greg McGary <greg@mcgary.org>
2688 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2690 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2691 object. [ptr_type]: Remove unused variable.
2692 Remember nearest addressable array-element or record-component
2693 when checking bitfield components. Tolerate empty BIND_EXPR.
2695 2005-01-01 Richard Henderson <rth@redhat.com>
2697 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2698 that don't narrow the value. Fail for other conversions.
2700 2005-01-01 Richard Henderson <rth@redhat.com>
2703 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2704 * c-lang.c (finish_file): Don't do it here.
2705 * objc/objc-act.c (objc_finish_file): Likewise.
2707 * cgraph.c (decl_assembler_name_equal): New.
2708 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2709 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2710 * cgraph.h (struct cgraph_varpool_node): Add next.
2711 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2712 * varasm.c (assemble_alias): Mark the target as needed.
2714 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2717 * function.c (get_arg_pointer_save_area): Use entry_of_function
2718 instead of get_insns.
2720 2005-01-01 Roger Sayle <roger@eyesopen.com>
2721 Andrew Pinski <pinskia@physics.uc.edu>
2722 James E. Wilson <wilson@specifixinc.com>
2724 PR rtl-optimization/12092
2725 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2728 2005-01-01 Roger Sayle <roger@eyesopen.com>
2729 Olivier Hainque <hainque@act-europe.fr>
2731 * tree.c (int_fits_type_p): A narrower type always fits in a
2732 wider one, except for negative values into unsigned types.
2734 2005-01-01 Roger Sayle <roger@eyesopen.com>
2736 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2737 with the original constant rather than require TREE_OVERFLOW.
2739 2005-01-01 Steven Bosscher <stevenb@suse.de>
2742 * c-decl.c (finish_function): If compiling C99, annotate the
2743 compiler generated return with the current file name and line 0.
2744 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2745 the source line is greater than 0.
2746 (remove_bb): Likewise.
2748 See ChangeLog.12 for earlier changes.