1 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3 * cse.c (n_elements_made, max_elements_made): Remove.
4 (insert): Don't touch n_elements_made.
5 (cse_main): Don't touch n_elements_made or max_elements_made.
7 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
10 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
11 configuration part of dp-bit.c to be lost.
13 2005-01-28 Roger Sayle <roger@eyesopen.com>
15 * expmed.c (expand_mult_highpart_optab): When attempting to use
16 a non-widening multiplication in a wider mode, the operands need
17 to be converted (zero or sign extended) to that mode.
19 2005-01-28 Ian Lance Taylor <ian@airs.com>
23 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
24 through if both operands fall through.
26 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
28 * cse.c (fold_rtx) <PC>: Don't optimize.
30 2005-01-28 Jeff Law <law@redhat.com>
32 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
33 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
35 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
37 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
38 cse_reg_info_used_list_end): Remove.
39 (cse_reg_info_list, cse_reg_info_list_free): New.
40 (get_cse_reg_info): When allocating an instance of
41 cse_reg_info, add it to the beginning of the cse_reg_info_list
42 list. Remove code to maintain cse_reg_info_used_list.
43 (new_basic_block): Reset the free list to the beginning of
46 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
48 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
49 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
50 (frv_expand_mdpackh_builtin): New function.
51 (frv_expand_builtin): Use it to expand __MDPACKH.
52 * doc/extend.texi (__MDPACKH): Update documentation.
54 2005-01-28 Uros Bizjak <uros@kss-loka.si>
56 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
57 SSE_FLOAT_MODE_P for use_sse computation.
59 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
62 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
64 2005-01-27 Richard Henderson <rth@redhat.com>
66 * builtins.c (expand_builtin_copysign): New.
67 (expand_builtin): Call it.
68 * genopinit.c (optabs): Add copysign_optab.
69 * optabs.c (init_optabs): Initialize it.
70 (expand_copysign): New.
71 * optabs.h (OTI_copysign, copysign_optab): New.
72 (expand_copysign): Declare.
74 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
75 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
77 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
78 (ix86_expand_fp_absneg_operator): ... here.
79 (ix86_split_copysign): New.
80 * config/i386/i386-protos.h: Update.
81 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
82 (copysignsf3, copysigndf3): New.
84 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
85 (copysignsf3, ncopysignsf3): New.
86 (copysigndf3, ncopysigndf3): New.
87 (copysignxf3, ncopysignxf3): New.
88 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
90 2005-01-27 Arend Bayer <arend.bayer@web.de>
91 Kazu Hirata <kazu@cs.umass.edu>
93 * cse.c: (find_best_addr): Don't call copy_rtx before calling
94 fold_rtx. Save cost recomputation if fold_rtx did nothing.
95 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
98 2005-01-27 Jeff Law <law@redhat.com>
100 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
101 definitions of SSA_NAMEs which are not being rewritten.
102 (rewrite_ssa_into_ssa): Only initialize the current definition
103 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
104 If checking is enabled, assert that SSA_NAME_AUX is clear for all
105 SSA_NAMEs before returning.
107 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
109 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
110 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
111 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
112 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
113 config/mips/iris6.h, config/sh/sh.c: Update copyright.
115 2005-01-27 Steven Bosscher <stevenb@suse.de>
118 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
119 higher to -O2 and higher. Likewise for tree PRE.
120 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
123 2005-01-27 Ian Lance Taylor <ian@airs.com>
126 * gimple-low.c (try_catch_may_fallthru): New static function.
127 (block_may_fallthru): Handle TRY_CATCH_EXPR.
128 * tree-inline.c (expand_call_inline): Don't warn about reaching
129 the end of a non-void function being inlined if the function uses
132 2005-01-27 Jakub Jelinek <jakub@redhat.com>
134 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
137 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
138 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
139 (implicitly_declare): Handle error_mark_node.
141 2005-01-27 Richard Henderson <rth@redhat.com>
144 * tree.h (struct tree_decl): Add debug_expr_is_from.
145 (DECL_DEBUG_EXPR_IS_FROM): New.
146 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
147 * dwarf2out.c (dwarf2out_var_location): Update to match.
148 * tree-outof-ssa.c (create_temp): Likewise.
149 * var-tracking.c (track_expr_p): Likewise.
150 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
151 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
152 * toplev.c (default_tree_printer): Likewise.
154 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
156 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
157 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
159 2005-01-27 Steven Bosscher <stevenb@suse.de>
161 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
162 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
163 ASM_CLOBBERS): Add tree checks.
165 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
166 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
167 * c-common.def (SWITCH_STMT): Update to match.
168 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
169 macros instead of SWITCH_EXPR ones.
170 * c-dump.c (c_dump_tree): Likewise.
171 * c-gimplify.c (gimplify_switch_stmt): Likewise.
172 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
174 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
176 2005-01-27 Alan Modra <amodra@bigpond.net.au>
178 * unwind-dw2.c (execute_stack_op): Add missing cases for
179 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
181 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
183 * config.gcc (Obsolete configurations): Remove 'dummy', add
184 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
187 2005-01-26 Diego Novillo <dnovillo@redhat.com>
189 PR tree-optimization/19633
190 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
192 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
193 are no call-clobbered variables.
194 * tree-outof-ssa.c (check_replaceable): Return false for calls
197 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
199 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
200 even for variables with NULL DECL_INITIAL.
202 2005-01-26 Stuart Hastings <stuart@apple.com>
204 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
206 2005-01-26 Richard Henderson <rth@redhat.com>
209 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
211 * expr.c (store_field): Strip conversions to odd-bit-sized types
212 if the destination field width matches.
214 2005-01-26 Richard Henderson <rth@redhat.com>
216 * c-decl.c, expmed.c, expr.c: Revert last change.
218 2005-01-26 Richard Henderson <rth@redhat.com>
221 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
223 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
224 if we don't need the bits above those present in the current mode.
225 * expr.c (store_field): Strip conversions to odd-bit-sized types
226 if the destination field width matches.
228 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
230 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
231 either -ffast-math or -funsafe-math-optimizations is in use.
233 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
237 * config/avr/avr.c (notice_update_cc): Only set condition code for
238 ashrqi3 if shift count > 0.
239 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
240 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
241 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
242 count <= 0 as a no-op, and shift count >= width by copying zero
243 or sign bit to all bits of the result.
244 * config/avr/avr.md (all shifts): Add alternatives for zero shift
245 count, with attribute "length" set to 0 and "cc" set to "none".
247 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
249 * doc/invoke.texi: Document -mTLS.
251 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
252 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
253 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
254 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
255 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
256 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
257 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
258 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
260 * configure.ac: Check for a TLS capable gas.
262 * configure: Regenerate.
264 2005-01-26 Richard Henderson <rth@redhat.com>
267 * combine.c (make_field_assignment): Simplify store to zero_extract
268 from a source with an overlapping mask.
270 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
272 2004-11-11 Eric Christopher <echristo@redhat.com>
274 * config/frv/frv.md: Add fr400_integer automaton. Don't
275 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
278 2005-01-26 Steven Bosscher <stevenb@suse.de>
281 * cfgbuild.c (make_edges): Do not clear or set
282 current_function_has_computed_jump.
283 * function.h (struct function): Remove the has_computed_jump field.
284 (current_function_has_computed_jump): Do not define.
285 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
286 in a computed jump. Ignore current_function_has_computed_jump.
288 2005-01-26 Richard Henderson <rth@redhat.com>
291 * expr.c (categorize_ctor_elements): New argument p_must_clear.
292 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
294 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
295 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
296 objects into static storage if they have more than one non-zero value.
297 * tree.h (categorize_ctor_elements): Update decl.
299 2005-01-26 Steven Bosscher <stevenb@suse.de>
302 * tree.h (CALL_EXPR_TAILCALL): Add comment.
303 * calls.c (check_sibcall_argument_overlap_1): Revert the change
304 to this function from 2004-07-10.
305 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
306 the current function for tail call optimizations if the address
307 of one of it its arguments is taken.
309 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
311 * cse.c (fold_rtx): Call equiv_constant only when necessary.
313 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
315 * function.c (expand_function_end): If current_function_calls_alloca,
316 emit stack restore in a place that is reached when the function falls
319 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
321 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
322 rule to avoid matching inappropriate suffix rule.
324 2005-01-26 Jan Hubicka <jh@suse.cz>
326 PR tree-optimization/19241
327 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
329 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
331 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
332 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
334 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
335 <sim*>: Always use crt1.o, regardless of N in simN.
336 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
337 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
338 (CRT_CALL_STATIC_FUNCTION): Remove.
339 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
340 use crt1.o, regardless of N in simN.
341 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
342 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
343 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
344 case isystem setting.
345 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
347 2005-01-25 Ian Lance Taylor <ian@airs.com>
349 * gimple-low.c (block_may_fallthru): Correct handling of
350 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
352 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
354 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
355 handlers to match indentation; nested under the mtune=* handler.
356 Similar for mcpu= and march=.
358 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
360 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
361 * config/mips/linux64.h (LIB_SPEC): Likewise.
362 * config/mn10300/linux.h (LIB_SPEC): Likewise.
363 * config/sh/linux.h (LIB_SPEC): Likewise.
365 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
367 * config/frv/frv.c (frv_legitimize_tls_address): New.
368 (TARGET_HAVE_TLS): Define.
369 (FRV_SYMBOL_REF_TLS_P): Define.
370 (frv_override_options): Handle new register classes.
371 (frv_legitimate_address_p): Reject tls addresses.
372 (frv_legitimize_address): Handle TLS addresses.
373 (gen_inlined_tls_plt): New.
375 (frv_legitimize_tls_address): New.
376 (unspec_got_name): Add TLS entries.
377 (got12_operand): Add R_FRV_TLSMOFF12 case.
378 (frv_emit_move): Fixup TLS addresses.
379 (frv_emit_movsi): Legitimize TLS addresses.
381 * config/frv/frv.h (MASK_BIG_TLS): New.
382 (TARGET_BIG_TLS): New.
383 (HAVE_AS_TLS): Define.
384 (TARGET_SWITCHES): Add -mTLS and -mtls options.
385 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
386 (REG_CLASS_NAMES): Same.
387 (REG_CLASS_CONTENTS): Same.
388 (CONSTRAINT_LEN): New.
389 (REG_CLASS_FROM_CONSTRAINT): New.
390 (PREDICATE_CODES): Add symbolic_operand.
392 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
393 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
394 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
395 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
396 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
397 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
398 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
399 GR9_REG, GR14_REG, LRREG.
400 (type): Add load_or_call attribute.
401 ("load_or_call"): New reservation.
402 ("call_gettlsoff"): New.
403 ("tls_indirect_call"): New.
404 ("tls_load_gottlsoff12"): New.
405 ("tlsoff_hilo"): New.
406 ("tls_tlsdesc_ldd"): New.
407 ("tls_tlsoff_ld"): New.
410 * config/frv/frv-protos.h (symbolic_operand): Protoize.
412 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
414 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
415 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
416 * config/frv/frv.c (TLS_BIAS): Define.
417 (frv_output_dwarf_dtprel): New.
419 2005-01-26 Jakub Jelinek <jakub@redhat.com>
421 PR rtl-optimization/19579
422 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
423 both A and B, see if they don't clobber registers the other expr uses.
425 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
427 * real.c (do_add): Initialize signalling and canonical members.
429 * real.c (real_from_integer): Zero out destination.
431 2005-01-18 Jan Hubicka <jh@suse.cz>
433 PR tree-optimize/19337
434 * tree-inline.c (initialize_inlined_parameters): Copy
435 saved_static_chain_decl only.
437 2005-01-25 Richard Henderson <rth@redhat.com>
441 * config/i386/i386.c (x86_inter_unit_moves): Zero.
442 (ix86_preferred_reload_class): Rewrite fp-constant section, with
443 80387 enabled, to return a proper subclass. Return the subset that
444 overlaps with GENERAL_REGS for PLUS.
445 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
447 2005-01-25 Richard Henderson <rth@redhat.com>
450 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
452 2005-01-25 Roger Sayle <roger@eyesopen.com>
454 * expmed.c (choose_multiplier): Change interface to return the
455 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
456 (expand_divmod): Update calls to choose_multiplier.
458 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
461 * expmed.c (extract_bit_field): Use adjust_address instead of
462 gen_lowpart when op0 is a MEM.
464 2005-01-24 Steven Bosscher <stevenb@suse.de>
466 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
468 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
470 * config/mips/irix-csr.c: New file.
471 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
472 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
473 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
476 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
479 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
480 sparc/elf.h, add sparc/sp-elf.h.
481 (sparc-*-rtems*): Likewise.
482 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
483 tm-dwarf2.h, add sparc/sp-elf.h.
484 (sparc86x-*-elf): Likewise.
485 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
486 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
487 TARGET_OS_CPP_BUILTINS.
488 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
489 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
491 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
492 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
493 (SWITCH_TAKES_ARG): Likewise.
494 (LOCAL_LABEL_PREFIX): Likewise.
495 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
496 (TARGET_N_FORMAT_TYPES): Delete.
497 (TARGET_FORMAT_TYPES): Likewise.
498 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
499 * config/sparc/elf.h: Delete.
500 * config/sparc/sp-elf.h: New file.
502 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
504 * tree-flow-inline.h (phi_arg_from_edge): Remove.
505 * tree-flow.h: Remove the corresponding prototype.
506 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
507 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
509 2005-01-24 Jakub Jelinek <jakub@redhat.com>
512 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
513 for AIX ABI or ELF -fPIC.
514 (rs6000_emit_load_toc_table): Don't create toc_section here.
515 (rs6000_xcoff_file_start): Nor here.
517 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
519 * sh.c (ra.h): Don't #include.
520 (hard_regs_intersect_p): New function, resurrected from ra.c.
522 * sh.c: Fix 1996 Copyright.
524 2005-01-24 Richard Henderson <rth@redhat.com>
525 Aldy Hernandez <aldyh@redhat.com>
527 * regrename.c (note_sets): Handle subregs.
529 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
532 * genconditions.c (write_header, write_conditions): Elide file if
535 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
537 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
538 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
541 2005-01-24 Jakub Jelinek <jakub@redhat.com>
543 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
544 expand_builtin_printf, expand_builtin_fprintf,
545 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
546 checking against POINTER_TYPE.
547 (validate_arglist): Handle POINTER_TYPE code by checking
550 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
552 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
554 (for_each_rtx): Call for_each_rtx_1.
555 * rtl.h (init_rtlanal): Declare.
556 * toplev.c (backend_init): Call init_rtlanal.
558 2005-01-24 Jakub Jelinek <jakub@redhat.com>
560 * flow.c (propagate_one_insn): Formatting.
563 * flow.c (libcall_dead_p): Be more conservative if unsure.
564 If there are any instructions between insn and call, see if they are
565 all dead before saying the libcall is dead.
567 2005-01-24 Uros Bizjak <uros@kss-loka.si>
569 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
570 operand constraint for operand 0.
572 2005-01-23 Richard Henderson <rth@redhat.com>
575 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
576 edges leading to join block.
578 2005-01-23 Roger Sayle <roger@eyesopen.com>
580 * expmed.c (expand_mult_highpart): Make static. Change type of
581 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
582 (expand_divmod): Updates calls to expand_mult_highpart by using
583 gen_int_mode to pass a CONST_INT rtx.
584 * rtl.h (expand_mult_highpart): Remove prototype.
586 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
588 * flow.c (regset_bytes, regset_size): Remove.
590 * cfganal.c: Fix a reference to Harvey's paper.
592 2005-01-23 Steven Bosscher <stevenb@suse.de>
594 PR rtl-optimization/19464
595 * tree-optimize.c (init_tree_optimization_passes): Add one more
596 copyrename pass just before out-of-ssa.
598 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
601 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
602 * ggc-none.c (ggc_free): Define.
604 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
606 * cse.c (max_reg, max_insn_uid): Remove.
607 (cse_main): Don't access max_reg or max_insn_uid.
609 * c-common.c (explicit_flag_signed_bitfields,
610 lang_statement_code_p, lang_expand_function_end): Remove.
611 * c-common.h: Remove the corresponding declarations.
612 * c-opts.c (c_common_handle_option): Remove all write access
613 to explicit_flag_signed_bitfields.
615 * cgraph.c (cgraph_varpool_n_nodes): Remove.
616 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
617 * cgraph.h: Remove the corresponding declaration.
619 * gcse.c (null_pointer_info): Remove.
621 2005-01-23 Roger Sayle <roger@eyesopen.com>
622 Eric Botcazou <ebotcazou@libertysurf.fr>
624 * combine.c (simplify_logical): Only simplify logical expressions
625 of the form ior(and(x,y),z) by the inverse distributive law if the
626 result is cheaper than the original.
628 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
630 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
631 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
632 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
633 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
634 config/freebsd-spec.h, config/arm/arm.h,
635 config/h8300/h8300.md, config/i386/i386.md,
636 config/i386/predicates.md, config/i386/sse.md,
637 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
638 config/vax/vax.md: Fix comment typos. Follow spelling
641 2005-01-23 Steven Bosscher <stevenb@suse.de>
643 * gengtype.c (walk_type): Produce `not equal to' compares for loop
644 tests, instead of `less than'.
646 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
648 * function.c (assign_parm_setup_block): When creating a new stack slot
649 for a parameter, get its alignment from the parameter's DECL_ALIGN
650 rather than the type's TYPE_ALIGN. Make sure that the parameter
651 is at least word aligned.
653 2005-01-22 Roger Sayle <roger@eyesopen.com>
656 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
658 2005-01-22 Richard Henderson <rth@redhat.com>
661 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
662 in both compare operands.
663 (movdfcc_1_sse_max): Likewise.
664 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
665 (movdfcc_1_sse): Likewise.
666 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
667 scratch register as needed.
669 2005-01-22 Richard Henderson <rth@redhat.com>
671 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
673 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
675 2005-01-22 Richard Henderson <rth@redhat.com>
677 * genopinit.c (optabs): Use smin/smax for floating point too.
678 * doc/md.texi: Update to match. Clarify that floating point
679 results are undefined for +0/-0 and NaN.
680 * doc/rtl.texi: Likewise.
681 * rtl.def (SMIN, SMAX): Likewise
682 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
684 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
685 leading 's' to the name.
686 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
687 smaxxf3, sminxf3): Likewise.
688 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
691 2005-01-22 Paul Brook <paul@codesourcery.com>
693 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
695 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
697 * config/s390/s390.c (struct processor_costs): New fields
698 dlgr, dlr, dr, dsgfr, dsgr.
699 (z900_cost, z990_cost): Values for new fields.
700 (s390_rtx_costs): New cases MEM und COMPARE in switch
701 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
702 DIV, MOD, UDIV, UMOD.
704 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
706 * config/s390/s390.md ("doloop_si64"): Reload input value directly
707 into the register being decremented.
708 ("doloop_si31", "doloop_di"): Likewise.
709 ("*doloop_si_long"): Adapt pattern.
711 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
713 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
715 (CLASS_MAX_NREGS): Likewise.
717 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
719 * doc/tree-ssa.texi (Statement Operands): Add example for new
720 must-def macro. Note deprecation of old operands interface.
722 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
724 PR tree-optimization/19484
725 * tree-cfg.c (remove_fallthru_edge): New function.
726 (cleanup_control_flow): Remove fallthru edges from calls that are
727 now known not to return.
729 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
731 Fix PR tree-optimization/19038
732 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
733 copies with loop variant ones.
735 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
737 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
738 config/alpha/alpha-protos.h, config/alpha/alpha.h,
739 config/alpha/alpha.md, config/alpha/predicates.md,
740 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
741 config/sparc/sol2.h: Update copyright.
743 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
744 first label to see if it is a nonlocal label.
746 2005-01-22 David Edelsohn <edelsohn@gnu.org>
747 Andrew Pinski <pinskia@physics.uc.edu>
750 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
751 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
753 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
755 * config/rs6000/rtems.h: Update copyright.
757 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
760 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
761 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
762 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
764 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
767 * c-typeck.c (convert_arguments): Check for error_mark_node.
769 2005-01-21 Ian Lance Taylor <ian@airs.com>
771 PR tree-optimization/13000
772 * tree-inline.c: Include "tree-flow.h".
773 (expand_call_inline): If warn_return_type, warn if non-void inline
774 function falls through.
775 * tree-cfg.c (execute_warn_function_return): Don't warn about
776 control reaching end if TREE_NO_WARNING is set. Set
778 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
780 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
781 branch if we don't need one.
782 * c-typeck.c: Include "tree-flow.h"
783 (c_finish_bc_stmt): Don't add a goto if the current statement
784 list doesn't fall through to the current point.
786 2005-01-21 Roger Sayle <roger@eyesopen.com>
788 PR rtl-optimization/576
789 * real.c (real_arithmetic): Change return type from void to bool
790 to return an indication that the result may be inexact.
791 * real.h (real_arithmeric): Update prototype.
792 * fold-const.c (const_binop): Don't constant fold floating
793 point expressions when the user specifies -frounding-math and
794 the result may depend upon the run-time rounding mode.
795 (fold_convert_const_real_from_real): Clean-up.
796 (fold_initializer): Ignore flag_rounding_math for initializers.
797 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
798 constant fold FP operations with flag_rounding_math if the
799 result may depend upon the run-time rounding mode.
801 2005-01-21 Tom Tromey <tromey@redhat.com>
803 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
805 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
807 * tree-cfg.c: Fix comment typos.
809 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
811 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
812 around the call to rest_of_handle_branch_target_load_optimize.
814 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
816 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
817 (sparc64-*-openbsd*): Likewise.
818 (sparclite-*-elf*): Include tm-dwarf2.h.
819 (sparc86x-*-elf*): Likewise.
820 (sparc64-*-elf*): Likewise.
821 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
822 (DBX_DEBUGGING_INFO): Likewise.
823 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
824 (PREFERRED_DEBUGGING_TYPE): Likewise.
825 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
826 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
827 (PREFERRED_DEBUGGING_TYPE): Likewise.
828 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
829 (PREFERRED_DEBUGGING_TYPE): Likewise.
830 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
832 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
835 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
837 2005-01-20 Paul Brook <paul@codesourcery.com>
839 * doc/rtl.texi: Document value extension requirements for CONST_INT.
841 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
843 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
844 label is first in a sequence of labels.
846 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
848 2005-01-20 Janis Johnson <janis187@us.ibm.com>
849 Giovanni Bajo <giovannibajo@gcc.gnu.org>
851 * doc/sourcebuild.texi (Test Directives): New.
853 2005-01-20 Roger Sayle <roger@eyesopen.com>
855 * real.c (real_floor): Don't leave the result uninitialized when
856 mode is VOIDMode, but return the unrounded intermediate value.
857 (real_ceil): Likewise.
859 2005-01-20 Paul Brook <paul@codesourcery.com>
861 * config/arm/arm.md (insv): Use gen_int_mode.
863 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
865 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
866 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
867 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
868 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
869 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
871 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
874 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
875 fbreg, so we have to assume we can't.
876 (loc_descriptor_from_tree_1): Ditto.
877 (containing_function_has_frame_base): New function.
878 (add_location_or_const_value_attribute): Use it.
879 Also try to generate a frame_base from a single element location
882 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
884 PR tree-optimization/15349
885 * timevar.def (TV_TREE_MERGE_PHI): New.
886 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
888 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
889 calls to tree_forwarder_block_p.
890 (remove_forwarder_block_with_phi, merge_phi_nodes,
891 gate_merge_phi, pass_merge_phi): New.
892 * tree-optimize.c (init_tree_optimization_passes): Add
894 * tree-pass.h: Add an extern for pass_merge_phi;
896 2005-01-20 Richard Henderson <rth@redhat.com>
899 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
900 (_mm_castps_pd, _mm_castps_si128): New.
901 (_mm_castsi128_ps, _mm_castsi128_pd): New.
903 2005-01-20 Richard Henderson <rth@redhat.com>
906 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
907 __builtin_ia32_vec_init_v2si.
908 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
909 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
910 (ix86_init_mmx_sse_builtins): Create it.
911 (ix86_expand_builtin): Expand it.
912 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
913 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
914 (vec_extractv2si_0, vec_extractv2si_1): New.
916 2005-01-20 Richard Henderson <rth@redhat.com>
919 * config/i386/i386.c (ix86_expand_push): New.
920 * config/i386/mmx.md (push<MMXMODE>1): New.
921 * config/i386/sse.md (push<SSEMODE>1): New.
922 * config/i386/i386-protos.h: Update.
924 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
926 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
929 2005-01-20 Richard Henderson <rth@redhat.com>
931 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
932 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
934 2005-01-19 Richard Henderson <rth@redhat.com>
937 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
938 to V4SFmode in SSE1 fallback load path.
940 2005-01-19 Richard Henderson <rth@redhat.com>
942 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
943 in QImode expansion to ix86_expand_vector_set.
944 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
946 2005-01-19 Richard Henderson <rth@redhat.com>
949 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
950 subclass of the input class.
951 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
952 Always true for cross-SSE1 classes. Rationalize conditionals.
953 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
954 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
955 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
956 (movdi_2): Add MMX/SSE zeros.
957 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
958 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
959 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
960 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
961 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
962 (zero_extendsidi2_rex64_1): Remove.
963 (MOV0 peephole): Check GENERAL_REG_P.
965 2005-01-19 Richard Henderson <rth@redhat.com>
968 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
970 (ix86_expand_vector_extract): Likewise.
972 2005-01-19 Richard Henderson <rth@redhat.com>
975 * expr.c (emit_move_change_mode): New argument force; use
976 simplify_gen_subreg if true.
977 (emit_move_via_alt_mode): Merge into ...
978 (emit_move_via_integer): ... here.
979 (emit_move_ccmode): Use emit_move_change_mode directly.
981 2005-01-19 Richard Henderson <rth@redhat.com>
984 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
985 (alpha_preferred_reload_class): Handle CONST_VECTOR.
986 (alpha_emit_set_const_1): Add no_output parameter; don't emit
988 (alpha_emit_set_const): Likewise. Make static.
989 (alpha_emit_set_long_const): Make static.
990 (alpha_extract_integer): Split out from alpha_expand_mov.
991 (alpha_split_const_mov): Likewise.
992 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
993 (alpha_legitimate_constant_p): New.
994 * config/alpha/alpha-protos.h: Update.
995 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
996 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
997 * config/alpha/alpha.md (movsi): Add n alternative.
998 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
999 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1000 (splitters for all of the above): Use alpha_split_const_mov.
1001 * config/alpha/predicates.md (non_add_const_operand): New.
1002 (non_zero_const_operand): New.
1003 (input_operand): Use alpha_legitimate_constant_p after reload.
1005 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1007 PR tree-optimization/19038
1008 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1009 (add_candidate): Add ivs with increment in latch only if
1010 allow_ip_end_pos_p is true.
1011 (determine_iv_cost): Use empty_block_p.
1013 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1015 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1016 (compute_dominance_frontiers): Ditto.
1018 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1021 * config/sh/t-rtems: New.
1022 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1024 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1026 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1027 the offset of the selected field.
1029 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1031 * tree-cfg.c (remove_forwarder_block): Fix the check to
1032 prevent a nonlocal label from appearing in the middle of a
1035 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1037 PR rtl-optimization/19462
1038 * reorg.c (find_end_label): Create return insn only if
1039 current_function_epilogue_delay_list is empty.
1041 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1043 * doc/passes.texi: Remove paragraph mentioning new-ra.
1045 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1047 PR rtl-optimization/15139
1048 * combine.c: Include params.h.
1049 (count_rtxs): New function.
1050 (record_value_for_reg): If replace_rtx would replace at least
1051 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1052 (clobber (const_int 0)) instead of TEM.
1053 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1054 * params.h (MAX_LAST_VALUE_RTL): New.
1055 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1056 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1059 * c-typeck.c (digest_init): Only call build_vector if all constructor
1060 elements are *_CST nodes.
1061 * gimplify.c (gimplify_init_constructor): Likewise.
1064 * c-typeck.c (digest_init): Only call build_vector if inside_init
1067 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1069 * toplev.c (init_asm_output): Remove dead #ifdef.
1071 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1073 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1075 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1077 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1078 accessing DECL_FUNCTION_CODE.
1079 * dojump.c (do_jump): Likewise.
1080 * gimplify.c (gimplify_call_expr): Likewise.
1081 * predict.c (expr_expected_value): Likewise.
1082 (strip_builtin_expect): Likewise.
1083 * tree-inline.c (estimate_num_insns_1): Likewise.
1084 * tree-ssa-loop-im.c (stmt_cost): Likewise
1085 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1086 (tree_expr_nonnegative_p): Likewise.
1088 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1090 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1091 variant of the load_pcrel_sym pattern.
1092 * config/sparc/sparc.md (P macro): Move to the top.
1093 (load_pcrel_sym): Macroize using P.
1094 (save_register_window): Likewise.
1096 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1098 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1101 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1104 * c-typeck.c (build_asm_expr): Strip nops off
1105 input memory operands.
1107 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1109 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1110 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1111 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1112 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1114 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1117 * config/i386/i386.c (override_options): If the 80387 is disabled,
1118 then do not return FP values using FP registers.
1120 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1122 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1123 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1124 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1125 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1126 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1127 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1128 output.h, postreload-gcse.c, postreload.c, recog.c,
1129 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1130 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1131 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1132 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1133 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1134 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1135 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1136 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1138 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1139 config/alpha/alpha.c, config/arm/vfp.md,
1140 config/i386/emmintrin.h, config/i386/i386-modes.def,
1141 config/i386/i386-protos.h, config/i386/i386.h,
1142 config/i386/pmmintrin.h, config/i386/ppro.md,
1143 config/i386/predicates.md, config/i386/xmmintrin.h,
1144 config/i860/i860.c, config/ia64/ia64-modes.def,
1145 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1146 config/ia64/ia64.md, config/ia64/itanium1.md,
1147 config/ia64/itanium2.md, config/ia64/predicates.md,
1148 config/iq2000/iq2000.h, config/mips/linux64.h,
1149 config/rs6000/aix41.h, config/rs6000/aix43.h,
1150 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1151 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1152 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1153 config/sparc/linux64.h, config/sparc/litecoff.h,
1154 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1155 config/sparc/sparc.h, config/sparc/sparc.md,
1156 config/sparc/sysv4-only.h: Update copyright.
1158 2005-01-18 Richard Henderson <rth@redhat.com>
1161 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1163 2005-01-18 Marc Espie <espie@openbsd.org>
1164 * config/i386/openbsdelf.h: Typo.
1166 2005-01-18 Richard Henderson <rth@redhat.com>
1168 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1169 special case for sse.
1170 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1172 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1174 * tree-inline.c (estimate_num_insns_1): Added cases for
1175 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1177 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1179 PR rtl-optimization/19296
1180 * combine.c (simplify_comparison): Rewrite the condition under
1181 which a non-paradoxical SUBREG of a PLUS can be lifted when
1182 compared against a constant.
1184 2005-01-18 Andi Kleen <ak@muc.de>
1186 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1187 * c.opt (-Wpointer-sign): Add.
1188 * doc/invoke.texi: (-Wpointer-sign): Add.
1190 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1192 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1193 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1194 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1195 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1196 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1197 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1198 for TARGET_MIX_SSE_I387.
1199 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1200 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1201 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1202 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1203 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1204 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1205 TARGET_MIX_SSE_I387.
1206 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1209 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1212 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1213 Add movaps alternative for xmm reg->reg move.
1215 2005-01-17 Jeff Law <law@redhat.com>
1217 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1218 at the end of the main DOM loop rather than just before DOM exits.
1220 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1222 PR tree-optimization/19121
1223 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1224 adding aliases to a name tag, also add them to the pointer's
1226 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1227 sensitive alias info at all. Only check that the two pointers
1228 have compatible pointed-to sets.
1229 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1230 a pointer's type tag is a superset of the alias set of the
1233 2005-01-17 James E Wilson <wilson@specifixinc.com>
1236 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1237 comment to document why.
1239 2005-01-17 Richard Henderson <rth@redhat.com>
1241 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1242 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1243 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1244 sse2_vmsminv2df3_finite): New.
1245 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1246 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1247 Force op1 into register.
1249 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1251 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1252 bubblestrap from always rebuilding build directory.
1254 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1256 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1257 ("*cmpmem_short"): Likewise.
1259 2005-01-17 Steven Bosscher <stevenb@suse.de>
1261 * basic-block.h: Document BB_* flags.
1262 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1263 use an sbitmap instead.
1264 * sched-rgn.c (compute_trg_info): Likewise.
1266 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1268 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1269 redundant target_cpu_default and extra_parts lines. Use the default
1271 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1272 (SUBTARGET_EXTRA_SPECS): Delete.
1273 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1274 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1275 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1276 and "n32" for -mabi=n32.
1278 2005-01-17 Ian Lance Taylor <ian@airs.com>
1281 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1282 fold constant variables into initial values.
1284 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1286 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1288 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1289 through the statements backward.
1291 2005-01-17 Ian Lance Taylor <ian@airs.com>
1293 PR middle-end/13127:
1294 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1295 a variable set to the return value of the inlined function.
1297 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1299 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1300 when modes are tieable.
1302 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1304 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1305 of pthread_create to find out if threads are enabled.
1306 * gthr-posix95.h (__gthread_active_p): Likewise.
1308 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1310 * common.opt (-fnew-ra): Remove.
1312 * toplev.h (flag_new_regalloc): Remove.
1313 * Makefile.in (ra*.*): Don't mention.
1314 * passes.c (rest_of_handle_new_regalloc): Remove.
1315 (rest_of_handle_combine, rest_of_compilation): Always consider
1316 flag_new_regalloc as false.
1317 * doc/invoke.texi: Don't document -fnew-ra.
1319 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1321 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1322 last parameter to reg_scan.
1323 * loop.c (loop_optimize): Likewise.
1324 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1325 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1326 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1327 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1328 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1329 * regclass.c (reg_scan): Likewise, for the declaration.
1330 * rtl.h (reg_scan): Likewise, for the prototype.
1332 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1334 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1335 mark_dfs_back_edges.
1337 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1339 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1340 (compute_avail): Uses don't go in tmp_gen.
1342 2005-01-16 Steven Bosscher <stevenb@suse.de>
1344 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1345 loop to look for a free slot in a page entry.
1347 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1350 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1351 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1352 just before targetm.asm_out.file_end.
1353 * tree.h (process_pending_assemble_output_defs): Declare.
1354 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1356 (assemble_alias): Defer generation of assembly code for defines when
1357 TARGET_DEFERRED_OUTPUT_DEFS is true.
1358 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1359 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1360 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1362 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1365 * pa.c (pa_scalar_mode_supported_p): New function.
1366 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1367 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1369 * pa-protos.h (prefetch_operand): Delete.
1370 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1371 * pa.c (prefetch_operand): Delete.
1372 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1373 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1374 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1375 and prefetch_nocc_operand.
1376 * pa.md (prefetch): Rework to avoid reload problems handling short
1377 displacements when a cache control completer needs to be provided.
1378 (prefetch_32, prefetch_64): Delete.
1379 (prefetch_cc, prefetch_nocc): New patterns.
1381 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1383 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1385 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1388 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1389 exceeds maximum alignment for global common data.
1390 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1391 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1393 2004-01-15 Roger Sayle <roger@eyesopen.com>
1395 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1397 2004-01-15 Roger Sayle <roger@eyesopen.com>
1399 * harg-reg-set.h (reg_class_names): Prototype global array.
1400 * regclass.c (reg_class_names): Declare here and initialize to
1402 (dump_regclass): Remove local declaration of reg_class_names.
1403 (regclass): Likewise.
1404 * cfg.c (dump_flow_info): Likewise.
1405 * ra-debug.c (reg_class_names): Likewise.
1406 * regrename.c (reg_class_names): Likewise.
1407 * reload.c (reg_class_names): Likewise.
1408 * reload1.c (spill_failure): Likewise.
1409 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1411 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1413 * config/s390/s390.md ("reload_outti"): Remove predicate for
1414 output operand. Abort if operand is not a MEM.
1415 ("reload_outdi", "reload_outdf"): Likewise.
1417 2005-01-15 Marc Espie <espie@openbsd.org>
1419 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1420 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1421 * config/openbsd.h: Fix C++ includes for native configurations.
1422 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1423 Add trampoline support.
1424 * config/i386/openbsdelf.h: New.
1426 2005-01-15 Marc Espie <espie@openbsd.org>
1428 * collect2.c (main): Explicitly parse -dynamic-linker option.
1430 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1432 PR tree-optimization/19060
1433 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1434 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1435 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1436 and handle extract_range_from_cond returning false.
1437 * fold-const.c (fold): Optimize comparisons with min/max even for
1438 width > HOST_BITS_PER_WIDE_INT.
1440 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1442 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1443 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1444 Remove little endian multilib variants.
1445 Add mips32 multilib variant.
1447 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1449 * explow.c (copy_all_reg, stabilize): Remove.
1450 * expr.h: Remove the corresponding prototypes.
1452 * rtlanal.c (regs_set_between_p): Remove.
1453 * rtl.h: Remove the corresponding prototype.
1455 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1457 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1458 to rs6000_nonimmediate_operand.
1459 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1460 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1461 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1462 rs6000_nonimmediate_operand.
1463 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1464 rs6000_nonimmediate_operand.
1466 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1468 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1470 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1472 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1474 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1475 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1477 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1478 (rs6k_nonimmediate_operand): New.
1479 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1481 (legitimate_lo_sum_address_p): Same.
1482 (rs6000_legitimize_address): Same.
1483 (rs6000_legitimize_reload_address): Same.
1484 (rs6000_legitimate_address): Same.
1485 (spe_build_register_parallel): Pass DF and DC modes in a DI
1488 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1489 to rs6k_nonimmediate_operand.
1491 * config/rs6000/spe.md ("*frob_df_di"): New.
1492 ("*frob_di_df"): New.
1493 ("*frob_di_df_2"): New.
1494 ("*mov_sidf_e500_subreg0"): New.
1495 ("*mov_sidf_e500_subreg4"): New.
1496 ("*movdf_e500_double"): Change predicate to
1497 rs6k_nonimmediate_operand.
1499 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1501 * postreload.c (move2add_note_store): Only call
1502 trunc_int_for_mode on scalar integers.
1504 2005-01-14 Steven Bosscher <stevenb@suse.de>
1506 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1507 replace BB_VISITED uses.
1508 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1509 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1510 (tree_dce_done): Free visited_control_parents.
1511 (perform_tree_ssa_dce): Allocate and clear it.
1512 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1513 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1514 instead of BB_VISITED.
1516 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1518 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1519 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1520 Remove unused prototypes.
1522 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1524 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1525 64-bit register usage.
1526 (spe_func_has_64bit_regs_p): Add FIXME note.
1528 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1530 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1531 flag_finite_math_only with flag_unsafe_math_optimizations.
1533 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1535 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1537 (__tpf_eh_return): Copy TPF private stack area from the module
1538 boundary stack frame. Add check for when module addresses are
1539 equal, but no stub address is found.
1541 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1544 * arm.h (struct machine_function): Add call_via field.
1545 (thumb_call_via_label): Declare.
1546 * arm.c (thumb_call_via_label): New variable.
1547 (thumb_call_reg_needed): New variable.
1548 (arm_output_function_epilogue): For Thumb code, output any per-function
1549 call-indirect trampolines.
1550 (thumb_call_via_reg): New function.
1551 (arm_file_end): New function.
1552 (TARGET_ASM_FILE_END): Call arm_file_end.
1553 (aof_file_end): Likewise.
1554 * arm-protos.h (thumb_call_via_reg): Declare.
1555 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1556 thumb_call_via_reg in normal case.
1558 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1561 PR rtl-optimization/19348
1562 * recog.c (peephole2_optimize): Do global life update if some peephole
1563 decides it doesn't need at least one of its inputs and that change
1564 influences liveness at the start of the basic block.
1566 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1567 arguments instead of 1.
1569 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1572 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1573 zero for nested functions needing a static chain or functions
1574 with a non-constant address.
1576 2005-01-13 Roger Sayle <roger@eyesopen.com>
1578 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1579 (and (sign_extend X) C) into (zero_extend (and X C)).
1581 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1583 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1585 2005-01-13 Richard Henderson <rth@redhat.com>
1590 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1591 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1592 not just TARGET_SSE.
1593 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1594 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1595 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1596 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1597 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1598 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1599 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1600 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1601 (movdicc_c_rex64): Rename with '*'.
1602 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1603 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1604 (movsfcc_1_387): Rename from movsfcc_1.
1605 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1606 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1607 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1608 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1609 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1610 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1611 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1612 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1613 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1614 sse_movdfcc_const0_4): Remove.
1615 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1616 recognize min/max early. Update for changed sse cmove patterns.
1617 (ix86_split_sse_movcc): New.
1618 * config/i386/i386-protos.h: Update.
1620 2005-01-13 Steven Bosscher <stevenb@suse.de>
1622 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1623 (fix_stmt_v_may_defs): Likewise.
1625 2005-01-13 Richard Henderson <rth@redhat.com>
1627 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1628 for converting the mask.
1630 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1632 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1635 2005-01-13 Richard Henderson <rth@redhat.com>
1637 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1638 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1639 IX86_BUILTIN_MOVDQ2Q): Remove.
1640 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1641 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1642 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1644 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1645 (sse2_pextrw): Fix immediate constraint.
1646 (sse2_loadq, sse2_loadq_rex64): Remove.
1647 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1648 Use __builtin_ia32_vec_ext_<size>.
1649 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1651 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1653 * function.c (assign_parm_setup_block): Look inside original
1654 entry_parm when inspecting PARALLEL.
1656 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1657 Joel Sherrill <joel@oarcorp.com>
1660 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1661 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1662 rtems_gxx_recursive_mutex_init.
1663 (__gthread_recursive_mutex_lock): New function.
1664 (__gthread_recursive_mutex_trylock): Likewise.
1665 (__gthread_recursive_mutex_unlock): Likewise.
1667 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1669 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1671 2005-01-13 Jan Beulich <jbeulich@novell.com>
1673 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1674 (ashrti3_internal): Indicate output is early clobber. Generate result
1675 into output rather than first input. Use move for low word of output
1676 if shift count is exactly 64.
1677 (lshrti3_internal): Likewise.
1679 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1683 * reload1.c (delete_output_reload): Don't delete an output reload
1684 if the pseudo lives longer than a single basic block. Adjust and
1685 improve wording of comment.
1687 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1690 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1691 of TYPE_SIZE where we mean the number of bytes.
1693 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1695 * function.c (assign_parm_setup_block): Relax condition on
1696 multi-register optimization.
1698 2005-01-12 Nick Clifton <nickc@redhat.com>
1700 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1701 an "in_delay_slot" attribute of "no" to prevent them being used in
1702 delay slots. This is forbidden because they might generate
1705 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1708 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1711 2005-01-12 Nick Clifton <nickc@redhat.com>
1713 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1714 passed on to GAS) but do not define, as GAS no longer supports or
1715 needs the -m2000 option.
1717 2005-01-11 Roger Sayle <roger@eyesopen.com>
1719 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1720 type as args of unprototyped builtins aren't automatically promoted.
1721 (fold_builtin_abs): Likewise.
1723 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1725 * Makefile.in: Set a `build-warn' variable.
1727 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1729 PR tree-optimization/17949
1730 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1731 (find_interesting_uses_address): Use it.
1733 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1735 * regrename.c (kill_value): Handle subreg's that won't simplify.
1737 2005-01-11 Richard Henderson <rth@redhat.com>
1740 * config/i386/i386.h (enum ix86_builtins): Move ...
1741 * config/i386/i386.c: ... here.
1742 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1743 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1744 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1745 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1746 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1747 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1748 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1749 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1750 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1751 IX86_BUILTIN_LOADDDUP): Remove.
1752 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1753 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1754 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1755 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1756 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1757 (ix86_init_builtins): Make static.
1758 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1759 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1760 if all the modes match. Otherwise, fake it.
1761 (get_element_number, ix86_expand_vec_init_builtin,
1762 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1763 (ix86_expand_builtin): Make static. Update for changed builtins.
1764 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1765 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1766 (ix86_expand_vector_init_duplicate): New.
1767 (ix86_expand_vector_init_low_nonzero): New.
1768 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1769 Split out from ix86_expand_vector_init; handle integer modes.
1770 (ix86_expand_vector_init): Use them.
1771 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1772 * config/i386/i386-protos.h: Update.
1773 * config/i386/predicates.md (reg_or_0_operand): New.
1774 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1775 (movv2sf_internal): Likewise. And a splitter to match them all.
1776 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1777 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1778 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1779 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1780 (mmx_pinsrw): Fix operand ordering.
1781 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1782 rather than sse_loadss expander.
1783 (movv2df splitter): Similarly.
1784 (sse_loadss, sse_loadlss): Remove.
1785 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1786 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1787 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1788 (sse3_movddup): Rename with '*'.
1789 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1790 (sse2_loadsd): Remove.
1791 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1792 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1793 (sse2_pinsrw): Fix argument ordering.
1794 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1795 (sse2_stored): Remove 'r' destination.
1796 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1797 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1798 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1799 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1800 vec_extractv16qi, vec_initv16qi): New.
1802 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1803 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1804 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1806 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1807 (_mm_load_si128, _mm_store_si128): Likewise.
1808 (_mm_load1_pd): Use _mm_set1_pd.
1809 (_mm_load_sd): Use _mm_set_sd.
1810 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1811 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1812 (_mm_set_epi64): Use _mm_set_epi64x.
1813 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1814 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1815 _mm_setr_epi8): Use _mm_set_foo form.
1816 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1817 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1818 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1819 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1820 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1821 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1822 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1823 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1824 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1825 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1826 (_mm_movedup_pd): Use _mm_shuffle_pd.
1827 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1828 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1829 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1830 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1832 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1833 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1834 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1835 (_mm_store_ps): Use raw dereference.
1836 (_mm_store1_ps): Use _mm_storeu_ps.
1837 (_mm_storer_ps): Use _mm_store_ps.
1838 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1839 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1841 2005-01-11 Stan Shebs <shebs@apple.com>
1843 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1844 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1846 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1849 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1850 Skip all DECLs except for FIELD_DECLs.
1852 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1854 * config/s390/s390.c (override_options): Return error if
1855 -mbackchain, -mpacked-stack and -mhard-float are used together.
1856 (s390_va_start): Remove the backchain && packed-stack special case.
1857 (s390_gimplify_va_arg): Likewise.
1858 * doc/invoke.texi: Remove the ABI incompatibility note.
1860 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1862 * config/s390/s390.c (struct s390_frame_layout): Remove
1864 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1865 save_backchain_p with TARGET_BACKCHAIN.
1867 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1870 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1871 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1872 * function.c (locate_and_pad_parm): Set new field.
1873 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1874 Tweak where_pad test to include "none". Always set mem align for
1876 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1877 not sufficient for type.
1878 (assign_parm_setup_block): If stack_parm is zero on entry, always
1879 make a new stack local. Block move old stack parm if necessary
1880 to new aligned stack local.
1881 (assign_parm_setup_stack): Use a block move to handle
1882 potentially misaligned entry_parm.
1883 (assign_parms_unsplit_complex): Specify required alignment when
1884 creating stack local.
1885 * calls.c (compute_argument_addresses): Override alignment of stack
1886 arg calculated from its type with the alignment given by
1887 FUNCTION_ARG_BOUNDARY.
1888 (store_one_arg): Likewise.
1890 2005-01-11 Jan Beulich <jbeulich@novell.com>
1892 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1893 Change respective itanium_class attribute to ialu.
1894 (shladdp4_internal): New.
1895 * config/ia64/predicates.md (shladd_log2_operand): New.
1897 2005-01-11 Richard Henderson <rth@redhat.com>
1899 * expr.c (store_constructor): Use rtvec_alloc instead of
1900 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1902 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1904 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1906 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1908 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1909 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1910 (TARGET_RWRELOC): Define.
1911 (ia64_rwreloc_section_type_flags): Delete.
1912 (ia64_section_type_flags): New function.
1913 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1914 (TARGET_RWRELOC): Define.
1916 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1919 * config/ia64/ia64.c (process_set): For alloc insn, only call
1920 process_epilogue is !frame_pointer_needed.
1922 2005-01-10 Roger Sayle <roger@eyesopen.com>
1925 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1926 unary operator and can't be treated as a binary/comparison operator.
1928 2005-01-10 Richard Henderson <rth@redhat.com>
1930 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1931 (ix86_return_in_memory): Likewise.
1932 (function_arg_advance): Likewise. Mirror structure in function_arg
1933 for choosing register to advance.
1935 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1937 * tree-vectorizer.c, tree.def: Fix comment typos.
1939 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1941 * config/s390/s390.c (struct processor_costs): 4 new fields:
1942 ddbr, ddr, debr, der.
1943 (s390_rtx_costs): More precise handling of divide instructions.
1945 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1947 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1949 2005-01-10 Jan Beulich <jbeulich@novell.com>
1951 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1952 names resulting from -ffunction-sections/-fdata-sections and linkonce
1954 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1955 based on the section name. Rearrange the section name comparison logic
1956 slightly so that each section name is compared against at most once.
1958 2005-01-10 Ben Elliston <bje@au.ibm.com>
1960 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1961 targets for which -fPIC reduces limitations on the GOT size.
1963 2005-01-09 Falk Hueffner <falk@debian.org>
1965 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1968 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1971 * collect2.c (main): Set aixrtl_flag for -brtl option.
1972 (resolve_lib_name): Search for .so file extension before .a
1975 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1977 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1978 (vect_analyze_data_refs_alignment): Add dump prints.
1980 2005-01-09 Ira Rosen <irar@il.ibm.com>
1982 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1983 expr_invariant_in_loop_p.
1984 Initialize outputs first thing in the function.
1985 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1986 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1987 (vect_analyze_pointer_ref_access): Check that the initial condition of
1988 the access function is loop invariant.
1990 2005-01-09 Richard Henderson <rth@redhat.com>
1992 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1993 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1994 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1995 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1996 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1997 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1998 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1999 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2000 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2001 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2002 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2003 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2004 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2005 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2006 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2007 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2008 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2009 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2010 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2011 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2012 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2013 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2014 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2016 (mmx_clrdi, pavgusb): Remove.
2017 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2018 with leading sse_ prefix.
2019 * config/i386/sse.md: Receive them.
2020 * config/i386/mmx.md: New file.
2021 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2022 (subrv2sf3): Turn into expander for normal subtraction.
2023 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2024 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2025 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2026 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2027 commutative; use ix86_binary_operator_ok.
2028 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2029 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2030 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2031 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2032 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2033 Macroize from existing patterns; use ix86_binary_operator_ok.
2034 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2035 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2036 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2037 with vec_select+vec_concat.
2038 (mmx_pshufw, mmx_pshufw_1): Likewise.
2039 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2040 (mmx_uavgv4hi3): Model correctly.
2041 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2042 _mm_xor_si64): Remove casts.
2044 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2046 PR tree-optimization/19224
2047 * tree-scalar-evolution.c (get_instantiated_value,
2048 set_instantiated_value): New functions.
2049 (instantiate_parameters_1): Cache the results.
2050 (instantiate_parameters, resolve_mixers): Initialize and free
2053 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2055 * config/i386/i386.md (addhi_4): Correct reference in comment.
2058 2005-01-08 Richard Henderson <rth@redhat.com>
2060 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2061 (_mm_cvtsi128_si64x): Likewise.
2062 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2063 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2064 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2065 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2066 * config/i386/i386-protos.h: Update.
2067 * config/i386/i386.c (print_operand): Add 'H'.
2068 (ix86_fixup_binary_operands): Split out from ...
2069 (ix86_expand_binary_operator): ... here.
2070 (ix86_fixup_binary_operands_no_copy): New.
2071 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2072 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2073 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2074 (safe_vector_operand): Use CONST0_RTX.
2075 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2076 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2077 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2078 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2080 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2081 (IX86_BUILTIN_CMPNGESS): New.
2082 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2083 (attr type): Add sselog1.
2084 (attr unit, attr memory): Handle it.
2085 (movti, movti_internal, movti_rex64): Move near other integer moves.
2086 (movtf, movtf_internal): Move near other fp moves.
2087 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2088 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2089 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2090 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2091 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2092 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2093 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2094 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2095 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2096 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2097 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2098 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2099 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2100 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2101 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2102 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2103 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2104 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2105 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2106 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2107 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2108 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2109 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2110 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2111 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2112 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2113 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2114 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2115 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2116 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2117 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2118 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2119 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2120 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2121 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2122 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2123 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2124 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2125 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2126 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2127 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2128 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2129 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2130 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2132 (SSEPUSH, push<SSEPUSH>): Remove.
2133 (MMXPUSH, push<MMXPUSH>): Remove.
2134 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2135 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2136 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2137 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2138 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2139 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2140 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2141 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2142 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2143 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2144 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2145 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2146 (ppro_sse_log_V4SF): Handle sselog1.
2147 * config/i386/predicates.md (const_0_to_1_operand): New.
2148 (const_0_to_255_mul_8_operand): New.
2149 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2150 (const_2_to_3_operand, const_4_to_7_operand): New.
2151 * config/i386/sse.md: New file.
2152 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2153 (sse_movups): Rename from sse_movups_1.
2154 (sse_loadlss): Rename from sse_loadss_1.
2155 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2157 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2158 (absv4sf2, negv2df, absv2df): New.
2159 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2160 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2161 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2162 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2163 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2164 (sse3_addsubv4sf3): Model correctly.
2165 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2166 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2167 (sse_movhlps): Model with vec_select+vec_concat.
2168 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2169 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2170 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2171 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2172 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2173 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2174 sse2_pshufhw_1): Likewise.
2175 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2176 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2177 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2178 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2179 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2180 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2181 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2182 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2183 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2184 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2185 sminv8hi3): Mark commutative
2186 operands. Use ix86_binary_operator_ok.
2187 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2188 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2189 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2190 sse2_punpcklqdq): Allow operand2 in memory.
2191 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2192 sse2_movsd): Add memory alternatives.
2193 (sse_storelps): Turn expander into an insn; split after reload.
2194 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2195 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2197 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2199 * configure.ac (DWARF-2 debug_line): Use objdump.
2200 * configure: Regenerate.
2202 2005-01-08 Jeff Law <law@redhat.com>
2203 Diego Novillo <dnovillo@redhat.com>
2205 PR tree-optimization/18241
2206 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2207 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2208 statements with volatile operands.
2209 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2210 operands after marking a statement with has_volatile_ops.
2212 2005-01-08 Roger Sayle <roger@eyesopen.com>
2214 * tree.c (int_fits_type_p): Always honor integer constant
2215 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2217 2005-01-08 Roger Sayle <roger@eyesopen.com>
2219 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2220 the latent bug in rtl_delete_block has been resolved.
2222 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2224 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2225 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2227 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2229 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2230 library as @multilib_dir@/$(SHLIB_SONAME).
2232 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2234 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2235 * configure: Regenerate.
2237 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2239 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2242 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2245 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2246 Convert non-word aligned offset address using ld/std into
2249 2005-01-07 Richard Henderson <rth@redhat.com>
2251 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2253 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2255 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2257 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2259 PR tree-optimization/19283
2260 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2261 is not shorter than the original type.
2263 PR rtl-optimization/19012
2264 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2266 PR rtl-optimization/18861
2267 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2268 (FULL_STATE): Define.
2269 (mark_tablejump_edge): New function.
2270 (purge_dead_tablejump_edges): New function.
2271 (find_bb_boundaries): Use it.
2273 PR tree-optimization/18828
2274 * builtins.c (expand_builtin_next_arg): Remove argument and all
2275 the argument checking.
2276 (expand_builtin): Adjust caller.
2277 (expand_builtin_va_start): Likewise. Remove error for too many
2279 (fold_builtin_next_arg): Issue error for too many arguments.
2280 After checking arguments, replace them with magic arguments that
2281 prevent further checking of the args.
2283 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2285 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2287 2005-01-06 Roger Sayle <roger@eyesopen.com>
2290 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2291 and %{.S:...} (and their negative variants) to test whether the
2292 input file is assembler or pre-processed-assembler independent of
2293 the actual filename extension.
2295 2005-01-06 Roger Sayle <roger@eyesopen.com>
2297 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2298 of sign or zero extended values.
2300 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2302 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2303 for IBM long double format correctly.
2305 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2307 Fix PR tree-optimization/18792
2309 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2310 to first_loop_depth, and use loop depth instead of loop number.
2311 (build_classic_dir_vector): Ditto.
2312 (compute_data_dependences_for_loop): Use depth, not loop number.
2313 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2314 number. Pass in loops, instead of loop numbers.
2315 (gather_interchange_stats): Ditto.
2316 (linear_transform_loops): Ditto.
2318 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2321 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2322 biv_fits_mode_p, extension_within_bounds_p): New functions.
2323 (check_ext_dependent_givs): Use them.
2325 2005-01-06 Roger Sayle <roger@eyesopen.com>
2327 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2328 more than one barrier, in which case we should delete them all.
2330 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2332 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2334 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2336 Fix PR middle-end/19286
2338 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2339 output this subprogram, simply ignore this attempt to do it again.
2340 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2341 origin attribute if it's not possible.
2342 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2343 (decls_for_scope): Ditto.
2344 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2345 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2347 2005-01-05 Richard Henderson <rth@redhat.com>
2350 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2351 (bdesc_2arg): Use it.
2352 (ix86_expand_binop_builtin): Force operands into registers
2354 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2355 ix86_expand_sse_compare, ix86_expand_sse_comi,
2356 ix86_expand_builtin): Likewise.
2358 2005-01-05 Richard Henderson <rth@redhat.com>
2360 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2362 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2363 (mulv4hi3): Set itanium_class mmmul.
2364 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2365 (fpack): Rename from fpack_sfsf.
2367 2005-01-05 Richard Henderson <rth@redhat.com>
2370 * reload1.c (do_input_reload): Restrict the optimization deleteing
2371 a previous output reload to RELOAD_FOR_INPUT.
2373 2005-01-05 Steven Bosscher <stevenb@suse.de>
2375 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2376 comment that we fall through after case.
2377 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2378 (distribute_links): Likewise.
2379 * cse.c (cse_insn): Likewise.
2380 * cselib.c (cselib_invalidate_mem): Likewise.
2381 * df.c: Update comments at the top of the file.
2382 (read_modify_subreg_p): Update comments here too.
2383 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2384 * flow.c (mark_set_1): Likewise.
2385 (mark_used_regs): Likewise.
2386 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2387 (canon_list_insert): Likewise.
2388 (mark_set): Likewise.
2389 (try_replace_reg): Likewise.
2390 (store_killed_in_insn): Likewise.
2391 * loop.c (count_one_set): Likewise.
2392 (basic_induction_var): Likewise.
2393 * postreload-gcse.c (find_mem_conflicts): Likewise.
2394 * postreload.c (reload_combine_note_store): Likewise.
2395 (move2add_note_store): Likewise.
2396 * reload.c (find_equiv_reg): Likewise.
2397 (mark_referenced_resources): Likewise.
2398 * rtlanal.c (set_noop_p): Likewise.
2399 (note_stores): Likewise.
2400 (note_uses): Likewise.
2401 * sched-deps.c (sched_analyze_1): Likewise.
2402 * sched-rgn.c (check_live_1): Likewise.
2403 (update_live_1): Likewise.
2404 * config/i860/i860.c: Likewise.
2406 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2408 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2410 * doc/rtl.texi: Update documentation for bit-fields and SET.
2412 2005-01-05 Roger Sayle <roger@eyesopen.com>
2414 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2416 2005-01-05 Jan Hubicka <jh@suse.cz>
2417 Richard Henderson <rth@redhat.com>
2420 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2423 2005-01-05 Richard Henderson <rth@redhat.com>
2426 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2427 (sse_shufps): Change operand 3 to const_int_operand.
2428 (sse2_storelps): Fix typo in template.
2429 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2430 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2431 (ix86_expand_builtin): Likewise.
2433 2005-01-05 Julian Brown <julian@codesourcery.com>
2435 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2436 as aggregates for AAPCS ABIs.
2438 2005-01-05 Stan Shebs <shebs@apple.com>
2440 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2441 Mach-O getters if ppc64.
2442 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2444 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2445 signed four-byte field for global code case.
2446 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2448 2005-01-05 Roger Sayle <roger@eyesopen.com>
2451 * c-common.c: Include real.h.
2452 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2453 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2454 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2455 * Makefile.in (c-common.o): Update dependencies.
2457 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2459 * c-parse.in (asm_string): Add trailing semicolon.
2461 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2463 * c-parse.in (asm_string): New. Don't allow wide strings in
2465 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2466 asm_string instead of STRING.
2468 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2470 * c-typeck.c (constructor_no_implicit): Remove.
2471 (set_designator, process_init_element): Don't check
2472 constructor_no_implicit.
2474 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2475 Kaz Kojima <kkojima@gcc.gnu.org>
2478 * lcm.c (create_pre_exit): New.
2479 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2480 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2482 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2484 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2485 -msoft-float in target_float_switch.
2486 * arm.c (arm_override_options): Fix processing of target_float_switch.
2488 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2490 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2493 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2495 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2496 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2498 2005-01-04 Roger Sayle <roger@eyesopen.com>
2500 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2501 if deleting the then-block allows the test-block to fallthru to the
2504 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2507 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2508 after the full declaration if the are in two different TUs.
2510 2005-01-04 Richard Henderson <rth@redhat.com>
2513 * tree-sra.c (generate_one_element_init): Just
2514 call gimplify_and_add.
2515 (generate_element_init): Record the
2516 new referenced variables and mark them for renaming
2517 and split out to ...
2518 (generate_element_init_1): This.
2519 (scalarize_init): Don't call push_gimplify_context/
2520 pop_gimplify_context.
2522 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2524 * toplev.c (get_src_pwd): Handle failure of getpwd().
2526 2005-01-04 Roger Sayle <roger@eyesopen.com>
2528 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2530 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2531 all the cases handled by it are inverted by invert_truthvalue.
2533 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2535 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2536 (save_register_windowsi): Likewise.
2538 2005-01-04 Richard Henderson <rth@redhat.com>
2540 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2542 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2545 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2546 any simplifications of vector mode comparison operators.
2547 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2549 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2550 Devang Patel <dpatel@apple.com>
2552 PR tree-optimization/18308
2553 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2554 the operands before creating a new expression.
2555 * dojump.c (do_jump): Make drop_through_label available
2556 for all cases. Add expansion of COND_EXPR.
2558 2005-01-04 Ira Rosen <irar@il.ibm.com>
2560 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2561 INTEGER_CST instead of TREE_CONSTANT.
2562 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2563 instead of TREE_CONSTANT.
2564 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2565 instead of TREE_CONSTANT.
2567 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2569 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2571 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2574 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2575 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2577 2005-01-03 Richard Henderson <rth@redhat.com>
2579 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2580 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2581 fold_convert_const_real_from_real): Split out from ...
2582 (fold_convert_const): ... here.
2584 2005-01-03 Richard Henderson <rth@redhat.com>
2587 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2588 (mov<MMXMODEI>_internal): Likewise.
2589 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2590 Add V2SF case; use it for SSE1; don't use TI.
2591 (movdf_integer): Likewise.
2592 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2594 2005-01-03 Ira Rosen <irar@il.ibm.com>
2596 * tree-vectorizer.c (vect_strip_conversions): New function.
2597 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2598 check for binary class.
2600 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2604 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2606 * gimple-low.c (mark_blocks_with_used_vars): New function.
2607 (mark_blocks_with_used_subblocks): Ditto.
2608 (mark_used_blocks): Ditto.
2609 (pass_mark_used_blocks): New pass.
2610 * tree-inline.c: Include debug.h.
2611 (expand_call_inline): Call outlining_inline_function here.
2612 * tree-optimize.c (init_tree_optimization_passes): Add
2613 pass_mark_used_blocks.
2614 * tree-pass.h (pass_mark_used_blocks): New.
2615 * Makefile.in (tree-inline.o): Add debug.h dependency.
2617 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2619 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2620 VAR_DECLs to have weak_import attribute.
2622 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2625 2004-01-03 Steven Bosscher <stevenb@suse.de>
2627 * passes.c (rest_of_compilation): Don't run regmove if only
2628 flag_expensive_optimizations, require flag_regmove instead.
2630 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2632 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2634 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2635 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2636 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2637 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2639 2005-01-03 Richard Henderson <rth@redhat.com>
2641 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2642 (ia64_const_ok_for_letter_p): New.
2643 (ia64_const_double_ok_for_letter_p): New.
2644 (ia64_extra_constraint): New.
2645 (ia64_expand_vecint_compare): New.
2646 (ia64_expand_vcondu_v2si): New.
2647 (ia64_expand_vecint_cmov): New.
2648 (ia64_expand_vecint_minmax): New.
2649 (ia64_print_operand): Add 'v'.
2650 (ia64_preferred_reload_class): New.
2651 (ia64_vector_mode_supported_p): New.
2652 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2653 (PREFERRED_RELOAD_CLASS): Move to function.
2654 (CONST_OK_FOR_LETTER_P): Move to function.
2655 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2656 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2657 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2658 (EXTRA_CONSTRAINT): Move to function.
2659 * config/ia64/ia64.md: Include vect.md.
2660 (itanium_class): Add mmalua.
2662 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2664 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2665 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2667 (const_int_2bit_operand): New.
2668 (fr_reg_or_0_operand): New.
2669 * config/ia64/ia64-modes.def: Add vector modes.
2670 * config/ia64/ia64-protos.h: Update.
2671 * config/ia64/vect.md: New file.
2673 2005-01-03 Richard Henderson <rth@redhat.com>
2675 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2677 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2680 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2682 (log1pdf2): Change mode of operands[0,1] to DFmode.
2684 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2686 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2687 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2688 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2689 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2690 SPARC_RELAXED_ORDERING.
2692 2005-01-03 Richard Henderson <rth@redhat.com>
2693 Uros Bizjak <uros@kss-loka.si>
2696 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2697 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2698 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2700 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2701 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2702 const_pow2_1_to_128_operand): New predicates.
2704 2005-01-02 Greg McGary <greg@mcgary.org>
2706 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2708 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2709 object. [ptr_type]: Remove unused variable.
2710 Remember nearest addressable array-element or record-component
2711 when checking bitfield components. Tolerate empty BIND_EXPR.
2713 2005-01-01 Richard Henderson <rth@redhat.com>
2715 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2716 that don't narrow the value. Fail for other conversions.
2718 2005-01-01 Richard Henderson <rth@redhat.com>
2721 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2722 * c-lang.c (finish_file): Don't do it here.
2723 * objc/objc-act.c (objc_finish_file): Likewise.
2725 * cgraph.c (decl_assembler_name_equal): New.
2726 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2727 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2728 * cgraph.h (struct cgraph_varpool_node): Add next.
2729 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2730 * varasm.c (assemble_alias): Mark the target as needed.
2732 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2735 * function.c (get_arg_pointer_save_area): Use entry_of_function
2736 instead of get_insns.
2738 2005-01-01 Roger Sayle <roger@eyesopen.com>
2739 Andrew Pinski <pinskia@physics.uc.edu>
2740 James E. Wilson <wilson@specifixinc.com>
2742 PR rtl-optimization/12092
2743 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2746 2005-01-01 Roger Sayle <roger@eyesopen.com>
2747 Olivier Hainque <hainque@act-europe.fr>
2749 * tree.c (int_fits_type_p): A narrower type always fits in a
2750 wider one, except for negative values into unsigned types.
2752 2005-01-01 Roger Sayle <roger@eyesopen.com>
2754 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2755 with the original constant rather than require TREE_OVERFLOW.
2757 2005-01-01 Steven Bosscher <stevenb@suse.de>
2760 * c-decl.c (finish_function): If compiling C99, annotate the
2761 compiler generated return with the current file name and line 0.
2762 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2763 the source line is greater than 0.
2764 (remove_bb): Likewise.
2766 See ChangeLog.12 for earlier changes.