1 2005-01-27 Arend Bayer <arend.bayer@web.de>
2 Kazu Hirata <kazu@cs.umass.edu>
4 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9 2005-01-27 Jeff Law <law@redhat.com>
11 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12 definitions of SSA_NAMEs which are not being rewritten.
13 (rewrite_ssa_into_ssa): Only initialize the current definition
14 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
15 If checking is enabled, assert that SSA_NAME_AUX is clear for all
16 SSA_NAMEs before returning.
18 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
20 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
21 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
22 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
23 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
24 config/mips/iris6.h, config/sh/sh.c: Update copyright.
26 2005-01-27 Steven Bosscher <stevenb@suse.de>
29 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
30 higher to -O2 and higher. Likewise for tree PRE.
31 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
34 2005-01-27 Ian Lance Taylor <ian@c2micro.com>
37 * gimple-low.c (try_catch_may_fallthru): New static function.
38 (block_may_fallthru): Handle TRY_CATCH_EXPR.
39 * tree-inline.c (expand_call_inline): Don't warn about reaching
40 the end of a non-void function being inlined if the function uses
43 2005-01-27 Jakub Jelinek <jakub@redhat.com>
45 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
48 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
49 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
50 (implicitly_declare): Handle error_mark_node.
52 2005-01-27 Richard Henderson <rth@redhat.com>
55 * tree.h (struct tree_decl): Add debug_expr_is_from.
56 (DECL_DEBUG_EXPR_IS_FROM): New.
57 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
58 * dwarf2out.c (dwarf2out_var_location): Update to match.
59 * tree-outof-ssa.c (create_temp): Likewise.
60 * var-tracking.c (track_expr_p): Likewise.
61 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
62 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
63 * toplev.c (default_tree_printer): Likewise.
65 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
67 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
68 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
70 2005-01-27 Steven Bosscher <stevenb@suse.de>
72 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
73 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
74 ASM_CLOBBERS): Add tree checks.
76 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
77 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
78 * c-common.def (SWITCH_STMT): Update to match.
79 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
80 macros instead of SWITCH_EXPR ones.
81 * c-dump.c (c_dump_tree): Likewise.
82 * c-gimplify.c (gimplify_switch_stmt): Likewise.
83 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
85 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
87 2005-01-27 Alan Modra <amodra@bigpond.net.au>
89 * unwind-dw2.c (execute_stack_op): Add missing cases for
90 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
92 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
94 * config.gcc (Obsolete configurations): Remove 'dummy', add
95 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
98 2005-01-26 Diego Novillo <dnovillo@redhat.com>
100 PR tree-optimization/19633
101 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
103 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
104 are no call-clobbered variables.
105 * tree-outof-ssa.c (check_replaceable): Return false for calls
108 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
110 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
111 even for variables with NULL DECL_INITIAL.
113 2005-01-26 Stuart Hastings <stuart@apple.com>
115 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
117 2005-01-26 Richard Henderson <rth@redhat.com>
120 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
122 * expr.c (store_field): Strip conversions to odd-bit-sized types
123 if the destination field width matches.
125 2005-01-26 Richard Henderson <rth@redhat.com>
127 * c-decl.c, expmed.c, expr.c: Revert last change.
129 2005-01-26 Richard Henderson <rth@redhat.com>
132 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
134 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
135 if we don't need the bits above those present in the current mode.
136 * expr.c (store_field): Strip conversions to odd-bit-sized types
137 if the destination field width matches.
139 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
141 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
142 either -ffast-math or -funsafe-math-optimizations is in use.
144 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
148 * config/avr/avr.c (notice_update_cc): Only set condition code for
149 ashrqi3 if shift count > 0.
150 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
151 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
152 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
153 count <= 0 as a no-op, and shift count >= width by copying zero
154 or sign bit to all bits of the result.
155 * config/avr/avr.md (all shifts): Add alternatives for zero shift
156 count, with attribute "length" set to 0 and "cc" set to "none".
158 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
160 * doc/invoke.texi: Document -mTLS.
162 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
163 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
164 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
165 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
166 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
167 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
168 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
169 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
171 * configure.ac: Check for a TLS capable gas.
173 * configure: Regenerate.
175 2005-01-26 Richard Henderson <rth@redhat.com>
178 * combine.c (make_field_assignment): Simplify store to zero_extract
179 from a source with an overlapping mask.
181 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
183 2004-11-11 Eric Christopher <echristo@redhat.com>
185 * config/frv/frv.md: Add fr400_integer automaton. Don't
186 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
189 2005-01-26 Steven Bosscher <stevenb@suse.de>
192 * cfgbuild.c (make_edges): Do not clear or set
193 current_function_has_computed_jump.
194 * function.h (struct function): Remove the has_computed_jump field.
195 (current_function_has_computed_jump): Do not define.
196 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
197 in a computed jump. Ignore current_function_has_computed_jump.
199 2005-01-26 Richard Henderson <rth@redhat.com>
202 * expr.c (categorize_ctor_elements): New argument p_must_clear.
203 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
205 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
206 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
207 objects into static storage if they have more than one non-zero value.
208 * tree.h (categorize_ctor_elements): Update decl.
210 2005-01-26 Steven Bosscher <stevenb@suse.de>
213 * tree.h (CALL_EXPR_TAILCALL): Add comment.
214 * calls.c (check_sibcall_argument_overlap_1): Revert the change
215 to this function from 2004-07-10.
216 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
217 the current function for tail call optimizations if the address
218 of one of it its arguments is taken.
220 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
222 * cse.c (fold_rtx): Call equiv_constant only when necessary.
224 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
226 * function.c (expand_function_end): If current_function_calls_alloca,
227 emit stack restore in a place that is reached when the function falls
230 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
232 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
233 rule to avoid matching inappropriate suffix rule.
235 2005-01-26 Jan Hubicka <jh@suse.cz>
237 PR tree-optimization/19241
238 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
240 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
242 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
243 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
245 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
246 <sim*>: Always use crt1.o, regardless of N in simN.
247 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
248 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
249 (CRT_CALL_STATIC_FUNCTION): Remove.
250 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
251 use crt1.o, regardless of N in simN.
252 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
253 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
254 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
255 case isystem setting.
256 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
258 2005-01-25 Ian Lance Taylor <ian@airs.com>
260 * gimple-low.c (block_may_fallthru): Correct handling of
261 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
263 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
265 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
266 handlers to match indentation; nested under the mtune=* handler.
267 Similar for mcpu= and march=.
269 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
271 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
272 * config/mips/linux64.h (LIB_SPEC): Likewise.
273 * config/mn10300/linux.h (LIB_SPEC): Likewise.
274 * config/sh/linux.h (LIB_SPEC): Likewise.
276 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
278 * config/frv/frv.c (frv_legitimize_tls_address): New.
279 (TARGET_HAVE_TLS): Define.
280 (FRV_SYMBOL_REF_TLS_P): Define.
281 (frv_override_options): Handle new register classes.
282 (frv_legitimate_address_p): Reject tls addresses.
283 (frv_legitimize_address): Handle TLS addresses.
284 (gen_inlined_tls_plt): New.
286 (frv_legitimize_tls_address): New.
287 (unspec_got_name): Add TLS entries.
288 (got12_operand): Add R_FRV_TLSMOFF12 case.
289 (frv_emit_move): Fixup TLS addresses.
290 (frv_emit_movsi): Legitimize TLS addresses.
292 * config/frv/frv.h (MASK_BIG_TLS): New.
293 (TARGET_BIG_TLS): New.
294 (HAVE_AS_TLS): Define.
295 (TARGET_SWITCHES): Add -mTLS and -mtls options.
296 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
297 (REG_CLASS_NAMES): Same.
298 (REG_CLASS_CONTENTS): Same.
299 (CONSTRAINT_LEN): New.
300 (REG_CLASS_FROM_CONSTRAINT): New.
301 (PREDICATE_CODES): Add symbolic_operand.
303 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
304 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
305 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
306 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
307 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
308 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
309 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
310 GR9_REG, GR14_REG, LRREG.
311 (type): Add load_or_call attribute.
312 ("load_or_call"): New reservation.
313 ("call_gettlsoff"): New.
314 ("tls_indirect_call"): New.
315 ("tls_load_gottlsoff12"): New.
316 ("tlsoff_hilo"): New.
317 ("tls_tlsdesc_ldd"): New.
318 ("tls_tlsoff_ld"): New.
321 * config/frv/frv-protos.h (symbolic_operand): Protoize.
323 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
325 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
326 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
327 * config/frv/frv.c (TLS_BIAS): Define.
328 (frv_output_dwarf_dtprel): New.
330 2005-01-26 Jakub Jelinek <jakub@redhat.com>
332 PR rtl-optimization/19579
333 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
334 both A and B, see if they don't clobber registers the other expr uses.
336 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
338 * real.c (do_add): Initialize signalling and canonical members.
340 * real.c (real_from_integer): Zero out destination.
342 2005-01-18 Jan Hubicka <jh@suse.cz>
344 PR tree-optimize/19337
345 * tree-inline.c (initialize_inlined_parameters): Copy
346 saved_static_chain_decl only.
348 2005-01-25 Richard Henderson <rth@redhat.com>
352 * config/i386/i386.c (x86_inter_unit_moves): Zero.
353 (ix86_preferred_reload_class): Rewrite fp-constant section, with
354 80387 enabled, to return a proper subclass. Return the subset that
355 overlaps with GENERAL_REGS for PLUS.
356 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
358 2005-01-25 Richard Henderson <rth@redhat.com>
361 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
363 2005-01-25 Roger Sayle <roger@eyesopen.com>
365 * expmed.c (choose_multiplier): Change interface to return the
366 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
367 (expand_divmod): Update calls to choose_multiplier.
369 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
372 * expmed.c (extract_bit_field): Use adjust_address instead of
373 gen_lowpart when op0 is a MEM.
375 2005-01-24 Steven Bosscher <stevenb@suse.de>
377 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
379 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
381 * config/mips/irix-csr.c: New file.
382 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
383 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
384 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
387 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
390 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
391 sparc/elf.h, add sparc/sp-elf.h.
392 (sparc-*-rtems*): Likewise.
393 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
394 tm-dwarf2.h, add sparc/sp-elf.h.
395 (sparc86x-*-elf): Likewise.
396 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
397 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
398 TARGET_OS_CPP_BUILTINS.
399 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
400 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
402 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
403 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
404 (SWITCH_TAKES_ARG): Likewise.
405 (LOCAL_LABEL_PREFIX): Likewise.
406 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
407 (TARGET_N_FORMAT_TYPES): Delete.
408 (TARGET_FORMAT_TYPES): Likewise.
409 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
410 * config/sparc/elf.h: Delete.
411 * config/sparc/sp-elf.h: New file.
413 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
415 * tree-flow-inline.h (phi_arg_from_edge): Remove.
416 * tree-flow.h: Remove the corresponding prototype.
417 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
418 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
420 2005-01-24 Jakub Jelinek <jakub@redhat.com>
423 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
424 for AIX ABI or ELF -fPIC.
425 (rs6000_emit_load_toc_table): Don't create toc_section here.
426 (rs6000_xcoff_file_start): Nor here.
428 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
430 * sh.c (ra.h): Don't #include.
431 (hard_regs_intersect_p): New function, resurrected from ra.c.
433 * sh.c: Fix 1996 Copyright.
435 2005-01-24 Richard Henderson <rth@redhat.com>
436 Aldy Hernandez <aldyh@redhat.com>
438 * regrename.c (note_sets): Handle subregs.
440 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
443 * genconditions.c (write_header, write_conditions): Elide file if
446 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
448 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
449 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
452 2005-01-24 Jakub Jelinek <jakub@redhat.com>
454 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
455 expand_builtin_printf, expand_builtin_fprintf,
456 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
457 checking against POINTER_TYPE.
458 (validate_arglist): Handle POINTER_TYPE code by checking
461 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
463 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
465 (for_each_rtx): Call for_each_rtx_1.
466 * rtl.h (init_rtlanal): Declare.
467 * toplev.c (backend_init): Call init_rtlanal.
469 2005-01-24 Jakub Jelinek <jakub@redhat.com>
471 * flow.c (propagate_one_insn): Formatting.
474 * flow.c (libcall_dead_p): Be more conservative if unsure.
475 If there are any instructions between insn and call, see if they are
476 all dead before saying the libcall is dead.
478 2005-01-24 Uros Bizjak <uros@kss-loka.si>
480 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
481 operand constraint for operand 0.
483 2005-01-23 Richard Henderson <rth@redhat.com>
486 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
487 edges leading to join block.
489 2005-01-23 Roger Sayle <roger@eyesopen.com>
491 * expmed.c (expand_mult_highpart): Make static. Change type of
492 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
493 (expand_divmod): Updates calls to expand_mult_highpart by using
494 gen_int_mode to pass a CONST_INT rtx.
495 * rtl.h (expand_mult_highpart): Remove prototype.
497 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
499 * flow.c (regset_bytes, regset_size): Remove.
501 * cfganal.c: Fix a reference to Harvey's paper.
503 2005-01-23 Steven Bosscher <stevenb@suse.de>
505 PR rtl-optimization/19464
506 * tree-optimize.c (init_tree_optimization_passes): Add one more
507 copyrename pass just before out-of-ssa.
509 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
512 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
513 * ggc-none.c (ggc_free): Define.
515 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
517 * cse.c (max_reg, max_insn_uid): Remove.
518 (cse_main): Don't access max_reg or max_insn_uid.
520 * c-common.c (explicit_flag_signed_bitfields,
521 lang_statement_code_p, lang_expand_function_end): Remove.
522 * c-common.h: Remove the corresponding declarations.
523 * c-opts.c (c_common_handle_option): Remove all write access
524 to explicit_flag_signed_bitfields.
526 * cgraph.c (cgraph_varpool_n_nodes): Remove.
527 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
528 * cgraph.h: Remove the corresponding declaration.
530 * gcse.c (null_pointer_info): Remove.
532 2005-01-23 Roger Sayle <roger@eyesopen.com>
533 Eric Botcazou <ebotcazou@libertysurf.fr>
535 * combine.c (simplify_logical): Only simplify logical expressions
536 of the form ior(and(x,y),z) by the inverse distributive law if the
537 result is cheaper than the original.
539 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
541 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
542 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
543 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
544 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
545 config/freebsd-spec.h, config/arm/arm.h,
546 config/h8300/h8300.md, config/i386/i386.md,
547 config/i386/predicates.md, config/i386/sse.md,
548 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
549 config/vax/vax.md: Fix comment typos. Follow spelling
552 2005-01-23 Steven Bosscher <stevenb@suse.de>
554 * gengtype.c (walk_type): Produce `not equal to' compares for loop
555 tests, instead of `less than'.
557 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
559 * function.c (assign_parm_setup_block): When creating a new stack slot
560 for a parameter, get its alignment from the parameter's DECL_ALIGN
561 rather than the type's TYPE_ALIGN. Make sure that the parameter
562 is at least word aligned.
564 2005-01-22 Roger Sayle <roger@eyesopen.com>
567 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
569 2005-01-22 Richard Henderson <rth@redhat.com>
572 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
573 in both compare operands.
574 (movdfcc_1_sse_max): Likewise.
575 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
576 (movdfcc_1_sse): Likewise.
577 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
578 scratch register as needed.
580 2005-01-22 Richard Henderson <rth@redhat.com>
582 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
584 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
586 2005-01-22 Richard Henderson <rth@redhat.com>
588 * genopinit.c (optabs): Use smin/smax for floating point too.
589 * doc/md.texi: Update to match. Clarify that floating point
590 results are undefined for +0/-0 and NaN.
591 * doc/rtl.texi: Likewise.
592 * rtl.def (SMIN, SMAX): Likewise
593 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
595 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
596 leading 's' to the name.
597 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
598 smaxxf3, sminxf3): Likewise.
599 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
602 2005-01-22 Paul Brook <paul@codesourcery.com>
604 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
606 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
608 * config/s390/s390.c (struct processor_costs): New fields
609 dlgr, dlr, dr, dsgfr, dsgr.
610 (z900_cost, z990_cost): Values for new fields.
611 (s390_rtx_costs): New cases MEM und COMPARE in switch
612 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
613 DIV, MOD, UDIV, UMOD.
615 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
617 * config/s390/s390.md ("doloop_si64"): Reload input value directly
618 into the register being decremented.
619 ("doloop_si31", "doloop_di"): Likewise.
620 ("*doloop_si_long"): Adapt pattern.
622 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
624 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
626 (CLASS_MAX_NREGS): Likewise.
628 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
630 * doc/tree-ssa.texi (Statement Operands): Add example for new
631 must-def macro. Note deprecation of old operands interface.
633 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
635 PR tree-optimization/19484
636 * tree-cfg.c (remove_fallthru_edge): New function.
637 (cleanup_control_flow): Remove fallthru edges from calls that are
638 now known not to return.
640 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
642 Fix PR tree-optimization/19038
643 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
644 copies with loop variant ones.
646 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
648 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
649 config/alpha/alpha-protos.h, config/alpha/alpha.h,
650 config/alpha/alpha.md, config/alpha/predicates.md,
651 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
652 config/sparc/sol2.h: Update copyright.
654 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
655 first label to see if it is a nonlocal label.
657 2005-01-22 David Edelsohn <edelsohn@gnu.org>
658 Andrew Pinski <pinskia@physics.uc.edu>
661 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
662 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
664 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
666 * config/rs6000/rtems.h: Update copyright.
668 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
671 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
672 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
673 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
675 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
678 * c-typeck.c (convert_arguments): Check for error_mark_node.
680 2005-01-21 Ian Lance Taylor <ian@airs.com>
682 PR tree-optimization/13000
683 * tree-inline.c: Include "tree-flow.h".
684 (expand_call_inline): If warn_return_type, warn if non-void inline
685 function falls through.
686 * tree-cfg.c (execute_warn_function_return): Don't warn about
687 control reaching end if TREE_NO_WARNING is set. Set
689 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
691 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
692 branch if we don't need one.
693 * c-typeck.c: Include "tree-flow.h"
694 (c_finish_bc_stmt): Don't add a goto if the current statement
695 list doesn't fall through to the current point.
697 2005-01-21 Roger Sayle <roger@eyesopen.com>
699 PR rtl-optimization/576
700 * real.c (real_arithmetic): Change return type from void to bool
701 to return an indication that the result may be inexact.
702 * real.h (real_arithmeric): Update prototype.
703 * fold-const.c (const_binop): Don't constant fold floating
704 point expressions when the user specifies -frounding-math and
705 the result may depend upon the run-time rounding mode.
706 (fold_convert_const_real_from_real): Clean-up.
707 (fold_initializer): Ignore flag_rounding_math for initializers.
708 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
709 constant fold FP operations with flag_rounding_math if the
710 result may depend upon the run-time rounding mode.
712 2005-01-21 Tom Tromey <tromey@redhat.com>
714 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
716 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
718 * tree-cfg.c: Fix comment typos.
720 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
722 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
723 around the call to rest_of_handle_branch_target_load_optimize.
725 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
727 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
728 (sparc64-*-openbsd*): Likewise.
729 (sparclite-*-elf*): Include tm-dwarf2.h.
730 (sparc86x-*-elf*): Likewise.
731 (sparc64-*-elf*): Likewise.
732 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
733 (DBX_DEBUGGING_INFO): Likewise.
734 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
735 (PREFERRED_DEBUGGING_TYPE): Likewise.
736 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
737 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
738 (PREFERRED_DEBUGGING_TYPE): Likewise.
739 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
740 (PREFERRED_DEBUGGING_TYPE): Likewise.
741 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
743 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
746 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
748 2005-01-20 Paul Brook <paul@codesourcery.com>
750 * doc/rtl.texi: Document value extension requirements for CONST_INT.
752 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
754 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
755 label is first in a sequence of labels.
757 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
759 2005-01-20 Janis Johnson <janis187@us.ibm.com>
760 Giovanni Bajo <giovannibajo@gcc.gnu.org>
762 * doc/sourcebuild.texi (Test Directives): New.
764 2005-01-20 Roger Sayle <roger@eyesopen.com>
766 * real.c (real_floor): Don't leave the result uninitialized when
767 mode is VOIDMode, but return the unrounded intermediate value.
768 (real_ceil): Likewise.
770 2005-01-20 Paul Brook <paul@codesourcery.com>
772 * config/arm/arm.md (insv): Use gen_int_mode.
774 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
776 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
777 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
778 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
779 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
780 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
782 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
785 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
786 fbreg, so we have to assume we can't.
787 (loc_descriptor_from_tree_1): Ditto.
788 (containing_function_has_frame_base): New function.
789 (add_location_or_const_value_attribute): Use it.
790 Also try to generate a frame_base from a single element location
793 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
795 PR tree-optimization/15349
796 * timevar.def (TV_TREE_MERGE_PHI): New.
797 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
799 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
800 calls to tree_forwarder_block_p.
801 (remove_forwarder_block_with_phi, merge_phi_nodes,
802 gate_merge_phi, pass_merge_phi): New.
803 * tree-optimize.c (init_tree_optimization_passes): Add
805 * tree-pass.h: Add an extern for pass_merge_phi;
807 2005-01-20 Richard Henderson <rth@redhat.com>
810 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
811 (_mm_castps_pd, _mm_castps_si128): New.
812 (_mm_castsi128_ps, _mm_castsi128_pd): New.
814 2005-01-20 Richard Henderson <rth@redhat.com>
817 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
818 __builtin_ia32_vec_init_v2si.
819 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
820 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
821 (ix86_init_mmx_sse_builtins): Create it.
822 (ix86_expand_builtin): Expand it.
823 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
824 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
825 (vec_extractv2si_0, vec_extractv2si_1): New.
827 2005-01-20 Richard Henderson <rth@redhat.com>
830 * config/i386/i386.c (ix86_expand_push): New.
831 * config/i386/mmx.md (push<MMXMODE>1): New.
832 * config/i386/sse.md (push<SSEMODE>1): New.
833 * config/i386/i386-protos.h: Update.
835 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
837 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
840 2005-01-20 Richard Henderson <rth@redhat.com>
842 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
843 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
845 2005-01-19 Richard Henderson <rth@redhat.com>
848 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
849 to V4SFmode in SSE1 fallback load path.
851 2005-01-19 Richard Henderson <rth@redhat.com>
853 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
854 in QImode expansion to ix86_expand_vector_set.
855 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
857 2005-01-19 Richard Henderson <rth@redhat.com>
860 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
861 subclass of the input class.
862 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
863 Always true for cross-SSE1 classes. Rationalize conditionals.
864 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
865 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
866 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
867 (movdi_2): Add MMX/SSE zeros.
868 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
869 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
870 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
871 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
872 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
873 (zero_extendsidi2_rex64_1): Remove.
874 (MOV0 peephole): Check GENERAL_REG_P.
876 2005-01-19 Richard Henderson <rth@redhat.com>
879 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
881 (ix86_expand_vector_extract): Likewise.
883 2005-01-19 Richard Henderson <rth@redhat.com>
886 * expr.c (emit_move_change_mode): New argument force; use
887 simplify_gen_subreg if true.
888 (emit_move_via_alt_mode): Merge into ...
889 (emit_move_via_integer): ... here.
890 (emit_move_ccmode): Use emit_move_change_mode directly.
892 2005-01-19 Richard Henderson <rth@redhat.com>
895 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
896 (alpha_preferred_reload_class): Handle CONST_VECTOR.
897 (alpha_emit_set_const_1): Add no_output parameter; don't emit
899 (alpha_emit_set_const): Likewise. Make static.
900 (alpha_emit_set_long_const): Make static.
901 (alpha_extract_integer): Split out from alpha_expand_mov.
902 (alpha_split_const_mov): Likewise.
903 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
904 (alpha_legitimate_constant_p): New.
905 * config/alpha/alpha-protos.h: Update.
906 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
907 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
908 * config/alpha/alpha.md (movsi): Add n alternative.
909 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
910 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
911 (splitters for all of the above): Use alpha_split_const_mov.
912 * config/alpha/predicates.md (non_add_const_operand): New.
913 (non_zero_const_operand): New.
914 (input_operand): Use alpha_legitimate_constant_p after reload.
916 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
918 PR tree-optimization/19038
919 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
920 (add_candidate): Add ivs with increment in latch only if
921 allow_ip_end_pos_p is true.
922 (determine_iv_cost): Use empty_block_p.
924 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
926 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
927 (compute_dominance_frontiers): Ditto.
929 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
932 * config/sh/t-rtems: New.
933 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
935 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
937 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
938 the offset of the selected field.
940 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
942 * tree-cfg.c (remove_forwarder_block): Fix the check to
943 prevent a nonlocal label from appearing in the middle of a
946 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
948 PR rtl-optimization/19462
949 * reorg.c (find_end_label): Create return insn only if
950 current_function_epilogue_delay_list is empty.
952 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
954 * doc/passes.texi: Remove paragraph mentioning new-ra.
956 2005-01-19 Jakub Jelinek <jakub@redhat.com>
958 PR rtl-optimization/15139
959 * combine.c: Include params.h.
960 (count_rtxs): New function.
961 (record_value_for_reg): If replace_rtx would replace at least
962 2 occurrences of REG in VALUE and TEM is really large, replace REG with
963 (clobber (const_int 0)) instead of TEM.
964 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
965 * params.h (MAX_LAST_VALUE_RTL): New.
966 * Makefile.in (combine.o): Depend on $(PARAMS_H).
967 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
970 * c-typeck.c (digest_init): Only call build_vector if all constructor
971 elements are *_CST nodes.
972 * gimplify.c (gimplify_init_constructor): Likewise.
975 * c-typeck.c (digest_init): Only call build_vector if inside_init
978 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
980 * toplev.c (init_asm_output): Remove dead #ifdef.
982 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
984 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
986 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
988 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
989 accessing DECL_FUNCTION_CODE.
990 * dojump.c (do_jump): Likewise.
991 * gimplify.c (gimplify_call_expr): Likewise.
992 * predict.c (expr_expected_value): Likewise.
993 (strip_builtin_expect): Likewise.
994 * tree-inline.c (estimate_num_insns_1): Likewise.
995 * tree-ssa-loop-im.c (stmt_cost): Likewise
996 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
997 (tree_expr_nonnegative_p): Likewise.
999 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1001 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1002 variant of the load_pcrel_sym pattern.
1003 * config/sparc/sparc.md (P macro): Move to the top.
1004 (load_pcrel_sym): Macroize using P.
1005 (save_register_window): Likewise.
1007 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1009 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1012 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1015 * c-typeck.c (build_asm_expr): Strip nops off
1016 input memory operands.
1018 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1020 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1021 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1022 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1023 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1025 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1028 * config/i386/i386.c (override_options): If the 80387 is disabled,
1029 then do not return FP values using FP registers.
1031 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1033 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1034 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1035 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1036 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1037 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1038 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1039 output.h, postreload-gcse.c, postreload.c, recog.c,
1040 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1041 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1042 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1043 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1044 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1045 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1046 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1047 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1049 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1050 config/alpha/alpha.c, config/arm/vfp.md,
1051 config/i386/emmintrin.h, config/i386/i386-modes.def,
1052 config/i386/i386-protos.h, config/i386/i386.h,
1053 config/i386/pmmintrin.h, config/i386/ppro.md,
1054 config/i386/predicates.md, config/i386/xmmintrin.h,
1055 config/i860/i860.c, config/ia64/ia64-modes.def,
1056 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1057 config/ia64/ia64.md, config/ia64/itanium1.md,
1058 config/ia64/itanium2.md, config/ia64/predicates.md,
1059 config/iq2000/iq2000.h, config/mips/linux64.h,
1060 config/rs6000/aix41.h, config/rs6000/aix43.h,
1061 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1062 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1063 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1064 config/sparc/linux64.h, config/sparc/litecoff.h,
1065 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1066 config/sparc/sparc.h, config/sparc/sparc.md,
1067 config/sparc/sysv4-only.h: Update copyright.
1069 2005-01-18 Richard Henderson <rth@redhat.com>
1072 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1074 2005-01-18 Marc Espie <espie@openbsd.org>
1075 * config/i386/openbsdelf.h: Typo.
1077 2005-01-18 Richard Henderson <rth@redhat.com>
1079 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1080 special case for sse.
1081 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1083 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1085 * tree-inline.c (estimate_num_insns_1): Added cases for
1086 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1088 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1090 PR rtl-optimization/19296
1091 * combine.c (simplify_comparison): Rewrite the condition under
1092 which a non-paradoxical SUBREG of a PLUS can be lifted when
1093 compared against a constant.
1095 2005-01-18 Andi Kleen <ak@muc.de>
1097 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1098 * c.opt (-Wpointer-sign): Add.
1099 * doc/invoke.texi: (-Wpointer-sign): Add.
1101 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1103 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1104 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1105 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1106 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1107 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1108 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1109 for TARGET_MIX_SSE_I387.
1110 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1111 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1112 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1113 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1114 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1115 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1116 TARGET_MIX_SSE_I387.
1117 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1120 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1123 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1124 Add movaps alternative for xmm reg->reg move.
1126 2005-01-17 Jeff Law <law@redhat.com>
1128 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1129 at the end of the main DOM loop rather than just before DOM exits.
1131 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1133 PR tree-optimization/19121
1134 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1135 adding aliases to a name tag, also add them to the pointer's
1137 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1138 sensitive alias info at all. Only check that the two pointers
1139 have compatible pointed-to sets.
1140 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1141 a pointer's type tag is a superset of the alias set of the
1144 2005-01-17 James E Wilson <wilson@specifixinc.com>
1147 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1148 comment to document why.
1150 2005-01-17 Richard Henderson <rth@redhat.com>
1152 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1153 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1154 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1155 sse2_vmsminv2df3_finite): New.
1156 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1157 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1158 Force op1 into register.
1160 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1162 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1163 bubblestrap from always rebuilding build directory.
1165 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1167 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1168 ("*cmpmem_short"): Likewise.
1170 2005-01-17 Steven Bosscher <stevenb@suse.de>
1172 * basic-block.h: Document BB_* flags.
1173 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1174 use an sbitmap instead.
1175 * sched-rgn.c (compute_trg_info): Likewise.
1177 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1179 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1180 redundant target_cpu_default and extra_parts lines. Use the default
1182 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1183 (SUBTARGET_EXTRA_SPECS): Delete.
1184 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1185 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1186 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1187 and "n32" for -mabi=n32.
1189 2005-01-17 Ian Lance Taylor <ian@airs.com>
1192 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1193 fold constant variables into initial values.
1195 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1197 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1199 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1200 through the statements backward.
1202 2005-01-17 Ian Lance Taylor <ian@airs.com>
1204 PR middle-end/13127:
1205 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1206 a variable set to the return value of the inlined function.
1208 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1210 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1211 when modes are tieable.
1213 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1215 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1216 of pthread_create to find out if threads are enabled.
1217 * gthr-posix95.h (__gthread_active_p): Likewise.
1219 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1221 * common.opt (-fnew-ra): Remove.
1223 * toplev.h (flag_new_regalloc): Remove.
1224 * Makefile.in (ra*.*): Don't mention.
1225 * passes.c (rest_of_handle_new_regalloc): Remove.
1226 (rest_of_handle_combine, rest_of_compilation): Always consider
1227 flag_new_regalloc as false.
1228 * doc/invoke.texi: Don't document -fnew-ra.
1230 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1232 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1233 last parameter to reg_scan.
1234 * loop.c (loop_optimize): Likewise.
1235 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1236 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1237 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1238 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1239 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1240 * regclass.c (reg_scan): Likewise, for the declaration.
1241 * rtl.h (reg_scan): Likewise, for the prototype.
1243 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1245 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1246 mark_dfs_back_edges.
1248 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1250 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1251 (compute_avail): Uses don't go in tmp_gen.
1253 2005-01-16 Steven Bosscher <stevenb@suse.de>
1255 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1256 loop to look for a free slot in a page entry.
1258 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1261 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1262 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1263 just before targetm.asm_out.file_end.
1264 * tree.h (process_pending_assemble_output_defs): Declare.
1265 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1267 (assemble_alias): Defer generation of assembly code for defines when
1268 TARGET_DEFERRED_OUTPUT_DEFS is true.
1269 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1270 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1271 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1273 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1276 * pa.c (pa_scalar_mode_supported_p): New function.
1277 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1278 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1280 * pa-protos.h (prefetch_operand): Delete.
1281 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1282 * pa.c (prefetch_operand): Delete.
1283 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1284 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1285 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1286 and prefetch_nocc_operand.
1287 * pa.md (prefetch): Rework to avoid reload problems handling short
1288 displacements when a cache control completer needs to be provided.
1289 (prefetch_32, prefetch_64): Delete.
1290 (prefetch_cc, prefetch_nocc): New patterns.
1292 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1294 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1296 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1299 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1300 exceeds maximum alignment for global common data.
1301 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1302 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1304 2004-01-15 Roger Sayle <roger@eyesopen.com>
1306 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1308 2004-01-15 Roger Sayle <roger@eyesopen.com>
1310 * harg-reg-set.h (reg_class_names): Prototype global array.
1311 * regclass.c (reg_class_names): Declare here and initialize to
1313 (dump_regclass): Remove local declaration of reg_class_names.
1314 (regclass): Likewise.
1315 * cfg.c (dump_flow_info): Likewise.
1316 * ra-debug.c (reg_class_names): Likewise.
1317 * regrename.c (reg_class_names): Likewise.
1318 * reload.c (reg_class_names): Likewise.
1319 * reload1.c (spill_failure): Likewise.
1320 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1322 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1324 * config/s390/s390.md ("reload_outti"): Remove predicate for
1325 output operand. Abort if operand is not a MEM.
1326 ("reload_outdi", "reload_outdf"): Likewise.
1328 2005-01-15 Marc Espie <espie@openbsd.org>
1330 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1331 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1332 * config/openbsd.h: Fix C++ includes for native configurations.
1333 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1334 Add trampoline support.
1335 * config/i386/openbsdelf.h: New.
1337 2005-01-15 Marc Espie <espie@openbsd.org>
1339 * collect2.c (main): Explicitly parse -dynamic-linker option.
1341 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1343 PR tree-optimization/19060
1344 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1345 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1346 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1347 and handle extract_range_from_cond returning false.
1348 * fold-const.c (fold): Optimize comparisons with min/max even for
1349 width > HOST_BITS_PER_WIDE_INT.
1351 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1353 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1354 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1355 Remove little endian multilib variants.
1356 Add mips32 multilib variant.
1358 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1360 * explow.c (copy_all_reg, stabilize): Remove.
1361 * expr.h: Remove the corresponding prototypes.
1363 * rtlanal.c (regs_set_between_p): Remove.
1364 * rtl.h: Remove the corresponding prototype.
1366 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1368 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1369 to rs6000_nonimmediate_operand.
1370 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1371 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1372 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1373 rs6000_nonimmediate_operand.
1374 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1375 rs6000_nonimmediate_operand.
1377 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1379 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1381 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1383 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1385 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1386 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1388 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1389 (rs6k_nonimmediate_operand): New.
1390 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1392 (legitimate_lo_sum_address_p): Same.
1393 (rs6000_legitimize_address): Same.
1394 (rs6000_legitimize_reload_address): Same.
1395 (rs6000_legitimate_address): Same.
1396 (spe_build_register_parallel): Pass DF and DC modes in a DI
1399 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1400 to rs6k_nonimmediate_operand.
1402 * config/rs6000/spe.md ("*frob_df_di"): New.
1403 ("*frob_di_df"): New.
1404 ("*frob_di_df_2"): New.
1405 ("*mov_sidf_e500_subreg0"): New.
1406 ("*mov_sidf_e500_subreg4"): New.
1407 ("*movdf_e500_double"): Change predicate to
1408 rs6k_nonimmediate_operand.
1410 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1412 * postreload.c (move2add_note_store): Only call
1413 trunc_int_for_mode on scalar integers.
1415 2005-01-14 Steven Bosscher <stevenb@suse.de>
1417 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1418 replace BB_VISITED uses.
1419 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1420 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1421 (tree_dce_done): Free visited_control_parents.
1422 (perform_tree_ssa_dce): Allocate and clear it.
1423 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1424 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1425 instead of BB_VISITED.
1427 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1429 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1430 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1431 Remove unused prototypes.
1433 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1435 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1436 64-bit register usage.
1437 (spe_func_has_64bit_regs_p): Add FIXME note.
1439 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1441 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1442 flag_finite_math_only with flag_unsafe_math_optimizations.
1444 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1446 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1448 (__tpf_eh_return): Copy TPF private stack area from the module
1449 boundary stack frame. Add check for when module addresses are
1450 equal, but no stub address is found.
1452 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1455 * arm.h (struct machine_function): Add call_via field.
1456 (thumb_call_via_label): Declare.
1457 * arm.c (thumb_call_via_label): New variable.
1458 (thumb_call_reg_needed): New variable.
1459 (arm_output_function_epilogue): For Thumb code, output any per-function
1460 call-indirect trampolines.
1461 (thumb_call_via_reg): New function.
1462 (arm_file_end): New function.
1463 (TARGET_ASM_FILE_END): Call arm_file_end.
1464 (aof_file_end): Likewise.
1465 * arm-protos.h (thumb_call_via_reg): Declare.
1466 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1467 thumb_call_via_reg in normal case.
1469 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1472 PR rtl-optimization/19348
1473 * recog.c (peephole2_optimize): Do global life update if some peephole
1474 decides it doesn't need at least one of its inputs and that change
1475 influences liveness at the start of the basic block.
1477 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1478 arguments instead of 1.
1480 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1483 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1484 zero for nested functions needing a static chain or functions
1485 with a non-constant address.
1487 2005-01-13 Roger Sayle <roger@eyesopen.com>
1489 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1490 (and (sign_extend X) C) into (zero_extend (and X C)).
1492 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1494 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1496 2005-01-13 Richard Henderson <rth@redhat.com>
1501 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1502 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1503 not just TARGET_SSE.
1504 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1505 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1506 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1507 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1508 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1509 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1510 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1511 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1512 (movdicc_c_rex64): Rename with '*'.
1513 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1514 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1515 (movsfcc_1_387): Rename from movsfcc_1.
1516 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1517 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1518 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1519 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1520 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1521 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1522 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1523 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1524 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1525 sse_movdfcc_const0_4): Remove.
1526 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1527 recognize min/max early. Update for changed sse cmove patterns.
1528 (ix86_split_sse_movcc): New.
1529 * config/i386/i386-protos.h: Update.
1531 2005-01-13 Steven Bosscher <stevenb@suse.de>
1533 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1534 (fix_stmt_v_may_defs): Likewise.
1536 2005-01-13 Richard Henderson <rth@redhat.com>
1538 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1539 for converting the mask.
1541 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1543 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1546 2005-01-13 Richard Henderson <rth@redhat.com>
1548 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1549 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1550 IX86_BUILTIN_MOVDQ2Q): Remove.
1551 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1552 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1553 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1555 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1556 (sse2_pextrw): Fix immediate constraint.
1557 (sse2_loadq, sse2_loadq_rex64): Remove.
1558 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1559 Use __builtin_ia32_vec_ext_<size>.
1560 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1562 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1564 * function.c (assign_parm_setup_block): Look inside original
1565 entry_parm when inspecting PARALLEL.
1567 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1568 Joel Sherrill <joel@oarcorp.com>
1571 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1572 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1573 rtems_gxx_recursive_mutex_init.
1574 (__gthread_recursive_mutex_lock): New function.
1575 (__gthread_recursive_mutex_trylock): Likewise.
1576 (__gthread_recursive_mutex_unlock): Likewise.
1578 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1580 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1582 2005-01-13 Jan Beulich <jbeulich@novell.com>
1584 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1585 (ashrti3_internal): Indicate output is early clobber. Generate result
1586 into output rather than first input. Use move for low word of output
1587 if shift count is exactly 64.
1588 (lshrti3_internal): Likewise.
1590 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1594 * reload1.c (delete_output_reload): Don't delete an output reload
1595 if the pseudo lives longer than a single basic block. Adjust and
1596 improve wording of comment.
1598 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1601 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1602 of TYPE_SIZE where we mean the number of bytes.
1604 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1606 * function.c (assign_parm_setup_block): Relax condition on
1607 multi-register optimization.
1609 2005-01-12 Nick Clifton <nickc@redhat.com>
1611 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1612 an "in_delay_slot" attribute of "no" to prevent them being used in
1613 delay slots. This is forbidden because they might generate
1616 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1619 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1622 2005-01-12 Nick Clifton <nickc@redhat.com>
1624 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1625 passed on to GAS) but do not define, as GAS no longer supports or
1626 needs the -m2000 option.
1628 2005-01-11 Roger Sayle <roger@eyesopen.com>
1630 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1631 type as args of unprototyped builtins aren't automatically promoted.
1632 (fold_builtin_abs): Likewise.
1634 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1636 * Makefile.in: Set a `build-warn' variable.
1638 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1640 PR tree-optimization/17949
1641 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1642 (find_interesting_uses_address): Use it.
1644 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1646 * regrename.c (kill_value): Handle subreg's that won't simplify.
1648 2005-01-11 Richard Henderson <rth@redhat.com>
1651 * config/i386/i386.h (enum ix86_builtins): Move ...
1652 * config/i386/i386.c: ... here.
1653 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1654 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1655 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1656 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1657 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1658 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1659 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1660 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1661 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1662 IX86_BUILTIN_LOADDDUP): Remove.
1663 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1664 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1665 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1666 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1667 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1668 (ix86_init_builtins): Make static.
1669 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1670 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1671 if all the modes match. Otherwise, fake it.
1672 (get_element_number, ix86_expand_vec_init_builtin,
1673 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1674 (ix86_expand_builtin): Make static. Update for changed builtins.
1675 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1676 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1677 (ix86_expand_vector_init_duplicate): New.
1678 (ix86_expand_vector_init_low_nonzero): New.
1679 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1680 Split out from ix86_expand_vector_init; handle integer modes.
1681 (ix86_expand_vector_init): Use them.
1682 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1683 * config/i386/i386-protos.h: Update.
1684 * config/i386/predicates.md (reg_or_0_operand): New.
1685 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1686 (movv2sf_internal): Likewise. And a splitter to match them all.
1687 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1688 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1689 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1690 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1691 (mmx_pinsrw): Fix operand ordering.
1692 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1693 rather than sse_loadss expander.
1694 (movv2df splitter): Similarly.
1695 (sse_loadss, sse_loadlss): Remove.
1696 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1697 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1698 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1699 (sse3_movddup): Rename with '*'.
1700 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1701 (sse2_loadsd): Remove.
1702 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1703 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1704 (sse2_pinsrw): Fix argument ordering.
1705 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1706 (sse2_stored): Remove 'r' destination.
1707 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1708 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1709 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1710 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1711 vec_extractv16qi, vec_initv16qi): New.
1713 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1714 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1715 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1717 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1718 (_mm_load_si128, _mm_store_si128): Likewise.
1719 (_mm_load1_pd): Use _mm_set1_pd.
1720 (_mm_load_sd): Use _mm_set_sd.
1721 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1722 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1723 (_mm_set_epi64): Use _mm_set_epi64x.
1724 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1725 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1726 _mm_setr_epi8): Use _mm_set_foo form.
1727 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1728 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1729 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1730 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1731 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1732 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1733 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1734 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1735 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1736 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1737 (_mm_movedup_pd): Use _mm_shuffle_pd.
1738 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1739 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1740 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1741 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1743 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1744 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1745 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1746 (_mm_store_ps): Use raw dereference.
1747 (_mm_store1_ps): Use _mm_storeu_ps.
1748 (_mm_storer_ps): Use _mm_store_ps.
1749 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1750 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1752 2005-01-11 Stan Shebs <shebs@apple.com>
1754 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1755 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1757 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1760 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1761 Skip all DECLs except for FIELD_DECLs.
1763 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1765 * config/s390/s390.c (override_options): Return error if
1766 -mbackchain, -mpacked-stack and -mhard-float are used together.
1767 (s390_va_start): Remove the backchain && packed-stack special case.
1768 (s390_gimplify_va_arg): Likewise.
1769 * doc/invoke.texi: Remove the ABI incompatibility note.
1771 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1773 * config/s390/s390.c (struct s390_frame_layout): Remove
1775 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1776 save_backchain_p with TARGET_BACKCHAIN.
1778 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1781 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1782 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1783 * function.c (locate_and_pad_parm): Set new field.
1784 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1785 Tweak where_pad test to include "none". Always set mem align for
1787 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1788 not sufficient for type.
1789 (assign_parm_setup_block): If stack_parm is zero on entry, always
1790 make a new stack local. Block move old stack parm if necessary
1791 to new aligned stack local.
1792 (assign_parm_setup_stack): Use a block move to handle
1793 potentially misaligned entry_parm.
1794 (assign_parms_unsplit_complex): Specify required alignment when
1795 creating stack local.
1796 * calls.c (compute_argument_addresses): Override alignment of stack
1797 arg calculated from its type with the alignment given by
1798 FUNCTION_ARG_BOUNDARY.
1799 (store_one_arg): Likewise.
1801 2005-01-11 Jan Beulich <jbeulich@novell.com>
1803 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1804 Change respective itanium_class attribute to ialu.
1805 (shladdp4_internal): New.
1806 * config/ia64/predicates.md (shladd_log2_operand): New.
1808 2005-01-11 Richard Henderson <rth@redhat.com>
1810 * expr.c (store_constructor): Use rtvec_alloc instead of
1811 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1813 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1815 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1817 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1819 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1820 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1821 (TARGET_RWRELOC): Define.
1822 (ia64_rwreloc_section_type_flags): Delete.
1823 (ia64_section_type_flags): New function.
1824 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1825 (TARGET_RWRELOC): Define.
1827 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1830 * config/ia64/ia64.c (process_set): For alloc insn, only call
1831 process_epilogue is !frame_pointer_needed.
1833 2005-01-10 Roger Sayle <roger@eyesopen.com>
1836 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1837 unary operator and can't be treated as a binary/comparison operator.
1839 2005-01-10 Richard Henderson <rth@redhat.com>
1841 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1842 (ix86_return_in_memory): Likewise.
1843 (function_arg_advance): Likewise. Mirror structure in function_arg
1844 for choosing register to advance.
1846 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1848 * tree-vectorizer.c, tree.def: Fix comment typos.
1850 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1852 * config/s390/s390.c (struct processor_costs): 4 new fields:
1853 ddbr, ddr, debr, der.
1854 (s390_rtx_costs): More precise handling of divide instructions.
1856 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1858 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1860 2005-01-10 Jan Beulich <jbeulich@novell.com>
1862 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1863 names resulting from -ffunction-sections/-fdata-sections and linkonce
1865 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1866 based on the section name. Rearrange the section name comparison logic
1867 slightly so that each section name is compared against at most once.
1869 2005-01-10 Ben Elliston <bje@au.ibm.com>
1871 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1872 targets for which -fPIC reduces limitations on the GOT size.
1874 2005-01-09 Falk Hueffner <falk@debian.org>
1876 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1879 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1882 * collect2.c (main): Set aixrtl_flag for -brtl option.
1883 (resolve_lib_name): Search for .so file extension before .a
1886 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1888 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1889 (vect_analyze_data_refs_alignment): Add dump prints.
1891 2005-01-09 Ira Rosen <irar@il.ibm.com>
1893 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1894 expr_invariant_in_loop_p.
1895 Initialize outputs first thing in the function.
1896 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1897 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1898 (vect_analyze_pointer_ref_access): Check that the initial condition of
1899 the access function is loop invariant.
1901 2005-01-09 Richard Henderson <rth@redhat.com>
1903 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1904 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1905 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1906 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1907 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1908 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1909 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1910 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1911 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1912 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1913 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1914 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1915 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1916 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1917 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1918 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1919 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1920 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1921 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1922 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1923 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1924 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1925 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1927 (mmx_clrdi, pavgusb): Remove.
1928 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1929 with leading sse_ prefix.
1930 * config/i386/sse.md: Receive them.
1931 * config/i386/mmx.md: New file.
1932 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1933 (subrv2sf3): Turn into expander for normal subtraction.
1934 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1935 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1936 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1937 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1938 commutative; use ix86_binary_operator_ok.
1939 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1940 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1941 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1942 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1943 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1944 Macroize from existing patterns; use ix86_binary_operator_ok.
1945 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1946 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1947 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1948 with vec_select+vec_concat.
1949 (mmx_pshufw, mmx_pshufw_1): Likewise.
1950 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1951 (mmx_uavgv4hi3): Model correctly.
1952 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1953 _mm_xor_si64): Remove casts.
1955 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1957 PR tree-optimization/19224
1958 * tree-scalar-evolution.c (get_instantiated_value,
1959 set_instantiated_value): New functions.
1960 (instantiate_parameters_1): Cache the results.
1961 (instantiate_parameters, resolve_mixers): Initialize and free
1964 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1966 * config/i386/i386.md (addhi_4): Correct reference in comment.
1969 2005-01-08 Richard Henderson <rth@redhat.com>
1971 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1972 (_mm_cvtsi128_si64x): Likewise.
1973 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1974 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1975 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1976 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1977 * config/i386/i386-protos.h: Update.
1978 * config/i386/i386.c (print_operand): Add 'H'.
1979 (ix86_fixup_binary_operands): Split out from ...
1980 (ix86_expand_binary_operator): ... here.
1981 (ix86_fixup_binary_operands_no_copy): New.
1982 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1983 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1984 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1985 (safe_vector_operand): Use CONST0_RTX.
1986 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1987 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1988 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1989 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1991 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1992 (IX86_BUILTIN_CMPNGESS): New.
1993 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1994 (attr type): Add sselog1.
1995 (attr unit, attr memory): Handle it.
1996 (movti, movti_internal, movti_rex64): Move near other integer moves.
1997 (movtf, movtf_internal): Move near other fp moves.
1998 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1999 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2000 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2001 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2002 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2003 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2004 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2005 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2006 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2007 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2008 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2009 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2010 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2011 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2012 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2013 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2014 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2015 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2016 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2017 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2018 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2019 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2020 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2021 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2022 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2023 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2024 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2025 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2026 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2027 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2028 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2029 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2030 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2031 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2032 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2033 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2034 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2035 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2036 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2037 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2038 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2039 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2040 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2041 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2043 (SSEPUSH, push<SSEPUSH>): Remove.
2044 (MMXPUSH, push<MMXPUSH>): Remove.
2045 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2046 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2047 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2048 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2049 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2050 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2051 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2052 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2053 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2054 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2055 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2056 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2057 (ppro_sse_log_V4SF): Handle sselog1.
2058 * config/i386/predicates.md (const_0_to_1_operand): New.
2059 (const_0_to_255_mul_8_operand): New.
2060 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2061 (const_2_to_3_operand, const_4_to_7_operand): New.
2062 * config/i386/sse.md: New file.
2063 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2064 (sse_movups): Rename from sse_movups_1.
2065 (sse_loadlss): Rename from sse_loadss_1.
2066 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2068 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2069 (absv4sf2, negv2df, absv2df): New.
2070 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2071 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2072 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2073 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2074 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2075 (sse3_addsubv4sf3): Model correctly.
2076 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2077 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2078 (sse_movhlps): Model with vec_select+vec_concat.
2079 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2080 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2081 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2082 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2083 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2084 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2085 sse2_pshufhw_1): Likewise.
2086 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2087 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2088 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2089 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2090 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2091 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2092 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2093 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2094 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2095 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2096 sminv8hi3): Mark commutative
2097 operands. Use ix86_binary_operator_ok.
2098 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2099 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2100 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2101 sse2_punpcklqdq): Allow operand2 in memory.
2102 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2103 sse2_movsd): Add memory alternatives.
2104 (sse_storelps): Turn expander into an insn; split after reload.
2105 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2106 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2108 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2110 * configure.ac (DWARF-2 debug_line): Use objdump.
2111 * configure: Regenerate.
2113 2005-01-08 Jeff Law <law@redhat.com>
2114 Diego Novillo <dnovillo@redhat.com>
2116 PR tree-optimization/18241
2117 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2118 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2119 statements with volatile operands.
2120 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2121 operands after marking a statement with has_volatile_ops.
2123 2005-01-08 Roger Sayle <roger@eyesopen.com>
2125 * tree.c (int_fits_type_p): Always honor integer constant
2126 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2128 2005-01-08 Roger Sayle <roger@eyesopen.com>
2130 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2131 the latent bug in rtl_delete_block has been resolved.
2133 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2135 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2136 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2138 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2140 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2141 library as @multilib_dir@/$(SHLIB_SONAME).
2143 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2145 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2146 * configure: Regenerate.
2148 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2150 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2153 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2156 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2157 Convert non-word aligned offset address using ld/std into
2160 2005-01-07 Richard Henderson <rth@redhat.com>
2162 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2164 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2166 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2168 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2170 PR tree-optimization/19283
2171 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2172 is not shorter than the original type.
2174 PR rtl-optimization/19012
2175 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2177 PR rtl-optimization/18861
2178 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2179 (FULL_STATE): Define.
2180 (mark_tablejump_edge): New function.
2181 (purge_dead_tablejump_edges): New function.
2182 (find_bb_boundaries): Use it.
2184 PR tree-optimization/18828
2185 * builtins.c (expand_builtin_next_arg): Remove argument and all
2186 the argument checking.
2187 (expand_builtin): Adjust caller.
2188 (expand_builtin_va_start): Likewise. Remove error for too many
2190 (fold_builtin_next_arg): Issue error for too many arguments.
2191 After checking arguments, replace them with magic arguments that
2192 prevent further checking of the args.
2194 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2196 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2198 2005-01-06 Roger Sayle <roger@eyesopen.com>
2201 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2202 and %{.S:...} (and their negative variants) to test whether the
2203 input file is assembler or pre-processed-assembler independent of
2204 the actual filename extension.
2206 2005-01-06 Roger Sayle <roger@eyesopen.com>
2208 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2209 of sign or zero extended values.
2211 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2213 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2214 for IBM long double format correctly.
2216 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2218 Fix PR tree-optimization/18792
2220 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2221 to first_loop_depth, and use loop depth instead of loop number.
2222 (build_classic_dir_vector): Ditto.
2223 (compute_data_dependences_for_loop): Use depth, not loop number.
2224 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2225 number. Pass in loops, instead of loop numbers.
2226 (gather_interchange_stats): Ditto.
2227 (linear_transform_loops): Ditto.
2229 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2232 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2233 biv_fits_mode_p, extension_within_bounds_p): New functions.
2234 (check_ext_dependent_givs): Use them.
2236 2005-01-06 Roger Sayle <roger@eyesopen.com>
2238 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2239 more than one barrier, in which case we should delete them all.
2241 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2243 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2245 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2247 Fix PR middle-end/19286
2249 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2250 output this subprogram, simply ignore this attempt to do it again.
2251 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2252 origin attribute if it's not possible.
2253 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2254 (decls_for_scope): Ditto.
2255 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2256 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2258 2005-01-05 Richard Henderson <rth@redhat.com>
2261 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2262 (bdesc_2arg): Use it.
2263 (ix86_expand_binop_builtin): Force operands into registers
2265 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2266 ix86_expand_sse_compare, ix86_expand_sse_comi,
2267 ix86_expand_builtin): Likewise.
2269 2005-01-05 Richard Henderson <rth@redhat.com>
2271 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2273 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2274 (mulv4hi3): Set itanium_class mmmul.
2275 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2276 (fpack): Rename from fpack_sfsf.
2278 2005-01-05 Richard Henderson <rth@redhat.com>
2281 * reload1.c (do_input_reload): Restrict the optimization deleteing
2282 a previous output reload to RELOAD_FOR_INPUT.
2284 2005-01-05 Steven Bosscher <stevenb@suse.de>
2286 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2287 comment that we fall through after case.
2288 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2289 (distribute_links): Likewise.
2290 * cse.c (cse_insn): Likewise.
2291 * cselib.c (cselib_invalidate_mem): Likewise.
2292 * df.c: Update comments at the top of the file.
2293 (read_modify_subreg_p): Update comments here too.
2294 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2295 * flow.c (mark_set_1): Likewise.
2296 (mark_used_regs): Likewise.
2297 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2298 (canon_list_insert): Likewise.
2299 (mark_set): Likewise.
2300 (try_replace_reg): Likewise.
2301 (store_killed_in_insn): Likewise.
2302 * loop.c (count_one_set): Likewise.
2303 (basic_induction_var): Likewise.
2304 * postreload-gcse.c (find_mem_conflicts): Likewise.
2305 * postreload.c (reload_combine_note_store): Likewise.
2306 (move2add_note_store): Likewise.
2307 * reload.c (find_equiv_reg): Likewise.
2308 (mark_referenced_resources): Likewise.
2309 * rtlanal.c (set_noop_p): Likewise.
2310 (note_stores): Likewise.
2311 (note_uses): Likewise.
2312 * sched-deps.c (sched_analyze_1): Likewise.
2313 * sched-rgn.c (check_live_1): Likewise.
2314 (update_live_1): Likewise.
2315 * config/i860/i860.c: Likewise.
2317 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2319 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2321 * doc/rtl.texi: Update documentation for bit-fields and SET.
2323 2005-01-05 Roger Sayle <roger@eyesopen.com>
2325 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2327 2005-01-05 Jan Hubicka <jh@suse.cz>
2328 Richard Henderson <rth@redhat.com>
2331 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2334 2005-01-05 Richard Henderson <rth@redhat.com>
2337 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2338 (sse_shufps): Change operand 3 to const_int_operand.
2339 (sse2_storelps): Fix typo in template.
2340 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2341 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2342 (ix86_expand_builtin): Likewise.
2344 2005-01-05 Julian Brown <julian@codesourcery.com>
2346 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2347 as aggregates for AAPCS ABIs.
2349 2005-01-05 Stan Shebs <shebs@apple.com>
2351 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2352 Mach-O getters if ppc64.
2353 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2355 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2356 signed four-byte field for global code case.
2357 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2359 2005-01-05 Roger Sayle <roger@eyesopen.com>
2362 * c-common.c: Include real.h.
2363 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2364 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2365 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2366 * Makefile.in (c-common.o): Update dependencies.
2368 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2370 * c-parse.in (asm_string): Add trailing semicolon.
2372 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2374 * c-parse.in (asm_string): New. Don't allow wide strings in
2376 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2377 asm_string instead of STRING.
2379 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2381 * c-typeck.c (constructor_no_implicit): Remove.
2382 (set_designator, process_init_element): Don't check
2383 constructor_no_implicit.
2385 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2386 Kaz Kojima <kkojima@gcc.gnu.org>
2389 * lcm.c (create_pre_exit): New.
2390 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2391 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2393 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2395 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2396 -msoft-float in target_float_switch.
2397 * arm.c (arm_override_options): Fix processing of target_float_switch.
2399 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2401 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2404 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2406 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2407 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2409 2005-01-04 Roger Sayle <roger@eyesopen.com>
2411 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2412 if deleting the then-block allows the test-block to fallthru to the
2415 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2418 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2419 after the full declaration if the are in two different TUs.
2421 2005-01-04 Richard Henderson <rth@redhat.com>
2424 * tree-sra.c (generate_one_element_init): Just
2425 call gimplify_and_add.
2426 (generate_element_init): Record the
2427 new referenced variables and mark them for renaming
2428 and split out to ...
2429 (generate_element_init_1): This.
2430 (scalarize_init): Don't call push_gimplify_context/
2431 pop_gimplify_context.
2433 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2435 * toplev.c (get_src_pwd): Handle failure of getpwd().
2437 2005-01-04 Roger Sayle <roger@eyesopen.com>
2439 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2441 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2442 all the cases handled by it are inverted by invert_truthvalue.
2444 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2446 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2447 (save_register_windowsi): Likewise.
2449 2005-01-04 Richard Henderson <rth@redhat.com>
2451 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2453 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2456 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2457 any simplifications of vector mode comparison operators.
2458 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2460 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2461 Devang Patel <dpatel@apple.com>
2463 PR tree-optimization/18308
2464 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2465 the operands before creating a new expression.
2466 * dojump.c (do_jump): Make drop_through_label available
2467 for all cases. Add expansion of COND_EXPR.
2469 2005-01-04 Ira Rosen <irar@il.ibm.com>
2471 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2472 INTEGER_CST instead of TREE_CONSTANT.
2473 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2474 instead of TREE_CONSTANT.
2475 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2476 instead of TREE_CONSTANT.
2478 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2480 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2482 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2485 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2486 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2488 2005-01-03 Richard Henderson <rth@redhat.com>
2490 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2491 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2492 fold_convert_const_real_from_real): Split out from ...
2493 (fold_convert_const): ... here.
2495 2005-01-03 Richard Henderson <rth@redhat.com>
2498 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2499 (mov<MMXMODEI>_internal): Likewise.
2500 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2501 Add V2SF case; use it for SSE1; don't use TI.
2502 (movdf_integer): Likewise.
2503 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2505 2005-01-03 Ira Rosen <irar@il.ibm.com>
2507 * tree-vectorizer.c (vect_strip_conversions): New function.
2508 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2509 check for binary class.
2511 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2515 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2517 * gimple-low.c (mark_blocks_with_used_vars): New function.
2518 (mark_blocks_with_used_subblocks): Ditto.
2519 (mark_used_blocks): Ditto.
2520 (pass_mark_used_blocks): New pass.
2521 * tree-inline.c: Include debug.h.
2522 (expand_call_inline): Call outlining_inline_function here.
2523 * tree-optimize.c (init_tree_optimization_passes): Add
2524 pass_mark_used_blocks.
2525 * tree-pass.h (pass_mark_used_blocks): New.
2526 * Makefile.in (tree-inline.o): Add debug.h dependency.
2528 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2530 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2531 VAR_DECLs to have weak_import attribute.
2533 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2536 2004-01-03 Steven Bosscher <stevenb@suse.de>
2538 * passes.c (rest_of_compilation): Don't run regmove if only
2539 flag_expensive_optimizations, require flag_regmove instead.
2541 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2543 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2545 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2546 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2547 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2548 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2550 2005-01-03 Richard Henderson <rth@redhat.com>
2552 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2553 (ia64_const_ok_for_letter_p): New.
2554 (ia64_const_double_ok_for_letter_p): New.
2555 (ia64_extra_constraint): New.
2556 (ia64_expand_vecint_compare): New.
2557 (ia64_expand_vcondu_v2si): New.
2558 (ia64_expand_vecint_cmov): New.
2559 (ia64_expand_vecint_minmax): New.
2560 (ia64_print_operand): Add 'v'.
2561 (ia64_preferred_reload_class): New.
2562 (ia64_vector_mode_supported_p): New.
2563 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2564 (PREFERRED_RELOAD_CLASS): Move to function.
2565 (CONST_OK_FOR_LETTER_P): Move to function.
2566 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2567 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2568 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2569 (EXTRA_CONSTRAINT): Move to function.
2570 * config/ia64/ia64.md: Include vect.md.
2571 (itanium_class): Add mmalua.
2573 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2575 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2576 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2578 (const_int_2bit_operand): New.
2579 (fr_reg_or_0_operand): New.
2580 * config/ia64/ia64-modes.def: Add vector modes.
2581 * config/ia64/ia64-protos.h: Update.
2582 * config/ia64/vect.md: New file.
2584 2005-01-03 Richard Henderson <rth@redhat.com>
2586 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2588 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2591 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2593 (log1pdf2): Change mode of operands[0,1] to DFmode.
2595 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2597 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2598 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2599 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2600 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2601 SPARC_RELAXED_ORDERING.
2603 2005-01-03 Richard Henderson <rth@redhat.com>
2604 Uros Bizjak <uros@kss-loka.si>
2607 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2608 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2609 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2611 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2612 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2613 const_pow2_1_to_128_operand): New predicates.
2615 2005-01-02 Greg McGary <greg@mcgary.org>
2617 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2619 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2620 object. [ptr_type]: Remove unused variable.
2621 Remember nearest addressable array-element or record-component
2622 when checking bitfield components. Tolerate empty BIND_EXPR.
2624 2005-01-01 Richard Henderson <rth@redhat.com>
2626 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2627 that don't narrow the value. Fail for other conversions.
2629 2005-01-01 Richard Henderson <rth@redhat.com>
2632 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2633 * c-lang.c (finish_file): Don't do it here.
2634 * objc/objc-act.c (objc_finish_file): Likewise.
2636 * cgraph.c (decl_assembler_name_equal): New.
2637 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2638 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2639 * cgraph.h (struct cgraph_varpool_node): Add next.
2640 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2641 * varasm.c (assemble_alias): Mark the target as needed.
2643 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2646 * function.c (get_arg_pointer_save_area): Use entry_of_function
2647 instead of get_insns.
2649 2005-01-01 Roger Sayle <roger@eyesopen.com>
2650 Andrew Pinski <pinskia@physics.uc.edu>
2651 James E. Wilson <wilson@specifixinc.com>
2653 PR rtl-optimization/12092
2654 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2657 2005-01-01 Roger Sayle <roger@eyesopen.com>
2658 Olivier Hainque <hainque@act-europe.fr>
2660 * tree.c (int_fits_type_p): A narrower type always fits in a
2661 wider one, except for negative values into unsigned types.
2663 2005-01-01 Roger Sayle <roger@eyesopen.com>
2665 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2666 with the original constant rather than require TREE_OVERFLOW.
2668 2005-01-01 Steven Bosscher <stevenb@suse.de>
2671 * c-decl.c (finish_function): If compiling C99, annotate the
2672 compiler generated return with the current file name and line 0.
2673 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2674 the source line is greater than 0.
2675 (remove_bb): Likewise.
2677 See ChangeLog.12 for earlier changes.