1 2005-01-27 Ian Lance Taylor <ian@c2micro.com>
4 * gimple-low.c (try_catch_may_fallthru): New static function.
5 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6 * tree-inline.c (expand_call_inline): Don't warn about reaching
7 the end of a non-void function being inlined if the function uses
10 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
15 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
16 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
17 (implicitly_declare): Handle error_mark_node.
19 2005-01-27 Richard Henderson <rth@redhat.com>
22 * tree.h (struct tree_decl): Add debug_expr_is_from.
23 (DECL_DEBUG_EXPR_IS_FROM): New.
24 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
25 * dwarf2out.c (dwarf2out_var_location): Update to match.
26 * tree-outof-ssa.c (create_temp): Likewise.
27 * var-tracking.c (track_expr_p): Likewise.
28 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
29 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
30 * toplev.c (default_tree_printer): Likewise.
32 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
34 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
35 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
37 2005-01-27 Steven Bosscher <stevenb@suse.de>
39 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
40 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
41 ASM_CLOBBERS): Add tree checks.
43 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
44 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
45 * c-common.def (SWITCH_STMT): Update to match.
46 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
47 macros instead of SWITCH_EXPR ones.
48 * c-dump.c (c_dump_tree): Likewise.
49 * c-gimplify.c (gimplify_switch_stmt): Likewise.
50 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
52 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
54 2005-01-27 Alan Modra <amodra@bigpond.net.au>
56 * unwind-dw2.c (execute_stack_op): Add missing cases for
57 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
59 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
61 * config.gcc (Obsolete configurations): Remove 'dummy', add
62 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
65 2005-01-26 Diego Novillo <dnovillo@redhat.com>
67 PR tree-optimization/19633
68 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
70 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
71 are no call-clobbered variables.
72 * tree-outof-ssa.c (check_replaceable): Return false for calls
75 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
77 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
78 even for variables with NULL DECL_INITIAL.
80 2005-01-26 Stuart Hastings <stuart@apple.com>
82 * gcc/gimplify.c (shortcut_cond_expr): Re-compute side-effects.
83 * gcc/testsuite/gcc.c-torture/execute/20050125-1.c: New.
85 2005-01-26 Richard Henderson <rth@redhat.com>
88 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
90 * expr.c (store_field): Strip conversions to odd-bit-sized types
91 if the destination field width matches.
93 2005-01-26 Richard Henderson <rth@redhat.com>
95 * c-decl.c, expmed.c, expr.c: Revert last change.
97 2005-01-26 Richard Henderson <rth@redhat.com>
100 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
102 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
103 if we don't need the bits above those present in the current mode.
104 * expr.c (store_field): Strip conversions to odd-bit-sized types
105 if the destination field width matches.
107 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
109 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
110 either -ffast-math or -funsafe-math-optimizations is in use.
112 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
116 * config/avr/avr.c (notice_update_cc): Only set condition code for
117 ashrqi3 if shift count > 0.
118 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
119 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
120 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
121 count <= 0 as a no-op, and shift count >= width by copying zero
122 or sign bit to all bits of the result.
123 * config/avr/avr.md (all shifts): Add alternatives for zero shift
124 count, with attribute "length" set to 0 and "cc" set to "none".
126 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
128 * doc/invoke.texi: Document -mTLS.
130 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
131 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
132 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
133 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
134 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
135 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
136 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
137 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
139 * configure.ac: Check for a TLS capable gas.
141 * configure: Regenerate.
143 2005-01-26 Richard Henderson <rth@redhat.com>
146 * combine.c (make_field_assignment): Simplify store to zero_extract
147 from a source with an overlapping mask.
149 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
151 2004-11-11 Eric Christopher <echristo@redhat.com>
153 * config/frv/frv.md: Add fr400_integer automaton. Don't
154 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
157 2005-01-26 Steven Bosscher <stevenb@suse.de>
160 * cfgbuild.c (make_edges): Do not clear or set
161 current_function_has_computed_jump.
162 * function.h (struct function): Remove the has_computed_jump field.
163 (current_function_has_computed_jump): Do not define.
164 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
165 in a computed jump. Ignore current_function_has_computed_jump.
167 2005-01-26 Richard Henderson <rth@redhat.com>
170 * expr.c (categorize_ctor_elements): New argument p_must_clear.
171 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
173 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
174 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
175 objects into static storage if they have more than one non-zero value.
176 * tree.h (categorize_ctor_elements): Update decl.
178 2005-01-26 Steven Bosscher <stevenb@suse.de>
181 * tree.h (CALL_EXPR_TAILCALL): Add comment.
182 * calls.c (check_sibcall_argument_overlap_1): Revert the change
183 to this function from 2004-07-10.
184 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
185 the current function for tail call optimizations if the address
186 of one of it its arguments is taken.
188 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
190 * cse.c (fold_rtx): Call equiv_constant only when necessary.
192 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
194 * function.c (expand_function_end): If current_function_calls_alloca,
195 emit stack restore in a place that is reached when the function falls
198 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
200 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
201 rule to avoid matching inappropriate suffix rule.
203 2005-01-26 Jan Hubicka <jh@suse.cz>
205 PR tree-optimization/19241
206 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
208 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
210 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
211 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
213 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
214 <sim*>: Always use crt1.o, regardless of N in simN.
215 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
216 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
217 (CRT_CALL_STATIC_FUNCTION): Remove.
218 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
219 use crt1.o, regardless of N in simN.
220 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
221 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
222 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
223 case isystem setting.
224 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
226 2005-01-25 Ian Lance Taylor <ian@airs.com>
228 * gimple-low.c (block_may_fallthru): Correct handling of
229 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
231 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
233 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
234 handlers to match indentation; nested under the mtune=* handler.
235 Similar for mcpu= and march=.
237 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
239 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
240 * config/mips/linux64.h (LIB_SPEC): Likewise.
241 * config/mn10300/linux.h (LIB_SPEC): Likewise.
242 * config/sh/linux.h (LIB_SPEC): Likewise.
244 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
246 * config/frv/frv.c (frv_legitimize_tls_address): New.
247 (TARGET_HAVE_TLS): Define.
248 (FRV_SYMBOL_REF_TLS_P): Define.
249 (frv_override_options): Handle new register classes.
250 (frv_legitimate_address_p): Reject tls addresses.
251 (frv_legitimize_address): Handle TLS addresses.
252 (gen_inlined_tls_plt): New.
254 (frv_legitimize_tls_address): New.
255 (unspec_got_name): Add TLS entries.
256 (got12_operand): Add R_FRV_TLSMOFF12 case.
257 (frv_emit_move): Fixup TLS addresses.
258 (frv_emit_movsi): Legitimize TLS addresses.
260 * config/frv/frv.h (MASK_BIG_TLS): New.
261 (TARGET_BIG_TLS): New.
262 (HAVE_AS_TLS): Define.
263 (TARGET_SWITCHES): Add -mTLS and -mtls options.
264 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
265 (REG_CLASS_NAMES): Same.
266 (REG_CLASS_CONTENTS): Same.
267 (CONSTRAINT_LEN): New.
268 (REG_CLASS_FROM_CONSTRAINT): New.
269 (PREDICATE_CODES): Add symbolic_operand.
271 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
272 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
273 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
274 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
275 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
276 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
277 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
278 GR9_REG, GR14_REG, LRREG.
279 (type): Add load_or_call attribute.
280 ("load_or_call"): New reservation.
281 ("call_gettlsoff"): New.
282 ("tls_indirect_call"): New.
283 ("tls_load_gottlsoff12"): New.
284 ("tlsoff_hilo"): New.
285 ("tls_tlsdesc_ldd"): New.
286 ("tls_tlsoff_ld"): New.
289 * config/frv/frv-protos.h (symbolic_operand): Protoize.
291 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
293 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
294 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
295 * config/frv/frv.c (TLS_BIAS): Define.
296 (frv_output_dwarf_dtprel): New.
298 2005-01-26 Jakub Jelinek <jakub@redhat.com>
300 PR rtl-optimization/19579
301 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
302 both A and B, see if they don't clobber registers the other expr uses.
304 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
306 * real.c (do_add): Initialize signalling and canonical members.
308 * real.c (real_from_integer): Zero out destination.
310 2005-01-18 Jan Hubicka <jh@suse.cz>
312 PR tree-optimize/19337
313 * tree-inline.c (initialize_inlined_parameters): Copy
314 saved_static_chain_decl only.
316 2005-01-25 Richard Henderson <rth@redhat.com>
320 * config/i386/i386.c (x86_inter_unit_moves): Zero.
321 (ix86_preferred_reload_class): Rewrite fp-constant section, with
322 80387 enabled, to return a proper subclass. Return the subset that
323 overlaps with GENERAL_REGS for PLUS.
324 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
326 2005-01-25 Richard Henderson <rth@redhat.com>
329 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
331 2005-01-25 Roger Sayle <roger@eyesopen.com>
333 * expmed.c (choose_multiplier): Change interface to return the
334 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
335 (expand_divmod): Update calls to choose_multiplier.
337 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
340 * expmed.c (extract_bit_field): Use adjust_address instead of
341 gen_lowpart when op0 is a MEM.
343 2005-01-24 Steven Bosscher <stevenb@suse.de>
345 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
347 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
349 * config/mips/irix-csr.c: New file.
350 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
351 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
352 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
355 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
358 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
359 sparc/elf.h, add sparc/sp-elf.h.
360 (sparc-*-rtems*): Likewise.
361 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
362 tm-dwarf2.h, add sparc/sp-elf.h.
363 (sparc86x-*-elf): Likewise.
364 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
365 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
366 TARGET_OS_CPP_BUILTINS.
367 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
368 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
370 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
371 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
372 (SWITCH_TAKES_ARG): Likewise.
373 (LOCAL_LABEL_PREFIX): Likewise.
374 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
375 (TARGET_N_FORMAT_TYPES): Delete.
376 (TARGET_FORMAT_TYPES): Likewise.
377 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
378 * config/sparc/elf.h: Delete.
379 * config/sparc/sp-elf.h: New file.
381 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
383 * tree-flow-inline.h (phi_arg_from_edge): Remove.
384 * tree-flow.h: Remove the corresponding prototype.
385 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
386 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
388 2005-01-24 Jakub Jelinek <jakub@redhat.com>
391 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
392 for AIX ABI or ELF -fPIC.
393 (rs6000_emit_load_toc_table): Don't create toc_section here.
394 (rs6000_xcoff_file_start): Nor here.
396 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
398 * sh.c (ra.h): Don't #include.
399 (hard_regs_intersect_p): New function, resurrected from ra.c.
401 * sh.c: Fix 1996 Copyright.
403 2005-01-24 Richard Henderson <rth@redhat.com>
404 Aldy Hernandez <aldyh@redhat.com>
406 * regrename.c (note_sets): Handle subregs.
408 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
411 * genconditions.c (write_header, write_conditions): Elide file if
414 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
416 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
417 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
420 2005-01-24 Jakub Jelinek <jakub@redhat.com>
422 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
423 expand_builtin_printf, expand_builtin_fprintf,
424 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
425 checking against POINTER_TYPE.
426 (validate_arglist): Handle POINTER_TYPE code by checking
429 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
431 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
433 (for_each_rtx): Call for_each_rtx_1.
434 * rtl.h (init_rtlanal): Declare.
435 * toplev.c (backend_init): Call init_rtlanal.
437 2005-01-24 Jakub Jelinek <jakub@redhat.com>
439 * flow.c (propagate_one_insn): Formatting.
442 * flow.c (libcall_dead_p): Be more conservative if unsure.
443 If there are any instructions between insn and call, see if they are
444 all dead before saying the libcall is dead.
446 2005-01-24 Uros Bizjak <uros@kss-loka.si>
448 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
449 operand constraint for operand 0.
451 2005-01-23 Richard Henderson <rth@redhat.com>
454 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
455 edges leading to join block.
457 2005-01-23 Roger Sayle <roger@eyesopen.com>
459 * expmed.c (expand_mult_highpart): Make static. Change type of
460 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
461 (expand_divmod): Updates calls to expand_mult_highpart by using
462 gen_int_mode to pass a CONST_INT rtx.
463 * rtl.h (expand_mult_highpart): Remove prototype.
465 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
467 * flow.c (regset_bytes, regset_size): Remove.
469 * cfganal.c: Fix a reference to Harvey's paper.
471 2005-01-23 Steven Bosscher <stevenb@suse.de>
473 PR rtl-optimization/19464
474 * tree-optimize.c (init_tree_optimization_passes): Add one more
475 copyrename pass just before out-of-ssa.
477 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
480 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
481 * ggc-none.c (ggc_free): Define.
483 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
485 * cse.c (max_reg, max_insn_uid): Remove.
486 (cse_main): Don't access max_reg or max_insn_uid.
488 * c-common.c (explicit_flag_signed_bitfields,
489 lang_statement_code_p, lang_expand_function_end): Remove.
490 * c-common.h: Remove the corresponding declarations.
491 * c-opts.c (c_common_handle_option): Remove all write access
492 to explicit_flag_signed_bitfields.
494 * cgraph.c (cgraph_varpool_n_nodes): Remove.
495 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
496 * cgraph.h: Remove the corresponding declaration.
498 * gcse.c (null_pointer_info): Remove.
500 2005-01-23 Roger Sayle <roger@eyesopen.com>
501 Eric Botcazou <ebotcazou@libertysurf.fr>
503 * combine.c (simplify_logical): Only simplify logical expressions
504 of the form ior(and(x,y),z) by the inverse distributive law if the
505 result is cheaper than the original.
507 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
509 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
510 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
511 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
512 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
513 config/freebsd-spec.h, config/arm/arm.h,
514 config/h8300/h8300.md, config/i386/i386.md,
515 config/i386/predicates.md, config/i386/sse.md,
516 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
517 config/vax/vax.md: Fix comment typos. Follow spelling
520 2005-01-23 Steven Bosscher <stevenb@suse.de>
522 * gengtype.c (walk_type): Produce `not equal to' compares for loop
523 tests, instead of `less than'.
525 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
527 * function.c (assign_parm_setup_block): When creating a new stack slot
528 for a parameter, get its alignment from the parameter's DECL_ALIGN
529 rather than the type's TYPE_ALIGN. Make sure that the parameter
530 is at least word aligned.
532 2005-01-22 Roger Sayle <roger@eyesopen.com>
535 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
537 2005-01-22 Richard Henderson <rth@redhat.com>
540 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
541 in both compare operands.
542 (movdfcc_1_sse_max): Likewise.
543 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
544 (movdfcc_1_sse): Likewise.
545 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
546 scratch register as needed.
548 2005-01-22 Richard Henderson <rth@redhat.com>
550 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
552 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
554 2005-01-22 Richard Henderson <rth@redhat.com>
556 * genopinit.c (optabs): Use smin/smax for floating point too.
557 * doc/md.texi: Update to match. Clarify that floating point
558 results are undefined for +0/-0 and NaN.
559 * doc/rtl.texi: Likewise.
560 * rtl.def (SMIN, SMAX): Likewise
561 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
563 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
564 leading 's' to the name.
565 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
566 smaxxf3, sminxf3): Likewise.
567 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
570 2005-01-22 Paul Brook <paul@codesourcery.com>
572 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
574 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
576 * config/s390/s390.c (struct processor_costs): New fields
577 dlgr, dlr, dr, dsgfr, dsgr.
578 (z900_cost, z990_cost): Values for new fields.
579 (s390_rtx_costs): New cases MEM und COMPARE in switch
580 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
581 DIV, MOD, UDIV, UMOD.
583 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
585 * config/s390/s390.md ("doloop_si64"): Reload input value directly
586 into the register being decremented.
587 ("doloop_si31", "doloop_di"): Likewise.
588 ("*doloop_si_long"): Adapt pattern.
590 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
592 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
594 (CLASS_MAX_NREGS): Likewise.
596 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
598 * doc/tree-ssa.texi (Statement Operands): Add example for new
599 must-def macro. Note deprecation of old operands interface.
601 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
603 PR tree-optimization/19484
604 * tree-cfg.c (remove_fallthru_edge): New function.
605 (cleanup_control_flow): Remove fallthru edges from calls that are
606 now known not to return.
608 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
610 Fix PR tree-optimization/19038
611 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
612 copies with loop variant ones.
614 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
616 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
617 config/alpha/alpha-protos.h, config/alpha/alpha.h,
618 config/alpha/alpha.md, config/alpha/predicates.md,
619 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
620 config/sparc/sol2.h: Update copyright.
622 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
623 first label to see if it is a nonlocal label.
625 2005-01-22 David Edelsohn <edelsohn@gnu.org>
626 Andrew Pinski <pinskia@physics.uc.edu>
629 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
630 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
632 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
634 * config/rs6000/rtems.h: Update copyright.
636 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
639 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
640 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
641 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
643 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
646 * c-typeck.c (convert_arguments): Check for error_mark_node.
648 2005-01-21 Ian Lance Taylor <ian@airs.com>
650 PR tree-optimization/13000
651 * tree-inline.c: Include "tree-flow.h".
652 (expand_call_inline): If warn_return_type, warn if non-void inline
653 function falls through.
654 * tree-cfg.c (execute_warn_function_return): Don't warn about
655 control reaching end if TREE_NO_WARNING is set. Set
657 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
659 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
660 branch if we don't need one.
661 * c-typeck.c: Include "tree-flow.h"
662 (c_finish_bc_stmt): Don't add a goto if the current statement
663 list doesn't fall through to the current point.
665 2005-01-21 Roger Sayle <roger@eyesopen.com>
667 PR rtl-optimization/576
668 * real.c (real_arithmetic): Change return type from void to bool
669 to return an indication that the result may be inexact.
670 * real.h (real_arithmeric): Update prototype.
671 * fold-const.c (const_binop): Don't constant fold floating
672 point expressions when the user specifies -frounding-math and
673 the result may depend upon the run-time rounding mode.
674 (fold_convert_const_real_from_real): Clean-up.
675 (fold_initializer): Ignore flag_rounding_math for initializers.
676 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
677 constant fold FP operations with flag_rounding_math if the
678 result may depend upon the run-time rounding mode.
680 2005-01-21 Tom Tromey <tromey@redhat.com>
682 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
684 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
686 * tree-cfg.c: Fix comment typos.
688 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
690 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
691 around the call to rest_of_handle_branch_target_load_optimize.
693 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
695 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
696 (sparc64-*-openbsd*): Likewise.
697 (sparclite-*-elf*): Include tm-dwarf2.h.
698 (sparc86x-*-elf*): Likewise.
699 (sparc64-*-elf*): Likewise.
700 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
701 (DBX_DEBUGGING_INFO): Likewise.
702 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
703 (PREFERRED_DEBUGGING_TYPE): Likewise.
704 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
705 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
706 (PREFERRED_DEBUGGING_TYPE): Likewise.
707 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
708 (PREFERRED_DEBUGGING_TYPE): Likewise.
709 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
711 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
714 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
716 2005-01-20 Paul Brook <paul@codesourcery.com>
718 * doc/rtl.texi: Document value extension requirements for CONST_INT.
720 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
722 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
723 label is first in a sequence of labels.
725 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
727 2005-01-20 Janis Johnson <janis187@us.ibm.com>
728 Giovanni Bajo <giovannibajo@gcc.gnu.org>
730 * doc/sourcebuild.texi (Test Directives): New.
732 2005-01-20 Roger Sayle <roger@eyesopen.com>
734 * real.c (real_floor): Don't leave the result uninitialized when
735 mode is VOIDMode, but return the unrounded intermediate value.
736 (real_ceil): Likewise.
738 2005-01-20 Paul Brook <paul@codesourcery.com>
740 * config/arm/arm.md (insv): Use gen_int_mode.
742 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
744 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
745 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
746 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
747 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
748 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
750 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
753 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
754 fbreg, so we have to assume we can't.
755 (loc_descriptor_from_tree_1): Ditto.
756 (containing_function_has_frame_base): New function.
757 (add_location_or_const_value_attribute): Use it.
758 Also try to generate a frame_base from a single element location
761 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
763 PR tree-optimization/15349
764 * timevar.def (TV_TREE_MERGE_PHI): New.
765 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
767 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
768 calls to tree_forwarder_block_p.
769 (remove_forwarder_block_with_phi, merge_phi_nodes,
770 gate_merge_phi, pass_merge_phi): New.
771 * tree-optimize.c (init_tree_optimization_passes): Add
773 * tree-pass.h: Add an extern for pass_merge_phi;
775 2005-01-20 Richard Henderson <rth@redhat.com>
778 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
779 (_mm_castps_pd, _mm_castps_si128): New.
780 (_mm_castsi128_ps, _mm_castsi128_pd): New.
782 2005-01-20 Richard Henderson <rth@redhat.com>
785 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
786 __builtin_ia32_vec_init_v2si.
787 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
788 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
789 (ix86_init_mmx_sse_builtins): Create it.
790 (ix86_expand_builtin): Expand it.
791 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
792 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
793 (vec_extractv2si_0, vec_extractv2si_1): New.
795 2005-01-20 Richard Henderson <rth@redhat.com>
798 * config/i386/i386.c (ix86_expand_push): New.
799 * config/i386/mmx.md (push<MMXMODE>1): New.
800 * config/i386/sse.md (push<SSEMODE>1): New.
801 * config/i386/i386-protos.h: Update.
803 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
805 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
808 2005-01-20 Richard Henderson <rth@redhat.com>
810 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
811 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
813 2005-01-19 Richard Henderson <rth@redhat.com>
816 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
817 to V4SFmode in SSE1 fallback load path.
819 2005-01-19 Richard Henderson <rth@redhat.com>
821 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
822 in QImode expansion to ix86_expand_vector_set.
823 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
825 2005-01-19 Richard Henderson <rth@redhat.com>
828 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
829 subclass of the input class.
830 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
831 Always true for cross-SSE1 classes. Rationalize conditionals.
832 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
833 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
834 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
835 (movdi_2): Add MMX/SSE zeros.
836 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
837 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
838 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
839 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
840 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
841 (zero_extendsidi2_rex64_1): Remove.
842 (MOV0 peephole): Check GENERAL_REG_P.
844 2005-01-19 Richard Henderson <rth@redhat.com>
847 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
849 (ix86_expand_vector_extract): Likewise.
851 2005-01-19 Richard Henderson <rth@redhat.com>
854 * expr.c (emit_move_change_mode): New argument force; use
855 simplify_gen_subreg if true.
856 (emit_move_via_alt_mode): Merge into ...
857 (emit_move_via_integer): ... here.
858 (emit_move_ccmode): Use emit_move_change_mode directly.
860 2005-01-19 Richard Henderson <rth@redhat.com>
863 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
864 (alpha_preferred_reload_class): Handle CONST_VECTOR.
865 (alpha_emit_set_const_1): Add no_output parameter; don't emit
867 (alpha_emit_set_const): Likewise. Make static.
868 (alpha_emit_set_long_const): Make static.
869 (alpha_extract_integer): Split out from alpha_expand_mov.
870 (alpha_split_const_mov): Likewise.
871 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
872 (alpha_legitimate_constant_p): New.
873 * config/alpha/alpha-protos.h: Update.
874 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
875 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
876 * config/alpha/alpha.md (movsi): Add n alternative.
877 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
878 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
879 (splitters for all of the above): Use alpha_split_const_mov.
880 * config/alpha/predicates.md (non_add_const_operand): New.
881 (non_zero_const_operand): New.
882 (input_operand): Use alpha_legitimate_constant_p after reload.
884 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
886 PR tree-optimization/19038
887 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
888 (add_candidate): Add ivs with increment in latch only if
889 allow_ip_end_pos_p is true.
890 (determine_iv_cost): Use empty_block_p.
892 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
894 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
895 (compute_dominance_frontiers): Ditto.
897 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
900 * config/sh/t-rtems: New.
901 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
903 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
905 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
906 the offset of the selected field.
908 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
910 * tree-cfg.c (remove_forwarder_block): Fix the check to
911 prevent a nonlocal label from appearing in the middle of a
914 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
916 PR rtl-optimization/19462
917 * reorg.c (find_end_label): Create return insn only if
918 current_function_epilogue_delay_list is empty.
920 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
922 * doc/passes.texi: Remove paragraph mentioning new-ra.
924 2005-01-19 Jakub Jelinek <jakub@redhat.com>
926 PR rtl-optimization/15139
927 * combine.c: Include params.h.
928 (count_rtxs): New function.
929 (record_value_for_reg): If replace_rtx would replace at least
930 2 occurrences of REG in VALUE and TEM is really large, replace REG with
931 (clobber (const_int 0)) instead of TEM.
932 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
933 * params.h (MAX_LAST_VALUE_RTL): New.
934 * Makefile.in (combine.o): Depend on $(PARAMS_H).
935 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
938 * c-typeck.c (digest_init): Only call build_vector if all constructor
939 elements are *_CST nodes.
940 * gimplify.c (gimplify_init_constructor): Likewise.
943 * c-typeck.c (digest_init): Only call build_vector if inside_init
946 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
948 * toplev.c (init_asm_output): Remove dead #ifdef.
950 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
952 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
954 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
956 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
957 accessing DECL_FUNCTION_CODE.
958 * dojump.c (do_jump): Likewise.
959 * gimplify.c (gimplify_call_expr): Likewise.
960 * predict.c (expr_expected_value): Likewise.
961 (strip_builtin_expect): Likewise.
962 * tree-inline.c (estimate_num_insns_1): Likewise.
963 * tree-ssa-loop-im.c (stmt_cost): Likewise
964 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
965 (tree_expr_nonnegative_p): Likewise.
967 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
969 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
970 variant of the load_pcrel_sym pattern.
971 * config/sparc/sparc.md (P macro): Move to the top.
972 (load_pcrel_sym): Macroize using P.
973 (save_register_window): Likewise.
975 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
977 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
980 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
983 * c-typeck.c (build_asm_expr): Strip nops off
984 input memory operands.
986 2005-01-18 David Edelsohn <edelsohn@gnu.org>
988 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
989 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
990 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
991 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
993 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
996 * config/i386/i386.c (override_options): If the 80387 is disabled,
997 then do not return FP values using FP registers.
999 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1001 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1002 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1003 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1004 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1005 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1006 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1007 output.h, postreload-gcse.c, postreload.c, recog.c,
1008 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1009 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1010 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1011 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1012 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1013 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1014 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1015 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1017 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1018 config/alpha/alpha.c, config/arm/vfp.md,
1019 config/i386/emmintrin.h, config/i386/i386-modes.def,
1020 config/i386/i386-protos.h, config/i386/i386.h,
1021 config/i386/pmmintrin.h, config/i386/ppro.md,
1022 config/i386/predicates.md, config/i386/xmmintrin.h,
1023 config/i860/i860.c, config/ia64/ia64-modes.def,
1024 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1025 config/ia64/ia64.md, config/ia64/itanium1.md,
1026 config/ia64/itanium2.md, config/ia64/predicates.md,
1027 config/iq2000/iq2000.h, config/mips/linux64.h,
1028 config/rs6000/aix41.h, config/rs6000/aix43.h,
1029 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1030 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1031 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1032 config/sparc/linux64.h, config/sparc/litecoff.h,
1033 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1034 config/sparc/sparc.h, config/sparc/sparc.md,
1035 config/sparc/sysv4-only.h: Update copyright.
1037 2005-01-18 Richard Henderson <rth@redhat.com>
1040 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1042 2005-01-18 Marc Espie <espie@openbsd.org>
1043 * config/i386/openbsdelf.h: Typo.
1045 2005-01-18 Richard Henderson <rth@redhat.com>
1047 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1048 special case for sse.
1049 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1051 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1053 * tree-inline.c (estimate_num_insns_1): Added cases for
1054 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1056 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1058 PR rtl-optimization/19296
1059 * combine.c (simplify_comparison): Rewrite the condition under
1060 which a non-paradoxical SUBREG of a PLUS can be lifted when
1061 compared against a constant.
1063 2005-01-18 Andi Kleen <ak@muc.de>
1065 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1066 * c.opt (-Wpointer-sign): Add.
1067 * doc/invoke.texi: (-Wpointer-sign): Add.
1069 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1071 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1072 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1073 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1074 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1075 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1076 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1077 for TARGET_MIX_SSE_I387.
1078 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1079 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1080 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1081 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1082 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1083 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1084 TARGET_MIX_SSE_I387.
1085 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1088 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1091 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1092 Add movaps alternative for xmm reg->reg move.
1094 2005-01-17 Jeff Law <law@redhat.com>
1096 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1097 at the end of the main DOM loop rather than just before DOM exits.
1099 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1101 PR tree-optimization/19121
1102 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1103 adding aliases to a name tag, also add them to the pointer's
1105 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1106 sensitive alias info at all. Only check that the two pointers
1107 have compatible pointed-to sets.
1108 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1109 a pointer's type tag is a superset of the alias set of the
1112 2005-01-17 James E Wilson <wilson@specifixinc.com>
1115 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1116 comment to document why.
1118 2005-01-17 Richard Henderson <rth@redhat.com>
1120 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1121 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1122 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1123 sse2_vmsminv2df3_finite): New.
1124 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1125 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1126 Force op1 into register.
1128 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1130 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1131 bubblestrap from always rebuilding build directory.
1133 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1135 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1136 ("*cmpmem_short"): Likewise.
1138 2005-01-17 Steven Bosscher <stevenb@suse.de>
1140 * basic-block.h: Document BB_* flags.
1141 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1142 use an sbitmap instead.
1143 * sched-rgn.c (compute_trg_info): Likewise.
1145 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1147 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1148 redundant target_cpu_default and extra_parts lines. Use the default
1150 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1151 (SUBTARGET_EXTRA_SPECS): Delete.
1152 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1153 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1154 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1155 and "n32" for -mabi=n32.
1157 2005-01-17 Ian Lance Taylor <ian@airs.com>
1160 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1161 fold constant variables into initial values.
1163 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1165 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1167 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1168 through the statements backward.
1170 2005-01-17 Ian Lance Taylor <ian@airs.com>
1172 PR middle-end/13127:
1173 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1174 a variable set to the return value of the inlined function.
1176 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1178 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1179 when modes are tieable.
1181 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1183 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1184 of pthread_create to find out if threads are enabled.
1185 * gthr-posix95.h (__gthread_active_p): Likewise.
1187 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1189 * common.opt (-fnew-ra): Remove.
1191 * toplev.h (flag_new_regalloc): Remove.
1192 * Makefile.in (ra*.*): Don't mention.
1193 * passes.c (rest_of_handle_new_regalloc): Remove.
1194 (rest_of_handle_combine, rest_of_compilation): Always consider
1195 flag_new_regalloc as false.
1196 * doc/invoke.texi: Don't document -fnew-ra.
1198 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1200 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1201 last parameter to reg_scan.
1202 * loop.c (loop_optimize): Likewise.
1203 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1204 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1205 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1206 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1207 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1208 * regclass.c (reg_scan): Likewise, for the declaration.
1209 * rtl.h (reg_scan): Likewise, for the prototype.
1211 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1213 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1214 mark_dfs_back_edges.
1216 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1218 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1219 (compute_avail): Uses don't go in tmp_gen.
1221 2005-01-16 Steven Bosscher <stevenb@suse.de>
1223 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1224 loop to look for a free slot in a page entry.
1226 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1229 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1230 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1231 just before targetm.asm_out.file_end.
1232 * tree.h (process_pending_assemble_output_defs): Declare.
1233 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1235 (assemble_alias): Defer generation of assembly code for defines when
1236 TARGET_DEFERRED_OUTPUT_DEFS is true.
1237 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1238 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1239 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1241 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1244 * pa.c (pa_scalar_mode_supported_p): New function.
1245 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1246 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1248 * pa-protos.h (prefetch_operand): Delete.
1249 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1250 * pa.c (prefetch_operand): Delete.
1251 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1252 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1253 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1254 and prefetch_nocc_operand.
1255 * pa.md (prefetch): Rework to avoid reload problems handling short
1256 displacements when a cache control completer needs to be provided.
1257 (prefetch_32, prefetch_64): Delete.
1258 (prefetch_cc, prefetch_nocc): New patterns.
1260 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1262 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1264 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1267 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1268 exceeds maximum alignment for global common data.
1269 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1270 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1272 2004-01-15 Roger Sayle <roger@eyesopen.com>
1274 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1276 2004-01-15 Roger Sayle <roger@eyesopen.com>
1278 * harg-reg-set.h (reg_class_names): Prototype global array.
1279 * regclass.c (reg_class_names): Declare here and initialize to
1281 (dump_regclass): Remove local declaration of reg_class_names.
1282 (regclass): Likewise.
1283 * cfg.c (dump_flow_info): Likewise.
1284 * ra-debug.c (reg_class_names): Likewise.
1285 * regrename.c (reg_class_names): Likewise.
1286 * reload.c (reg_class_names): Likewise.
1287 * reload1.c (spill_failure): Likewise.
1288 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1290 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1292 * config/s390/s390.md ("reload_outti"): Remove predicate for
1293 output operand. Abort if operand is not a MEM.
1294 ("reload_outdi", "reload_outdf"): Likewise.
1296 2005-01-15 Marc Espie <espie@openbsd.org>
1298 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1299 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1300 * config/openbsd.h: Fix C++ includes for native configurations.
1301 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1302 Add trampoline support.
1303 * config/i386/openbsdelf.h: New.
1305 2005-01-15 Marc Espie <espie@openbsd.org>
1307 * collect2.c (main): Explicitly parse -dynamic-linker option.
1309 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1311 PR tree-optimization/19060
1312 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1313 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1314 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1315 and handle extract_range_from_cond returning false.
1316 * fold-const.c (fold): Optimize comparisons with min/max even for
1317 width > HOST_BITS_PER_WIDE_INT.
1319 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1321 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1322 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1323 Remove little endian multilib variants.
1324 Add mips32 multilib variant.
1326 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1328 * explow.c (copy_all_reg, stabilize): Remove.
1329 * expr.h: Remove the corresponding prototypes.
1331 * rtlanal.c (regs_set_between_p): Remove.
1332 * rtl.h: Remove the corresponding prototype.
1334 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1336 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1337 to rs6000_nonimmediate_operand.
1338 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1339 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1340 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1341 rs6000_nonimmediate_operand.
1342 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1343 rs6000_nonimmediate_operand.
1345 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1347 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1349 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1351 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1353 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1354 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1356 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1357 (rs6k_nonimmediate_operand): New.
1358 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1360 (legitimate_lo_sum_address_p): Same.
1361 (rs6000_legitimize_address): Same.
1362 (rs6000_legitimize_reload_address): Same.
1363 (rs6000_legitimate_address): Same.
1364 (spe_build_register_parallel): Pass DF and DC modes in a DI
1367 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1368 to rs6k_nonimmediate_operand.
1370 * config/rs6000/spe.md ("*frob_df_di"): New.
1371 ("*frob_di_df"): New.
1372 ("*frob_di_df_2"): New.
1373 ("*mov_sidf_e500_subreg0"): New.
1374 ("*mov_sidf_e500_subreg4"): New.
1375 ("*movdf_e500_double"): Change predicate to
1376 rs6k_nonimmediate_operand.
1378 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1380 * postreload.c (move2add_note_store): Only call
1381 trunc_int_for_mode on scalar integers.
1383 2005-01-14 Steven Bosscher <stevenb@suse.de>
1385 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1386 replace BB_VISITED uses.
1387 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1388 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1389 (tree_dce_done): Free visited_control_parents.
1390 (perform_tree_ssa_dce): Allocate and clear it.
1391 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1392 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1393 instead of BB_VISITED.
1395 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1397 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1398 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1399 Remove unused prototypes.
1401 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1403 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1404 64-bit register usage.
1405 (spe_func_has_64bit_regs_p): Add FIXME note.
1407 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1409 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1410 flag_finite_math_only with flag_unsafe_math_optimizations.
1412 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1414 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1416 (__tpf_eh_return): Copy TPF private stack area from the module
1417 boundary stack frame. Add check for when module addresses are
1418 equal, but no stub address is found.
1420 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1423 * arm.h (struct machine_function): Add call_via field.
1424 (thumb_call_via_label): Declare.
1425 * arm.c (thumb_call_via_label): New variable.
1426 (thumb_call_reg_needed): New variable.
1427 (arm_output_function_epilogue): For Thumb code, output any per-function
1428 call-indirect trampolines.
1429 (thumb_call_via_reg): New function.
1430 (arm_file_end): New function.
1431 (TARGET_ASM_FILE_END): Call arm_file_end.
1432 (aof_file_end): Likewise.
1433 * arm-protos.h (thumb_call_via_reg): Declare.
1434 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1435 thumb_call_via_reg in normal case.
1437 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1440 PR rtl-optimization/19348
1441 * recog.c (peephole2_optimize): Do global life update if some peephole
1442 decides it doesn't need at least one of its inputs and that change
1443 influences liveness at the start of the basic block.
1445 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1446 arguments instead of 1.
1448 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1451 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1452 zero for nested functions needing a static chain or functions
1453 with a non-constant address.
1455 2005-01-13 Roger Sayle <roger@eyesopen.com>
1457 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1458 (and (sign_extend X) C) into (zero_extend (and X C)).
1460 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1462 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1464 2005-01-13 Richard Henderson <rth@redhat.com>
1469 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1470 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1471 not just TARGET_SSE.
1472 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1473 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1474 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1475 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1476 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1477 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1478 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1479 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1480 (movdicc_c_rex64): Rename with '*'.
1481 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1482 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1483 (movsfcc_1_387): Rename from movsfcc_1.
1484 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1485 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1486 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1487 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1488 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1489 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1490 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1491 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1492 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1493 sse_movdfcc_const0_4): Remove.
1494 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1495 recognize min/max early. Update for changed sse cmove patterns.
1496 (ix86_split_sse_movcc): New.
1497 * config/i386/i386-protos.h: Update.
1499 2005-01-13 Steven Bosscher <stevenb@suse.de>
1501 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1502 (fix_stmt_v_may_defs): Likewise.
1504 2005-01-13 Richard Henderson <rth@redhat.com>
1506 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1507 for converting the mask.
1509 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1511 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1514 2005-01-13 Richard Henderson <rth@redhat.com>
1516 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1517 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1518 IX86_BUILTIN_MOVDQ2Q): Remove.
1519 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1520 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1521 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1523 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1524 (sse2_pextrw): Fix immediate constraint.
1525 (sse2_loadq, sse2_loadq_rex64): Remove.
1526 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1527 Use __builtin_ia32_vec_ext_<size>.
1528 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1530 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1532 * function.c (assign_parm_setup_block): Look inside original
1533 entry_parm when inspecting PARALLEL.
1535 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1536 Joel Sherrill <joel@oarcorp.com>
1539 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1540 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1541 rtems_gxx_recursive_mutex_init.
1542 (__gthread_recursive_mutex_lock): New function.
1543 (__gthread_recursive_mutex_trylock): Likewise.
1544 (__gthread_recursive_mutex_unlock): Likewise.
1546 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1548 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1550 2005-01-13 Jan Beulich <jbeulich@novell.com>
1552 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1553 (ashrti3_internal): Indicate output is early clobber. Generate result
1554 into output rather than first input. Use move for low word of output
1555 if shift count is exactly 64.
1556 (lshrti3_internal): Likewise.
1558 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1562 * reload1.c (delete_output_reload): Don't delete an output reload
1563 if the pseudo lives longer than a single basic block. Adjust and
1564 improve wording of comment.
1566 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1569 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1570 of TYPE_SIZE where we mean the number of bytes.
1572 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1574 * function.c (assign_parm_setup_block): Relax condition on
1575 multi-register optimization.
1577 2005-01-12 Nick Clifton <nickc@redhat.com>
1579 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1580 an "in_delay_slot" attribute of "no" to prevent them being used in
1581 delay slots. This is forbidden because they might generate
1584 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1587 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1590 2005-01-12 Nick Clifton <nickc@redhat.com>
1592 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1593 passed on to GAS) but do not define, as GAS no longer supports or
1594 needs the -m2000 option.
1596 2005-01-11 Roger Sayle <roger@eyesopen.com>
1598 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1599 type as args of unprototyped builtins aren't automatically promoted.
1600 (fold_builtin_abs): Likewise.
1602 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1604 * Makefile.in: Set a `build-warn' variable.
1606 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1608 PR tree-optimization/17949
1609 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1610 (find_interesting_uses_address): Use it.
1612 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1614 * regrename.c (kill_value): Handle subreg's that won't simplify.
1616 2005-01-11 Richard Henderson <rth@redhat.com>
1619 * config/i386/i386.h (enum ix86_builtins): Move ...
1620 * config/i386/i386.c: ... here.
1621 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1622 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1623 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1624 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1625 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1626 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1627 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1628 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1629 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1630 IX86_BUILTIN_LOADDDUP): Remove.
1631 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1632 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1633 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1634 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1635 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1636 (ix86_init_builtins): Make static.
1637 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1638 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1639 if all the modes match. Otherwise, fake it.
1640 (get_element_number, ix86_expand_vec_init_builtin,
1641 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1642 (ix86_expand_builtin): Make static. Update for changed builtins.
1643 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1644 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1645 (ix86_expand_vector_init_duplicate): New.
1646 (ix86_expand_vector_init_low_nonzero): New.
1647 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1648 Split out from ix86_expand_vector_init; handle integer modes.
1649 (ix86_expand_vector_init): Use them.
1650 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1651 * config/i386/i386-protos.h: Update.
1652 * config/i386/predicates.md (reg_or_0_operand): New.
1653 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1654 (movv2sf_internal): Likewise. And a splitter to match them all.
1655 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1656 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1657 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1658 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1659 (mmx_pinsrw): Fix operand ordering.
1660 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1661 rather than sse_loadss expander.
1662 (movv2df splitter): Similarly.
1663 (sse_loadss, sse_loadlss): Remove.
1664 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1665 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1666 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1667 (sse3_movddup): Rename with '*'.
1668 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1669 (sse2_loadsd): Remove.
1670 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1671 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1672 (sse2_pinsrw): Fix argument ordering.
1673 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1674 (sse2_stored): Remove 'r' destination.
1675 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1676 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1677 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1678 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1679 vec_extractv16qi, vec_initv16qi): New.
1681 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1682 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1683 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1685 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1686 (_mm_load_si128, _mm_store_si128): Likewise.
1687 (_mm_load1_pd): Use _mm_set1_pd.
1688 (_mm_load_sd): Use _mm_set_sd.
1689 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1690 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1691 (_mm_set_epi64): Use _mm_set_epi64x.
1692 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1693 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1694 _mm_setr_epi8): Use _mm_set_foo form.
1695 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1696 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1697 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1698 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1699 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1700 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1701 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1702 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1703 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1704 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1705 (_mm_movedup_pd): Use _mm_shuffle_pd.
1706 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1707 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1708 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1709 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1711 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1712 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1713 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1714 (_mm_store_ps): Use raw dereference.
1715 (_mm_store1_ps): Use _mm_storeu_ps.
1716 (_mm_storer_ps): Use _mm_store_ps.
1717 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1718 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1720 2005-01-11 Stan Shebs <shebs@apple.com>
1722 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1723 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1725 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1728 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1729 Skip all DECLs except for FIELD_DECLs.
1731 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1733 * config/s390/s390.c (override_options): Return error if
1734 -mbackchain, -mpacked-stack and -mhard-float are used together.
1735 (s390_va_start): Remove the backchain && packed-stack special case.
1736 (s390_gimplify_va_arg): Likewise.
1737 * doc/invoke.texi: Remove the ABI incompatibility note.
1739 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1741 * config/s390/s390.c (struct s390_frame_layout): Remove
1743 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1744 save_backchain_p with TARGET_BACKCHAIN.
1746 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1749 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1750 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1751 * function.c (locate_and_pad_parm): Set new field.
1752 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1753 Tweak where_pad test to include "none". Always set mem align for
1755 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1756 not sufficient for type.
1757 (assign_parm_setup_block): If stack_parm is zero on entry, always
1758 make a new stack local. Block move old stack parm if necessary
1759 to new aligned stack local.
1760 (assign_parm_setup_stack): Use a block move to handle
1761 potentially misaligned entry_parm.
1762 (assign_parms_unsplit_complex): Specify required alignment when
1763 creating stack local.
1764 * calls.c (compute_argument_addresses): Override alignment of stack
1765 arg calculated from its type with the alignment given by
1766 FUNCTION_ARG_BOUNDARY.
1767 (store_one_arg): Likewise.
1769 2005-01-11 Jan Beulich <jbeulich@novell.com>
1771 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1772 Change respective itanium_class attribute to ialu.
1773 (shladdp4_internal): New.
1774 * config/ia64/predicates.md (shladd_log2_operand): New.
1776 2005-01-11 Richard Henderson <rth@redhat.com>
1778 * expr.c (store_constructor): Use rtvec_alloc instead of
1779 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1781 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1783 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1785 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1787 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1788 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1789 (TARGET_RWRELOC): Define.
1790 (ia64_rwreloc_section_type_flags): Delete.
1791 (ia64_section_type_flags): New function.
1792 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1793 (TARGET_RWRELOC): Define.
1795 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1798 * config/ia64/ia64.c (process_set): For alloc insn, only call
1799 process_epilogue is !frame_pointer_needed.
1801 2005-01-10 Roger Sayle <roger@eyesopen.com>
1804 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1805 unary operator and can't be treated as a binary/comparison operator.
1807 2005-01-10 Richard Henderson <rth@redhat.com>
1809 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1810 (ix86_return_in_memory): Likewise.
1811 (function_arg_advance): Likewise. Mirror structure in function_arg
1812 for choosing register to advance.
1814 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1816 * tree-vectorizer.c, tree.def: Fix comment typos.
1818 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1820 * config/s390/s390.c (struct processor_costs): 4 new fields:
1821 ddbr, ddr, debr, der.
1822 (s390_rtx_costs): More precise handling of divide instructions.
1824 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1826 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1828 2005-01-10 Jan Beulich <jbeulich@novell.com>
1830 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1831 names resulting from -ffunction-sections/-fdata-sections and linkonce
1833 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1834 based on the section name. Rearrange the section name comparison logic
1835 slightly so that each section name is compared against at most once.
1837 2005-01-10 Ben Elliston <bje@au.ibm.com>
1839 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1840 targets for which -fPIC reduces limitations on the GOT size.
1842 2005-01-09 Falk Hueffner <falk@debian.org>
1844 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1847 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1850 * collect2.c (main): Set aixrtl_flag for -brtl option.
1851 (resolve_lib_name): Search for .so file extension before .a
1854 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1856 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1857 (vect_analyze_data_refs_alignment): Add dump prints.
1859 2005-01-09 Ira Rosen <irar@il.ibm.com>
1861 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1862 expr_invariant_in_loop_p.
1863 Initialize outputs first thing in the function.
1864 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1865 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1866 (vect_analyze_pointer_ref_access): Check that the initial condition of
1867 the access function is loop invariant.
1869 2005-01-09 Richard Henderson <rth@redhat.com>
1871 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1872 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1873 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1874 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1875 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1876 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1877 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1878 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1879 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1880 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1881 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1882 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1883 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1884 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1885 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1886 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1887 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1888 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1889 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1890 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1891 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1892 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1893 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1895 (mmx_clrdi, pavgusb): Remove.
1896 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1897 with leading sse_ prefix.
1898 * config/i386/sse.md: Receive them.
1899 * config/i386/mmx.md: New file.
1900 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1901 (subrv2sf3): Turn into expander for normal subtraction.
1902 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1903 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1904 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1905 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1906 commutative; use ix86_binary_operator_ok.
1907 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1908 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1909 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1910 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1911 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1912 Macroize from existing patterns; use ix86_binary_operator_ok.
1913 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1914 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1915 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1916 with vec_select+vec_concat.
1917 (mmx_pshufw, mmx_pshufw_1): Likewise.
1918 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1919 (mmx_uavgv4hi3): Model correctly.
1920 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1921 _mm_xor_si64): Remove casts.
1923 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1925 PR tree-optimization/19224
1926 * tree-scalar-evolution.c (get_instantiated_value,
1927 set_instantiated_value): New functions.
1928 (instantiate_parameters_1): Cache the results.
1929 (instantiate_parameters, resolve_mixers): Initialize and free
1932 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1934 * config/i386/i386.md (addhi_4): Correct reference in comment.
1937 2005-01-08 Richard Henderson <rth@redhat.com>
1939 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1940 (_mm_cvtsi128_si64x): Likewise.
1941 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1942 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1943 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1944 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1945 * config/i386/i386-protos.h: Update.
1946 * config/i386/i386.c (print_operand): Add 'H'.
1947 (ix86_fixup_binary_operands): Split out from ...
1948 (ix86_expand_binary_operator): ... here.
1949 (ix86_fixup_binary_operands_no_copy): New.
1950 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1951 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1952 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1953 (safe_vector_operand): Use CONST0_RTX.
1954 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1955 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1956 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1957 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1959 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1960 (IX86_BUILTIN_CMPNGESS): New.
1961 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1962 (attr type): Add sselog1.
1963 (attr unit, attr memory): Handle it.
1964 (movti, movti_internal, movti_rex64): Move near other integer moves.
1965 (movtf, movtf_internal): Move near other fp moves.
1966 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1967 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1968 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1969 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1970 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1971 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1972 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1973 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1974 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1975 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1976 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1977 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1978 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1979 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1980 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1981 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1982 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1983 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1984 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1985 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1986 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1987 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1988 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1989 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1990 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1991 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1992 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1993 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1994 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1995 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1996 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1997 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1998 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1999 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2000 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2001 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2002 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2003 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2004 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2005 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2006 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2007 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2008 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2009 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2011 (SSEPUSH, push<SSEPUSH>): Remove.
2012 (MMXPUSH, push<MMXPUSH>): Remove.
2013 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2014 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2015 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2016 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2017 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2018 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2019 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2020 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2021 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2022 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2023 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2024 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2025 (ppro_sse_log_V4SF): Handle sselog1.
2026 * config/i386/predicates.md (const_0_to_1_operand): New.
2027 (const_0_to_255_mul_8_operand): New.
2028 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2029 (const_2_to_3_operand, const_4_to_7_operand): New.
2030 * config/i386/sse.md: New file.
2031 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2032 (sse_movups): Rename from sse_movups_1.
2033 (sse_loadlss): Rename from sse_loadss_1.
2034 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2036 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2037 (absv4sf2, negv2df, absv2df): New.
2038 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2039 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2040 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2041 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2042 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2043 (sse3_addsubv4sf3): Model correctly.
2044 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2045 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2046 (sse_movhlps): Model with vec_select+vec_concat.
2047 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2048 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2049 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2050 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2051 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2052 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2053 sse2_pshufhw_1): Likewise.
2054 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2055 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2056 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2057 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2058 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2059 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2060 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2061 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2062 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2063 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2064 sminv8hi3): Mark commutative
2065 operands. Use ix86_binary_operator_ok.
2066 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2067 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2068 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2069 sse2_punpcklqdq): Allow operand2 in memory.
2070 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2071 sse2_movsd): Add memory alternatives.
2072 (sse_storelps): Turn expander into an insn; split after reload.
2073 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2074 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2076 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2078 * configure.ac (DWARF-2 debug_line): Use objdump.
2079 * configure: Regenerate.
2081 2005-01-08 Jeff Law <law@redhat.com>
2082 Diego Novillo <dnovillo@redhat.com>
2084 PR tree-optimization/18241
2085 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2086 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2087 statements with volatile operands.
2088 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2089 operands after marking a statement with has_volatile_ops.
2091 2005-01-08 Roger Sayle <roger@eyesopen.com>
2093 * tree.c (int_fits_type_p): Always honor integer constant
2094 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2096 2005-01-08 Roger Sayle <roger@eyesopen.com>
2098 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2099 the latent bug in rtl_delete_block has been resolved.
2101 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2103 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2104 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2106 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2108 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2109 library as @multilib_dir@/$(SHLIB_SONAME).
2111 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2113 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2114 * configure: Regenerate.
2116 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2118 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2121 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2124 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2125 Convert non-word aligned offset address using ld/std into
2128 2005-01-07 Richard Henderson <rth@redhat.com>
2130 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2132 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2134 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2136 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2138 PR tree-optimization/19283
2139 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2140 is not shorter than the original type.
2142 PR rtl-optimization/19012
2143 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2145 PR rtl-optimization/18861
2146 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2147 (FULL_STATE): Define.
2148 (mark_tablejump_edge): New function.
2149 (purge_dead_tablejump_edges): New function.
2150 (find_bb_boundaries): Use it.
2152 PR tree-optimization/18828
2153 * builtins.c (expand_builtin_next_arg): Remove argument and all
2154 the argument checking.
2155 (expand_builtin): Adjust caller.
2156 (expand_builtin_va_start): Likewise. Remove error for too many
2158 (fold_builtin_next_arg): Issue error for too many arguments.
2159 After checking arguments, replace them with magic arguments that
2160 prevent further checking of the args.
2162 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2164 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2166 2005-01-06 Roger Sayle <roger@eyesopen.com>
2169 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2170 and %{.S:...} (and their negative variants) to test whether the
2171 input file is assembler or pre-processed-assembler independent of
2172 the actual filename extension.
2174 2005-01-06 Roger Sayle <roger@eyesopen.com>
2176 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2177 of sign or zero extended values.
2179 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2181 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2182 for IBM long double format correctly.
2184 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2186 Fix PR tree-optimization/18792
2188 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2189 to first_loop_depth, and use loop depth instead of loop number.
2190 (build_classic_dir_vector): Ditto.
2191 (compute_data_dependences_for_loop): Use depth, not loop number.
2192 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2193 number. Pass in loops, instead of loop numbers.
2194 (gather_interchange_stats): Ditto.
2195 (linear_transform_loops): Ditto.
2197 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2200 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2201 biv_fits_mode_p, extension_within_bounds_p): New functions.
2202 (check_ext_dependent_givs): Use them.
2204 2005-01-06 Roger Sayle <roger@eyesopen.com>
2206 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2207 more than one barrier, in which case we should delete them all.
2209 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2211 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2213 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2215 Fix PR middle-end/19286
2217 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2218 output this subprogram, simply ignore this attempt to do it again.
2219 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2220 origin attribute if it's not possible.
2221 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2222 (decls_for_scope): Ditto.
2223 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2224 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2226 2005-01-05 Richard Henderson <rth@redhat.com>
2229 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2230 (bdesc_2arg): Use it.
2231 (ix86_expand_binop_builtin): Force operands into registers
2233 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2234 ix86_expand_sse_compare, ix86_expand_sse_comi,
2235 ix86_expand_builtin): Likewise.
2237 2005-01-05 Richard Henderson <rth@redhat.com>
2239 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2241 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2242 (mulv4hi3): Set itanium_class mmmul.
2243 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2244 (fpack): Rename from fpack_sfsf.
2246 2005-01-05 Richard Henderson <rth@redhat.com>
2249 * reload1.c (do_input_reload): Restrict the optimization deleteing
2250 a previous output reload to RELOAD_FOR_INPUT.
2252 2005-01-05 Steven Bosscher <stevenb@suse.de>
2254 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2255 comment that we fall through after case.
2256 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2257 (distribute_links): Likewise.
2258 * cse.c (cse_insn): Likewise.
2259 * cselib.c (cselib_invalidate_mem): Likewise.
2260 * df.c: Update comments at the top of the file.
2261 (read_modify_subreg_p): Update comments here too.
2262 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2263 * flow.c (mark_set_1): Likewise.
2264 (mark_used_regs): Likewise.
2265 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2266 (canon_list_insert): Likewise.
2267 (mark_set): Likewise.
2268 (try_replace_reg): Likewise.
2269 (store_killed_in_insn): Likewise.
2270 * loop.c (count_one_set): Likewise.
2271 (basic_induction_var): Likewise.
2272 * postreload-gcse.c (find_mem_conflicts): Likewise.
2273 * postreload.c (reload_combine_note_store): Likewise.
2274 (move2add_note_store): Likewise.
2275 * reload.c (find_equiv_reg): Likewise.
2276 (mark_referenced_resources): Likewise.
2277 * rtlanal.c (set_noop_p): Likewise.
2278 (note_stores): Likewise.
2279 (note_uses): Likewise.
2280 * sched-deps.c (sched_analyze_1): Likewise.
2281 * sched-rgn.c (check_live_1): Likewise.
2282 (update_live_1): Likewise.
2283 * config/i860/i860.c: Likewise.
2285 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2287 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2289 * doc/rtl.texi: Update documentation for bit-fields and SET.
2291 2005-01-05 Roger Sayle <roger@eyesopen.com>
2293 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2295 2005-01-05 Jan Hubicka <jh@suse.cz>
2296 Richard Henderson <rth@redhat.com>
2299 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2302 2005-01-05 Richard Henderson <rth@redhat.com>
2305 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2306 (sse_shufps): Change operand 3 to const_int_operand.
2307 (sse2_storelps): Fix typo in template.
2308 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2309 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2310 (ix86_expand_builtin): Likewise.
2312 2005-01-05 Julian Brown <julian@codesourcery.com>
2314 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2315 as aggregates for AAPCS ABIs.
2317 2005-01-05 Stan Shebs <shebs@apple.com>
2319 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2320 Mach-O getters if ppc64.
2321 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2323 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2324 signed four-byte field for global code case.
2325 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2327 2005-01-05 Roger Sayle <roger@eyesopen.com>
2330 * c-common.c: Include real.h.
2331 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2332 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2333 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2334 * Makefile.in (c-common.o): Update dependencies.
2336 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2338 * c-parse.in (asm_string): Add trailing semicolon.
2340 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2342 * c-parse.in (asm_string): New. Don't allow wide strings in
2344 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2345 asm_string instead of STRING.
2347 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2349 * c-typeck.c (constructor_no_implicit): Remove.
2350 (set_designator, process_init_element): Don't check
2351 constructor_no_implicit.
2353 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2354 Kaz Kojima <kkojima@gcc.gnu.org>
2357 * lcm.c (create_pre_exit): New.
2358 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2359 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2361 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2363 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2364 -msoft-float in target_float_switch.
2365 * arm.c (arm_override_options): Fix processing of target_float_switch.
2367 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2369 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2372 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2374 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2375 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2377 2005-01-04 Roger Sayle <roger@eyesopen.com>
2379 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2380 if deleting the then-block allows the test-block to fallthru to the
2383 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2386 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2387 after the full declaration if the are in two different TUs.
2389 2005-01-04 Richard Henderson <rth@redhat.com>
2392 * tree-sra.c (generate_one_element_init): Just
2393 call gimplify_and_add.
2394 (generate_element_init): Record the
2395 new referenced variables and mark them for renaming
2396 and split out to ...
2397 (generate_element_init_1): This.
2398 (scalarize_init): Don't call push_gimplify_context/
2399 pop_gimplify_context.
2401 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2403 * toplev.c (get_src_pwd): Handle failure of getpwd().
2405 2005-01-04 Roger Sayle <roger@eyesopen.com>
2407 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2409 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2410 all the cases handled by it are inverted by invert_truthvalue.
2412 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2414 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2415 (save_register_windowsi): Likewise.
2417 2005-01-04 Richard Henderson <rth@redhat.com>
2419 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2421 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2424 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2425 any simplifications of vector mode comparison operators.
2426 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2428 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2429 Devang Patel <dpatel@apple.com>
2431 PR tree-optimization/18308
2432 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2433 the operands before creating a new expression.
2434 * dojump.c (do_jump): Make drop_through_label available
2435 for all cases. Add expansion of COND_EXPR.
2437 2005-01-04 Ira Rosen <irar@il.ibm.com>
2439 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2440 INTEGER_CST instead of TREE_CONSTANT.
2441 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2442 instead of TREE_CONSTANT.
2443 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2444 instead of TREE_CONSTANT.
2446 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2448 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2450 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2453 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2454 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2456 2005-01-03 Richard Henderson <rth@redhat.com>
2458 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2459 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2460 fold_convert_const_real_from_real): Split out from ...
2461 (fold_convert_const): ... here.
2463 2005-01-03 Richard Henderson <rth@redhat.com>
2466 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2467 (mov<MMXMODEI>_internal): Likewise.
2468 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2469 Add V2SF case; use it for SSE1; don't use TI.
2470 (movdf_integer): Likewise.
2471 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2473 2005-01-03 Ira Rosen <irar@il.ibm.com>
2475 * tree-vectorizer.c (vect_strip_conversions): New function.
2476 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2477 check for binary class.
2479 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2483 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2485 * gimple-low.c (mark_blocks_with_used_vars): New function.
2486 (mark_blocks_with_used_subblocks): Ditto.
2487 (mark_used_blocks): Ditto.
2488 (pass_mark_used_blocks): New pass.
2489 * tree-inline.c: Include debug.h.
2490 (expand_call_inline): Call outlining_inline_function here.
2491 * tree-optimize.c (init_tree_optimization_passes): Add
2492 pass_mark_used_blocks.
2493 * tree-pass.h (pass_mark_used_blocks): New.
2494 * Makefile.in (tree-inline.o): Add debug.h dependency.
2496 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2498 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2499 VAR_DECLs to have weak_import attribute.
2501 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2504 2004-01-03 Steven Bosscher <stevenb@suse.de>
2506 * passes.c (rest_of_compilation): Don't run regmove if only
2507 flag_expensive_optimizations, require flag_regmove instead.
2509 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2511 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2513 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2514 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2515 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2516 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2518 2005-01-03 Richard Henderson <rth@redhat.com>
2520 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2521 (ia64_const_ok_for_letter_p): New.
2522 (ia64_const_double_ok_for_letter_p): New.
2523 (ia64_extra_constraint): New.
2524 (ia64_expand_vecint_compare): New.
2525 (ia64_expand_vcondu_v2si): New.
2526 (ia64_expand_vecint_cmov): New.
2527 (ia64_expand_vecint_minmax): New.
2528 (ia64_print_operand): Add 'v'.
2529 (ia64_preferred_reload_class): New.
2530 (ia64_vector_mode_supported_p): New.
2531 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2532 (PREFERRED_RELOAD_CLASS): Move to function.
2533 (CONST_OK_FOR_LETTER_P): Move to function.
2534 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2535 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2536 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2537 (EXTRA_CONSTRAINT): Move to function.
2538 * config/ia64/ia64.md: Include vect.md.
2539 (itanium_class): Add mmalua.
2541 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2543 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2544 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2546 (const_int_2bit_operand): New.
2547 (fr_reg_or_0_operand): New.
2548 * config/ia64/ia64-modes.def: Add vector modes.
2549 * config/ia64/ia64-protos.h: Update.
2550 * config/ia64/vect.md: New file.
2552 2005-01-03 Richard Henderson <rth@redhat.com>
2554 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2556 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2559 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2561 (log1pdf2): Change mode of operands[0,1] to DFmode.
2563 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2565 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2566 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2567 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2568 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2569 SPARC_RELAXED_ORDERING.
2571 2005-01-03 Richard Henderson <rth@redhat.com>
2572 Uros Bizjak <uros@kss-loka.si>
2575 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2576 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2577 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2579 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2580 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2581 const_pow2_1_to_128_operand): New predicates.
2583 2005-01-02 Greg McGary <greg@mcgary.org>
2585 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2587 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2588 object. [ptr_type]: Remove unused variable.
2589 Remember nearest addressable array-element or record-component
2590 when checking bitfield components. Tolerate empty BIND_EXPR.
2592 2005-01-01 Richard Henderson <rth@redhat.com>
2594 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2595 that don't narrow the value. Fail for other conversions.
2597 2005-01-01 Richard Henderson <rth@redhat.com>
2600 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2601 * c-lang.c (finish_file): Don't do it here.
2602 * objc/objc-act.c (objc_finish_file): Likewise.
2604 * cgraph.c (decl_assembler_name_equal): New.
2605 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2606 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2607 * cgraph.h (struct cgraph_varpool_node): Add next.
2608 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2609 * varasm.c (assemble_alias): Mark the target as needed.
2611 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2614 * function.c (get_arg_pointer_save_area): Use entry_of_function
2615 instead of get_insns.
2617 2005-01-01 Roger Sayle <roger@eyesopen.com>
2618 Andrew Pinski <pinskia@physics.uc.edu>
2619 James E. Wilson <wilson@specifixinc.com>
2621 PR rtl-optimization/12092
2622 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2625 2005-01-01 Roger Sayle <roger@eyesopen.com>
2626 Olivier Hainque <hainque@act-europe.fr>
2628 * tree.c (int_fits_type_p): A narrower type always fits in a
2629 wider one, except for negative values into unsigned types.
2631 2005-01-01 Roger Sayle <roger@eyesopen.com>
2633 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2634 with the original constant rather than require TREE_OVERFLOW.
2636 2005-01-01 Steven Bosscher <stevenb@suse.de>
2639 * c-decl.c (finish_function): If compiling C99, annotate the
2640 compiler generated return with the current file name and line 0.
2641 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2642 the source line is greater than 0.
2643 (remove_bb): Likewise.
2645 See ChangeLog.12 for earlier changes.