1 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
5 configuration part of dp-bit.c to be lost.
7 2005-01-28 Roger Sayle <roger@eyesopen.com>
9 * expmed.c (expand_mult_highpart_optab): When attempting to use
10 a non-widening multiplication in a wider mode, the operands need
11 to be converted (zero or sign extended) to that mode.
13 2005-01-28 Ian Lance Taylor <ian@airs.com>
17 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18 through if both operands fall through.
20 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
22 * cse.c (fold_rtx) <PC>: Don't optimize.
24 2005-01-28 Jeff Law <law@redhat.com>
26 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
27 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
29 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
31 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
32 cse_reg_info_used_list_end): Remove.
33 (cse_reg_info_list, cse_reg_info_list_free): New.
34 (get_cse_reg_info): When allocating an instance of
35 cse_reg_info, add it to the beginning of the cse_reg_info_list
36 list. Remove code to maintain cse_reg_info_used_list.
37 (new_basic_block): Reset the free list to the beginning of
40 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
42 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
43 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
44 (frv_expand_mdpackh_builtin): New function.
45 (frv_expand_builtin): Use it to expand __MDPACKH.
46 * doc/extend.texi (__MDPACKH): Update documentation.
48 2005-01-28 Uros Bizjak <uros@kss-loka.si>
50 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
51 SSE_FLOAT_MODE_P for use_sse computation.
53 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
56 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
58 2005-01-27 Richard Henderson <rth@redhat.com>
60 * builtins.c (expand_builtin_copysign): New.
61 (expand_builtin): Call it.
62 * genopinit.c (optabs): Add copysign_optab.
63 * optabs.c (init_optabs): Initialize it.
64 (expand_copysign): New.
65 * optabs.h (OTI_copysign, copysign_optab): New.
66 (expand_copysign): Declare.
68 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
69 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
71 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
72 (ix86_expand_fp_absneg_operator): ... here.
73 (ix86_split_copysign): New.
74 * config/i386/i386-protos.h: Update.
75 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
76 (copysignsf3, copysigndf3): New.
78 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
79 (copysignsf3, ncopysignsf3): New.
80 (copysigndf3, ncopysigndf3): New.
81 (copysignxf3, ncopysignxf3): New.
82 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
84 2005-01-27 Arend Bayer <arend.bayer@web.de>
85 Kazu Hirata <kazu@cs.umass.edu>
87 * cse.c: (find_best_addr): Don't call copy_rtx before calling
88 fold_rtx. Save cost recomputation if fold_rtx did nothing.
89 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
92 2005-01-27 Jeff Law <law@redhat.com>
94 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
95 definitions of SSA_NAMEs which are not being rewritten.
96 (rewrite_ssa_into_ssa): Only initialize the current definition
97 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
98 If checking is enabled, assert that SSA_NAME_AUX is clear for all
99 SSA_NAMEs before returning.
101 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
103 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
104 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
105 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
106 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
107 config/mips/iris6.h, config/sh/sh.c: Update copyright.
109 2005-01-27 Steven Bosscher <stevenb@suse.de>
112 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
113 higher to -O2 and higher. Likewise for tree PRE.
114 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
117 2005-01-27 Ian Lance Taylor <ian@airs.com>
120 * gimple-low.c (try_catch_may_fallthru): New static function.
121 (block_may_fallthru): Handle TRY_CATCH_EXPR.
122 * tree-inline.c (expand_call_inline): Don't warn about reaching
123 the end of a non-void function being inlined if the function uses
126 2005-01-27 Jakub Jelinek <jakub@redhat.com>
128 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
131 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
132 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
133 (implicitly_declare): Handle error_mark_node.
135 2005-01-27 Richard Henderson <rth@redhat.com>
138 * tree.h (struct tree_decl): Add debug_expr_is_from.
139 (DECL_DEBUG_EXPR_IS_FROM): New.
140 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
141 * dwarf2out.c (dwarf2out_var_location): Update to match.
142 * tree-outof-ssa.c (create_temp): Likewise.
143 * var-tracking.c (track_expr_p): Likewise.
144 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
145 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
146 * toplev.c (default_tree_printer): Likewise.
148 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
150 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
151 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
153 2005-01-27 Steven Bosscher <stevenb@suse.de>
155 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
156 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
157 ASM_CLOBBERS): Add tree checks.
159 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
160 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
161 * c-common.def (SWITCH_STMT): Update to match.
162 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
163 macros instead of SWITCH_EXPR ones.
164 * c-dump.c (c_dump_tree): Likewise.
165 * c-gimplify.c (gimplify_switch_stmt): Likewise.
166 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
168 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
170 2005-01-27 Alan Modra <amodra@bigpond.net.au>
172 * unwind-dw2.c (execute_stack_op): Add missing cases for
173 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
175 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
177 * config.gcc (Obsolete configurations): Remove 'dummy', add
178 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
181 2005-01-26 Diego Novillo <dnovillo@redhat.com>
183 PR tree-optimization/19633
184 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
186 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
187 are no call-clobbered variables.
188 * tree-outof-ssa.c (check_replaceable): Return false for calls
191 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
193 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
194 even for variables with NULL DECL_INITIAL.
196 2005-01-26 Stuart Hastings <stuart@apple.com>
198 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
200 2005-01-26 Richard Henderson <rth@redhat.com>
203 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
205 * expr.c (store_field): Strip conversions to odd-bit-sized types
206 if the destination field width matches.
208 2005-01-26 Richard Henderson <rth@redhat.com>
210 * c-decl.c, expmed.c, expr.c: Revert last change.
212 2005-01-26 Richard Henderson <rth@redhat.com>
215 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
217 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
218 if we don't need the bits above those present in the current mode.
219 * expr.c (store_field): Strip conversions to odd-bit-sized types
220 if the destination field width matches.
222 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
224 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
225 either -ffast-math or -funsafe-math-optimizations is in use.
227 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
231 * config/avr/avr.c (notice_update_cc): Only set condition code for
232 ashrqi3 if shift count > 0.
233 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
234 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
235 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
236 count <= 0 as a no-op, and shift count >= width by copying zero
237 or sign bit to all bits of the result.
238 * config/avr/avr.md (all shifts): Add alternatives for zero shift
239 count, with attribute "length" set to 0 and "cc" set to "none".
241 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
243 * doc/invoke.texi: Document -mTLS.
245 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
246 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
247 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
248 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
249 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
250 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
251 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
252 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
254 * configure.ac: Check for a TLS capable gas.
256 * configure: Regenerate.
258 2005-01-26 Richard Henderson <rth@redhat.com>
261 * combine.c (make_field_assignment): Simplify store to zero_extract
262 from a source with an overlapping mask.
264 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
266 2004-11-11 Eric Christopher <echristo@redhat.com>
268 * config/frv/frv.md: Add fr400_integer automaton. Don't
269 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
272 2005-01-26 Steven Bosscher <stevenb@suse.de>
275 * cfgbuild.c (make_edges): Do not clear or set
276 current_function_has_computed_jump.
277 * function.h (struct function): Remove the has_computed_jump field.
278 (current_function_has_computed_jump): Do not define.
279 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
280 in a computed jump. Ignore current_function_has_computed_jump.
282 2005-01-26 Richard Henderson <rth@redhat.com>
285 * expr.c (categorize_ctor_elements): New argument p_must_clear.
286 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
288 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
289 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
290 objects into static storage if they have more than one non-zero value.
291 * tree.h (categorize_ctor_elements): Update decl.
293 2005-01-26 Steven Bosscher <stevenb@suse.de>
296 * tree.h (CALL_EXPR_TAILCALL): Add comment.
297 * calls.c (check_sibcall_argument_overlap_1): Revert the change
298 to this function from 2004-07-10.
299 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
300 the current function for tail call optimizations if the address
301 of one of it its arguments is taken.
303 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
305 * cse.c (fold_rtx): Call equiv_constant only when necessary.
307 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
309 * function.c (expand_function_end): If current_function_calls_alloca,
310 emit stack restore in a place that is reached when the function falls
313 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
315 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
316 rule to avoid matching inappropriate suffix rule.
318 2005-01-26 Jan Hubicka <jh@suse.cz>
320 PR tree-optimization/19241
321 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
323 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
325 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
326 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
328 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
329 <sim*>: Always use crt1.o, regardless of N in simN.
330 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
331 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
332 (CRT_CALL_STATIC_FUNCTION): Remove.
333 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
334 use crt1.o, regardless of N in simN.
335 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
336 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
337 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
338 case isystem setting.
339 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
341 2005-01-25 Ian Lance Taylor <ian@airs.com>
343 * gimple-low.c (block_may_fallthru): Correct handling of
344 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
346 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
348 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
349 handlers to match indentation; nested under the mtune=* handler.
350 Similar for mcpu= and march=.
352 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
354 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
355 * config/mips/linux64.h (LIB_SPEC): Likewise.
356 * config/mn10300/linux.h (LIB_SPEC): Likewise.
357 * config/sh/linux.h (LIB_SPEC): Likewise.
359 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
361 * config/frv/frv.c (frv_legitimize_tls_address): New.
362 (TARGET_HAVE_TLS): Define.
363 (FRV_SYMBOL_REF_TLS_P): Define.
364 (frv_override_options): Handle new register classes.
365 (frv_legitimate_address_p): Reject tls addresses.
366 (frv_legitimize_address): Handle TLS addresses.
367 (gen_inlined_tls_plt): New.
369 (frv_legitimize_tls_address): New.
370 (unspec_got_name): Add TLS entries.
371 (got12_operand): Add R_FRV_TLSMOFF12 case.
372 (frv_emit_move): Fixup TLS addresses.
373 (frv_emit_movsi): Legitimize TLS addresses.
375 * config/frv/frv.h (MASK_BIG_TLS): New.
376 (TARGET_BIG_TLS): New.
377 (HAVE_AS_TLS): Define.
378 (TARGET_SWITCHES): Add -mTLS and -mtls options.
379 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
380 (REG_CLASS_NAMES): Same.
381 (REG_CLASS_CONTENTS): Same.
382 (CONSTRAINT_LEN): New.
383 (REG_CLASS_FROM_CONSTRAINT): New.
384 (PREDICATE_CODES): Add symbolic_operand.
386 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
387 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
388 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
389 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
390 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
391 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
392 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
393 GR9_REG, GR14_REG, LRREG.
394 (type): Add load_or_call attribute.
395 ("load_or_call"): New reservation.
396 ("call_gettlsoff"): New.
397 ("tls_indirect_call"): New.
398 ("tls_load_gottlsoff12"): New.
399 ("tlsoff_hilo"): New.
400 ("tls_tlsdesc_ldd"): New.
401 ("tls_tlsoff_ld"): New.
404 * config/frv/frv-protos.h (symbolic_operand): Protoize.
406 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
408 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
409 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
410 * config/frv/frv.c (TLS_BIAS): Define.
411 (frv_output_dwarf_dtprel): New.
413 2005-01-26 Jakub Jelinek <jakub@redhat.com>
415 PR rtl-optimization/19579
416 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
417 both A and B, see if they don't clobber registers the other expr uses.
419 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
421 * real.c (do_add): Initialize signalling and canonical members.
423 * real.c (real_from_integer): Zero out destination.
425 2005-01-18 Jan Hubicka <jh@suse.cz>
427 PR tree-optimize/19337
428 * tree-inline.c (initialize_inlined_parameters): Copy
429 saved_static_chain_decl only.
431 2005-01-25 Richard Henderson <rth@redhat.com>
435 * config/i386/i386.c (x86_inter_unit_moves): Zero.
436 (ix86_preferred_reload_class): Rewrite fp-constant section, with
437 80387 enabled, to return a proper subclass. Return the subset that
438 overlaps with GENERAL_REGS for PLUS.
439 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
441 2005-01-25 Richard Henderson <rth@redhat.com>
444 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
446 2005-01-25 Roger Sayle <roger@eyesopen.com>
448 * expmed.c (choose_multiplier): Change interface to return the
449 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
450 (expand_divmod): Update calls to choose_multiplier.
452 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
455 * expmed.c (extract_bit_field): Use adjust_address instead of
456 gen_lowpart when op0 is a MEM.
458 2005-01-24 Steven Bosscher <stevenb@suse.de>
460 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
462 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
464 * config/mips/irix-csr.c: New file.
465 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
466 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
467 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
470 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
473 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
474 sparc/elf.h, add sparc/sp-elf.h.
475 (sparc-*-rtems*): Likewise.
476 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
477 tm-dwarf2.h, add sparc/sp-elf.h.
478 (sparc86x-*-elf): Likewise.
479 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
480 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
481 TARGET_OS_CPP_BUILTINS.
482 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
483 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
485 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
486 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
487 (SWITCH_TAKES_ARG): Likewise.
488 (LOCAL_LABEL_PREFIX): Likewise.
489 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
490 (TARGET_N_FORMAT_TYPES): Delete.
491 (TARGET_FORMAT_TYPES): Likewise.
492 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
493 * config/sparc/elf.h: Delete.
494 * config/sparc/sp-elf.h: New file.
496 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
498 * tree-flow-inline.h (phi_arg_from_edge): Remove.
499 * tree-flow.h: Remove the corresponding prototype.
500 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
501 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
503 2005-01-24 Jakub Jelinek <jakub@redhat.com>
506 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
507 for AIX ABI or ELF -fPIC.
508 (rs6000_emit_load_toc_table): Don't create toc_section here.
509 (rs6000_xcoff_file_start): Nor here.
511 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
513 * sh.c (ra.h): Don't #include.
514 (hard_regs_intersect_p): New function, resurrected from ra.c.
516 * sh.c: Fix 1996 Copyright.
518 2005-01-24 Richard Henderson <rth@redhat.com>
519 Aldy Hernandez <aldyh@redhat.com>
521 * regrename.c (note_sets): Handle subregs.
523 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
526 * genconditions.c (write_header, write_conditions): Elide file if
529 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
531 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
532 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
535 2005-01-24 Jakub Jelinek <jakub@redhat.com>
537 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
538 expand_builtin_printf, expand_builtin_fprintf,
539 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
540 checking against POINTER_TYPE.
541 (validate_arglist): Handle POINTER_TYPE code by checking
544 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
546 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
548 (for_each_rtx): Call for_each_rtx_1.
549 * rtl.h (init_rtlanal): Declare.
550 * toplev.c (backend_init): Call init_rtlanal.
552 2005-01-24 Jakub Jelinek <jakub@redhat.com>
554 * flow.c (propagate_one_insn): Formatting.
557 * flow.c (libcall_dead_p): Be more conservative if unsure.
558 If there are any instructions between insn and call, see if they are
559 all dead before saying the libcall is dead.
561 2005-01-24 Uros Bizjak <uros@kss-loka.si>
563 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
564 operand constraint for operand 0.
566 2005-01-23 Richard Henderson <rth@redhat.com>
569 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
570 edges leading to join block.
572 2005-01-23 Roger Sayle <roger@eyesopen.com>
574 * expmed.c (expand_mult_highpart): Make static. Change type of
575 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
576 (expand_divmod): Updates calls to expand_mult_highpart by using
577 gen_int_mode to pass a CONST_INT rtx.
578 * rtl.h (expand_mult_highpart): Remove prototype.
580 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
582 * flow.c (regset_bytes, regset_size): Remove.
584 * cfganal.c: Fix a reference to Harvey's paper.
586 2005-01-23 Steven Bosscher <stevenb@suse.de>
588 PR rtl-optimization/19464
589 * tree-optimize.c (init_tree_optimization_passes): Add one more
590 copyrename pass just before out-of-ssa.
592 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
595 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
596 * ggc-none.c (ggc_free): Define.
598 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
600 * cse.c (max_reg, max_insn_uid): Remove.
601 (cse_main): Don't access max_reg or max_insn_uid.
603 * c-common.c (explicit_flag_signed_bitfields,
604 lang_statement_code_p, lang_expand_function_end): Remove.
605 * c-common.h: Remove the corresponding declarations.
606 * c-opts.c (c_common_handle_option): Remove all write access
607 to explicit_flag_signed_bitfields.
609 * cgraph.c (cgraph_varpool_n_nodes): Remove.
610 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
611 * cgraph.h: Remove the corresponding declaration.
613 * gcse.c (null_pointer_info): Remove.
615 2005-01-23 Roger Sayle <roger@eyesopen.com>
616 Eric Botcazou <ebotcazou@libertysurf.fr>
618 * combine.c (simplify_logical): Only simplify logical expressions
619 of the form ior(and(x,y),z) by the inverse distributive law if the
620 result is cheaper than the original.
622 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
624 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
625 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
626 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
627 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
628 config/freebsd-spec.h, config/arm/arm.h,
629 config/h8300/h8300.md, config/i386/i386.md,
630 config/i386/predicates.md, config/i386/sse.md,
631 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
632 config/vax/vax.md: Fix comment typos. Follow spelling
635 2005-01-23 Steven Bosscher <stevenb@suse.de>
637 * gengtype.c (walk_type): Produce `not equal to' compares for loop
638 tests, instead of `less than'.
640 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
642 * function.c (assign_parm_setup_block): When creating a new stack slot
643 for a parameter, get its alignment from the parameter's DECL_ALIGN
644 rather than the type's TYPE_ALIGN. Make sure that the parameter
645 is at least word aligned.
647 2005-01-22 Roger Sayle <roger@eyesopen.com>
650 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
652 2005-01-22 Richard Henderson <rth@redhat.com>
655 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
656 in both compare operands.
657 (movdfcc_1_sse_max): Likewise.
658 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
659 (movdfcc_1_sse): Likewise.
660 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
661 scratch register as needed.
663 2005-01-22 Richard Henderson <rth@redhat.com>
665 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
667 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
669 2005-01-22 Richard Henderson <rth@redhat.com>
671 * genopinit.c (optabs): Use smin/smax for floating point too.
672 * doc/md.texi: Update to match. Clarify that floating point
673 results are undefined for +0/-0 and NaN.
674 * doc/rtl.texi: Likewise.
675 * rtl.def (SMIN, SMAX): Likewise
676 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
678 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
679 leading 's' to the name.
680 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
681 smaxxf3, sminxf3): Likewise.
682 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
685 2005-01-22 Paul Brook <paul@codesourcery.com>
687 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
689 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
691 * config/s390/s390.c (struct processor_costs): New fields
692 dlgr, dlr, dr, dsgfr, dsgr.
693 (z900_cost, z990_cost): Values for new fields.
694 (s390_rtx_costs): New cases MEM und COMPARE in switch
695 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
696 DIV, MOD, UDIV, UMOD.
698 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
700 * config/s390/s390.md ("doloop_si64"): Reload input value directly
701 into the register being decremented.
702 ("doloop_si31", "doloop_di"): Likewise.
703 ("*doloop_si_long"): Adapt pattern.
705 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
707 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
709 (CLASS_MAX_NREGS): Likewise.
711 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
713 * doc/tree-ssa.texi (Statement Operands): Add example for new
714 must-def macro. Note deprecation of old operands interface.
716 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
718 PR tree-optimization/19484
719 * tree-cfg.c (remove_fallthru_edge): New function.
720 (cleanup_control_flow): Remove fallthru edges from calls that are
721 now known not to return.
723 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
725 Fix PR tree-optimization/19038
726 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
727 copies with loop variant ones.
729 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
731 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
732 config/alpha/alpha-protos.h, config/alpha/alpha.h,
733 config/alpha/alpha.md, config/alpha/predicates.md,
734 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
735 config/sparc/sol2.h: Update copyright.
737 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
738 first label to see if it is a nonlocal label.
740 2005-01-22 David Edelsohn <edelsohn@gnu.org>
741 Andrew Pinski <pinskia@physics.uc.edu>
744 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
745 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
747 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
749 * config/rs6000/rtems.h: Update copyright.
751 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
754 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
755 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
756 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
758 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
761 * c-typeck.c (convert_arguments): Check for error_mark_node.
763 2005-01-21 Ian Lance Taylor <ian@airs.com>
765 PR tree-optimization/13000
766 * tree-inline.c: Include "tree-flow.h".
767 (expand_call_inline): If warn_return_type, warn if non-void inline
768 function falls through.
769 * tree-cfg.c (execute_warn_function_return): Don't warn about
770 control reaching end if TREE_NO_WARNING is set. Set
772 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
774 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
775 branch if we don't need one.
776 * c-typeck.c: Include "tree-flow.h"
777 (c_finish_bc_stmt): Don't add a goto if the current statement
778 list doesn't fall through to the current point.
780 2005-01-21 Roger Sayle <roger@eyesopen.com>
782 PR rtl-optimization/576
783 * real.c (real_arithmetic): Change return type from void to bool
784 to return an indication that the result may be inexact.
785 * real.h (real_arithmeric): Update prototype.
786 * fold-const.c (const_binop): Don't constant fold floating
787 point expressions when the user specifies -frounding-math and
788 the result may depend upon the run-time rounding mode.
789 (fold_convert_const_real_from_real): Clean-up.
790 (fold_initializer): Ignore flag_rounding_math for initializers.
791 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
792 constant fold FP operations with flag_rounding_math if the
793 result may depend upon the run-time rounding mode.
795 2005-01-21 Tom Tromey <tromey@redhat.com>
797 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
799 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
801 * tree-cfg.c: Fix comment typos.
803 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
805 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
806 around the call to rest_of_handle_branch_target_load_optimize.
808 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
810 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
811 (sparc64-*-openbsd*): Likewise.
812 (sparclite-*-elf*): Include tm-dwarf2.h.
813 (sparc86x-*-elf*): Likewise.
814 (sparc64-*-elf*): Likewise.
815 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
816 (DBX_DEBUGGING_INFO): Likewise.
817 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
818 (PREFERRED_DEBUGGING_TYPE): Likewise.
819 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
820 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
821 (PREFERRED_DEBUGGING_TYPE): Likewise.
822 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
823 (PREFERRED_DEBUGGING_TYPE): Likewise.
824 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
826 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
829 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
831 2005-01-20 Paul Brook <paul@codesourcery.com>
833 * doc/rtl.texi: Document value extension requirements for CONST_INT.
835 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
837 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
838 label is first in a sequence of labels.
840 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
842 2005-01-20 Janis Johnson <janis187@us.ibm.com>
843 Giovanni Bajo <giovannibajo@gcc.gnu.org>
845 * doc/sourcebuild.texi (Test Directives): New.
847 2005-01-20 Roger Sayle <roger@eyesopen.com>
849 * real.c (real_floor): Don't leave the result uninitialized when
850 mode is VOIDMode, but return the unrounded intermediate value.
851 (real_ceil): Likewise.
853 2005-01-20 Paul Brook <paul@codesourcery.com>
855 * config/arm/arm.md (insv): Use gen_int_mode.
857 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
859 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
860 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
861 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
862 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
863 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
865 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
868 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
869 fbreg, so we have to assume we can't.
870 (loc_descriptor_from_tree_1): Ditto.
871 (containing_function_has_frame_base): New function.
872 (add_location_or_const_value_attribute): Use it.
873 Also try to generate a frame_base from a single element location
876 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
878 PR tree-optimization/15349
879 * timevar.def (TV_TREE_MERGE_PHI): New.
880 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
882 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
883 calls to tree_forwarder_block_p.
884 (remove_forwarder_block_with_phi, merge_phi_nodes,
885 gate_merge_phi, pass_merge_phi): New.
886 * tree-optimize.c (init_tree_optimization_passes): Add
888 * tree-pass.h: Add an extern for pass_merge_phi;
890 2005-01-20 Richard Henderson <rth@redhat.com>
893 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
894 (_mm_castps_pd, _mm_castps_si128): New.
895 (_mm_castsi128_ps, _mm_castsi128_pd): New.
897 2005-01-20 Richard Henderson <rth@redhat.com>
900 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
901 __builtin_ia32_vec_init_v2si.
902 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
903 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
904 (ix86_init_mmx_sse_builtins): Create it.
905 (ix86_expand_builtin): Expand it.
906 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
907 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
908 (vec_extractv2si_0, vec_extractv2si_1): New.
910 2005-01-20 Richard Henderson <rth@redhat.com>
913 * config/i386/i386.c (ix86_expand_push): New.
914 * config/i386/mmx.md (push<MMXMODE>1): New.
915 * config/i386/sse.md (push<SSEMODE>1): New.
916 * config/i386/i386-protos.h: Update.
918 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
920 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
923 2005-01-20 Richard Henderson <rth@redhat.com>
925 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
926 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
928 2005-01-19 Richard Henderson <rth@redhat.com>
931 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
932 to V4SFmode in SSE1 fallback load path.
934 2005-01-19 Richard Henderson <rth@redhat.com>
936 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
937 in QImode expansion to ix86_expand_vector_set.
938 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
940 2005-01-19 Richard Henderson <rth@redhat.com>
943 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
944 subclass of the input class.
945 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
946 Always true for cross-SSE1 classes. Rationalize conditionals.
947 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
948 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
949 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
950 (movdi_2): Add MMX/SSE zeros.
951 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
952 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
953 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
954 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
955 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
956 (zero_extendsidi2_rex64_1): Remove.
957 (MOV0 peephole): Check GENERAL_REG_P.
959 2005-01-19 Richard Henderson <rth@redhat.com>
962 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
964 (ix86_expand_vector_extract): Likewise.
966 2005-01-19 Richard Henderson <rth@redhat.com>
969 * expr.c (emit_move_change_mode): New argument force; use
970 simplify_gen_subreg if true.
971 (emit_move_via_alt_mode): Merge into ...
972 (emit_move_via_integer): ... here.
973 (emit_move_ccmode): Use emit_move_change_mode directly.
975 2005-01-19 Richard Henderson <rth@redhat.com>
978 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
979 (alpha_preferred_reload_class): Handle CONST_VECTOR.
980 (alpha_emit_set_const_1): Add no_output parameter; don't emit
982 (alpha_emit_set_const): Likewise. Make static.
983 (alpha_emit_set_long_const): Make static.
984 (alpha_extract_integer): Split out from alpha_expand_mov.
985 (alpha_split_const_mov): Likewise.
986 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
987 (alpha_legitimate_constant_p): New.
988 * config/alpha/alpha-protos.h: Update.
989 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
990 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
991 * config/alpha/alpha.md (movsi): Add n alternative.
992 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
993 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
994 (splitters for all of the above): Use alpha_split_const_mov.
995 * config/alpha/predicates.md (non_add_const_operand): New.
996 (non_zero_const_operand): New.
997 (input_operand): Use alpha_legitimate_constant_p after reload.
999 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1001 PR tree-optimization/19038
1002 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1003 (add_candidate): Add ivs with increment in latch only if
1004 allow_ip_end_pos_p is true.
1005 (determine_iv_cost): Use empty_block_p.
1007 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1009 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1010 (compute_dominance_frontiers): Ditto.
1012 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1015 * config/sh/t-rtems: New.
1016 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1018 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1020 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1021 the offset of the selected field.
1023 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1025 * tree-cfg.c (remove_forwarder_block): Fix the check to
1026 prevent a nonlocal label from appearing in the middle of a
1029 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1031 PR rtl-optimization/19462
1032 * reorg.c (find_end_label): Create return insn only if
1033 current_function_epilogue_delay_list is empty.
1035 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1037 * doc/passes.texi: Remove paragraph mentioning new-ra.
1039 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1041 PR rtl-optimization/15139
1042 * combine.c: Include params.h.
1043 (count_rtxs): New function.
1044 (record_value_for_reg): If replace_rtx would replace at least
1045 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1046 (clobber (const_int 0)) instead of TEM.
1047 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1048 * params.h (MAX_LAST_VALUE_RTL): New.
1049 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1050 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1053 * c-typeck.c (digest_init): Only call build_vector if all constructor
1054 elements are *_CST nodes.
1055 * gimplify.c (gimplify_init_constructor): Likewise.
1058 * c-typeck.c (digest_init): Only call build_vector if inside_init
1061 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1063 * toplev.c (init_asm_output): Remove dead #ifdef.
1065 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1067 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1069 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1071 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1072 accessing DECL_FUNCTION_CODE.
1073 * dojump.c (do_jump): Likewise.
1074 * gimplify.c (gimplify_call_expr): Likewise.
1075 * predict.c (expr_expected_value): Likewise.
1076 (strip_builtin_expect): Likewise.
1077 * tree-inline.c (estimate_num_insns_1): Likewise.
1078 * tree-ssa-loop-im.c (stmt_cost): Likewise
1079 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1080 (tree_expr_nonnegative_p): Likewise.
1082 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1084 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1085 variant of the load_pcrel_sym pattern.
1086 * config/sparc/sparc.md (P macro): Move to the top.
1087 (load_pcrel_sym): Macroize using P.
1088 (save_register_window): Likewise.
1090 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1092 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1095 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1098 * c-typeck.c (build_asm_expr): Strip nops off
1099 input memory operands.
1101 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1103 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1104 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1105 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1106 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1108 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1111 * config/i386/i386.c (override_options): If the 80387 is disabled,
1112 then do not return FP values using FP registers.
1114 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1116 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1117 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1118 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1119 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1120 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1121 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1122 output.h, postreload-gcse.c, postreload.c, recog.c,
1123 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1124 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1125 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1126 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1127 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1128 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1129 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1130 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1132 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1133 config/alpha/alpha.c, config/arm/vfp.md,
1134 config/i386/emmintrin.h, config/i386/i386-modes.def,
1135 config/i386/i386-protos.h, config/i386/i386.h,
1136 config/i386/pmmintrin.h, config/i386/ppro.md,
1137 config/i386/predicates.md, config/i386/xmmintrin.h,
1138 config/i860/i860.c, config/ia64/ia64-modes.def,
1139 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1140 config/ia64/ia64.md, config/ia64/itanium1.md,
1141 config/ia64/itanium2.md, config/ia64/predicates.md,
1142 config/iq2000/iq2000.h, config/mips/linux64.h,
1143 config/rs6000/aix41.h, config/rs6000/aix43.h,
1144 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1145 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1146 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1147 config/sparc/linux64.h, config/sparc/litecoff.h,
1148 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1149 config/sparc/sparc.h, config/sparc/sparc.md,
1150 config/sparc/sysv4-only.h: Update copyright.
1152 2005-01-18 Richard Henderson <rth@redhat.com>
1155 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1157 2005-01-18 Marc Espie <espie@openbsd.org>
1158 * config/i386/openbsdelf.h: Typo.
1160 2005-01-18 Richard Henderson <rth@redhat.com>
1162 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1163 special case for sse.
1164 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1166 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1168 * tree-inline.c (estimate_num_insns_1): Added cases for
1169 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1171 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1173 PR rtl-optimization/19296
1174 * combine.c (simplify_comparison): Rewrite the condition under
1175 which a non-paradoxical SUBREG of a PLUS can be lifted when
1176 compared against a constant.
1178 2005-01-18 Andi Kleen <ak@muc.de>
1180 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1181 * c.opt (-Wpointer-sign): Add.
1182 * doc/invoke.texi: (-Wpointer-sign): Add.
1184 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1186 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1187 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1188 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1189 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1190 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1191 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1192 for TARGET_MIX_SSE_I387.
1193 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1194 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1195 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1196 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1197 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1198 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1199 TARGET_MIX_SSE_I387.
1200 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1203 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1206 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1207 Add movaps alternative for xmm reg->reg move.
1209 2005-01-17 Jeff Law <law@redhat.com>
1211 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1212 at the end of the main DOM loop rather than just before DOM exits.
1214 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1216 PR tree-optimization/19121
1217 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1218 adding aliases to a name tag, also add them to the pointer's
1220 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1221 sensitive alias info at all. Only check that the two pointers
1222 have compatible pointed-to sets.
1223 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1224 a pointer's type tag is a superset of the alias set of the
1227 2005-01-17 James E Wilson <wilson@specifixinc.com>
1230 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1231 comment to document why.
1233 2005-01-17 Richard Henderson <rth@redhat.com>
1235 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1236 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1237 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1238 sse2_vmsminv2df3_finite): New.
1239 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1240 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1241 Force op1 into register.
1243 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1245 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1246 bubblestrap from always rebuilding build directory.
1248 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1250 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1251 ("*cmpmem_short"): Likewise.
1253 2005-01-17 Steven Bosscher <stevenb@suse.de>
1255 * basic-block.h: Document BB_* flags.
1256 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1257 use an sbitmap instead.
1258 * sched-rgn.c (compute_trg_info): Likewise.
1260 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1262 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1263 redundant target_cpu_default and extra_parts lines. Use the default
1265 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1266 (SUBTARGET_EXTRA_SPECS): Delete.
1267 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1268 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1269 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1270 and "n32" for -mabi=n32.
1272 2005-01-17 Ian Lance Taylor <ian@airs.com>
1275 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1276 fold constant variables into initial values.
1278 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1280 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1282 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1283 through the statements backward.
1285 2005-01-17 Ian Lance Taylor <ian@airs.com>
1287 PR middle-end/13127:
1288 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1289 a variable set to the return value of the inlined function.
1291 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1293 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1294 when modes are tieable.
1296 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1298 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1299 of pthread_create to find out if threads are enabled.
1300 * gthr-posix95.h (__gthread_active_p): Likewise.
1302 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1304 * common.opt (-fnew-ra): Remove.
1306 * toplev.h (flag_new_regalloc): Remove.
1307 * Makefile.in (ra*.*): Don't mention.
1308 * passes.c (rest_of_handle_new_regalloc): Remove.
1309 (rest_of_handle_combine, rest_of_compilation): Always consider
1310 flag_new_regalloc as false.
1311 * doc/invoke.texi: Don't document -fnew-ra.
1313 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1315 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1316 last parameter to reg_scan.
1317 * loop.c (loop_optimize): Likewise.
1318 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1319 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1320 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1321 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1322 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1323 * regclass.c (reg_scan): Likewise, for the declaration.
1324 * rtl.h (reg_scan): Likewise, for the prototype.
1326 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1328 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1329 mark_dfs_back_edges.
1331 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1333 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1334 (compute_avail): Uses don't go in tmp_gen.
1336 2005-01-16 Steven Bosscher <stevenb@suse.de>
1338 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1339 loop to look for a free slot in a page entry.
1341 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1344 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1345 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1346 just before targetm.asm_out.file_end.
1347 * tree.h (process_pending_assemble_output_defs): Declare.
1348 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1350 (assemble_alias): Defer generation of assembly code for defines when
1351 TARGET_DEFERRED_OUTPUT_DEFS is true.
1352 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1353 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1354 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1356 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1359 * pa.c (pa_scalar_mode_supported_p): New function.
1360 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1361 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1363 * pa-protos.h (prefetch_operand): Delete.
1364 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1365 * pa.c (prefetch_operand): Delete.
1366 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1367 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1368 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1369 and prefetch_nocc_operand.
1370 * pa.md (prefetch): Rework to avoid reload problems handling short
1371 displacements when a cache control completer needs to be provided.
1372 (prefetch_32, prefetch_64): Delete.
1373 (prefetch_cc, prefetch_nocc): New patterns.
1375 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1377 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1379 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1382 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1383 exceeds maximum alignment for global common data.
1384 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1385 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1387 2004-01-15 Roger Sayle <roger@eyesopen.com>
1389 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1391 2004-01-15 Roger Sayle <roger@eyesopen.com>
1393 * harg-reg-set.h (reg_class_names): Prototype global array.
1394 * regclass.c (reg_class_names): Declare here and initialize to
1396 (dump_regclass): Remove local declaration of reg_class_names.
1397 (regclass): Likewise.
1398 * cfg.c (dump_flow_info): Likewise.
1399 * ra-debug.c (reg_class_names): Likewise.
1400 * regrename.c (reg_class_names): Likewise.
1401 * reload.c (reg_class_names): Likewise.
1402 * reload1.c (spill_failure): Likewise.
1403 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1405 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1407 * config/s390/s390.md ("reload_outti"): Remove predicate for
1408 output operand. Abort if operand is not a MEM.
1409 ("reload_outdi", "reload_outdf"): Likewise.
1411 2005-01-15 Marc Espie <espie@openbsd.org>
1413 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1414 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1415 * config/openbsd.h: Fix C++ includes for native configurations.
1416 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1417 Add trampoline support.
1418 * config/i386/openbsdelf.h: New.
1420 2005-01-15 Marc Espie <espie@openbsd.org>
1422 * collect2.c (main): Explicitly parse -dynamic-linker option.
1424 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1426 PR tree-optimization/19060
1427 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1428 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1429 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1430 and handle extract_range_from_cond returning false.
1431 * fold-const.c (fold): Optimize comparisons with min/max even for
1432 width > HOST_BITS_PER_WIDE_INT.
1434 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1436 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1437 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1438 Remove little endian multilib variants.
1439 Add mips32 multilib variant.
1441 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1443 * explow.c (copy_all_reg, stabilize): Remove.
1444 * expr.h: Remove the corresponding prototypes.
1446 * rtlanal.c (regs_set_between_p): Remove.
1447 * rtl.h: Remove the corresponding prototype.
1449 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1451 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1452 to rs6000_nonimmediate_operand.
1453 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1454 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1455 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1456 rs6000_nonimmediate_operand.
1457 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1458 rs6000_nonimmediate_operand.
1460 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1462 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1464 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1466 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1468 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1469 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1471 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1472 (rs6k_nonimmediate_operand): New.
1473 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1475 (legitimate_lo_sum_address_p): Same.
1476 (rs6000_legitimize_address): Same.
1477 (rs6000_legitimize_reload_address): Same.
1478 (rs6000_legitimate_address): Same.
1479 (spe_build_register_parallel): Pass DF and DC modes in a DI
1482 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1483 to rs6k_nonimmediate_operand.
1485 * config/rs6000/spe.md ("*frob_df_di"): New.
1486 ("*frob_di_df"): New.
1487 ("*frob_di_df_2"): New.
1488 ("*mov_sidf_e500_subreg0"): New.
1489 ("*mov_sidf_e500_subreg4"): New.
1490 ("*movdf_e500_double"): Change predicate to
1491 rs6k_nonimmediate_operand.
1493 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1495 * postreload.c (move2add_note_store): Only call
1496 trunc_int_for_mode on scalar integers.
1498 2005-01-14 Steven Bosscher <stevenb@suse.de>
1500 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1501 replace BB_VISITED uses.
1502 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1503 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1504 (tree_dce_done): Free visited_control_parents.
1505 (perform_tree_ssa_dce): Allocate and clear it.
1506 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1507 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1508 instead of BB_VISITED.
1510 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1512 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1513 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1514 Remove unused prototypes.
1516 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1518 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1519 64-bit register usage.
1520 (spe_func_has_64bit_regs_p): Add FIXME note.
1522 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1524 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1525 flag_finite_math_only with flag_unsafe_math_optimizations.
1527 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1529 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1531 (__tpf_eh_return): Copy TPF private stack area from the module
1532 boundary stack frame. Add check for when module addresses are
1533 equal, but no stub address is found.
1535 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1538 * arm.h (struct machine_function): Add call_via field.
1539 (thumb_call_via_label): Declare.
1540 * arm.c (thumb_call_via_label): New variable.
1541 (thumb_call_reg_needed): New variable.
1542 (arm_output_function_epilogue): For Thumb code, output any per-function
1543 call-indirect trampolines.
1544 (thumb_call_via_reg): New function.
1545 (arm_file_end): New function.
1546 (TARGET_ASM_FILE_END): Call arm_file_end.
1547 (aof_file_end): Likewise.
1548 * arm-protos.h (thumb_call_via_reg): Declare.
1549 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1550 thumb_call_via_reg in normal case.
1552 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1555 PR rtl-optimization/19348
1556 * recog.c (peephole2_optimize): Do global life update if some peephole
1557 decides it doesn't need at least one of its inputs and that change
1558 influences liveness at the start of the basic block.
1560 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1561 arguments instead of 1.
1563 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1566 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1567 zero for nested functions needing a static chain or functions
1568 with a non-constant address.
1570 2005-01-13 Roger Sayle <roger@eyesopen.com>
1572 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1573 (and (sign_extend X) C) into (zero_extend (and X C)).
1575 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1577 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1579 2005-01-13 Richard Henderson <rth@redhat.com>
1584 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1585 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1586 not just TARGET_SSE.
1587 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1588 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1589 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1590 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1591 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1592 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1593 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1594 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1595 (movdicc_c_rex64): Rename with '*'.
1596 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1597 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1598 (movsfcc_1_387): Rename from movsfcc_1.
1599 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1600 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1601 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1602 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1603 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1604 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1605 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1606 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1607 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1608 sse_movdfcc_const0_4): Remove.
1609 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1610 recognize min/max early. Update for changed sse cmove patterns.
1611 (ix86_split_sse_movcc): New.
1612 * config/i386/i386-protos.h: Update.
1614 2005-01-13 Steven Bosscher <stevenb@suse.de>
1616 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1617 (fix_stmt_v_may_defs): Likewise.
1619 2005-01-13 Richard Henderson <rth@redhat.com>
1621 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1622 for converting the mask.
1624 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1626 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1629 2005-01-13 Richard Henderson <rth@redhat.com>
1631 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1632 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1633 IX86_BUILTIN_MOVDQ2Q): Remove.
1634 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1635 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1636 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1638 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1639 (sse2_pextrw): Fix immediate constraint.
1640 (sse2_loadq, sse2_loadq_rex64): Remove.
1641 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1642 Use __builtin_ia32_vec_ext_<size>.
1643 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1645 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1647 * function.c (assign_parm_setup_block): Look inside original
1648 entry_parm when inspecting PARALLEL.
1650 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1651 Joel Sherrill <joel@oarcorp.com>
1654 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1655 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1656 rtems_gxx_recursive_mutex_init.
1657 (__gthread_recursive_mutex_lock): New function.
1658 (__gthread_recursive_mutex_trylock): Likewise.
1659 (__gthread_recursive_mutex_unlock): Likewise.
1661 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1663 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1665 2005-01-13 Jan Beulich <jbeulich@novell.com>
1667 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1668 (ashrti3_internal): Indicate output is early clobber. Generate result
1669 into output rather than first input. Use move for low word of output
1670 if shift count is exactly 64.
1671 (lshrti3_internal): Likewise.
1673 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1677 * reload1.c (delete_output_reload): Don't delete an output reload
1678 if the pseudo lives longer than a single basic block. Adjust and
1679 improve wording of comment.
1681 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1684 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1685 of TYPE_SIZE where we mean the number of bytes.
1687 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1689 * function.c (assign_parm_setup_block): Relax condition on
1690 multi-register optimization.
1692 2005-01-12 Nick Clifton <nickc@redhat.com>
1694 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1695 an "in_delay_slot" attribute of "no" to prevent them being used in
1696 delay slots. This is forbidden because they might generate
1699 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1702 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1705 2005-01-12 Nick Clifton <nickc@redhat.com>
1707 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1708 passed on to GAS) but do not define, as GAS no longer supports or
1709 needs the -m2000 option.
1711 2005-01-11 Roger Sayle <roger@eyesopen.com>
1713 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1714 type as args of unprototyped builtins aren't automatically promoted.
1715 (fold_builtin_abs): Likewise.
1717 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1719 * Makefile.in: Set a `build-warn' variable.
1721 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1723 PR tree-optimization/17949
1724 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1725 (find_interesting_uses_address): Use it.
1727 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1729 * regrename.c (kill_value): Handle subreg's that won't simplify.
1731 2005-01-11 Richard Henderson <rth@redhat.com>
1734 * config/i386/i386.h (enum ix86_builtins): Move ...
1735 * config/i386/i386.c: ... here.
1736 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1737 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1738 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1739 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1740 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1741 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1742 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1743 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1744 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1745 IX86_BUILTIN_LOADDDUP): Remove.
1746 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1747 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1748 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1749 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1750 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1751 (ix86_init_builtins): Make static.
1752 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1753 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1754 if all the modes match. Otherwise, fake it.
1755 (get_element_number, ix86_expand_vec_init_builtin,
1756 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1757 (ix86_expand_builtin): Make static. Update for changed builtins.
1758 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1759 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1760 (ix86_expand_vector_init_duplicate): New.
1761 (ix86_expand_vector_init_low_nonzero): New.
1762 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1763 Split out from ix86_expand_vector_init; handle integer modes.
1764 (ix86_expand_vector_init): Use them.
1765 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1766 * config/i386/i386-protos.h: Update.
1767 * config/i386/predicates.md (reg_or_0_operand): New.
1768 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1769 (movv2sf_internal): Likewise. And a splitter to match them all.
1770 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1771 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1772 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1773 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1774 (mmx_pinsrw): Fix operand ordering.
1775 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1776 rather than sse_loadss expander.
1777 (movv2df splitter): Similarly.
1778 (sse_loadss, sse_loadlss): Remove.
1779 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1780 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1781 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1782 (sse3_movddup): Rename with '*'.
1783 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1784 (sse2_loadsd): Remove.
1785 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1786 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1787 (sse2_pinsrw): Fix argument ordering.
1788 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1789 (sse2_stored): Remove 'r' destination.
1790 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1791 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1792 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1793 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1794 vec_extractv16qi, vec_initv16qi): New.
1796 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1797 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1798 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1800 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1801 (_mm_load_si128, _mm_store_si128): Likewise.
1802 (_mm_load1_pd): Use _mm_set1_pd.
1803 (_mm_load_sd): Use _mm_set_sd.
1804 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1805 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1806 (_mm_set_epi64): Use _mm_set_epi64x.
1807 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1808 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1809 _mm_setr_epi8): Use _mm_set_foo form.
1810 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1811 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1812 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1813 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1814 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1815 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1816 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1817 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1818 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1819 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1820 (_mm_movedup_pd): Use _mm_shuffle_pd.
1821 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1822 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1823 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1824 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1826 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1827 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1828 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1829 (_mm_store_ps): Use raw dereference.
1830 (_mm_store1_ps): Use _mm_storeu_ps.
1831 (_mm_storer_ps): Use _mm_store_ps.
1832 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1833 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1835 2005-01-11 Stan Shebs <shebs@apple.com>
1837 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1838 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1840 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1843 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1844 Skip all DECLs except for FIELD_DECLs.
1846 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1848 * config/s390/s390.c (override_options): Return error if
1849 -mbackchain, -mpacked-stack and -mhard-float are used together.
1850 (s390_va_start): Remove the backchain && packed-stack special case.
1851 (s390_gimplify_va_arg): Likewise.
1852 * doc/invoke.texi: Remove the ABI incompatibility note.
1854 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1856 * config/s390/s390.c (struct s390_frame_layout): Remove
1858 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1859 save_backchain_p with TARGET_BACKCHAIN.
1861 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1864 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1865 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1866 * function.c (locate_and_pad_parm): Set new field.
1867 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1868 Tweak where_pad test to include "none". Always set mem align for
1870 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1871 not sufficient for type.
1872 (assign_parm_setup_block): If stack_parm is zero on entry, always
1873 make a new stack local. Block move old stack parm if necessary
1874 to new aligned stack local.
1875 (assign_parm_setup_stack): Use a block move to handle
1876 potentially misaligned entry_parm.
1877 (assign_parms_unsplit_complex): Specify required alignment when
1878 creating stack local.
1879 * calls.c (compute_argument_addresses): Override alignment of stack
1880 arg calculated from its type with the alignment given by
1881 FUNCTION_ARG_BOUNDARY.
1882 (store_one_arg): Likewise.
1884 2005-01-11 Jan Beulich <jbeulich@novell.com>
1886 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1887 Change respective itanium_class attribute to ialu.
1888 (shladdp4_internal): New.
1889 * config/ia64/predicates.md (shladd_log2_operand): New.
1891 2005-01-11 Richard Henderson <rth@redhat.com>
1893 * expr.c (store_constructor): Use rtvec_alloc instead of
1894 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1896 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1898 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1900 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1902 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1903 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1904 (TARGET_RWRELOC): Define.
1905 (ia64_rwreloc_section_type_flags): Delete.
1906 (ia64_section_type_flags): New function.
1907 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1908 (TARGET_RWRELOC): Define.
1910 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1913 * config/ia64/ia64.c (process_set): For alloc insn, only call
1914 process_epilogue is !frame_pointer_needed.
1916 2005-01-10 Roger Sayle <roger@eyesopen.com>
1919 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1920 unary operator and can't be treated as a binary/comparison operator.
1922 2005-01-10 Richard Henderson <rth@redhat.com>
1924 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1925 (ix86_return_in_memory): Likewise.
1926 (function_arg_advance): Likewise. Mirror structure in function_arg
1927 for choosing register to advance.
1929 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1931 * tree-vectorizer.c, tree.def: Fix comment typos.
1933 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1935 * config/s390/s390.c (struct processor_costs): 4 new fields:
1936 ddbr, ddr, debr, der.
1937 (s390_rtx_costs): More precise handling of divide instructions.
1939 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1941 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1943 2005-01-10 Jan Beulich <jbeulich@novell.com>
1945 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1946 names resulting from -ffunction-sections/-fdata-sections and linkonce
1948 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1949 based on the section name. Rearrange the section name comparison logic
1950 slightly so that each section name is compared against at most once.
1952 2005-01-10 Ben Elliston <bje@au.ibm.com>
1954 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1955 targets for which -fPIC reduces limitations on the GOT size.
1957 2005-01-09 Falk Hueffner <falk@debian.org>
1959 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1962 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1965 * collect2.c (main): Set aixrtl_flag for -brtl option.
1966 (resolve_lib_name): Search for .so file extension before .a
1969 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1971 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1972 (vect_analyze_data_refs_alignment): Add dump prints.
1974 2005-01-09 Ira Rosen <irar@il.ibm.com>
1976 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1977 expr_invariant_in_loop_p.
1978 Initialize outputs first thing in the function.
1979 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1980 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1981 (vect_analyze_pointer_ref_access): Check that the initial condition of
1982 the access function is loop invariant.
1984 2005-01-09 Richard Henderson <rth@redhat.com>
1986 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1987 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1988 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1989 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1990 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1991 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1992 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1993 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1994 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1995 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1996 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1997 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1998 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1999 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2000 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2001 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2002 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2003 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2004 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2005 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2006 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2007 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2008 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2010 (mmx_clrdi, pavgusb): Remove.
2011 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2012 with leading sse_ prefix.
2013 * config/i386/sse.md: Receive them.
2014 * config/i386/mmx.md: New file.
2015 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2016 (subrv2sf3): Turn into expander for normal subtraction.
2017 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2018 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2019 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2020 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2021 commutative; use ix86_binary_operator_ok.
2022 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2023 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2024 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2025 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2026 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2027 Macroize from existing patterns; use ix86_binary_operator_ok.
2028 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2029 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2030 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2031 with vec_select+vec_concat.
2032 (mmx_pshufw, mmx_pshufw_1): Likewise.
2033 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2034 (mmx_uavgv4hi3): Model correctly.
2035 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2036 _mm_xor_si64): Remove casts.
2038 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2040 PR tree-optimization/19224
2041 * tree-scalar-evolution.c (get_instantiated_value,
2042 set_instantiated_value): New functions.
2043 (instantiate_parameters_1): Cache the results.
2044 (instantiate_parameters, resolve_mixers): Initialize and free
2047 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2049 * config/i386/i386.md (addhi_4): Correct reference in comment.
2052 2005-01-08 Richard Henderson <rth@redhat.com>
2054 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2055 (_mm_cvtsi128_si64x): Likewise.
2056 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2057 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2058 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2059 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2060 * config/i386/i386-protos.h: Update.
2061 * config/i386/i386.c (print_operand): Add 'H'.
2062 (ix86_fixup_binary_operands): Split out from ...
2063 (ix86_expand_binary_operator): ... here.
2064 (ix86_fixup_binary_operands_no_copy): New.
2065 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2066 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2067 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2068 (safe_vector_operand): Use CONST0_RTX.
2069 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2070 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2071 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2072 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2074 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2075 (IX86_BUILTIN_CMPNGESS): New.
2076 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2077 (attr type): Add sselog1.
2078 (attr unit, attr memory): Handle it.
2079 (movti, movti_internal, movti_rex64): Move near other integer moves.
2080 (movtf, movtf_internal): Move near other fp moves.
2081 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2082 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2083 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2084 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2085 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2086 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2087 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2088 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2089 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2090 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2091 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2092 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2093 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2094 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2095 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2096 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2097 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2098 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2099 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2100 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2101 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2102 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2103 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2104 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2105 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2106 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2107 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2108 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2109 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2110 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2111 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2112 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2113 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2114 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2115 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2116 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2117 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2118 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2119 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2120 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2121 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2122 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2123 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2124 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2126 (SSEPUSH, push<SSEPUSH>): Remove.
2127 (MMXPUSH, push<MMXPUSH>): Remove.
2128 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2129 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2130 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2131 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2132 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2133 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2134 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2135 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2136 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2137 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2138 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2139 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2140 (ppro_sse_log_V4SF): Handle sselog1.
2141 * config/i386/predicates.md (const_0_to_1_operand): New.
2142 (const_0_to_255_mul_8_operand): New.
2143 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2144 (const_2_to_3_operand, const_4_to_7_operand): New.
2145 * config/i386/sse.md: New file.
2146 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2147 (sse_movups): Rename from sse_movups_1.
2148 (sse_loadlss): Rename from sse_loadss_1.
2149 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2151 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2152 (absv4sf2, negv2df, absv2df): New.
2153 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2154 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2155 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2156 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2157 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2158 (sse3_addsubv4sf3): Model correctly.
2159 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2160 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2161 (sse_movhlps): Model with vec_select+vec_concat.
2162 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2163 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2164 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2165 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2166 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2167 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2168 sse2_pshufhw_1): Likewise.
2169 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2170 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2171 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2172 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2173 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2174 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2175 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2176 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2177 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2178 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2179 sminv8hi3): Mark commutative
2180 operands. Use ix86_binary_operator_ok.
2181 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2182 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2183 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2184 sse2_punpcklqdq): Allow operand2 in memory.
2185 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2186 sse2_movsd): Add memory alternatives.
2187 (sse_storelps): Turn expander into an insn; split after reload.
2188 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2189 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2191 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2193 * configure.ac (DWARF-2 debug_line): Use objdump.
2194 * configure: Regenerate.
2196 2005-01-08 Jeff Law <law@redhat.com>
2197 Diego Novillo <dnovillo@redhat.com>
2199 PR tree-optimization/18241
2200 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2201 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2202 statements with volatile operands.
2203 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2204 operands after marking a statement with has_volatile_ops.
2206 2005-01-08 Roger Sayle <roger@eyesopen.com>
2208 * tree.c (int_fits_type_p): Always honor integer constant
2209 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2211 2005-01-08 Roger Sayle <roger@eyesopen.com>
2213 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2214 the latent bug in rtl_delete_block has been resolved.
2216 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2218 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2219 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2221 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2223 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2224 library as @multilib_dir@/$(SHLIB_SONAME).
2226 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2228 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2229 * configure: Regenerate.
2231 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2233 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2236 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2239 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2240 Convert non-word aligned offset address using ld/std into
2243 2005-01-07 Richard Henderson <rth@redhat.com>
2245 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2247 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2249 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2251 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2253 PR tree-optimization/19283
2254 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2255 is not shorter than the original type.
2257 PR rtl-optimization/19012
2258 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2260 PR rtl-optimization/18861
2261 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2262 (FULL_STATE): Define.
2263 (mark_tablejump_edge): New function.
2264 (purge_dead_tablejump_edges): New function.
2265 (find_bb_boundaries): Use it.
2267 PR tree-optimization/18828
2268 * builtins.c (expand_builtin_next_arg): Remove argument and all
2269 the argument checking.
2270 (expand_builtin): Adjust caller.
2271 (expand_builtin_va_start): Likewise. Remove error for too many
2273 (fold_builtin_next_arg): Issue error for too many arguments.
2274 After checking arguments, replace them with magic arguments that
2275 prevent further checking of the args.
2277 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2279 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2281 2005-01-06 Roger Sayle <roger@eyesopen.com>
2284 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2285 and %{.S:...} (and their negative variants) to test whether the
2286 input file is assembler or pre-processed-assembler independent of
2287 the actual filename extension.
2289 2005-01-06 Roger Sayle <roger@eyesopen.com>
2291 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2292 of sign or zero extended values.
2294 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2296 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2297 for IBM long double format correctly.
2299 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2301 Fix PR tree-optimization/18792
2303 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2304 to first_loop_depth, and use loop depth instead of loop number.
2305 (build_classic_dir_vector): Ditto.
2306 (compute_data_dependences_for_loop): Use depth, not loop number.
2307 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2308 number. Pass in loops, instead of loop numbers.
2309 (gather_interchange_stats): Ditto.
2310 (linear_transform_loops): Ditto.
2312 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2315 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2316 biv_fits_mode_p, extension_within_bounds_p): New functions.
2317 (check_ext_dependent_givs): Use them.
2319 2005-01-06 Roger Sayle <roger@eyesopen.com>
2321 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2322 more than one barrier, in which case we should delete them all.
2324 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2326 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2328 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2330 Fix PR middle-end/19286
2332 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2333 output this subprogram, simply ignore this attempt to do it again.
2334 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2335 origin attribute if it's not possible.
2336 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2337 (decls_for_scope): Ditto.
2338 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2339 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2341 2005-01-05 Richard Henderson <rth@redhat.com>
2344 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2345 (bdesc_2arg): Use it.
2346 (ix86_expand_binop_builtin): Force operands into registers
2348 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2349 ix86_expand_sse_compare, ix86_expand_sse_comi,
2350 ix86_expand_builtin): Likewise.
2352 2005-01-05 Richard Henderson <rth@redhat.com>
2354 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2356 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2357 (mulv4hi3): Set itanium_class mmmul.
2358 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2359 (fpack): Rename from fpack_sfsf.
2361 2005-01-05 Richard Henderson <rth@redhat.com>
2364 * reload1.c (do_input_reload): Restrict the optimization deleteing
2365 a previous output reload to RELOAD_FOR_INPUT.
2367 2005-01-05 Steven Bosscher <stevenb@suse.de>
2369 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2370 comment that we fall through after case.
2371 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2372 (distribute_links): Likewise.
2373 * cse.c (cse_insn): Likewise.
2374 * cselib.c (cselib_invalidate_mem): Likewise.
2375 * df.c: Update comments at the top of the file.
2376 (read_modify_subreg_p): Update comments here too.
2377 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2378 * flow.c (mark_set_1): Likewise.
2379 (mark_used_regs): Likewise.
2380 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2381 (canon_list_insert): Likewise.
2382 (mark_set): Likewise.
2383 (try_replace_reg): Likewise.
2384 (store_killed_in_insn): Likewise.
2385 * loop.c (count_one_set): Likewise.
2386 (basic_induction_var): Likewise.
2387 * postreload-gcse.c (find_mem_conflicts): Likewise.
2388 * postreload.c (reload_combine_note_store): Likewise.
2389 (move2add_note_store): Likewise.
2390 * reload.c (find_equiv_reg): Likewise.
2391 (mark_referenced_resources): Likewise.
2392 * rtlanal.c (set_noop_p): Likewise.
2393 (note_stores): Likewise.
2394 (note_uses): Likewise.
2395 * sched-deps.c (sched_analyze_1): Likewise.
2396 * sched-rgn.c (check_live_1): Likewise.
2397 (update_live_1): Likewise.
2398 * config/i860/i860.c: Likewise.
2400 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2402 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2404 * doc/rtl.texi: Update documentation for bit-fields and SET.
2406 2005-01-05 Roger Sayle <roger@eyesopen.com>
2408 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2410 2005-01-05 Jan Hubicka <jh@suse.cz>
2411 Richard Henderson <rth@redhat.com>
2414 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2417 2005-01-05 Richard Henderson <rth@redhat.com>
2420 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2421 (sse_shufps): Change operand 3 to const_int_operand.
2422 (sse2_storelps): Fix typo in template.
2423 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2424 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2425 (ix86_expand_builtin): Likewise.
2427 2005-01-05 Julian Brown <julian@codesourcery.com>
2429 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2430 as aggregates for AAPCS ABIs.
2432 2005-01-05 Stan Shebs <shebs@apple.com>
2434 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2435 Mach-O getters if ppc64.
2436 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2438 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2439 signed four-byte field for global code case.
2440 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2442 2005-01-05 Roger Sayle <roger@eyesopen.com>
2445 * c-common.c: Include real.h.
2446 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2447 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2448 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2449 * Makefile.in (c-common.o): Update dependencies.
2451 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2453 * c-parse.in (asm_string): Add trailing semicolon.
2455 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2457 * c-parse.in (asm_string): New. Don't allow wide strings in
2459 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2460 asm_string instead of STRING.
2462 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2464 * c-typeck.c (constructor_no_implicit): Remove.
2465 (set_designator, process_init_element): Don't check
2466 constructor_no_implicit.
2468 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2469 Kaz Kojima <kkojima@gcc.gnu.org>
2472 * lcm.c (create_pre_exit): New.
2473 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2474 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2476 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2478 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2479 -msoft-float in target_float_switch.
2480 * arm.c (arm_override_options): Fix processing of target_float_switch.
2482 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2484 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2487 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2489 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2490 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2492 2005-01-04 Roger Sayle <roger@eyesopen.com>
2494 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2495 if deleting the then-block allows the test-block to fallthru to the
2498 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2501 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2502 after the full declaration if the are in two different TUs.
2504 2005-01-04 Richard Henderson <rth@redhat.com>
2507 * tree-sra.c (generate_one_element_init): Just
2508 call gimplify_and_add.
2509 (generate_element_init): Record the
2510 new referenced variables and mark them for renaming
2511 and split out to ...
2512 (generate_element_init_1): This.
2513 (scalarize_init): Don't call push_gimplify_context/
2514 pop_gimplify_context.
2516 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2518 * toplev.c (get_src_pwd): Handle failure of getpwd().
2520 2005-01-04 Roger Sayle <roger@eyesopen.com>
2522 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2524 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2525 all the cases handled by it are inverted by invert_truthvalue.
2527 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2529 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2530 (save_register_windowsi): Likewise.
2532 2005-01-04 Richard Henderson <rth@redhat.com>
2534 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2536 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2539 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2540 any simplifications of vector mode comparison operators.
2541 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2543 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2544 Devang Patel <dpatel@apple.com>
2546 PR tree-optimization/18308
2547 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2548 the operands before creating a new expression.
2549 * dojump.c (do_jump): Make drop_through_label available
2550 for all cases. Add expansion of COND_EXPR.
2552 2005-01-04 Ira Rosen <irar@il.ibm.com>
2554 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2555 INTEGER_CST instead of TREE_CONSTANT.
2556 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2557 instead of TREE_CONSTANT.
2558 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2559 instead of TREE_CONSTANT.
2561 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2563 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2565 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2568 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2569 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2571 2005-01-03 Richard Henderson <rth@redhat.com>
2573 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2574 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2575 fold_convert_const_real_from_real): Split out from ...
2576 (fold_convert_const): ... here.
2578 2005-01-03 Richard Henderson <rth@redhat.com>
2581 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2582 (mov<MMXMODEI>_internal): Likewise.
2583 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2584 Add V2SF case; use it for SSE1; don't use TI.
2585 (movdf_integer): Likewise.
2586 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2588 2005-01-03 Ira Rosen <irar@il.ibm.com>
2590 * tree-vectorizer.c (vect_strip_conversions): New function.
2591 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2592 check for binary class.
2594 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2598 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2600 * gimple-low.c (mark_blocks_with_used_vars): New function.
2601 (mark_blocks_with_used_subblocks): Ditto.
2602 (mark_used_blocks): Ditto.
2603 (pass_mark_used_blocks): New pass.
2604 * tree-inline.c: Include debug.h.
2605 (expand_call_inline): Call outlining_inline_function here.
2606 * tree-optimize.c (init_tree_optimization_passes): Add
2607 pass_mark_used_blocks.
2608 * tree-pass.h (pass_mark_used_blocks): New.
2609 * Makefile.in (tree-inline.o): Add debug.h dependency.
2611 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2613 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2614 VAR_DECLs to have weak_import attribute.
2616 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2619 2004-01-03 Steven Bosscher <stevenb@suse.de>
2621 * passes.c (rest_of_compilation): Don't run regmove if only
2622 flag_expensive_optimizations, require flag_regmove instead.
2624 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2626 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2628 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2629 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2630 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2631 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2633 2005-01-03 Richard Henderson <rth@redhat.com>
2635 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2636 (ia64_const_ok_for_letter_p): New.
2637 (ia64_const_double_ok_for_letter_p): New.
2638 (ia64_extra_constraint): New.
2639 (ia64_expand_vecint_compare): New.
2640 (ia64_expand_vcondu_v2si): New.
2641 (ia64_expand_vecint_cmov): New.
2642 (ia64_expand_vecint_minmax): New.
2643 (ia64_print_operand): Add 'v'.
2644 (ia64_preferred_reload_class): New.
2645 (ia64_vector_mode_supported_p): New.
2646 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2647 (PREFERRED_RELOAD_CLASS): Move to function.
2648 (CONST_OK_FOR_LETTER_P): Move to function.
2649 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2650 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2651 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2652 (EXTRA_CONSTRAINT): Move to function.
2653 * config/ia64/ia64.md: Include vect.md.
2654 (itanium_class): Add mmalua.
2656 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2658 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2659 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2661 (const_int_2bit_operand): New.
2662 (fr_reg_or_0_operand): New.
2663 * config/ia64/ia64-modes.def: Add vector modes.
2664 * config/ia64/ia64-protos.h: Update.
2665 * config/ia64/vect.md: New file.
2667 2005-01-03 Richard Henderson <rth@redhat.com>
2669 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2671 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2674 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2676 (log1pdf2): Change mode of operands[0,1] to DFmode.
2678 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2680 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2681 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2682 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2683 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2684 SPARC_RELAXED_ORDERING.
2686 2005-01-03 Richard Henderson <rth@redhat.com>
2687 Uros Bizjak <uros@kss-loka.si>
2690 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2691 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2692 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2694 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2695 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2696 const_pow2_1_to_128_operand): New predicates.
2698 2005-01-02 Greg McGary <greg@mcgary.org>
2700 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2702 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2703 object. [ptr_type]: Remove unused variable.
2704 Remember nearest addressable array-element or record-component
2705 when checking bitfield components. Tolerate empty BIND_EXPR.
2707 2005-01-01 Richard Henderson <rth@redhat.com>
2709 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2710 that don't narrow the value. Fail for other conversions.
2712 2005-01-01 Richard Henderson <rth@redhat.com>
2715 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2716 * c-lang.c (finish_file): Don't do it here.
2717 * objc/objc-act.c (objc_finish_file): Likewise.
2719 * cgraph.c (decl_assembler_name_equal): New.
2720 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2721 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2722 * cgraph.h (struct cgraph_varpool_node): Add next.
2723 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2724 * varasm.c (assemble_alias): Mark the target as needed.
2726 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2729 * function.c (get_arg_pointer_save_area): Use entry_of_function
2730 instead of get_insns.
2732 2005-01-01 Roger Sayle <roger@eyesopen.com>
2733 Andrew Pinski <pinskia@physics.uc.edu>
2734 James E. Wilson <wilson@specifixinc.com>
2736 PR rtl-optimization/12092
2737 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2740 2005-01-01 Roger Sayle <roger@eyesopen.com>
2741 Olivier Hainque <hainque@act-europe.fr>
2743 * tree.c (int_fits_type_p): A narrower type always fits in a
2744 wider one, except for negative values into unsigned types.
2746 2005-01-01 Roger Sayle <roger@eyesopen.com>
2748 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2749 with the original constant rather than require TREE_OVERFLOW.
2751 2005-01-01 Steven Bosscher <stevenb@suse.de>
2754 * c-decl.c (finish_function): If compiling C99, annotate the
2755 compiler generated return with the current file name and line 0.
2756 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2757 the source line is greater than 0.
2758 (remove_bb): Likewise.
2760 See ChangeLog.12 for earlier changes.