| blob | 8aac434028fe0a553d1f663882ebb20d130f398a |
1 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4 cse_reg_info_used_list_end): Remove.
5 (cse_reg_info_list, cse_reg_info_list_free): New.
6 (get_cse_reg_info): When allocating an instance of
7 cse_reg_info, add it to the beginning of the cse_reg_info_list
8 list. Remove code to maintain cse_reg_info_used_list.
9 (new_basic_block): Reset the free list to the beginning of
10 cse_reg_info_list.
12 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
14 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
15 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
16 (frv_expand_mdpackh_builtin): New function.
17 (frv_expand_builtin): Use it to expand __MDPACKH.
18 * doc/extend.texi (__MDPACKH): Update documentation.
20 2005-01-28 Uros Bizjak <uros@kss-loka.si>
22 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
23 SSE_FLOAT_MODE_P for use_sse computation.
25 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
27 PR target/19663
28 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
30 2005-01-27 Richard Henderson <rth@redhat.com>
32 * builtins.c (expand_builtin_copysign): New.
33 (expand_builtin): Call it.
34 * genopinit.c (optabs): Add copysign_optab.
35 * optabs.c (init_optabs): Initialize it.
36 (expand_copysign): New.
37 * optabs.h (OTI_copysign, copysign_optab): New.
38 (expand_copysign): Declare.
40 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
41 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
43 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
44 (ix86_expand_fp_absneg_operator): ... here.
45 (ix86_split_copysign): New.
46 * config/i386/i386-protos.h: Update.
47 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
48 (copysignsf3, copysigndf3): New.
50 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
51 (copysignsf3, ncopysignsf3): New.
52 (copysigndf3, ncopysigndf3): New.
53 (copysignxf3, ncopysignxf3): New.
54 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
56 2005-01-27 Arend Bayer <arend.bayer@web.de>
57 Kazu Hirata <kazu@cs.umass.edu>
59 * cse.c: (find_best_addr): Don't call copy_rtx before calling
60 fold_rtx. Save cost recomputation if fold_rtx did nothing.
61 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
62 NULL_RTX.
64 2005-01-27 Jeff Law <law@redhat.com>
66 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
67 definitions of SSA_NAMEs which are not being rewritten.
68 (rewrite_ssa_into_ssa): Only initialize the current definition
69 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
70 If checking is enabled, assert that SSA_NAME_AUX is clear for all
71 SSA_NAMEs before returning.
73 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
75 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
76 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
77 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
78 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
79 config/mips/iris6.h, config/sh/sh.c: Update copyright.
81 2005-01-27 Steven Bosscher <stevenb@suse.de>
83 PR middle-end/17278
84 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
85 higher to -O2 and higher. Likewise for tree PRE.
86 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
87 and better.
89 2005-01-27 Ian Lance Taylor <ian@c2micro.com>
91 PR middle-end/19583
92 * gimple-low.c (try_catch_may_fallthru): New static function.
93 (block_may_fallthru): Handle TRY_CATCH_EXPR.
94 * tree-inline.c (expand_call_inline): Don't warn about reaching
95 the end of a non-void function being inlined if the function uses
96 a return slot.
98 2005-01-27 Jakub Jelinek <jakub@redhat.com>
100 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
102 PR c/18946
103 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
104 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
105 (implicitly_declare): Handle error_mark_node.
107 2005-01-27 Richard Henderson <rth@redhat.com>
109 PR tree-opt/14329
110 * tree.h (struct tree_decl): Add debug_expr_is_from.
111 (DECL_DEBUG_EXPR_IS_FROM): New.
112 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
113 * dwarf2out.c (dwarf2out_var_location): Update to match.
114 * tree-outof-ssa.c (create_temp): Likewise.
115 * var-tracking.c (track_expr_p): Likewise.
116 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
117 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
118 * toplev.c (default_tree_printer): Likewise.
120 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
122 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
123 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
125 2005-01-27 Steven Bosscher <stevenb@suse.de>
127 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
128 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
129 ASM_CLOBBERS): Add tree checks.
131 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
132 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
133 * c-common.def (SWITCH_STMT): Update to match.
134 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
135 macros instead of SWITCH_EXPR ones.
136 * c-dump.c (c_dump_tree): Likewise.
137 * c-gimplify.c (gimplify_switch_stmt): Likewise.
138 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
140 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
142 2005-01-27 Alan Modra <amodra@bigpond.net.au>
144 * unwind-dw2.c (execute_stack_op): Add missing cases for
145 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
147 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
149 * config.gcc (Obsolete configurations): Remove 'dummy', add
150 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
151 sparc-*-openbsd*.
153 2005-01-26 Diego Novillo <dnovillo@redhat.com>
155 PR tree-optimization/19633
156 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
157 CALL_EXPRs.
158 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
159 are no call-clobbered variables.
160 * tree-outof-ssa.c (check_replaceable): Return false for calls
161 with side-effects.
163 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
165 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
166 even for variables with NULL DECL_INITIAL.
168 2005-01-26 Stuart Hastings <stuart@apple.com>
170 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
172 2005-01-26 Richard Henderson <rth@redhat.com>
174 PR middle-end/18008
175 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
176 field's type.
177 * expr.c (store_field): Strip conversions to odd-bit-sized types
178 if the destination field width matches.
180 2005-01-26 Richard Henderson <rth@redhat.com>
182 * c-decl.c, expmed.c, expr.c: Revert last change.
184 2005-01-26 Richard Henderson <rth@redhat.com>
186 PR middle-end/18008
187 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
188 field's type.
189 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
190 if we don't need the bits above those present in the current mode.
191 * expr.c (store_field): Strip conversions to odd-bit-sized types
192 if the destination field width matches.
194 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
196 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
197 either -ffast-math or -funsafe-math-optimizations is in use.
199 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
201 PR target/19293
202 PR target/19329
203 * config/avr/avr.c (notice_update_cc): Only set condition code for
204 ashrqi3 if shift count > 0.
205 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
206 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
207 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
208 count <= 0 as a no-op, and shift count >= width by copying zero
209 or sign bit to all bits of the result.
210 * config/avr/avr.md (all shifts): Add alternatives for zero shift
211 count, with attribute "length" set to 0 and "cc" set to "none".
213 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
215 * doc/invoke.texi: Document -mTLS.
217 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
218 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
219 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
220 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
221 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
222 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
223 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
224 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
226 * configure.ac: Check for a TLS capable gas.
228 * configure: Regenerate.
230 2005-01-26 Richard Henderson <rth@redhat.com>
232 PR middle-end/18008
233 * combine.c (make_field_assignment): Simplify store to zero_extract
234 from a source with an overlapping mask.
236 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
238 2004-11-11 Eric Christopher <echristo@redhat.com>
240 * config/frv/frv.md: Add fr400_integer automaton. Don't
241 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
242 to TYPE_MACC.
244 2005-01-26 Steven Bosscher <stevenb@suse.de>
246 PR middle-end/16585
247 * cfgbuild.c (make_edges): Do not clear or set
248 current_function_has_computed_jump.
249 * function.h (struct function): Remove the has_computed_jump field.
250 (current_function_has_computed_jump): Do not define.
251 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
252 in a computed jump. Ignore current_function_has_computed_jump.
254 2005-01-26 Richard Henderson <rth@redhat.com>
256 PR middle-end/19515
257 * expr.c (categorize_ctor_elements): New argument p_must_clear.
258 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
259 fully initialized.
260 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
261 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
262 objects into static storage if they have more than one non-zero value.
263 * tree.h (categorize_ctor_elements): Update decl.
265 2005-01-26 Steven Bosscher <stevenb@suse.de>
267 PR middle-end/19616
268 * tree.h (CALL_EXPR_TAILCALL): Add comment.
269 * calls.c (check_sibcall_argument_overlap_1): Revert the change
270 to this function from 2004-07-10.
271 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
272 the current function for tail call optimizations if the address
273 of one of it its arguments is taken.
275 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
277 * cse.c (fold_rtx): Call equiv_constant only when necessary.
279 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
281 * function.c (expand_function_end): If current_function_calls_alloca,
282 emit stack restore in a place that is reached when the function falls
283 through at the end.
285 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
287 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
288 rule to avoid matching inappropriate suffix rule.
290 2005-01-26 Jan Hubicka <jh@suse.cz>
292 PR tree-optimization/19241
293 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
295 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
297 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
298 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
299 of doubling.
300 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
301 <sim*>: Always use crt1.o, regardless of N in simN.
302 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
303 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
304 (CRT_CALL_STATIC_FUNCTION): Remove.
305 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
306 use crt1.o, regardless of N in simN.
307 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
308 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
309 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
310 case isystem setting.
311 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
313 2005-01-25 Ian Lance Taylor <ian@airs.com>
315 * gimple-low.c (block_may_fallthru): Correct handling of
316 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
318 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
320 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
321 handlers to match indentation; nested under the mtune=* handler.
322 Similar for mcpu= and march=.
324 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
326 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
327 * config/mips/linux64.h (LIB_SPEC): Likewise.
328 * config/mn10300/linux.h (LIB_SPEC): Likewise.
329 * config/sh/linux.h (LIB_SPEC): Likewise.
331 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
333 * config/frv/frv.c (frv_legitimize_tls_address): New.
334 (TARGET_HAVE_TLS): Define.
335 (FRV_SYMBOL_REF_TLS_P): Define.
336 (frv_override_options): Handle new register classes.
337 (frv_legitimate_address_p): Reject tls addresses.
338 (frv_legitimize_address): Handle TLS addresses.
339 (gen_inlined_tls_plt): New.
340 (gen_tlsmoff): New.
341 (frv_legitimize_tls_address): New.
342 (unspec_got_name): Add TLS entries.
343 (got12_operand): Add R_FRV_TLSMOFF12 case.
344 (frv_emit_move): Fixup TLS addresses.
345 (frv_emit_movsi): Legitimize TLS addresses.
347 * config/frv/frv.h (MASK_BIG_TLS): New.
348 (TARGET_BIG_TLS): New.
349 (HAVE_AS_TLS): Define.
350 (TARGET_SWITCHES): Add -mTLS and -mtls options.
351 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
352 (REG_CLASS_NAMES): Same.
353 (REG_CLASS_CONTENTS): Same.
354 (CONSTRAINT_LEN): New.
355 (REG_CLASS_FROM_CONSTRAINT): New.
356 (PREDICATE_CODES): Add symbolic_operand.
358 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
359 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
360 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
361 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
362 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
363 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
364 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
365 GR9_REG, GR14_REG, LRREG.
366 (type): Add load_or_call attribute.
367 ("load_or_call"): New reservation.
368 ("call_gettlsoff"): New.
369 ("tls_indirect_call"): New.
370 ("tls_load_gottlsoff12"): New.
371 ("tlsoff_hilo"): New.
372 ("tls_tlsdesc_ldd"): New.
373 ("tls_tlsoff_ld"): New.
374 ("tls_lddi"): New.
376 * config/frv/frv-protos.h (symbolic_operand): Protoize.
378 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
380 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
381 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
382 * config/frv/frv.c (TLS_BIAS): Define.
383 (frv_output_dwarf_dtprel): New.
385 2005-01-26 Jakub Jelinek <jakub@redhat.com>
387 PR rtl-optimization/19579
388 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
389 both A and B, see if they don't clobber registers the other expr uses.
391 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
393 * real.c (do_add): Initialize signalling and canonical members.
395 * real.c (real_from_integer): Zero out destination.
397 2005-01-18 Jan Hubicka <jh@suse.cz>
399 PR tree-optimize/19337
400 * tree-inline.c (initialize_inlined_parameters): Copy
401 saved_static_chain_decl only.
403 2005-01-25 Richard Henderson <rth@redhat.com>
405 PR target/19556
406 PR target/19584
407 * config/i386/i386.c (x86_inter_unit_moves): Zero.
408 (ix86_preferred_reload_class): Rewrite fp-constant section, with
409 80387 enabled, to return a proper subclass. Return the subset that
410 overlaps with GENERAL_REGS for PLUS.
411 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
413 2005-01-25 Richard Henderson <rth@redhat.com>
415 PR middle-end/19609
416 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
418 2005-01-25 Roger Sayle <roger@eyesopen.com>
420 * expmed.c (choose_multiplier): Change interface to return the
421 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
422 (expand_divmod): Update calls to choose_multiplier.
424 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
426 PR middle-end/19330
427 * expmed.c (extract_bit_field): Use adjust_address instead of
428 gen_lowpart when op0 is a MEM.
430 2005-01-24 Steven Bosscher <stevenb@suse.de>
432 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
434 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
436 * config/mips/irix-csr.c: New file.
437 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
438 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
439 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
440 executables.
442 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
444 PR bootstrap/19364
445 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
446 sparc/elf.h, add sparc/sp-elf.h.
447 (sparc-*-rtems*): Likewise.
448 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
449 tm-dwarf2.h, add sparc/sp-elf.h.
450 (sparc86x-*-elf): Likewise.
451 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
452 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
453 TARGET_OS_CPP_BUILTINS.
454 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
455 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
456 Undefine it.
457 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
458 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
459 (SWITCH_TAKES_ARG): Likewise.
460 (LOCAL_LABEL_PREFIX): Likewise.
461 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
462 (TARGET_N_FORMAT_TYPES): Delete.
463 (TARGET_FORMAT_TYPES): Likewise.
464 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
465 * config/sparc/elf.h: Delete.
466 * config/sparc/sp-elf.h: New file.
468 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
470 * tree-flow-inline.h (phi_arg_from_edge): Remove.
471 * tree-flow.h: Remove the corresponding prototype.
472 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
473 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
475 2005-01-24 Jakub Jelinek <jakub@redhat.com>
477 PR target/17751
478 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
479 for AIX ABI or ELF -fPIC.
480 (rs6000_emit_load_toc_table): Don't create toc_section here.
481 (rs6000_xcoff_file_start): Nor here.
483 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
485 * sh.c (ra.h): Don't #include.
486 (hard_regs_intersect_p): New function, resurrected from ra.c.
488 * sh.c: Fix 1996 Copyright.
490 2005-01-24 Richard Henderson <rth@redhat.com>
491 Aldy Hernandez <aldyh@redhat.com>
493 * regrename.c (note_sets): Handle subregs.
495 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
497 PR bootstrap/18058
498 * genconditions.c (write_header, write_conditions): Elide file if
499 not GCC >= 3.0.1.
501 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
503 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
504 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
505 Update copyright.
507 2005-01-24 Jakub Jelinek <jakub@redhat.com>
509 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
510 expand_builtin_printf, expand_builtin_fprintf,
511 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
512 checking against POINTER_TYPE.
513 (validate_arglist): Handle POINTER_TYPE code by checking
514 POINTER_TYPE_P.
516 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
518 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
519 init_rtlanal): New.
520 (for_each_rtx): Call for_each_rtx_1.
521 * rtl.h (init_rtlanal): Declare.
522 * toplev.c (backend_init): Call init_rtlanal.
524 2005-01-24 Jakub Jelinek <jakub@redhat.com>
526 * flow.c (propagate_one_insn): Formatting.
528 PR middle-end/19551
529 * flow.c (libcall_dead_p): Be more conservative if unsure.
530 If there are any instructions between insn and call, see if they are
531 all dead before saying the libcall is dead.
533 2005-01-24 Uros Bizjak <uros@kss-loka.si>
535 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
536 operand constraint for operand 0.
538 2005-01-23 Richard Henderson <rth@redhat.com>
540 PR 19486
541 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
542 edges leading to join block.
544 2005-01-23 Roger Sayle <roger@eyesopen.com>
546 * expmed.c (expand_mult_highpart): Make static. Change type of
547 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
548 (expand_divmod): Updates calls to expand_mult_highpart by using
549 gen_int_mode to pass a CONST_INT rtx.
550 * rtl.h (expand_mult_highpart): Remove prototype.
552 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
554 * flow.c (regset_bytes, regset_size): Remove.
556 * cfganal.c: Fix a reference to Harvey's paper.
558 2005-01-23 Steven Bosscher <stevenb@suse.de>
560 PR rtl-optimization/19464
561 * tree-optimize.c (init_tree_optimization_passes): Add one more
562 copyrename pass just before out-of-ssa.
564 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
566 PR bootstrap/18058
567 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
568 * ggc-none.c (ggc_free): Define.
570 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
572 * cse.c (max_reg, max_insn_uid): Remove.
573 (cse_main): Don't access max_reg or max_insn_uid.
575 * c-common.c (explicit_flag_signed_bitfields,
576 lang_statement_code_p, lang_expand_function_end): Remove.
577 * c-common.h: Remove the corresponding declarations.
578 * c-opts.c (c_common_handle_option): Remove all write access
579 to explicit_flag_signed_bitfields.
581 * cgraph.c (cgraph_varpool_n_nodes): Remove.
582 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
583 * cgraph.h: Remove the corresponding declaration.
585 * gcse.c (null_pointer_info): Remove.
587 2005-01-23 Roger Sayle <roger@eyesopen.com>
588 Eric Botcazou <ebotcazou@libertysurf.fr>
590 * combine.c (simplify_logical): Only simplify logical expressions
591 of the form ior(and(x,y),z) by the inverse distributive law if the
592 result is cheaper than the original.
594 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
596 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
597 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
598 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
599 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
600 config/freebsd-spec.h, config/arm/arm.h,
601 config/h8300/h8300.md, config/i386/i386.md,
602 config/i386/predicates.md, config/i386/sse.md,
603 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
604 config/vax/vax.md: Fix comment typos. Follow spelling
605 conventions.
607 2005-01-23 Steven Bosscher <stevenb@suse.de>
609 * gengtype.c (walk_type): Produce `not equal to' compares for loop
610 tests, instead of `less than'.
612 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
614 * function.c (assign_parm_setup_block): When creating a new stack slot
615 for a parameter, get its alignment from the parameter's DECL_ALIGN
616 rather than the type's TYPE_ALIGN. Make sure that the parameter
617 is at least word aligned.
619 2005-01-22 Roger Sayle <roger@eyesopen.com>
621 PR middle-end/19378
622 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
624 2005-01-22 Richard Henderson <rth@redhat.com>
626 PR target/19506
627 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
628 in both compare operands.
629 (movdfcc_1_sse_max): Likewise.
630 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
631 (movdfcc_1_sse): Likewise.
632 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
633 scratch register as needed.
635 2005-01-22 Richard Henderson <rth@redhat.com>
637 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
639 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
641 2005-01-22 Richard Henderson <rth@redhat.com>
643 * genopinit.c (optabs): Use smin/smax for floating point too.
644 * doc/md.texi: Update to match. Clarify that floating point
645 results are undefined for +0/-0 and NaN.
646 * doc/rtl.texi: Likewise.
647 * rtl.def (SMIN, SMAX): Likewise
648 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
650 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
651 leading 's' to the name.
652 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
653 smaxxf3, sminxf3): Likewise.
654 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
655 Likewise.
657 2005-01-22 Paul Brook <paul@codesourcery.com>
659 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
661 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
663 * config/s390/s390.c (struct processor_costs): New fields
664 dlgr, dlr, dr, dsgfr, dsgr.
665 (z900_cost, z990_cost): Values for new fields.
666 (s390_rtx_costs): New cases MEM und COMPARE in switch
667 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
668 DIV, MOD, UDIV, UMOD.
670 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
672 * config/s390/s390.md ("doloop_si64"): Reload input value directly
673 into the register being decremented.
674 ("doloop_si31", "doloop_di"): Likewise.
675 ("*doloop_si_long"): Adapt pattern.
677 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
679 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
680 access registers.
681 (CLASS_MAX_NREGS): Likewise.
683 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
685 * doc/tree-ssa.texi (Statement Operands): Add example for new
686 must-def macro. Note deprecation of old operands interface.
688 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
690 PR tree-optimization/19484
691 * tree-cfg.c (remove_fallthru_edge): New function.
692 (cleanup_control_flow): Remove fallthru edges from calls that are
693 now known not to return.
695 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
697 Fix PR tree-optimization/19038
698 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
699 copies with loop variant ones.
701 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
703 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
704 config/alpha/alpha-protos.h, config/alpha/alpha.h,
705 config/alpha/alpha.md, config/alpha/predicates.md,
706 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
707 config/sparc/sol2.h: Update copyright.
709 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
710 first label to see if it is a nonlocal label.
712 2005-01-22 David Edelsohn <edelsohn@gnu.org>
713 Andrew Pinski <pinskia@physics.uc.edu>
715 PR target/19491
716 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
717 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
719 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
721 * config/rs6000/rtems.h: Update copyright.
723 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
725 PR target/19548
726 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
727 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
728 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
730 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
732 PR c/18809
733 * c-typeck.c (convert_arguments): Check for error_mark_node.
735 2005-01-21 Ian Lance Taylor <ian@airs.com>
737 PR tree-optimization/13000
738 * tree-inline.c: Include "tree-flow.h".
739 (expand_call_inline): If warn_return_type, warn if non-void inline
740 function falls through.
741 * tree-cfg.c (execute_warn_function_return): Don't warn about
742 control reaching end if TREE_NO_WARNING is set. Set
743 TREE_NO_WARNING.
744 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
745 has been lowered.
746 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
747 branch if we don't need one.
748 * c-typeck.c: Include "tree-flow.h"
749 (c_finish_bc_stmt): Don't add a goto if the current statement
750 list doesn't fall through to the current point.
752 2005-01-21 Roger Sayle <roger@eyesopen.com>
754 PR rtl-optimization/576
755 * real.c (real_arithmetic): Change return type from void to bool
756 to return an indication that the result may be inexact.
757 * real.h (real_arithmeric): Update prototype.
758 * fold-const.c (const_binop): Don't constant fold floating
759 point expressions when the user specifies -frounding-math and
760 the result may depend upon the run-time rounding mode.
761 (fold_convert_const_real_from_real): Clean-up.
762 (fold_initializer): Ignore flag_rounding_math for initializers.
763 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
764 constant fold FP operations with flag_rounding_math if the
765 result may depend upon the run-time rounding mode.
767 2005-01-21 Tom Tromey <tromey@redhat.com>
769 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
771 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
773 * tree-cfg.c: Fix comment typos.
775 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
777 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
778 around the call to rest_of_handle_branch_target_load_optimize.
780 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
782 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
783 (sparc64-*-openbsd*): Likewise.
784 (sparclite-*-elf*): Include tm-dwarf2.h.
785 (sparc86x-*-elf*): Likewise.
786 (sparc64-*-elf*): Likewise.
787 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
788 (DBX_DEBUGGING_INFO): Likewise.
789 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
790 (PREFERRED_DEBUGGING_TYPE): Likewise.
791 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
792 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
793 (PREFERRED_DEBUGGING_TYPE): Likewise.
794 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
795 (PREFERRED_DEBUGGING_TYPE): Likewise.
796 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
798 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
800 PR target/18701
801 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
803 2005-01-20 Paul Brook <paul@codesourcery.com>
805 * doc/rtl.texi: Document value extension requirements for CONST_INT.
807 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
809 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
810 label is first in a sequence of labels.
812 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
814 2005-01-20 Janis Johnson <janis187@us.ibm.com>
815 Giovanni Bajo <giovannibajo@gcc.gnu.org>
817 * doc/sourcebuild.texi (Test Directives): New.
819 2005-01-20 Roger Sayle <roger@eyesopen.com>
821 * real.c (real_floor): Don't leave the result uninitialized when
822 mode is VOIDMode, but return the unrounded intermediate value.
823 (real_ceil): Likewise.
825 2005-01-20 Paul Brook <paul@codesourcery.com>
827 * config/arm/arm.md (insv): Use gen_int_mode.
829 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
831 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
832 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
833 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
834 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
835 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
837 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
839 Fix PR debug/19124
840 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
841 fbreg, so we have to assume we can't.
842 (loc_descriptor_from_tree_1): Ditto.
843 (containing_function_has_frame_base): New function.
844 (add_location_or_const_value_attribute): Use it.
845 Also try to generate a frame_base from a single element location
846 list.
848 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
850 PR tree-optimization/15349
851 * timevar.def (TV_TREE_MERGE_PHI): New.
852 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
853 PHI_WANTED.
854 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
855 calls to tree_forwarder_block_p.
856 (remove_forwarder_block_with_phi, merge_phi_nodes,
857 gate_merge_phi, pass_merge_phi): New.
858 * tree-optimize.c (init_tree_optimization_passes): Add
859 pass_merge_phi.
860 * tree-pass.h: Add an extern for pass_merge_phi;
862 2005-01-20 Richard Henderson <rth@redhat.com>
864 PR target/19418
865 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
866 (_mm_castps_pd, _mm_castps_si128): New.
867 (_mm_castsi128_ps, _mm_castsi128_pd): New.
869 2005-01-20 Richard Henderson <rth@redhat.com>
871 PR target/19530
872 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
873 __builtin_ia32_vec_init_v2si.
874 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
875 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
876 (ix86_init_mmx_sse_builtins): Create it.
877 (ix86_expand_builtin): Expand it.
878 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
879 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
880 (vec_extractv2si_0, vec_extractv2si_1): New.
882 2005-01-20 Richard Henderson <rth@redhat.com>
884 PR target/16533
885 * config/i386/i386.c (ix86_expand_push): New.
886 * config/i386/mmx.md (push<MMXMODE>1): New.
887 * config/i386/sse.md (push<SSEMODE>1): New.
888 * config/i386/i386-protos.h: Update.
890 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
892 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
893 copyright.
895 2005-01-20 Richard Henderson <rth@redhat.com>
897 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
898 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
900 2005-01-19 Richard Henderson <rth@redhat.com>
902 PR target/19350
903 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
904 to V4SFmode in SSE1 fallback load path.
906 2005-01-19 Richard Henderson <rth@redhat.com>
908 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
909 in QImode expansion to ix86_expand_vector_set.
910 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
912 2005-01-19 Richard Henderson <rth@redhat.com>
914 PR target/19511
915 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
916 subclass of the input class.
917 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
918 Always true for cross-SSE1 classes. Rationalize conditionals.
919 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
920 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
921 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
922 (movdi_2): Add MMX/SSE zeros.
923 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
924 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
925 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
926 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
927 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
928 (zero_extendsidi2_rex64_1): Remove.
929 (MOV0 peephole): Check GENERAL_REG_P.
931 2005-01-19 Richard Henderson <rth@redhat.com>
933 PR target/19427
934 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
935 shufps elements.
936 (ix86_expand_vector_extract): Likewise.
938 2005-01-19 Richard Henderson <rth@redhat.com>
940 PR middle-end/19304
941 * expr.c (emit_move_change_mode): New argument force; use
942 simplify_gen_subreg if true.
943 (emit_move_via_alt_mode): Merge into ...
944 (emit_move_via_integer): ... here.
945 (emit_move_ccmode): Use emit_move_change_mode directly.
947 2005-01-19 Richard Henderson <rth@redhat.com>
949 PR target/19518
950 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
951 (alpha_preferred_reload_class): Handle CONST_VECTOR.
952 (alpha_emit_set_const_1): Add no_output parameter; don't emit
953 rtl if true.
954 (alpha_emit_set_const): Likewise. Make static.
955 (alpha_emit_set_long_const): Make static.
956 (alpha_extract_integer): Split out from alpha_expand_mov.
957 (alpha_split_const_mov): Likewise.
958 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
959 (alpha_legitimate_constant_p): New.
960 * config/alpha/alpha-protos.h: Update.
961 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
962 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
963 * config/alpha/alpha.md (movsi): Add n alternative.
964 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
965 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
966 (splitters for all of the above): Use alpha_split_const_mov.
967 * config/alpha/predicates.md (non_add_const_operand): New.
968 (non_zero_const_operand): New.
969 (input_operand): Use alpha_legitimate_constant_p after reload.
971 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
973 PR tree-optimization/19038
974 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
975 (add_candidate): Add ivs with increment in latch only if
976 allow_ip_end_pos_p is true.
977 (determine_iv_cost): Use empty_block_p.
979 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
981 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
982 (compute_dominance_frontiers): Ditto.
984 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
986 PR target/19529
987 * config/sh/t-rtems: New.
988 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
990 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
992 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
993 the offset of the selected field.
995 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
997 * tree-cfg.c (remove_forwarder_block): Fix the check to
998 prevent a nonlocal label from appearing in the middle of a
999 basic block.
1001 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1003 PR rtl-optimization/19462
1004 * reorg.c (find_end_label): Create return insn only if
1005 current_function_epilogue_delay_list is empty.
1007 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1009 * doc/passes.texi: Remove paragraph mentioning new-ra.
1011 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1013 PR rtl-optimization/15139
1014 * combine.c: Include params.h.
1015 (count_rtxs): New function.
1016 (record_value_for_reg): If replace_rtx would replace at least
1017 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1018 (clobber (const_int 0)) instead of TEM.
1019 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1020 * params.h (MAX_LAST_VALUE_RTL): New.
1021 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1022 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1024 PR c/17297
1025 * c-typeck.c (digest_init): Only call build_vector if all constructor
1026 elements are *_CST nodes.
1027 * gimplify.c (gimplify_init_constructor): Likewise.
1029 PR middle-end/19164
1030 * c-typeck.c (digest_init): Only call build_vector if inside_init
1031 is a CONSTRUCTOR.
1033 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1035 * toplev.c (init_asm_output): Remove dead #ifdef.
1037 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1039 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1041 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1043 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1044 accessing DECL_FUNCTION_CODE.
1045 * dojump.c (do_jump): Likewise.
1046 * gimplify.c (gimplify_call_expr): Likewise.
1047 * predict.c (expr_expected_value): Likewise.
1048 (strip_builtin_expect): Likewise.
1049 * tree-inline.c (estimate_num_insns_1): Likewise.
1050 * tree-ssa-loop-im.c (stmt_cost): Likewise
1051 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1052 (tree_expr_nonnegative_p): Likewise.
1054 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1056 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1057 variant of the load_pcrel_sym pattern.
1058 * config/sparc/sparc.md (P macro): Move to the top.
1059 (load_pcrel_sym): Macroize using P.
1060 (save_register_window): Likewise.
1062 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1064 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1065 ("sordered"): Same.
1067 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1069 PR C/19472
1070 * c-typeck.c (build_asm_expr): Strip nops off
1071 input memory operands.
1073 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1075 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1076 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1077 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1078 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1080 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1082 PR target/19379
1083 * config/i386/i386.c (override_options): If the 80387 is disabled,
1084 then do not return FP values using FP registers.
1086 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1088 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1089 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1090 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1091 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1092 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1093 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1094 output.h, postreload-gcse.c, postreload.c, recog.c,
1095 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1096 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1097 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1098 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1099 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1100 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1101 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1102 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1104 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1105 config/alpha/alpha.c, config/arm/vfp.md,
1106 config/i386/emmintrin.h, config/i386/i386-modes.def,
1107 config/i386/i386-protos.h, config/i386/i386.h,
1108 config/i386/pmmintrin.h, config/i386/ppro.md,
1109 config/i386/predicates.md, config/i386/xmmintrin.h,
1110 config/i860/i860.c, config/ia64/ia64-modes.def,
1111 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1112 config/ia64/ia64.md, config/ia64/itanium1.md,
1113 config/ia64/itanium2.md, config/ia64/predicates.md,
1114 config/iq2000/iq2000.h, config/mips/linux64.h,
1115 config/rs6000/aix41.h, config/rs6000/aix43.h,
1116 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1117 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1118 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1119 config/sparc/linux64.h, config/sparc/litecoff.h,
1120 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1121 config/sparc/sparc.h, config/sparc/sparc.md,
1122 config/sparc/sysv4-only.h: Update copyright.
1124 2005-01-18 Richard Henderson <rth@redhat.com>
1126 PR target/19496
1127 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1129 2005-01-18 Marc Espie <espie@openbsd.org>
1130 * config/i386/openbsdelf.h: Typo.
1132 2005-01-18 Richard Henderson <rth@redhat.com>
1134 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1135 special case for sse.
1136 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1138 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1140 * tree-inline.c (estimate_num_insns_1): Added cases for
1141 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1143 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1145 PR rtl-optimization/19296
1146 * combine.c (simplify_comparison): Rewrite the condition under
1147 which a non-paradoxical SUBREG of a PLUS can be lifted when
1148 compared against a constant.
1150 2005-01-18 Andi Kleen <ak@muc.de>
1152 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1153 * c.opt (-Wpointer-sign): Add.
1154 * doc/invoke.texi: (-Wpointer-sign): Add.
1156 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1158 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1159 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1160 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1161 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1162 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1163 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1164 for TARGET_MIX_SSE_I387.
1165 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1166 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1167 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1168 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1169 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1170 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1171 TARGET_MIX_SSE_I387.
1172 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1173 from expander.
1175 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1177 PR target/19424
1178 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1179 Add movaps alternative for xmm reg->reg move.
1181 2005-01-17 Jeff Law <law@redhat.com>
1183 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1184 at the end of the main DOM loop rather than just before DOM exits.
1186 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1188 PR tree-optimization/19121
1189 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1190 adding aliases to a name tag, also add them to the pointer's
1191 type tag.
1192 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1193 sensitive alias info at all. Only check that the two pointers
1194 have compatible pointed-to sets.
1195 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1196 a pointer's type tag is a superset of the alias set of the
1197 pointer's name tag.
1199 2005-01-17 James E Wilson <wilson@specifixinc.com>
1201 PR target/19357
1202 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1203 comment to document why.
1205 2005-01-17 Richard Henderson <rth@redhat.com>
1207 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1208 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1209 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1210 sse2_vmsminv2df3_finite): New.
1211 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1212 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1213 Force op1 into register.
1215 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1217 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1218 bubblestrap from always rebuilding build directory.
1220 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1222 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1223 ("*cmpmem_short"): Likewise.
1225 2005-01-17 Steven Bosscher <stevenb@suse.de>
1227 * basic-block.h: Document BB_* flags.
1228 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1229 use an sbitmap instead.
1230 * sched-rgn.c (compute_trg_info): Likewise.
1232 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1234 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1235 redundant target_cpu_default and extra_parts lines. Use the default
1236 "from-abi" ISA.
1237 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1238 (SUBTARGET_EXTRA_SPECS): Delete.
1239 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1240 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1241 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1242 and "n32" for -mabi=n32.
1244 2005-01-17 Ian Lance Taylor <ian@airs.com>
1246 PR c/5675
1247 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1248 fold constant variables into initial values.
1250 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1252 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1254 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1255 through the statements backward.
1257 2005-01-17 Ian Lance Taylor <ian@airs.com>
1259 PR middle-end/13127:
1260 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1261 a variable set to the return value of the inlined function.
1263 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1265 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1266 when modes are tieable.
1268 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1270 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1271 of pthread_create to find out if threads are enabled.
1272 * gthr-posix95.h (__gthread_active_p): Likewise.
1274 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1276 * common.opt (-fnew-ra): Remove.
1277 * ra*.*: Remove.
1278 * toplev.h (flag_new_regalloc): Remove.
1279 * Makefile.in (ra*.*): Don't mention.
1280 * passes.c (rest_of_handle_new_regalloc): Remove.
1281 (rest_of_handle_combine, rest_of_compilation): Always consider
1282 flag_new_regalloc as false.
1283 * doc/invoke.texi: Don't document -fnew-ra.
1285 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1287 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1288 last parameter to reg_scan.
1289 * loop.c (loop_optimize): Likewise.
1290 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1291 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1292 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1293 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1294 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1295 * regclass.c (reg_scan): Likewise, for the declaration.
1296 * rtl.h (reg_scan): Likewise, for the prototype.
1298 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1300 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1301 mark_dfs_back_edges.
1303 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1305 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1306 (compute_avail): Uses don't go in tmp_gen.
1308 2005-01-16 Steven Bosscher <stevenb@suse.de>
1310 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1311 loop to look for a free slot in a page entry.
1313 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1315 PR target/16304
1316 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1317 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1318 just before targetm.asm_out.file_end.
1319 * tree.h (process_pending_assemble_output_defs): Declare.
1320 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1321 New functions.
1322 (assemble_alias): Defer generation of assembly code for defines when
1323 TARGET_DEFERRED_OUTPUT_DEFS is true.
1324 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1325 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1326 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1328 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1330 PR target/19336
1331 * pa.c (pa_scalar_mode_supported_p): New function.
1332 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1333 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1335 * pa-protos.h (prefetch_operand): Delete.
1336 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1337 * pa.c (prefetch_operand): Delete.
1338 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1339 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1340 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1341 and prefetch_nocc_operand.
1342 * pa.md (prefetch): Rework to avoid reload problems handling short
1343 displacements when a cache control completer needs to be provided.
1344 (prefetch_32, prefetch_64): Delete.
1345 (prefetch_cc, prefetch_nocc): New patterns.
1347 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1349 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1351 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1353 PR ada/19388
1354 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1355 exceeds maximum alignment for global common data.
1356 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1357 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1359 2004-01-15 Roger Sayle <roger@eyesopen.com>
1361 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1363 2004-01-15 Roger Sayle <roger@eyesopen.com>
1365 * harg-reg-set.h (reg_class_names): Prototype global array.
1366 * regclass.c (reg_class_names): Declare here and initialize to
1367 REG_CLASS_NAMES.
1368 (dump_regclass): Remove local declaration of reg_class_names.
1369 (regclass): Likewise.
1370 * cfg.c (dump_flow_info): Likewise.
1371 * ra-debug.c (reg_class_names): Likewise.
1372 * regrename.c (reg_class_names): Likewise.
1373 * reload.c (reg_class_names): Likewise.
1374 * reload1.c (spill_failure): Likewise.
1375 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1377 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1379 * config/s390/s390.md ("reload_outti"): Remove predicate for
1380 output operand. Abort if operand is not a MEM.
1381 ("reload_outdi", "reload_outdf"): Likewise.
1383 2005-01-15 Marc Espie <espie@openbsd.org>
1385 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1386 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1387 * config/openbsd.h: Fix C++ includes for native configurations.
1388 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1389 Add trampoline support.
1390 * config/i386/openbsdelf.h: New.
1392 2005-01-15 Marc Espie <espie@openbsd.org>
1394 * collect2.c (main): Explicitly parse -dynamic-linker option.
1396 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1398 PR tree-optimization/19060
1399 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1400 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1401 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1402 and handle extract_range_from_cond returning false.
1403 * fold-const.c (fold): Optimize comparisons with min/max even for
1404 width > HOST_BITS_PER_WIDE_INT.
1406 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1408 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1409 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1410 Remove little endian multilib variants.
1411 Add mips32 multilib variant.
1413 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1415 * explow.c (copy_all_reg, stabilize): Remove.
1416 * expr.h: Remove the corresponding prototypes.
1418 * rtlanal.c (regs_set_between_p): Remove.
1419 * rtl.h: Remove the corresponding prototype.
1421 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1423 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1424 to rs6000_nonimmediate_operand.
1425 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1426 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1427 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1428 rs6000_nonimmediate_operand.
1429 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1430 rs6000_nonimmediate_operand.
1432 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1434 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1436 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1438 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1439 on e500v2.
1440 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1441 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1443 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1444 (rs6k_nonimmediate_operand): New.
1445 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1446 correctly.
1447 (legitimate_lo_sum_address_p): Same.
1448 (rs6000_legitimize_address): Same.
1449 (rs6000_legitimize_reload_address): Same.
1450 (rs6000_legitimate_address): Same.
1451 (spe_build_register_parallel): Pass DF and DC modes in a DI
1452 register.
1454 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1455 to rs6k_nonimmediate_operand.
1457 * config/rs6000/spe.md ("*frob_df_di"): New.
1458 ("*frob_di_df"): New.
1459 ("*frob_di_df_2"): New.
1460 ("*mov_sidf_e500_subreg0"): New.
1461 ("*mov_sidf_e500_subreg4"): New.
1462 ("*movdf_e500_double"): Change predicate to
1463 rs6k_nonimmediate_operand.
1465 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1467 * postreload.c (move2add_note_store): Only call
1468 trunc_int_for_mode on scalar integers.
1470 2005-01-14 Steven Bosscher <stevenb@suse.de>
1472 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1473 replace BB_VISITED uses.
1474 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1475 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1476 (tree_dce_done): Free visited_control_parents.
1477 (perform_tree_ssa_dce): Allocate and clear it.
1478 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1479 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1480 instead of BB_VISITED.
1482 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1484 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1485 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1486 Remove unused prototypes.
1488 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1490 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1491 64-bit register usage.
1492 (spe_func_has_64bit_regs_p): Add FIXME note.
1494 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1496 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1497 flag_finite_math_only with flag_unsafe_math_optimizations.
1499 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1501 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1502 end-of-stack check.
1503 (__tpf_eh_return): Copy TPF private stack area from the module
1504 boundary stack frame. Add check for when module addresses are
1505 equal, but no stub address is found.
1507 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1509 PR target/7525
1510 * arm.h (struct machine_function): Add call_via field.
1511 (thumb_call_via_label): Declare.
1512 * arm.c (thumb_call_via_label): New variable.
1513 (thumb_call_reg_needed): New variable.
1514 (arm_output_function_epilogue): For Thumb code, output any per-function
1515 call-indirect trampolines.
1516 (thumb_call_via_reg): New function.
1517 (arm_file_end): New function.
1518 (TARGET_ASM_FILE_END): Call arm_file_end.
1519 (aof_file_end): Likewise.
1520 * arm-protos.h (thumb_call_via_reg): Declare.
1521 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1522 thumb_call_via_reg in normal case.
1524 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1526 PR middle-end/19084
1527 PR rtl-optimization/19348
1528 * recog.c (peephole2_optimize): Do global life update if some peephole
1529 decides it doesn't need at least one of its inputs and that change
1530 influences liveness at the start of the basic block.
1532 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1533 arguments instead of 1.
1535 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1537 PR middle-end/18820
1538 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1539 zero for nested functions needing a static chain or functions
1540 with a non-constant address.
1542 2005-01-13 Roger Sayle <roger@eyesopen.com>
1544 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1545 (and (sign_extend X) C) into (zero_extend (and X C)).
1547 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1549 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1551 2005-01-13 Richard Henderson <rth@redhat.com>
1553 PR target/19009
1554 PR target/19250
1555 PR target/19252
1556 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1557 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1558 not just TARGET_SSE.
1559 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1560 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1561 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1562 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1563 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1564 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1565 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1566 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1567 (movdicc_c_rex64): Rename with '*'.
1568 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1569 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1570 (movsfcc_1_387): Rename from movsfcc_1.
1571 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1572 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1573 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1574 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1575 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1576 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1577 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1578 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1579 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1580 sse_movdfcc_const0_4): Remove.
1581 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1582 recognize min/max early. Update for changed sse cmove patterns.
1583 (ix86_split_sse_movcc): New.
1584 * config/i386/i386-protos.h: Update.
1586 2005-01-13 Steven Bosscher <stevenb@suse.de>
1588 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1589 (fix_stmt_v_may_defs): Likewise.
1591 2005-01-13 Richard Henderson <rth@redhat.com>
1593 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1594 for converting the mask.
1596 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1598 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1599 definition to 600.
1601 2005-01-13 Richard Henderson <rth@redhat.com>
1603 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1604 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1605 IX86_BUILTIN_MOVDQ2Q): Remove.
1606 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1607 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1608 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1609 shuffling.
1610 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1611 (sse2_pextrw): Fix immediate constraint.
1612 (sse2_loadq, sse2_loadq_rex64): Remove.
1613 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1614 Use __builtin_ia32_vec_ext_<size>.
1615 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1617 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1619 * function.c (assign_parm_setup_block): Look inside original
1620 entry_parm when inspecting PARALLEL.
1622 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1623 Joel Sherrill <joel@oarcorp.com>
1625 PR target/19399
1626 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1627 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1628 rtems_gxx_recursive_mutex_init.
1629 (__gthread_recursive_mutex_lock): New function.
1630 (__gthread_recursive_mutex_trylock): Likewise.
1631 (__gthread_recursive_mutex_unlock): Likewise.
1633 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1635 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1637 2005-01-13 Jan Beulich <jbeulich@novell.com>
1639 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1640 (ashrti3_internal): Indicate output is early clobber. Generate result
1641 into output rather than first input. Use move for low word of output
1642 if shift count is exactly 64.
1643 (lshrti3_internal): Likewise.
1645 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1647 PR target/18329
1648 PR target/18330
1649 * reload1.c (delete_output_reload): Don't delete an output reload
1650 if the pseudo lives longer than a single basic block. Adjust and
1651 improve wording of comment.
1653 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1655 PR target/19334
1656 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1657 of TYPE_SIZE where we mean the number of bytes.
1659 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1661 * function.c (assign_parm_setup_block): Relax condition on
1662 multi-register optimization.
1664 2005-01-12 Nick Clifton <nickc@redhat.com>
1666 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1667 an "in_delay_slot" attribute of "no" to prevent them being used in
1668 delay slots. This is forbidden because they might generate
1669 exceptions.
1671 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1673 PR target/19389
1674 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1675 with r->Y and Y->r.
1677 2005-01-12 Nick Clifton <nickc@redhat.com>
1679 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1680 passed on to GAS) but do not define, as GAS no longer supports or
1681 needs the -m2000 option.
1683 2005-01-11 Roger Sayle <roger@eyesopen.com>
1685 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1686 type as args of unprototyped builtins aren't automatically promoted.
1687 (fold_builtin_abs): Likewise.
1689 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1691 * Makefile.in: Set a `build-warn' variable.
1693 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1695 PR tree-optimization/17949
1696 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1697 (find_interesting_uses_address): Use it.
1699 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1701 * regrename.c (kill_value): Handle subreg's that won't simplify.
1703 2005-01-11 Richard Henderson <rth@redhat.com>
1705 PR target/13366
1706 * config/i386/i386.h (enum ix86_builtins): Move ...
1707 * config/i386/i386.c: ... here.
1708 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1709 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1710 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1711 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1712 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1713 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1714 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1715 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1716 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1717 IX86_BUILTIN_LOADDDUP): Remove.
1718 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1719 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1720 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1721 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1722 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1723 (ix86_init_builtins): Make static.
1724 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1725 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1726 if all the modes match. Otherwise, fake it.
1727 (get_element_number, ix86_expand_vec_init_builtin,
1728 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1729 (ix86_expand_builtin): Make static. Update for changed builtins.
1730 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1731 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1732 (ix86_expand_vector_init_duplicate): New.
1733 (ix86_expand_vector_init_low_nonzero): New.
1734 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1735 Split out from ix86_expand_vector_init; handle integer modes.
1736 (ix86_expand_vector_init): Use them.
1737 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1738 * config/i386/i386-protos.h: Update.
1739 * config/i386/predicates.md (reg_or_0_operand): New.
1740 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1741 (movv2sf_internal): Likewise. And a splitter to match them all.
1742 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1743 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1744 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1745 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1746 (mmx_pinsrw): Fix operand ordering.
1747 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1748 rather than sse_loadss expander.
1749 (movv2df splitter): Similarly.
1750 (sse_loadss, sse_loadlss): Remove.
1751 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1752 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1753 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1754 (sse3_movddup): Rename with '*'.
1755 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1756 (sse2_loadsd): Remove.
1757 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1758 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1759 (sse2_pinsrw): Fix argument ordering.
1760 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1761 (sse2_stored): Remove 'r' destination.
1762 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1763 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1764 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1765 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1766 vec_extractv16qi, vec_initv16qi): New.
1768 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1769 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1770 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1771 constructor form.
1772 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1773 (_mm_load_si128, _mm_store_si128): Likewise.
1774 (_mm_load1_pd): Use _mm_set1_pd.
1775 (_mm_load_sd): Use _mm_set_sd.
1776 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1777 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1778 (_mm_set_epi64): Use _mm_set_epi64x.
1779 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1780 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1781 _mm_setr_epi8): Use _mm_set_foo form.
1782 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1783 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1784 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1785 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1786 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1787 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1788 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1789 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1790 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1791 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1792 (_mm_movedup_pd): Use _mm_shuffle_pd.
1793 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1794 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1795 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1796 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1797 Use _mm_setzero_ps.
1798 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1799 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1800 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1801 (_mm_store_ps): Use raw dereference.
1802 (_mm_store1_ps): Use _mm_storeu_ps.
1803 (_mm_storer_ps): Use _mm_store_ps.
1804 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1805 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1807 2005-01-11 Stan Shebs <shebs@apple.com>
1809 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1810 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1812 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1814 PR target/18761
1815 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1816 Skip all DECLs except for FIELD_DECLs.
1818 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1820 * config/s390/s390.c (override_options): Return error if
1821 -mbackchain, -mpacked-stack and -mhard-float are used together.
1822 (s390_va_start): Remove the backchain && packed-stack special case.
1823 (s390_gimplify_va_arg): Likewise.
1824 * doc/invoke.texi: Remove the ABI incompatibility note.
1826 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1828 * config/s390/s390.c (struct s390_frame_layout): Remove
1829 save_backchain_p.
1830 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1831 save_backchain_p with TARGET_BACKCHAIN.
1833 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1835 PR target/18916
1836 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1837 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1838 * function.c (locate_and_pad_parm): Set new field.
1839 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1840 Tweak where_pad test to include "none". Always set mem align for
1841 stack_parm.
1842 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1843 not sufficient for type.
1844 (assign_parm_setup_block): If stack_parm is zero on entry, always
1845 make a new stack local. Block move old stack parm if necessary
1846 to new aligned stack local.
1847 (assign_parm_setup_stack): Use a block move to handle
1848 potentially misaligned entry_parm.
1849 (assign_parms_unsplit_complex): Specify required alignment when
1850 creating stack local.
1851 * calls.c (compute_argument_addresses): Override alignment of stack
1852 arg calculated from its type with the alignment given by
1853 FUNCTION_ARG_BOUNDARY.
1854 (store_one_arg): Likewise.
1856 2005-01-11 Jan Beulich <jbeulich@novell.com>
1858 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1859 Change respective itanium_class attribute to ialu.
1860 (shladdp4_internal): New.
1861 * config/ia64/predicates.md (shladd_log2_operand): New.
1863 2005-01-11 Richard Henderson <rth@redhat.com>
1865 * expr.c (store_constructor): Use rtvec_alloc instead of
1866 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1868 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1870 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1872 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1874 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1875 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1876 (TARGET_RWRELOC): Define.
1877 (ia64_rwreloc_section_type_flags): Delete.
1878 (ia64_section_type_flags): New function.
1879 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1880 (TARGET_RWRELOC): Define.
1882 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1884 PR target/18987
1885 * config/ia64/ia64.c (process_set): For alloc insn, only call
1886 process_epilogue is !frame_pointer_needed.
1888 2005-01-10 Roger Sayle <roger@eyesopen.com>
1890 PR c++/19355
1891 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1892 unary operator and can't be treated as a binary/comparison operator.
1894 2005-01-10 Richard Henderson <rth@redhat.com>
1896 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1897 (ix86_return_in_memory): Likewise.
1898 (function_arg_advance): Likewise. Mirror structure in function_arg
1899 for choosing register to advance.
1901 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1903 * tree-vectorizer.c, tree.def: Fix comment typos.
1905 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1907 * config/s390/s390.c (struct processor_costs): 4 new fields:
1908 ddbr, ddr, debr, der.
1909 (s390_rtx_costs): More precise handling of divide instructions.
1911 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1913 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1915 2005-01-10 Jan Beulich <jbeulich@novell.com>
1917 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1918 names resulting from -ffunction-sections/-fdata-sections and linkonce
1919 ones.
1920 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1921 based on the section name. Rearrange the section name comparison logic
1922 slightly so that each section name is compared against at most once.
1924 2005-01-10 Ben Elliston <bje@au.ibm.com>
1926 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1927 targets for which -fPIC reduces limitations on the GOT size.
1929 2005-01-09 Falk Hueffner <falk@debian.org>
1931 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1932 X/C1 cmpop C2.
1934 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1936 PR target/18720
1937 * collect2.c (main): Set aixrtl_flag for -brtl option.
1938 (resolve_lib_name): Search for .so file extension before .a
1939 if aixrtl_flag set.
1941 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1943 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1944 (vect_analyze_data_refs_alignment): Add dump prints.
1946 2005-01-09 Ira Rosen <irar@il.ibm.com>
1948 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1949 expr_invariant_in_loop_p.
1950 Initialize outputs first thing in the function.
1951 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1952 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1953 (vect_analyze_pointer_ref_access): Check that the initial condition of
1954 the access function is loop invariant.
1956 2005-01-09 Richard Henderson <rth@redhat.com>
1958 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1959 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1960 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1961 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1962 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1963 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1964 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1965 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1966 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1967 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1968 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1969 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1970 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1971 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1972 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1973 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1974 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1975 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1976 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1977 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1978 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1979 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1980 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1981 mmx_ prefix.
1982 (mmx_clrdi, pavgusb): Remove.
1983 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1984 with leading sse_ prefix.
1985 * config/i386/sse.md: Receive them.
1986 * config/i386/mmx.md: New file.
1987 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1988 (subrv2sf3): Turn into expander for normal subtraction.
1989 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1990 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1991 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1992 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1993 commutative; use ix86_binary_operator_ok.
1994 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1995 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1996 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1997 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1998 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1999 Macroize from existing patterns; use ix86_binary_operator_ok.
2000 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2001 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2002 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2003 with vec_select+vec_concat.
2004 (mmx_pshufw, mmx_pshufw_1): Likewise.
2005 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2006 (mmx_uavgv4hi3): Model correctly.
2007 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2008 _mm_xor_si64): Remove casts.
2010 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2012 PR tree-optimization/19224
2013 * tree-scalar-evolution.c (get_instantiated_value,
2014 set_instantiated_value): New functions.
2015 (instantiate_parameters_1): Cache the results.
2016 (instantiate_parameters, resolve_mixers): Initialize and free
2017 the cache.
2019 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2021 * config/i386/i386.md (addhi_4): Correct reference in comment.
2022 (addqi_4): Same.
2024 2005-01-08 Richard Henderson <rth@redhat.com>
2026 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2027 (_mm_cvtsi128_si64x): Likewise.
2028 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2029 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2030 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2031 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2032 * config/i386/i386-protos.h: Update.
2033 * config/i386/i386.c (print_operand): Add 'H'.
2034 (ix86_fixup_binary_operands): Split out from ...
2035 (ix86_expand_binary_operator): ... here.
2036 (ix86_fixup_binary_operands_no_copy): New.
2037 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2038 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2039 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2040 (safe_vector_operand): Use CONST0_RTX.
2041 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2042 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2043 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2044 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2045 special cases.
2046 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2047 (IX86_BUILTIN_CMPNGESS): New.
2048 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2049 (attr type): Add sselog1.
2050 (attr unit, attr memory): Handle it.
2051 (movti, movti_internal, movti_rex64): Move near other integer moves.
2052 (movtf, movtf_internal): Move near other fp moves.
2053 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2054 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2055 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2056 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2057 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2058 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2059 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2060 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2061 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2062 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2063 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2064 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2065 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2066 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2067 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2068 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2069 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2070 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2071 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2072 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2073 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2074 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2075 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2076 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2077 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2078 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2079 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2080 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2081 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2082 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2083 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2084 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2085 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2086 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2087 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2088 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2089 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2090 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2091 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2092 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2093 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2094 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2095 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2096 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2097 same time.
2098 (SSEPUSH, push<SSEPUSH>): Remove.
2099 (MMXPUSH, push<MMXPUSH>): Remove.
2100 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2101 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2102 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2103 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2104 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2105 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2106 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2107 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2108 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2109 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2110 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2111 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2112 (ppro_sse_log_V4SF): Handle sselog1.
2113 * config/i386/predicates.md (const_0_to_1_operand): New.
2114 (const_0_to_255_mul_8_operand): New.
2115 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2116 (const_2_to_3_operand, const_4_to_7_operand): New.
2117 * config/i386/sse.md: New file.
2118 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2119 (sse_movups): Rename from sse_movups_1.
2120 (sse_loadlss): Rename from sse_loadss_1.
2121 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2122 from the name.
2123 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2124 (absv4sf2, negv2df, absv2df): New.
2125 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2126 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2127 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2128 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2129 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2130 (sse3_addsubv4sf3): Model correctly.
2131 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2132 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2133 (sse_movhlps): Model with vec_select+vec_concat.
2134 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2135 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2136 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2137 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2138 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2139 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2140 sse2_pshufhw_1): Likewise.
2141 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2142 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2143 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2144 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2145 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2146 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2147 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2148 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2149 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2150 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2151 sminv8hi3): Mark commutative
2152 operands. Use ix86_binary_operator_ok.
2153 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2154 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2155 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2156 sse2_punpcklqdq): Allow operand2 in memory.
2157 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2158 sse2_movsd): Add memory alternatives.
2159 (sse_storelps): Turn expander into an insn; split after reload.
2160 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2161 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2163 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2165 * configure.ac (DWARF-2 debug_line): Use objdump.
2166 * configure: Regenerate.
2168 2005-01-08 Jeff Law <law@redhat.com>
2169 Diego Novillo <dnovillo@redhat.com>
2171 PR tree-optimization/18241
2172 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2173 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2174 statements with volatile operands.
2175 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2176 operands after marking a statement with has_volatile_ops.
2178 2005-01-08 Roger Sayle <roger@eyesopen.com>
2180 * tree.c (int_fits_type_p): Always honor integer constant
2181 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2183 2005-01-08 Roger Sayle <roger@eyesopen.com>
2185 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2186 the latent bug in rtl_delete_block has been resolved.
2188 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2190 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2191 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2193 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2195 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2196 library as @multilib_dir@/$(SHLIB_SONAME).
2198 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2200 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2201 * configure: Regenerate.
2203 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2205 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2206 TYPE_MODE.
2208 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2210 PR target/13674
2211 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2212 Convert non-word aligned offset address using ld/std into
2213 indirect address.
2215 2005-01-07 Richard Henderson <rth@redhat.com>
2217 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2219 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2221 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2223 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2225 PR tree-optimization/19283
2226 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2227 is not shorter than the original type.
2229 PR rtl-optimization/19012
2230 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2232 PR rtl-optimization/18861
2233 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2234 (FULL_STATE): Define.
2235 (mark_tablejump_edge): New function.
2236 (purge_dead_tablejump_edges): New function.
2237 (find_bb_boundaries): Use it.
2239 PR tree-optimization/18828
2240 * builtins.c (expand_builtin_next_arg): Remove argument and all
2241 the argument checking.
2242 (expand_builtin): Adjust caller.
2243 (expand_builtin_va_start): Likewise. Remove error for too many
2244 arguments.
2245 (fold_builtin_next_arg): Issue error for too many arguments.
2246 After checking arguments, replace them with magic arguments that
2247 prevent further checking of the args.
2249 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2251 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2253 2005-01-06 Roger Sayle <roger@eyesopen.com>
2255 PR target/6077
2256 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2257 and %{.S:...} (and their negative variants) to test whether the
2258 input file is assembler or pre-processed-assembler independent of
2259 the actual filename extension.
2261 2005-01-06 Roger Sayle <roger@eyesopen.com>
2263 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2264 of sign or zero extended values.
2266 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2268 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2269 for IBM long double format correctly.
2271 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2273 Fix PR tree-optimization/18792
2275 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2276 to first_loop_depth, and use loop depth instead of loop number.
2277 (build_classic_dir_vector): Ditto.
2278 (compute_data_dependences_for_loop): Use depth, not loop number.
2279 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2280 number. Pass in loops, instead of loop numbers.
2281 (gather_interchange_stats): Ditto.
2282 (linear_transform_loops): Ditto.
2284 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2286 PR rtl-opt/13299
2287 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2288 biv_fits_mode_p, extension_within_bounds_p): New functions.
2289 (check_ext_dependent_givs): Use them.
2291 2005-01-06 Roger Sayle <roger@eyesopen.com>
2293 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2294 more than one barrier, in which case we should delete them all.
2296 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2298 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2300 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2302 Fix PR middle-end/19286
2303 Fix PR debug/19267
2304 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2305 output this subprogram, simply ignore this attempt to do it again.
2306 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2307 origin attribute if it's not possible.
2308 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2309 (decls_for_scope): Ditto.
2310 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2311 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2313 2005-01-05 Richard Henderson <rth@redhat.com>
2315 PR target/11327
2316 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2317 (bdesc_2arg): Use it.
2318 (ix86_expand_binop_builtin): Force operands into registers
2319 when optimizing.
2320 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2321 ix86_expand_sse_compare, ix86_expand_sse_comi,
2322 ix86_expand_builtin): Likewise.
2324 2005-01-05 Richard Henderson <rth@redhat.com>
2326 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2327 and VEC_SELECT.
2328 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2329 (mulv4hi3): Set itanium_class mmmul.
2330 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2331 (fpack): Rename from fpack_sfsf.
2333 2005-01-05 Richard Henderson <rth@redhat.com>
2335 PR rtl-opt/10692
2336 * reload1.c (do_input_reload): Restrict the optimization deleteing
2337 a previous output reload to RELOAD_FOR_INPUT.
2339 2005-01-05 Steven Bosscher <stevenb@suse.de>
2341 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2342 comment that we fall through after case.
2343 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2344 (distribute_links): Likewise.
2345 * cse.c (cse_insn): Likewise.
2346 * cselib.c (cselib_invalidate_mem): Likewise.
2347 * df.c: Update comments at the top of the file.
2348 (read_modify_subreg_p): Update comments here too.
2349 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2350 * flow.c (mark_set_1): Likewise.
2351 (mark_used_regs): Likewise.
2352 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2353 (canon_list_insert): Likewise.
2354 (mark_set): Likewise.
2355 (try_replace_reg): Likewise.
2356 (store_killed_in_insn): Likewise.
2357 * loop.c (count_one_set): Likewise.
2358 (basic_induction_var): Likewise.
2359 * postreload-gcse.c (find_mem_conflicts): Likewise.
2360 * postreload.c (reload_combine_note_store): Likewise.
2361 (move2add_note_store): Likewise.
2362 * reload.c (find_equiv_reg): Likewise.
2363 (mark_referenced_resources): Likewise.
2364 * rtlanal.c (set_noop_p): Likewise.
2365 (note_stores): Likewise.
2366 (note_uses): Likewise.
2367 * sched-deps.c (sched_analyze_1): Likewise.
2368 * sched-rgn.c (check_live_1): Likewise.
2369 (update_live_1): Likewise.
2370 * config/i860/i860.c: Likewise.
2372 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2373 an lvalue.
2374 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2376 * doc/rtl.texi: Update documentation for bit-fields and SET.
2378 2005-01-05 Roger Sayle <roger@eyesopen.com>
2380 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2382 2005-01-05 Jan Hubicka <jh@suse.cz>
2383 Richard Henderson <rth@redhat.com>
2385 PR target/18910
2386 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2387 with an offset.
2389 2005-01-05 Richard Henderson <rth@redhat.com>
2391 PR target/12902
2392 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2393 (sse_shufps): Change operand 3 to const_int_operand.
2394 (sse2_storelps): Fix typo in template.
2395 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2396 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2397 (ix86_expand_builtin): Likewise.
2399 2005-01-05 Julian Brown <julian@codesourcery.com>
2401 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2402 as aggregates for AAPCS ABIs.
2404 2005-01-05 Stan Shebs <shebs@apple.com>
2406 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2407 Mach-O getters if ppc64.
2408 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2409 size argument.
2410 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2411 signed four-byte field for global code case.
2412 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2414 2005-01-05 Roger Sayle <roger@eyesopen.com>
2416 PR middle-end/19100
2417 * c-common.c: Include real.h.
2418 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2419 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2420 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2421 * Makefile.in (c-common.o): Update dependencies.
2423 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2425 * c-parse.in (asm_string): Add trailing semicolon.
2427 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2429 * c-parse.in (asm_string): New. Don't allow wide strings in
2430 'asm'.
2431 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2432 asm_string instead of STRING.
2434 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2436 * c-typeck.c (constructor_no_implicit): Remove.
2437 (set_designator, process_init_element): Don't check
2438 constructor_no_implicit.
2440 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2441 Kaz Kojima <kkojima@gcc.gnu.org>
2443 PR target/16482
2444 * lcm.c (create_pre_exit): New.
2445 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2446 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2448 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2450 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2451 -msoft-float in target_float_switch.
2452 * arm.c (arm_override_options): Fix processing of target_float_switch.
2454 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2456 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2457 preferencing.
2459 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2461 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2462 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2464 2005-01-04 Roger Sayle <roger@eyesopen.com>
2466 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2467 if deleting the then-block allows the test-block to fallthru to the
2468 else-block.
2470 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2472 PR c/19152
2473 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2474 after the full declaration if the are in two different TUs.
2476 2005-01-04 Richard Henderson <rth@redhat.com>
2478 PR tree-opt/19158
2479 * tree-sra.c (generate_one_element_init): Just
2480 call gimplify_and_add.
2481 (generate_element_init): Record the
2482 new referenced variables and mark them for renaming
2483 and split out to ...
2484 (generate_element_init_1): This.
2485 (scalarize_init): Don't call push_gimplify_context/
2486 pop_gimplify_context.
2488 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2490 * toplev.c (get_src_pwd): Handle failure of getpwd().
2492 2005-01-04 Roger Sayle <roger@eyesopen.com>
2494 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2495 of TRUTH_NOT_EXPR.
2496 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2497 all the cases handled by it are inverted by invert_truthvalue.
2499 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2501 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2502 (save_register_windowsi): Likewise.
2504 2005-01-04 Richard Henderson <rth@redhat.com>
2506 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2508 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2510 PR middle-end/17767
2511 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2512 any simplifications of vector mode comparison operators.
2513 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2515 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2516 Devang Patel <dpatel@apple.com>
2518 PR tree-optimization/18308
2519 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2520 the operands before creating a new expression.
2521 * dojump.c (do_jump): Make drop_through_label available
2522 for all cases. Add expansion of COND_EXPR.
2524 2005-01-04 Ira Rosen <irar@il.ibm.com>
2526 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2527 INTEGER_CST instead of TREE_CONSTANT.
2528 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2529 instead of TREE_CONSTANT.
2530 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2531 instead of TREE_CONSTANT.
2533 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2535 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2537 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2539 PR target/19240
2540 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2541 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2543 2005-01-03 Richard Henderson <rth@redhat.com>
2545 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2546 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2547 fold_convert_const_real_from_real): Split out from ...
2548 (fold_convert_const): ... here.
2550 2005-01-03 Richard Henderson <rth@redhat.com>
2552 PR target/19235
2553 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2554 (mov<MMXMODEI>_internal): Likewise.
2555 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2556 Add V2SF case; use it for SSE1; don't use TI.
2557 (movdf_integer): Likewise.
2558 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2560 2005-01-03 Ira Rosen <irar@il.ibm.com>
2562 * tree-vectorizer.c (vect_strip_conversions): New function.
2563 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2564 check for binary class.
2566 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2568 Fix PR debug/17924
2569 Fix PR debug/19191
2570 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2571 is a decl.
2572 * gimple-low.c (mark_blocks_with_used_vars): New function.
2573 (mark_blocks_with_used_subblocks): Ditto.
2574 (mark_used_blocks): Ditto.
2575 (pass_mark_used_blocks): New pass.
2576 * tree-inline.c: Include debug.h.
2577 (expand_call_inline): Call outlining_inline_function here.
2578 * tree-optimize.c (init_tree_optimization_passes): Add
2579 pass_mark_used_blocks.
2580 * tree-pass.h (pass_mark_used_blocks): New.
2581 * Makefile.in (tree-inline.o): Add debug.h dependency.
2583 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2585 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2586 VAR_DECLs to have weak_import attribute.
2588 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2589 'struct ucontext'.
2591 2004-01-03 Steven Bosscher <stevenb@suse.de>
2593 * passes.c (rest_of_compilation): Don't run regmove if only
2594 flag_expensive_optimizations, require flag_regmove instead.
2596 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2598 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2599 register "sparc".
2600 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2601 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2602 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2603 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2605 2005-01-03 Richard Henderson <rth@redhat.com>
2607 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2608 (ia64_const_ok_for_letter_p): New.
2609 (ia64_const_double_ok_for_letter_p): New.
2610 (ia64_extra_constraint): New.
2611 (ia64_expand_vecint_compare): New.
2612 (ia64_expand_vcondu_v2si): New.
2613 (ia64_expand_vecint_cmov): New.
2614 (ia64_expand_vecint_minmax): New.
2615 (ia64_print_operand): Add 'v'.
2616 (ia64_preferred_reload_class): New.
2617 (ia64_vector_mode_supported_p): New.
2618 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2619 (PREFERRED_RELOAD_CLASS): Move to function.
2620 (CONST_OK_FOR_LETTER_P): Move to function.
2621 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2622 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2623 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2624 (EXTRA_CONSTRAINT): Move to function.
2625 * config/ia64/ia64.md: Include vect.md.
2626 (itanium_class): Add mmalua.
2627 (type): Handle it.
2628 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2629 (1b_mmalua): New.
2630 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2631 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2632 CONST0_RTX.
2633 (const_int_2bit_operand): New.
2634 (fr_reg_or_0_operand): New.
2635 * config/ia64/ia64-modes.def: Add vector modes.
2636 * config/ia64/ia64-protos.h: Update.
2637 * config/ia64/vect.md: New file.
2639 2005-01-03 Richard Henderson <rth@redhat.com>
2641 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2643 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2645 PR target/19236
2646 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2647 to SFmode.
2648 (log1pdf2): Change mode of operands[0,1] to DFmode.
2650 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2652 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2653 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2654 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2655 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2656 SPARC_RELAXED_ORDERING.
2658 2005-01-03 Richard Henderson <rth@redhat.com>
2659 Uros Bizjak <uros@kss-loka.si>
2661 PR target/14631
2662 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2663 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2664 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2665 handling.
2666 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2667 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2668 const_pow2_1_to_128_operand): New predicates.
2670 2005-01-02 Greg McGary <greg@mcgary.org>
2672 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2673 anonymous decls.
2674 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2675 object. [ptr_type]: Remove unused variable.
2676 Remember nearest addressable array-element or record-component
2677 when checking bitfield components. Tolerate empty BIND_EXPR.
2679 2005-01-01 Richard Henderson <rth@redhat.com>
2681 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2682 that don't narrow the value. Fail for other conversions.
2684 2005-01-01 Richard Henderson <rth@redhat.com>
2686 PR c/19031
2687 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2688 * c-lang.c (finish_file): Don't do it here.
2689 * objc/objc-act.c (objc_finish_file): Likewise.
2691 * cgraph.c (decl_assembler_name_equal): New.
2692 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2693 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2694 * cgraph.h (struct cgraph_varpool_node): Add next.
2695 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2696 * varasm.c (assemble_alias): Mark the target as needed.
2698 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2700 PR middle-end/19221
2701 * function.c (get_arg_pointer_save_area): Use entry_of_function
2702 instead of get_insns.
2704 2005-01-01 Roger Sayle <roger@eyesopen.com>
2705 Andrew Pinski <pinskia@physics.uc.edu>
2706 James E. Wilson <wilson@specifixinc.com>
2708 PR rtl-optimization/12092
2709 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2710 is zero.
2712 2005-01-01 Roger Sayle <roger@eyesopen.com>
2713 Olivier Hainque <hainque@act-europe.fr>
2715 * tree.c (int_fits_type_p): A narrower type always fits in a
2716 wider one, except for negative values into unsigned types.
2718 2005-01-01 Roger Sayle <roger@eyesopen.com>
2720 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2721 with the original constant rather than require TREE_OVERFLOW.
2723 2005-01-01 Steven Bosscher <stevenb@suse.de>
2725 PR middle-end/17544
2726 * c-decl.c (finish_function): If compiling C99, annotate the
2727 compiler generated return with the current file name and line 0.
2728 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2729 the source line is greater than 0.
2730 (remove_bb): Likewise.
2732 See ChangeLog.12 for earlier changes.