1 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3 * cse.c (fold_rtx) <PC>: Don't optimize.
5 2005-01-28 Jeff Law <law@redhat.com>
7 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
10 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
13 cse_reg_info_used_list_end): Remove.
14 (cse_reg_info_list, cse_reg_info_list_free): New.
15 (get_cse_reg_info): When allocating an instance of
16 cse_reg_info, add it to the beginning of the cse_reg_info_list
17 list. Remove code to maintain cse_reg_info_used_list.
18 (new_basic_block): Reset the free list to the beginning of
21 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
23 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
24 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
25 (frv_expand_mdpackh_builtin): New function.
26 (frv_expand_builtin): Use it to expand __MDPACKH.
27 * doc/extend.texi (__MDPACKH): Update documentation.
29 2005-01-28 Uros Bizjak <uros@kss-loka.si>
31 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
32 SSE_FLOAT_MODE_P for use_sse computation.
34 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
37 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
39 2005-01-27 Richard Henderson <rth@redhat.com>
41 * builtins.c (expand_builtin_copysign): New.
42 (expand_builtin): Call it.
43 * genopinit.c (optabs): Add copysign_optab.
44 * optabs.c (init_optabs): Initialize it.
45 (expand_copysign): New.
46 * optabs.h (OTI_copysign, copysign_optab): New.
47 (expand_copysign): Declare.
49 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
50 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
52 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
53 (ix86_expand_fp_absneg_operator): ... here.
54 (ix86_split_copysign): New.
55 * config/i386/i386-protos.h: Update.
56 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
57 (copysignsf3, copysigndf3): New.
59 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
60 (copysignsf3, ncopysignsf3): New.
61 (copysigndf3, ncopysigndf3): New.
62 (copysignxf3, ncopysignxf3): New.
63 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
65 2005-01-27 Arend Bayer <arend.bayer@web.de>
66 Kazu Hirata <kazu@cs.umass.edu>
68 * cse.c: (find_best_addr): Don't call copy_rtx before calling
69 fold_rtx. Save cost recomputation if fold_rtx did nothing.
70 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
73 2005-01-27 Jeff Law <law@redhat.com>
75 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
76 definitions of SSA_NAMEs which are not being rewritten.
77 (rewrite_ssa_into_ssa): Only initialize the current definition
78 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
79 If checking is enabled, assert that SSA_NAME_AUX is clear for all
80 SSA_NAMEs before returning.
82 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
84 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
85 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
86 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
87 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
88 config/mips/iris6.h, config/sh/sh.c: Update copyright.
90 2005-01-27 Steven Bosscher <stevenb@suse.de>
93 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
94 higher to -O2 and higher. Likewise for tree PRE.
95 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
98 2005-01-27 Ian Lance Taylor <ian@c2micro.com>
101 * gimple-low.c (try_catch_may_fallthru): New static function.
102 (block_may_fallthru): Handle TRY_CATCH_EXPR.
103 * tree-inline.c (expand_call_inline): Don't warn about reaching
104 the end of a non-void function being inlined if the function uses
107 2005-01-27 Jakub Jelinek <jakub@redhat.com>
109 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
112 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
113 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
114 (implicitly_declare): Handle error_mark_node.
116 2005-01-27 Richard Henderson <rth@redhat.com>
119 * tree.h (struct tree_decl): Add debug_expr_is_from.
120 (DECL_DEBUG_EXPR_IS_FROM): New.
121 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
122 * dwarf2out.c (dwarf2out_var_location): Update to match.
123 * tree-outof-ssa.c (create_temp): Likewise.
124 * var-tracking.c (track_expr_p): Likewise.
125 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
126 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
127 * toplev.c (default_tree_printer): Likewise.
129 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
131 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
132 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
134 2005-01-27 Steven Bosscher <stevenb@suse.de>
136 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
137 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
138 ASM_CLOBBERS): Add tree checks.
140 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
141 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
142 * c-common.def (SWITCH_STMT): Update to match.
143 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
144 macros instead of SWITCH_EXPR ones.
145 * c-dump.c (c_dump_tree): Likewise.
146 * c-gimplify.c (gimplify_switch_stmt): Likewise.
147 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
149 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
151 2005-01-27 Alan Modra <amodra@bigpond.net.au>
153 * unwind-dw2.c (execute_stack_op): Add missing cases for
154 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
156 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
158 * config.gcc (Obsolete configurations): Remove 'dummy', add
159 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
162 2005-01-26 Diego Novillo <dnovillo@redhat.com>
164 PR tree-optimization/19633
165 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
167 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
168 are no call-clobbered variables.
169 * tree-outof-ssa.c (check_replaceable): Return false for calls
172 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
174 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
175 even for variables with NULL DECL_INITIAL.
177 2005-01-26 Stuart Hastings <stuart@apple.com>
179 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
181 2005-01-26 Richard Henderson <rth@redhat.com>
184 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
186 * expr.c (store_field): Strip conversions to odd-bit-sized types
187 if the destination field width matches.
189 2005-01-26 Richard Henderson <rth@redhat.com>
191 * c-decl.c, expmed.c, expr.c: Revert last change.
193 2005-01-26 Richard Henderson <rth@redhat.com>
196 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
198 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
199 if we don't need the bits above those present in the current mode.
200 * expr.c (store_field): Strip conversions to odd-bit-sized types
201 if the destination field width matches.
203 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
205 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
206 either -ffast-math or -funsafe-math-optimizations is in use.
208 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
212 * config/avr/avr.c (notice_update_cc): Only set condition code for
213 ashrqi3 if shift count > 0.
214 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
215 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
216 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
217 count <= 0 as a no-op, and shift count >= width by copying zero
218 or sign bit to all bits of the result.
219 * config/avr/avr.md (all shifts): Add alternatives for zero shift
220 count, with attribute "length" set to 0 and "cc" set to "none".
222 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
224 * doc/invoke.texi: Document -mTLS.
226 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
227 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
228 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
229 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
230 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
231 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
232 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
233 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
235 * configure.ac: Check for a TLS capable gas.
237 * configure: Regenerate.
239 2005-01-26 Richard Henderson <rth@redhat.com>
242 * combine.c (make_field_assignment): Simplify store to zero_extract
243 from a source with an overlapping mask.
245 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
247 2004-11-11 Eric Christopher <echristo@redhat.com>
249 * config/frv/frv.md: Add fr400_integer automaton. Don't
250 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
253 2005-01-26 Steven Bosscher <stevenb@suse.de>
256 * cfgbuild.c (make_edges): Do not clear or set
257 current_function_has_computed_jump.
258 * function.h (struct function): Remove the has_computed_jump field.
259 (current_function_has_computed_jump): Do not define.
260 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
261 in a computed jump. Ignore current_function_has_computed_jump.
263 2005-01-26 Richard Henderson <rth@redhat.com>
266 * expr.c (categorize_ctor_elements): New argument p_must_clear.
267 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
269 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
270 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
271 objects into static storage if they have more than one non-zero value.
272 * tree.h (categorize_ctor_elements): Update decl.
274 2005-01-26 Steven Bosscher <stevenb@suse.de>
277 * tree.h (CALL_EXPR_TAILCALL): Add comment.
278 * calls.c (check_sibcall_argument_overlap_1): Revert the change
279 to this function from 2004-07-10.
280 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
281 the current function for tail call optimizations if the address
282 of one of it its arguments is taken.
284 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
286 * cse.c (fold_rtx): Call equiv_constant only when necessary.
288 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
290 * function.c (expand_function_end): If current_function_calls_alloca,
291 emit stack restore in a place that is reached when the function falls
294 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
296 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
297 rule to avoid matching inappropriate suffix rule.
299 2005-01-26 Jan Hubicka <jh@suse.cz>
301 PR tree-optimization/19241
302 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
304 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
306 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
307 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
309 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
310 <sim*>: Always use crt1.o, regardless of N in simN.
311 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
312 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
313 (CRT_CALL_STATIC_FUNCTION): Remove.
314 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
315 use crt1.o, regardless of N in simN.
316 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
317 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
318 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
319 case isystem setting.
320 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
322 2005-01-25 Ian Lance Taylor <ian@airs.com>
324 * gimple-low.c (block_may_fallthru): Correct handling of
325 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
327 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
329 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
330 handlers to match indentation; nested under the mtune=* handler.
331 Similar for mcpu= and march=.
333 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
335 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
336 * config/mips/linux64.h (LIB_SPEC): Likewise.
337 * config/mn10300/linux.h (LIB_SPEC): Likewise.
338 * config/sh/linux.h (LIB_SPEC): Likewise.
340 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
342 * config/frv/frv.c (frv_legitimize_tls_address): New.
343 (TARGET_HAVE_TLS): Define.
344 (FRV_SYMBOL_REF_TLS_P): Define.
345 (frv_override_options): Handle new register classes.
346 (frv_legitimate_address_p): Reject tls addresses.
347 (frv_legitimize_address): Handle TLS addresses.
348 (gen_inlined_tls_plt): New.
350 (frv_legitimize_tls_address): New.
351 (unspec_got_name): Add TLS entries.
352 (got12_operand): Add R_FRV_TLSMOFF12 case.
353 (frv_emit_move): Fixup TLS addresses.
354 (frv_emit_movsi): Legitimize TLS addresses.
356 * config/frv/frv.h (MASK_BIG_TLS): New.
357 (TARGET_BIG_TLS): New.
358 (HAVE_AS_TLS): Define.
359 (TARGET_SWITCHES): Add -mTLS and -mtls options.
360 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
361 (REG_CLASS_NAMES): Same.
362 (REG_CLASS_CONTENTS): Same.
363 (CONSTRAINT_LEN): New.
364 (REG_CLASS_FROM_CONSTRAINT): New.
365 (PREDICATE_CODES): Add symbolic_operand.
367 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
368 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
369 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
370 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
371 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
372 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
373 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
374 GR9_REG, GR14_REG, LRREG.
375 (type): Add load_or_call attribute.
376 ("load_or_call"): New reservation.
377 ("call_gettlsoff"): New.
378 ("tls_indirect_call"): New.
379 ("tls_load_gottlsoff12"): New.
380 ("tlsoff_hilo"): New.
381 ("tls_tlsdesc_ldd"): New.
382 ("tls_tlsoff_ld"): New.
385 * config/frv/frv-protos.h (symbolic_operand): Protoize.
387 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
389 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
390 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
391 * config/frv/frv.c (TLS_BIAS): Define.
392 (frv_output_dwarf_dtprel): New.
394 2005-01-26 Jakub Jelinek <jakub@redhat.com>
396 PR rtl-optimization/19579
397 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
398 both A and B, see if they don't clobber registers the other expr uses.
400 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
402 * real.c (do_add): Initialize signalling and canonical members.
404 * real.c (real_from_integer): Zero out destination.
406 2005-01-18 Jan Hubicka <jh@suse.cz>
408 PR tree-optimize/19337
409 * tree-inline.c (initialize_inlined_parameters): Copy
410 saved_static_chain_decl only.
412 2005-01-25 Richard Henderson <rth@redhat.com>
416 * config/i386/i386.c (x86_inter_unit_moves): Zero.
417 (ix86_preferred_reload_class): Rewrite fp-constant section, with
418 80387 enabled, to return a proper subclass. Return the subset that
419 overlaps with GENERAL_REGS for PLUS.
420 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
422 2005-01-25 Richard Henderson <rth@redhat.com>
425 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
427 2005-01-25 Roger Sayle <roger@eyesopen.com>
429 * expmed.c (choose_multiplier): Change interface to return the
430 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
431 (expand_divmod): Update calls to choose_multiplier.
433 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
436 * expmed.c (extract_bit_field): Use adjust_address instead of
437 gen_lowpart when op0 is a MEM.
439 2005-01-24 Steven Bosscher <stevenb@suse.de>
441 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
443 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
445 * config/mips/irix-csr.c: New file.
446 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
447 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
448 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
451 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
454 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
455 sparc/elf.h, add sparc/sp-elf.h.
456 (sparc-*-rtems*): Likewise.
457 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
458 tm-dwarf2.h, add sparc/sp-elf.h.
459 (sparc86x-*-elf): Likewise.
460 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
461 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
462 TARGET_OS_CPP_BUILTINS.
463 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
464 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
466 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
467 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
468 (SWITCH_TAKES_ARG): Likewise.
469 (LOCAL_LABEL_PREFIX): Likewise.
470 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
471 (TARGET_N_FORMAT_TYPES): Delete.
472 (TARGET_FORMAT_TYPES): Likewise.
473 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
474 * config/sparc/elf.h: Delete.
475 * config/sparc/sp-elf.h: New file.
477 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
479 * tree-flow-inline.h (phi_arg_from_edge): Remove.
480 * tree-flow.h: Remove the corresponding prototype.
481 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
482 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
484 2005-01-24 Jakub Jelinek <jakub@redhat.com>
487 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
488 for AIX ABI or ELF -fPIC.
489 (rs6000_emit_load_toc_table): Don't create toc_section here.
490 (rs6000_xcoff_file_start): Nor here.
492 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
494 * sh.c (ra.h): Don't #include.
495 (hard_regs_intersect_p): New function, resurrected from ra.c.
497 * sh.c: Fix 1996 Copyright.
499 2005-01-24 Richard Henderson <rth@redhat.com>
500 Aldy Hernandez <aldyh@redhat.com>
502 * regrename.c (note_sets): Handle subregs.
504 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
507 * genconditions.c (write_header, write_conditions): Elide file if
510 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
512 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
513 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
516 2005-01-24 Jakub Jelinek <jakub@redhat.com>
518 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
519 expand_builtin_printf, expand_builtin_fprintf,
520 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
521 checking against POINTER_TYPE.
522 (validate_arglist): Handle POINTER_TYPE code by checking
525 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
527 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
529 (for_each_rtx): Call for_each_rtx_1.
530 * rtl.h (init_rtlanal): Declare.
531 * toplev.c (backend_init): Call init_rtlanal.
533 2005-01-24 Jakub Jelinek <jakub@redhat.com>
535 * flow.c (propagate_one_insn): Formatting.
538 * flow.c (libcall_dead_p): Be more conservative if unsure.
539 If there are any instructions between insn and call, see if they are
540 all dead before saying the libcall is dead.
542 2005-01-24 Uros Bizjak <uros@kss-loka.si>
544 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
545 operand constraint for operand 0.
547 2005-01-23 Richard Henderson <rth@redhat.com>
550 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
551 edges leading to join block.
553 2005-01-23 Roger Sayle <roger@eyesopen.com>
555 * expmed.c (expand_mult_highpart): Make static. Change type of
556 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
557 (expand_divmod): Updates calls to expand_mult_highpart by using
558 gen_int_mode to pass a CONST_INT rtx.
559 * rtl.h (expand_mult_highpart): Remove prototype.
561 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
563 * flow.c (regset_bytes, regset_size): Remove.
565 * cfganal.c: Fix a reference to Harvey's paper.
567 2005-01-23 Steven Bosscher <stevenb@suse.de>
569 PR rtl-optimization/19464
570 * tree-optimize.c (init_tree_optimization_passes): Add one more
571 copyrename pass just before out-of-ssa.
573 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
576 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
577 * ggc-none.c (ggc_free): Define.
579 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
581 * cse.c (max_reg, max_insn_uid): Remove.
582 (cse_main): Don't access max_reg or max_insn_uid.
584 * c-common.c (explicit_flag_signed_bitfields,
585 lang_statement_code_p, lang_expand_function_end): Remove.
586 * c-common.h: Remove the corresponding declarations.
587 * c-opts.c (c_common_handle_option): Remove all write access
588 to explicit_flag_signed_bitfields.
590 * cgraph.c (cgraph_varpool_n_nodes): Remove.
591 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
592 * cgraph.h: Remove the corresponding declaration.
594 * gcse.c (null_pointer_info): Remove.
596 2005-01-23 Roger Sayle <roger@eyesopen.com>
597 Eric Botcazou <ebotcazou@libertysurf.fr>
599 * combine.c (simplify_logical): Only simplify logical expressions
600 of the form ior(and(x,y),z) by the inverse distributive law if the
601 result is cheaper than the original.
603 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
605 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
606 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
607 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
608 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
609 config/freebsd-spec.h, config/arm/arm.h,
610 config/h8300/h8300.md, config/i386/i386.md,
611 config/i386/predicates.md, config/i386/sse.md,
612 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
613 config/vax/vax.md: Fix comment typos. Follow spelling
616 2005-01-23 Steven Bosscher <stevenb@suse.de>
618 * gengtype.c (walk_type): Produce `not equal to' compares for loop
619 tests, instead of `less than'.
621 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
623 * function.c (assign_parm_setup_block): When creating a new stack slot
624 for a parameter, get its alignment from the parameter's DECL_ALIGN
625 rather than the type's TYPE_ALIGN. Make sure that the parameter
626 is at least word aligned.
628 2005-01-22 Roger Sayle <roger@eyesopen.com>
631 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
633 2005-01-22 Richard Henderson <rth@redhat.com>
636 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
637 in both compare operands.
638 (movdfcc_1_sse_max): Likewise.
639 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
640 (movdfcc_1_sse): Likewise.
641 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
642 scratch register as needed.
644 2005-01-22 Richard Henderson <rth@redhat.com>
646 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
648 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
650 2005-01-22 Richard Henderson <rth@redhat.com>
652 * genopinit.c (optabs): Use smin/smax for floating point too.
653 * doc/md.texi: Update to match. Clarify that floating point
654 results are undefined for +0/-0 and NaN.
655 * doc/rtl.texi: Likewise.
656 * rtl.def (SMIN, SMAX): Likewise
657 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
659 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
660 leading 's' to the name.
661 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
662 smaxxf3, sminxf3): Likewise.
663 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
666 2005-01-22 Paul Brook <paul@codesourcery.com>
668 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
670 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
672 * config/s390/s390.c (struct processor_costs): New fields
673 dlgr, dlr, dr, dsgfr, dsgr.
674 (z900_cost, z990_cost): Values for new fields.
675 (s390_rtx_costs): New cases MEM und COMPARE in switch
676 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
677 DIV, MOD, UDIV, UMOD.
679 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
681 * config/s390/s390.md ("doloop_si64"): Reload input value directly
682 into the register being decremented.
683 ("doloop_si31", "doloop_di"): Likewise.
684 ("*doloop_si_long"): Adapt pattern.
686 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
688 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
690 (CLASS_MAX_NREGS): Likewise.
692 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
694 * doc/tree-ssa.texi (Statement Operands): Add example for new
695 must-def macro. Note deprecation of old operands interface.
697 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
699 PR tree-optimization/19484
700 * tree-cfg.c (remove_fallthru_edge): New function.
701 (cleanup_control_flow): Remove fallthru edges from calls that are
702 now known not to return.
704 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
706 Fix PR tree-optimization/19038
707 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
708 copies with loop variant ones.
710 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
712 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
713 config/alpha/alpha-protos.h, config/alpha/alpha.h,
714 config/alpha/alpha.md, config/alpha/predicates.md,
715 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
716 config/sparc/sol2.h: Update copyright.
718 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
719 first label to see if it is a nonlocal label.
721 2005-01-22 David Edelsohn <edelsohn@gnu.org>
722 Andrew Pinski <pinskia@physics.uc.edu>
725 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
726 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
728 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
730 * config/rs6000/rtems.h: Update copyright.
732 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
735 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
736 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
737 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
739 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
742 * c-typeck.c (convert_arguments): Check for error_mark_node.
744 2005-01-21 Ian Lance Taylor <ian@airs.com>
746 PR tree-optimization/13000
747 * tree-inline.c: Include "tree-flow.h".
748 (expand_call_inline): If warn_return_type, warn if non-void inline
749 function falls through.
750 * tree-cfg.c (execute_warn_function_return): Don't warn about
751 control reaching end if TREE_NO_WARNING is set. Set
753 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
755 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
756 branch if we don't need one.
757 * c-typeck.c: Include "tree-flow.h"
758 (c_finish_bc_stmt): Don't add a goto if the current statement
759 list doesn't fall through to the current point.
761 2005-01-21 Roger Sayle <roger@eyesopen.com>
763 PR rtl-optimization/576
764 * real.c (real_arithmetic): Change return type from void to bool
765 to return an indication that the result may be inexact.
766 * real.h (real_arithmeric): Update prototype.
767 * fold-const.c (const_binop): Don't constant fold floating
768 point expressions when the user specifies -frounding-math and
769 the result may depend upon the run-time rounding mode.
770 (fold_convert_const_real_from_real): Clean-up.
771 (fold_initializer): Ignore flag_rounding_math for initializers.
772 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
773 constant fold FP operations with flag_rounding_math if the
774 result may depend upon the run-time rounding mode.
776 2005-01-21 Tom Tromey <tromey@redhat.com>
778 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
780 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
782 * tree-cfg.c: Fix comment typos.
784 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
786 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
787 around the call to rest_of_handle_branch_target_load_optimize.
789 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
791 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
792 (sparc64-*-openbsd*): Likewise.
793 (sparclite-*-elf*): Include tm-dwarf2.h.
794 (sparc86x-*-elf*): Likewise.
795 (sparc64-*-elf*): Likewise.
796 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
797 (DBX_DEBUGGING_INFO): Likewise.
798 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
799 (PREFERRED_DEBUGGING_TYPE): Likewise.
800 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
801 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
802 (PREFERRED_DEBUGGING_TYPE): Likewise.
803 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
804 (PREFERRED_DEBUGGING_TYPE): Likewise.
805 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
807 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
810 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
812 2005-01-20 Paul Brook <paul@codesourcery.com>
814 * doc/rtl.texi: Document value extension requirements for CONST_INT.
816 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
818 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
819 label is first in a sequence of labels.
821 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
823 2005-01-20 Janis Johnson <janis187@us.ibm.com>
824 Giovanni Bajo <giovannibajo@gcc.gnu.org>
826 * doc/sourcebuild.texi (Test Directives): New.
828 2005-01-20 Roger Sayle <roger@eyesopen.com>
830 * real.c (real_floor): Don't leave the result uninitialized when
831 mode is VOIDMode, but return the unrounded intermediate value.
832 (real_ceil): Likewise.
834 2005-01-20 Paul Brook <paul@codesourcery.com>
836 * config/arm/arm.md (insv): Use gen_int_mode.
838 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
840 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
841 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
842 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
843 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
844 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
846 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
849 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
850 fbreg, so we have to assume we can't.
851 (loc_descriptor_from_tree_1): Ditto.
852 (containing_function_has_frame_base): New function.
853 (add_location_or_const_value_attribute): Use it.
854 Also try to generate a frame_base from a single element location
857 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
859 PR tree-optimization/15349
860 * timevar.def (TV_TREE_MERGE_PHI): New.
861 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
863 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
864 calls to tree_forwarder_block_p.
865 (remove_forwarder_block_with_phi, merge_phi_nodes,
866 gate_merge_phi, pass_merge_phi): New.
867 * tree-optimize.c (init_tree_optimization_passes): Add
869 * tree-pass.h: Add an extern for pass_merge_phi;
871 2005-01-20 Richard Henderson <rth@redhat.com>
874 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
875 (_mm_castps_pd, _mm_castps_si128): New.
876 (_mm_castsi128_ps, _mm_castsi128_pd): New.
878 2005-01-20 Richard Henderson <rth@redhat.com>
881 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
882 __builtin_ia32_vec_init_v2si.
883 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
884 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
885 (ix86_init_mmx_sse_builtins): Create it.
886 (ix86_expand_builtin): Expand it.
887 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
888 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
889 (vec_extractv2si_0, vec_extractv2si_1): New.
891 2005-01-20 Richard Henderson <rth@redhat.com>
894 * config/i386/i386.c (ix86_expand_push): New.
895 * config/i386/mmx.md (push<MMXMODE>1): New.
896 * config/i386/sse.md (push<SSEMODE>1): New.
897 * config/i386/i386-protos.h: Update.
899 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
901 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
904 2005-01-20 Richard Henderson <rth@redhat.com>
906 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
907 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
909 2005-01-19 Richard Henderson <rth@redhat.com>
912 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
913 to V4SFmode in SSE1 fallback load path.
915 2005-01-19 Richard Henderson <rth@redhat.com>
917 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
918 in QImode expansion to ix86_expand_vector_set.
919 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
921 2005-01-19 Richard Henderson <rth@redhat.com>
924 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
925 subclass of the input class.
926 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
927 Always true for cross-SSE1 classes. Rationalize conditionals.
928 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
929 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
930 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
931 (movdi_2): Add MMX/SSE zeros.
932 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
933 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
934 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
935 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
936 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
937 (zero_extendsidi2_rex64_1): Remove.
938 (MOV0 peephole): Check GENERAL_REG_P.
940 2005-01-19 Richard Henderson <rth@redhat.com>
943 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
945 (ix86_expand_vector_extract): Likewise.
947 2005-01-19 Richard Henderson <rth@redhat.com>
950 * expr.c (emit_move_change_mode): New argument force; use
951 simplify_gen_subreg if true.
952 (emit_move_via_alt_mode): Merge into ...
953 (emit_move_via_integer): ... here.
954 (emit_move_ccmode): Use emit_move_change_mode directly.
956 2005-01-19 Richard Henderson <rth@redhat.com>
959 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
960 (alpha_preferred_reload_class): Handle CONST_VECTOR.
961 (alpha_emit_set_const_1): Add no_output parameter; don't emit
963 (alpha_emit_set_const): Likewise. Make static.
964 (alpha_emit_set_long_const): Make static.
965 (alpha_extract_integer): Split out from alpha_expand_mov.
966 (alpha_split_const_mov): Likewise.
967 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
968 (alpha_legitimate_constant_p): New.
969 * config/alpha/alpha-protos.h: Update.
970 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
971 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
972 * config/alpha/alpha.md (movsi): Add n alternative.
973 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
974 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
975 (splitters for all of the above): Use alpha_split_const_mov.
976 * config/alpha/predicates.md (non_add_const_operand): New.
977 (non_zero_const_operand): New.
978 (input_operand): Use alpha_legitimate_constant_p after reload.
980 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
982 PR tree-optimization/19038
983 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
984 (add_candidate): Add ivs with increment in latch only if
985 allow_ip_end_pos_p is true.
986 (determine_iv_cost): Use empty_block_p.
988 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
990 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
991 (compute_dominance_frontiers): Ditto.
993 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
996 * config/sh/t-rtems: New.
997 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
999 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1001 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1002 the offset of the selected field.
1004 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1006 * tree-cfg.c (remove_forwarder_block): Fix the check to
1007 prevent a nonlocal label from appearing in the middle of a
1010 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1012 PR rtl-optimization/19462
1013 * reorg.c (find_end_label): Create return insn only if
1014 current_function_epilogue_delay_list is empty.
1016 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1018 * doc/passes.texi: Remove paragraph mentioning new-ra.
1020 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1022 PR rtl-optimization/15139
1023 * combine.c: Include params.h.
1024 (count_rtxs): New function.
1025 (record_value_for_reg): If replace_rtx would replace at least
1026 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1027 (clobber (const_int 0)) instead of TEM.
1028 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1029 * params.h (MAX_LAST_VALUE_RTL): New.
1030 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1031 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1034 * c-typeck.c (digest_init): Only call build_vector if all constructor
1035 elements are *_CST nodes.
1036 * gimplify.c (gimplify_init_constructor): Likewise.
1039 * c-typeck.c (digest_init): Only call build_vector if inside_init
1042 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1044 * toplev.c (init_asm_output): Remove dead #ifdef.
1046 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1048 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1050 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1052 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1053 accessing DECL_FUNCTION_CODE.
1054 * dojump.c (do_jump): Likewise.
1055 * gimplify.c (gimplify_call_expr): Likewise.
1056 * predict.c (expr_expected_value): Likewise.
1057 (strip_builtin_expect): Likewise.
1058 * tree-inline.c (estimate_num_insns_1): Likewise.
1059 * tree-ssa-loop-im.c (stmt_cost): Likewise
1060 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1061 (tree_expr_nonnegative_p): Likewise.
1063 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1065 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1066 variant of the load_pcrel_sym pattern.
1067 * config/sparc/sparc.md (P macro): Move to the top.
1068 (load_pcrel_sym): Macroize using P.
1069 (save_register_window): Likewise.
1071 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1073 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1076 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1079 * c-typeck.c (build_asm_expr): Strip nops off
1080 input memory operands.
1082 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1084 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1085 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1086 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1087 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1089 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1092 * config/i386/i386.c (override_options): If the 80387 is disabled,
1093 then do not return FP values using FP registers.
1095 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1097 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1098 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1099 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1100 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1101 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1102 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1103 output.h, postreload-gcse.c, postreload.c, recog.c,
1104 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1105 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1106 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1107 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1108 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1109 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1110 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1111 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1113 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1114 config/alpha/alpha.c, config/arm/vfp.md,
1115 config/i386/emmintrin.h, config/i386/i386-modes.def,
1116 config/i386/i386-protos.h, config/i386/i386.h,
1117 config/i386/pmmintrin.h, config/i386/ppro.md,
1118 config/i386/predicates.md, config/i386/xmmintrin.h,
1119 config/i860/i860.c, config/ia64/ia64-modes.def,
1120 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1121 config/ia64/ia64.md, config/ia64/itanium1.md,
1122 config/ia64/itanium2.md, config/ia64/predicates.md,
1123 config/iq2000/iq2000.h, config/mips/linux64.h,
1124 config/rs6000/aix41.h, config/rs6000/aix43.h,
1125 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1126 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1127 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1128 config/sparc/linux64.h, config/sparc/litecoff.h,
1129 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1130 config/sparc/sparc.h, config/sparc/sparc.md,
1131 config/sparc/sysv4-only.h: Update copyright.
1133 2005-01-18 Richard Henderson <rth@redhat.com>
1136 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1138 2005-01-18 Marc Espie <espie@openbsd.org>
1139 * config/i386/openbsdelf.h: Typo.
1141 2005-01-18 Richard Henderson <rth@redhat.com>
1143 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1144 special case for sse.
1145 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1147 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1149 * tree-inline.c (estimate_num_insns_1): Added cases for
1150 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1152 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1154 PR rtl-optimization/19296
1155 * combine.c (simplify_comparison): Rewrite the condition under
1156 which a non-paradoxical SUBREG of a PLUS can be lifted when
1157 compared against a constant.
1159 2005-01-18 Andi Kleen <ak@muc.de>
1161 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1162 * c.opt (-Wpointer-sign): Add.
1163 * doc/invoke.texi: (-Wpointer-sign): Add.
1165 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1167 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1168 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1169 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1170 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1171 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1172 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1173 for TARGET_MIX_SSE_I387.
1174 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1175 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1176 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1177 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1178 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1179 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1180 TARGET_MIX_SSE_I387.
1181 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1184 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1187 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1188 Add movaps alternative for xmm reg->reg move.
1190 2005-01-17 Jeff Law <law@redhat.com>
1192 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1193 at the end of the main DOM loop rather than just before DOM exits.
1195 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1197 PR tree-optimization/19121
1198 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1199 adding aliases to a name tag, also add them to the pointer's
1201 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1202 sensitive alias info at all. Only check that the two pointers
1203 have compatible pointed-to sets.
1204 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1205 a pointer's type tag is a superset of the alias set of the
1208 2005-01-17 James E Wilson <wilson@specifixinc.com>
1211 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1212 comment to document why.
1214 2005-01-17 Richard Henderson <rth@redhat.com>
1216 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1217 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1218 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1219 sse2_vmsminv2df3_finite): New.
1220 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1221 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1222 Force op1 into register.
1224 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1226 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1227 bubblestrap from always rebuilding build directory.
1229 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1231 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1232 ("*cmpmem_short"): Likewise.
1234 2005-01-17 Steven Bosscher <stevenb@suse.de>
1236 * basic-block.h: Document BB_* flags.
1237 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1238 use an sbitmap instead.
1239 * sched-rgn.c (compute_trg_info): Likewise.
1241 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1243 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1244 redundant target_cpu_default and extra_parts lines. Use the default
1246 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1247 (SUBTARGET_EXTRA_SPECS): Delete.
1248 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1249 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1250 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1251 and "n32" for -mabi=n32.
1253 2005-01-17 Ian Lance Taylor <ian@airs.com>
1256 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1257 fold constant variables into initial values.
1259 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1261 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1263 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1264 through the statements backward.
1266 2005-01-17 Ian Lance Taylor <ian@airs.com>
1268 PR middle-end/13127:
1269 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1270 a variable set to the return value of the inlined function.
1272 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1274 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1275 when modes are tieable.
1277 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1279 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1280 of pthread_create to find out if threads are enabled.
1281 * gthr-posix95.h (__gthread_active_p): Likewise.
1283 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1285 * common.opt (-fnew-ra): Remove.
1287 * toplev.h (flag_new_regalloc): Remove.
1288 * Makefile.in (ra*.*): Don't mention.
1289 * passes.c (rest_of_handle_new_regalloc): Remove.
1290 (rest_of_handle_combine, rest_of_compilation): Always consider
1291 flag_new_regalloc as false.
1292 * doc/invoke.texi: Don't document -fnew-ra.
1294 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1296 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1297 last parameter to reg_scan.
1298 * loop.c (loop_optimize): Likewise.
1299 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1300 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1301 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1302 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1303 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1304 * regclass.c (reg_scan): Likewise, for the declaration.
1305 * rtl.h (reg_scan): Likewise, for the prototype.
1307 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1309 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1310 mark_dfs_back_edges.
1312 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1314 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1315 (compute_avail): Uses don't go in tmp_gen.
1317 2005-01-16 Steven Bosscher <stevenb@suse.de>
1319 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1320 loop to look for a free slot in a page entry.
1322 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1325 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1326 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1327 just before targetm.asm_out.file_end.
1328 * tree.h (process_pending_assemble_output_defs): Declare.
1329 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1331 (assemble_alias): Defer generation of assembly code for defines when
1332 TARGET_DEFERRED_OUTPUT_DEFS is true.
1333 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1334 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1335 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1337 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1340 * pa.c (pa_scalar_mode_supported_p): New function.
1341 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1342 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1344 * pa-protos.h (prefetch_operand): Delete.
1345 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1346 * pa.c (prefetch_operand): Delete.
1347 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1348 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1349 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1350 and prefetch_nocc_operand.
1351 * pa.md (prefetch): Rework to avoid reload problems handling short
1352 displacements when a cache control completer needs to be provided.
1353 (prefetch_32, prefetch_64): Delete.
1354 (prefetch_cc, prefetch_nocc): New patterns.
1356 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1358 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1360 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1363 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1364 exceeds maximum alignment for global common data.
1365 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1366 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1368 2004-01-15 Roger Sayle <roger@eyesopen.com>
1370 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1372 2004-01-15 Roger Sayle <roger@eyesopen.com>
1374 * harg-reg-set.h (reg_class_names): Prototype global array.
1375 * regclass.c (reg_class_names): Declare here and initialize to
1377 (dump_regclass): Remove local declaration of reg_class_names.
1378 (regclass): Likewise.
1379 * cfg.c (dump_flow_info): Likewise.
1380 * ra-debug.c (reg_class_names): Likewise.
1381 * regrename.c (reg_class_names): Likewise.
1382 * reload.c (reg_class_names): Likewise.
1383 * reload1.c (spill_failure): Likewise.
1384 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1386 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1388 * config/s390/s390.md ("reload_outti"): Remove predicate for
1389 output operand. Abort if operand is not a MEM.
1390 ("reload_outdi", "reload_outdf"): Likewise.
1392 2005-01-15 Marc Espie <espie@openbsd.org>
1394 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1395 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1396 * config/openbsd.h: Fix C++ includes for native configurations.
1397 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1398 Add trampoline support.
1399 * config/i386/openbsdelf.h: New.
1401 2005-01-15 Marc Espie <espie@openbsd.org>
1403 * collect2.c (main): Explicitly parse -dynamic-linker option.
1405 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1407 PR tree-optimization/19060
1408 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1409 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1410 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1411 and handle extract_range_from_cond returning false.
1412 * fold-const.c (fold): Optimize comparisons with min/max even for
1413 width > HOST_BITS_PER_WIDE_INT.
1415 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1417 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1418 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1419 Remove little endian multilib variants.
1420 Add mips32 multilib variant.
1422 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1424 * explow.c (copy_all_reg, stabilize): Remove.
1425 * expr.h: Remove the corresponding prototypes.
1427 * rtlanal.c (regs_set_between_p): Remove.
1428 * rtl.h: Remove the corresponding prototype.
1430 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1432 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1433 to rs6000_nonimmediate_operand.
1434 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1435 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1436 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1437 rs6000_nonimmediate_operand.
1438 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1439 rs6000_nonimmediate_operand.
1441 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1443 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1445 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1447 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1449 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1450 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1452 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1453 (rs6k_nonimmediate_operand): New.
1454 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1456 (legitimate_lo_sum_address_p): Same.
1457 (rs6000_legitimize_address): Same.
1458 (rs6000_legitimize_reload_address): Same.
1459 (rs6000_legitimate_address): Same.
1460 (spe_build_register_parallel): Pass DF and DC modes in a DI
1463 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1464 to rs6k_nonimmediate_operand.
1466 * config/rs6000/spe.md ("*frob_df_di"): New.
1467 ("*frob_di_df"): New.
1468 ("*frob_di_df_2"): New.
1469 ("*mov_sidf_e500_subreg0"): New.
1470 ("*mov_sidf_e500_subreg4"): New.
1471 ("*movdf_e500_double"): Change predicate to
1472 rs6k_nonimmediate_operand.
1474 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1476 * postreload.c (move2add_note_store): Only call
1477 trunc_int_for_mode on scalar integers.
1479 2005-01-14 Steven Bosscher <stevenb@suse.de>
1481 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1482 replace BB_VISITED uses.
1483 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1484 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1485 (tree_dce_done): Free visited_control_parents.
1486 (perform_tree_ssa_dce): Allocate and clear it.
1487 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1488 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1489 instead of BB_VISITED.
1491 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1493 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1494 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1495 Remove unused prototypes.
1497 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1499 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1500 64-bit register usage.
1501 (spe_func_has_64bit_regs_p): Add FIXME note.
1503 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1505 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1506 flag_finite_math_only with flag_unsafe_math_optimizations.
1508 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1510 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1512 (__tpf_eh_return): Copy TPF private stack area from the module
1513 boundary stack frame. Add check for when module addresses are
1514 equal, but no stub address is found.
1516 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1519 * arm.h (struct machine_function): Add call_via field.
1520 (thumb_call_via_label): Declare.
1521 * arm.c (thumb_call_via_label): New variable.
1522 (thumb_call_reg_needed): New variable.
1523 (arm_output_function_epilogue): For Thumb code, output any per-function
1524 call-indirect trampolines.
1525 (thumb_call_via_reg): New function.
1526 (arm_file_end): New function.
1527 (TARGET_ASM_FILE_END): Call arm_file_end.
1528 (aof_file_end): Likewise.
1529 * arm-protos.h (thumb_call_via_reg): Declare.
1530 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1531 thumb_call_via_reg in normal case.
1533 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1536 PR rtl-optimization/19348
1537 * recog.c (peephole2_optimize): Do global life update if some peephole
1538 decides it doesn't need at least one of its inputs and that change
1539 influences liveness at the start of the basic block.
1541 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1542 arguments instead of 1.
1544 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1547 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1548 zero for nested functions needing a static chain or functions
1549 with a non-constant address.
1551 2005-01-13 Roger Sayle <roger@eyesopen.com>
1553 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1554 (and (sign_extend X) C) into (zero_extend (and X C)).
1556 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1558 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1560 2005-01-13 Richard Henderson <rth@redhat.com>
1565 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1566 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1567 not just TARGET_SSE.
1568 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1569 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1570 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1571 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1572 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1573 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1574 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1575 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1576 (movdicc_c_rex64): Rename with '*'.
1577 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1578 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1579 (movsfcc_1_387): Rename from movsfcc_1.
1580 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1581 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1582 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1583 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1584 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1585 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1586 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1587 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1588 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1589 sse_movdfcc_const0_4): Remove.
1590 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1591 recognize min/max early. Update for changed sse cmove patterns.
1592 (ix86_split_sse_movcc): New.
1593 * config/i386/i386-protos.h: Update.
1595 2005-01-13 Steven Bosscher <stevenb@suse.de>
1597 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1598 (fix_stmt_v_may_defs): Likewise.
1600 2005-01-13 Richard Henderson <rth@redhat.com>
1602 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1603 for converting the mask.
1605 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1607 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1610 2005-01-13 Richard Henderson <rth@redhat.com>
1612 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1613 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1614 IX86_BUILTIN_MOVDQ2Q): Remove.
1615 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1616 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1617 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1619 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1620 (sse2_pextrw): Fix immediate constraint.
1621 (sse2_loadq, sse2_loadq_rex64): Remove.
1622 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1623 Use __builtin_ia32_vec_ext_<size>.
1624 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1626 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1628 * function.c (assign_parm_setup_block): Look inside original
1629 entry_parm when inspecting PARALLEL.
1631 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1632 Joel Sherrill <joel@oarcorp.com>
1635 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1636 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1637 rtems_gxx_recursive_mutex_init.
1638 (__gthread_recursive_mutex_lock): New function.
1639 (__gthread_recursive_mutex_trylock): Likewise.
1640 (__gthread_recursive_mutex_unlock): Likewise.
1642 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1644 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1646 2005-01-13 Jan Beulich <jbeulich@novell.com>
1648 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1649 (ashrti3_internal): Indicate output is early clobber. Generate result
1650 into output rather than first input. Use move for low word of output
1651 if shift count is exactly 64.
1652 (lshrti3_internal): Likewise.
1654 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1658 * reload1.c (delete_output_reload): Don't delete an output reload
1659 if the pseudo lives longer than a single basic block. Adjust and
1660 improve wording of comment.
1662 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1665 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1666 of TYPE_SIZE where we mean the number of bytes.
1668 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1670 * function.c (assign_parm_setup_block): Relax condition on
1671 multi-register optimization.
1673 2005-01-12 Nick Clifton <nickc@redhat.com>
1675 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1676 an "in_delay_slot" attribute of "no" to prevent them being used in
1677 delay slots. This is forbidden because they might generate
1680 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1683 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1686 2005-01-12 Nick Clifton <nickc@redhat.com>
1688 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1689 passed on to GAS) but do not define, as GAS no longer supports or
1690 needs the -m2000 option.
1692 2005-01-11 Roger Sayle <roger@eyesopen.com>
1694 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1695 type as args of unprototyped builtins aren't automatically promoted.
1696 (fold_builtin_abs): Likewise.
1698 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1700 * Makefile.in: Set a `build-warn' variable.
1702 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1704 PR tree-optimization/17949
1705 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1706 (find_interesting_uses_address): Use it.
1708 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1710 * regrename.c (kill_value): Handle subreg's that won't simplify.
1712 2005-01-11 Richard Henderson <rth@redhat.com>
1715 * config/i386/i386.h (enum ix86_builtins): Move ...
1716 * config/i386/i386.c: ... here.
1717 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1718 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1719 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1720 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1721 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1722 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1723 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1724 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1725 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1726 IX86_BUILTIN_LOADDDUP): Remove.
1727 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1728 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1729 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1730 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1731 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1732 (ix86_init_builtins): Make static.
1733 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1734 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1735 if all the modes match. Otherwise, fake it.
1736 (get_element_number, ix86_expand_vec_init_builtin,
1737 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1738 (ix86_expand_builtin): Make static. Update for changed builtins.
1739 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1740 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1741 (ix86_expand_vector_init_duplicate): New.
1742 (ix86_expand_vector_init_low_nonzero): New.
1743 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1744 Split out from ix86_expand_vector_init; handle integer modes.
1745 (ix86_expand_vector_init): Use them.
1746 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1747 * config/i386/i386-protos.h: Update.
1748 * config/i386/predicates.md (reg_or_0_operand): New.
1749 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1750 (movv2sf_internal): Likewise. And a splitter to match them all.
1751 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1752 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1753 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1754 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1755 (mmx_pinsrw): Fix operand ordering.
1756 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1757 rather than sse_loadss expander.
1758 (movv2df splitter): Similarly.
1759 (sse_loadss, sse_loadlss): Remove.
1760 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1761 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1762 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1763 (sse3_movddup): Rename with '*'.
1764 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1765 (sse2_loadsd): Remove.
1766 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1767 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1768 (sse2_pinsrw): Fix argument ordering.
1769 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1770 (sse2_stored): Remove 'r' destination.
1771 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1772 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1773 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1774 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1775 vec_extractv16qi, vec_initv16qi): New.
1777 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1778 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1779 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1781 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1782 (_mm_load_si128, _mm_store_si128): Likewise.
1783 (_mm_load1_pd): Use _mm_set1_pd.
1784 (_mm_load_sd): Use _mm_set_sd.
1785 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1786 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1787 (_mm_set_epi64): Use _mm_set_epi64x.
1788 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1789 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1790 _mm_setr_epi8): Use _mm_set_foo form.
1791 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1792 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1793 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1794 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1795 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1796 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1797 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1798 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1799 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1800 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1801 (_mm_movedup_pd): Use _mm_shuffle_pd.
1802 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1803 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1804 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1805 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1807 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1808 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1809 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1810 (_mm_store_ps): Use raw dereference.
1811 (_mm_store1_ps): Use _mm_storeu_ps.
1812 (_mm_storer_ps): Use _mm_store_ps.
1813 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1814 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1816 2005-01-11 Stan Shebs <shebs@apple.com>
1818 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1819 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1821 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1824 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1825 Skip all DECLs except for FIELD_DECLs.
1827 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1829 * config/s390/s390.c (override_options): Return error if
1830 -mbackchain, -mpacked-stack and -mhard-float are used together.
1831 (s390_va_start): Remove the backchain && packed-stack special case.
1832 (s390_gimplify_va_arg): Likewise.
1833 * doc/invoke.texi: Remove the ABI incompatibility note.
1835 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1837 * config/s390/s390.c (struct s390_frame_layout): Remove
1839 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1840 save_backchain_p with TARGET_BACKCHAIN.
1842 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1845 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1846 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1847 * function.c (locate_and_pad_parm): Set new field.
1848 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1849 Tweak where_pad test to include "none". Always set mem align for
1851 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1852 not sufficient for type.
1853 (assign_parm_setup_block): If stack_parm is zero on entry, always
1854 make a new stack local. Block move old stack parm if necessary
1855 to new aligned stack local.
1856 (assign_parm_setup_stack): Use a block move to handle
1857 potentially misaligned entry_parm.
1858 (assign_parms_unsplit_complex): Specify required alignment when
1859 creating stack local.
1860 * calls.c (compute_argument_addresses): Override alignment of stack
1861 arg calculated from its type with the alignment given by
1862 FUNCTION_ARG_BOUNDARY.
1863 (store_one_arg): Likewise.
1865 2005-01-11 Jan Beulich <jbeulich@novell.com>
1867 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1868 Change respective itanium_class attribute to ialu.
1869 (shladdp4_internal): New.
1870 * config/ia64/predicates.md (shladd_log2_operand): New.
1872 2005-01-11 Richard Henderson <rth@redhat.com>
1874 * expr.c (store_constructor): Use rtvec_alloc instead of
1875 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1877 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1879 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1881 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1883 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1884 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1885 (TARGET_RWRELOC): Define.
1886 (ia64_rwreloc_section_type_flags): Delete.
1887 (ia64_section_type_flags): New function.
1888 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1889 (TARGET_RWRELOC): Define.
1891 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1894 * config/ia64/ia64.c (process_set): For alloc insn, only call
1895 process_epilogue is !frame_pointer_needed.
1897 2005-01-10 Roger Sayle <roger@eyesopen.com>
1900 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1901 unary operator and can't be treated as a binary/comparison operator.
1903 2005-01-10 Richard Henderson <rth@redhat.com>
1905 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1906 (ix86_return_in_memory): Likewise.
1907 (function_arg_advance): Likewise. Mirror structure in function_arg
1908 for choosing register to advance.
1910 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1912 * tree-vectorizer.c, tree.def: Fix comment typos.
1914 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1916 * config/s390/s390.c (struct processor_costs): 4 new fields:
1917 ddbr, ddr, debr, der.
1918 (s390_rtx_costs): More precise handling of divide instructions.
1920 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1922 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1924 2005-01-10 Jan Beulich <jbeulich@novell.com>
1926 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1927 names resulting from -ffunction-sections/-fdata-sections and linkonce
1929 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1930 based on the section name. Rearrange the section name comparison logic
1931 slightly so that each section name is compared against at most once.
1933 2005-01-10 Ben Elliston <bje@au.ibm.com>
1935 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1936 targets for which -fPIC reduces limitations on the GOT size.
1938 2005-01-09 Falk Hueffner <falk@debian.org>
1940 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1943 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1946 * collect2.c (main): Set aixrtl_flag for -brtl option.
1947 (resolve_lib_name): Search for .so file extension before .a
1950 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1952 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1953 (vect_analyze_data_refs_alignment): Add dump prints.
1955 2005-01-09 Ira Rosen <irar@il.ibm.com>
1957 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1958 expr_invariant_in_loop_p.
1959 Initialize outputs first thing in the function.
1960 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1961 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1962 (vect_analyze_pointer_ref_access): Check that the initial condition of
1963 the access function is loop invariant.
1965 2005-01-09 Richard Henderson <rth@redhat.com>
1967 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1968 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1969 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1970 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1971 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1972 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1973 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1974 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1975 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1976 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1977 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1978 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1979 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1980 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1981 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1982 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1983 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1984 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1985 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1986 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1987 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1988 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1989 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1991 (mmx_clrdi, pavgusb): Remove.
1992 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1993 with leading sse_ prefix.
1994 * config/i386/sse.md: Receive them.
1995 * config/i386/mmx.md: New file.
1996 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1997 (subrv2sf3): Turn into expander for normal subtraction.
1998 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1999 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2000 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2001 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2002 commutative; use ix86_binary_operator_ok.
2003 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2004 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2005 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2006 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2007 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2008 Macroize from existing patterns; use ix86_binary_operator_ok.
2009 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2010 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2011 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2012 with vec_select+vec_concat.
2013 (mmx_pshufw, mmx_pshufw_1): Likewise.
2014 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2015 (mmx_uavgv4hi3): Model correctly.
2016 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2017 _mm_xor_si64): Remove casts.
2019 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2021 PR tree-optimization/19224
2022 * tree-scalar-evolution.c (get_instantiated_value,
2023 set_instantiated_value): New functions.
2024 (instantiate_parameters_1): Cache the results.
2025 (instantiate_parameters, resolve_mixers): Initialize and free
2028 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2030 * config/i386/i386.md (addhi_4): Correct reference in comment.
2033 2005-01-08 Richard Henderson <rth@redhat.com>
2035 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2036 (_mm_cvtsi128_si64x): Likewise.
2037 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2038 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2039 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2040 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2041 * config/i386/i386-protos.h: Update.
2042 * config/i386/i386.c (print_operand): Add 'H'.
2043 (ix86_fixup_binary_operands): Split out from ...
2044 (ix86_expand_binary_operator): ... here.
2045 (ix86_fixup_binary_operands_no_copy): New.
2046 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2047 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2048 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2049 (safe_vector_operand): Use CONST0_RTX.
2050 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2051 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2052 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2053 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2055 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2056 (IX86_BUILTIN_CMPNGESS): New.
2057 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2058 (attr type): Add sselog1.
2059 (attr unit, attr memory): Handle it.
2060 (movti, movti_internal, movti_rex64): Move near other integer moves.
2061 (movtf, movtf_internal): Move near other fp moves.
2062 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2063 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2064 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2065 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2066 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2067 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2068 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2069 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2070 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2071 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2072 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2073 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2074 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2075 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2076 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2077 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2078 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2079 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2080 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2081 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2082 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2083 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2084 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2085 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2086 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2087 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2088 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2089 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2090 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2091 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2092 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2093 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2094 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2095 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2096 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2097 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2098 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2099 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2100 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2101 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2102 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2103 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2104 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2105 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2107 (SSEPUSH, push<SSEPUSH>): Remove.
2108 (MMXPUSH, push<MMXPUSH>): Remove.
2109 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2110 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2111 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2112 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2113 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2114 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2115 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2116 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2117 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2118 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2119 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2120 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2121 (ppro_sse_log_V4SF): Handle sselog1.
2122 * config/i386/predicates.md (const_0_to_1_operand): New.
2123 (const_0_to_255_mul_8_operand): New.
2124 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2125 (const_2_to_3_operand, const_4_to_7_operand): New.
2126 * config/i386/sse.md: New file.
2127 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2128 (sse_movups): Rename from sse_movups_1.
2129 (sse_loadlss): Rename from sse_loadss_1.
2130 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2132 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2133 (absv4sf2, negv2df, absv2df): New.
2134 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2135 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2136 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2137 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2138 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2139 (sse3_addsubv4sf3): Model correctly.
2140 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2141 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2142 (sse_movhlps): Model with vec_select+vec_concat.
2143 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2144 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2145 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2146 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2147 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2148 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2149 sse2_pshufhw_1): Likewise.
2150 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2151 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2152 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2153 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2154 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2155 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2156 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2157 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2158 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2159 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2160 sminv8hi3): Mark commutative
2161 operands. Use ix86_binary_operator_ok.
2162 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2163 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2164 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2165 sse2_punpcklqdq): Allow operand2 in memory.
2166 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2167 sse2_movsd): Add memory alternatives.
2168 (sse_storelps): Turn expander into an insn; split after reload.
2169 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2170 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2172 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2174 * configure.ac (DWARF-2 debug_line): Use objdump.
2175 * configure: Regenerate.
2177 2005-01-08 Jeff Law <law@redhat.com>
2178 Diego Novillo <dnovillo@redhat.com>
2180 PR tree-optimization/18241
2181 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2182 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2183 statements with volatile operands.
2184 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2185 operands after marking a statement with has_volatile_ops.
2187 2005-01-08 Roger Sayle <roger@eyesopen.com>
2189 * tree.c (int_fits_type_p): Always honor integer constant
2190 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2192 2005-01-08 Roger Sayle <roger@eyesopen.com>
2194 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2195 the latent bug in rtl_delete_block has been resolved.
2197 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2199 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2200 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2202 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2204 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2205 library as @multilib_dir@/$(SHLIB_SONAME).
2207 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2209 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2210 * configure: Regenerate.
2212 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2214 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2217 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2220 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2221 Convert non-word aligned offset address using ld/std into
2224 2005-01-07 Richard Henderson <rth@redhat.com>
2226 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2228 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2230 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2232 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2234 PR tree-optimization/19283
2235 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2236 is not shorter than the original type.
2238 PR rtl-optimization/19012
2239 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2241 PR rtl-optimization/18861
2242 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2243 (FULL_STATE): Define.
2244 (mark_tablejump_edge): New function.
2245 (purge_dead_tablejump_edges): New function.
2246 (find_bb_boundaries): Use it.
2248 PR tree-optimization/18828
2249 * builtins.c (expand_builtin_next_arg): Remove argument and all
2250 the argument checking.
2251 (expand_builtin): Adjust caller.
2252 (expand_builtin_va_start): Likewise. Remove error for too many
2254 (fold_builtin_next_arg): Issue error for too many arguments.
2255 After checking arguments, replace them with magic arguments that
2256 prevent further checking of the args.
2258 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2260 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2262 2005-01-06 Roger Sayle <roger@eyesopen.com>
2265 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2266 and %{.S:...} (and their negative variants) to test whether the
2267 input file is assembler or pre-processed-assembler independent of
2268 the actual filename extension.
2270 2005-01-06 Roger Sayle <roger@eyesopen.com>
2272 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2273 of sign or zero extended values.
2275 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2277 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2278 for IBM long double format correctly.
2280 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2282 Fix PR tree-optimization/18792
2284 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2285 to first_loop_depth, and use loop depth instead of loop number.
2286 (build_classic_dir_vector): Ditto.
2287 (compute_data_dependences_for_loop): Use depth, not loop number.
2288 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2289 number. Pass in loops, instead of loop numbers.
2290 (gather_interchange_stats): Ditto.
2291 (linear_transform_loops): Ditto.
2293 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2296 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2297 biv_fits_mode_p, extension_within_bounds_p): New functions.
2298 (check_ext_dependent_givs): Use them.
2300 2005-01-06 Roger Sayle <roger@eyesopen.com>
2302 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2303 more than one barrier, in which case we should delete them all.
2305 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2307 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2309 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2311 Fix PR middle-end/19286
2313 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2314 output this subprogram, simply ignore this attempt to do it again.
2315 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2316 origin attribute if it's not possible.
2317 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2318 (decls_for_scope): Ditto.
2319 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2320 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2322 2005-01-05 Richard Henderson <rth@redhat.com>
2325 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2326 (bdesc_2arg): Use it.
2327 (ix86_expand_binop_builtin): Force operands into registers
2329 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2330 ix86_expand_sse_compare, ix86_expand_sse_comi,
2331 ix86_expand_builtin): Likewise.
2333 2005-01-05 Richard Henderson <rth@redhat.com>
2335 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2337 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2338 (mulv4hi3): Set itanium_class mmmul.
2339 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2340 (fpack): Rename from fpack_sfsf.
2342 2005-01-05 Richard Henderson <rth@redhat.com>
2345 * reload1.c (do_input_reload): Restrict the optimization deleteing
2346 a previous output reload to RELOAD_FOR_INPUT.
2348 2005-01-05 Steven Bosscher <stevenb@suse.de>
2350 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2351 comment that we fall through after case.
2352 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2353 (distribute_links): Likewise.
2354 * cse.c (cse_insn): Likewise.
2355 * cselib.c (cselib_invalidate_mem): Likewise.
2356 * df.c: Update comments at the top of the file.
2357 (read_modify_subreg_p): Update comments here too.
2358 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2359 * flow.c (mark_set_1): Likewise.
2360 (mark_used_regs): Likewise.
2361 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2362 (canon_list_insert): Likewise.
2363 (mark_set): Likewise.
2364 (try_replace_reg): Likewise.
2365 (store_killed_in_insn): Likewise.
2366 * loop.c (count_one_set): Likewise.
2367 (basic_induction_var): Likewise.
2368 * postreload-gcse.c (find_mem_conflicts): Likewise.
2369 * postreload.c (reload_combine_note_store): Likewise.
2370 (move2add_note_store): Likewise.
2371 * reload.c (find_equiv_reg): Likewise.
2372 (mark_referenced_resources): Likewise.
2373 * rtlanal.c (set_noop_p): Likewise.
2374 (note_stores): Likewise.
2375 (note_uses): Likewise.
2376 * sched-deps.c (sched_analyze_1): Likewise.
2377 * sched-rgn.c (check_live_1): Likewise.
2378 (update_live_1): Likewise.
2379 * config/i860/i860.c: Likewise.
2381 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2383 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2385 * doc/rtl.texi: Update documentation for bit-fields and SET.
2387 2005-01-05 Roger Sayle <roger@eyesopen.com>
2389 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2391 2005-01-05 Jan Hubicka <jh@suse.cz>
2392 Richard Henderson <rth@redhat.com>
2395 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2398 2005-01-05 Richard Henderson <rth@redhat.com>
2401 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2402 (sse_shufps): Change operand 3 to const_int_operand.
2403 (sse2_storelps): Fix typo in template.
2404 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2405 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2406 (ix86_expand_builtin): Likewise.
2408 2005-01-05 Julian Brown <julian@codesourcery.com>
2410 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2411 as aggregates for AAPCS ABIs.
2413 2005-01-05 Stan Shebs <shebs@apple.com>
2415 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2416 Mach-O getters if ppc64.
2417 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2419 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2420 signed four-byte field for global code case.
2421 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2423 2005-01-05 Roger Sayle <roger@eyesopen.com>
2426 * c-common.c: Include real.h.
2427 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2428 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2429 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2430 * Makefile.in (c-common.o): Update dependencies.
2432 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2434 * c-parse.in (asm_string): Add trailing semicolon.
2436 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2438 * c-parse.in (asm_string): New. Don't allow wide strings in
2440 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2441 asm_string instead of STRING.
2443 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2445 * c-typeck.c (constructor_no_implicit): Remove.
2446 (set_designator, process_init_element): Don't check
2447 constructor_no_implicit.
2449 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2450 Kaz Kojima <kkojima@gcc.gnu.org>
2453 * lcm.c (create_pre_exit): New.
2454 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2455 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2457 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2459 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2460 -msoft-float in target_float_switch.
2461 * arm.c (arm_override_options): Fix processing of target_float_switch.
2463 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2465 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2468 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2470 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2471 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2473 2005-01-04 Roger Sayle <roger@eyesopen.com>
2475 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2476 if deleting the then-block allows the test-block to fallthru to the
2479 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2482 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2483 after the full declaration if the are in two different TUs.
2485 2005-01-04 Richard Henderson <rth@redhat.com>
2488 * tree-sra.c (generate_one_element_init): Just
2489 call gimplify_and_add.
2490 (generate_element_init): Record the
2491 new referenced variables and mark them for renaming
2492 and split out to ...
2493 (generate_element_init_1): This.
2494 (scalarize_init): Don't call push_gimplify_context/
2495 pop_gimplify_context.
2497 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2499 * toplev.c (get_src_pwd): Handle failure of getpwd().
2501 2005-01-04 Roger Sayle <roger@eyesopen.com>
2503 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2505 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2506 all the cases handled by it are inverted by invert_truthvalue.
2508 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2510 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2511 (save_register_windowsi): Likewise.
2513 2005-01-04 Richard Henderson <rth@redhat.com>
2515 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2517 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2520 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2521 any simplifications of vector mode comparison operators.
2522 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2524 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2525 Devang Patel <dpatel@apple.com>
2527 PR tree-optimization/18308
2528 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2529 the operands before creating a new expression.
2530 * dojump.c (do_jump): Make drop_through_label available
2531 for all cases. Add expansion of COND_EXPR.
2533 2005-01-04 Ira Rosen <irar@il.ibm.com>
2535 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2536 INTEGER_CST instead of TREE_CONSTANT.
2537 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2538 instead of TREE_CONSTANT.
2539 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2540 instead of TREE_CONSTANT.
2542 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2544 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2546 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2549 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2550 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2552 2005-01-03 Richard Henderson <rth@redhat.com>
2554 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2555 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2556 fold_convert_const_real_from_real): Split out from ...
2557 (fold_convert_const): ... here.
2559 2005-01-03 Richard Henderson <rth@redhat.com>
2562 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2563 (mov<MMXMODEI>_internal): Likewise.
2564 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2565 Add V2SF case; use it for SSE1; don't use TI.
2566 (movdf_integer): Likewise.
2567 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2569 2005-01-03 Ira Rosen <irar@il.ibm.com>
2571 * tree-vectorizer.c (vect_strip_conversions): New function.
2572 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2573 check for binary class.
2575 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2579 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2581 * gimple-low.c (mark_blocks_with_used_vars): New function.
2582 (mark_blocks_with_used_subblocks): Ditto.
2583 (mark_used_blocks): Ditto.
2584 (pass_mark_used_blocks): New pass.
2585 * tree-inline.c: Include debug.h.
2586 (expand_call_inline): Call outlining_inline_function here.
2587 * tree-optimize.c (init_tree_optimization_passes): Add
2588 pass_mark_used_blocks.
2589 * tree-pass.h (pass_mark_used_blocks): New.
2590 * Makefile.in (tree-inline.o): Add debug.h dependency.
2592 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2594 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2595 VAR_DECLs to have weak_import attribute.
2597 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2600 2004-01-03 Steven Bosscher <stevenb@suse.de>
2602 * passes.c (rest_of_compilation): Don't run regmove if only
2603 flag_expensive_optimizations, require flag_regmove instead.
2605 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2607 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2609 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2610 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2611 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2612 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2614 2005-01-03 Richard Henderson <rth@redhat.com>
2616 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2617 (ia64_const_ok_for_letter_p): New.
2618 (ia64_const_double_ok_for_letter_p): New.
2619 (ia64_extra_constraint): New.
2620 (ia64_expand_vecint_compare): New.
2621 (ia64_expand_vcondu_v2si): New.
2622 (ia64_expand_vecint_cmov): New.
2623 (ia64_expand_vecint_minmax): New.
2624 (ia64_print_operand): Add 'v'.
2625 (ia64_preferred_reload_class): New.
2626 (ia64_vector_mode_supported_p): New.
2627 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2628 (PREFERRED_RELOAD_CLASS): Move to function.
2629 (CONST_OK_FOR_LETTER_P): Move to function.
2630 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2631 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2632 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2633 (EXTRA_CONSTRAINT): Move to function.
2634 * config/ia64/ia64.md: Include vect.md.
2635 (itanium_class): Add mmalua.
2637 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2639 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2640 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2642 (const_int_2bit_operand): New.
2643 (fr_reg_or_0_operand): New.
2644 * config/ia64/ia64-modes.def: Add vector modes.
2645 * config/ia64/ia64-protos.h: Update.
2646 * config/ia64/vect.md: New file.
2648 2005-01-03 Richard Henderson <rth@redhat.com>
2650 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2652 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2655 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2657 (log1pdf2): Change mode of operands[0,1] to DFmode.
2659 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2661 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2662 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2663 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2664 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2665 SPARC_RELAXED_ORDERING.
2667 2005-01-03 Richard Henderson <rth@redhat.com>
2668 Uros Bizjak <uros@kss-loka.si>
2671 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2672 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2673 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2675 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2676 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2677 const_pow2_1_to_128_operand): New predicates.
2679 2005-01-02 Greg McGary <greg@mcgary.org>
2681 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2683 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2684 object. [ptr_type]: Remove unused variable.
2685 Remember nearest addressable array-element or record-component
2686 when checking bitfield components. Tolerate empty BIND_EXPR.
2688 2005-01-01 Richard Henderson <rth@redhat.com>
2690 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2691 that don't narrow the value. Fail for other conversions.
2693 2005-01-01 Richard Henderson <rth@redhat.com>
2696 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2697 * c-lang.c (finish_file): Don't do it here.
2698 * objc/objc-act.c (objc_finish_file): Likewise.
2700 * cgraph.c (decl_assembler_name_equal): New.
2701 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2702 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2703 * cgraph.h (struct cgraph_varpool_node): Add next.
2704 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2705 * varasm.c (assemble_alias): Mark the target as needed.
2707 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2710 * function.c (get_arg_pointer_save_area): Use entry_of_function
2711 instead of get_insns.
2713 2005-01-01 Roger Sayle <roger@eyesopen.com>
2714 Andrew Pinski <pinskia@physics.uc.edu>
2715 James E. Wilson <wilson@specifixinc.com>
2717 PR rtl-optimization/12092
2718 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2721 2005-01-01 Roger Sayle <roger@eyesopen.com>
2722 Olivier Hainque <hainque@act-europe.fr>
2724 * tree.c (int_fits_type_p): A narrower type always fits in a
2725 wider one, except for negative values into unsigned types.
2727 2005-01-01 Roger Sayle <roger@eyesopen.com>
2729 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2730 with the original constant rather than require TREE_OVERFLOW.
2732 2005-01-01 Steven Bosscher <stevenb@suse.de>
2735 * c-decl.c (finish_function): If compiling C99, annotate the
2736 compiler generated return with the current file name and line 0.
2737 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2738 the source line is greater than 0.
2739 (remove_bb): Likewise.
2741 See ChangeLog.12 for earlier changes.