| blob | db525b47c708b246bcad7360a08555805eacf528 |
1 2004-08-02 Roger Sayle <roger@eyesopen.com>
3 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
4 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
6 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
9 vec_p_reserve.
10 * langhooks.h (lang_hooks::builtin_function): Rename parameter
11 from "class" to "bt_class".
13 2004-08-02 Paul Brook <paul@codesourcery.com>
15 PR rtl-optimization/15068
16 * flow.c (init_propagate_block_info): Check condition is reversible.
18 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
20 * gengtype.h (options::info): Change type to const char *.
21 (enum gc_used_enum): Move out of struct type scope.
22 * gengtype.c (create_option): Convert initializer for option::info to
23 appropiate type.
24 (adjust_field_type, walk_type, write_func_for_structure,
25 write_root, write_roots): Remove pointless cast.
27 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
29 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
31 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
33 * rtl.h (union rtunion_def): Have all members start with the
34 prefix "rt_".
35 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
36 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
37 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
38 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
39 access.
40 * gengtype.c (adjust_field_rtx_def): Likewise.
41 * rtlanal.c (loc_mentioned_in_p): Likewise.
43 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
45 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
46 Replace uses of mips/elf64.h with mips/elf.h
47 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
48 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
49 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
50 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
51 (HANDLE_SYSV_PRAGMA): Delete.
52 (ASM_OUTPUT_DEF): Fix formatting.
53 * config/mips/elf64.h: Delete.
55 2004-08-01 Zack Weinberg <zack@codesourcery.com>
57 * config/ia64/ia64.c (got_symbolic_operand): Do require a
58 symbol+offset operand to have its offset be zero mod 0x3fff
59 when GOT entries are in use. Clarify logic in SYMBOL_REF
60 case. Clarify comments.
61 (ia64_expand_load_address): Split a symbol+offset load when
62 the offset is nonzero mod 0x3fff, not 0x1fff.
64 2004-08-01 Geoffrey Keating <geoffk@apple.com>
66 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
67 if trying to *store* to a non-offsettable address.
68 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
69 a nonoffsettable address.
70 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
71 Clean up.
72 (movti_string): Don't move GPRs to a nonoffsettable address.
73 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
75 2004-08-02 Ben Elliston <bje@au.ibm.com>
77 PR target/16155
78 * config/rs6000/altivec.h: Replace typeof with __typeof__.
80 2004-08-01 Richard Henderson <rth@redhat.com>
82 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
83 variable sized types.
85 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
87 * doc/invoke.texi: In the MIPS options section, remove the passage
88 saying that -mexplicit-relocs is usually disabled for -mabicalls
89 -fno-unit-at-a-time.
90 * config/mips/mips.c (override_options): Remove the code that enforced
91 this rule.
93 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
95 * config/mips/mips.md (cprestore): Provide two alternatives, one for
96 an in-range offset and one for an out-of-range offset. Wrap the latter
97 in .set macro/.set nomacro if it's inside a .set nomacro block.
99 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
101 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
102 (mips_restore_gp): Declare.
103 * config/mips/mips.c (mips_add_offset): Add a scratch register
104 argument. Reimplement in rtl only, reusing MIPS16 logic from
105 mips_output_mi_thunk.
106 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
107 to mips_add_offset.
108 (mips_gp_save_slot): Delete.
109 (mips_restore_gp): New function.
110 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
111 * config/mips/mips.md (exception_receiver): Turn into a
112 define_insn_and_split. Use mips_restore_gp to do the split.
113 (call_internal, call_value_internal, call_value_multiple_internal): Use
114 mips_restore_gp to restore $gp.
116 2004-07-31 Andrew Pinski <apinski@apple.com>
118 PR other/16842
119 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
121 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
123 * c-decl.c (diagnose_mismatched_decls): Give error for external
124 redeclaration of identifier declared with no linkage, not just
125 warning with -Wtraditional. Do not check DECL_CONTEXT to give
126 error for redeclaration with no linkage.
128 2004-07-30 Geoffrey Keating <geoffk@apple.com>
129 Fariborz Jahanian <fjahanian@apple.com>
131 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
132 non-offsettable addresses even for DImode.
133 (rs6000_split_multireg_move): Cope with non-offsettable addresses
134 being moved into multiple GPRs.
136 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
137 to 64.
138 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
139 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
140 to 128.
141 * config/rs6000/darwin-ldouble.c (isless): New macro.
142 (inf): New macro.
143 (nonfinite): New macro.
144 (FPKINF): Delete.
145 (_xlqadd): Completely rewrite.
146 (_xlqmul): Correct overflow handling.
147 (_xlqdiv): Correct overflow handling.
148 * config/rs6000/darwin-ldouble-format: New file.
150 2004-07-30 Roger Sayle <roger@eyesopen.com>
151 Richard Henderson <rth@redhat.com>
153 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
154 9 into the equivalent lea instruction.
156 2004-07-30 Richard Henderson <rth@redhat.com>
158 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
159 with DECL_INITIAL if fb_lvalue.
160 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
161 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
162 with <Cxxx>.
163 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
165 2004-07-30 Diego Novillo <dnovillo@redhat.com>
167 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
168 pointer escapes through a function call, assume that the
169 callee will dereference it.
170 (add_pointed_to_var): Assume that VALUE is always an
171 ADDR_EXPR.
172 (collect_points_to_info_r): Only call add_pointed_to_var if
173 the value is an ADDR_EXPR.
175 2004-07-30 Diego Novillo <dnovillo@redhat.com>
177 * tree-ssa-alias.c (create_alias_map_for): Do not get the
178 alias set of the inner type of ARRAY_TYPEs.
180 2004-07-29 Diego Novillo <dnovillo@redhat.com>
182 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
183 setting a non-register to UNDEFINED right before the call to
184 set_lattice_value.
186 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
188 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
190 2004-07-29 Diego Novillo <dnovillo@redhat.com>
192 * tree-ssa.c (verify_flow_sensitive_alias_info): When
193 comparing points-to sets of different pointers, make sure the
194 second pointer is actually referenced in the code.
196 2004-07-29 Zack Weinberg <zack@codesourcery.com>
198 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
199 (got_symbolic_operand): Remove unreachable code.
200 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
201 setjmp_operand; add entry for tls_symbolic_operand.
202 * config/ia64/ia64-protos.h: Remove all prototypes of
203 predicate functions.
205 2004-07-29 Mark Mitchell <mark@codesourcery.com>
207 * c-common.h (lang_post_pch_load): New variable.
208 * c-pch.c (lang_post_pch_load): Define it.
209 (c_common_read_pch): Use it.
210 * cgraphunit.c (record_call_1): Give the front end a chance to
211 record additional needed entities when a variable is marked as
212 needed.
213 * tlink.c (recompile_files): Robustify.
214 (scan_linker_output): If a symbol is assigned to a file,
215 but after recompilation is not present there, issue an error
216 message.
218 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
220 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
221 Take orig_loop argument and pass it to set_level.
222 (schedule_sm): Pass the correct orig_loop to force_move_till.
224 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
226 * cfgloop.c (update_latch_info): Update dominator of the new block.
227 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
228 info.
229 * dominance.c (verify_dominators): Check that the dominance tree is
230 connected.
231 (recount_dominator): Ignore unreachable blocks.
232 (iterate_fix_dominators): Cleanup old dominance information before
233 recomputing it.
235 2004-07-29 Diego Novillo <dnovillo@redhat.com>
237 * tree-ssa-operands.c (get_expr_operands): Revert changes
238 to ADDR_EXPR processing introduced by:
239 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
240 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
242 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
244 * doc/implement-c.texi: Add C90 subclause references. Point to
245 preprocessor documentation instead of duplicating it. Add points
246 only present in C90. Fill in documentation for all points.
248 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
250 * pa.c (output_movb): Correct typo.
252 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
254 * ra.h (single_reg_in_regclass): Declare.
255 * ra.c (single_reg_in_regclass): Define.
256 (first_hard_reg): New.
257 (init_ra): Initialize single_reg_in_regclass.
258 * ra-colorize.c (ok_class): New.
259 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
261 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
263 * gcov-io.h: Allow zero tag as EOF indicator.
264 (gcov_is_eof): Remove.
265 (gcov_truncate): Remove.
266 * gcov-io.c (gcov_seek): Always SEEK_SET.
267 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
268 EOF tag.
269 * coverage.c (read_counts_file): Don't use gcov_is_eof.
270 * gcov-dump.c (dump_file): Likewise.
271 * gcov.c (read_graph_file, read_count_file): Likewise.
273 * c-decl.c (complete_array_type): Don't gratuitously copy
274 maxindex. Check it always has a type.
276 2004-07-29 Steven Bosscher <stevenb@suse.de>
278 * rtl.c (currently_expanding_to_rtl): New.
279 * rtl.h (currently_expanding_to_rtl): Export it.
280 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
282 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
283 inliner hack.
284 * config/sh/sh.c: Replace rtx_equal_function_value_matters
285 with currently_expanding_to_rtl.
286 * config/sh/sh.md: Likewise.
287 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
289 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
291 Introduce sh2a support.
292 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
293 * config.gcc: Build multilibs for sh2a and sh2a-single by
294 default.
295 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
296 default. Split their tests out of the corresponding SH4
297 multilibs.
298 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
299 multilibs for SH2a.
300 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
301 * config.gcc: Handle sh2a multilibs and cpu selection.
302 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
303 * config/sh/t-mlib-sh2a: New.
304 * config/sh/t-mlib-sh2a-nofpu: New.
305 * config/sh/t-mlib-sh2a-single: New.
306 * config/sh/t-mlib-sh2a-single-only: New.
307 2004-07-09 Nick Clifton <nickc@redhat.com>
308 Issue 43400
309 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
310 -ml and -m2a are used together.
311 2004-03-23 DJ Delorie <dj@redhat.com>
312 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
313 when we have a double-sized FPU.
314 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
315 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
316 is set.
317 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
318 -msh2a-single and -msh2a-single-only
319 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
320 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
321 is set.
322 2004-02-20 DJ Delorie <dj@delorie.com>
323 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
324 2004-02-20 Fred Fish <fnf@redhat.com>,
325 Corinna Vinschen <vinschen@redhat.com>
326 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
327 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
328 2004-02-18 DJ Delorie <dj@redhat.com>
329 * config/sh/sh.c (broken_move): Add support for movi20.
330 * config/sh/sh.h: Likewise.
331 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
332 * config/sh/sh.md (udivsi3_sh2a): New.
333 (udivsi3): Call it.
334 (divsi3_sh2a): New.
335 (divsi3): Call it.
336 (mul_r): New.
337 (ashlsi3_sh2a): New.
338 (ashrsi3_sh2a): New.
339 (lshrsi3_sh2a): New.
340 (movsi_i): Disable for sh2a.
341 (movsi_ie): Add movi20.
342 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
343 sh2a, for -m2a-nofpu mode.
344 2004-02-13 DJ Delorie <dj@redhat.com>
345 * config/sh/lib1funcs.asm: Handle double vs single better.
346 * config/sh/sh.h: Likewise.
347 2004-02-09 DJ Delorie <dj@redhat.com>
348 * config/sh/crt1.asm: Add support for sh2a.
349 * config/sh/elf.h: Likewise.
350 * config/sh/lib1funcs.asm: Likewise.
351 * config/sh/sh.c: Likewise.
352 * config/sh/sh.md: Likewise.
353 * config/sh/sh.h: Likewise.
354 * config/sh/t-sh: Likewise.
356 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
358 * config/frv/frv.md (movqi_internal, movhi_internal,
359 movsi_internal): Add backup alternatives for memory inputs.
361 2004-07-28 Matt Austern <austern@apple.com>
363 * config/darwin.c (darwin_one_byte_bool): New global variable.
364 * config/darwin.h (darwin_one_byte_bool): Declare.
365 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
366 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
367 value of darwin_one_byte_bool.
368 * doc/invoke.texi: Document -mone-byte-bool flag.
370 2004-07-28 Eric Christopher <echristo@redhat.com>
372 * c-common.c (c_common_unsafe_for_reeval): Delete.
373 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
374 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
375 * calls.c (fix_unsafe_tree): Delete.
376 (expand_call): Delete code which used above.
377 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
378 * expr.c (expand_expr_real_1): Ditto.
379 * fold-const.c (non_lvalue): Ditto.
380 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
381 (lhd_unsafe_for_reeval): Ditto.
382 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
383 * langhooks.h (unsafe_for_reeval): Ditto.
384 (unsave_expr_now): Adjust comment.
385 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
386 (estimate_num_insns_1): Ditto.
387 * tree-pretty-print.c (dump_generic_node): Ditto.
388 * tree.c (expr_align): Ditto.
389 (unsave_expr): Delete.
390 (unsafe_for_reeval): Ditto.
391 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
392 * tree.def (UNSAVE_EXPR): Delete.
393 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
395 2004-07-28 Zack Weinberg <zack@codesourcery.com>
397 * tree.h (enum tls_model): Move ...
398 * coretypes.h: ... here.
400 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
402 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
404 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
406 * cse.c (validate_canon_reg): New function, split out from...
407 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
409 2004-07-28 Diego Novillo <dnovillo@redhat.com>
411 * tree-ssa-alias.c (maybe_create_global_var): Don't just
412 return if .GLOBAL_VAR has been created.
414 2004-07-28 Diego Novillo <dnovillo@redhat.com>
416 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
417 every variable that may have aliases, not just tags.
419 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
421 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
422 move_from_CR_eq_bit.
423 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
426 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
427 e500_flip_eq_bit.
429 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
430 output_e500_flip_eq_bit.
432 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
433 output_e500_flip_eq_bit.
434 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
435 output_e500_flip_eq_bit.
436 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
437 (print_operand): case D. Get to EQ bit.
439 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
441 * gcov.c (function_summary): Add missing \n.
443 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
445 Introduce sh4a support.
446 * config.gcc: Handle sh4a multilibs and cpu selection.
447 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
448 * config/sh/t-mlib-sh4a: New.
449 * config/sh/t-mlib-sh4al: New.
450 * config/sh/t-mlib-sh4a-nofpu: New.
451 * config/sh/t-mlib-sh4a-single: New.
452 * config/sh/t-mlib-sh4a-single-only: New.
453 2004-02-20 DJ Delorie <dj@redhat.com>
454 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
455 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
456 2003-08-22 Eric Christopher <echristo@redhat.com>
457 * config/sh/sh4a.md: Update for chip errata.
458 2003-08-07 Eric Christopher <echristo@redhat.com>
459 * config/sh/sh4a.md: New file. sh4a processor description.
460 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
461 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
462 of -m4a-nofpu.
463 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
464 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
465 * doc/invoke.texi (SH Options): Document -m4al.
466 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
467 * config/sh/sh.c (expand_block_move): Remove commented-out code
468 checked in by mistake.
469 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
470 single elements from SFmode vectors.
471 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
472 register.
473 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
474 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
475 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
476 sh_fsca_int2sf): Remove variable declarations.
477 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
478 sh_fsca_int2sf): New functions.
479 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
480 sh_fsca_int2sf_rtx): New static variables.
481 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
482 sh_fsca_int2sf): Declare.
483 * config/sh/sh.md: Adjust.
484 * doc/invoke.texi (SH Options): Document new options.
485 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
486 compatibility from SH4 code.
487 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
488 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
489 early.
490 (memory_movsrc_operand): Renamed to...
491 (unaligned_load_operand): ... this. Simplified.
492 * config/sh/sh.h (PREDICATE_CODES): Adjust.
493 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
494 input operand to SImode, and adjust the others. Introduce
495 post-increment by peephole.
496 * config/sh/sh.c (expand_block_move): Give the target address the
497 same mode as the temp reg.
498 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
499 copying.
500 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
501 Introduce support for SH4a.
502 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
503 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
504 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
505 sh_fsca_int2sf): New.
506 (sh_init_builtins): Initialize them.
507 (print_operand): Support `d'.
508 (expand_block_move): Use movua if src is misaligned.
509 (memory_movsrc_operand): New.
510 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
511 and one of the SH4 macros.
512 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
513 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
514 SELECT_SH4A_SINGLE): New.
515 (TARGET_NONE): Add SH4A_BIT.
516 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
517 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
518 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
519 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
520 (enum processor_type): Added PROCESSOR_SH4A.
521 (PREDICATE_CODES): Add memory_movsrc_operand.
522 * config/sh/sh.md: Removed unused variables.
523 (attr cpu): Add sh4a.
524 (attr type): Add movua, fsrra and fsca.
525 (prefetch): New, for SH4.
526 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
527 (toggle_sz): Set type to fp.
528 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
529 (movua, extv, extzv): New.
530 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
531 and 4a-single-only.
533 2004-07-28 Diego Novillo <dnovillo@redhat.com>
535 * tree-optimize.c (init_tree_optimization_passes): Schedule
536 pass_may_alias right after the program is renamed into SSA.
537 * tree-pass.h (PROP_alias): Define.
538 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
539 * tree-sra.c (pass_sra): Likewise.
540 * tree-ssa-ccp.c (pass_ccp): Likewise.
541 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
542 * tree-ssa-dce.c (pass_dce): Likewise.
543 * tree-ssa-dom.c (pass_dominator): Likewise.
544 * tree-ssa-dse.c (pass_dse): Likewise.
545 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
546 * tree-ssa-loop-ch.c (pass_ch): Likewise.
547 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
548 * tree-ssa-pre.c (pass_pre): Likewise.
549 * tree-tailcall.c (pass_tail_recursion): Likewise.
550 * tree-ssa.c (pass_redundant_phi): Likewise.
551 * tree-ssa-alias.c (aliases_computed_p): Remove.
552 Update all users.
553 (init_alias_info): Do not mark all type tags for renaming
554 unconditionally.
555 Clear may_aliases from every symbol.
556 (setup_pointers_and_addressables): If a pointer has not been
557 dereferenced and it had a type tag, clear it and mark the old
558 tag for renaming.
560 2004-07-28 Diego Novillo <dnovillo@redhat.com>
562 PR tree-optimization/16705
563 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
564 .GLOBAL_VAR.
566 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
568 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
569 check.
571 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
572 don't make another one.
574 PR optimization/15077
575 * function.h (struct function): Add field saved_static_chain_decl.
576 Fix comment for static_chain_decl.
577 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
578 * tree-inline.h (save_body): Add new arg.
579 * tree-optimize.c (tree_rest_of_compilation): Handle saving
580 static_chain_decl.
582 2004-07-27 Richard Henderson <rth@redhat.com>
584 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
585 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
586 is_gimple_addressable.
587 * tree-gimple.c (is_gimple_addressable): Rename from
588 is_gimple_addr_expr_arg; accept INDIRECT_REF.
589 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
590 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
591 rename to is_gimple_addressable.
593 2004-07-28 Alan Modra <amodra@bigpond.net.au>
595 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
597 2004-07-27 Richard Henderson <rth@redhat.com>
599 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
600 before rounding.
602 2004-07-27 Zack Weinberg <zack@codesourcery.com>
604 * libgcc2.c: Change all conditionals testing
605 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
606 * libgcc2.h: Likewise.
607 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
608 TYPE_PRECISION of float80_type to 80.
609 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
610 of fpreg_type and float80_type to 80.
611 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
612 * config/m68k/netbsd-elf.h:
613 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
614 to evaluate to 80 whenever they would formerly have evaluated to 96.
615 * config/i386/sco5.h: Remove unnecessary redefinition of
616 LONG_DOUBLE_TYPE_SIZE.
617 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
618 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
619 XFmode, with a bitsize of 80. Update commentary.
620 * config/ia64/ia64-modes.def: Likewise.
621 * config/m68k/m68k-modes.def: Likewise.
623 2004-07-27 Steven Bosscher <stevenb@suse.de>
625 * cfgexpand.c (tree_expand_cfg): Fix comment.
627 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
628 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
629 Remove.
630 (prepare_function_start): Don't set rtx_equal_function_value_matters.
631 * integrate.c (copy_rtx_and_substitute): Don't test for it.
632 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
633 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
634 here again. Update leading comment.
635 * rtl.c (rtx_equal_function_value_matters): Remove.
636 (rtx_equal_p): Don't test for it.
637 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
638 Likewise.
640 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
641 * rtl.c (note_insn_name): Likewise.
642 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
643 * final.c (final_scan_insn): Likewise.
645 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
646 * passes.c (rest_of_handle_eh): Do it here.
648 * stmt.c (struct nesting): Remove struct nesting block member.
649 (struct stmt_status): Remove x_block_start_count field.
650 (current_block_start_count): Remove.
652 2004-07-27 Brian Booth <bbooth@redhat.com>
654 * tree-optimize.c (register_one_dump_file): Update condition that uses
655 static_pass_number.
656 (dup_pass_1): Replace with...
657 (next_pass_1): This.
658 (NEXT_PASS): Call next_pass_1.
659 (DUP_PASS): Remove.
660 (init_tree_optimization_passes): Remove uses of DUP_PASS.
661 (execute_one_pass): Update condition that uses
662 static_pass_number.
663 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
664 integer.
666 2004-07-27 Nick Clifton <nickc@redhat.com>
668 * config/m32r/m32r.c: Include integrate.h in order to get the
669 prototype for get_hard_reg_initial_val().
671 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
672 and tidy up indentation.
673 (final_presence_set): Use absence_set instead, so that if there is
674 nothing in the "o" pipe the "s" pipe can be scheduled.
676 2004-07-27 Diego Novillo <dnovillo@redhat.com>
678 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
679 don't have PT_VARS nor PT_MALLOC set.
680 Clear name tag from pointers that have not been dereferenced.
681 (set_pt_anything, set_pt_malloc): Forward declare.
682 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
683 not type compatibility when determining if a pointer can be
684 copy propagated.
686 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
688 * expr.h (canonicalize_condition, get_condition): Add an int argument.
689 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
690 it to check whether the condition is still valid at the jump insn.
691 * ifcvt.c (noce_get_condition): Likewise.
692 (noce_get_alt_condition): Update call to canonicalize_condition.
693 * loop-iv.c (simplify_using_initial_values): Update call to
694 get_condition. Remove FIXME.
695 (check_simple_exit): Update call to get_condition.
696 * loop-unswitch.c (may_unswitch_on): Likewise.
697 * loop.c (check_dbra_loop): Likewise.
698 (canonicalize_condition, get_condition): Add an argument to say whether
699 the condition must still be valid at INSN.
700 (get_condition_for_loop): Update call to get_condition. Require that
701 the condition be valid at INSN.
702 * predict.c (estimate_probability): Update call to get_condition.
703 Remove unused earliest parameter.
704 (expected_value_to_br_prob): Update call to canonicalize_condition.
706 2004-07-26 Eric Christopher <echristo@redhat.com>
708 * tree-dfa.c (add_referenced_var): Register initializers of global
709 variables.
711 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
713 * config/i386/i386.c (function_arg): Always treat 8-
714 and 16-byte wide vectors the same, even if MMX/SSE
715 are disabled.
716 (contains_128bit_aligned_vector_p): Add comment.
718 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
720 * ra.h (enum node_type): Rename to:
721 (enum ra_node_type).
722 * ra-colorize.c: Likewise.
724 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
726 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
727 after simplifying the jump.
729 2004-06-26 Richard Henderson <rth@redhat.com>
731 * calls.c (combine_pending_stack_adjustment_and_call): Make
732 preferred_unit_stack_boundary argument unsigned. Make
733 unadjusted_alignment unsigned.
734 (expand_call): Make preferred_stack_boundary and
735 preferred_unit_stack_boundary variables unsigned.
736 * function.c (assign_stack_local_1): Make alignment unsigned.
737 * function.h (struct function): Make stack_alignment_needed,
738 preferred_stack_boundary unsigned.
739 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
740 (ix86_compute_frame_layout): Make stack_alignment_needed,
741 preferred_alignment variables unsigned.
742 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
744 2004-07-26 Tom Tromey <tromey@redhat.com>
746 * tree.h: Fix typo in comment.
748 2004-07-26 Daniel Jacobowitz <dan@debian.org>
750 PR bootstrap/12804
751 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
752 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
753 (ggc_free): Remove incorrect freeing.
754 (sweep_pages): Advance PP for large pages. Fix indentation.
756 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
758 PR rtl-optimization/16643
759 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
760 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
761 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
762 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
763 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
764 * function.c (thread_prologue_and_epilogue_insns): Likewise.
765 * rtl.h (tracer): Add a flags parameter.
766 * tracer.c (tracer): Pass it to cfg_layout_initialise.
767 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
768 (rest_of_handle_reorder_blocks): Update calls to tracer and
769 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
770 (rest_of_handle_tracer): Pass 0 to tracer.
771 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
773 2004-07-25 David Edelsohn <edelsohn@gnu.org>
775 PR target/16239
776 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
777 f->f.
779 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
781 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
782 (BINFO_BASE_ACCESS): Adjust.
783 (BINFO_BASE_ACCESS_APPEND): New.
784 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
785 * dbxout.c (dbxout_type): Adjust binfo access accessing.
786 * dwarf2out.c (gen_member_die): Likewise.
787 * tree-dump.c (deque_and_dump): Likewise.
789 2004-07-26 Falk Hueffner <falk@debian.org>
791 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
792 costs.
794 2004-07-25 Roger Sayle <roger@eyesopen.com>
796 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
797 value off of the stack if TARGET_USE_FFREEP.
799 2004-07-26 Bernardo Innocenti <bernie@develer.com>
801 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
802 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
803 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
804 check on invocation of XRESIZEVEC ().
806 2004-07-26 Bernardo Innocenti <bernie@develer.com>
808 * c-common.c (disable_builtin_function): Rename variable n to
809 new_disabled_builtin.
810 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
811 Rename local variable old to old_decl.
812 * gensupport.c (shift_output_template): Rename parameter old to src.
813 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
814 old_rtx and newx to new_rtx.
816 2004-07-26 Bernardo Innocenti <bernie@develer.com>
818 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
819 of c-pragma.h.
820 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
821 enum cpp_ttype.
822 * c-lex.c: Likewise.
824 2004-07-25 Roger Sayle <roger@eyesopen.com>
826 * fold-const.c (constant_boolean_node): Make extern.
827 (make_range): Wrap long lines.
828 (fold_cond_expr_with_comparison): Remove unnecessary call to
829 pedantic_non_lvalue. Add missing calls to fold_convert.
830 (fold_truthop): Add missing calls to fold_convert.
831 (fold): Likewise.
832 * tree.h (constant_boolean_node): Add prototype here.
833 * builtins.c (expand_builtin_strncmp): Add missing calls to
834 fold_convert.
835 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
836 Call fold_convert and constant_boolean_node to correct types.
837 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
838 missing call to fold_convert to correct types.
840 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
841 Brian Ryner <bryner@brianryner.com>
843 PR c++/9283
844 PR c++/15000
845 * c-common.c (c_common_attribute_table): Allow
846 handle_visibility_attribute to be called for types.
847 (handle_visibility_attribute) When given a type, set the visibility
848 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
849 so that we can check later whether the attribute was present. Added
850 warning if attribute applied to non class type.
851 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
852 decls and checking that they are consistent.
853 * common.opt: Added -fvisibility.
854 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
855 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
856 * flags.h, tree.h: Added assorted support defines for overall patch
857 * opts.c: Added parsing support for -fvisibility.
858 * tree.c (build_decl): Set visibility for all decls to be whatever
859 is in force at that time.
860 * varasm.c (default_binds_local_p_1): Reworked logic determining
861 when to make a symbol locally bound.
862 * doc/invoke.texi: Added documentation for -fvisibility and
863 -fvisibility-inlines-hidden.
865 2004-07-25 Bernardo Innocenti <bernie@develer.com>
867 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
868 * c-common.c: Add missing casts from void * to other types.
869 * c-decl.c: Likewise.
870 * c-format.c: Likewise.
871 * c-lex.c: Likewise.
872 * c-pragma.c: Likewise.
873 * c-typeck.c: Likewise.
874 * defaults.h: Likewise.
875 * genconstants.c: Likewise.
876 * gengtype-lex.l: Likewise.
877 * genmodes.c: Likewise.
878 * read-rtl.c: Likewise.
879 * rtl.c: Likewise.
881 2004-07-25 Bernardo Innocenti <bernie@develer.com>
883 * bitmap.c: Use type-safe memory allocation macros from libiberty.
884 * c-common.c: Likewise.
885 * c-decl.c: Likewise.
886 * c-lang.c: Likewise.
887 * c-lex.c: Likewise.
888 * c-opts.c: Likewise.
889 * c-parse.in: Likewise.
890 * c-typeck.c: Likewise.
891 * genconditions.c: Likewise.
892 * gengtype-lex.l: Likewise.
893 * gengtype-yacc.y: Likewise.
894 * gengtype.c: Likewise.
895 * genmodes.c: Likewise.
896 * gensupport.c: Likewise.
897 * read-rtl.c: Likewise.
898 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
899 htab_find_slot().
901 2004-07-25 Bernardo Innocenti <bernie@develer.com>
903 * c-decl.c (groktypename, groktypename_in_param_context): Rename
904 variable typename to type_name.
905 * c-lex.c (interpret_float): Likewise.
907 2004-07-25 Roger Sayle <roger@eyesopen.com>
909 * convert.c (convert_to_real, convert_to_integer,
910 convert_to_complex): Replace calls to build with calls to buildN.
911 * coverage.c (tree_coverage_counter_ref): Likewise.
912 * dojump.c (do_jump): Likewise.
913 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
914 * emit-rtl.c (component_ref_for_mem_expr,
915 set_mem_attributes_minus_bitpos): Likewise.
916 * explow.c (update_nonlocal_goto_save_area): Likewise.
917 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
918 expand_mult_add): Likewise.
919 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
920 store_constructor, get_inner_reference, expand_expr_real_1,
921 try_casesi, try_tablejump): Likewise.
922 * function.c (expand_function_start): Likewise.
923 * stmt.c (emit_case_bit_tests, expand_end_case_type,
924 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
925 * stor-layout.c (place_union_field, layout_type): Likewise.
926 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
927 * varasm.c (copy_constant): Likewise.
929 2004-07-25 Bernardo Innocenti <bernie@develer.com>
931 * c-common.c: Rename all identifiers named `new'.
932 * c-decl.c: Likewise.
933 * gensupport.c: Likewise.
934 * simplify-rtx.c: Likewise.
935 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
936 with XNEW().
937 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
938 with XNEWVEC().
940 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
942 PR c/15360
943 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
944 declarations until after calling pushdecl.
945 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
946 "extern" and not on whether the declaration is initialized.
948 2004-07-25 Daniel Jacobowitz <dan@debian.org>
950 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
951 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
952 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
953 "cpplib.h", "c-pragma.h", "c-common.h".
954 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
955 (solaris_register_pragmas): New functions.
956 * config/sol2-protos.h: New file.
957 * config/sol2.c: New file.
958 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
959 (REGISTER_TARGET_PRAGMAS): New macros.
960 (solaris_pending_aligns, solaris_pending_inits)
961 (solaris_pending_finis): New variables.
962 * config/t-sol2 (sol2-c.o): Update dependencies.
963 (sol2.o): New rule.
964 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
965 SUBTARGET_INSERT_ATTRIBUTES.
966 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
967 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
968 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
969 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
970 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
971 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
972 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
973 * config/sparc/sparc.c (sparc_attribute_table): New.
974 (TARGET_INSERT_ATTRIBUTES): Define in terms of
975 SUBTARGET_INSERT_ATTRIBUTES.
976 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
977 is defined.
978 * doc/extend.texi (Solaris Pragmas): New section.
980 2004-07-25 Bernardo Innocenti <bernie@develer.com>
982 * c-common.c: Rename all identifiers named `class' to `cl'.
983 * c-common.h: Likewise.
984 * c-parse.in: Likewise.
985 * c-typeck.c: Likewise.
986 * genmodes.c: Likewise.
987 * real.c: Likewise.
988 * real.h: Likewise.
989 * recog.c: Likewise.
990 * recog.h: Likewise.
991 * regrename.c: Likewise.
992 * tree.h: Likewise.
993 * c-common.c (builtin_function_2): Change type of 5th parameter from
994 int to enum built_in_function. Change type of 8th parameter from int
995 to bool.
996 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
997 with GGC_CNEW().
998 * c-typeck.c (convert_arguments): Change type of formal_prec from
999 int to unsigned int.
1000 * genmodes.c (blank_mode): Make a few negative constants unsigned.
1001 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
1002 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
1003 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
1004 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
1005 iterator to for_all_modes () instead of an enum because enums can't
1006 be incremented in C++.
1009 2004-07-25 Daniel Jacobowitz <dan@debian.org>
1011 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
1012 hard registers.
1014 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1016 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
1017 Handle ARRAY_RANGE_REF like ARRAY_REF.
1019 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
1021 * c-typeck.c (digest_init): Don't allow arrays of signed or
1022 unsigned variants of wchar_t to be initialized by wide string
1023 constants. Do allow arrays of enumerated types compatible with
1024 wchar_t to be initialized by wide string constants. Refine tests
1025 distinguishing wide and narrow strings and arrays. Give specific
1026 error for arrays of other integer types initialized by string
1027 constants.
1028 (output_init_element, process_init_element): Check for
1029 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
1030 initializing with string constants.
1032 2004-07-25 Richard Henderson <rth@redhat.com>
1034 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
1035 on the RESULT_DECL.
1036 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1037 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
1038 DECL_IGNORED_P to new decl.
1040 2004-07-24 Zack Weinberg <zack@codesourcery.com>
1042 * config/ia64/ia64.c (general_xfmode_operand)
1043 (destination_xfmode_operand): Delete.
1044 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
1045 * config/ia64/ia64.md (*movxf_internal): Use general_operand
1046 and destination_operand.
1048 2004-07-24 Alexander Kabaev <kan@freebsd.org>
1050 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
1051 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
1053 2004-07-24 Alexander Kabaev <kan@freebsd.org>
1054 Zack Weinberg <zack@codesourcery.com
1056 PR 16684
1057 * c-decl.c (diagnose_mismatched_decls): Don't issue a
1058 redundant-declaration warning the first time a builtin is
1059 declared explicitly.
1061 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1063 * tree.h (staticp): Change return type to bool.
1065 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1067 * c-common.c (c_staticp): Last episode of the staticp saga.
1069 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1071 * c-common.h (c_staticp): Change return type from int to bool.
1072 * tree.c (staticp): Likewise.
1073 * langhooks.h (staticp): Likewise.
1075 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1077 * langhooks-def.h (lhd_staticp): Change return type from int to
1078 bool in prototype to match definition.
1080 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1082 * system.h (bool, true, false): Don't redefine as preprocessor macros
1083 in C++.
1085 2004-07-24 Roger Sayle <roger@eyesopen.com>
1087 * expmed.c (init_expmed): A signed modulus by a power of two is
1088 considered cheap if its less than or equal to four instructions.
1090 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1092 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
1093 GGC_CNEWVAR): New macros.
1095 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1097 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
1098 lists.
1099 * c-decl.c: Likewise.
1100 * c-format.c: Likewise.
1101 * c-lex.c: Likewise.
1102 * c-opts.c: Likewise.
1103 * c-pragma.c: Likewise.
1104 * c-typeck.c: Likewise.
1105 * gencheck.c: Likewise.
1106 * genconditions.c: Likewise.
1107 * genconfig.c: Likewise.
1108 * genflags.c: Likewise.
1109 * gengtype.c: Likewise.
1110 * gensupport.c: Likewise.
1111 * ggc-none.c: Likewise.
1112 * langhooks.c: Likewise.
1113 * statistics.h: Likewise.
1114 * stub-objc.c: Likewise.
1115 * java/decl.c: Likewise.
1117 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
1119 * config/m68k/m68k.c (output_scc_di): Fix coding style.
1120 (symbolic_operand): Fix prototype.
1121 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
1122 * config/m68k/m68k.md: Add constants for registers a0 and sp and
1123 use them, change from the "{...}" syntax to the simpler {...}
1124 syntax.
1125 (*cfv4_extendqisi2): Fix destination predicate.
1126 * config/m68k/m68k-protos.h: Remove various declarations also
1127 generated via PREDICATE_CODES.
1129 2004-07-23 Mike Stump <mrs@apple.com>
1131 * c-typeck.c (convert_for_assignment): Tightened up pointer
1132 converstions that differ in signedness.
1134 2004-07-23 Zack Weinberg <zack@codesourcery.com>
1136 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
1138 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1140 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
1141 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
1143 * gimplify.c (gimplify_compound_lval): Check for no handled
1144 operations, rather than checking for explicit list of nodes.
1145 (is_gimple_addr_expr_arg_or_indirect): New function.
1146 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
1147 redundant setting of TREE_INVARIANT.
1148 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
1149 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
1151 2004-07-23 Diego Novillo <dnovillo@redhat.com>
1153 PR tree-optimization/16688
1154 PR tree-optimization/16689
1155 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
1156 unnecessary initialization of 'tag'.
1157 (get_tmt_for): Check that the new type tag has the same alias
1158 set as the pointed-to type.
1159 (group_aliases): Only regular variables need to be removed
1160 from the alias set of a name tag.
1161 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
1162 propagation if the two types are not compatible.
1163 (merge_alias_info): Rename from replace_ssa_names_ann.
1164 Add more checking.
1165 (replace_exp_1): If both arguments are SSA_NAMEs, check that
1166 the propagation can be done.
1167 Only call merge_alias_info on pointers.
1168 (propagate_value): Likewise.
1169 * tree-ssa-copyrename.c: Include langhooks.h.
1170 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
1171 to do the merging.
1172 Do not coalesce variables with incompatible types.
1173 (rename_ssa_copies): Call replace_ssa_name_symbol.
1174 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
1175 the same type as the underlying _DECL.
1176 * tree-ssanames.c (replace_ssa_name_symbol): New function.
1177 * tree.h (replace_ssa_name_symbol): Declare.
1179 2004-07-23 Richard Henderson <rth@redhat.com>
1181 PR c++/16277
1182 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
1183 unshare it properly.
1184 (gimplify_modify_expr_rhs): Push assignment from a conditional into
1185 the conditional for all non-register types.
1187 2004-07-23 Richard Henderson <rth@redhat.com>
1189 * expr.c (expand_expr_real_1): Don't handle non-local variables.
1190 * expr.h (fix_lexical_addr): Remove.
1191 * function.c (NEED_SEPARATE_AP): Remove.
1192 (fix_lexical_addr): Remove.
1193 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
1194 not null decl_function_context.
1195 (create_alias_vars): Likewise.
1196 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
1197 (simple_goto_p): Likewise.
1198 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
1199 * tree-ssa-ccp.c (get_default_value): Likewise.
1200 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1201 * tree.c (needs_to_live_in_memory): Likewise.
1202 * tree-flow-inline.h (may_be_aliased): Move...
1203 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
1204 when TREE_STATIC variables may be addressable.
1206 2004-07-24 Jakub Jelinek <jakub@redhat.com>
1208 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
1210 2004-07-23 Zack Weinberg <zack@codesourcery.com>
1212 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
1213 bitmap contents if GENERATOR_FILE is defined.
1214 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
1215 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
1217 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
1219 * c-decl.c (start_function): Form composite type of function types
1220 rather than copying type from previous prototype declaration.
1222 2004-07-23 Janis Johnson <janis187@us.ibm.com>
1224 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
1225 the const qualifier for the second argument in the C++ functions.
1227 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
1228 specific pointer types.
1230 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
1231 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
1232 for vector bool and/or vector pixel, add C++ and C missing support.
1233 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
1234 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
1235 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
1236 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
1237 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
1238 missing C++ and C support for vector bool and/or vector pixel.
1239 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
1240 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
1241 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
1242 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
1243 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
1244 C++ and C types used for vector bool and/or vector pixel.
1245 (vec_st, vec_stl): Add C++ support for vector pixel.
1246 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
1247 (vec_all_ne): Add C++ support for vector pixel.
1249 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
1250 (vec_vmulesb): Add missing C++ function.
1251 (vec_perm): Fix type of third argument in C++ function.
1252 (vec_vsum4shs): Fix C++ function name.
1253 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
1254 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
1255 argument passed to the error handler in C macro.
1256 (vec_nmsub): Remove extra parens around argument names in C macro.
1257 (vec_packpx): Add missing parens in C macro.
1259 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1261 * machmode.def: Remove vector modes.
1262 * config/alpha/alpha-modes.def: Add supported vector modes.
1263 * config/arm/arm-modes.def: Likewise.
1264 * config/frv/frv-modes.def: Likewise.
1265 * config/i386/i386-modes.def: Likewise.
1266 * config/rs6000/rs6000-modes.def: Likewise.
1267 * config/sh/sh-modes.def: Likewise.
1269 2004-07-23 Matthias Klose <doko@debian.org>
1271 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
1272 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
1273 * config.h: Regenerate.
1274 * configure: Likewise.
1276 2004-07-22 Mark Mitchell <mark@codesourcery.com>
1278 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
1279 generated SYMBOL_REFs for labels.
1280 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
1281 Change prototype.
1282 (machopic_stub_name): Remove.
1283 (machopic_indirection_name): New function.
1284 (machopic_mcount_stub_name): Likewise.
1285 (machopic_classify_name): Remove.
1286 (machopic_function_base_sym): New function.
1287 (machpoic_classify_symbol): Likewise.
1288 (machopic_classify_ident): Remove.
1289 (machopic_define_ident): Likewise.
1290 (machopic_define_name): Likewise.
1291 (machopic_name_defined_p): Likewise.
1292 (machopic_ident_defined_p): Likewise.
1293 (darwin_strip_name_encoding): Likewise.
1294 (machopic_define_symbol): New function.
1295 * config/darwin.c (hashtab.h): Include.
1296 (machopic_defined_list): Remove.
1297 (machopic_classify_ident): Likewise.
1298 (machopic_classify_name): Likewise.
1299 (machopic_ident_defined_p): Likewise.
1300 (machopic_define_ident): Likewise.
1301 (machopic_define_name): Likewise.
1302 (machopic_symbol_defined_p): New function.
1303 (machopic_classify_symbol): Likewise.
1304 (machopic_data_defined_p): Use machopic_classify_symbol.
1305 (machopic_define_symbol): New function.
1306 (machopic_function_base_sym): New function.
1307 (machopic_non_lazy_pointers): Remove.
1308 (machopic_non_lazy_ptr_name): Likewise.
1309 (machopic_stubs): Likewise.
1310 (machopic_stub_name): Likewise.
1311 (NON_LAZY_POINTER_SUFFIX): New macro.
1312 (STUB_SUFFIX): Likewise.
1313 (machopic_indirection): New structure.
1314 (machopic_indirections): New variable.
1315 (machopic_indirection_hash): New function.
1316 (machopic_indirection_eq): Likewise.
1317 (machopic_indirection_name): Likewise.
1318 (machopic_mcount_stub_name): New function.
1319 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
1320 hash table.
1321 (machopic_indirect_data_reference): Rework to use new functions.
1322 (machopic_indirect_call_target): Likewise.
1323 (machopic_legitimize_pic_address): Likewise.
1324 (machopic_output_indirection): New function.
1325 (machopic_finish): Use it.
1326 (machopic_operand_p): Rework to use new functions.
1327 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
1328 (darwin_strip_name_encoding): Remove.
1329 (update_non_lazy_ptrs): Remove.
1330 (update_stubs): Likewise.
1331 (darwin_non_lazy_pcrel): Use new functions.
1332 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1333 (ASM_OUTPUT_LABELREF): Likewise.
1334 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1335 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
1336 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
1337 (TARGET_STRIP_NAME_ENCODING): Do not use
1338 darwin_strip_name_encoding.
1339 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
1340 darwin_strip_name_encoding.
1341 * config/i386/darwin.h (FUNCTION_PROFILER): Use
1342 machopic_mcount_stub_name.
1343 * config/i386/i386.c (x86_output_mi_thunk): Use
1344 machopic_indirection_name, not machopic_stub_name.
1345 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
1346 machopic_function_base_sym.
1347 (print_operand): Use machopic_classify_symbol.
1348 (rs6000_emit_prologue): Use machopic_function_base_sym.
1349 (output_profile_hook): Do not use machopic_stub_name.
1350 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
1352 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1354 PR c/7284
1355 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
1356 as multiplication.
1358 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1360 * doc/implement-c.texi: New file.
1361 * doc/extend.texi (C Implementation): Move to there.
1362 * doc/gcc.texi: Include implement-c.texi.
1363 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
1365 2004-07-22 Jason Merrill <jason@redhat.com>
1367 * integrate.c (copy_decl_for_inlining): Remove invisible reference
1368 handling.
1369 * tree-inline.c (setup_one_parameter): Likewise.
1371 2004-07-22 Brian Booth <bbooth@redhat.com>
1373 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
1374 (substitute_and_fold): Propigate into VUSE operands when possible.
1375 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
1376 (cp_lattice_meet): Handle merging of latticevalues when
1377 UNKNOWN_VAL is present.
1378 (visit_stmt): Visit assignments with V_MUST_DEFs.
1379 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
1380 (ccp_fold): Deal with RHS' that are constant and virtual.
1381 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
1382 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
1383 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
1384 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
1385 computing immediate uses.
1386 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
1387 transition.
1388 (replace_vuse_in): New function.
1389 (likely_value): Add check of vuse operands.
1390 (get_default_value): Set the default value of virtually defined
1391 variables to UKNOWN_VAL instead of VARYING.
1393 2004-07-22 Richard Henderson <rth@redhat.com>
1395 * expr.c (emit_push_insn): Don't use set_mem_attributes.
1397 2004-07-22 Richard Henderson <rth@redhat.com>
1399 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
1400 variables due to conditional compilation.
1402 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1404 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
1405 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
1406 Release SSA names that have been re-renamed.
1407 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
1408 variable.
1409 * tree-ssa-alias.c (init_alias_info): If aliases have been
1410 computed before, clear existing alias information.
1411 (create_name_tags): Do no fixup PT_ANYTHING pointers.
1412 If the new name tag for a pointer is different than the one it
1413 had before, mark the old tag for renaming.
1414 (replace_may_alias): New function.
1415 (group_aliases): Call it.
1416 (setup_pointers_and_addressables): Always call get_tmt_for.
1417 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
1418 once.
1419 (set_pt_anything): New local function.
1420 (set_pt_malloc): New local function.
1421 (merge_pointed_to_info): Don't merge pointed-to variables from
1422 the original pointer if the destination is pointing to an
1423 unknown location.
1424 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
1425 (add_pointed_to_var): Do not add a variable to the points-to
1426 set if the pointer is already pointing to anywhere.
1427 (collect_points_to_info_r): If the defining statement is a PHI
1428 node, only merge pointed-to information if the argument has
1429 already been visited.
1430 (get_tmt_for): Only create a new tag if the pointer didn't
1431 have one already.
1432 (dump_alias_info): Emit more information.
1433 (dump_points_to_info_for): Likewise.
1434 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
1435 try to get the annotation of an SSA_NAME.
1436 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
1437 alias sets when checking is enabled.
1438 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
1439 (eliminate): Mark basic blocks that will need
1440 EH information cleaned up.
1441 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
1442 predecessor.
1443 Initialize need_eh_cleanup.
1444 (fini_pre): Call tree_purge_all_dead_eh_edges and
1445 cleanup_tree_cfg if needed.
1446 Free need_eh_cleanup.
1447 * tree-ssa.c (verify_ssa_name): New function.
1448 (verify_def): Call it.
1449 Re-arrange to avoid printing too many error messages.
1450 (verify_use): Likewise.
1451 (verify_phi_args): Likewise.
1452 (verify_flow_insensitive_alias_info): New function.
1453 (verify_flow_sensitive_alias_info): New function.
1454 (verify_alias_info): New function.
1455 (verify_ssa): Call verify_alias_info.
1456 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
1457 program.
1458 Re-arrange to avoid printing too many error messages.
1459 * tree-ssanames.c (make_ssa_name): Clear
1460 SSA_NAME_IN_FREE_LIST.
1461 (release_ssa_name): Never release a default definition.
1462 (release_defs): New function.
1463 * tree.h: Declare it.
1464 * tree-ssa-dce.c (remove_dead_stmt): Call it.
1466 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1468 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
1469 If true, do a depth-first search. Do a breadht-first search,
1470 otherwise.
1471 (walk_use_def_chains): Add new argument IS_DFS.
1472 Update all users.
1473 * tree-flow.h (walk_use_def_chains): Update prototype.
1475 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
1477 * config/cris/cris.md: Tweak formatting.
1478 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
1479 (mover2side, moverside, movemside, movei, op3, andu): Replace
1480 live define_peephole:s with define_peephole2 near-equivalents.
1481 Delete the rest.
1482 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
1483 word-size modes.
1484 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1485 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
1486 "*mov_sidesi_mem" respectively.
1488 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1490 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
1491 (gimplify_build1): Move from tree-complex.c do_unop.
1492 (gimplify_build2): Move from tree-complex.c do_binop.
1493 (gimplify_build3): New.
1494 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
1495 Adjust throughout to call the functions above.
1496 * tree-flow.h: Declare the functions above.
1497 * tree-nested.c (gimplify_val): Rename to...
1498 (tsi_gimplify_val): ... this.
1500 * Makefile.in (tree_complex.o): Update dependencies.
1501 (stor-layout.o): Depend on regs.h.
1502 * c-common.c (handle_vector_size_attribute): Update for
1503 vector types without corresponding vector modes.
1504 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
1505 a corresponding vector mode is not available.
1506 * print-tree.c (print_node): Print nunits for vector types
1507 * regclass.c (have_regs_of_mode): New.
1508 (init_reg_sets_1): Initialize it and use it instead
1509 of allocatable_regs_of_mode.
1510 * regs.h (have_regs_of_mode): Declare it.
1511 * stor-layout.c (layout_type): Pick a mode for vector types.
1512 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
1513 build_replicated_const, do_unop, do_binop, do_plus_minus,
1514 do_negate, expand_vector_piecewise, expand_vector_parallel,
1515 expand_vector_addition, expand_vector_operations_1,
1516 expand_vector_operations, tree_lower_operations,
1517 pass_lower_vector_ssa, pass_pre_expand): New.
1518 (expand_complex_operations, pass_lower_complex): Remove.
1519 * tree-optimize.c (init_tree_optimization_passes): Adjust
1520 pass ordering for changes in tree-complex.c.
1521 * tree-pass.h: Declare new passes.
1522 * tree.c (finish_vector_type): Remove.
1523 (make_vector_type): New.
1524 (build_vector_type_for_mode, build_vector_type): Rewritten.
1525 * tree.def (VECTOR_TYPE): Document where the number of
1526 subparts is stored.
1527 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
1528 (make_vector): Remove declaration.
1530 2004-07-21 Richard Henderson <rth@redhat.com>
1532 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
1533 TREE_THIS_VOLATILE, may_aliases, or optimization level.
1534 (remove_useless_vars): Dump debugging info.
1535 (expand_used_vars): Move ...
1536 * cfgexpand.c (expand_used_vars): ... here. Make static.
1537 * tree-flow-inline.h (set_is_used): New.
1538 (set_default_def): Use get_var_ann.
1539 * tree-flow.h: Update decls.
1540 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
1541 (create_ssa_var_map): Use it.
1542 * tree-ssa.c (set_is_used): Remove.
1544 2004-07-22 Ben Elliston <bje@au.ibm.com>
1546 * gdbinit.in: Set a breakpoint on internal_error.
1548 2004-07-21 Richard Henderson <rth@redhat.com>
1550 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
1551 to create a new basic block.
1553 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1555 PR c/15052
1556 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
1557 return type on function definitions. Move other warnings for
1558 qualified return type to -Wreturn-type. Do not condition any such
1559 warnings on -pedantic. Update comments.
1560 (start_function): Only copy function type from previous prototype
1561 declaration if return types are compatible.
1562 * c-typeck.c (function_types_compatible_p): Don't condition
1563 warning for incompatibility of volatile qualifiers on the return
1564 type on -pedantic. Update comment.
1565 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
1567 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1569 * c-typeck.c (set_init_index): Require designator to be of integer
1570 type.
1572 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1574 PR c/11250
1575 * c-parse.in (init): Change to exprtype.
1576 (primary): Set original_code for STRING to STRING_CST.
1577 Call maybe_warn_string_init for compound literals.
1578 (initdcl, notype_initdcl): Call maybe_warn_string_init.
1579 (initval): Update.
1580 * c-tree.h (maybe_warn_string_init): New.
1581 (pop_init_level, process_init_element): Use struct c_expr.
1582 (struct c_expr): Update comment.
1583 * c-typeck.c (maybe_warn_string_init): New function.
1584 (digest_init): Call it. Additional parameter strict_string. All
1585 callers changed.
1586 (output_init_element): Likewise.
1587 (struct constructor_stack): Use struct c_expr for
1588 replacement_value.
1589 (really_start_incremental_init, push_init_level): Update.
1590 (pop_init_level): Update. Return struct c_expr.
1591 (process_init_level): Update. Take struct c_expr argument.
1593 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
1595 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
1596 commit.
1598 2004-07-21 Eric Christopher <echristo@redhat.com>
1600 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
1601 removal.
1602 * c-decl.c (pop_scope): Ditto.
1603 * calls.c (expand_call): Remove call to current_nesting_level,
1604 update comment accordingly. Remove calls to expand_start_target_temps
1605 and expand_end_target_temps.
1606 * cfgexpand.c (construct_init_block): Remove call to
1607 expand_start_bindings_and_block.
1608 (construct_exit_block): Remove call to expand_end_bindings.
1609 * expr.c (safe_from_p): Remove BIND_EXPR handling.
1610 (expand_expr_real_1): Ditto. Fix formatting.
1611 (expand_vars): Delete.
1612 * stmt.c (POPSTACK): Remove block_stack.
1613 (stmt_status): Remove x_block_stack.
1614 (block_stack): Delete.
1615 (expand_start_bindings_and_block): Ditto.
1616 (expand_start_target_temps): Ditto.
1617 (expand_end_target_temps): Ditto.
1618 (current_nesting_level): Ditto.
1619 (warn_about_unused_variables): Ditto.
1620 (expand_end_bindings): Ditto.
1621 * tree.h: Remove declarations for above.
1623 2004-07-21 Steven Bosscher <stevenb@suse.de>
1625 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
1626 * rtl.c (note_insn_name): Likewise.
1627 * print-rtl.c (print_rtx): Don't print it.
1628 * cfgrtl.h (can_delete_note_p): Don't handle it.
1629 (rtl_delete_block): Likewise.
1630 * passes.c (rest_of_handle_guess_branch_prob): Remove.
1631 (rest_of_compilation): Don't call it.
1632 * predict.c (process_note_predictions, process_note_prediction,
1633 note_prediction_to_br_prob): Remove.
1634 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
1635 * stmt.c (return_prediction): Remove.
1636 (expand_value_return): Don't call it. Don't add prediction
1637 notes for return statements.
1639 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
1641 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
1642 once.
1644 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
1646 * c-common.c (vector_types_convertible_p): Use vector types'
1647 TYPE_SIZE and TREE_TYPE instead of their mode.
1648 * convert.c (convert_to_integer): Likewise.
1649 (convert_to_vector): Likewise.
1650 * fold-const.c (fold_convert): Likewise.
1651 * varasm.c (output_constant): Likewise.
1652 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
1653 Allow a VECTOR_TYPE initializer to be made of several vectors.
1654 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
1655 of cleared and need_to_clear, and use fold_convert.
1656 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
1657 integer vectors.
1659 2004-07-20 Richard Henderson <rth@redhat.com>
1661 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
1662 (expand_gimple_basic_block): out from here. Renamed from expand_block.
1664 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
1666 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
1667 enormous cost if not TARGET_HARD_MUL.
1669 2004-07-20 Andrew Pinski <apinski@apple.com>
1671 PR target/16557
1672 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
1673 (ASM_SPEC): here.
1675 2004-07-21 Paul brook <paul@codesourcery.com>
1677 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
1679 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1681 * fold-const.c (operand_equal_p): Temporarily support NULL args.
1682 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
1683 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
1685 2004-07-20 Zack Weinberg <zack@codesourcery.com>
1687 * rtl.h (plus_constant): Delete.
1688 (plus_constant_wide): Rename to plus_constant.
1689 (plus_constant_for_output_wide): Delete vestigial prototype.
1690 (GEN_INT): Remove unnecessary cast.
1691 * tree.h (build_int_2, size_int_type): Delete.
1692 (build_int_2_wide): Rename to build_int_2.
1693 (size_int_wide): Rename to size_int_kind.
1694 (size_int_type_wide): Rename to size_int_type.
1695 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
1696 Remove unnecessary cast.
1697 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
1698 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
1699 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
1700 (size_int_type_wide): Rename size_int_type.
1701 (int_const_binop): Use size_int_type.
1702 * c-lex.c (interpret_integer): Use build_int_2.
1703 * final.c (split_double): Remove unnecessary casts.
1704 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
1706 2004-07-20 Richard Henderson <rth@redhat.com>
1708 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
1709 (gimplify_compound_lval): Use is_gimple_tmp_reg.
1710 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
1711 (is_gimple_tmp_reg): New.
1712 * tree-gimple.h (is_gimple_tmp_reg): Declare.
1714 2004-07-20 Richard Henderson <rth@redhat.com>
1716 * tree-pretty-print.c (dump_generic_node): Dump
1717 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
1719 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
1721 * tree-mudflap.c (mf_set_options_fndecl): New tree.
1722 (mudflap_init): Set it.
1723 (mudflap_register_call): Remove __mf_init call.
1724 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
1725 to pass "-ignore-reads" option to libmudflap if needed.
1727 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
1729 PR c++/14607
1730 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
1731 (MAKE_DECL_ONE_ONLY): Undefine.
1732 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
1733 readonly_data, one_only_data_section, forget_section): New prototypes.
1734 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
1735 functions.
1736 (pa_select_section): Add one-only (COMDAT) support.
1737 * pa.h (struct machine_function): Define.
1738 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
1739 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
1740 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
1741 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
1742 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
1743 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
1744 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
1745 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
1746 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
1747 for EXTRA_SECTION_FUNCTIONS.
1748 * doc/install.texi: Update binutils requirements.
1750 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1752 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
1753 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
1754 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
1755 size_t.
1756 (struct VEC): Use unsigned for num and alloc.
1757 * vec.c (struct vec_prefix): Likewise.
1758 (vec_o_reserve): Adjust.
1760 * dbxout.c (dbxout_type): Fix printf format.
1762 * tree.h (binfo_member): Remove.
1763 * tree.c (binfo_member): Remove.
1765 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1767 * tree.h: Include vec.h
1768 (DEF_VEC_P(tree)): New type.
1769 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
1770 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
1771 (BINFO_LANG_SLOT): Remove.
1772 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
1773 (struct tree_binfo): Turn base_binfos into a trailing
1774 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
1775 (binfo_lang_slots): Remove.
1776 * tree.c (binfo_lang_slots): Remove.
1777 (make_tree_binfo_stat): Take a base binfo count, not a
1778 lang slot count. Adjust.
1779 * Makefile.in (TREE_H): Add vec.h
1780 * alias.c (record_component_aliases): Adjust BINFO access.
1781 * dbxout.c (dbxout_type): Likewise.
1782 * dwarf2out.c (gen_member_die): Likewise.
1783 * sdbout.c (sdbout_one_type): Likewise.
1784 * tree-dump.c (deque_and_dump): Likewise.
1785 * config/i386/i386.c (classify_argument,
1786 contains_128bit_aligned_vector_p): Likewise.
1787 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
1788 * doc/c-tree.texi (Classes): Update BINFO documentation.
1790 2004-07-20 Steven Bosscher <stevenb@suse.de>
1792 * c-common.h (check_case_value): Remove prototype.
1793 (c_add_case_label): Adjust prototype.
1794 * c-common.c (check_case_value): Make static.
1795 (check_case_bounds): New function.
1796 (c_add_case_label): Use it. Take new argument orig_type.
1797 * c-typeck.c (struct c_switch): New orig_type field.
1798 (c_start_case): Set it.
1799 (do_case): Pass it to c_add_case_label.
1800 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
1801 cases from here. Add the labels in reverse order.
1802 * stmt.c (struct case_node): Adjust comment. Remove balance field.
1803 (add_case_node): Return nothing, don't check for duplicate cases.
1804 Insert new case nodes in a list, not in an AVL tree.
1805 (expand_end_case_type): Don't turn a case tree into a case list.
1806 (case_tree2list): Remove.
1807 * tree.h (add_case_node): Adjust prototype.
1809 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
1811 * genattr.c (struct range, struct function_unit,
1812 write_units, extend_range, init_range): Remove them.
1813 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1814 Output "#define INSN_SCHEDULING" here.
1815 * genattrtab.c (struct range, struct function_unit_op,
1816 struct function_unit, struct dimension, enum operator,
1817 operate_exp, expand_units, simplify_knowing,
1818 encode_units_mask, simplify_by_exploding,
1819 find_and_mark_used_attributes, unmark_used_attributes,
1820 add_values_to_cover, increment_current_value,
1821 test_for_current_value, simplify_with_current_value,
1822 simplify_with_current_value_aux, gen_unit,
1823 write_unit_name, write_function_unit_info,
1824 write_complex_function, write_toplevel_expr,
1825 find_single_value, extend_range): Remove.
1826 (write_attr_get): Do not handle common_av->value
1827 being an FFS.
1828 (struct attr_desc): Remove func_units_p and blockage_p.
1829 (write_attr_valueq): Do not handle them.
1830 (find_attr): Do not clear them.
1831 (make_internal_attr): Do not initialize them.
1832 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1833 * sched-vis.c (init_target_units, insn_print_units,
1834 init_block_visualization, print_block_visualization,
1835 visualize_scheduled_insns, visualize_no_unit,
1836 visualize_stall_cycles, visualize_alloc,
1837 visualize_free, target_units, get_visual_tbl_length,
1838 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
1839 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
1840 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
1841 * haifa-sched.c (blockage_range, clear_units,
1842 schedule_unit, actual_hazard, potential_hazard,
1843 insn_unit, unit_last_insn, unit_tick,
1844 actual_hazard_this_instance, potential_hazard,
1845 schedule_unit, max_insn_queue_index_value): Remove.
1846 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
1847 max_insn_queue_index.
1848 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
1849 * doc/md.texi (Processor pipeline description): Remove
1850 references to old pipeline descriptions.
1851 (Automaton pipeline description): Merge with the above.
1852 (Old pipeline description, Comparison of the two descriptions):
1853 Remove.
1855 * bt-load.c (migrate_btr_def): Remove references to
1856 use_pipeline_interface.
1857 * haifa-sched.c (insn_cost, schedule_insn,
1858 schedule_block, advance_one_cycle, sched_init,
1859 queue_to_ready, sched_finish): Likewise.
1860 * modulo-sched.c (sms_schedule, advance_one_cycle,
1861 ps_has_conflicts): Likewise.
1862 * sched-rgn.c (init_ready): Likewise.
1863 (debug_dependencies): Likewise, and remove an "if (1)".
1864 * target.h (use_dfa_pipeline_interface): Remove.
1865 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1866 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1867 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1868 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1869 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1870 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1871 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1872 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1873 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1874 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1875 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1876 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1877 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1878 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1879 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1880 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1881 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1882 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1883 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1885 2004-07-19 Roger Sayle <roger@eyesopen.com>
1887 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
1889 2004-07-19 Jeff Law <law@redhat.com>
1891 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
1892 (get_eq_expr_value): Use it. Simplify slightly.
1894 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
1896 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
1897 (umulsidi3_32bit_r4000): Likewise.
1899 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
1901 * vec.h: Propagate location information properly.
1902 (VEC_T_iterate): Add result pointer parameter.
1903 (VEC_T_space): New.
1904 (VEC_T_reserve): Use it.
1906 2004-07-19 Daniel Jacobowitz <dan@debian.org>
1908 * Makefile.in (c-format.o): Depend on c-format.h.
1909 * c-format.h: New file.
1910 (struct format_char_info): Add CHAIN member.
1911 * c-format.c: Move some types and constants to c-format.h.
1912 (format_type_error): Set to -1.
1913 (struct function_format_info): Use an int for format_type.
1914 (decode_format_type): Return an int. Return format_type_error
1915 on error.
1916 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
1917 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
1918 (scan_char_table, time_char_table, monetary_char_table): Initialize
1919 CHAIN to NULL.
1920 (n_format_types): New variable.
1921 (check_format_info_main): Handle CHAIN in format_char_info.
1922 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
1923 TARGET_N_FORMAT_TYPES.
1924 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1925 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
1926 * config/sol2-c.c: New file.
1927 * config/t-sol2: New file.
1928 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
1929 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
1930 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
1932 * doc/extend.texi (Target Format Checks): New section.
1933 (Function Attributes): Mention it.
1934 * doc/invoke.texi: Mention target format checks.
1935 * doc/sourcebuild.texi: Mention target format checks.
1936 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
1937 TARGET_FORMAT_TYPES.
1939 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
1941 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
1942 added.
1943 * config/s390/s390.c (regclass_map initializer): Register 35 added to
1944 ADDR_REGS.
1945 (load_multiple_operation, store_multiple_operation): Removed
1946 pointless sanity check.
1947 (s390_decompose_address): Added check for return_address_pointer_rtx.
1948 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
1949 (s390_return_address_offset): New function.
1950 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
1951 (FRAME_REGNO_P): Added check for register 35.
1952 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1953 REG_ALLOC_ORDER): Appended entry for register 35.
1954 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
1955 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
1956 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
1957 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
1958 is eliminable using stack pointer or hard frame pointer.
1959 (REGISTER_NAMES): Added name for register 35.
1960 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
1961 pointless sanity check.
1963 2004-07-19 Roger Sayle <roger@eyesopen.com>
1965 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
1966 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
1967 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
1968 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
1969 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
1970 (fold_relational_const): Tidy up handling of floating point
1971 comparisons by calling real_compare. Remove tree_expr_nonzero_p
1972 transformation; fold_relational_const assumes constant operands.
1974 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
1976 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
1977 directory.
1979 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
1981 * c-tree.h (struct c_expr): Define.
1982 (C_SET_EXP_ORIGINAL_CODE): Remove.
1983 (parser_build_binary_op, build_compound_expr): Update prototypes.
1984 * c-parse.in (%union): Add exprtype.
1985 (FUNC_NAME): Mark as ttype.
1986 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
1987 exprtype.
1988 (expr): Update. Define directly in terms of expr_no_commas
1989 instead of using nonnull_exprlist.
1990 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
1991 offsetof_member_designator, typespec_nonreserved_nonattr, init,
1992 initval, designator, component_declarator,
1993 component_notype_declarator, enumerator, array_declarator,
1994 condition, exexpr, switch_statement, stmt_nocomp, stmt,
1995 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
1996 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
1997 where appropriate.
1998 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
1999 * c-common.c (c_common_truthvalue_conversion): Don't check
2000 C_EXP_ORIGINAL_CODE.
2001 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
2002 Don't use C_EXP_ORIGINAL_CODE.
2003 (default_conversion, default_function_array_conversion): Don't use
2004 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
2005 (internal_build_compound_expr): Merge into build_compound_expr.
2006 (build_compound_expr): Take two operands instead of a TREE_LIST.
2007 * objc/objc-act.c (get_super_receiver): Update calls to
2008 build_compound_expr.
2010 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
2012 * config/sh/sh.c (sh_use_dfa_interface): Remove.
2013 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
2014 hook_int_void_1.
2015 * config/sh/sh.md: Extract pipeline descriptions
2016 into separate files.
2017 * config/sh/sh1.md: New file, extracted from sh.md.
2018 * config/sh/sh4.md: New file, extracted from sh.md.
2019 * config/sh/shmedia.md: New file, extracted from sh.md
2020 and rewritten using new-style pipeline description.
2022 2004-07-18 Zack Weinberg <zack@codesourcery.com>
2024 * config/pa/pa.md: Delete the two remaining define_peephole
2025 patterns.
2027 2004-07-18 Steven Bosscher <stevenb@suse.de>
2028 Joseph S. Myers <jsm@polyomino.org.uk>
2030 * c-common.c (c_common_truthvalue_conversion): Don't warn if
2031 TREE_NO_WARNING is set.
2033 2004-07-18 Roger Sayle <roger@eyesopen.com>
2035 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
2036 simplify_builtin_strncmp): Delete.
2037 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
2038 Change argument to accept an arglist instead of an "exp". Assume
2039 that the return type is always integer_type_node. Copy missing
2040 transformations from their now obsolete simplify_builtin_*
2041 equivalents.
2042 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
2043 fold_builtin_strcmp and fold_builtin_strncmp.
2044 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
2045 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
2046 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
2048 2004-07-18 Daniel Jacobowitz <dan@debian.org>
2050 * Makefile.in (tree-alias-common.o): Update dependencies.
2052 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
2054 * cfgloop.c (flow_loop_nested_p): Fix comment.
2056 2004-07-17 Jason Merrill <jason@redhat.com>
2058 PR c++/16115
2059 * stor-layout.c (relayout_decl): New fn.
2060 * tree.h: Declare it.
2061 (DECL_BY_REFERENCE): New macro.
2063 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
2065 * libgcc2.c (__enable_execute_stack): New symbol.
2066 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
2067 and declare __enable_execute_stack.
2068 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
2069 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
2070 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2071 ENABLE_EXECUTE_STACK.
2072 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
2073 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2074 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2075 ENABLE_EXECUTE_STACK.
2076 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2077 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
2078 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2079 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2080 ENABLE_EXECUTE_STACK.
2081 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2082 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2083 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2084 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2085 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
2086 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2087 (sparc64_initialize_trampoline): Likewise.
2088 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
2090 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
2092 * langhooks.h (builtin_function): New langhook.
2093 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
2094 (LANG_HOOKS_INITIALIZER): Update.
2095 * tree.h (builtin_function): Remove.
2096 * doc/tm.texi: Update.
2097 * c-tree.h (builtin_function): Declare.
2098 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
2099 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
2100 config/ia64/ia64.c, config/iq2000/iq2000.c,
2101 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
2102 config/stormy16/stormy16.c: All callers of builtin_function
2103 changed.
2105 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
2107 PR target/16556
2108 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2109 Remove white space after the backslash.
2111 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2113 PR rtl-optimization/16294
2114 * resource.c (return_insn_p): New predicate.
2115 (mark_target_live_regs): Use it. Special-case return insns.
2116 (init_resource_info): Use it. Don't scan the epilogue past
2117 a return.
2119 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2121 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
2122 destroy dominance information.
2123 * passes.c (rest_of_handle_loop2): Free dominance information.
2124 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
2125 jump threading.
2126 (thread_jumps): Update dominance information and remove unreachable
2127 blocks.
2128 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
2129 information and remove the unreachable block.
2131 2004-07-17 Graham Stott <graham.stott@btinternet.com>
2133 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
2135 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
2137 * doc/sourcebuild.texi: Remove libf2c entry.
2139 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
2141 * config/i386/i386.md (movv16qi_internal): Fix typo.
2143 2004-07-17 Steven Bosscher <stevenb@suse.de>
2145 * final.c (final_scan_insn): Fix broken commit from previous
2146 patch.
2148 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
2150 * c-typeck.c (parser_build_binary_op): Condition warnings for
2151 X<=Y<=Z on -Wparentheses instead of -Wextra.
2152 * doc/invoke.texi: Update. Document that most of -Wparentheses is
2153 supported for C only.
2155 2004-07-17 Steven Bosscher <stevenb@suse.de>
2157 * cfgcleanup.c (try_simplify_condjump): Don't remove line
2158 notes to avoid unreachable code warnings.
2159 * toplev.c (backend_init): Don't emit line notes for
2160 unreachable code warnings.
2162 * combine.c (distribute_notes): Don't distribute a
2163 REG_VTABLE_REF note.
2164 * final.c (final_scan_insn): Don't handle it.
2165 * rtl.c (reg_note_name): Remove it.
2166 * rtl.h (enum reg_node): Dito.
2168 * emit-rtl.c (force_line_numbers, restore_line_number_status):
2169 Remove.
2170 * rtl.h (force_line_numbers, restore_line_number_status):
2171 Remove prototypes.
2173 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
2174 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
2175 (using_eh_for_cleanups): Also moved here.
2177 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
2178 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
2179 to expand_start_case and add_case_node.
2180 * stmt.c (struct nesting): Cleanup unused fields condition_code,
2181 last_unconditional_cleanup, nominal_type, printname, and
2182 line_number_status.
2183 (struct fixup_goto): Remove.
2184 (struct stmt_status): Remove x_goto_fixup_chain field.
2185 (goto_fixup_chain): Remove.
2186 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
2187 pushcase, pushcase_range): Remove.
2188 (expand_start_bindings_and_block): Don't set unused fields in
2189 the nesting stack.
2190 (expand_start_case, add_case_node): Cleanup unused formal arguments.
2191 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
2192 instead of emit_jump_if_reachable.
2193 (emit_case_nodes): Likewise.
2194 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
2195 static.
2196 (update_eh_label): Work around left-over exception handing regions.
2197 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
2198 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
2199 (pass_cleanup_cfg_post_optimizing): New pass.
2200 (init_tree_optimization_passes): Run the new pass after all
2201 optimizations.
2202 * tree.h (pushcase, pushcase_range): Remove prototypes.
2203 (expand_start_case, add_case_node): Update prototypes.
2205 2004-07-16 Krister Walfridsson <cato@df.lth.se>
2207 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
2209 2004-07-16 Richard Henderson <rth@redhat.com>
2211 * builtins.c (std_expand_builtin_va_arg): Remove.
2212 (expand_builtin_va_arg): Remove.
2213 * expr.h: Don't declare them.
2214 * gimplify.c (mark_decls_volatile_r): Remove.
2215 (copy_if_shared_r): Don't call it.
2216 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
2217 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
2218 * gimple-low.c (lower_stmt): Likewise.
2219 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
2220 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
2221 * tree-ssa-operands.c (get_expr_operands): Likewise.
2222 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
2223 EXPAND_BUILTIN_VA_ARG.
2224 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
2225 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
2226 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
2227 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2229 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2231 * tree-ssa-pre.c (insert_aux): Break out if we hit
2232 a critical edge.
2234 2004-07-16 Richard Henderson <rth@redhat.com>
2236 * basic-block.h (remove_fake_exit_edges): Declare.
2237 * cfganal.c (remove_fake_predecessors): Rename from
2238 remove_fake_successors; iterate over predecessors.
2239 (remove_fake_exit_edges): New.
2240 * cfgcleanup.c (try_optimize_cfg): Use it.
2241 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
2242 * predict.c (estimate_probability): Likewise.
2243 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
2244 * tree-cfg.c (make_edges): Likewise.
2245 * tree-ssa-pre.c (fini_pre): Likewise.
2246 * profile.c (instrument_edges): Don't remove_fake_edges.
2247 (branch_prob): Do it earlier here.
2249 2004-07-16 Richard Henderson <rth@redhat.com>
2251 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
2252 switchification wrt CONSTRUCTOR. Document the reason.
2254 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
2256 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
2257 that prevented descriptive __mf_check source location strings.
2259 2004-07-16 Richard Henderson <rth@redhat.com>
2261 * tree-def (WITH_SIZE_EXPR): New.
2262 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
2263 * expr.c (expand_expr_real_1): Likewise.
2264 * gimplify.c (maybe_with_size_expr): New.
2265 (gimplify_arg, gimplify_modify_expr): Use it.
2266 (gimplify_modify_expr_to_memcpy): Take size parameter.
2267 (gimplify_modify_expr_to_memset): Likewise.
2268 (gimplify_expr): Handle WITH_SIZE_EXPR.
2269 * tree-alias-common.c (find_func_aliases): Likewise.
2270 * tree-eh.c (tree_could_trap_p): Likewise.
2271 (tree_could_throw_p): Likewise.
2272 * tree-gimple.c (is_gimple_lvalue): Likewise.
2273 (get_call_expr_in): Likewise.
2274 * tree-inline.c (estimate_num_insns_1): Likewise.
2275 (expand_calls_inline): Likewise.
2276 * tree-nested.c (convert_call_expr): Likewise.
2277 * tree-pretty-print.c (dump_generic_node): Likewise.
2278 * tree-sra.c (sra_walk_expr): Likewise.
2279 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2280 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
2281 * tree-ssa-operands.c (get_expr_operands): Likewise.
2282 * tree-tailcall.c (find_tail_calls): Likewise.
2284 * calls.c (expand_call): Reset old_stack_allocated after
2285 calling emit_stack_restore.
2287 2004-07-16 Richard Henderson <rth@redhat.com>
2289 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
2290 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2291 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2292 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2293 copy_res_decl_for_inlining.
2295 * tree-inline.c (declare_return_variable): New modify_dest argument.
2296 Use it as the return value, when possible or manditory. Handle
2297 TREE_ADDRESSABLE types.
2298 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
2299 replacement of CALL_EXPR.
2301 2004-07-16 Richard Henderson <rth@redhat.com>
2303 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
2304 * gimple-low.c (expand_var_p): Don't check it.
2305 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
2306 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
2307 * tree-ssa-operands.c (add_stmt_operand): Likewise.
2308 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
2309 (find_referenced_vars): Don't call them.
2310 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
2312 2004-07-16 Richard Henderson <rth@redhat.com>
2314 * function.c (pass_by_reference): True for all variable sized types.
2316 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
2318 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
2319 * tree-pretty-print.c: Include tree-chrec.h.
2320 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
2321 and POLYNOMIAL_CHREC nodes.
2323 2004-07-16 Steve Ellcey <sje@cup.hp.com>
2325 * builtins.c (expand_builtin_stpcpy): Do not create temporary
2326 reg with VOIDmode.
2328 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2330 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
2332 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
2334 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
2335 to BASE_REGNUM.
2336 * config/s390/s390.c: Likewise.
2337 * config/s390/s390.h: Likewise.
2339 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2341 * config/mips/mips.md (addsi3, adddi3): Remove special handling
2342 of $sp adds. Remove REGNO checks from mips16 patterns.
2344 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2346 * config/mips/mips.md: Delete outdated comment.
2348 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2350 * config/mips/mips.c (get_float_compare_codes): Delete.
2351 (mips_emit_compare): New function, mostly extracted from
2352 get_float_compare_codes and gen_conditional_branch.
2353 (gen_conditional_branch, gen_conditional_move): Use it.
2355 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2357 * genautomata.c (add_vect): Speedup by using integers as
2358 bit-vectors for walking through the comb_vect and finding
2359 a match.
2361 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2363 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
2364 operand is an uns_arith_operand; use subtraction otherwise.
2365 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
2366 not just arith_operands.
2368 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2370 * config/mips/mips-protos.h (gen_int_relational): Delete.
2371 (mips_emit_scc): Declare.
2372 * config/mips/mips.c (internal_test): Delete.
2373 (sle_operand, sleu_operand): New functions.
2374 (map_test_to_internal_test, gen_int_relational): Delete.
2375 (mips_emit_binary, mips_relational_operand_ok_p)
2376 (mips_emit_int_relational, mips_zero_if_equal)
2377 (mips_emit_scc): New functions.
2378 (gen_conditional_branch): Rework to use mips_emit_int_relational.
2379 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
2380 sleu_operand.
2381 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2382 (sltu, sleu): Use mips_emit_scc.
2383 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
2384 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
2385 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
2387 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2389 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
2391 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2393 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
2394 (*sne_[sd]i): Likewise sne_[sd]i_zero.
2395 (*sgt_[sd]i): ...and sgt_[sd]i.
2396 (*slt_[sd]i): ...and slt_[sd]i.
2397 (*sgtu_[sd]i): ...and sgtu_[sd]i.
2398 (*sltu_[sd]i): ...and sltu_[sd]i.
2399 (*sleu_[sd]i): ...and sleu_[sd]i_const.
2400 Name previously unnamed mips16 patterns. Formatting fixes.
2402 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2404 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
2405 (branch_type): Delete.
2406 (gen_conditional_branch, gen_conditional_move)
2407 (mips_gen_conditional_trap): Update after name change. Get the
2408 comparison mode from cmp_operands[0].
2409 * config/mips/mips.h (cmp_type, branch_type): Delete.
2410 (cmp_operands): Renamed from branch_cmp.
2411 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
2412 name change. Don't set branch_type.
2413 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
2414 mode class of cmp_operands[0] rather than branch_type. Update after
2415 name change.
2417 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2419 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
2420 of 0...255 to 0 when inside a SET.
2422 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2424 * config/mips/mips.md: Remove mips16 define_peepholes.
2426 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2428 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
2429 (fini_pre): Remove fake edges.
2431 2004-07-15 Richard Henderson <rth@redhat.com>
2433 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
2434 (get_indirect_ref_operands, get_call_expr_operands): ... these.
2436 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2438 * vec.h (VEC_address): New function.
2440 2004-07-14 Jason Merrill <jason@redhat.com>
2442 PR middle-end/15885
2443 * gimplify.c (gimplify_arg): New fn, split out from...
2444 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
2446 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2448 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
2449 generate code which is generated by pushqi1 now
2450 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
2452 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2454 * combine.c (simplify_set): match the mode of the constant 0 with
2455 the tested operand to match the compare behaviour and the
2456 simplify_relational_operation() expectation.
2458 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2460 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
2461 ("bordered"): Same.
2463 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2465 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
2466 unconditionally.
2467 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
2469 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2471 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
2472 calls in mips16 code.
2474 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2476 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
2477 the destination of the li as well as for the neg.
2479 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
2481 g++/15861
2482 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
2483 * cgraph.h: Update declaration.
2484 * c-decl.c (build_cdtor): Update call with default priority.
2485 * coverage.c (create_coverage): Ditto.
2486 * tree-mudflap.c (mf_init_fndecl): New tree.
2487 (mudflap_init): Set it.
2488 (mudflap_register_call): Arrange to call __mf_init before the first
2489 __mf_register call.
2490 (mudflap_finish_file): Mark the mudflap static initializer as extra
2491 high priority, to beat all C++ static constructors.
2493 2004-07-15 Jeff Law <law@redhat.com>
2495 * loop.c (check_insn_for_givs): Restore check for code labels that was
2496 accidentally deleted by a recent checkin.
2498 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2500 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
2501 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
2503 2004-07-14 Richard Henderson <rth@redhat.com>
2505 * print-tree.c (print_node): Fix casts last change.
2507 2004-07-15 Paul Brook <paul@codesourcery.com>
2509 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
2510 to TARGET_UNWIND_INFO.
2511 * except.c (output_function_exception_table): Ditto.
2512 * except.h: Ditto.
2513 * opts.c (decode_options): Ditto.
2514 * passes.c (rest_of_handle_final): Ditto.
2515 * final.c (final_start_function): Ditto.
2516 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
2517 target hook.
2518 * targhooks.h (default_unwind_emit): Declare.
2519 * targhooks.c (default_unwind_emit): New function.
2520 * target-def.h: Define and use TARGET_UNWIND_EMIT.
2521 * target.h (struct gcc_target): Add unwind_emit.
2522 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
2523 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
2524 Remove IA64_UNWIND_EMIT.
2525 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
2527 2004-07-14 Richard Henderson <rth@redhat.com>
2529 * print-tree.c (print_node): Handle SSA_NAME.
2531 2004-07-14 James E Wilson <wilson@specifixinc.com>
2533 PR target/16325
2534 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
2535 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
2537 2004-07-15 Jakub Jelinek <jakub@redhat.com>
2539 * expr.c (expand_assignment): Reenable bitfield += optimizations.
2540 Use alias set 0 for memory, do proper mode calculations and adjust
2541 address for memories.
2543 2004-07-14 Per Bothner <per@bothner.com>
2545 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
2546 structure with extra column field.
2547 * tree.c (expand_location): Also fill in column field.
2548 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
2549 gets confused by the two conditionally-compiled definitions.
2551 2004-07-14 Eric Christopher <echristo@redhat.com>
2553 * calls.c (expand_call): Fix typo in comment.
2555 2004-07-14 Steve Ellcey <sje@cup.hp.com>
2557 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
2558 comparision of TFmode.
2560 2004-07-14 Richard Henderson <rth@redhat.com>
2562 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
2563 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
2564 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
2565 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2566 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2567 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2568 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2569 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2570 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2572 2004-07-14 Mike Stump <mrs@apple.com>
2574 * config/darwin.h (WINT_TYPE): Define to be int to match
2575 system header files.
2577 2004-07-14 Bob Wilson <bob.wilson@acm.org>
2579 * config/xtensa/xtensa.c (function_arg_advance): Check for args
2580 that must be passed in the stack.
2581 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
2582 arguments if the size is not a constant.
2584 2004-07-14 Per Bothner <per@bothner.com>
2586 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
2587 instead of EXPR_LOCUS in a boolean context, which is always true
2588 if --enable-mapped-location.
2589 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
2591 2004-07-14 Richard Henderson <rth@redhat.com>
2593 * dominance.c (struct dom_info): Add fake_exit_edge.
2594 (init_dom_info): Allocate it.
2595 (free_dom_info): Free it.
2596 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
2597 in two passes.
2598 (calc_idoms): Honor fake_exit_edge.
2600 2004-07-13 Jason Merrill <jason@redhat.com>
2602 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
2603 (rhs_test_for): New fn.
2604 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
2605 * tree-gimple.h: Declare them.
2606 * gimplify.c (gimplify_modify_expr): Use the new fns.
2608 2004-07-14 Richard Henderson <rth@redhat.com>
2610 * config/arm/arm-protos.h (arm_va_arg): Remove.
2611 * config/arm/arm.c (arm_va_arg): Remove.
2612 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
2613 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
2615 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2617 * pa.c (fix_range): New function to mark a range(s) of registers as
2618 fixed registers.
2619 (override_options): Call fix_range if the -mfixed-range option string
2620 is not empty.
2621 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
2622 * doc/invoke.texi (-mfixed-range): Document new option.
2624 2004-07-14 David Edelsohn <edelsohn@gnu.org>
2626 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
2627 for TARGET_64BIT.
2628 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
2630 2004-07-14 Roger Sayle <roger@eyesopen.com>
2632 * expmed.c (expand_sdiv_pow2): New function to expand signed division
2633 by a positive power of two, split out from expand_divmod. Provide
2634 an alternate implementation when shifts are expensive. Lower the
2635 threshold for using a branchless implementation to BRANCH_COST >= 2.
2636 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
2638 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2640 * tree-dfa.c (make_rename_temp): *Really* work just
2641 like create_tmp_var if called while outside SSA form.
2643 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2645 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
2646 for division by zero.
2647 ("umodsi3"): Likewise.
2649 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2651 * config/mips/mips.c (mips_output_move): When generating mips16 code,
2652 force loads of negative constants to be split.
2653 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
2654 Generalize SImode li/neg splitter to cope with other modes.
2656 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2658 * expmed.c: Remove more references to QUEUED in the comments.
2659 * expr.c: Likewise.
2661 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2663 Revert:
2664 2004-07-13 Richard Henderson <rth@redhat.com>
2665 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
2666 correctly.
2668 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2670 * tree-dfa.c (make_rename_temp): Work just like
2671 create_tmp_var if called while outside SSA form.
2673 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2675 * expr.c (enqueue_insn, finish_expr_for_function,
2676 protect_from_queue, queued_subexp_p, mark_queue,
2677 emit_insns_enqueued_after_mark, emit_queue,
2678 expand_increment): Remove.
2679 (store_constructor): Expand increment as an assignment.
2680 (expand_expr_real_1 <case PREINCREMENT_EXPR,
2681 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
2682 case POSTDECREMENT_EXPR>): Abort.
2683 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
2684 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
2685 protect_from_queue, emit_queue, queued_subexp_p): Remove.
2686 * function.h (pending_chain, x_pending_chain): Remove.
2687 * rtl.def (QUEUED): Remove.
2689 * emit-rtl.c (copy_insn_1, copy_most_rtx,
2690 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
2691 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
2692 encode_units_mask): Likewise.
2693 * local-alloc.c (equiv_init_varies_p): Likewise.
2694 * rtl.c (copy_rtx): Likewise.
2695 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2696 * simplify-rtx.c (simplify_gen_subreg): Likewise.
2697 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
2699 * builtins.c (expand_builtin, expand_builtin_apply,
2700 expand_builtin_mathfn, expand_builtin_mathfn_2,
2701 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
2702 Remove calls to emit_queue and protect_from_queue.
2703 * calls.c (expand_call, precompute_arguments,
2704 precompute_register_parameters, rtx_for_function_call,
2705 store_one_arg): Likewise.
2706 * dojump.c (do_compare_and_jump, do_jump): Likewise.
2707 * explow.c (memory_address): Likewise.
2708 * expmed.c (clear_by_pieces_1, clear_storage,
2709 clear_storage_via_libcall, emit_group_load,
2710 emit_group_store, emit_store_flag,
2711 expand_expr_real_1, store_by_pieces,
2712 store_constructor, store_expr, try_casesi,
2713 try_tablejump): Likewise.
2714 * function.c (expand_pending_sizes): Likewise.
2715 * optabs.c (emit_cmp_and_jump_insns,
2716 emit_conditional_add, emit_conditional_move,
2717 expand_fix, expand_float, prepare_cmp_insn): Likewise.
2718 * stmt.c (emit_case_bit_tests,
2719 expand_asm_expr, expand_computed_goto,
2720 expand_decl_init, expand_end_case_type,
2721 expand_end_stmt_expr, expand_expr_stmt_value,
2722 expand_return, expand_start_case,
2723 optimize_tail_recursion): Likewise.
2724 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2725 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
2727 2004-07-14 Ben Elliston <bje@au.ibm.com>
2729 * vec.h: Comment fix.
2731 2004-07-13 Richard Henderson <rth@redhat.com>
2733 * target.h (struct gcc_target): Add calls.pass_by_reference.
2734 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
2735 * function.c (pass_by_reference): Use the hook.
2736 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
2737 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
2738 (hook_pass_by_reference_must_pass_in_stack): New.
2739 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
2740 (alpha_pass_by_reference): New.
2741 (TARGET_PASS_BY_REFERENCE): New.
2742 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2743 * config/arc/arc.c (arc_pass_by_reference): New.
2744 (TARGET_PASS_BY_REFERENCE): New.
2745 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2746 (FUNCTION_ARG_CALLEE_COPIES): True.
2747 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
2748 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
2749 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
2750 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2751 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2752 * config/cris/cris.c (cris_pass_by_reference): New.
2753 (TARGET_PASS_BY_REFERENCE): New.
2754 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
2755 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
2756 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2757 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
2758 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2759 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
2760 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
2761 (frv_function_arg_pass_by_reference): Remove.
2762 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2763 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
2764 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
2765 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
2766 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2767 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
2768 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
2769 (ia64_pass_by_reference): Rename from
2770 ia64_function_arg_pass_by_reference.
2771 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2772 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2773 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
2774 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
2775 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
2776 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2777 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2778 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
2779 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
2780 (m32r_pass_by_reference): Adjust prototype. Make static.
2781 Handle mode sizes correctly.
2782 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2783 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
2784 (m68hc11_function_arg_pass_by_reference): Remove.
2785 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2786 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2787 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
2788 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2789 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
2790 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
2791 (mips_va_arg): Use pass_by_reference.
2792 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
2793 Handle mode sizes correctly.
2794 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2795 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2796 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
2797 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
2798 (mmix_pass_by_reference): Rename from
2799 mmix_function_arg_pass_by_reference.
2800 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2801 (FUNCTION_ARG_CALLEE_COPIES): True.
2802 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
2803 (mn10300_pass_by_reference): New.
2804 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2805 (FUNCTION_ARG_CALLEE_COPIES): True.
2806 * config/pa/pa.c (pa_pass_by_reference): New.
2807 (TARGET_PASS_BY_REFERENCE): New.
2808 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2809 (FUNCTION_ARG_CALLEE_COPIES): True.
2810 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
2811 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
2812 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
2813 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2814 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
2815 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
2816 (s390_pass_by_reference): Rename from
2817 s390_function_arg_pass_by_reference.
2818 (s390_function_arg_advance): Don't query pass-by-ref.
2819 (s390_function_arg): Likewise.
2820 (s390_gimplify_va_arg): Use pass_by_reference.
2821 (s390_call_saved_register_used): Likewise.
2822 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2823 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
2824 (shcompact_byref, sh_pass_by_reference): New.
2825 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2826 (SHCOMPACT_BYREF): Remove.
2827 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
2828 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
2829 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
2830 (sparc_gimplify_va_arg): Use pass_by_reference.
2831 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2832 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2833 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
2834 (v850_pass_by_reference): New.
2835 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2836 (FUNCTION_ARG_CALLEE_COPIES): True.
2837 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
2838 FUNCTION_ARG_PASS_BY_REFERENCE docs.
2840 2004-07-14 Richard Henderson <rth@redhat.com>
2841 Richard Sandiford <rsandifo@redhat.com>
2843 * config/mips/mips-protos.h (mips_va_arg): Delete.
2844 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
2845 * config/mips/mips.c: Include tree-gimple.h.
2846 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
2847 (mips_arg_info): Remove special handling of must_pass_in_stck args.
2848 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
2849 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
2851 2004-07-13 Bob Wilson <bob.wilson@acm.org>
2853 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
2854 arguments for COND_EXPR in big-endian adjustment code.
2856 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2858 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
2859 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
2860 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
2861 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
2863 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2865 PR tree-optimization/16443
2866 * tree-ssa-alias.c: Add more description for
2867 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
2868 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
2869 clobbering of call-clobbered and addressable variables. If
2870 there are any before aliases have been computed, add them.
2872 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2874 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
2875 verification.
2877 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
2879 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
2880 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
2881 to the same type.
2883 2004-07-13 Per Bothner <per@bothner.com>
2885 * collect2.c (main): Handle --no-demangle and --demangle flags.
2887 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
2889 * Makefile.in (OBJS-common): Add tree-data-ref.o.
2890 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
2891 (tree-data-ref.o): New rule.
2892 * lambda.h: New file.
2893 * tree-data-ref.c: New file.
2894 * tree-data-ref.h: New file.
2895 * tree.c (int_cst_value, tree_fold_gcd): New functions.
2896 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
2898 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2900 PR target/13926
2901 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
2902 * config/sparc/sparc.c (output_ubranch): New function.
2903 * config/sparc/sparc.md (jump pattern): Use it.
2905 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2907 PR target/16494
2908 * config/sparc/sparc.c (output_cbranch): Properly guard
2909 the code handling far branches with TARGET_V9.
2910 * config/sparc/sparc.md (length attribute): Document the
2911 side-effect of having a length greater or equal to 3.
2913 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2914 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
2916 PR target/15186
2917 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
2918 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
2920 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2921 Martin Sebor <sebor@roguewave.com>
2923 PR target/12602
2924 * doc/invoke.texi (SPARC options): Document -threads
2925 and -pthreads on Solaris.
2927 2004-07-13 Richard Henderson <rth@redhat.com>
2929 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
2930 by reference.
2931 (ind_gimplify_va_arg_expr): Remove.
2932 * tree.h (ind_gimplify_va_arg_expr): Remove.
2933 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
2934 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
2935 argsp to be null.
2937 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
2938 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
2939 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
2940 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
2941 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
2943 2004-07-13 Richard Henderson <rth@redhat.com>
2945 * function.c (pass_by_reference): New.
2946 (assign_parm_find_data_types): Use it.
2947 * calls.c (initialize_argument_information): Likewise.
2948 (emit_library_call_value_1): Likewise.
2949 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2950 * function.h (pass_by_reference): Declare.
2952 2004-07-13 Richard Henderson <rth@redhat.com>
2954 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
2955 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
2956 * expr.h (MUST_PASS_IN_STACK): Remove.
2957 * system.h (MUST_PASS_IN_STACK): Poison.
2958 * tree.h (must_pass_in_stack_var_size): Declare.
2959 (must_pass_in_stack_var_size_or_pad): Declare.
2960 * calls.c (must_pass_in_stack_var_size): New.
2961 (must_pass_in_stack_var_size_or_pad): Rename from
2962 default_must_pass_in_stack.
2963 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
2964 (TARGET_MUST_PASS_IN_STACK): New.
2965 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
2966 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
2967 (TARGET_MUST_PASS_IN_STACK): New.
2968 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
2969 * config/frv/frv.c (frv_must_pass_in_stack): New.
2970 (TARGET_MUST_PASS_IN_STACK): New.
2971 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
2972 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
2973 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
2974 (ix86_must_pass_in_stack): Make static.
2975 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
2976 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
2977 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
2978 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
2979 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
2980 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
2981 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
2982 (mcore_must_pass_on_stack): Remove.
2983 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
2984 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
2985 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
2986 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
2987 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
2988 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
2989 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
2990 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
2991 (TARGET_MUST_PASS_IN_STACK): New.
2992 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
2993 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
2994 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
2995 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
2996 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
2997 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
2998 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
2999 MUST_PASS_IN_STACK.
3001 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
3002 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
3003 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
3004 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
3005 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
3006 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
3007 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
3008 config/xtensa/xtensa.c: Use target hook.
3010 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
3012 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
3013 * configure: Rebuilt.
3015 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
3017 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
3018 * config/mips/mips.h (mips_reg_names): Don't declare.
3019 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
3020 (TARGET_NAME_REGS): Delete.
3021 (TARGET_SWITCHES): Remove -mrnames.
3022 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
3023 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
3024 in REGISTER_NAMES.
3025 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
3026 (override_options): Remove handling of TARGET_NAME_REGS.
3028 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
3030 * config/mips/mips.h (TARGET_*): Boolify.
3032 2004-07-12 Nick Clifton <nickc@redhat.com>
3034 * config.gcc: Add sh-*-symbianelf target.
3035 * config/sh/sh.c: Add new target macros:
3036 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
3037 TARGET_CXX_IMPORT_EXPORT_CLASS.
3038 (sh_file_start): Create a definition of the .directive section.
3039 (sh_attribute): Add dllimport and dllexport attributes.
3040 * config/sh/symbian-pre.h: New file.
3041 * config/sh/symbian-post.h: New file.
3042 * config/sh/symbian.c: New file. Contains Symbian specific
3043 functions.
3044 * config/sh/sh-protos.h: Add prototypes for new functions
3045 provided by symbian.c.
3046 * config/sh/t-symbian: New file.
3047 * doc/extend.texi: Document support for dllimport and dllexport
3048 attributes by the sh-symbianelf target.
3050 2004-07-12 James E Wilson <wilson@specifixinc.com>
3052 * Makefile.in (AR): Use @AR@ not ar.
3053 (NM): New.
3054 (AR_FOR_TARGET): Use $(AR) not ar for native.
3055 (NM_FOR_TARGET): Use $(NM) not nm for native.
3056 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
3057 * configure: Regenerate.
3059 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
3061 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
3062 special case.
3063 (ashldi3_sp64): Likewise.
3065 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3067 PR target/16477
3068 * pa.c (function_arg): Update comment.
3069 * pa.h (BLOCK_REG_PADDING): Define.
3071 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3073 PR tree-optimization/16461
3074 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
3075 arguments of phi nodes.
3077 2004-07-12 Devang Patel <dpatel@apple.com>
3079 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
3081 2004-07-12 Steve Ellcey <sje@cup.hp.com>
3083 * function.c (expand_function_start): Ensure r_save is in Pmode.
3084 * calls.c (prepare_call_address): Ensure static_chain_value is
3085 in Pmode.
3086 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
3087 r_save_area are in Pmode.
3088 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
3089 fnaddr, and static_chain are in Pmode.
3091 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3093 PR target/16445
3094 * config/ia64/ia64.c (bundling): Don't count ignored insns.
3096 2004-07-12 Richard Henderson <rth@redhat.com>
3098 * target.h (struct gcc_target): Move gimplify_va_arg_expr
3099 next to build_builtin_va_list.
3100 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
3101 * builtins.c (gimplify_va_arg_expr): Likewise.
3102 * gimplify.c (copy_if_shared_r): Likewise.
3104 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
3106 * passes.c (rest_of_decl_compilation): Don't defer call of
3107 assemble_variable if its DECL_RTL is already set.
3109 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
3111 * cfgloop.h (struct loop): Add nb_iterations field.
3112 (current_loops): Declare.
3113 * tree-chrec.c (chrec_not_analyzed_yet,
3114 chrec_dont_know, chrec_known, count_ev_in_wider_type,
3115 chrec_contains_symbols_defined_in_loop): Remove the temporary
3116 hooks.
3117 * tree-flow-inline.h (loop_containing_stmt): New function.
3118 * tree-scalar-evolution.c: Add implementation.
3119 * tree-scalar-evolution.h: Add declarations.
3121 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3123 PR rtl-optimization/15921
3124 * Makefile.in (global.o): Add recog.h.
3126 * global.c (recog.h): Add the include-clause.
3127 (bb_info): New member earlyclobber.
3128 (allocate_bb_info, free_bb_info): Initialize/finish the new
3129 member.
3130 (earlyclobber_regclass, earlyclobber_regclass_length): The new
3131 global variables.
3132 (check_earlyclobber, regclass_intersect,
3133 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
3134 New functions.
3135 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
3136 (make_accurate_live_analysis): Modify pavin.
3138 2004-07-12 Diego Novillo <dnovillo@redhat.com>
3140 * tree-cfg.c (find_taken_edge): Statically compute the truth
3141 value of a predicate comparing an SSA_NAME to itself.
3143 2004-07-12 Roger Sayle <roger@eyesopen.com>
3145 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
3146 rs6000 doesn't have shift-and-add or shift-and-sub instructions
3147 by returning the cost of a multiplication plus an addition.
3149 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
3151 PR tree-optimization/14107
3152 * gimplify.c (gimplify_return_expr): Accept a
3153 RETURN_EXPR with an error argument.
3154 * tree-optimize.c (init_tree_optimization_passes):
3155 Run pass_warn_function_return at -O0.
3157 2004-07-12 Roger Sayle <roger@eyesopen.com>
3159 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
3160 index entry.
3162 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
3164 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
3165 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3166 * config/mips/3000.md: Add copyright notice. Remove automota and
3167 function units; use generic ones instead. Only define reservations
3168 for things that are different from generic.md. Extend each clause
3169 to include r3900.
3170 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
3171 * config/mips/mips.md: Include them. Remove define_function_units.
3172 (alu, imuldiv): New automata and units.
3174 2004-07-12 Ben Elliston <bje@au.ibm.com>
3176 * doc/invoke.texi (Optimize Options): Document -frename-registers
3177 not being enabled by default at -O3.
3179 2004-07-11 Roger Sayle <roger@eyesopen.com>
3181 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
3182 floating point additions, to keep real immediate constant positive.
3183 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
3184 into X + C, and leave positive real constants as X - C.
3186 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3188 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
3190 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3192 PR tree-optimization/15654
3193 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
3195 2004-07-11 Roger Sayle <roger@eyesopen.com>
3197 * builtins.c (fold_builtin_fputs): Don't bother converting the
3198 return type to integer_type_node, as we've already checked that
3199 the result will be ignored.
3201 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
3202 that signed addition, subtraction, multiplication, division,
3203 remainder, negation and absolute value may potentially trap.
3205 * fold-const.c (fold_ignored_result): New function to strip
3206 non-side-effecting tree nodes from an expression whose result
3207 is ignored.
3208 (fold_convert): Call fold_ignored_result when casting a value
3209 to VOID_TYPE.
3210 (omit_one_operand): Call fold_ignored_result on the "omitted"
3211 operand when building a COMPOUND_EXPR.
3212 (pedantic_omit_one_operand): Likewise.
3213 * tree.h (fold_ignored_result): Prototype here.
3214 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
3215 when we're going to ignore the result.
3217 2004-07-11 Richard Henderson <rth@redhat.com>
3219 PR tree-opt/16383
3220 * tree-ssa-ccp.c (fold_stmt_r): Split out...
3221 * tree.c (fields_compatible_p, find_compatible_field): ... new.
3222 * tree.h (fields_compatible_p, find_compatible_field): Declare.
3223 * tree-sra.c (sra_hash_tree): Hash fields by offset.
3224 (sra_elt_eq): Use fields_compatible_p.
3225 (generate_one_element_ref): Use find_compatible_field.
3227 2004-07-11 Richard Henderson <rth@redhat.com>
3229 PR tree-opt/16422
3230 * tree-sra.c (generate_one_element_init): New.
3231 (generate_element_init): Use it.
3232 (scalarize_init): Push/pop gimplify context around it.
3233 (find_new_referenced_vars_1, find_new_referenced_vars): New.
3234 * gimplify.c (gimplify_expr): Allow SSA_NAME.
3236 2004-07-11 Roger Sayle <roger@eyesopen.com>
3238 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
3239 combine.c's combine_insn_cost.
3240 * rtl.h (insn_rtx_cost): Prototype here.
3241 * combine.c (combine_insn_cost): Delete function.
3242 (combine_validate_cost): Update callers of combine_insn_cost to
3243 call insn_rtx_cost instead.
3244 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
3245 requesting the rtx_cost of call and/or jump instructions.
3247 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
3248 rtx_cost directly. Don't request/use the cost of call or jump
3249 instructions. Return -1 if the cost of any instruction can't be
3250 determined (or the BB contains a function call).
3251 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
3252 -1 (i.e. can't determine the cost of any instruction or the basic
3253 block contains a subroutine call).
3254 (find_if_case_2): Likewise.
3256 2004-07-11 Roger Sayle <roger@eyesopen.com>
3258 * rs6000.c (struct processor_costs): Change semantics of fields to
3259 include the COST_N_INSNS scaling, and update all initializers.
3260 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
3261 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
3262 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
3263 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
3265 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3267 * LANGUAGES: Remove obsolete information.
3269 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3271 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
3272 SIGBUS signal frames, the PSW address points *to* the faulting
3273 instruction, not after it.
3275 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3277 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
3278 added to TLS symbol addresses.
3280 2004-07-11 Richard Henderson <rth@redhat.com>
3282 * expmed.c (init_expmed): Use stack-local structures for
3283 temporary rtl. Don't recognize shifts.
3285 2004-07-11 Richard Henderson <rth@redhat.com>
3287 * expr.c (store_expr): Don't fiddle subreg promotion for types
3288 with precision smaller than the mode.
3290 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3292 * tree.h (all_types_permanent): Remove.
3294 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3296 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
3297 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
3298 * langhooks.c (lhd_clear_binding_stack): Remove.
3299 * langhooks-def.h (lhd_clear_binding_stack,
3300 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3301 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
3302 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
3303 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3304 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
3305 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3306 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
3307 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3308 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
3309 * tree.h (poplevel): Don't declare.
3310 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
3311 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3312 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
3313 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
3314 Remove.
3316 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3318 PR tree-optimization/16437
3319 * c-common.c (shorten_compare): Don't mark result of conversion to
3320 narrower signed type as overflowing.
3321 * fold-const.c (decode_field_reference): Determine whether
3322 signedness comes from outer type using precision rather than size.
3324 2004-07-11 Phil Edwards <phil@codesourcery.com>
3326 * configure.ac: Alphabetize --enable-checking list, add
3327 missing valgrind entry.
3328 * configure: Regenerate.
3330 2004-07-11 Phil Edwards <phil@codesourcery.com>
3332 * doc/install.texi (Testing): Fix syntax in "make check" example.
3334 2004-07-10 James E Wilson <wilson@specifixinc.com>
3336 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
3338 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3340 PR rtl-optimization/16001
3341 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
3342 niter_expr.
3344 2004-07-10 Geoffrey Keating <geoffk@apple.com>
3346 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
3348 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
3349 James Morrison <phython@gcc.gnu.org>
3351 * doc/contrib.texi (Contributors): Add gfortran contributors and
3352 fix a couple of typos.
3354 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3356 PR rtl-optimization/15387
3357 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
3358 to incoming args space correctly.
3360 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3362 * pa.c (output_indirect_call): Only use %r2 as the link register in
3363 indirect calls with the long PA 2.0 pc-relative branch.
3365 2004-07-10 Daniel Jacobowitz <dan@debian.org>
3367 * config/i386/i386.c (override_options): Pick a 64-bit CPU
3368 for the default tuning if TARGET_64BIT.
3370 2004-07-10 Richard Henderson <rth@redhat.com>
3372 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
3373 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
3375 2004-07-10 Jakub Jelinek <jakub@redhat.com>
3377 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
3378 * expmed.c (store_bit_field, extract_bit_field): Remove last
3379 argument.
3380 * builtins.c (expand_builtin_signbit): Adjust callers.
3381 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
3382 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
3383 * ifcvt.c (noce_emit_move_insn): Likewise.
3384 * stmt.c (expand_return): Likewise.
3385 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
3386 store_field, expand_expr_real_1): Likewise.
3388 2004-07-10 Richard Henderson <rth@redhat.com>
3390 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
3392 2004-07-09 Mike Stump <mrs@apple.com>
3394 * config/darwin.c (no_dead_strip): Add.
3395 (HAVE_DEAD_STRIP): Add.
3396 (darwin_emit_unwind_label): Ensure that we don't dead code strip
3397 the .eh label.
3399 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3401 * tree-ssa-loop-im.c: New file.
3402 * Makefile.in (tree-ssa-loop-im.o): Add.
3403 * cfgloop.c (superloop_at_depth): New function.
3404 * cfgloop.h (superloop_at_depth): Declare.
3405 * common.opt (ftree-lim): New flag.
3406 * expr.c (array_ref_up_bound): New function.
3407 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
3408 * timevar.def (TV_LIM): New timevar.
3409 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
3410 computing immediate uses of a phi node.
3411 * tree-flow.h (struct tree_ann_common_d): Add aux field.
3412 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
3413 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
3414 * tree-pass.h (pass_lim): Declare.
3415 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
3416 functions.
3417 (pass_lim): New pass structure.
3418 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
3419 * tree.c (in_array_bounds_p): New function.
3420 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
3421 (in_array_bounds_p, array_ref_up_bound): Declare.
3422 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
3423 * doc/passes.texi (tree-ssa-loop-im.c): Document.
3425 2004-07-09 Richard Henderson <rth@redhat.com>
3427 * builtins.c (expand_builtin_stpcpy): Don't modify len.
3429 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
3430 with prejudice.
3432 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
3434 * flags.h: Delete redundant prototypes that are being generated
3435 in options.h from common.opt.
3436 * common.opt: Add in the expository comments formerly in flags.h.
3438 2004-07-09 Jan Beulich <jbeulich@novell.com>
3440 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
3441 available for use only when TARGET_MMX/_SSE is set, and check for
3442 variable argument function if any register count is non-zero.
3443 (function_arg): Correctly suppress repeated warnings for passing SSE
3444 vectors are arguments without SSE enabled.
3445 (ix86_function_arg_boundary): Without SSE enabled, the use of what
3446 would be SSE register modes does no longer influence the alignment.
3448 2004-07-09 Richard Henderson <rth@redhat.com>
3450 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
3451 Always align upward to arg boundary. Use size_in_bytes/round_up.
3452 Maintain type-correctness of constants.
3453 * stor-layout.c (round_up, round_down): Special-case powers of 2.
3455 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3457 * config/sparc/sparc.c (*_costs): Scale instruction costs
3458 by COSTS_N_INSNS.
3459 (sparc_rtx_costs): Adjust as appropriate.
3461 2004-07-09 Jan Beulich <jbeulich@novell.com>
3463 * config/i386/mm3dnow.h: New.
3464 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
3466 2004-07-09 Richard Henderson <rth@redhat.com>
3468 * simplify-rtx.c (simplify_const_relational_operation): Only
3469 look at bounds of scalar integers.
3471 2004-07-09 Jan Beulich <jbeulich@novell.com>
3473 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
3475 2004-07-09 Andrew Pinski <apinski@apple.com>
3477 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
3478 always referenced.
3479 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
3480 UOBJC_METACLASS_decl.
3482 2004-07-09 James E Wilson <wilson@specifixinc.com>
3484 PR target/16364
3485 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
3486 do return a parallel if hfa_mode == XFmode and mode == TImode.
3488 2004-07-09 Jan Beulich <jbeulich@novell.com>
3490 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
3491 permissible for unary plus.
3493 2004-07-09 Jan Beulich <jbeulich@novell.com>
3495 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
3496 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
3497 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
3498 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
3499 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
3500 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
3501 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
3502 (BUILTIN_xxxIMAX): New.
3503 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
3504 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
3505 BUILT_IN_PARITYIMAX.
3507 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3509 * config/sparc/sparc.h (processor_costs): Define.
3510 (sparc_costs): Declare.
3511 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
3512 hypersparc_costs, sparclet_costs, ultrasparc_costs,
3513 ultrasparc3_costs): New.
3514 (sparc_override_options): Set sparc_costs as appropriate.
3515 (sparc_rtx_costs): Use sparc_costs instead of messy
3516 conditionals.
3518 2004-07-09 Steven Bosscher <stevenb@suse.de>
3520 * doc/md.texi (Processor pipeline description): Mention that
3521 the old pipeline description is deprecated.
3523 * config/rs6000/7450.md (automaton ppc7450): Split up, move
3524 mciu_7450 function unit to...
3525 (automaton ppc7450mciu): ...new automaton.
3527 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
3528 (schedule_block): Don't consider inserting bubbles.
3529 (sched_init): Don't initialize DFA bubbles.
3530 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
3531 TARGET_SCHED_DFA_BUBBLE): Remove.
3532 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
3533 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
3534 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
3536 * stmt.c (conditional_context): Remove prototype.
3537 * tree.h (conditional_context): Remove.
3538 * tree-cfg.c (pre_insert_on_edge): Remove.
3540 * c-common.h (c_expand_asm_operands): Remove prototype.
3541 * c-typeck.c (c_expand_asm_operands): Remove.
3543 2004-07-09 Jan Beulich <jbeulich@novell.com>
3545 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
3546 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
3547 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
3548 and V8QI are class SSE. All sufficiently small remaining vector modes
3549 must be passed in one or two integer registers.
3550 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
3551 returned in memory.
3552 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
3553 __builtin_ia32_pmuludq128 have non-uniform argument and return types
3554 and must thus be handled explicitly.
3555 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
3556 MMX and XMM regs.
3557 (movv8qi_internal, movv4hi_internal, movv2si_internal,
3558 movv2sf_internal): Permit moving between MMX and XMM registers (since
3559 MMX areguments and return values are passed in XMM registers).
3560 (sse2_umulsidi3): Correct type and mode.
3562 2004-07-09 Richard Henderson <rth@redhat.com>
3564 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
3566 2004-07-09 Eric Christopher <echristo@redhat.com>
3568 * config/rs6000/40x.md: Split into two automatons.
3570 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3571 Andrew Pinski <apinski@apple.com>
3573 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
3574 on when we have more than one input file.
3575 (c_common_parse_file): Restore loop over all input files.
3576 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
3578 * c-decl.c (set_type_context): New function.
3579 (pop_scope): Use it to set context of types. When we
3580 encounter a TYPE_DECL, set the context of the attached type too.
3581 (pop_file_scope): Don't call cpp_undef_all here.
3582 (diagnose_mismatched_decls): Do not complain about a second
3583 definition of an 'extern inline' function if it's not in the
3584 same translation unit. Do not complain about inline
3585 declaration after use if the use was in a different
3586 translation unit.
3587 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
3588 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
3589 the external scope.
3590 (pushdecl_top_level): Likewise.
3591 (grokdeclarator): Clarify what is going on with setting
3592 DECL_EXTERNAL on function types, a little.
3593 (c_write_global_declarations): Don't do anything if
3594 -fsyntax-only or errors have been encountered.
3596 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3598 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
3600 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3602 PR target/16459
3603 * pa.c (output_indirect_call): Use %r2 as the link register when
3604 calling $$dyncall with a pc-relative branch.
3606 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
3608 * doc/install.texi (Binaries): Mention OpenPKG.
3610 2004-07-09 Diego Novillo <dnovillo@redhat.com>
3612 Fix PR tree-optimization/15555
3613 * tree-dfa.c (dump_variable): If the variable is a pointer
3614 SSA_NAME, also dump its points-to information.
3615 * tree-flow.h (struct ptr_info_def): Add field
3616 is_dereferenced.
3617 (dump_points_to_info_for): Declare.
3618 (debug_points_to_info_for): Declare.
3619 * tree-optimize.c (init_tree_optimization_passes): Add a
3620 second alias analysis pass after DOM2.
3621 Move pass_del_pta to a later spot.
3622 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
3623 create a name tags when we find a dereferenced pointer. Just
3624 mark the pointer dereferenced.
3625 (collect_points_to_info_for): Move code to clear points-to
3626 information to create_name_tags.
3627 (create_name_tags): New function.
3628 (compute_flow_sensitive_aliasing): Call it.
3629 (setup_pointers_and_addressables): Mark type tags for renaming
3630 here instead of ...
3631 (create_memory_tag): ... here.
3632 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
3633 (dump_points_to_info_for): Declare extern.
3634 (debug_points_to_info_for): New function.
3636 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
3638 * config/arc/arc.md: Switch to DFA-based scheduler description.
3639 * config/arc/arc.c: Switch to DFA-based scheduler description.
3641 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3643 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
3644 pointer.
3646 2004-07-09 Richard Henderson <rth@redhat.com>
3648 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
3649 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3650 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
3651 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3653 * config/v850/v850-protos.h (v850_va_arg): Remove.
3654 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3655 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
3656 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
3657 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
3658 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
3660 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3662 PR target/12133
3663 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
3664 and DImode to use +/-4k offset.
3666 2004-07-09 Richard Henderson <rth@redhat.com>
3668 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
3669 Remove.
3670 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3671 (xstormy16_gimplify_va_arg_expr): Rewrite from
3672 xstormy16_expand_builtin_va_arg.
3673 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
3675 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
3676 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
3678 * config/sh/sh-protos.h (sh_va_arg): Remove.
3679 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3680 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
3681 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
3683 * config/pa/pa-protos.h (hppa_va_arg): Remove.
3684 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3685 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
3686 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3688 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
3689 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3690 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
3691 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
3693 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3695 * config/sparc/sparc.md (return): Rewrite length formula.
3696 * config/sparc/sparc.c (output_return): Pass 1 as 5th
3697 argument to final_scan_insn when in a delay slot.
3698 (output_sibcall): Likewise.
3700 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3702 * arm.c (arm_cpp_interwork): New variable.
3703 (arm_override_options): Set it if TARGET_INTERWORK was on the command
3704 line.
3705 * arm.h (arm_cpp_interwork): Declare it.
3706 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
3707 __THUMB_INTERWORK__ in the preprocessor.
3709 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
3711 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
3713 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3715 PR target/16416
3716 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
3717 Override default settings to account for -m32 and -m64.
3719 2004-07-08 Randolph Chung <tausq@debian.org>
3721 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3723 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
3725 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
3726 before comparing it as such.
3728 2004-07-08 Richard Henderson <rth@redhat.com>
3730 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
3731 temporary. Use bit arithmetic to align.
3733 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
3735 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
3736 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
3737 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
3738 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
3739 add_labels_and_missing_jumps, find_jump_block,
3740 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
3741 Likewise.
3742 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
3743 link_btr_uses, move_btr_def): Likewise.
3744 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
3745 expand_builtin_expect_jump): Likewise.
3746 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
3747 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3748 * cfganal.c (forwarder_block_p): Likewise.
3749 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
3750 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
3751 find_bb_boundaries): Likewise.
3752 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3753 merge_blocks_move_predecessor_nojumps,
3754 merge_blocks_move_successor_nojumps, insns_match_p,
3755 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3756 try_optimize_cfg): Likewise.
3757 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
3758 * cfglayout.c (skip_insns_after_block, label_for_bb,
3759 record_effective_endpoints, insn_locators_initialize,
3760 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
3761 * cfgmainloop.c (create_loop_notes): Likewise.
3762 * cfgrtl.c (delete_insn, delete_insn_chain,
3763 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
3764 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
3765 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3766 redirect_branch_edge, force_nonfallthru_and_redirect,
3767 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
3768 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
3769 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
3770 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
3771 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
3772 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
3773 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
3774 * combine.c (combine_instructions, can_combine_p, try_combine,
3775 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
3776 distribute_notes, distribute_links, insn_cuid): Likewise.
3777 * cse.c (fold_rtx, cse_insn, cse_around_loop,
3778 invalidate_skipped_block, cse_set_around_loop,
3779 cse_end_of_basic_block, cse_main, cse_basic_block,
3780 cse_condition_code_reg): Likewise.
3781 * cselib.c (cselib_process_insn): Likewise.
3782 * ddg.c (create_ddg): Likewise.
3783 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
3784 Likewise.
3785 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3786 gen_label_die, dwarf2out_var_location): Likewise.
3787 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
3788 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
3789 last_call_insn, active_insn_p, next_label, prev_label,
3790 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
3791 add_insn_before, remove_insn, add_function_usage_to,
3792 reorder_insns, find_line_note, remove_unnecessary_notes,
3793 emit_insn_after_1, classify_insn): Likewise.
3794 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
3795 connect_post_landing_pads, sjlj_mark_call_sites,
3796 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
3797 can_throw_internal, can_throw_external, set_nothrow_function_flags,
3798 convert_to_eh_region_ranges): Likewise.
3799 * explow.c (optimize_save_area_alloca): Likewise.
3800 * expr.c (expand_expr_real): Likewise.
3801 * final.c (insn_current_reference_address, compute_alignments,
3802 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
3803 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
3804 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
3805 propagate_block_delete_insn, propagate_one_insn,
3806 init_propagate_block_info, propagate_block, libcall_dead_p,
3807 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
3808 Likewise.
3809 * function.c (instantiate_virtual_regs, reorder_blocks_1,
3810 expand_function_start, expand_function_end, contains,
3811 thread_prologue_and_epilogue_insns,
3812 reposition_prologue_and_epilogue_notes): Likewise.
3813 * gcse.c (constprop_register, bypass_conditional_jumps,
3814 insert_insn_end_bb, gcse_after_reload): Likewise.
3815 * genemit.c (gen_expand, gen_split): Likewise.
3816 * genpeep.c (gen_peephole, main): Likewise.
3817 * global.c (build_insn_chain): Likewise.
3818 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
3819 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
3820 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
3821 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
3822 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
3823 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
3824 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
3825 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
3826 dead_or_predicable): Likewise.
3827 * integrate.c (try_constants): Likewise.
3828 * jump.c (rebuild_jump_labels, cleanup_barriers,
3829 purge_line_number_notes, init_label_info, mark_all_labels,
3830 squeeze_notes, get_label_before, get_label_after,
3831 reversed_comparison_code_parts, simplejump_p, pc_set,
3832 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
3833 delete_barrier, delete_prior_computation, delete_computation,
3834 delete_related_insns, delete_for_peephole, redirect_jump):
3835 Likewise.
3836 * lcm.c (optimize_mode_switching): Likewise.
3837 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
3838 Likewise.
3839 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
3840 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
3841 * loop-iv.c (simplify_using_assignment): Likewise.
3842 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
3843 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
3844 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
3845 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
3846 check_insn_for_givs, check_final_value, update_giv_derive,
3847 basic_induction_var, product_cheap_p, check_dbra_loop,
3848 loop_insn_first_p, last_use_this_basic_block,
3849 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
3850 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
3851 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
3852 sms_schedule_by_order): Likewise.
3853 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
3854 * postreload.c (reload_cse_simplify_operands, reload_combine,
3855 reload_cse_move2add): Likewise.
3856 * predict.c (can_predict_insn_p, estimate_probability,
3857 expected_value_to_br_prob, process_note_predictions): Likewise.
3858 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
3859 * profile.c (branch_prob): Likewise.
3860 * ra-build.c (live_out_1, livethrough_conflicts_bb,
3861 detect_webs_set_in_cond_jump): Likewise.
3862 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
3863 ra_print_rtl_with_bb): Likewise.
3864 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
3865 * recog.c (next_insn_tests_no_inequality, find_single_use,
3866 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
3867 * reg-stack.c (next_flags_user, record_label_references,
3868 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
3869 compensate_edge, convert_regs_1): Likewise.
3870 * regclass.c (scan_one_insn): Likewise.
3871 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3872 regmove_optimize, fixup_match_1, single_set_for_csa,
3873 combine_stack_adjustments_for_block): Likewise.
3874 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
3875 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
3876 find_equiv_reg): Likewise.
3877 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
3878 reload_as_needed, emit_input_reload_insns, do_output_reload,
3879 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
3880 Likewise.
3881 * reorg.c (find_end_label, emit_delay_sequence,
3882 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
3883 get_jump_flags, rare_destination, mostly_true_jump,
3884 try_merge_delay_insns, redundant_insn, own_thread_p,
3885 fill_simple_delay_slots, fill_slots_from_thread,
3886 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
3887 dbr_schedule): Likewise.
3888 * resource.c (find_basic_block, next_insn_no_annul,
3889 find_dead_or_set_registers, mark_target_live_regs): Likewise.
3890 * rtl.h (RTX_PREV): Likewise.
3891 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
3892 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
3893 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
3894 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
3895 tablejump_p, computed_jump_p, insns_safe_to_move_p,
3896 find_first_parameter_load, can_hoist_insn_p): Likewise.
3897 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
3898 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
3899 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
3900 schedule_ebbs): Likewise.
3901 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
3902 is_conditionally_protected, can_schedule_ready_p,
3903 add_branch_dependences, debug_dependencies): Likewise.
3904 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
3905 Likewise.
3906 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
3907 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
3908 set_dominates_use, ujump_to_loop_cont): Likewise.
3909 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
3910 * varasm.c (output_constant_pool_1): Likewise.
3912 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3914 * tree-scalar-evolution.c: New file.
3915 * tree-scalar-evolution.h: New file.
3916 * tree-ssa-loop-niter.c: New file.
3917 * Makefile.in (SCEV_H): New.
3918 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
3919 * cfgloop.h (struct loop): Add bounds field.
3920 * tree-flow.h (struct tree_niter_desc): New type.
3921 (number_of_iterations_cond, number_of_iterations_exit,
3922 loop_niter_by_eval, find_loop_niter_by_eval,
3923 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
3924 free_numbers_of_iterations_estimates): Declare.
3925 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
3926 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
3927 * doc/invoke.texi (max-iterations-to-track): Document.
3929 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
3931 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
3932 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
3933 (MODE_AFTER): Add cast appropriately.
3934 * config/sh/sh.md (movdi splitter): Likewise.
3935 (casesi_worker_2): Add const qualifier appropriately.
3936 (eh_return): Remove unused variable.
3937 (insv): Initialize v;
3939 2004-07-08 Richard Henderson <rth@redhat.com>
3941 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
3942 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3943 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
3944 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
3945 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
3947 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
3948 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3949 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
3950 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
3952 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
3953 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3954 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
3955 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
3957 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
3958 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3959 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
3960 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
3962 * config/i860/i860-protos.h (i860_va_arg): Remove.
3963 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3964 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
3965 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
3967 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3969 * system.h: Prototype getpagesize if missing.
3970 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
3971 * configure: Regenerate.
3972 * config.in: Regenerate.
3974 2004-07-08 Richard Henderson <rth@redhat.com>
3976 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
3977 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3978 (fr30_gimplify_va_arg_expr): New.
3979 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
3980 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
3982 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
3984 PR target/16414
3985 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
3986 of asm_noperands result.
3988 2004-07-08 Richard Henderson <rth@redhat.com>
3990 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
3991 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3992 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
3993 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
3995 2004-07-08 Richard Henderson <rth@redhat.com>
3997 * builtins.c (ind_gimplify_va_arg_expr): New.
3998 * tree.h (ind_gimplify_va_arg_expr): Declare.
3999 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
4001 2004-07-08 Jan Beulich <jbeulich@novell.com>
4003 * expmed.c (extract_bit_field): Correct condition to use vec_extract
4004 patterns also on vector elements other than the first one.
4005 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
4006 break statements.
4008 2004-07-08 Geoffrey Keating <geoffk@apple.com>
4010 * config/rs6000/darwin-ldouble.c: Correct reference
4011 to the Linnainmaa paper.
4013 2004-07-08 Richard Henderson <rth@redhat.com>
4015 * config/arc/arc-protos.h (arc_va_arg): Remove.
4016 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4017 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
4018 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
4020 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
4021 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4022 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
4023 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
4025 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4027 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
4029 2004-07-08 Zack Weinberg <zack@codesourcery.com>
4031 * c-decl.c (static_ctors, static_dtors): Make static.
4032 (pop_file_scope): Call c_common_write_pch and
4033 cgraph_finalize_compilation_unit here.
4034 (build_cdtor): Moved here from c-objc-common.c; simplify.
4035 (c_write_global_declarations_1): Clarify comment.
4036 (c_write_global_declarations): Close the external scope before
4037 doing anything else. Call build_cdtor, cgraph_optimize, and
4038 mudflap_finish_file here.
4039 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
4040 Clarify comment.
4041 * c-objc-common.c: No need to include cgraph.h.
4042 (build_cdtor): Moved to c-decl.c.
4043 (c_objc_common_finish_file): Delete.
4044 * c-tree.h: Update to match.
4045 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
4046 (generate_static_references): Set TREE_USED before calling finish_decl.
4047 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
4048 on the static_instances_decl.
4050 2004-07-08 Zack Weinberg <zack@codesourcery.com>
4052 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
4053 decls when there is only one input translation unit.
4054 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
4055 change of 2004-07-05; do not treat declarations with
4056 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
4057 * opts.c (cur_in_fname): Delete.
4058 * opts.h: Likewise.
4059 * tree.c: Revert changes of 2004-07-05; no special treatment
4060 for TRANSLATION_UNIT_DECLs.
4061 * Makefile.in (tree.o): Update dependencies.
4063 2004-07-08 Roger Sayle <roger@eyesopen.com>
4065 * builtins.c (fold_builtin_strcpy): Merge functionality from
4066 simplify_builtin_strcpy. Add additional len argument. No longer
4067 static. Remove function prototype.
4068 (fold_builtin_strncpy): Likewise integrate functionality from
4069 simplify_builtin_strncpy. Add additional slen argument. No
4070 longer static. Remove function prototype.
4071 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
4072 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
4073 types of "ignore" and "unlocked" parameters to bool.
4074 (fold_builtin_1): Add additional ignore argument. Call renamed
4075 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
4076 builtins. Update arguments to fold_builtin_strncpy and
4077 fold_builtin_strcpy. Add function prototype.
4078 (fold_builtin): Add additional Boolean ignore argument to pass
4079 to fold_builtin_1.
4080 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
4081 and fold_builtin_strncpy instead of simplify_builtin_fputs,
4082 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
4084 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
4085 simplify_builtin_strncpy): Delete function prototypes.
4086 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
4087 fold_builtin_strncpy): Add function prototypes here.
4088 (fold_builtin): Update function prototype with new "bool ignore".
4090 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
4091 (ccp_fold_builtin): Update call to fold_builtin. Call
4092 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
4093 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
4094 simplify_builtin_strncpy respectively.
4095 * fold-const.c (fold): Update call to fold_builtin.
4097 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4099 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
4100 to strcpy.
4102 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
4103 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
4104 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
4105 * calls.c: Remove ifdefs of macros above.
4106 * functions.c: Likewise.
4107 * expr.c: Likewise.
4109 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4111 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
4112 (arch attribute): Delete.
4113 (current_function_calls_alloca attribute): Rename into calls_alloca.
4114 (calls_eh_return): New attribute.
4115 (leaf_function): Likewise.
4116 (length attribute): Fix formula for sibcalls.
4117 (return insn): Correctly compute the 'length' attribute.
4118 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
4120 2004-07-08 Richard Henderson <rth@redhat.com>
4122 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
4123 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
4124 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
4125 * tree-eh.c (lower_eh_constructs_1): Likewise.
4126 * tree-sra.c (sra_walk_modify_expr): Likewise.
4127 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4128 (eliminate_unnecessary_stmts): Likewise.
4129 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4130 * tree-tailcall.c (optimize_tail_call): Likewise.
4131 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
4133 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4134 Jakub Jelinek <jakub@redhat.com>
4136 * config/i386/i386.c (override_options): Enable
4137 SSE prefetches with -mtune, as long as we are
4138 compiling for i686 or higher. All i686 processors
4139 accept SSE prefetches as NOPS, some i586's don't.
4141 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4143 PR target/10567
4144 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
4146 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4148 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
4149 the handling of clobbering ASM_EXPRs.
4151 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4153 PR target/16430
4154 * config/sparc/sparc.c (function_value): In 64-bit mode,
4155 return the aggregates larger than 16 bytes like unions.
4157 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4159 PR target/16199
4160 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
4161 'temp' is zero, generate new pseudos as needed and emit the
4162 sequence of insns in single-assignment form. Resync comments
4163 with code.
4164 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
4165 function before reload.
4167 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
4169 * vec.c (vec_assert_fail): Remove duplicate 'function'.
4171 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
4173 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
4174 Allocation is signed.
4175 (VEC_reserve): Return flag, allocation is signed.
4177 2004-07-08 Richard Henderson <rth@redhat.com>
4179 * tree-ssa-ccp.c (fold_stmt): Get type directly from
4180 OBJ_TYPE_REF_OBJECT.
4182 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
4183 Neil Booth <neil@daikokuya.co.uk>
4185 PR c/2511
4186 PR c/3325
4187 * c-decl.c (finish_struct): Ensure bit-fields are given the
4188 correct type.
4189 * c-common.c (c_common_signed_or_unsigned_type): For C, require
4190 the precision to match as well as the mode.
4191 * expr.c (reduce_to_bit_field_precision): New function.
4192 (expand_expr_real_1): Reduce expressions of bit-field type to
4193 proper precision.
4194 * langhooks.h (reduce_bit_field_operations): New hook.
4195 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4196 Define.
4197 * c-lang.c, objc/objc-lang.c
4198 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
4199 * objc/objc-act.c (check_ivars): Convert types to bit-field types
4200 before checking.
4201 * tree.c (build_nonstandard_integer_type): New function.
4202 * tree.h (build_nonstandard_integer_type): New prototype.
4203 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
4204 conversions between integer and boolean types as useless.
4206 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4208 * c-common.c (c_common_nodes_and_builtins): Do not
4209 create __builtin_ptrdiff_t and __builtin_size_t.
4211 2004-07-08 Andrew Pinski <apinski@apple.com>
4213 * Makefile.in (libbackend.o): Add -combine to the gcc
4214 command line.
4216 2004-07-08 Nick Clifton <nickc@redhat.com>
4218 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
4219 Set to -Os.
4221 2004-07-08 Richard Henderson <rth@redhat.com>
4223 * except.c (expand_eh_region_start, expand_eh_region_end,
4224 expand_eh_handler, expand_eh_region_end_cleanup,
4225 expand_start_all_catch, expand_start_catch, expand_end_catch,
4226 expand_end_all_catch, expand_eh_region_end_allowed,
4227 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
4228 expand_eh_region_end_fixup): Remove.
4229 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
4230 cleanups, outer_cleanups, label_chain, exception_region.
4231 (struct goto_fixup): Remove stack_level, cleanup_list_list.
4232 (struct label_chain): Remove.
4233 (struct stmt_status): Remove x_stack_block_stack.
4234 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
4235 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
4236 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
4237 end_cleanup_deferral, last_cleanup_this_contour,
4238 containing_blocks_have_cleanups_or_stack_level,
4239 any_pending_cleanups): Remove.
4240 (expand_null_return_1): Take no arguments.
4241 (expand_label, expand_naked_return, expand_return,
4242 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
4243 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
4244 expand_end_case_type): Don't use any of them.
4245 * calls.c (expand_call): Likewise.
4246 * dojump.c (do_jump): Likewise.
4247 * function.c (expand_function_end): Likewise.
4248 * expr.c (store_expr, expand_expr_real_1): Likewise.
4249 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
4250 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
4251 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
4252 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
4253 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
4254 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
4255 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
4256 for WITH_CLEANUP_EXPR.
4257 (gimple_push_cleanup): Likewise.
4258 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
4259 * print-tree.c (print_node): Likewise.
4260 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
4261 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
4262 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
4263 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
4264 (GOTO_SUBROUTINE_EXPR): Remove.
4265 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
4266 (DECL_TOO_LATE): Remove.
4267 * except.h, tree.h: Update decls.
4269 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4271 * explow.c (optimize_save_area_alloca): Do not accept parameters.
4272 * passes.c (rest_of_handle_final): Handle symout.
4273 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
4274 Push timevar here.
4275 (rest_of_handle_sched): Break out SMS. Remove ifs for
4276 flag_schedule_insns and flag_modulo_sched.
4277 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
4278 collect at the end.
4279 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
4280 (rest_of_handle_partition_blocks, rest_of_handle_sms,
4281 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
4282 rest_of_handle_mode_switching, rest_of_handle_jump,
4283 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
4284 rest_of_handle_jump2, rest_of_handle_postreload,
4285 rest_of_handle_flow2, rest_of_clean_state,
4286 rest_of_handle_shorten_branches,
4287 rest_of_handle_prologue_epilogue,
4288 rest_of_handle_branch_target_load_optimize): New.
4289 (rest_of_compilation): Call the above. Remove ggc_collect
4290 calls moved to rest_of_handle_*.
4291 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
4293 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
4294 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
4295 * except.h (set_nothrow_function_flags): Update comment.
4296 * function.c (current_function_nothrow): Remove.
4297 * output.h (current_function_nothrow): Remove.
4298 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
4299 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
4301 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4303 PR bootstrap/16326
4304 * reorg.c: Revert 2004-06-30 change.
4305 (find_end_label): If HAVE_epilogue and !HAVE_return,
4306 return 0 instead of creating a label at the end of the insn chain.
4307 (optimize_skip): Account for the failure mode of find_end_label.
4308 (fill_simple_delay_slots): Likewise.
4309 (fill_slots_from_thread): Likewise.
4310 (relax_delay_slots): Likewise.
4312 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4314 * tree-flow.h (addressable_vars): Declare.
4315 * tree-ssa-alias.c (addressable_vars): Define.
4316 (setup_pointers_and_addressables): Add addressable variables
4317 to addressable_vars.
4318 * tree-ssa-operands.c (get_stmt_operands): Move
4319 handling of ASM_EXPRs ...
4320 (get_asm_expr_operands): ... here.
4321 When the ASM_EXPR clobbers memory, also clobber addressable
4322 variables.
4323 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
4324 (delete_tree_ssa): Reset addressable_vars.
4326 2004-07-07 Jan Beulich <jbeulich@novell.com>
4327 Richard Henderson <rth@redhat.com>
4329 * varasm.c (assemble_variable): Use assemble_zeros for
4330 zero-initialized variables.
4331 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
4332 for SECCAT_BSS and SECCAT_TBSS.
4334 2004-07-07 Jan Beulich <jbeulich@novell.com>
4336 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
4338 * expmed.c (emit_store_flag): Also special-case double-word
4339 (in-)equality comparison against -1.
4341 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
4342 passing arguments the containers for which are registers.
4344 * calls.c (emit_library_call_value_1): Use mode of function parameter
4345 rather than that of argument since constants have none.
4347 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4349 Introduce H8SX support.
4350 * expr.c (expand_strcpy): Renamed and moved to...
4351 * builtins.c (expand_movstr): ... here. Tweak.
4352 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
4353 computed or has side effects.
4354 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
4355 unused, or if mempcpy fails. Adjust the return value in the
4356 latter case. Use movstr if everything else fails.
4357 * doc/md.texi (movstr): Document.
4358 (movmemM, clrmemM): Fix explanation of memory block operands.
4359 * config/h8300/h8300.md (stpcpy): Renamed to...
4360 (movstr): ... this. Adjust.
4361 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4362 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
4363 movmem* and clrstr* to clrmem*.
4364 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
4365 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
4366 GENERAL_REGS, always.
4367 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
4368 getting the stack pointer as addr.
4369 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
4370 from general_operand_dst.
4371 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
4372 variant of...
4373 (movmd_internal): ... this. Add modes to operands. Disparage `D'
4374 instead of requiring it to match only before reload.
4375 (stpcpy_internal_normal): New, normal-mode variant of...
4376 (stpcpy_internal): ... this. Add modes to operands. Disparage
4377 `D' instead of requiring it to match only before reload.
4378 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
4379 mode argument.
4380 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
4381 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
4382 h8300_get_index.
4383 * config/h8300/h8300.md (attr type): Add call.
4384 (attr can_delay): If type is call, set it no.
4385 (call, call_value): Set type to call.
4386 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
4387 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
4388 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
4389 * tree.c (get_narrower): Don't narrow integral types into
4390 non-integral types.
4391 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
4392 frame_size *before* the first use.
4393 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
4394 on input.
4395 (peephole2): Don't widen instructions that push SP. Move
4396 decrement of SP to the end of all stm-generating peepholes.
4397 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4398 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
4399 and OR to set it to all ones.
4400 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4401 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
4402 (call, call_value): Set can_delay to "no".
4403 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
4404 * config/h8300/h8300.md (extzv): Make subreg check more robust.
4405 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4406 * config/h8300/h8300.md (*brabit): Remove.
4407 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
4408 zero_extract. Use bit_memory_operand as the predicate for
4409 operand 1 and 'WU' as the constraint. Check the difference
4410 between the base length and the final one when deciding which
4411 type of branch to use.
4412 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4413 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
4414 Use convert_move to extend the result for TARGET_H8300SX. Check
4415 for QImode memory references. Optimize the case where the
4416 destination is a paradoxical subreg.
4417 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4418 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
4419 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
4420 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4421 * config/h8300/h8300.md: Include mova.md
4422 (length_table): Add mova and mova_zero.
4423 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
4424 after all constant addresses for '%R', '%X', '%T' and '%S'.
4425 (h8300_mova_length): New function.
4426 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
4427 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
4428 dependencies for s-config, etc.
4429 * config/h8300/gemova.sh: New file.
4430 * config/h8300/mova.md: Generated.
4431 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
4432 * config/h8300/h8300.c (h8300_bitfield_length): New.
4433 (nibble_operand): Adjust.
4434 (h8300_binary_length): Handle conditional binary op.
4435 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
4436 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
4437 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
4438 and P#<0, unused so far. W and Y are now prefixes to multi-letter
4439 constraints. WU is introduced as a variant of U that requires a
4440 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
4441 * config/h8300/h8300.md (attr type): Added bitbranch.
4442 (attr length_table): Added bitfield and bitbranch.
4443 (attr length): Compute bitbranch length.
4444 (andqi): Separate pattern for H8300SX. Use bfld for loading the
4445 least-significant bit of a byte.
4446 (brabit, brabc, brabs): New.
4447 (insv, extzv): Emit bfst and bfld on H8300SX.
4448 (bfld, bfst, seq, sne): New.
4449 (bstzhireg, cmpstz, bstz, bistz): New.
4450 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
4451 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
4452 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
4453 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
4454 (h8sx_unary_memory_operator): New function.
4455 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
4456 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
4457 * config/h8300/h8300.md: Add peepholes to combine reloads and
4458 arithmetic insns.
4459 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4460 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
4461 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
4462 (and?i, ior?i, xor?i): Likewise.
4463 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4464 * config/h8300/h8300.c: Move enums and prototypes to head of file.
4465 Various whitespace fixes.
4466 (h8300_constant_length): New function, split out from...
4467 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
4468 (h8300_classify_operand): Use IN_RANGE.
4469 (h8300_classify_operand): Use h8300_constant_length.
4470 (h8300_short_move_mem_p): Tighten size check.
4471 (h8sx_mergeable_memrefs_p): Tighten equality check.
4472 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
4473 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
4474 for -msx.
4475 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
4476 * config/h8300/crtn.asm: Likewise.
4477 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
4478 if __H8300SX__ is defined.
4479 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
4480 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
4481 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
4482 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
4483 addresses as mode-dependent.
4484 * config/h8300/h8300.c (print_operand_address): Update call to
4485 h8300_get_index.
4486 (h8300_get_index): Take a mode argument. Rework to fix an
4487 earlier misunderstanding.
4488 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
4489 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
4490 into a register if TARGET_H8300SX.
4491 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
4492 TARGET_H8300SX. Also disable related define_splits.
4493 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
4494 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
4495 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
4496 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4497 * config/h8300/h8300.h (OK_FOR_Z): New macro.
4498 (EXTRA_CONSTRAINT_STR): Check it.
4499 * config/h8300/h8300.c (h8300_classify_operand): Accept null
4500 class arguments.
4501 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
4502 * config/h8300/h8300.md (length_table): Add mov_imm4.
4503 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
4504 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4505 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
4506 be a label.
4507 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
4508 * config/h8300/h8300.c (h8300_reorg): New function.
4509 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4510 * config/h8300/h8300.md (length): Subtract the length of the
4511 delay slot from (pc) when checking the range of forward branches.
4512 (delay_slot, can_delay): New attributes.
4513 (define_delay): Add bra/s handling.
4514 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
4515 (jump): Add delayed-branch handling.
4516 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
4517 * expr.c (expand_strcpy): New function.
4518 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
4519 (expand_builtin_stpcpy): Likewise.
4520 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
4521 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
4522 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
4523 handling to improve register allocation for -fno-omit-frame-pointer.
4524 (h8sx_split_movmd): Delete, moving er6 handling into...
4525 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
4526 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
4527 (movmd): Add calls to copy_rtx.
4528 (movmd_internal): In the second alternative, allow the initial and
4529 final destination registers to be different . Update the splitter
4530 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
4531 instead of h8sx_split_movmd.
4532 (stpcpy, movsd): New expanders.
4533 (movsd_internal): New define_insn.
4534 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
4535 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
4536 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
4537 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
4538 and DESTINATION_REGS.
4539 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4540 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
4541 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
4542 (h8300_move_ratio): Declare.
4543 (MOVE_RATIO): Use it.
4544 * config/h8300/h8300.c (h8300_move_ratio): New variable.
4545 (h8300_init_once): Initialize it.
4546 (h8300_reg_class_from_letter): New function.
4547 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
4548 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
4549 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
4550 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
4551 (movstrsi, movmd): New expanders.
4552 (movmd_internal): New insn.
4553 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
4554 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
4555 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
4556 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
4557 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
4558 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4559 * config/h8300/h8300.c (nibble_operand): Fix warning.
4560 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
4561 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
4562 (movsf_h8300h): Disable for TARGET_H8300SX.
4563 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4564 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
4565 h8300_stm_parallel and h8300_return_parallel.
4566 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
4567 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
4568 h8300_stm_parallel, h8300_return_parallel): New functions.
4569 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
4570 if TARGET_H8300SX. Use h8300_push_pop.
4571 (h8300_expand_epilogue): Likewise. Try to merge the return insn
4572 and final pop when generating h8sx code. Always emit some form
4573 of return insn.
4574 * config/h8300/h8300.md: Don't enforce register alignment in
4575 stm peepholes if TARGET_H8300SX.
4576 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
4577 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
4578 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
4579 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4580 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
4581 (MULTILIB_DIRNAMES): Add a directory for it.
4582 (MULTILIB_MATCHES): Delete.
4583 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4584 * final.c (walk_alter_subreg): Handle addresses with subregs
4585 inside a ZERO_EXTEND or AND.
4586 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
4587 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
4588 if TARGET_H8300SX.
4589 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
4590 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
4591 @(dd,Rn.w) and @(dd,ERn.L).
4592 (h8300_displacement_size): Take the whole address as argument.
4593 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
4594 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4595 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
4596 (h8sx_mergeable_memrefs_p): Declare.
4597 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
4598 (HAVE_PRE_INCREMENT): Likewise.
4599 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
4600 addresses for TARGET_H8300SX,
4601 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
4602 and POST_DEC.
4603 (movb_length_table, movl_length_table): New tables.
4604 (movw_length_table): Define to movb_length_table.
4605 (h8300_displacement_size): New, split out from...
4606 (h8300_classify_address): ...here. Handle pre/post inc/dec.
4607 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
4608 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
4609 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
4610 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
4611 (compute_plussi_length, compute_plussi_cc): Update accordingly.
4612 (h8sx_unary_shift_operator): Get the mode from the operator.
4613 (binary_shift_operator): Likewise.
4614 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
4615 a memory reference, check whether the reference is offsettable.
4616 (length_table): Add movb, movw and movl.
4617 (movqi): Add new h8sx pattern. Don't force one operand to be a
4618 register when generating h8sx code.
4619 (movhi, movsi, movsf): Likewise.
4620 (movstrictqi): Use the length_table attribute.
4621 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
4622 (addqi3): Split into a define_expand and define_insn. Don't accept
4623 memory operands in the expander. Use h8300_operands_match_p to
4624 check for matching operands in the define_insn.
4625 (subqi3, negqi2, one_cmplqi2): Likewise.
4626 (add[hs]i3): Don't accept memory operands in the expander. Likewise
4627 in any patterns that are unused in h8sx code. In the h8sx patterns,
4628 use h8300_operands_match_p to check whether operands match.
4629 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
4630 one_cmpl[hs]i3): Likewise.
4631 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
4632 in the expander.
4633 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
4634 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
4635 (h8300_insn_length_from_table): Add a second parameter.
4636 (output_h8sx_shift): Declare.
4637 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
4638 (EXTRA_CONSTRAINT): Replace with...
4639 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
4640 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
4641 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
4642 and h8sx_binary_shift_operator.
4643 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
4644 for TARGET_H8300SX.
4645 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
4646 (bit_memory_operand, fix_bit_operand): Likewise.
4647 (h8300_length_table_for_insn): Remove.
4648 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
4649 instructions.
4650 (h8300_short_immediate_length, h8300_binary_length): New functions.
4651 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
4652 (output_plussi): Use sub to add negative constants.
4653 (compute_plussi_length): Adjust accordingly.
4654 (h8sx_single_shift_type): New enum.
4655 (h8sx_single_shift, h8sx_unary_shift_operator,
4656 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
4657 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
4658 single h8sx instruction. Return false in this case.
4659 * config/h8300/h8300.md (length_table): Add short_immediate.
4660 (length): Pass the operand array to h8300_insn_length_from_table.
4661 (adjust_length): Assume "no" for insns with a length_table attribute.
4662 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
4663 (*addhi3_h8300hs): Don't use for h8sx.
4664 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
4665 and sub.w #xx:3.
4666 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
4667 1's predicate to nonimmediate_operand. Only skip default expansion
4668 if expand_a_shift or expand_a_rotate returns true. Add new patterns
4669 for single h8sx shift instructions.
4670 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
4671 * config/h8300/h8300.c (nibble_operand): Split out of...
4672 (reg_or_nibble_operand): ... this.
4673 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
4674 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
4675 umulhisi3): Introduce expand, and introduce separate insns for
4676 sign- or zero-extended REG and already-extended CONST_INT.
4677 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
4678 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
4679 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
4680 (subhi3): Likewise. Don't accept immediates for operand 1.
4681 Remove the early clobber from second alternative of the h8300s pattern.
4682 (subsi3): Generalize for h8sx. Force operand 2 into a register
4683 on plain h8300 targets.
4684 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
4685 (subsi3_h8300h): Generalize for h8sx.
4686 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
4687 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
4688 * config/h8300/h8300.c (reg_or_nibble_operand): New.
4689 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4690 (TARGET_H8300SXMUL): New.
4691 (CONST_OK_FOR_P): New.
4692 (CONST_OK_FOR_LETTER_P): Adjust.
4693 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
4694 umulhisi3): Accept 4-bit immediate on H8SX.
4695 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
4696 (udivsi3, divhi3, udivsi3, divsi3): New.
4697 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
4698 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
4699 * config/h8300/h8300.h (OK_FOR_Q): New macro.
4700 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
4701 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
4702 Add ADDRESSOF to the bit_operand entry.
4703 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
4704 (h8300_src_operand): Likewise.
4705 (bit_operand): Check nonimmediate_operand rather than general_operand.
4706 Accept any nonimmediate_operand in h8sx code.
4707 (h8300_and_costs): Initialize operands[1].
4708 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
4709 (h8300_operand_class): New enum.
4710 (h8300_length_table): New typedef.
4711 (addb_length_table, addw_length_table, addl_length_table,
4712 logicl_length_table): New tables.
4713 (logicb_length_table, logicw_length_table): New macros.
4714 (h8300_classify_operand, h8300_length_from_table,
4715 h8300_length_table_for_insn, h8300_unary_length,
4716 h8300_insn_length_from_table): New functions.
4717 (output_plussi): Only use adds and subs for register destinations.
4718 Disable redundant clause.
4719 (compute_plussi_cc): Likewise.
4720 (compute_plussi_length): Likewise. Use h8300_length_from_table
4721 to work out the length of an insn.
4722 (output_logical_op): Only use narrower immediate instructions
4723 if the destination is a register.
4724 (compute_logical_op_cc): Likewise.
4725 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
4726 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
4727 * config/h8300/h8300.md (length_table): New attribute.
4728 (length): When an instruction has a length_table attribute, use
4729 h8300_insn_length_from_table to calculate its default length.
4730 (cmpqi): Use h8300_dst_operand for the first operand and
4731 h8300_src_operand for the second.
4732 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
4733 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
4734 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
4735 iorsi3, xorhi3, xorsi3): Likewise.
4736 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
4737 so that it allows any combination of operands for TARGET_H8300SX.
4738 (iorqi3, xorqi3): Likewise.
4739 (cmpqi): Use the length_table attribute.
4740 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
4741 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4742 (cmpqi): Add 'Q' constraint.
4743 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
4744 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4745 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
4746 * config/h8300/h8300.h (MASK_H8300SX): New macro.
4747 (TARGET_H8300S): True for both -ms and -msx.
4748 (TARGET_H8300SX): New macro.
4749 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
4750 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
4751 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
4752 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
4753 [Temporary change.]
4754 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
4755 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
4756 16-bit pointers and 32-bit ints.
4757 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
4758 CONST_DOUBLE with mode no wider than SImode.
4759 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
4760 output operand.
4761 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
4762 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
4763 or SUBREG thereof.
4764 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4765 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
4766 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
4768 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4770 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
4772 2004-07-07 Per Bothner <per@bothner.com>
4774 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
4776 2004-07-07 Mike Stump <mrs@apple.com>
4778 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
4779 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
4780 (machopic_finish): Likewise.
4782 2004-07-07 Richard Henderson <rth@redhat.com>
4784 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
4785 through any value-preserving cast.
4787 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4789 * function.c (assign_parm_find_data_types): Call
4790 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
4792 2004-07-07 Steven Bosscher <stevenb@suse.de>
4794 * tree-cfg.c (group_case_labels): Remove case labels that have
4795 the same target as the default case.
4797 2004-07-07 Steven Bosscher <stevenb@suse.de>
4799 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
4800 regardless of DECL_LANG_SPECIFIC being present or not.
4801 * tree.h (DECL_NUM_STMTS): Purge.
4803 2004-07-07 Andrew Pinski <apinski@apple.com>
4805 * configure: Regenerate with the right autoconf.
4807 2004-07-07 David Edelsohn <edelsohn@gnu.org>
4809 * ifcvt.c (total_bb_rtx_cost): New function.
4810 (find_if_case_1): Compare rtx_cost of basic block to cost of
4811 BRANCH_COST insns.
4812 (find_if_case_2): Same.
4814 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4816 PR target/10567
4817 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
4818 (output_return): Likewise.
4819 (output_sibcall): Abort if !flag_delayed_branch.
4820 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
4821 (emit_and_preserve): New function.
4822 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
4823 indirect jump to the thunked-to function if !flag_delayed_branch.
4824 * config/sparc/sparc.md (delayed_branch): New attribute.
4825 (load_pcrel_sym): Honor flag_delayed_branch. Use above
4826 attribute to compute the length of the insn.
4827 (goto_handler_and_restore): Likewise.
4829 2004-07-07 Andrew Pinski <apinski@apple.com>
4831 PR tree-optimization/15777
4832 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
4834 * expr.c (expand_expr_real_1): Fix formating.
4835 BUFFER_REF and IN_EXPR are dead.
4836 * fold-const.c (non_lvalue): BUFFER_REF is dead.
4837 * tree-inline.c (estimate_num_insns_1): Likewise.
4838 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
4839 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
4840 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
4842 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
4844 * collect2.c (dump_file): Don't call cplus_demangle if
4845 HAVE_LD_DEMANGLE is defined.
4846 (main): Pass "--demangle" to ld if no_demangle is not 0 and
4847 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
4848 if HAVE_LD_DEMANGLE is defined.
4850 * configure.ac (--with-demangler-in-ld): Added
4851 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
4852 --with-demangler-in-ld is used.
4853 * config.in: Regenerated.
4854 * configure: Likewise.
4856 2004-07-07 Roger Sayle <roger@eyesopen.com>
4858 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
4859 for simple floating point operations "fp", double precision
4860 multiplication "dmul", and single and double precision division
4861 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
4862 (ppc630_cost): New table split from ppc620_cost, to distinguish
4863 differences in floating point latencies.
4864 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
4865 (rs6000_rtx_costs): Add support for single and double precision
4866 floating point addition, subtraction, multiplication, division,
4867 fused-multiply-add, fused-multiply-sub, negation, absolute value
4868 and negative absolute value. Tweak MEM case to use prefered idiom.
4870 2004-07-07 Richard Henderson <rth@redhat.com>
4872 * tree-flow-inline.h (may_propagate_copy): Move...
4873 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
4874 attempt to copy between types requiring conversion.
4875 * tree-flow.h (may_propagate_copy): Update decl.
4876 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
4878 2004-07-07 Jakub Jelinek <jakub@redhat.com>
4880 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
4881 from -mtune= option.
4883 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4885 * builtins.c: Rename movstr*, except for movstrict*, to
4886 movmem* and clrstr* to clrmem*.
4887 * expr.c: Likewise.
4888 * expr.h: Likewise.
4889 * genopinit.c: Likewise.
4890 * integrate.c: Likewise.
4891 * local-alloc.c: Likewise.
4892 * optabs.c: Likewise.
4893 * optabs.h: Likewise.
4894 * config/alpha/alpha.h: Likewise.
4895 * config/alpha/alpha.md: Likewise.
4896 * config/arm/arm-protos.h: Likewise.
4897 * config/arm/arm.c: Likewise.
4898 * config/arm/arm.md: Likewise.
4899 * config/avr/avr.md: Likewise.
4900 * config/c4x/c4x.c: Likewise.
4901 * config/c4x/c4x.md: Likewise.
4902 * config/frv/frv.md: Likewise.
4903 * config/i386/i386-protos.h: Likewise.
4904 * config/i386/i386.c: Likewise.
4905 * config/i386/i386.h: Likewise.
4906 * config/i386/i386.md: Likewise.
4907 * config/i860/i860.c: Likewise.
4908 * config/i860/i860.md: Likewise.
4909 * config/ip2k/ip2k.md: Likewise.
4910 * config/ip2k/libgcc.S: Likewise.
4911 * config/ip2k/t-ip2k: Likewise.
4912 * config/m32r/m32r.c: Likewise.
4913 * config/m32r/m32r.md: Likewise.
4914 * config/mcore/mcore.md: Likewise.
4915 * config/mips/mips.c: Likewise.
4916 * config/mips/mips.md: Likewise.
4917 * config/ns32k/ns32k.c: Likewise.
4918 * config/ns32k/ns32k.h: Likewise.
4919 * config/ns32k/ns32k.md: Likewise.
4920 * config/pa/pa.c: Likewise.
4921 * config/pa/pa.md: Likewise.
4922 * config/pdp11/pdp11.h: Likewise.
4923 * config/pdp11/pdp11.md: Likewise.
4924 * config/rs6000/rs6000.c: Likewise.
4925 * config/rs6000/rs6000.md: Likewise.
4926 * config/s390/s390-protos.h: Likewise.
4927 * config/s390/s390.c: Likewise.
4928 * config/s390/s390.md: Likewise.
4929 * config/sh/lib1funcs.asm: Likewise.
4930 * config/sh/sh.c: Likewise.
4931 * config/sh/sh.md: Likewise.
4932 * config/sh/t-sh: Likewise.
4933 * config/sparc/sparc.h: Likewise.
4934 * config/vax/vax.md: Likewise.
4935 * config/xtensa/xtensa.c: Likewise.
4936 * config/xtensa/xtensa.md: Likewise.
4937 * doc/invoke.texi: Likewise.
4938 * doc/md.texi: Likewise.
4939 * doc/rtl.texi: Likewise.
4941 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
4943 PR target/16407
4944 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
4945 * config/mips/mips.c (mips_declare_common_object): New function,
4946 mostly split out from...
4947 (mips_output_aligned_decl_common): ...here.
4948 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
4949 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
4950 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
4951 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
4953 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4955 PR c/16392
4956 * function.c (assign_parms): Fix typo from previous change.
4958 2004-07-07 Jason Merrill <jason@redhat.com>
4960 PR c++/15815
4961 * doc/extend.texi (C++ Interface): Correct information and
4962 discourage use.
4964 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
4966 PR target/16130
4967 PR target/16142
4968 PR target/16143
4969 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
4970 insn.
4972 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4974 PR target/1679.
4975 * config/m32r/m32r.c (m32r_function_symbol): New function:
4976 Generate a symbol name RTX with the correct m32r specific flags
4977 set.
4978 (block_move_call): Use new function to generate correct symbol.
4979 * config/m32r/m32r-protos.h: Add prototype for new funcion.
4980 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
4981 function.
4983 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4985 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
4986 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
4987 TYPE_BINFO_BASETYPE): Remove.
4988 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
4989 to ...
4990 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
4991 here.
4992 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
4993 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
4994 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
4995 (struct tree_binfo): Rename base_types to base_binfos.
4996 * alias.c (record_component_aliases): Adjust BINFO macros.
4997 * dbxout.c (dbxout_type): Likewise.
4998 * dwarf2out.c (gen_member_die): Likewise.
4999 * sdbout.c (sdbout_one_type): Likewise.
5000 * tree-dump.c (deque_and_dump): Likewise.
5001 * config/i386/i386.c (classify_argument,
5002 contains_128bit_aligned_vector_p): Likewise.
5004 2004-07-07 Nick Clifton <nickc@redhat.com>
5006 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
5007 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
5009 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
5011 * vec.h: Fix the example use.
5013 2004-07-06 Richard Henderson <rth@redhat.com>
5015 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
5016 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
5017 * tree-inline.c (copy_body_r, setup_one_parameter,
5018 initialize_inlined_parameters, expand_call_inline,
5019 declare_inline_vars): Don't check it.
5020 (expand_calls_inline): Remove old version, rename new version
5021 from gimple_expand_calls_inline.
5022 * tree-optimize.c (execute_gimple): Remove.
5023 (pass_gimple): Don't run anything.
5025 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
5027 * doc/sourcebuild.texi: Use semicolons instead of commas in
5028 section title.
5030 2004-07-06 Richard Henderson <rth@redhat.com>
5032 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
5033 (sra_walk_modify_expr, scan_init): Likewise.
5034 (generate_element_zero): Check visited before scanning children.
5035 (generate_element_init): Set visited on error.
5036 (scalarize_init): Handle generate_element_init failure similar
5037 to use_block_copy.
5039 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
5041 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
5042 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
5044 2004-07-06 Richard Henderson <rth@redhat.com>
5046 * config/i386/i386.c (legitimize_pic_address): Make static.
5047 (legitimize_address): Handle CONST with TLS operand.
5048 (ix86_expand_move): Don't call legitimize_pic_address directly.
5049 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
5051 2004-07-06 Roger Sayle <roger@eyesopen.com>
5053 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
5054 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
5055 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
5056 is currently executed unconditionally, i.e. not in "else_bb".
5058 2004-07-06 Steven Bosscher <stevenb@suse.de>
5060 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
5061 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5062 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
5063 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5064 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
5065 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5066 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
5067 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5068 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
5069 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5070 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
5071 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5072 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
5073 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5074 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
5075 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5077 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
5079 * dojump.c (do_jump): REFERENCE_EXPR is dead.
5080 * expr.c (expand_expr_real_1): Ditto.
5081 * tree-inline.c (estimate_num_insns_1): Ditto.
5082 * tree-pretty-print.c (dump_generic_node): Ditto.
5083 (op_symbol): Ditto.
5084 * tree.def: Ditto.
5086 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
5088 * tree-ssa-pre.c (reference_node_pool): New pool.
5089 (find_or_generate_expression): Class 'r' is okay too.
5090 (create_value_expr_from): Ditto.
5091 (add_to_sets): LHS should not include vuses.
5092 (eliminate): Ditto.
5093 (compute_avail): Reverse ordering of tests.
5094 Valuize INDIRECT_REF as well.
5096 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
5098 PR rtl-optimization/16380
5099 * loop.c (check_dbra_loop): Sink comparison instructions if they
5100 do something other than set cc0.
5102 2004-07-06 James E Wilson <wilson@specifixinc.com>
5104 * doc/interface.texi (longjmp and automatic variables): Delete
5105 paragraph recommending taking the address of a variable.
5107 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
5109 * vec.h (VEC_embedded_alloc): Remove.
5110 (VEC_embedded_size, VEC_embedded_init): New.
5111 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
5112 MEM_STAT_INFO.
5113 (VEC_truncate): New.
5114 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
5115 (vec_embedded_alloc): Remove.
5116 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
5117 (vec_embedded_alloc): Remove.
5119 2004-07-06 Mark Mitchell <mark@codesourcery.com>
5121 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
5122 (gt-langhooks.h): Remove.
5124 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
5126 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
5128 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5130 * config/sparc/sparc.c (get_pc_symbol): Rename into
5131 add_pc_to_pic_symbol.
5132 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
5133 (load_pic_register): Account for previous changes.
5134 Use reg_names. Don't create the label twice.
5135 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
5136 UNSPEC_LOAD_PCREL_SYM.
5137 (get_pc): Rename into load_pcrel_sym. Add predicate to
5138 operands. Remove condition.
5140 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
5142 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
5143 RECORD, UNION & QUAL_UNION is actually a binfo.
5145 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
5146 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
5147 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
5148 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
5149 * dwarf2out.c (add_data_member_location_attribute): Likewise.
5150 (gen_inheritance_die): Likewise.
5151 * tree-dump.c (deque_and_dump): Likewise.
5152 * doc/c-tree.texi (Binfos): Add under reconstruction note.
5154 2004-07-06 Steven Bosscher <stevenb@suse.de>
5156 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5157 Define.
5158 * config/mcore/mcore.md: Model memory latency with a simple DFA
5159 pipeline description instead of a define_function_unit.
5161 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5163 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
5164 * langhooks.h (var_mod_type_p): Likewise.
5165 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
5166 * expr.c (count_type_elements): Properly handle return from
5167 array_type_nelts and properly test for overflow.
5168 * gimplify.c (gimplify_init_constructor): Properly handle return
5169 from array_type_nelts.
5170 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
5171 * integrate.c (copy_decl_for_inlining): Correct comments.
5172 * tree-inline.c (remap_decl): Update comments, remove dead code,
5173 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
5174 (remap_type): Only remap if variably modified by vars in function
5175 being inlined.
5176 (copy_body_r): Use compatible_type langhooks to see when can fold.
5177 (setup_one_parameter): Don't remap type.
5178 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
5179 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
5180 compute TREE_INVARIANT for decl case.
5181 (find_var_from_fn): New function.
5182 (variably_modified_type_p): Add arg and call new function.
5183 * tree.h (variably_modified_type_p): Add extra arg.
5185 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5187 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
5188 (goto_handler_and_restore_v9): Delete disabled insn.
5189 (goto_handler_and_restore_v9_sp64): Likewise.
5191 2004-07-05 Roger Sayle <roger@eyesopen.com>
5193 * calls.c (load_register_parameters): Call expand_shift instead
5194 of expand_binop with ashl_optab (or other shift optab) directly.
5195 * expr.c (emit_group_load, emit_group_store): Likewise.
5196 * function.c (assign_parm_setup_block): Likewise.
5197 * stmt.c (shift_return_value): Likewise.
5199 2004-07-05 Jakub Jelinek <jakub@redhat.com>
5201 * expr.c (expand_assignment): Disable the bitfield += optimizations.
5203 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5205 * doc/sourcebuild.texi: Revert previous patch.
5207 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5209 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
5210 TARGET_MEM_FUNCTIONS.
5211 * system.h: Poison TARGET_MEM_FUNCTIONS.
5212 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
5213 bcmp_libfunc, bzero_libfunc): Remove.
5214 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
5215 bzero_libfunc.
5216 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
5217 * doc/standards.texi: Don't mention calling BSD string functions.
5218 * doc/invoke.texi: Likewise. Mention that memmove may be called.
5219 * config/vax/t-memfuncs: New.
5220 * config/memcmp.c, config/memcpy.c, config/memmove.c,
5221 config/memset.c: New.
5222 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
5223 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
5224 vax/t-memfuncs.
5225 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
5226 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
5227 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
5228 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
5229 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
5230 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
5231 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
5232 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
5233 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
5234 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
5236 2004-07-05 Richard Henderson <rth@redhat.com>
5238 * function.c (assign_parm_setup_reg): Properly rename variables in
5239 FUNCTION_ARG_CALLEE_COPIES section.
5241 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5243 * tree-mudflap.c: Include cgraph.h.
5244 (mf_init_extern_trees): Rename to mudflap_init. Export.
5245 Rewrite to create synthetic declarations instead of looking
5246 up declarations from mf-runtime.h.
5247 (mf_make_builtin, mf_make_cache_struct_type): New functions.
5248 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
5249 Correct commentary.
5250 (execute_mudflap_function_decls, mudflap_register_call):
5251 Don't call mf_init_extern_trees.
5252 (mudflap_finish_file): Use cgraph_build_static_cdtor.
5254 * tree-mudflap.h: Update prototypes.
5255 * c-mudflap.c: Delete file.
5256 * c-common.c: Include tree-mudflap.h.
5257 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
5258 * Makefile.in: Remove all references to c-mudflap.o.
5259 Update dependencies.
5261 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5263 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
5264 displacements with the spatial-locality cache-control completer.
5266 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5268 * langhooks.c: Don't include gt-langhooks.h.
5269 (var_labelno): Delete.
5270 (lhd_set_decl_assembler_name): Do not append a distinguishing
5271 number to file-scope internal-linkage declarations for the first
5272 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
5273 the declaration itself (if at block scope), or its containing
5274 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
5275 number.
5277 * opts.c (cur_in_fname): New global.
5278 * opts.h: Declare it.
5279 * tree.c: Include opts.h.
5280 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
5281 DECL_UID equal to cur_in_fname.
5282 (copy_node_stat): Do not change DECL_UID when copying a
5283 TRANSLATION_UNIT_DECL.
5284 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
5285 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
5287 * c-decl.c (c_static_assembler_name): Delete.
5288 * c-tree.h (c_static_assembler_name): Delete prototype.
5289 * c-lang.c, objc/objc-lang.c: Don't override
5290 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
5292 * Makefile.in (tree.o): Update dependencies.
5293 (GTFILES): Remove langhooks.c.
5295 2004-07-05 Roger Sayle <roger@eyesopen.com>
5297 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
5298 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
5299 Normalize "X % C" as "X % -C" for signed modulus and negative C.
5300 Optimize "X % -Y" as "X % Y" for signed modulus.
5301 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
5302 into "((unsigned) X % Y) == 0".
5304 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5306 * sourcebuild.texi (Config Fragments): Use @comma{} in
5307 cross-reference to section title.
5309 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5311 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
5312 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
5313 (gimplify_target_expr, gimplify_expr): Likewise.
5314 (copy_if_shared_r): No longer need special case for BIND_EXPR.
5315 (unshare_body, unvisit_body): Only look at nested if BODY_P is
5316 whole function.
5317 (gimplify_compound_lval): See if we can strip any useless conversion.
5318 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
5319 from RHS, not LHS.
5320 (gimplify_modify_expr_to_memset): Likewise.
5321 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
5322 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
5323 (declare_inline_vars): Likewise.
5324 (walk_type_fields): New function.
5325 (walk_tree): Use it.
5326 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
5328 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
5329 (sra_walk_modify_expr): Allow init function to fail.
5330 (scan_init): Now returns bool.
5331 (generate_element_init): If can't understand INIT, return false.
5332 (scalarize_init): Return false if generate_element_init does.
5334 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
5335 print bounds.
5337 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
5338 bounds if bounds aren't constant.
5340 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
5342 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
5343 to type hooks; remove bogus PARAMS.
5345 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
5347 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
5348 * dwarf2out.c (add_data_member_location_attribute): Check for
5349 TREE_BINFO.
5350 * tree.c (tree_node_kinds): Add "binfos".
5351 (binfo_lang_slots): New.
5352 (make_node_stat): Add TREE_BINFO.
5353 (make_tree_binfo_stat): New.
5354 (tree_node_structure): Add TREE_BINFO.
5355 * tree.def (TREE_BINFO): New.
5356 * tree.h (REC_OR_UNION_CHECK): Rename to ...
5357 (RECORD_OR_UNION_CHECK): ... here.
5358 (NOT_RECORD_OR_UNION_CHECK): New.
5359 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
5360 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
5361 RECORD_OR_UNION_CHECK.
5362 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
5363 (TYPE_LANG_SLOT_1): New.
5364 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
5365 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
5366 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
5367 (BINFO_ELTS): Remove.
5368 (BINFO_LANG_SLOT): New.
5369 (struct tree_binfo): New.
5370 (binfo_lang_slots): Declare.
5371 (enum tree_node_structure_enum): Add TS_BINFO.
5372 (union tree_node): Add binfo.
5373 (make_tree_binfo_stat): Declare.
5374 (make_tree_binfo): New.
5375 (enum tree_node_kind): Add binfo_kind.
5377 * objc/objc-act.c (start_class, objc_declare_protocols,
5378 start_protocols): Use TYPE_LANG_SLOT_1.
5379 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
5380 to ...
5381 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
5382 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
5383 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
5384 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
5386 2004-07-05 Steven Bosscher <stevenb@suse.de>
5388 * rtl.h (struct rtx_def): Remove the integrated flag.
5389 Use the return_val flag for MEM_SCALAR_P.
5390 Reshuffle and update flags in CLEAR_RTX_FLAGS.
5392 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
5394 PR target/16357
5395 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
5396 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
5397 move_by_pieces.
5399 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
5401 * var-tracking.c: Fix some comments.
5402 (frame_stack_adjust): New.
5403 (vt_stack_adjustments): Init stack_adjust of entry block to
5404 minus stack adjustment of function prologue.
5405 (adjust_stack_reference): Do not adjust if adjustment == 0.
5406 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
5407 (emit_notes_in_bb): Likewise.
5408 (vt_add_function_parameters): Do not adjust locations of
5409 function arguments.
5410 (vt_initialize): Compute the stack adjustment of function
5411 prologue and offset the initial "location" of frame_base_decl
5412 from the stack pointer after prologue.
5414 2004-07-04 Richard Henderson <rth@redhat.com>
5416 * function.c (struct assign_parm_data_all): New.
5417 (struct assign_parm_data_one): New.
5418 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
5419 assign_parm_find_data_types, assign_parms_setup_varargs,
5420 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
5421 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
5422 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
5423 assign_parm_setup_block, assign_parm_setup_reg,
5424 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
5425 (assign_parms): ... here.
5427 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
5429 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
5430 now are bitmap_set_t's.
5431 (bitmap_insert_into_set): No point in inserting the value if
5432 it's invariant.
5433 (bitmap_set_contains): New function.
5434 (bitmap_set_replace_value): Add comment on why we do it
5435 this way.
5436 (set_contains): Removed.
5437 (bitmap_set_subtract_from_value_set): New name of
5438 set_subtract now that it's arguments are two different
5439 types of sets.
5440 Update callers.
5441 (bitmap_find_leader): Change algorithm used.
5442 (find_or_generate_expression): Update use of functions for new
5443 bitmap sets.
5444 (create_expression_by_pieces): Ditto.
5445 (insert_aux): Ditto.
5446 (insert): Ditto.
5447 (add_to_sets): Ditto.
5448 (init_pre): Ditto.
5449 (execute_pre): Ditto.
5450 (compute_avail): Ditto.
5451 Also ignore virtual phis.
5453 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5455 * combine.c (simplify_comparison): Fix comment typo.
5457 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5459 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
5460 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
5461 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
5462 (output_restore): Change parameter from 'insn' to 'pat'.
5463 (output_return): Adjust call to output_restore.
5464 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
5465 Adjust call to output_restore.
5467 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5469 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
5470 and assert system is bsd.
5472 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5474 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
5475 (TARGET_SWITCHES): Remove -mdebugc.
5476 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
5477 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
5478 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
5479 (sle_[sd]i_reg): Delete.
5481 2004-07-04 Steven Bosscher <stevenb@suse.de>
5483 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5484 Define.
5485 * config/iq2000/iq2000.md: Translate old pipeline description to an
5486 equivalent new one.
5488 2004-07-04 Roger Sayle <roger@eyesopen.com>
5490 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
5491 Ensure the replacement rhs is valid gimple before performing
5492 the substitution. Return false if these sanity checks fail.
5493 (fold_stmt): Only set changed to true, if set_rhs returns true.
5494 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
5495 succeeds.
5497 2004-07-04 Richard Henderson <rth@redhat.com>
5499 PR c/16348
5500 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
5502 2004-07-04 Mark Mitchell <mark@codesourcery.com>
5504 * configure.ac (ranlib_flags): New variable.
5505 * Makefile.in (RANLIB_FLAGS): New variable.
5506 (libbackend.a): Use it.
5507 * configure: Regenerated.
5509 2004-07-04 Roger Sayle <roger@eyesopen.com>
5511 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
5512 a "sign mask" instead of using ashr_optab directly.
5514 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5516 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
5517 * doc/cppopts.texi: Clarify processing of command-line defines.
5519 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
5521 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
5523 2004-07-04 Richard Henderson <rth@redhat.com>
5525 * rtl.def (ADDRESSOF): Remove.
5526 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
5527 (find_base_term, memrefs_conflict_p): Likewise.
5528 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
5529 (fold_rtx, cse_insn, set_live_p): Likewise.
5530 * dwarf2out.c (mem_loc_descriptor): Likewise.
5531 (add_location_or_const_value_attribute): Likewise.
5532 * emit-rtl.c (copy_insn_1): Likewise.
5533 * explow.c (memory_address): Likewise.
5534 * expmed.c (store_split_bit_field): Likewise.
5535 * expr.c (expand_expr_real_1): Likewise.
5536 * function.c (instantiate_decl
5537 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
5538 * genrecog.c (preds, validate_pattern): Likewise.
5539 * integrate.c (copy_rtx_and_substitute): Likewise.
5540 * recog.c (general_operand, register_operand): Likewise.
5541 (memory_address_p): Likwise.
5542 * reload1.c (eliminate_regs, elimination_effects): Likewise.
5543 * rtl.c (copy_rtx): Likewise.
5544 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
5545 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
5546 * rtlhooks.c (gen_lowpart_general): Likewise.
5547 * stmt.c (expand_asm_operands): Likewise.
5548 * web.c (entry_register, replace_ref, web_main): Likewise.
5549 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
5550 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
5551 * config/arm/arm.c (thumb_rtx_costs): Likewise.
5552 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
5553 * config/frv/frv.c (move_destination_operand, move_source_operand,
5554 condexec_dest_operand, condexec_source_operand,
5555 condexec_memory_operand): Likewise.
5556 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
5557 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
5558 (destination_xfmode_operand): Likewise.
5559 * config/mips/mips.h (PREDICATE_CODES): Likewise.
5560 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
5561 * config/s390/s390.c (general_s_operand): Likewise.
5562 * config/s390/s390.md (mov*): Likewise.
5563 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
5565 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
5566 * expr.c (expand_expr_real_1): Likewise.
5567 * stmt.c (expand_decl): Likewise.
5568 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5570 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
5571 postponed_insns, put_var_into_stack, put_reg_into_stack,
5572 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
5573 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
5574 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
5575 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
5576 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
5577 purge_bitfield_addressof_replacements, purge_addressof_replacements,
5578 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
5579 struct insns_for_mem_walk_info, insns_for_mem_walk,
5580 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
5581 setjmp_protect_args): Remove.
5582 (push_function_context_to): Don't handle var_refs_queue.
5583 (pop_function_context_from, free_after_compilation): Likewise.
5584 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
5585 (assign_parms, allocate_struct_function): Likewise.
5586 (use_register_for_decl): New.
5587 (expand_function_end): Don't setjmp_protect.
5588 * function.h (struct emit_status): Update commentary.
5589 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
5590 (max_parm_reg, parm_reg_stack_loc): Remove.
5591 * passes.c (DFI_addressof): Remove.
5592 (dump_file_info): Remove addressof.
5593 (rest_of_handle_addressof): Remove.
5594 (rest_of_compilation): Don't call it.
5595 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
5596 * stmt.c (expand_decl): Use use_register_for_decl.
5597 * tree.h: Update decls.
5598 * web.c (mark_addressof): Remove.
5599 * doc/invoke.texi (-dF): Remove.
5601 2004-07-03 Richard Henderson <rth@redhat.com>
5603 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
5604 instead of gen_mem_addressof.
5605 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
5606 TImode output register.
5608 2004-07-03 Richard Henderson <rth@redhat.com>
5610 PR tree-optimization/16341
5611 * tree-sra.c (sra_walk_function): Increment to next stmt before
5612 processing the current stmt.
5613 (sra_insert_after): Always use BSI_SAME_STMT.
5615 2004-07-03 Richard Henderson <rth@redhat.com>
5617 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
5618 fp plus with minus.
5620 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5622 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
5623 with tree_int_cst_equal.
5625 2004-07-03 Andreas Schwab <schwab@suse.de>
5627 * config/ia64/ia64.md: Define new attribute "empty".
5628 (prologue_use, nop_x, insn_group_barrier): Set it.
5630 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
5631 skip over "empty" insns.
5633 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5635 * tree-inline.c (initialize_inlined_parameters): Pass proper function
5636 context to gimplify_body.
5637 (walk_tree): Don't walk into types twice.
5638 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
5640 * tree-sra.c (generate_element_init): Remove any useless conversions.
5642 * gimplify.c (gimplify_conversion): Remove stripping useless
5643 conversions from here.
5644 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
5645 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
5646 Unshare before substituting PLACEHOLDER_EXPR.
5647 (gimplify_modify_expr_to_memset): Likewise.
5648 Pass address of TO to memset, not TO itself.
5649 (gimplify_init_constructor): Make copy of OBJECT so we have it each
5650 time we make an expression (to match a PLACEHOLDER_EXPR).
5652 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
5653 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5654 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
5655 * tree-ssa-dom.c (local_fold): Likewise.
5657 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
5658 * langhooks.h (strct lang_hooks): New field type_max_size.
5659 * function.c (assign_temp): Call it.
5661 2004-07-03 Steven Bosscher <stevenb@suse.de>
5663 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
5664 * config/sh/sh.md: Convert the SH1 pipeline description to
5665 a DFA model.
5667 2004-07-02 Zack Weinberg <zack@codesourcery.com>
5669 * c-decl.c (struct c_binding): Remove contour field; add
5670 depth, invisible, nested fields.
5671 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
5672 (B_IN_EXTERNAL_SCOPE): New convenience macros.
5673 (bind): Add invisible and nested arguments. Initialize
5674 new fields of struct c_binding; adjust loop scanning for
5675 insertion point.
5676 (free_binding_and_advance): Clear structure with memset.
5677 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
5678 in file scope, even if it's in external scope too.
5679 (pushdecl): Adjust to match. Create invisible file-scope
5680 declarations for block-scope forward declarations of static functions.
5681 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
5682 (undeclared_variable, lookup_label, declare_label, define_label)
5683 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
5684 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
5685 (store_parm_decls_oldstyle): Adjust to match.
5686 (diagnose_mismatched_decls): Correct handling of linkage clashes.
5687 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
5689 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
5690 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
5692 2004-07-02 Richard Henderson <rth@redhat.com>
5694 * c-decl.c (grokdeclarator): Don't frob current_function_decl
5695 around variable_size.
5696 (set_decl_nonlocal): Remove.
5697 (store_parm_decls): Add stmts for pending sizes.
5698 * calls.c (calls_function, calls_function_1): Remove.
5699 (precompute_arguments): Don't call it.
5700 * cfgexpand.c (set_save_expr_context): Remove.
5701 (tree_expand_cfg): Don't call it.
5702 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
5703 (dwarf2out_finish): Likewise.
5704 * expr.c (emit_block_move): Adjust addresses to BLKmode.
5705 (store_constructor): Don't pre-evaluate SAVE_EXPR.
5706 (safe_from_p): Don't queue SAVE_EXPRs.
5707 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
5708 or build plain VAR_DECLs.
5709 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
5710 (fold): Likewise.
5711 (fold_checksum_tree): Don't special-case SAVE_EXPR.
5712 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
5713 (put_var_into_stack): Don't handle SAVE_EXPR.
5714 (gen_mem_addressof): Likewise.
5715 * function.h (struct function): Remove x_save_expr_regs.
5716 (save_expr_regs): Remove.
5717 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
5718 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
5719 * stor-layout.c (variable_size): Don't set it.
5720 (force_type_save_exprs, force_type_save_exprs_1): Remove.
5721 * tree-inline.c (remap_save_expr): Remove fn argument. Update
5722 all callers. Don't set SAVE_EXPR_CONTEXT.
5723 * tree-inline.h (remap_save_expr): Update decl.
5724 * tree.c (save_expr): Update build size.
5725 (first_rtl_op): Don't handle SAVE_EXPR.
5726 (unsave_expr_1, contains_placeholder_p): Likewise.
5727 (decl_function_context): Likewise.
5728 * tree.def (SAVE_EXPR): Remove args 1 and 2.
5729 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
5730 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
5732 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5734 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
5735 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
5736 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
5737 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
5738 some first-person references and patronizing comments. Based on
5739 printed manual.
5740 * doc/invoke.texi: Don't reference fortran@gnu.org.
5741 * doc/trouble.texi (Warning when a non-void function value is
5742 ignored): Rewrite. From Russ Allbery and Chris Devers.
5744 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
5746 * tree-ssa-pre.c (bitmap_set_t): New.
5747 (bb_value_sets): avail_out is now a bitmap_set_t.
5748 (bitmap_find_leader): New function.
5749 (bitmap_value_insert_into_set): Ditto.
5750 (bitmap_set_copy): Ditto.
5751 (bitmap_value_replace_in_set): Ditto.
5752 (bitmap_set_contains_value): Ditto.
5753 (bitmap_set_new): Ditto.
5754 (bitmap_set_pool): New pool.
5755 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
5756 (insert_aux): Ditto.
5757 (add_to_sets): Ditto.
5758 (compute_avail): Ditto
5759 (eliminate): Ditto.
5760 (init_pre): Ditto.
5761 (fini_pre): Ditto.
5762 (execute_pre): Ditto.
5764 2004-07-02 Roger Sayle <roger@eyesopen.com>
5766 * config/rs6000/rs6000.c (struct processor_costs): New structure
5767 used to hold instruction latencies/sizes for processor types.
5768 (rs6000_cost): New global variable pointing to current CPU's costs.
5769 (rs6000_override_options): Initialize rs6000_cost to point to the
5770 appropriate cost table based upon rs6000_cpu and optimize_size.
5771 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
5772 timings inline.
5774 2004-07-02 Richard Henderson <rth@redhat.com>
5776 * expmed.c (make_tree): Don't use SET_DECL_RTL.
5778 2004-07-02 Steven Bosscher <stevenb@suse.de>
5780 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
5782 2004-07-01 Richard Henderson <rth@redhat.com>
5784 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
5785 (alpha_gp_save_rtx): Use assign_stack_local instead of
5786 gen_mem_addressof.
5788 2004-07-01 Richard Henderson <rth@redhat.com>
5790 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
5791 (alpha_rtx_cost_data): Update to match.
5792 (alpha_rtx_cost_size): New.
5793 (alpha_rtx_costs): Honor optimize_size.
5795 2004-07-01 Richard Henderson <rth@redhat.com>
5797 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
5798 * cfgexpand.c (tree_expand_cfg): Do it here.
5799 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
5800 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
5801 * config/mips/mips.c (mips_output_mi_thunk): And here.
5802 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
5803 * config/sh/sh.c (sh_output_mi_thunk): And here.
5804 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
5806 2004-07-01 Richard Henderson <rth@redhat.com>
5808 * tree.def (RTL_EXPR): Remove.
5809 * c-typeck.c (lvalue_p): Don't handle it.
5810 * expr.c (safe_from_p): Likewise.
5811 (expand_expr_real_1): Likewise.
5812 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
5813 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
5814 * gengtype.c (adjust_field_tree_exp): Likewise.
5815 * stmt.c (warn_if_unused_value): Likewise.
5816 * tree-gimple.c (recalculate_side_effects): Likewise.
5817 * tree-pretty-print.c (dump_generic_node): Likewise.
5818 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
5819 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
5820 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
5822 * stmt.c (struct stmt_status): Remove x_last_expr_type,
5823 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
5824 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
5825 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
5826 all the bits that tracked last_expr.
5827 (expand_end_bindings): Don't track last_expr.
5828 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
5829 (clear_last_expr): Remove.
5830 (expand_asm): Don't call it.
5831 (expand_asm_operands, expand_end_cond): Likewise.
5832 (expand_naked_return, expand_null_return_1): Likewise.
5833 * c-typeck.c (c_begin_compound_stmt): Likewise.
5834 * cfgexpand.c (expand_block): Use expand_expr_stmt.
5835 * expr.c (expand_expr_real_1): Likewise.
5836 * tree.h: Update prototypes.
5838 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
5839 (struct emit_status): Remove sequence_rtl_expr.
5840 (struct function): Remove x_rtl_expr_chain.
5841 (seq_rtl_expr, rtl_expr_chain): Remove.
5842 * function.c (struct temp_slot): Remove rtl_expr.
5843 (assign_stack_temp_for_type): Don't set it.
5844 (free_temp_slots, pop_temp_slots): Don't check it.
5845 (free_after_compilation): Don't clear x_rtl_expr_chain.
5846 (fixup_var_refs): Don't search it.
5847 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
5848 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
5849 or seq_rtl_expr.
5850 (push_topmost_sequence): Likewise.
5851 (end_sequence, init_emit): Likewise.
5852 (start_sequence_for_rtl_expr): Remove.
5853 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
5854 * rtl.h (preserve_rtl_expr_result): Remove.
5856 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
5858 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
5859 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
5860 typos.
5862 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5864 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
5865 (STANDARD_STARTFILE_PREFIX_2): Define.
5866 (standard_startfile_prefix_1): Initialize to
5867 STANDARD_STARTFILE_PREFIX_1.
5868 (standard_startfile_prefix_2): Initialize to
5869 STANDARD_STARTFILE_PREFIX_2.
5870 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
5871 (STANDARD_STARTFILE_PREFIX_1): Define.
5872 (STANDARD_STARTFILE_PREFIX_2): Define.
5873 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
5874 (STANDARD_STARTFILE_PREFIX_2): Document.
5876 2004-07-01 Richard Henderson <rth@redhat.com>
5878 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
5879 in order to disable scalarization. Instead set a flag and wait
5880 for a candidate decl.
5882 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5884 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
5885 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
5886 Use terminology "testsuite" and "enumerated".
5888 2004-07-01 Richard Henderson <rth@redhat.com>
5890 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
5891 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
5892 (initial_return_save): Likewise.
5893 (flush_queued_reg_saves): Remap register numbers.
5894 (dwarf2out_return_reg): Likewise.
5896 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5898 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
5900 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
5901 access functions for lower bound and element size and only output
5902 if lower bound nonzero or element size not same as that of type.
5903 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
5905 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5907 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
5909 2004-07-01 Per Bothner <per@bothner.com>
5911 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
5913 2004-07-01 Jakub Jelinek <jakub@redhat.com>
5915 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
5916 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
5917 first operand. Don't optimize if the bitfield is volatile.
5919 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5921 * c-pretty-print.c (pp_c_postfix_expression): Handle
5922 floating-point comparison operators.
5923 (pp_c_expression): Pass floating-point comparison
5924 operators to pp_c_postfix_expression.
5926 2004-07-01 Roger Sayle <roger@eyesopen.com>
5928 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
5929 rtx_cost instead of "had_mult" to determine whether the transformed
5930 expression is cheaper than the original.
5932 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
5934 * alias.c (get_alias_set, canon_rtx, get_addr,
5935 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
5936 Use MEM_P.
5937 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
5938 expand_builtin): Likewise.
5939 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
5940 Likewise.
5941 * combine.c (can_combine_p, combinable_i3pat, try_combine,
5942 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
5943 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
5944 record_dead_and_set_regs_1, get_last_value_validate,
5945 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
5946 * cse.c (check_dependence, canon_hash, equiv_constant,
5947 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
5948 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
5949 count_reg_usage): Likewise.
5950 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
5951 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
5952 cselib_record_sets): Likewise.
5953 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
5954 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
5955 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
5956 * df.c (df_uses_record): Likewise.
5957 * dojump (do_jump): Likewise.
5958 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
5959 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
5960 decl_start_label): Likewise.
5961 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
5962 operand_subword, change_address_1, make_safe_from): Likewise.
5963 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
5964 stabilize, force_not_mem): Likewise.
5965 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
5966 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
5967 * expr.c (convert_move, convert_modes, emit_block_move,
5968 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
5969 emit_move_insn_1, expand_assignment, store_expr,
5970 store_constructor_field, store_constructor, store_field,
5971 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
5972 Likewise.
5973 * final.c (cleanup_subreg_operands, alter_subreg,
5974 get_mem_expr_from_op): Likewise.
5975 * flow.c (notice_stack_pointer_modification_1,
5976 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
5977 Likewise.
5978 * function.c (mark_temp_addr_taken, preserve_temp_slots,
5979 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
5980 optimize_bit_field, flush_addressof, purge_addressof_1,
5981 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
5982 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
5983 keep_stack_depressed): Likewise.
5984 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
5985 noce_process_if_block, find_memory): Likewise.
5986 * integrate.c (subst_constants, allocate_initial_values): Likewise.
5987 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
5988 update_equiv_regs): Likewise.
5989 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
5990 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
5991 * optabs.c (expand_abs, emit_unop_insn): Likewise.
5992 * passes.c (rest_of_handle_final): Likewise.
5993 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
5994 move2add_note_store): Likewise.
5995 * ra-build.c (detect_remat_webs): Likewise.
5996 * ra-debug.c (dump_static_insn_cost): Likewise.
5997 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
5998 * recog.c (validate_change, apply_change_group, cancel_changes,
5999 validate_replace_rtx_1, general_operand, register_operand,
6000 nonmemory_operand, push_operand, pop_operand, memory_operand,
6001 indirect_operand, asm_operand_ok, offsettable_memref_p,
6002 offsettable_nonstrict_memref_p, constrain_operands,
6003 store_data_bypass_p): Likewise.
6004 * reg-stack.c (subst_stack_regs_pat): Likewise.
6005 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
6006 copy_cost, reg_scan_mark_refs): Likewise.
6007 * regmove.c (optimize_reg_copy_3, stack_memref_p,
6008 combine_stack_adjustments_for_block): Likewise.
6009 * regrename.c (copyprop_hardreg_forward_1): Likewise.
6010 * reload.c (can_reload_into, push_reload, decompose, immune_p,
6011 find_reloads, find_reloads_address, find_reloads_address_1,
6012 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
6013 find_equiv_reg): Likewise.
6014 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
6015 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
6016 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
6017 delete_address_reloads): Likewise.
6018 * resource.c (mark_referenced_resources): Likewise.
6019 * rtlanal.c (get_jump_table_offset, count_occurrences,
6020 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
6021 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
6022 num_sign_bit_copies1): Likewise.
6023 * rtlhooks.c (gen_lowpart_general): Likewise.
6024 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
6025 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
6026 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
6027 sdbout_global_decl): Likewise.
6028 * simplify-rtx.c (simplify_subreg): Likewise.
6029 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
6030 expand_anon_union_decl, expand_end_case_type): Likewise.
6031 * unroll.c (calculate_giv_inc): Likewise.
6032 * var-tracking.c (stack_adjust_offset_pre_post,
6033 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
6034 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
6035 vt_add_function_parameters): Likewise.
6036 * varasm.c (make_var_volatile, notice_global_symbol,
6037 assemble_external, decode_addr_const, mark_weak,
6038 default_encode_section_info): Likewise.
6040 2004-07-01 Steven Bosscher <stevenb@suse.de>
6042 * stmt.c (check_seenlabel): Remove.
6043 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
6045 2004-07-01 Richard Henderson <rth@redhat.com>
6047 * function.h (struct function): Remove x_function_call_count.
6048 (function_call_count): Remove.
6049 * calls.c (expand_call): Don't set it.
6050 * integrate.c (copy_rtx_and_substitute): Likewise.
6052 * function.h (struct function): Remove x_cleanup_label.
6053 (cleanup_label): Remove.
6054 * stmt.c (expand_value_return): Don't use it.
6055 * function.c (free_after_compilation): Don't set it.
6056 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
6057 * cfgexpand.c (tree_expand_cfg): Update call.
6058 * tree.h (expand_function_start): Update decl.
6060 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
6062 PR c/1027
6063 * c-lang.c (c_initialize_diagnostics): Move from here ...
6064 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
6065 (c_tree_printer): Use pretty-printer to format %T.
6066 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
6067 before '*' if not C++.
6068 (pp_c_direct_abstract_declarator): Don't try to print array upper
6069 bound for flexible array members.
6070 * c-tree.h: Include "diagnostic.h".
6071 (c_initialize_diagnostics): Declare.
6072 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
6073 * c-format.c (format_type_warning): New function. Improve
6074 diagnostics for incorrect format argument types.
6075 (check_format_types): Use it. Add two parameters. Use the
6076 TYPE_MAIN_VARIANT of wanted_type.
6077 (check_format_info_main): Pass new parameters to
6078 check_format_types.
6079 (struct format_wanted_type): Update comment.
6081 2004-07-01 Nick Clifton <nickc@redhat.com>
6083 * target.h (struct gcc_target): Add new field to struct cxx:
6084 import_export_class.
6085 * target-def.h (TARGET_CXX): Initialise the new field.
6086 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
6087 the new field.
6088 * doc/tm.texi: Document the new target hook.
6090 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6092 * builtins.c (fold_builtin_classify): Fix typo.
6094 2004-07-01 Richard Henderson <rth@redhat.com>
6096 * function.c (identify_blocks, identify_blocks_1): Remove.
6097 * function.h (identify_blocks): Remove.
6098 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
6100 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6102 * builtins.c (fold_builtin_classify): New.
6103 (fold_builtin_unordered_cmp): Fix commentary.
6104 (fold_builtin): Use it.
6105 * builtins.def: Define builtins for isnan,
6106 isnanf, isnanl, finite, finitef, finitel,
6107 isinf, isinff, isinfl.
6109 2004-07-01 Richard Henderson <rth@redhat.com>
6111 * function.h (struct function): Remove dont_emit_block_notes.
6112 * gimple-low.c (lower_function_body): Don't set it.
6113 * cfgexpand.c (expand_block): Don't check it.
6114 * cfglayout.c (insn_locators_initialize): Likewise.
6115 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
6116 * passes.c (rest_of_compilation): Likewise.
6117 * stmt.c (expand_start_bindings_and_block): Likewise.
6118 (expand_end_bindings): Likewise.
6120 2004-07-01 Richard Henderson <rth@redhat.com>
6122 * cgraph.h (cgraph_build_static_cdtor): Declare.
6123 * cgraphunit.c (cgraph_build_static_cdtor): New.
6124 * c-objc-common.c (build_cdtor): Use it.
6125 * coverage.c (create_coverage): Likewise.
6126 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
6127 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
6129 See ChangeLog.11 for earlier changes.