1 2004-07-29 Diego Novillo <dnovillo@redhat.com>
3 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
4 setting a non-register to UNDEFINED right before the call to
7 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
11 2004-07-29 Diego Novillo <dnovillo@redhat.com>
13 * tree-ssa.c (verify_flow_sensitive_alias_info): When
14 comparing points-to sets of different pointers, make sure the
15 second pointer is actually referenced in the code.
17 2004-07-29 Zack Weinberg <zack@codesourcery.com>
19 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
20 (got_symbolic_operand): Remove unreachable code.
21 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
22 setjmp_operand; add entry for tls_symbolic_operand.
23 * config/ia64/ia64-protos.h: Remove all prototypes of
26 2004-07-29 Mark Mitchell <mark@codesourcery.com>
28 * c-common.h (lang_post_pch_load): New variable.
29 * c-pch.c (lang_post_pch_load): Define it.
30 (c_common_read_pch): Use it.
31 * cgraphunit.c (record_call_1): Give the front end a chance to
32 record additional needed entities when a variable is marked as
34 * tlink.c (recompile_files): Robustify.
35 (scan_linker_output): If a symbol is assigned to a file,
36 but after recompilation is not present there, issue an error
39 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
41 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
42 Take orig_loop argument and pass it to set_level.
43 (schedule_sm): Pass the correct orig_loop to force_move_till.
45 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
47 * cfgloop.c (update_latch_info): Update dominator of the new block.
48 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
50 * dominance.c (verify_dominators): Check that the dominance tree is
52 (recount_dominator): Ignore unreachable blocks.
53 (iterate_fix_dominators): Cleanup old dominance information before
56 2004-07-29 Diego Novillo <dnovillo@redhat.com>
58 * tree-ssa-operands.c (get_expr_operands): Revert changes
59 to ADDR_EXPR processing introduced by:
60 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
61 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
63 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
65 * doc/implement-c.texi: Add C90 subclause references. Point to
66 preprocessor documentation instead of duplicating it. Add points
67 only present in C90. Fill in documentation for all points.
69 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
71 * pa.c (output_movb): Correct typo.
73 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
75 * ra.h (single_reg_in_regclass): Declare.
76 * ra.c (single_reg_in_regclass): Define.
77 (first_hard_reg): New.
78 (init_ra): Initialize single_reg_in_regclass.
79 * ra-colorize.c (ok_class): New.
80 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
82 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
84 * gcov-io.h: Allow zero tag as EOF indicator.
85 (gcov_is_eof): Remove.
86 (gcov_truncate): Remove.
87 * gcov-io.c (gcov_seek): Always SEEK_SET.
88 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
90 * coverage.c (read_counts_file): Don't use gcov_is_eof.
91 * gcov-dump.c (dump_file): Likewise.
92 * gcov.c (read_graph_file, read_count_file): Likewise.
94 * c-decl.c (complete_array_type): Don't gratuitously copy
95 maxindex. Check it always has a type.
97 2004-07-29 Steven Bosscher <stevenb@suse.de>
99 * rtl.c (currently_expanding_to_rtl): New.
100 * rtl.h (currently_expanding_to_rtl): Export it.
101 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
103 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
105 * config/sh/sh.c: Replace rtx_equal_function_value_matters
106 with currently_expanding_to_rtl.
107 * config/sh/sh.md: Likewise.
108 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
110 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
112 Introduce sh2a support.
113 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
114 * config.gcc: Build multilibs for sh2a and sh2a-single by
116 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
117 default. Split their tests out of the corresponding SH4
119 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
121 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
122 * config.gcc: Handle sh2a multilibs and cpu selection.
123 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
124 * config/sh/t-mlib-sh2a: New.
125 * config/sh/t-mlib-sh2a-nofpu: New.
126 * config/sh/t-mlib-sh2a-single: New.
127 * config/sh/t-mlib-sh2a-single-only: New.
128 2004-07-09 Nick Clifton <nickc@redhat.com>
130 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
131 -ml and -m2a are used together.
132 2004-03-23 DJ Delorie <dj@redhat.com>
133 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
134 when we have a double-sized FPU.
135 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
136 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
138 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
139 -msh2a-single and -msh2a-single-only
140 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
141 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
143 2004-02-20 DJ Delorie <dj@delorie.com>
144 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
145 2004-02-20 Fred Fish <fnf@redhat.com>,
146 Corinna Vinschen <vinschen@redhat.com>
147 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
148 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
149 2004-02-18 DJ Delorie <dj@redhat.com>
150 * config/sh/sh.c (broken_move): Add support for movi20.
151 * config/sh/sh.h: Likewise.
152 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
153 * config/sh/sh.md (udivsi3_sh2a): New.
161 (movsi_i): Disable for sh2a.
162 (movsi_ie): Add movi20.
163 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
164 sh2a, for -m2a-nofpu mode.
165 2004-02-13 DJ Delorie <dj@redhat.com>
166 * config/sh/lib1funcs.asm: Handle double vs single better.
167 * config/sh/sh.h: Likewise.
168 2004-02-09 DJ Delorie <dj@redhat.com>
169 * config/sh/crt1.asm: Add support for sh2a.
170 * config/sh/elf.h: Likewise.
171 * config/sh/lib1funcs.asm: Likewise.
172 * config/sh/sh.c: Likewise.
173 * config/sh/sh.md: Likewise.
174 * config/sh/sh.h: Likewise.
175 * config/sh/t-sh: Likewise.
177 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
179 * config/frv/frv.md (movqi_internal, movhi_internal,
180 movsi_internal): Add backup alternatives for memory inputs.
182 2004-07-28 Matt Austern <austern@apple.com>
184 * config/darwin.c (darwin_one_byte_bool): New global variable.
185 * config/darwin.h (darwin_one_byte_bool): Declare.
186 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
187 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
188 value of darwin_one_byte_bool.
189 * doc/invoke.texi: Document -mone-byte-bool flag.
191 2004-07-28 Eric Christopher <echristo@redhat.com>
193 * c-common.c (c_common_unsafe_for_reeval): Delete.
194 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
195 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
196 * calls.c (fix_unsafe_tree): Delete.
197 (expand_call): Delete code which used above.
198 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
199 * expr.c (expand_expr_real_1): Ditto.
200 * fold-const.c (non_lvalue): Ditto.
201 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
202 (lhd_unsafe_for_reeval): Ditto.
203 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
204 * langhooks.h (unsafe_for_reeval): Ditto.
205 (unsave_expr_now): Adjust comment.
206 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
207 (estimate_num_insns_1): Ditto.
208 * tree-pretty-print.c (dump_generic_node): Ditto.
209 * tree.c (expr_align): Ditto.
210 (unsave_expr): Delete.
211 (unsafe_for_reeval): Ditto.
212 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
213 * tree.def (UNSAVE_EXPR): Delete.
214 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
216 2004-07-28 Zack Weinberg <zack@codesourcery.com>
218 * tree.h (enum tls_model): Move ...
219 * coretypes.h: ... here.
221 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
223 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
225 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
227 * cse.c (validate_canon_reg): New function, split out from...
228 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
230 2004-07-28 Diego Novillo <dnovillo@redhat.com>
232 * tree-ssa-alias.c (maybe_create_global_var): Don't just
233 return if .GLOBAL_VAR has been created.
235 2004-07-28 Diego Novillo <dnovillo@redhat.com>
237 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
238 every variable that may have aliases, not just tags.
240 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
242 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
244 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
247 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
250 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
251 output_e500_flip_eq_bit.
253 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
254 output_e500_flip_eq_bit.
255 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
256 output_e500_flip_eq_bit.
257 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
258 (print_operand): case D. Get to EQ bit.
260 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
262 * gcov.c (function_summary): Add missing \n.
264 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
266 Introduce sh4a support.
267 * config.gcc: Handle sh4a multilibs and cpu selection.
268 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
269 * config/sh/t-mlib-sh4a: New.
270 * config/sh/t-mlib-sh4al: New.
271 * config/sh/t-mlib-sh4a-nofpu: New.
272 * config/sh/t-mlib-sh4a-single: New.
273 * config/sh/t-mlib-sh4a-single-only: New.
274 2004-02-20 DJ Delorie <dj@redhat.com>
275 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
276 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
277 2003-08-22 Eric Christopher <echristo@redhat.com>
278 * config/sh/sh4a.md: Update for chip errata.
279 2003-08-07 Eric Christopher <echristo@redhat.com>
280 * config/sh/sh4a.md: New file. sh4a processor description.
281 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
282 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
284 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
285 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
286 * doc/invoke.texi (SH Options): Document -m4al.
287 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
288 * config/sh/sh.c (expand_block_move): Remove commented-out code
289 checked in by mistake.
290 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
291 single elements from SFmode vectors.
292 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
294 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
295 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
296 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
297 sh_fsca_int2sf): Remove variable declarations.
298 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
299 sh_fsca_int2sf): New functions.
300 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
301 sh_fsca_int2sf_rtx): New static variables.
302 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
303 sh_fsca_int2sf): Declare.
304 * config/sh/sh.md: Adjust.
305 * doc/invoke.texi (SH Options): Document new options.
306 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
307 compatibility from SH4 code.
308 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
309 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
311 (memory_movsrc_operand): Renamed to...
312 (unaligned_load_operand): ... this. Simplified.
313 * config/sh/sh.h (PREDICATE_CODES): Adjust.
314 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
315 input operand to SImode, and adjust the others. Introduce
316 post-increment by peephole.
317 * config/sh/sh.c (expand_block_move): Give the target address the
318 same mode as the temp reg.
319 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
321 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
322 Introduce support for SH4a.
323 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
324 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
325 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
326 sh_fsca_int2sf): New.
327 (sh_init_builtins): Initialize them.
328 (print_operand): Support `d'.
329 (expand_block_move): Use movua if src is misaligned.
330 (memory_movsrc_operand): New.
331 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
332 and one of the SH4 macros.
333 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
334 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
335 SELECT_SH4A_SINGLE): New.
336 (TARGET_NONE): Add SH4A_BIT.
337 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
338 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
339 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
340 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
341 (enum processor_type): Added PROCESSOR_SH4A.
342 (PREDICATE_CODES): Add memory_movsrc_operand.
343 * config/sh/sh.md: Removed unused variables.
344 (attr cpu): Add sh4a.
345 (attr type): Add movua, fsrra and fsca.
346 (prefetch): New, for SH4.
347 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
348 (toggle_sz): Set type to fp.
349 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
350 (movua, extv, extzv): New.
351 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
354 2004-07-28 Diego Novillo <dnovillo@redhat.com>
356 * tree-optimize.c (init_tree_optimization_passes): Schedule
357 pass_may_alias right after the program is renamed into SSA.
358 * tree-pass.h (PROP_alias): Define.
359 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
360 * tree-sra.c (pass_sra): Likewise.
361 * tree-ssa-ccp.c (pass_ccp): Likewise.
362 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
363 * tree-ssa-dce.c (pass_dce): Likewise.
364 * tree-ssa-dom.c (pass_dominator): Likewise.
365 * tree-ssa-dse.c (pass_dse): Likewise.
366 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
367 * tree-ssa-loop-ch.c (pass_ch): Likewise.
368 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
369 * tree-ssa-pre.c (pass_pre): Likewise.
370 * tree-tailcall.c (pass_tail_recursion): Likewise.
371 * tree-ssa.c (pass_redundant_phi): Likewise.
372 * tree-ssa-alias.c (aliases_computed_p): Remove.
374 (init_alias_info): Do not mark all type tags for renaming
376 Clear may_aliases from every symbol.
377 (setup_pointers_and_addressables): If a pointer has not been
378 dereferenced and it had a type tag, clear it and mark the old
381 2004-07-28 Diego Novillo <dnovillo@redhat.com>
383 PR tree-optimization/16705
384 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
387 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
389 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
392 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
393 don't make another one.
395 PR optimization/15077
396 * function.h (struct function): Add field saved_static_chain_decl.
397 Fix comment for static_chain_decl.
398 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
399 * tree-inline.h (save_body): Add new arg.
400 * tree-optimize.c (tree_rest_of_compilation): Handle saving
403 2004-07-27 Richard Henderson <rth@redhat.com>
405 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
406 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
407 is_gimple_addressable.
408 * tree-gimple.c (is_gimple_addressable): Rename from
409 is_gimple_addr_expr_arg; accept INDIRECT_REF.
410 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
411 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
412 rename to is_gimple_addressable.
414 2004-07-28 Alan Modra <amodra@bigpond.net.au>
416 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
418 2004-07-27 Richard Henderson <rth@redhat.com>
420 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
423 2004-07-27 Zack Weinberg <zack@codesourcery.com>
425 * libgcc2.c: Change all conditionals testing
426 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
427 * libgcc2.h: Likewise.
428 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
429 TYPE_PRECISION of float80_type to 80.
430 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
431 of fpreg_type and float80_type to 80.
432 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
433 * config/m68k/netbsd-elf.h:
434 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
435 to evaluate to 80 whenever they would formerly have evaluated to 96.
436 * config/i386/sco5.h: Remove unnecessary redefinition of
437 LONG_DOUBLE_TYPE_SIZE.
438 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
439 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
440 XFmode, with a bitsize of 80. Update commentary.
441 * config/ia64/ia64-modes.def: Likewise.
442 * config/m68k/m68k-modes.def: Likewise.
444 2004-07-27 Steven Bosscher <stevenb@suse.de>
446 * cfgexpand.c (tree_expand_cfg): Fix comment.
448 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
449 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
451 (prepare_function_start): Don't set rtx_equal_function_value_matters.
452 * integrate.c (copy_rtx_and_substitute): Don't test for it.
453 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
454 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
455 here again. Update leading comment.
456 * rtl.c (rtx_equal_function_value_matters): Remove.
457 (rtx_equal_p): Don't test for it.
458 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
461 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
462 * rtl.c (note_insn_name): Likewise.
463 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
464 * final.c (final_scan_insn): Likewise.
466 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
467 * passes.c (rest_of_handle_eh): Do it here.
469 * stmt.c (struct nesting): Remove struct nesting block member.
470 (struct stmt_status): Remove x_block_start_count field.
471 (current_block_start_count): Remove.
473 2004-07-27 Brian Booth <bbooth@redhat.com>
475 * tree-optimize.c (register_one_dump_file): Update condition that uses
477 (dup_pass_1): Replace with...
479 (NEXT_PASS): Call next_pass_1.
481 (init_tree_optimization_passes): Remove uses of DUP_PASS.
482 (execute_one_pass): Update condition that uses
484 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
487 2004-07-27 Nick Clifton <nickc@redhat.com>
489 * config/m32r/m32r.c: Include integrate.h in order to get the
490 prototype for get_hard_reg_initial_val().
492 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
493 and tidy up indentation.
494 (final_presence_set): Use absence_set instead, so that if there is
495 nothing in the "o" pipe the "s" pipe can be scheduled.
497 2004-07-27 Diego Novillo <dnovillo@redhat.com>
499 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
500 don't have PT_VARS nor PT_MALLOC set.
501 Clear name tag from pointers that have not been dereferenced.
502 (set_pt_anything, set_pt_malloc): Forward declare.
503 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
504 not type compatibility when determining if a pointer can be
507 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
509 * expr.h (canonicalize_condition, get_condition): Add an int argument.
510 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
511 it to check whether the condition is still valid at the jump insn.
512 * ifcvt.c (noce_get_condition): Likewise.
513 (noce_get_alt_condition): Update call to canonicalize_condition.
514 * loop-iv.c (simplify_using_initial_values): Update call to
515 get_condition. Remove FIXME.
516 (check_simple_exit): Update call to get_condition.
517 * loop-unswitch.c (may_unswitch_on): Likewise.
518 * loop.c (check_dbra_loop): Likewise.
519 (canonicalize_condition, get_condition): Add an argument to say whether
520 the condition must still be valid at INSN.
521 (get_condition_for_loop): Update call to get_condition. Require that
522 the condition be valid at INSN.
523 * predict.c (estimate_probability): Update call to get_condition.
524 Remove unused earliest parameter.
525 (expected_value_to_br_prob): Update call to canonicalize_condition.
527 2004-07-26 Eric Christopher <echristo@redhat.com>
529 * tree-dfa.c (add_referenced_var): Register initializers of global
532 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
534 * config/i386/i386.c (function_arg): Always treat 8-
535 and 16-byte wide vectors the same, even if MMX/SSE
537 (contains_128bit_aligned_vector_p): Add comment.
539 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
541 * ra.h (enum node_type): Rename to:
543 * ra-colorize.c: Likewise.
545 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
547 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
548 after simplifying the jump.
550 2004-06-26 Richard Henderson <rth@redhat.com>
552 * calls.c (combine_pending_stack_adjustment_and_call): Make
553 preferred_unit_stack_boundary argument unsigned. Make
554 unadjusted_alignment unsigned.
555 (expand_call): Make preferred_stack_boundary and
556 preferred_unit_stack_boundary variables unsigned.
557 * function.c (assign_stack_local_1): Make alignment unsigned.
558 * function.h (struct function): Make stack_alignment_needed,
559 preferred_stack_boundary unsigned.
560 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
561 (ix86_compute_frame_layout): Make stack_alignment_needed,
562 preferred_alignment variables unsigned.
563 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
565 2004-07-26 Tom Tromey <tromey@redhat.com>
567 * tree.h: Fix typo in comment.
569 2004-07-26 Daniel Jacobowitz <dan@debian.org>
572 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
573 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
574 (ggc_free): Remove incorrect freeing.
575 (sweep_pages): Advance PP for large pages. Fix indentation.
577 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
579 PR rtl-optimization/16643
580 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
581 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
582 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
583 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
584 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
585 * function.c (thread_prologue_and_epilogue_insns): Likewise.
586 * rtl.h (tracer): Add a flags parameter.
587 * tracer.c (tracer): Pass it to cfg_layout_initialise.
588 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
589 (rest_of_handle_reorder_blocks): Update calls to tracer and
590 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
591 (rest_of_handle_tracer): Pass 0 to tracer.
592 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
594 2004-07-25 David Edelsohn <edelsohn@gnu.org>
597 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
600 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
602 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
603 (BINFO_BASE_ACCESS): Adjust.
604 (BINFO_BASE_ACCESS_APPEND): New.
605 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
606 * dbxout.c (dbxout_type): Adjust binfo access accessing.
607 * dwarf2out.c (gen_member_die): Likewise.
608 * tree-dump.c (deque_and_dump): Likewise.
610 2004-07-26 Falk Hueffner <falk@debian.org>
612 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
615 2004-07-25 Roger Sayle <roger@eyesopen.com>
617 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
618 value off of the stack if TARGET_USE_FFREEP.
620 2004-07-26 Bernardo Innocenti <bernie@develer.com>
622 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
623 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
624 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
625 check on invocation of XRESIZEVEC ().
627 2004-07-26 Bernardo Innocenti <bernie@develer.com>
629 * c-common.c (disable_builtin_function): Rename variable n to
630 new_disabled_builtin.
631 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
632 Rename local variable old to old_decl.
633 * gensupport.c (shift_output_template): Rename parameter old to src.
634 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
635 old_rtx and newx to new_rtx.
637 2004-07-26 Bernardo Innocenti <bernie@develer.com>
639 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
641 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
645 2004-07-25 Roger Sayle <roger@eyesopen.com>
647 * fold-const.c (constant_boolean_node): Make extern.
648 (make_range): Wrap long lines.
649 (fold_cond_expr_with_comparison): Remove unnecessary call to
650 pedantic_non_lvalue. Add missing calls to fold_convert.
651 (fold_truthop): Add missing calls to fold_convert.
653 * tree.h (constant_boolean_node): Add prototype here.
654 * builtins.c (expand_builtin_strncmp): Add missing calls to
656 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
657 Call fold_convert and constant_boolean_node to correct types.
658 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
659 missing call to fold_convert to correct types.
661 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
662 Brian Ryner <bryner@brianryner.com>
666 * c-common.c (c_common_attribute_table): Allow
667 handle_visibility_attribute to be called for types.
668 (handle_visibility_attribute) When given a type, set the visibility
669 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
670 so that we can check later whether the attribute was present. Added
671 warning if attribute applied to non class type.
672 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
673 decls and checking that they are consistent.
674 * common.opt: Added -fvisibility.
675 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
676 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
677 * flags.h, tree.h: Added assorted support defines for overall patch
678 * opts.c: Added parsing support for -fvisibility.
679 * tree.c (build_decl): Set visibility for all decls to be whatever
680 is in force at that time.
681 * varasm.c (default_binds_local_p_1): Reworked logic determining
682 when to make a symbol locally bound.
683 * doc/invoke.texi: Added documentation for -fvisibility and
684 -fvisibility-inlines-hidden.
686 2004-07-25 Bernardo Innocenti <bernie@develer.com>
688 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
689 * c-common.c: Add missing casts from void * to other types.
690 * c-decl.c: Likewise.
691 * c-format.c: Likewise.
693 * c-pragma.c: Likewise.
694 * c-typeck.c: Likewise.
695 * defaults.h: Likewise.
696 * genconstants.c: Likewise.
697 * gengtype-lex.l: Likewise.
698 * genmodes.c: Likewise.
699 * read-rtl.c: Likewise.
702 2004-07-25 Bernardo Innocenti <bernie@develer.com>
704 * bitmap.c: Use type-safe memory allocation macros from libiberty.
705 * c-common.c: Likewise.
706 * c-decl.c: Likewise.
707 * c-lang.c: Likewise.
709 * c-opts.c: Likewise.
710 * c-parse.in: Likewise.
711 * c-typeck.c: Likewise.
712 * genconditions.c: Likewise.
713 * gengtype-lex.l: Likewise.
714 * gengtype-yacc.y: Likewise.
715 * gengtype.c: Likewise.
716 * genmodes.c: Likewise.
717 * gensupport.c: Likewise.
718 * read-rtl.c: Likewise.
719 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
722 2004-07-25 Bernardo Innocenti <bernie@develer.com>
724 * c-decl.c (groktypename, groktypename_in_param_context): Rename
725 variable typename to type_name.
726 * c-lex.c (interpret_float): Likewise.
728 2004-07-25 Roger Sayle <roger@eyesopen.com>
730 * convert.c (convert_to_real, convert_to_integer,
731 convert_to_complex): Replace calls to build with calls to buildN.
732 * coverage.c (tree_coverage_counter_ref): Likewise.
733 * dojump.c (do_jump): Likewise.
734 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
735 * emit-rtl.c (component_ref_for_mem_expr,
736 set_mem_attributes_minus_bitpos): Likewise.
737 * explow.c (update_nonlocal_goto_save_area): Likewise.
738 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
739 expand_mult_add): Likewise.
740 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
741 store_constructor, get_inner_reference, expand_expr_real_1,
742 try_casesi, try_tablejump): Likewise.
743 * function.c (expand_function_start): Likewise.
744 * stmt.c (emit_case_bit_tests, expand_end_case_type,
745 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
746 * stor-layout.c (place_union_field, layout_type): Likewise.
747 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
748 * varasm.c (copy_constant): Likewise.
750 2004-07-25 Bernardo Innocenti <bernie@develer.com>
752 * c-common.c: Rename all identifiers named `new'.
753 * c-decl.c: Likewise.
754 * gensupport.c: Likewise.
755 * simplify-rtx.c: Likewise.
756 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
758 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
761 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
764 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
765 declarations until after calling pushdecl.
766 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
767 "extern" and not on whether the declaration is initialized.
769 2004-07-25 Daniel Jacobowitz <dan@debian.org>
771 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
772 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
773 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
774 "cpplib.h", "c-pragma.h", "c-common.h".
775 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
776 (solaris_register_pragmas): New functions.
777 * config/sol2-protos.h: New file.
778 * config/sol2.c: New file.
779 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
780 (REGISTER_TARGET_PRAGMAS): New macros.
781 (solaris_pending_aligns, solaris_pending_inits)
782 (solaris_pending_finis): New variables.
783 * config/t-sol2 (sol2-c.o): Update dependencies.
785 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
786 SUBTARGET_INSERT_ATTRIBUTES.
787 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
788 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
789 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
790 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
791 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
792 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
793 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
794 * config/sparc/sparc.c (sparc_attribute_table): New.
795 (TARGET_INSERT_ATTRIBUTES): Define in terms of
796 SUBTARGET_INSERT_ATTRIBUTES.
797 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
799 * doc/extend.texi (Solaris Pragmas): New section.
801 2004-07-25 Bernardo Innocenti <bernie@develer.com>
803 * c-common.c: Rename all identifiers named `class' to `cl'.
804 * c-common.h: Likewise.
805 * c-parse.in: Likewise.
806 * c-typeck.c: Likewise.
807 * genmodes.c: Likewise.
812 * regrename.c: Likewise.
814 * c-common.c (builtin_function_2): Change type of 5th parameter from
815 int to enum built_in_function. Change type of 8th parameter from int
817 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
819 * c-typeck.c (convert_arguments): Change type of formal_prec from
821 * genmodes.c (blank_mode): Make a few negative constants unsigned.
822 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
823 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
824 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
825 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
826 iterator to for_all_modes () instead of an enum because enums can't
827 be incremented in C++.
830 2004-07-25 Daniel Jacobowitz <dan@debian.org>
832 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
835 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
837 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
838 Handle ARRAY_RANGE_REF like ARRAY_REF.
840 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
842 * c-typeck.c (digest_init): Don't allow arrays of signed or
843 unsigned variants of wchar_t to be initialized by wide string
844 constants. Do allow arrays of enumerated types compatible with
845 wchar_t to be initialized by wide string constants. Refine tests
846 distinguishing wide and narrow strings and arrays. Give specific
847 error for arrays of other integer types initialized by string
849 (output_init_element, process_init_element): Check for
850 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
851 initializing with string constants.
853 2004-07-25 Richard Henderson <rth@redhat.com>
855 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
857 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
858 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
859 DECL_IGNORED_P to new decl.
861 2004-07-24 Zack Weinberg <zack@codesourcery.com>
863 * config/ia64/ia64.c (general_xfmode_operand)
864 (destination_xfmode_operand): Delete.
865 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
866 * config/ia64/ia64.md (*movxf_internal): Use general_operand
867 and destination_operand.
869 2004-07-24 Alexander Kabaev <kan@freebsd.org>
871 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
872 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
874 2004-07-24 Alexander Kabaev <kan@freebsd.org>
875 Zack Weinberg <zack@codesourcery.com
878 * c-decl.c (diagnose_mismatched_decls): Don't issue a
879 redundant-declaration warning the first time a builtin is
882 2004-07-25 Bernardo Innocenti <bernie@develer.com>
884 * tree.h (staticp): Change return type to bool.
886 2004-07-25 Bernardo Innocenti <bernie@develer.com>
888 * c-common.c (c_staticp): Last episode of the staticp saga.
890 2004-07-25 Bernardo Innocenti <bernie@develer.com>
892 * c-common.h (c_staticp): Change return type from int to bool.
893 * tree.c (staticp): Likewise.
894 * langhooks.h (staticp): Likewise.
896 2004-07-25 Bernardo Innocenti <bernie@develer.com>
898 * langhooks-def.h (lhd_staticp): Change return type from int to
899 bool in prototype to match definition.
901 2004-07-25 Bernardo Innocenti <bernie@develer.com>
903 * system.h (bool, true, false): Don't redefine as preprocessor macros
906 2004-07-24 Roger Sayle <roger@eyesopen.com>
908 * expmed.c (init_expmed): A signed modulus by a power of two is
909 considered cheap if its less than or equal to four instructions.
911 2004-07-25 Bernardo Innocenti <bernie@develer.com>
913 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
914 GGC_CNEWVAR): New macros.
916 2004-07-25 Bernardo Innocenti <bernie@develer.com>
918 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
920 * c-decl.c: Likewise.
921 * c-format.c: Likewise.
923 * c-opts.c: Likewise.
924 * c-pragma.c: Likewise.
925 * c-typeck.c: Likewise.
926 * gencheck.c: Likewise.
927 * genconditions.c: Likewise.
928 * genconfig.c: Likewise.
929 * genflags.c: Likewise.
930 * gengtype.c: Likewise.
931 * gensupport.c: Likewise.
932 * ggc-none.c: Likewise.
933 * langhooks.c: Likewise.
934 * statistics.h: Likewise.
935 * stub-objc.c: Likewise.
936 * java/decl.c: Likewise.
938 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
940 * config/m68k/m68k.c (output_scc_di): Fix coding style.
941 (symbolic_operand): Fix prototype.
942 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
943 * config/m68k/m68k.md: Add constants for registers a0 and sp and
944 use them, change from the "{...}" syntax to the simpler {...}
946 (*cfv4_extendqisi2): Fix destination predicate.
947 * config/m68k/m68k-protos.h: Remove various declarations also
948 generated via PREDICATE_CODES.
950 2004-07-23 Mike Stump <mrs@apple.com>
952 * c-typeck.c (convert_for_assignment): Tightened up pointer
953 converstions that differ in signedness.
955 2004-07-23 Zack Weinberg <zack@codesourcery.com>
957 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
959 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
961 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
962 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
964 * gimplify.c (gimplify_compound_lval): Check for no handled
965 operations, rather than checking for explicit list of nodes.
966 (is_gimple_addr_expr_arg_or_indirect): New function.
967 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
968 redundant setting of TREE_INVARIANT.
969 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
970 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
972 2004-07-23 Diego Novillo <dnovillo@redhat.com>
974 PR tree-optimization/16688
975 PR tree-optimization/16689
976 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
977 unnecessary initialization of 'tag'.
978 (get_tmt_for): Check that the new type tag has the same alias
979 set as the pointed-to type.
980 (group_aliases): Only regular variables need to be removed
981 from the alias set of a name tag.
982 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
983 propagation if the two types are not compatible.
984 (merge_alias_info): Rename from replace_ssa_names_ann.
986 (replace_exp_1): If both arguments are SSA_NAMEs, check that
987 the propagation can be done.
988 Only call merge_alias_info on pointers.
989 (propagate_value): Likewise.
990 * tree-ssa-copyrename.c: Include langhooks.h.
991 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
993 Do not coalesce variables with incompatible types.
994 (rename_ssa_copies): Call replace_ssa_name_symbol.
995 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
996 the same type as the underlying _DECL.
997 * tree-ssanames.c (replace_ssa_name_symbol): New function.
998 * tree.h (replace_ssa_name_symbol): Declare.
1000 2004-07-23 Richard Henderson <rth@redhat.com>
1003 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
1004 unshare it properly.
1005 (gimplify_modify_expr_rhs): Push assignment from a conditional into
1006 the conditional for all non-register types.
1008 2004-07-23 Richard Henderson <rth@redhat.com>
1010 * expr.c (expand_expr_real_1): Don't handle non-local variables.
1011 * expr.h (fix_lexical_addr): Remove.
1012 * function.c (NEED_SEPARATE_AP): Remove.
1013 (fix_lexical_addr): Remove.
1014 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
1015 not null decl_function_context.
1016 (create_alias_vars): Likewise.
1017 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
1018 (simple_goto_p): Likewise.
1019 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
1020 * tree-ssa-ccp.c (get_default_value): Likewise.
1021 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1022 * tree.c (needs_to_live_in_memory): Likewise.
1023 * tree-flow-inline.h (may_be_aliased): Move...
1024 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
1025 when TREE_STATIC variables may be addressable.
1027 2004-07-24 Jakub Jelinek <jakub@redhat.com>
1029 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
1031 2004-07-23 Zack Weinberg <zack@codesourcery.com>
1033 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
1034 bitmap contents if GENERATOR_FILE is defined.
1035 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
1036 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
1038 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
1040 * c-decl.c (start_function): Form composite type of function types
1041 rather than copying type from previous prototype declaration.
1043 2004-07-23 Janis Johnson <janis187@us.ibm.com>
1045 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
1046 the const qualifier for the second argument in the C++ functions.
1048 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
1049 specific pointer types.
1051 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
1052 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
1053 for vector bool and/or vector pixel, add C++ and C missing support.
1054 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
1055 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
1056 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
1057 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
1058 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
1059 missing C++ and C support for vector bool and/or vector pixel.
1060 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
1061 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
1062 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
1063 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
1064 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
1065 C++ and C types used for vector bool and/or vector pixel.
1066 (vec_st, vec_stl): Add C++ support for vector pixel.
1067 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
1068 (vec_all_ne): Add C++ support for vector pixel.
1070 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
1071 (vec_vmulesb): Add missing C++ function.
1072 (vec_perm): Fix type of third argument in C++ function.
1073 (vec_vsum4shs): Fix C++ function name.
1074 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
1075 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
1076 argument passed to the error handler in C macro.
1077 (vec_nmsub): Remove extra parens around argument names in C macro.
1078 (vec_packpx): Add missing parens in C macro.
1080 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1082 * machmode.def: Remove vector modes.
1083 * config/alpha/alpha-modes.def: Add supported vector modes.
1084 * config/arm/arm-modes.def: Likewise.
1085 * config/frv/frv-modes.def: Likewise.
1086 * config/i386/i386-modes.def: Likewise.
1087 * config/rs6000/rs6000-modes.def: Likewise.
1088 * config/sh/sh-modes.def: Likewise.
1090 2004-07-23 Matthias Klose <doko@debian.org>
1092 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
1093 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
1094 * config.h: Regenerate.
1095 * configure: Likewise.
1097 2004-07-22 Mark Mitchell <mark@codesourcery.com>
1099 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
1100 generated SYMBOL_REFs for labels.
1101 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
1103 (machopic_stub_name): Remove.
1104 (machopic_indirection_name): New function.
1105 (machopic_mcount_stub_name): Likewise.
1106 (machopic_classify_name): Remove.
1107 (machopic_function_base_sym): New function.
1108 (machpoic_classify_symbol): Likewise.
1109 (machopic_classify_ident): Remove.
1110 (machopic_define_ident): Likewise.
1111 (machopic_define_name): Likewise.
1112 (machopic_name_defined_p): Likewise.
1113 (machopic_ident_defined_p): Likewise.
1114 (darwin_strip_name_encoding): Likewise.
1115 (machopic_define_symbol): New function.
1116 * config/darwin.c (hashtab.h): Include.
1117 (machopic_defined_list): Remove.
1118 (machopic_classify_ident): Likewise.
1119 (machopic_classify_name): Likewise.
1120 (machopic_ident_defined_p): Likewise.
1121 (machopic_define_ident): Likewise.
1122 (machopic_define_name): Likewise.
1123 (machopic_symbol_defined_p): New function.
1124 (machopic_classify_symbol): Likewise.
1125 (machopic_data_defined_p): Use machopic_classify_symbol.
1126 (machopic_define_symbol): New function.
1127 (machopic_function_base_sym): New function.
1128 (machopic_non_lazy_pointers): Remove.
1129 (machopic_non_lazy_ptr_name): Likewise.
1130 (machopic_stubs): Likewise.
1131 (machopic_stub_name): Likewise.
1132 (NON_LAZY_POINTER_SUFFIX): New macro.
1133 (STUB_SUFFIX): Likewise.
1134 (machopic_indirection): New structure.
1135 (machopic_indirections): New variable.
1136 (machopic_indirection_hash): New function.
1137 (machopic_indirection_eq): Likewise.
1138 (machopic_indirection_name): Likewise.
1139 (machopic_mcount_stub_name): New function.
1140 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
1142 (machopic_indirect_data_reference): Rework to use new functions.
1143 (machopic_indirect_call_target): Likewise.
1144 (machopic_legitimize_pic_address): Likewise.
1145 (machopic_output_indirection): New function.
1146 (machopic_finish): Use it.
1147 (machopic_operand_p): Rework to use new functions.
1148 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
1149 (darwin_strip_name_encoding): Remove.
1150 (update_non_lazy_ptrs): Remove.
1151 (update_stubs): Likewise.
1152 (darwin_non_lazy_pcrel): Use new functions.
1153 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1154 (ASM_OUTPUT_LABELREF): Likewise.
1155 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1156 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
1157 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
1158 (TARGET_STRIP_NAME_ENCODING): Do not use
1159 darwin_strip_name_encoding.
1160 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
1161 darwin_strip_name_encoding.
1162 * config/i386/darwin.h (FUNCTION_PROFILER): Use
1163 machopic_mcount_stub_name.
1164 * config/i386/i386.c (x86_output_mi_thunk): Use
1165 machopic_indirection_name, not machopic_stub_name.
1166 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
1167 machopic_function_base_sym.
1168 (print_operand): Use machopic_classify_symbol.
1169 (rs6000_emit_prologue): Use machopic_function_base_sym.
1170 (output_profile_hook): Do not use machopic_stub_name.
1171 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
1173 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1176 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
1179 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1181 * doc/implement-c.texi: New file.
1182 * doc/extend.texi (C Implementation): Move to there.
1183 * doc/gcc.texi: Include implement-c.texi.
1184 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
1186 2004-07-22 Jason Merrill <jason@redhat.com>
1188 * integrate.c (copy_decl_for_inlining): Remove invisible reference
1190 * tree-inline.c (setup_one_parameter): Likewise.
1192 2004-07-22 Brian Booth <bbooth@redhat.com>
1194 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
1195 (substitute_and_fold): Propigate into VUSE operands when possible.
1196 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
1197 (cp_lattice_meet): Handle merging of latticevalues when
1198 UNKNOWN_VAL is present.
1199 (visit_stmt): Visit assignments with V_MUST_DEFs.
1200 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
1201 (ccp_fold): Deal with RHS' that are constant and virtual.
1202 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
1203 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
1204 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
1205 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
1206 computing immediate uses.
1207 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
1209 (replace_vuse_in): New function.
1210 (likely_value): Add check of vuse operands.
1211 (get_default_value): Set the default value of virtually defined
1212 variables to UKNOWN_VAL instead of VARYING.
1214 2004-07-22 Richard Henderson <rth@redhat.com>
1216 * expr.c (emit_push_insn): Don't use set_mem_attributes.
1218 2004-07-22 Richard Henderson <rth@redhat.com>
1220 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
1221 variables due to conditional compilation.
1223 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1225 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
1226 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
1227 Release SSA names that have been re-renamed.
1228 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
1230 * tree-ssa-alias.c (init_alias_info): If aliases have been
1231 computed before, clear existing alias information.
1232 (create_name_tags): Do no fixup PT_ANYTHING pointers.
1233 If the new name tag for a pointer is different than the one it
1234 had before, mark the old tag for renaming.
1235 (replace_may_alias): New function.
1236 (group_aliases): Call it.
1237 (setup_pointers_and_addressables): Always call get_tmt_for.
1238 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
1240 (set_pt_anything): New local function.
1241 (set_pt_malloc): New local function.
1242 (merge_pointed_to_info): Don't merge pointed-to variables from
1243 the original pointer if the destination is pointing to an
1245 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
1246 (add_pointed_to_var): Do not add a variable to the points-to
1247 set if the pointer is already pointing to anywhere.
1248 (collect_points_to_info_r): If the defining statement is a PHI
1249 node, only merge pointed-to information if the argument has
1250 already been visited.
1251 (get_tmt_for): Only create a new tag if the pointer didn't
1253 (dump_alias_info): Emit more information.
1254 (dump_points_to_info_for): Likewise.
1255 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
1256 try to get the annotation of an SSA_NAME.
1257 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
1258 alias sets when checking is enabled.
1259 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
1260 (eliminate): Mark basic blocks that will need
1261 EH information cleaned up.
1262 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
1264 Initialize need_eh_cleanup.
1265 (fini_pre): Call tree_purge_all_dead_eh_edges and
1266 cleanup_tree_cfg if needed.
1267 Free need_eh_cleanup.
1268 * tree-ssa.c (verify_ssa_name): New function.
1269 (verify_def): Call it.
1270 Re-arrange to avoid printing too many error messages.
1271 (verify_use): Likewise.
1272 (verify_phi_args): Likewise.
1273 (verify_flow_insensitive_alias_info): New function.
1274 (verify_flow_sensitive_alias_info): New function.
1275 (verify_alias_info): New function.
1276 (verify_ssa): Call verify_alias_info.
1277 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
1279 Re-arrange to avoid printing too many error messages.
1280 * tree-ssanames.c (make_ssa_name): Clear
1281 SSA_NAME_IN_FREE_LIST.
1282 (release_ssa_name): Never release a default definition.
1283 (release_defs): New function.
1284 * tree.h: Declare it.
1285 * tree-ssa-dce.c (remove_dead_stmt): Call it.
1287 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1289 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
1290 If true, do a depth-first search. Do a breadht-first search,
1292 (walk_use_def_chains): Add new argument IS_DFS.
1294 * tree-flow.h (walk_use_def_chains): Update prototype.
1296 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
1298 * config/cris/cris.md: Tweak formatting.
1299 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
1300 (mover2side, moverside, movemside, movei, op3, andu): Replace
1301 live define_peephole:s with define_peephole2 near-equivalents.
1303 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
1305 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1306 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
1307 "*mov_sidesi_mem" respectively.
1309 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1311 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
1312 (gimplify_build1): Move from tree-complex.c do_unop.
1313 (gimplify_build2): Move from tree-complex.c do_binop.
1314 (gimplify_build3): New.
1315 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
1316 Adjust throughout to call the functions above.
1317 * tree-flow.h: Declare the functions above.
1318 * tree-nested.c (gimplify_val): Rename to...
1319 (tsi_gimplify_val): ... this.
1321 * Makefile.in (tree_complex.o): Update dependencies.
1322 (stor-layout.o): Depend on regs.h.
1323 * c-common.c (handle_vector_size_attribute): Update for
1324 vector types without corresponding vector modes.
1325 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
1326 a corresponding vector mode is not available.
1327 * print-tree.c (print_node): Print nunits for vector types
1328 * regclass.c (have_regs_of_mode): New.
1329 (init_reg_sets_1): Initialize it and use it instead
1330 of allocatable_regs_of_mode.
1331 * regs.h (have_regs_of_mode): Declare it.
1332 * stor-layout.c (layout_type): Pick a mode for vector types.
1333 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
1334 build_replicated_const, do_unop, do_binop, do_plus_minus,
1335 do_negate, expand_vector_piecewise, expand_vector_parallel,
1336 expand_vector_addition, expand_vector_operations_1,
1337 expand_vector_operations, tree_lower_operations,
1338 pass_lower_vector_ssa, pass_pre_expand): New.
1339 (expand_complex_operations, pass_lower_complex): Remove.
1340 * tree-optimize.c (init_tree_optimization_passes): Adjust
1341 pass ordering for changes in tree-complex.c.
1342 * tree-pass.h: Declare new passes.
1343 * tree.c (finish_vector_type): Remove.
1344 (make_vector_type): New.
1345 (build_vector_type_for_mode, build_vector_type): Rewritten.
1346 * tree.def (VECTOR_TYPE): Document where the number of
1348 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
1349 (make_vector): Remove declaration.
1351 2004-07-21 Richard Henderson <rth@redhat.com>
1353 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
1354 TREE_THIS_VOLATILE, may_aliases, or optimization level.
1355 (remove_useless_vars): Dump debugging info.
1356 (expand_used_vars): Move ...
1357 * cfgexpand.c (expand_used_vars): ... here. Make static.
1358 * tree-flow-inline.h (set_is_used): New.
1359 (set_default_def): Use get_var_ann.
1360 * tree-flow.h: Update decls.
1361 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
1362 (create_ssa_var_map): Use it.
1363 * tree-ssa.c (set_is_used): Remove.
1365 2004-07-22 Ben Elliston <bje@au.ibm.com>
1367 * gdbinit.in: Set a breakpoint on internal_error.
1369 2004-07-21 Richard Henderson <rth@redhat.com>
1371 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
1372 to create a new basic block.
1374 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1377 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
1378 return type on function definitions. Move other warnings for
1379 qualified return type to -Wreturn-type. Do not condition any such
1380 warnings on -pedantic. Update comments.
1381 (start_function): Only copy function type from previous prototype
1382 declaration if return types are compatible.
1383 * c-typeck.c (function_types_compatible_p): Don't condition
1384 warning for incompatibility of volatile qualifiers on the return
1385 type on -pedantic. Update comment.
1386 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
1388 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1390 * c-typeck.c (set_init_index): Require designator to be of integer
1393 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1396 * c-parse.in (init): Change to exprtype.
1397 (primary): Set original_code for STRING to STRING_CST.
1398 Call maybe_warn_string_init for compound literals.
1399 (initdcl, notype_initdcl): Call maybe_warn_string_init.
1401 * c-tree.h (maybe_warn_string_init): New.
1402 (pop_init_level, process_init_element): Use struct c_expr.
1403 (struct c_expr): Update comment.
1404 * c-typeck.c (maybe_warn_string_init): New function.
1405 (digest_init): Call it. Additional parameter strict_string. All
1407 (output_init_element): Likewise.
1408 (struct constructor_stack): Use struct c_expr for
1410 (really_start_incremental_init, push_init_level): Update.
1411 (pop_init_level): Update. Return struct c_expr.
1412 (process_init_level): Update. Take struct c_expr argument.
1414 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
1416 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
1419 2004-07-21 Eric Christopher <echristo@redhat.com>
1421 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
1423 * c-decl.c (pop_scope): Ditto.
1424 * calls.c (expand_call): Remove call to current_nesting_level,
1425 update comment accordingly. Remove calls to expand_start_target_temps
1426 and expand_end_target_temps.
1427 * cfgexpand.c (construct_init_block): Remove call to
1428 expand_start_bindings_and_block.
1429 (construct_exit_block): Remove call to expand_end_bindings.
1430 * expr.c (safe_from_p): Remove BIND_EXPR handling.
1431 (expand_expr_real_1): Ditto. Fix formatting.
1432 (expand_vars): Delete.
1433 * stmt.c (POPSTACK): Remove block_stack.
1434 (stmt_status): Remove x_block_stack.
1435 (block_stack): Delete.
1436 (expand_start_bindings_and_block): Ditto.
1437 (expand_start_target_temps): Ditto.
1438 (expand_end_target_temps): Ditto.
1439 (current_nesting_level): Ditto.
1440 (warn_about_unused_variables): Ditto.
1441 (expand_end_bindings): Ditto.
1442 * tree.h: Remove declarations for above.
1444 2004-07-21 Steven Bosscher <stevenb@suse.de>
1446 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
1447 * rtl.c (note_insn_name): Likewise.
1448 * print-rtl.c (print_rtx): Don't print it.
1449 * cfgrtl.h (can_delete_note_p): Don't handle it.
1450 (rtl_delete_block): Likewise.
1451 * passes.c (rest_of_handle_guess_branch_prob): Remove.
1452 (rest_of_compilation): Don't call it.
1453 * predict.c (process_note_predictions, process_note_prediction,
1454 note_prediction_to_br_prob): Remove.
1455 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
1456 * stmt.c (return_prediction): Remove.
1457 (expand_value_return): Don't call it. Don't add prediction
1458 notes for return statements.
1460 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
1462 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
1465 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
1467 * c-common.c (vector_types_convertible_p): Use vector types'
1468 TYPE_SIZE and TREE_TYPE instead of their mode.
1469 * convert.c (convert_to_integer): Likewise.
1470 (convert_to_vector): Likewise.
1471 * fold-const.c (fold_convert): Likewise.
1472 * varasm.c (output_constant): Likewise.
1473 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
1474 Allow a VECTOR_TYPE initializer to be made of several vectors.
1475 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
1476 of cleared and need_to_clear, and use fold_convert.
1477 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
1480 2004-07-20 Richard Henderson <rth@redhat.com>
1482 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
1483 (expand_gimple_basic_block): out from here. Renamed from expand_block.
1485 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
1487 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
1488 enormous cost if not TARGET_HARD_MUL.
1490 2004-07-20 Andrew Pinski <apinski@apple.com>
1493 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
1496 2004-07-21 Paul brook <paul@codesourcery.com>
1498 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
1500 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1502 * fold-const.c (operand_equal_p): Temporarily support NULL args.
1503 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
1504 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
1506 2004-07-20 Zack Weinberg <zack@codesourcery.com>
1508 * rtl.h (plus_constant): Delete.
1509 (plus_constant_wide): Rename to plus_constant.
1510 (plus_constant_for_output_wide): Delete vestigial prototype.
1511 (GEN_INT): Remove unnecessary cast.
1512 * tree.h (build_int_2, size_int_type): Delete.
1513 (build_int_2_wide): Rename to build_int_2.
1514 (size_int_wide): Rename to size_int_kind.
1515 (size_int_type_wide): Rename to size_int_type.
1516 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
1517 Remove unnecessary cast.
1518 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
1519 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
1520 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
1521 (size_int_type_wide): Rename size_int_type.
1522 (int_const_binop): Use size_int_type.
1523 * c-lex.c (interpret_integer): Use build_int_2.
1524 * final.c (split_double): Remove unnecessary casts.
1525 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
1527 2004-07-20 Richard Henderson <rth@redhat.com>
1529 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
1530 (gimplify_compound_lval): Use is_gimple_tmp_reg.
1531 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
1532 (is_gimple_tmp_reg): New.
1533 * tree-gimple.h (is_gimple_tmp_reg): Declare.
1535 2004-07-20 Richard Henderson <rth@redhat.com>
1537 * tree-pretty-print.c (dump_generic_node): Dump
1538 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
1540 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
1542 * tree-mudflap.c (mf_set_options_fndecl): New tree.
1543 (mudflap_init): Set it.
1544 (mudflap_register_call): Remove __mf_init call.
1545 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
1546 to pass "-ignore-reads" option to libmudflap if needed.
1548 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
1551 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
1552 (MAKE_DECL_ONE_ONLY): Undefine.
1553 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
1554 readonly_data, one_only_data_section, forget_section): New prototypes.
1555 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
1557 (pa_select_section): Add one-only (COMDAT) support.
1558 * pa.h (struct machine_function): Define.
1559 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
1560 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
1561 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
1562 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
1563 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
1564 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
1565 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
1566 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
1567 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
1568 for EXTRA_SECTION_FUNCTIONS.
1569 * doc/install.texi: Update binutils requirements.
1571 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1573 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
1574 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
1575 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
1577 (struct VEC): Use unsigned for num and alloc.
1578 * vec.c (struct vec_prefix): Likewise.
1579 (vec_o_reserve): Adjust.
1581 * dbxout.c (dbxout_type): Fix printf format.
1583 * tree.h (binfo_member): Remove.
1584 * tree.c (binfo_member): Remove.
1586 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1588 * tree.h: Include vec.h
1589 (DEF_VEC_P(tree)): New type.
1590 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
1591 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
1592 (BINFO_LANG_SLOT): Remove.
1593 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
1594 (struct tree_binfo): Turn base_binfos into a trailing
1595 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
1596 (binfo_lang_slots): Remove.
1597 * tree.c (binfo_lang_slots): Remove.
1598 (make_tree_binfo_stat): Take a base binfo count, not a
1599 lang slot count. Adjust.
1600 * Makefile.in (TREE_H): Add vec.h
1601 * alias.c (record_component_aliases): Adjust BINFO access.
1602 * dbxout.c (dbxout_type): Likewise.
1603 * dwarf2out.c (gen_member_die): Likewise.
1604 * sdbout.c (sdbout_one_type): Likewise.
1605 * tree-dump.c (deque_and_dump): Likewise.
1606 * config/i386/i386.c (classify_argument,
1607 contains_128bit_aligned_vector_p): Likewise.
1608 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
1609 * doc/c-tree.texi (Classes): Update BINFO documentation.
1611 2004-07-20 Steven Bosscher <stevenb@suse.de>
1613 * c-common.h (check_case_value): Remove prototype.
1614 (c_add_case_label): Adjust prototype.
1615 * c-common.c (check_case_value): Make static.
1616 (check_case_bounds): New function.
1617 (c_add_case_label): Use it. Take new argument orig_type.
1618 * c-typeck.c (struct c_switch): New orig_type field.
1619 (c_start_case): Set it.
1620 (do_case): Pass it to c_add_case_label.
1621 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
1622 cases from here. Add the labels in reverse order.
1623 * stmt.c (struct case_node): Adjust comment. Remove balance field.
1624 (add_case_node): Return nothing, don't check for duplicate cases.
1625 Insert new case nodes in a list, not in an AVL tree.
1626 (expand_end_case_type): Don't turn a case tree into a case list.
1627 (case_tree2list): Remove.
1628 * tree.h (add_case_node): Adjust prototype.
1630 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
1632 * genattr.c (struct range, struct function_unit,
1633 write_units, extend_range, init_range): Remove them.
1634 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1635 Output "#define INSN_SCHEDULING" here.
1636 * genattrtab.c (struct range, struct function_unit_op,
1637 struct function_unit, struct dimension, enum operator,
1638 operate_exp, expand_units, simplify_knowing,
1639 encode_units_mask, simplify_by_exploding,
1640 find_and_mark_used_attributes, unmark_used_attributes,
1641 add_values_to_cover, increment_current_value,
1642 test_for_current_value, simplify_with_current_value,
1643 simplify_with_current_value_aux, gen_unit,
1644 write_unit_name, write_function_unit_info,
1645 write_complex_function, write_toplevel_expr,
1646 find_single_value, extend_range): Remove.
1647 (write_attr_get): Do not handle common_av->value
1649 (struct attr_desc): Remove func_units_p and blockage_p.
1650 (write_attr_valueq): Do not handle them.
1651 (find_attr): Do not clear them.
1652 (make_internal_attr): Do not initialize them.
1653 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1654 * sched-vis.c (init_target_units, insn_print_units,
1655 init_block_visualization, print_block_visualization,
1656 visualize_scheduled_insns, visualize_no_unit,
1657 visualize_stall_cycles, visualize_alloc,
1658 visualize_free, target_units, get_visual_tbl_length,
1659 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
1660 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
1661 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
1662 * haifa-sched.c (blockage_range, clear_units,
1663 schedule_unit, actual_hazard, potential_hazard,
1664 insn_unit, unit_last_insn, unit_tick,
1665 actual_hazard_this_instance, potential_hazard,
1666 schedule_unit, max_insn_queue_index_value): Remove.
1667 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
1668 max_insn_queue_index.
1669 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
1670 * doc/md.texi (Processor pipeline description): Remove
1671 references to old pipeline descriptions.
1672 (Automaton pipeline description): Merge with the above.
1673 (Old pipeline description, Comparison of the two descriptions):
1676 * bt-load.c (migrate_btr_def): Remove references to
1677 use_pipeline_interface.
1678 * haifa-sched.c (insn_cost, schedule_insn,
1679 schedule_block, advance_one_cycle, sched_init,
1680 queue_to_ready, sched_finish): Likewise.
1681 * modulo-sched.c (sms_schedule, advance_one_cycle,
1682 ps_has_conflicts): Likewise.
1683 * sched-rgn.c (init_ready): Likewise.
1684 (debug_dependencies): Likewise, and remove an "if (1)".
1685 * target.h (use_dfa_pipeline_interface): Remove.
1686 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1687 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1688 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1689 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1690 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1691 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1692 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1693 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1694 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1695 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1696 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1697 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1698 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1699 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1700 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1701 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1702 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1703 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1704 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1706 2004-07-19 Roger Sayle <roger@eyesopen.com>
1708 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
1710 2004-07-19 Jeff Law <law@redhat.com>
1712 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
1713 (get_eq_expr_value): Use it. Simplify slightly.
1715 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
1717 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
1718 (umulsidi3_32bit_r4000): Likewise.
1720 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
1722 * vec.h: Propagate location information properly.
1723 (VEC_T_iterate): Add result pointer parameter.
1725 (VEC_T_reserve): Use it.
1727 2004-07-19 Daniel Jacobowitz <dan@debian.org>
1729 * Makefile.in (c-format.o): Depend on c-format.h.
1730 * c-format.h: New file.
1731 (struct format_char_info): Add CHAIN member.
1732 * c-format.c: Move some types and constants to c-format.h.
1733 (format_type_error): Set to -1.
1734 (struct function_format_info): Use an int for format_type.
1735 (decode_format_type): Return an int. Return format_type_error
1737 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
1738 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
1739 (scan_char_table, time_char_table, monetary_char_table): Initialize
1741 (n_format_types): New variable.
1742 (check_format_info_main): Handle CHAIN in format_char_info.
1743 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
1744 TARGET_N_FORMAT_TYPES.
1745 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1746 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
1747 * config/sol2-c.c: New file.
1748 * config/t-sol2: New file.
1749 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
1750 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
1751 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
1753 * doc/extend.texi (Target Format Checks): New section.
1754 (Function Attributes): Mention it.
1755 * doc/invoke.texi: Mention target format checks.
1756 * doc/sourcebuild.texi: Mention target format checks.
1757 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
1758 TARGET_FORMAT_TYPES.
1760 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
1762 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
1764 * config/s390/s390.c (regclass_map initializer): Register 35 added to
1766 (load_multiple_operation, store_multiple_operation): Removed
1767 pointless sanity check.
1768 (s390_decompose_address): Added check for return_address_pointer_rtx.
1769 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
1770 (s390_return_address_offset): New function.
1771 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
1772 (FRAME_REGNO_P): Added check for register 35.
1773 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1774 REG_ALLOC_ORDER): Appended entry for register 35.
1775 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
1776 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
1777 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
1778 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
1779 is eliminable using stack pointer or hard frame pointer.
1780 (REGISTER_NAMES): Added name for register 35.
1781 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
1782 pointless sanity check.
1784 2004-07-19 Roger Sayle <roger@eyesopen.com>
1786 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
1787 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
1788 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
1789 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
1790 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
1791 (fold_relational_const): Tidy up handling of floating point
1792 comparisons by calling real_compare. Remove tree_expr_nonzero_p
1793 transformation; fold_relational_const assumes constant operands.
1795 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
1797 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
1800 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
1802 * c-tree.h (struct c_expr): Define.
1803 (C_SET_EXP_ORIGINAL_CODE): Remove.
1804 (parser_build_binary_op, build_compound_expr): Update prototypes.
1805 * c-parse.in (%union): Add exprtype.
1806 (FUNC_NAME): Mark as ttype.
1807 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
1809 (expr): Update. Define directly in terms of expr_no_commas
1810 instead of using nonnull_exprlist.
1811 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
1812 offsetof_member_designator, typespec_nonreserved_nonattr, init,
1813 initval, designator, component_declarator,
1814 component_notype_declarator, enumerator, array_declarator,
1815 condition, exexpr, switch_statement, stmt_nocomp, stmt,
1816 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
1817 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
1819 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
1820 * c-common.c (c_common_truthvalue_conversion): Don't check
1821 C_EXP_ORIGINAL_CODE.
1822 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
1823 Don't use C_EXP_ORIGINAL_CODE.
1824 (default_conversion, default_function_array_conversion): Don't use
1825 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
1826 (internal_build_compound_expr): Merge into build_compound_expr.
1827 (build_compound_expr): Take two operands instead of a TREE_LIST.
1828 * objc/objc-act.c (get_super_receiver): Update calls to
1829 build_compound_expr.
1831 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1833 * config/sh/sh.c (sh_use_dfa_interface): Remove.
1834 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
1836 * config/sh/sh.md: Extract pipeline descriptions
1837 into separate files.
1838 * config/sh/sh1.md: New file, extracted from sh.md.
1839 * config/sh/sh4.md: New file, extracted from sh.md.
1840 * config/sh/shmedia.md: New file, extracted from sh.md
1841 and rewritten using new-style pipeline description.
1843 2004-07-18 Zack Weinberg <zack@codesourcery.com>
1845 * config/pa/pa.md: Delete the two remaining define_peephole
1848 2004-07-18 Steven Bosscher <stevenb@suse.de>
1849 Joseph S. Myers <jsm@polyomino.org.uk>
1851 * c-common.c (c_common_truthvalue_conversion): Don't warn if
1852 TREE_NO_WARNING is set.
1854 2004-07-18 Roger Sayle <roger@eyesopen.com>
1856 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
1857 simplify_builtin_strncmp): Delete.
1858 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
1859 Change argument to accept an arglist instead of an "exp". Assume
1860 that the return type is always integer_type_node. Copy missing
1861 transformations from their now obsolete simplify_builtin_*
1863 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
1864 fold_builtin_strcmp and fold_builtin_strncmp.
1865 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
1866 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
1867 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
1869 2004-07-18 Daniel Jacobowitz <dan@debian.org>
1871 * Makefile.in (tree-alias-common.o): Update dependencies.
1873 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
1875 * cfgloop.c (flow_loop_nested_p): Fix comment.
1877 2004-07-17 Jason Merrill <jason@redhat.com>
1880 * stor-layout.c (relayout_decl): New fn.
1881 * tree.h: Declare it.
1882 (DECL_BY_REFERENCE): New macro.
1884 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
1886 * libgcc2.c (__enable_execute_stack): New symbol.
1887 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
1888 and declare __enable_execute_stack.
1889 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
1890 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
1891 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1892 ENABLE_EXECUTE_STACK.
1893 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
1894 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1895 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1896 ENABLE_EXECUTE_STACK.
1897 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1898 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
1899 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1900 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1901 ENABLE_EXECUTE_STACK.
1902 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1903 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1904 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1905 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1906 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
1907 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1908 (sparc64_initialize_trampoline): Likewise.
1909 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
1911 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1913 * langhooks.h (builtin_function): New langhook.
1914 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
1915 (LANG_HOOKS_INITIALIZER): Update.
1916 * tree.h (builtin_function): Remove.
1917 * doc/tm.texi: Update.
1918 * c-tree.h (builtin_function): Declare.
1919 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
1920 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
1921 config/ia64/ia64.c, config/iq2000/iq2000.c,
1922 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1923 config/stormy16/stormy16.c: All callers of builtin_function
1926 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
1929 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
1930 Remove white space after the backslash.
1932 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1934 PR rtl-optimization/16294
1935 * resource.c (return_insn_p): New predicate.
1936 (mark_target_live_regs): Use it. Special-case return insns.
1937 (init_resource_info): Use it. Don't scan the epilogue past
1940 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1942 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
1943 destroy dominance information.
1944 * passes.c (rest_of_handle_loop2): Free dominance information.
1945 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
1947 (thread_jumps): Update dominance information and remove unreachable
1949 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
1950 information and remove the unreachable block.
1952 2004-07-17 Graham Stott <graham.stott@btinternet.com>
1954 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
1956 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
1958 * doc/sourcebuild.texi: Remove libf2c entry.
1960 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
1962 * config/i386/i386.md (movv16qi_internal): Fix typo.
1964 2004-07-17 Steven Bosscher <stevenb@suse.de>
1966 * final.c (final_scan_insn): Fix broken commit from previous
1969 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1971 * c-typeck.c (parser_build_binary_op): Condition warnings for
1972 X<=Y<=Z on -Wparentheses instead of -Wextra.
1973 * doc/invoke.texi: Update. Document that most of -Wparentheses is
1974 supported for C only.
1976 2004-07-17 Steven Bosscher <stevenb@suse.de>
1978 * cfgcleanup.c (try_simplify_condjump): Don't remove line
1979 notes to avoid unreachable code warnings.
1980 * toplev.c (backend_init): Don't emit line notes for
1981 unreachable code warnings.
1983 * combine.c (distribute_notes): Don't distribute a
1984 REG_VTABLE_REF note.
1985 * final.c (final_scan_insn): Don't handle it.
1986 * rtl.c (reg_note_name): Remove it.
1987 * rtl.h (enum reg_node): Dito.
1989 * emit-rtl.c (force_line_numbers, restore_line_number_status):
1991 * rtl.h (force_line_numbers, restore_line_number_status):
1994 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
1995 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
1996 (using_eh_for_cleanups): Also moved here.
1998 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
1999 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
2000 to expand_start_case and add_case_node.
2001 * stmt.c (struct nesting): Cleanup unused fields condition_code,
2002 last_unconditional_cleanup, nominal_type, printname, and
2004 (struct fixup_goto): Remove.
2005 (struct stmt_status): Remove x_goto_fixup_chain field.
2006 (goto_fixup_chain): Remove.
2007 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
2008 pushcase, pushcase_range): Remove.
2009 (expand_start_bindings_and_block): Don't set unused fields in
2011 (expand_start_case, add_case_node): Cleanup unused formal arguments.
2012 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
2013 instead of emit_jump_if_reachable.
2014 (emit_case_nodes): Likewise.
2015 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
2017 (update_eh_label): Work around left-over exception handing regions.
2018 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
2019 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
2020 (pass_cleanup_cfg_post_optimizing): New pass.
2021 (init_tree_optimization_passes): Run the new pass after all
2023 * tree.h (pushcase, pushcase_range): Remove prototypes.
2024 (expand_start_case, add_case_node): Update prototypes.
2026 2004-07-16 Krister Walfridsson <cato@df.lth.se>
2028 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
2030 2004-07-16 Richard Henderson <rth@redhat.com>
2032 * builtins.c (std_expand_builtin_va_arg): Remove.
2033 (expand_builtin_va_arg): Remove.
2034 * expr.h: Don't declare them.
2035 * gimplify.c (mark_decls_volatile_r): Remove.
2036 (copy_if_shared_r): Don't call it.
2037 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
2038 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
2039 * gimple-low.c (lower_stmt): Likewise.
2040 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
2041 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
2042 * tree-ssa-operands.c (get_expr_operands): Likewise.
2043 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
2044 EXPAND_BUILTIN_VA_ARG.
2045 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
2046 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
2047 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
2048 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2050 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2052 * tree-ssa-pre.c (insert_aux): Break out if we hit
2055 2004-07-16 Richard Henderson <rth@redhat.com>
2057 * basic-block.h (remove_fake_exit_edges): Declare.
2058 * cfganal.c (remove_fake_predecessors): Rename from
2059 remove_fake_successors; iterate over predecessors.
2060 (remove_fake_exit_edges): New.
2061 * cfgcleanup.c (try_optimize_cfg): Use it.
2062 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
2063 * predict.c (estimate_probability): Likewise.
2064 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
2065 * tree-cfg.c (make_edges): Likewise.
2066 * tree-ssa-pre.c (fini_pre): Likewise.
2067 * profile.c (instrument_edges): Don't remove_fake_edges.
2068 (branch_prob): Do it earlier here.
2070 2004-07-16 Richard Henderson <rth@redhat.com>
2072 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
2073 switchification wrt CONSTRUCTOR. Document the reason.
2075 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
2077 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
2078 that prevented descriptive __mf_check source location strings.
2080 2004-07-16 Richard Henderson <rth@redhat.com>
2082 * tree-def (WITH_SIZE_EXPR): New.
2083 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
2084 * expr.c (expand_expr_real_1): Likewise.
2085 * gimplify.c (maybe_with_size_expr): New.
2086 (gimplify_arg, gimplify_modify_expr): Use it.
2087 (gimplify_modify_expr_to_memcpy): Take size parameter.
2088 (gimplify_modify_expr_to_memset): Likewise.
2089 (gimplify_expr): Handle WITH_SIZE_EXPR.
2090 * tree-alias-common.c (find_func_aliases): Likewise.
2091 * tree-eh.c (tree_could_trap_p): Likewise.
2092 (tree_could_throw_p): Likewise.
2093 * tree-gimple.c (is_gimple_lvalue): Likewise.
2094 (get_call_expr_in): Likewise.
2095 * tree-inline.c (estimate_num_insns_1): Likewise.
2096 (expand_calls_inline): Likewise.
2097 * tree-nested.c (convert_call_expr): Likewise.
2098 * tree-pretty-print.c (dump_generic_node): Likewise.
2099 * tree-sra.c (sra_walk_expr): Likewise.
2100 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2101 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
2102 * tree-ssa-operands.c (get_expr_operands): Likewise.
2103 * tree-tailcall.c (find_tail_calls): Likewise.
2105 * calls.c (expand_call): Reset old_stack_allocated after
2106 calling emit_stack_restore.
2108 2004-07-16 Richard Henderson <rth@redhat.com>
2110 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
2111 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2112 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2113 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2114 copy_res_decl_for_inlining.
2116 * tree-inline.c (declare_return_variable): New modify_dest argument.
2117 Use it as the return value, when possible or manditory. Handle
2118 TREE_ADDRESSABLE types.
2119 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
2120 replacement of CALL_EXPR.
2122 2004-07-16 Richard Henderson <rth@redhat.com>
2124 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
2125 * gimple-low.c (expand_var_p): Don't check it.
2126 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
2127 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
2128 * tree-ssa-operands.c (add_stmt_operand): Likewise.
2129 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
2130 (find_referenced_vars): Don't call them.
2131 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
2133 2004-07-16 Richard Henderson <rth@redhat.com>
2135 * function.c (pass_by_reference): True for all variable sized types.
2137 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
2139 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
2140 * tree-pretty-print.c: Include tree-chrec.h.
2141 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
2142 and POLYNOMIAL_CHREC nodes.
2144 2004-07-16 Steve Ellcey <sje@cup.hp.com>
2146 * builtins.c (expand_builtin_stpcpy): Do not create temporary
2149 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2151 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
2153 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
2155 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
2157 * config/s390/s390.c: Likewise.
2158 * config/s390/s390.h: Likewise.
2160 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2162 * config/mips/mips.md (addsi3, adddi3): Remove special handling
2163 of $sp adds. Remove REGNO checks from mips16 patterns.
2165 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2167 * config/mips/mips.md: Delete outdated comment.
2169 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2171 * config/mips/mips.c (get_float_compare_codes): Delete.
2172 (mips_emit_compare): New function, mostly extracted from
2173 get_float_compare_codes and gen_conditional_branch.
2174 (gen_conditional_branch, gen_conditional_move): Use it.
2176 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2178 * genautomata.c (add_vect): Speedup by using integers as
2179 bit-vectors for walking through the comb_vect and finding
2182 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2184 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
2185 operand is an uns_arith_operand; use subtraction otherwise.
2186 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
2187 not just arith_operands.
2189 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2191 * config/mips/mips-protos.h (gen_int_relational): Delete.
2192 (mips_emit_scc): Declare.
2193 * config/mips/mips.c (internal_test): Delete.
2194 (sle_operand, sleu_operand): New functions.
2195 (map_test_to_internal_test, gen_int_relational): Delete.
2196 (mips_emit_binary, mips_relational_operand_ok_p)
2197 (mips_emit_int_relational, mips_zero_if_equal)
2198 (mips_emit_scc): New functions.
2199 (gen_conditional_branch): Rework to use mips_emit_int_relational.
2200 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
2202 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2203 (sltu, sleu): Use mips_emit_scc.
2204 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
2205 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
2206 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
2208 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2210 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
2212 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2214 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
2215 (*sne_[sd]i): Likewise sne_[sd]i_zero.
2216 (*sgt_[sd]i): ...and sgt_[sd]i.
2217 (*slt_[sd]i): ...and slt_[sd]i.
2218 (*sgtu_[sd]i): ...and sgtu_[sd]i.
2219 (*sltu_[sd]i): ...and sltu_[sd]i.
2220 (*sleu_[sd]i): ...and sleu_[sd]i_const.
2221 Name previously unnamed mips16 patterns. Formatting fixes.
2223 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2225 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
2226 (branch_type): Delete.
2227 (gen_conditional_branch, gen_conditional_move)
2228 (mips_gen_conditional_trap): Update after name change. Get the
2229 comparison mode from cmp_operands[0].
2230 * config/mips/mips.h (cmp_type, branch_type): Delete.
2231 (cmp_operands): Renamed from branch_cmp.
2232 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
2233 name change. Don't set branch_type.
2234 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
2235 mode class of cmp_operands[0] rather than branch_type. Update after
2238 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2240 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
2241 of 0...255 to 0 when inside a SET.
2243 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2245 * config/mips/mips.md: Remove mips16 define_peepholes.
2247 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2249 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
2250 (fini_pre): Remove fake edges.
2252 2004-07-15 Richard Henderson <rth@redhat.com>
2254 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
2255 (get_indirect_ref_operands, get_call_expr_operands): ... these.
2257 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2259 * vec.h (VEC_address): New function.
2261 2004-07-14 Jason Merrill <jason@redhat.com>
2264 * gimplify.c (gimplify_arg): New fn, split out from...
2265 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
2267 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2269 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
2270 generate code which is generated by pushqi1 now
2271 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
2273 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2275 * combine.c (simplify_set): match the mode of the constant 0 with
2276 the tested operand to match the compare behaviour and the
2277 simplify_relational_operation() expectation.
2279 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2281 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
2284 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2286 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
2288 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
2290 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2292 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
2293 calls in mips16 code.
2295 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2297 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
2298 the destination of the li as well as for the neg.
2300 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
2303 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
2304 * cgraph.h: Update declaration.
2305 * c-decl.c (build_cdtor): Update call with default priority.
2306 * coverage.c (create_coverage): Ditto.
2307 * tree-mudflap.c (mf_init_fndecl): New tree.
2308 (mudflap_init): Set it.
2309 (mudflap_register_call): Arrange to call __mf_init before the first
2311 (mudflap_finish_file): Mark the mudflap static initializer as extra
2312 high priority, to beat all C++ static constructors.
2314 2004-07-15 Jeff Law <law@redhat.com>
2316 * loop.c (check_insn_for_givs): Restore check for code labels that was
2317 accidentally deleted by a recent checkin.
2319 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2321 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
2322 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
2324 2004-07-14 Richard Henderson <rth@redhat.com>
2326 * print-tree.c (print_node): Fix casts last change.
2328 2004-07-15 Paul Brook <paul@codesourcery.com>
2330 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
2331 to TARGET_UNWIND_INFO.
2332 * except.c (output_function_exception_table): Ditto.
2334 * opts.c (decode_options): Ditto.
2335 * passes.c (rest_of_handle_final): Ditto.
2336 * final.c (final_start_function): Ditto.
2337 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
2339 * targhooks.h (default_unwind_emit): Declare.
2340 * targhooks.c (default_unwind_emit): New function.
2341 * target-def.h: Define and use TARGET_UNWIND_EMIT.
2342 * target.h (struct gcc_target): Add unwind_emit.
2343 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
2344 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
2345 Remove IA64_UNWIND_EMIT.
2346 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
2348 2004-07-14 Richard Henderson <rth@redhat.com>
2350 * print-tree.c (print_node): Handle SSA_NAME.
2352 2004-07-14 James E Wilson <wilson@specifixinc.com>
2355 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
2356 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
2358 2004-07-15 Jakub Jelinek <jakub@redhat.com>
2360 * expr.c (expand_assignment): Reenable bitfield += optimizations.
2361 Use alias set 0 for memory, do proper mode calculations and adjust
2362 address for memories.
2364 2004-07-14 Per Bothner <per@bothner.com>
2366 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
2367 structure with extra column field.
2368 * tree.c (expand_location): Also fill in column field.
2369 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
2370 gets confused by the two conditionally-compiled definitions.
2372 2004-07-14 Eric Christopher <echristo@redhat.com>
2374 * calls.c (expand_call): Fix typo in comment.
2376 2004-07-14 Steve Ellcey <sje@cup.hp.com>
2378 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
2379 comparision of TFmode.
2381 2004-07-14 Richard Henderson <rth@redhat.com>
2383 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
2384 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
2385 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
2386 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2387 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2388 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2389 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2390 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2391 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2393 2004-07-14 Mike Stump <mrs@apple.com>
2395 * config/darwin.h (WINT_TYPE): Define to be int to match
2396 system header files.
2398 2004-07-14 Bob Wilson <bob.wilson@acm.org>
2400 * config/xtensa/xtensa.c (function_arg_advance): Check for args
2401 that must be passed in the stack.
2402 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
2403 arguments if the size is not a constant.
2405 2004-07-14 Per Bothner <per@bothner.com>
2407 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
2408 instead of EXPR_LOCUS in a boolean context, which is always true
2409 if --enable-mapped-location.
2410 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
2412 2004-07-14 Richard Henderson <rth@redhat.com>
2414 * dominance.c (struct dom_info): Add fake_exit_edge.
2415 (init_dom_info): Allocate it.
2416 (free_dom_info): Free it.
2417 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
2419 (calc_idoms): Honor fake_exit_edge.
2421 2004-07-13 Jason Merrill <jason@redhat.com>
2423 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
2424 (rhs_test_for): New fn.
2425 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
2426 * tree-gimple.h: Declare them.
2427 * gimplify.c (gimplify_modify_expr): Use the new fns.
2429 2004-07-14 Richard Henderson <rth@redhat.com>
2431 * config/arm/arm-protos.h (arm_va_arg): Remove.
2432 * config/arm/arm.c (arm_va_arg): Remove.
2433 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
2434 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
2436 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2438 * pa.c (fix_range): New function to mark a range(s) of registers as
2440 (override_options): Call fix_range if the -mfixed-range option string
2442 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
2443 * doc/invoke.texi (-mfixed-range): Document new option.
2445 2004-07-14 David Edelsohn <edelsohn@gnu.org>
2447 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
2449 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
2451 2004-07-14 Roger Sayle <roger@eyesopen.com>
2453 * expmed.c (expand_sdiv_pow2): New function to expand signed division
2454 by a positive power of two, split out from expand_divmod. Provide
2455 an alternate implementation when shifts are expensive. Lower the
2456 threshold for using a branchless implementation to BRANCH_COST >= 2.
2457 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
2459 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2461 * tree-dfa.c (make_rename_temp): *Really* work just
2462 like create_tmp_var if called while outside SSA form.
2464 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2466 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
2467 for division by zero.
2468 ("umodsi3"): Likewise.
2470 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2472 * config/mips/mips.c (mips_output_move): When generating mips16 code,
2473 force loads of negative constants to be split.
2474 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
2475 Generalize SImode li/neg splitter to cope with other modes.
2477 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2479 * expmed.c: Remove more references to QUEUED in the comments.
2482 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2485 2004-07-13 Richard Henderson <rth@redhat.com>
2486 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
2489 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2491 * tree-dfa.c (make_rename_temp): Work just like
2492 create_tmp_var if called while outside SSA form.
2494 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2496 * expr.c (enqueue_insn, finish_expr_for_function,
2497 protect_from_queue, queued_subexp_p, mark_queue,
2498 emit_insns_enqueued_after_mark, emit_queue,
2499 expand_increment): Remove.
2500 (store_constructor): Expand increment as an assignment.
2501 (expand_expr_real_1 <case PREINCREMENT_EXPR,
2502 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
2503 case POSTDECREMENT_EXPR>): Abort.
2504 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
2505 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
2506 protect_from_queue, emit_queue, queued_subexp_p): Remove.
2507 * function.h (pending_chain, x_pending_chain): Remove.
2508 * rtl.def (QUEUED): Remove.
2510 * emit-rtl.c (copy_insn_1, copy_most_rtx,
2511 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
2512 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
2513 encode_units_mask): Likewise.
2514 * local-alloc.c (equiv_init_varies_p): Likewise.
2515 * rtl.c (copy_rtx): Likewise.
2516 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2517 * simplify-rtx.c (simplify_gen_subreg): Likewise.
2518 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
2520 * builtins.c (expand_builtin, expand_builtin_apply,
2521 expand_builtin_mathfn, expand_builtin_mathfn_2,
2522 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
2523 Remove calls to emit_queue and protect_from_queue.
2524 * calls.c (expand_call, precompute_arguments,
2525 precompute_register_parameters, rtx_for_function_call,
2526 store_one_arg): Likewise.
2527 * dojump.c (do_compare_and_jump, do_jump): Likewise.
2528 * explow.c (memory_address): Likewise.
2529 * expmed.c (clear_by_pieces_1, clear_storage,
2530 clear_storage_via_libcall, emit_group_load,
2531 emit_group_store, emit_store_flag,
2532 expand_expr_real_1, store_by_pieces,
2533 store_constructor, store_expr, try_casesi,
2534 try_tablejump): Likewise.
2535 * function.c (expand_pending_sizes): Likewise.
2536 * optabs.c (emit_cmp_and_jump_insns,
2537 emit_conditional_add, emit_conditional_move,
2538 expand_fix, expand_float, prepare_cmp_insn): Likewise.
2539 * stmt.c (emit_case_bit_tests,
2540 expand_asm_expr, expand_computed_goto,
2541 expand_decl_init, expand_end_case_type,
2542 expand_end_stmt_expr, expand_expr_stmt_value,
2543 expand_return, expand_start_case,
2544 optimize_tail_recursion): Likewise.
2545 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2546 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
2548 2004-07-14 Ben Elliston <bje@au.ibm.com>
2550 * vec.h: Comment fix.
2552 2004-07-13 Richard Henderson <rth@redhat.com>
2554 * target.h (struct gcc_target): Add calls.pass_by_reference.
2555 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
2556 * function.c (pass_by_reference): Use the hook.
2557 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
2558 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
2559 (hook_pass_by_reference_must_pass_in_stack): New.
2560 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
2561 (alpha_pass_by_reference): New.
2562 (TARGET_PASS_BY_REFERENCE): New.
2563 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2564 * config/arc/arc.c (arc_pass_by_reference): New.
2565 (TARGET_PASS_BY_REFERENCE): New.
2566 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2567 (FUNCTION_ARG_CALLEE_COPIES): True.
2568 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
2569 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
2570 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
2571 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2572 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2573 * config/cris/cris.c (cris_pass_by_reference): New.
2574 (TARGET_PASS_BY_REFERENCE): New.
2575 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
2576 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
2577 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2578 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
2579 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2580 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
2581 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
2582 (frv_function_arg_pass_by_reference): Remove.
2583 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2584 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
2585 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
2586 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
2587 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2588 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
2589 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
2590 (ia64_pass_by_reference): Rename from
2591 ia64_function_arg_pass_by_reference.
2592 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2593 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2594 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
2595 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
2596 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
2597 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2598 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2599 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
2600 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
2601 (m32r_pass_by_reference): Adjust prototype. Make static.
2602 Handle mode sizes correctly.
2603 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2604 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
2605 (m68hc11_function_arg_pass_by_reference): Remove.
2606 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2607 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2608 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
2609 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2610 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
2611 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
2612 (mips_va_arg): Use pass_by_reference.
2613 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
2614 Handle mode sizes correctly.
2615 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2616 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2617 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
2618 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
2619 (mmix_pass_by_reference): Rename from
2620 mmix_function_arg_pass_by_reference.
2621 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2622 (FUNCTION_ARG_CALLEE_COPIES): True.
2623 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
2624 (mn10300_pass_by_reference): New.
2625 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2626 (FUNCTION_ARG_CALLEE_COPIES): True.
2627 * config/pa/pa.c (pa_pass_by_reference): New.
2628 (TARGET_PASS_BY_REFERENCE): New.
2629 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2630 (FUNCTION_ARG_CALLEE_COPIES): True.
2631 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
2632 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
2633 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
2634 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2635 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
2636 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
2637 (s390_pass_by_reference): Rename from
2638 s390_function_arg_pass_by_reference.
2639 (s390_function_arg_advance): Don't query pass-by-ref.
2640 (s390_function_arg): Likewise.
2641 (s390_gimplify_va_arg): Use pass_by_reference.
2642 (s390_call_saved_register_used): Likewise.
2643 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2644 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
2645 (shcompact_byref, sh_pass_by_reference): New.
2646 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2647 (SHCOMPACT_BYREF): Remove.
2648 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
2649 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
2650 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
2651 (sparc_gimplify_va_arg): Use pass_by_reference.
2652 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2653 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2654 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
2655 (v850_pass_by_reference): New.
2656 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2657 (FUNCTION_ARG_CALLEE_COPIES): True.
2658 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
2659 FUNCTION_ARG_PASS_BY_REFERENCE docs.
2661 2004-07-14 Richard Henderson <rth@redhat.com>
2662 Richard Sandiford <rsandifo@redhat.com>
2664 * config/mips/mips-protos.h (mips_va_arg): Delete.
2665 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
2666 * config/mips/mips.c: Include tree-gimple.h.
2667 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
2668 (mips_arg_info): Remove special handling of must_pass_in_stck args.
2669 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
2670 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
2672 2004-07-13 Bob Wilson <bob.wilson@acm.org>
2674 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
2675 arguments for COND_EXPR in big-endian adjustment code.
2677 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2679 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
2680 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
2681 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
2682 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
2684 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2686 PR tree-optimization/16443
2687 * tree-ssa-alias.c: Add more description for
2688 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
2689 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
2690 clobbering of call-clobbered and addressable variables. If
2691 there are any before aliases have been computed, add them.
2693 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2695 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
2698 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
2700 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
2701 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
2704 2004-07-13 Per Bothner <per@bothner.com>
2706 * collect2.c (main): Handle --no-demangle and --demangle flags.
2708 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
2710 * Makefile.in (OBJS-common): Add tree-data-ref.o.
2711 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
2712 (tree-data-ref.o): New rule.
2713 * lambda.h: New file.
2714 * tree-data-ref.c: New file.
2715 * tree-data-ref.h: New file.
2716 * tree.c (int_cst_value, tree_fold_gcd): New functions.
2717 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
2719 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2722 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
2723 * config/sparc/sparc.c (output_ubranch): New function.
2724 * config/sparc/sparc.md (jump pattern): Use it.
2726 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2729 * config/sparc/sparc.c (output_cbranch): Properly guard
2730 the code handling far branches with TARGET_V9.
2731 * config/sparc/sparc.md (length attribute): Document the
2732 side-effect of having a length greater or equal to 3.
2734 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2735 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
2738 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
2739 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
2741 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2742 Martin Sebor <sebor@roguewave.com>
2745 * doc/invoke.texi (SPARC options): Document -threads
2746 and -pthreads on Solaris.
2748 2004-07-13 Richard Henderson <rth@redhat.com>
2750 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
2752 (ind_gimplify_va_arg_expr): Remove.
2753 * tree.h (ind_gimplify_va_arg_expr): Remove.
2754 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
2755 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
2758 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
2759 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
2760 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
2761 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
2762 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
2764 2004-07-13 Richard Henderson <rth@redhat.com>
2766 * function.c (pass_by_reference): New.
2767 (assign_parm_find_data_types): Use it.
2768 * calls.c (initialize_argument_information): Likewise.
2769 (emit_library_call_value_1): Likewise.
2770 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2771 * function.h (pass_by_reference): Declare.
2773 2004-07-13 Richard Henderson <rth@redhat.com>
2775 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
2776 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
2777 * expr.h (MUST_PASS_IN_STACK): Remove.
2778 * system.h (MUST_PASS_IN_STACK): Poison.
2779 * tree.h (must_pass_in_stack_var_size): Declare.
2780 (must_pass_in_stack_var_size_or_pad): Declare.
2781 * calls.c (must_pass_in_stack_var_size): New.
2782 (must_pass_in_stack_var_size_or_pad): Rename from
2783 default_must_pass_in_stack.
2784 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
2785 (TARGET_MUST_PASS_IN_STACK): New.
2786 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
2787 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
2788 (TARGET_MUST_PASS_IN_STACK): New.
2789 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
2790 * config/frv/frv.c (frv_must_pass_in_stack): New.
2791 (TARGET_MUST_PASS_IN_STACK): New.
2792 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
2793 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
2794 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
2795 (ix86_must_pass_in_stack): Make static.
2796 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
2797 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
2798 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
2799 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
2800 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
2801 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
2802 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
2803 (mcore_must_pass_on_stack): Remove.
2804 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
2805 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
2806 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
2807 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
2808 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
2809 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
2810 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
2811 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
2812 (TARGET_MUST_PASS_IN_STACK): New.
2813 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
2814 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
2815 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
2816 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
2817 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
2818 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
2819 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
2822 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
2823 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
2824 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
2825 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
2826 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
2827 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
2828 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
2829 config/xtensa/xtensa.c: Use target hook.
2831 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
2833 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
2834 * configure: Rebuilt.
2836 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2838 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
2839 * config/mips/mips.h (mips_reg_names): Don't declare.
2840 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
2841 (TARGET_NAME_REGS): Delete.
2842 (TARGET_SWITCHES): Remove -mrnames.
2843 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
2844 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
2846 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
2847 (override_options): Remove handling of TARGET_NAME_REGS.
2849 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2851 * config/mips/mips.h (TARGET_*): Boolify.
2853 2004-07-12 Nick Clifton <nickc@redhat.com>
2855 * config.gcc: Add sh-*-symbianelf target.
2856 * config/sh/sh.c: Add new target macros:
2857 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
2858 TARGET_CXX_IMPORT_EXPORT_CLASS.
2859 (sh_file_start): Create a definition of the .directive section.
2860 (sh_attribute): Add dllimport and dllexport attributes.
2861 * config/sh/symbian-pre.h: New file.
2862 * config/sh/symbian-post.h: New file.
2863 * config/sh/symbian.c: New file. Contains Symbian specific
2865 * config/sh/sh-protos.h: Add prototypes for new functions
2866 provided by symbian.c.
2867 * config/sh/t-symbian: New file.
2868 * doc/extend.texi: Document support for dllimport and dllexport
2869 attributes by the sh-symbianelf target.
2871 2004-07-12 James E Wilson <wilson@specifixinc.com>
2873 * Makefile.in (AR): Use @AR@ not ar.
2875 (AR_FOR_TARGET): Use $(AR) not ar for native.
2876 (NM_FOR_TARGET): Use $(NM) not nm for native.
2877 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
2878 * configure: Regenerate.
2880 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
2882 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
2884 (ashldi3_sp64): Likewise.
2886 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2889 * pa.c (function_arg): Update comment.
2890 * pa.h (BLOCK_REG_PADDING): Define.
2892 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2894 PR tree-optimization/16461
2895 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
2896 arguments of phi nodes.
2898 2004-07-12 Devang Patel <dpatel@apple.com>
2900 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
2902 2004-07-12 Steve Ellcey <sje@cup.hp.com>
2904 * function.c (expand_function_start): Ensure r_save is in Pmode.
2905 * calls.c (prepare_call_address): Ensure static_chain_value is
2907 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
2908 r_save_area are in Pmode.
2909 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
2910 fnaddr, and static_chain are in Pmode.
2912 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2915 * config/ia64/ia64.c (bundling): Don't count ignored insns.
2917 2004-07-12 Richard Henderson <rth@redhat.com>
2919 * target.h (struct gcc_target): Move gimplify_va_arg_expr
2920 next to build_builtin_va_list.
2921 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
2922 * builtins.c (gimplify_va_arg_expr): Likewise.
2923 * gimplify.c (copy_if_shared_r): Likewise.
2925 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
2927 * passes.c (rest_of_decl_compilation): Don't defer call of
2928 assemble_variable if its DECL_RTL is already set.
2930 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
2932 * cfgloop.h (struct loop): Add nb_iterations field.
2933 (current_loops): Declare.
2934 * tree-chrec.c (chrec_not_analyzed_yet,
2935 chrec_dont_know, chrec_known, count_ev_in_wider_type,
2936 chrec_contains_symbols_defined_in_loop): Remove the temporary
2938 * tree-flow-inline.h (loop_containing_stmt): New function.
2939 * tree-scalar-evolution.c: Add implementation.
2940 * tree-scalar-evolution.h: Add declarations.
2942 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2944 PR rtl-optimization/15921
2945 * Makefile.in (global.o): Add recog.h.
2947 * global.c (recog.h): Add the include-clause.
2948 (bb_info): New member earlyclobber.
2949 (allocate_bb_info, free_bb_info): Initialize/finish the new
2951 (earlyclobber_regclass, earlyclobber_regclass_length): The new
2953 (check_earlyclobber, regclass_intersect,
2954 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
2956 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
2957 (make_accurate_live_analysis): Modify pavin.
2959 2004-07-12 Diego Novillo <dnovillo@redhat.com>
2961 * tree-cfg.c (find_taken_edge): Statically compute the truth
2962 value of a predicate comparing an SSA_NAME to itself.
2964 2004-07-12 Roger Sayle <roger@eyesopen.com>
2966 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
2967 rs6000 doesn't have shift-and-add or shift-and-sub instructions
2968 by returning the cost of a multiplication plus an addition.
2970 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
2972 PR tree-optimization/14107
2973 * gimplify.c (gimplify_return_expr): Accept a
2974 RETURN_EXPR with an error argument.
2975 * tree-optimize.c (init_tree_optimization_passes):
2976 Run pass_warn_function_return at -O0.
2978 2004-07-12 Roger Sayle <roger@eyesopen.com>
2980 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
2983 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
2985 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
2986 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2987 * config/mips/3000.md: Add copyright notice. Remove automota and
2988 function units; use generic ones instead. Only define reservations
2989 for things that are different from generic.md. Extend each clause
2991 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
2992 * config/mips/mips.md: Include them. Remove define_function_units.
2993 (alu, imuldiv): New automata and units.
2995 2004-07-12 Ben Elliston <bje@au.ibm.com>
2997 * doc/invoke.texi (Optimize Options): Document -frename-registers
2998 not being enabled by default at -O3.
3000 2004-07-11 Roger Sayle <roger@eyesopen.com>
3002 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
3003 floating point additions, to keep real immediate constant positive.
3004 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
3005 into X + C, and leave positive real constants as X - C.
3007 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3009 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
3011 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3013 PR tree-optimization/15654
3014 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
3016 2004-07-11 Roger Sayle <roger@eyesopen.com>
3018 * builtins.c (fold_builtin_fputs): Don't bother converting the
3019 return type to integer_type_node, as we've already checked that
3020 the result will be ignored.
3022 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
3023 that signed addition, subtraction, multiplication, division,
3024 remainder, negation and absolute value may potentially trap.
3026 * fold-const.c (fold_ignored_result): New function to strip
3027 non-side-effecting tree nodes from an expression whose result
3029 (fold_convert): Call fold_ignored_result when casting a value
3031 (omit_one_operand): Call fold_ignored_result on the "omitted"
3032 operand when building a COMPOUND_EXPR.
3033 (pedantic_omit_one_operand): Likewise.
3034 * tree.h (fold_ignored_result): Prototype here.
3035 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
3036 when we're going to ignore the result.
3038 2004-07-11 Richard Henderson <rth@redhat.com>
3041 * tree-ssa-ccp.c (fold_stmt_r): Split out...
3042 * tree.c (fields_compatible_p, find_compatible_field): ... new.
3043 * tree.h (fields_compatible_p, find_compatible_field): Declare.
3044 * tree-sra.c (sra_hash_tree): Hash fields by offset.
3045 (sra_elt_eq): Use fields_compatible_p.
3046 (generate_one_element_ref): Use find_compatible_field.
3048 2004-07-11 Richard Henderson <rth@redhat.com>
3051 * tree-sra.c (generate_one_element_init): New.
3052 (generate_element_init): Use it.
3053 (scalarize_init): Push/pop gimplify context around it.
3054 (find_new_referenced_vars_1, find_new_referenced_vars): New.
3055 * gimplify.c (gimplify_expr): Allow SSA_NAME.
3057 2004-07-11 Roger Sayle <roger@eyesopen.com>
3059 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
3060 combine.c's combine_insn_cost.
3061 * rtl.h (insn_rtx_cost): Prototype here.
3062 * combine.c (combine_insn_cost): Delete function.
3063 (combine_validate_cost): Update callers of combine_insn_cost to
3064 call insn_rtx_cost instead.
3065 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
3066 requesting the rtx_cost of call and/or jump instructions.
3068 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
3069 rtx_cost directly. Don't request/use the cost of call or jump
3070 instructions. Return -1 if the cost of any instruction can't be
3071 determined (or the BB contains a function call).
3072 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
3073 -1 (i.e. can't determine the cost of any instruction or the basic
3074 block contains a subroutine call).
3075 (find_if_case_2): Likewise.
3077 2004-07-11 Roger Sayle <roger@eyesopen.com>
3079 * rs6000.c (struct processor_costs): Change semantics of fields to
3080 include the COST_N_INSNS scaling, and update all initializers.
3081 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
3082 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
3083 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
3084 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
3086 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3088 * LANGUAGES: Remove obsolete information.
3090 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3092 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
3093 SIGBUS signal frames, the PSW address points *to* the faulting
3094 instruction, not after it.
3096 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3098 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
3099 added to TLS symbol addresses.
3101 2004-07-11 Richard Henderson <rth@redhat.com>
3103 * expmed.c (init_expmed): Use stack-local structures for
3104 temporary rtl. Don't recognize shifts.
3106 2004-07-11 Richard Henderson <rth@redhat.com>
3108 * expr.c (store_expr): Don't fiddle subreg promotion for types
3109 with precision smaller than the mode.
3111 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3113 * tree.h (all_types_permanent): Remove.
3115 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3117 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
3118 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
3119 * langhooks.c (lhd_clear_binding_stack): Remove.
3120 * langhooks-def.h (lhd_clear_binding_stack,
3121 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3122 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
3123 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
3124 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3125 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
3126 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3127 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
3128 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3129 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
3130 * tree.h (poplevel): Don't declare.
3131 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
3132 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3133 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
3134 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
3137 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3139 PR tree-optimization/16437
3140 * c-common.c (shorten_compare): Don't mark result of conversion to
3141 narrower signed type as overflowing.
3142 * fold-const.c (decode_field_reference): Determine whether
3143 signedness comes from outer type using precision rather than size.
3145 2004-07-11 Phil Edwards <phil@codesourcery.com>
3147 * configure.ac: Alphabetize --enable-checking list, add
3148 missing valgrind entry.
3149 * configure: Regenerate.
3151 2004-07-11 Phil Edwards <phil@codesourcery.com>
3153 * doc/install.texi (Testing): Fix syntax in "make check" example.
3155 2004-07-10 James E Wilson <wilson@specifixinc.com>
3157 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
3159 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3161 PR rtl-optimization/16001
3162 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
3165 2004-07-10 Geoffrey Keating <geoffk@apple.com>
3167 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
3169 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
3170 James Morrison <phython@gcc.gnu.org>
3172 * doc/contrib.texi (Contributors): Add gfortran contributors and
3173 fix a couple of typos.
3175 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3177 PR rtl-optimization/15387
3178 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
3179 to incoming args space correctly.
3181 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3183 * pa.c (output_indirect_call): Only use %r2 as the link register in
3184 indirect calls with the long PA 2.0 pc-relative branch.
3186 2004-07-10 Daniel Jacobowitz <dan@debian.org>
3188 * config/i386/i386.c (override_options): Pick a 64-bit CPU
3189 for the default tuning if TARGET_64BIT.
3191 2004-07-10 Richard Henderson <rth@redhat.com>
3193 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
3194 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
3196 2004-07-10 Jakub Jelinek <jakub@redhat.com>
3198 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
3199 * expmed.c (store_bit_field, extract_bit_field): Remove last
3201 * builtins.c (expand_builtin_signbit): Adjust callers.
3202 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
3203 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
3204 * ifcvt.c (noce_emit_move_insn): Likewise.
3205 * stmt.c (expand_return): Likewise.
3206 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
3207 store_field, expand_expr_real_1): Likewise.
3209 2004-07-10 Richard Henderson <rth@redhat.com>
3211 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
3213 2004-07-09 Mike Stump <mrs@apple.com>
3215 * config/darwin.c (no_dead_strip): Add.
3216 (HAVE_DEAD_STRIP): Add.
3217 (darwin_emit_unwind_label): Ensure that we don't dead code strip
3220 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3222 * tree-ssa-loop-im.c: New file.
3223 * Makefile.in (tree-ssa-loop-im.o): Add.
3224 * cfgloop.c (superloop_at_depth): New function.
3225 * cfgloop.h (superloop_at_depth): Declare.
3226 * common.opt (ftree-lim): New flag.
3227 * expr.c (array_ref_up_bound): New function.
3228 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
3229 * timevar.def (TV_LIM): New timevar.
3230 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
3231 computing immediate uses of a phi node.
3232 * tree-flow.h (struct tree_ann_common_d): Add aux field.
3233 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
3234 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
3235 * tree-pass.h (pass_lim): Declare.
3236 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
3238 (pass_lim): New pass structure.
3239 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
3240 * tree.c (in_array_bounds_p): New function.
3241 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
3242 (in_array_bounds_p, array_ref_up_bound): Declare.
3243 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
3244 * doc/passes.texi (tree-ssa-loop-im.c): Document.
3246 2004-07-09 Richard Henderson <rth@redhat.com>
3248 * builtins.c (expand_builtin_stpcpy): Don't modify len.
3250 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
3253 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
3255 * flags.h: Delete redundant prototypes that are being generated
3256 in options.h from common.opt.
3257 * common.opt: Add in the expository comments formerly in flags.h.
3259 2004-07-09 Jan Beulich <jbeulich@novell.com>
3261 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
3262 available for use only when TARGET_MMX/_SSE is set, and check for
3263 variable argument function if any register count is non-zero.
3264 (function_arg): Correctly suppress repeated warnings for passing SSE
3265 vectors are arguments without SSE enabled.
3266 (ix86_function_arg_boundary): Without SSE enabled, the use of what
3267 would be SSE register modes does no longer influence the alignment.
3269 2004-07-09 Richard Henderson <rth@redhat.com>
3271 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
3272 Always align upward to arg boundary. Use size_in_bytes/round_up.
3273 Maintain type-correctness of constants.
3274 * stor-layout.c (round_up, round_down): Special-case powers of 2.
3276 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3278 * config/sparc/sparc.c (*_costs): Scale instruction costs
3280 (sparc_rtx_costs): Adjust as appropriate.
3282 2004-07-09 Jan Beulich <jbeulich@novell.com>
3284 * config/i386/mm3dnow.h: New.
3285 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
3287 2004-07-09 Richard Henderson <rth@redhat.com>
3289 * simplify-rtx.c (simplify_const_relational_operation): Only
3290 look at bounds of scalar integers.
3292 2004-07-09 Jan Beulich <jbeulich@novell.com>
3294 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
3296 2004-07-09 Andrew Pinski <apinski@apple.com>
3298 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
3300 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
3301 UOBJC_METACLASS_decl.
3303 2004-07-09 James E Wilson <wilson@specifixinc.com>
3306 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
3307 do return a parallel if hfa_mode == XFmode and mode == TImode.
3309 2004-07-09 Jan Beulich <jbeulich@novell.com>
3311 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
3312 permissible for unary plus.
3314 2004-07-09 Jan Beulich <jbeulich@novell.com>
3316 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
3317 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
3318 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
3319 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
3320 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
3321 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
3322 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
3323 (BUILTIN_xxxIMAX): New.
3324 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
3325 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
3326 BUILT_IN_PARITYIMAX.
3328 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3330 * config/sparc/sparc.h (processor_costs): Define.
3331 (sparc_costs): Declare.
3332 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
3333 hypersparc_costs, sparclet_costs, ultrasparc_costs,
3334 ultrasparc3_costs): New.
3335 (sparc_override_options): Set sparc_costs as appropriate.
3336 (sparc_rtx_costs): Use sparc_costs instead of messy
3339 2004-07-09 Steven Bosscher <stevenb@suse.de>
3341 * doc/md.texi (Processor pipeline description): Mention that
3342 the old pipeline description is deprecated.
3344 * config/rs6000/7450.md (automaton ppc7450): Split up, move
3345 mciu_7450 function unit to...
3346 (automaton ppc7450mciu): ...new automaton.
3348 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
3349 (schedule_block): Don't consider inserting bubbles.
3350 (sched_init): Don't initialize DFA bubbles.
3351 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
3352 TARGET_SCHED_DFA_BUBBLE): Remove.
3353 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
3354 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
3355 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
3357 * stmt.c (conditional_context): Remove prototype.
3358 * tree.h (conditional_context): Remove.
3359 * tree-cfg.c (pre_insert_on_edge): Remove.
3361 * c-common.h (c_expand_asm_operands): Remove prototype.
3362 * c-typeck.c (c_expand_asm_operands): Remove.
3364 2004-07-09 Jan Beulich <jbeulich@novell.com>
3366 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
3367 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
3368 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
3369 and V8QI are class SSE. All sufficiently small remaining vector modes
3370 must be passed in one or two integer registers.
3371 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
3373 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
3374 __builtin_ia32_pmuludq128 have non-uniform argument and return types
3375 and must thus be handled explicitly.
3376 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
3378 (movv8qi_internal, movv4hi_internal, movv2si_internal,
3379 movv2sf_internal): Permit moving between MMX and XMM registers (since
3380 MMX areguments and return values are passed in XMM registers).
3381 (sse2_umulsidi3): Correct type and mode.
3383 2004-07-09 Richard Henderson <rth@redhat.com>
3385 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
3387 2004-07-09 Eric Christopher <echristo@redhat.com>
3389 * config/rs6000/40x.md: Split into two automatons.
3391 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3392 Andrew Pinski <apinski@apple.com>
3394 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
3395 on when we have more than one input file.
3396 (c_common_parse_file): Restore loop over all input files.
3397 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
3399 * c-decl.c (set_type_context): New function.
3400 (pop_scope): Use it to set context of types. When we
3401 encounter a TYPE_DECL, set the context of the attached type too.
3402 (pop_file_scope): Don't call cpp_undef_all here.
3403 (diagnose_mismatched_decls): Do not complain about a second
3404 definition of an 'extern inline' function if it's not in the
3405 same translation unit. Do not complain about inline
3406 declaration after use if the use was in a different
3408 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
3409 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
3411 (pushdecl_top_level): Likewise.
3412 (grokdeclarator): Clarify what is going on with setting
3413 DECL_EXTERNAL on function types, a little.
3414 (c_write_global_declarations): Don't do anything if
3415 -fsyntax-only or errors have been encountered.
3417 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3419 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
3421 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3424 * pa.c (output_indirect_call): Use %r2 as the link register when
3425 calling $$dyncall with a pc-relative branch.
3427 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
3429 * doc/install.texi (Binaries): Mention OpenPKG.
3431 2004-07-09 Diego Novillo <dnovillo@redhat.com>
3433 Fix PR tree-optimization/15555
3434 * tree-dfa.c (dump_variable): If the variable is a pointer
3435 SSA_NAME, also dump its points-to information.
3436 * tree-flow.h (struct ptr_info_def): Add field
3438 (dump_points_to_info_for): Declare.
3439 (debug_points_to_info_for): Declare.
3440 * tree-optimize.c (init_tree_optimization_passes): Add a
3441 second alias analysis pass after DOM2.
3442 Move pass_del_pta to a later spot.
3443 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
3444 create a name tags when we find a dereferenced pointer. Just
3445 mark the pointer dereferenced.
3446 (collect_points_to_info_for): Move code to clear points-to
3447 information to create_name_tags.
3448 (create_name_tags): New function.
3449 (compute_flow_sensitive_aliasing): Call it.
3450 (setup_pointers_and_addressables): Mark type tags for renaming
3452 (create_memory_tag): ... here.
3453 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
3454 (dump_points_to_info_for): Declare extern.
3455 (debug_points_to_info_for): New function.
3457 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
3459 * config/arc/arc.md: Switch to DFA-based scheduler description.
3460 * config/arc/arc.c: Switch to DFA-based scheduler description.
3462 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3464 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
3467 2004-07-09 Richard Henderson <rth@redhat.com>
3469 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
3470 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3471 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
3472 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3474 * config/v850/v850-protos.h (v850_va_arg): Remove.
3475 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3476 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
3477 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
3478 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
3479 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
3481 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3484 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
3485 and DImode to use +/-4k offset.
3487 2004-07-09 Richard Henderson <rth@redhat.com>
3489 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
3491 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3492 (xstormy16_gimplify_va_arg_expr): Rewrite from
3493 xstormy16_expand_builtin_va_arg.
3494 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
3496 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
3497 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
3499 * config/sh/sh-protos.h (sh_va_arg): Remove.
3500 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3501 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
3502 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
3504 * config/pa/pa-protos.h (hppa_va_arg): Remove.
3505 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3506 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
3507 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3509 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
3510 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3511 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
3512 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
3514 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3516 * config/sparc/sparc.md (return): Rewrite length formula.
3517 * config/sparc/sparc.c (output_return): Pass 1 as 5th
3518 argument to final_scan_insn when in a delay slot.
3519 (output_sibcall): Likewise.
3521 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3523 * arm.c (arm_cpp_interwork): New variable.
3524 (arm_override_options): Set it if TARGET_INTERWORK was on the command
3526 * arm.h (arm_cpp_interwork): Declare it.
3527 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
3528 __THUMB_INTERWORK__ in the preprocessor.
3530 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
3532 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
3534 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3537 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
3538 Override default settings to account for -m32 and -m64.
3540 2004-07-08 Randolph Chung <tausq@debian.org>
3542 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3544 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
3546 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
3547 before comparing it as such.
3549 2004-07-08 Richard Henderson <rth@redhat.com>
3551 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
3552 temporary. Use bit arithmetic to align.
3554 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
3556 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
3557 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
3558 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
3559 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
3560 add_labels_and_missing_jumps, find_jump_block,
3561 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
3563 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
3564 link_btr_uses, move_btr_def): Likewise.
3565 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
3566 expand_builtin_expect_jump): Likewise.
3567 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
3568 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3569 * cfganal.c (forwarder_block_p): Likewise.
3570 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
3571 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
3572 find_bb_boundaries): Likewise.
3573 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3574 merge_blocks_move_predecessor_nojumps,
3575 merge_blocks_move_successor_nojumps, insns_match_p,
3576 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3577 try_optimize_cfg): Likewise.
3578 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
3579 * cfglayout.c (skip_insns_after_block, label_for_bb,
3580 record_effective_endpoints, insn_locators_initialize,
3581 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
3582 * cfgmainloop.c (create_loop_notes): Likewise.
3583 * cfgrtl.c (delete_insn, delete_insn_chain,
3584 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
3585 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
3586 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3587 redirect_branch_edge, force_nonfallthru_and_redirect,
3588 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
3589 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
3590 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
3591 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
3592 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
3593 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
3594 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
3595 * combine.c (combine_instructions, can_combine_p, try_combine,
3596 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
3597 distribute_notes, distribute_links, insn_cuid): Likewise.
3598 * cse.c (fold_rtx, cse_insn, cse_around_loop,
3599 invalidate_skipped_block, cse_set_around_loop,
3600 cse_end_of_basic_block, cse_main, cse_basic_block,
3601 cse_condition_code_reg): Likewise.
3602 * cselib.c (cselib_process_insn): Likewise.
3603 * ddg.c (create_ddg): Likewise.
3604 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
3606 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3607 gen_label_die, dwarf2out_var_location): Likewise.
3608 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
3609 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
3610 last_call_insn, active_insn_p, next_label, prev_label,
3611 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
3612 add_insn_before, remove_insn, add_function_usage_to,
3613 reorder_insns, find_line_note, remove_unnecessary_notes,
3614 emit_insn_after_1, classify_insn): Likewise.
3615 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
3616 connect_post_landing_pads, sjlj_mark_call_sites,
3617 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
3618 can_throw_internal, can_throw_external, set_nothrow_function_flags,
3619 convert_to_eh_region_ranges): Likewise.
3620 * explow.c (optimize_save_area_alloca): Likewise.
3621 * expr.c (expand_expr_real): Likewise.
3622 * final.c (insn_current_reference_address, compute_alignments,
3623 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
3624 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
3625 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
3626 propagate_block_delete_insn, propagate_one_insn,
3627 init_propagate_block_info, propagate_block, libcall_dead_p,
3628 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
3630 * function.c (instantiate_virtual_regs, reorder_blocks_1,
3631 expand_function_start, expand_function_end, contains,
3632 thread_prologue_and_epilogue_insns,
3633 reposition_prologue_and_epilogue_notes): Likewise.
3634 * gcse.c (constprop_register, bypass_conditional_jumps,
3635 insert_insn_end_bb, gcse_after_reload): Likewise.
3636 * genemit.c (gen_expand, gen_split): Likewise.
3637 * genpeep.c (gen_peephole, main): Likewise.
3638 * global.c (build_insn_chain): Likewise.
3639 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
3640 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
3641 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
3642 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
3643 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
3644 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
3645 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
3646 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
3647 dead_or_predicable): Likewise.
3648 * integrate.c (try_constants): Likewise.
3649 * jump.c (rebuild_jump_labels, cleanup_barriers,
3650 purge_line_number_notes, init_label_info, mark_all_labels,
3651 squeeze_notes, get_label_before, get_label_after,
3652 reversed_comparison_code_parts, simplejump_p, pc_set,
3653 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
3654 delete_barrier, delete_prior_computation, delete_computation,
3655 delete_related_insns, delete_for_peephole, redirect_jump):
3657 * lcm.c (optimize_mode_switching): Likewise.
3658 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
3660 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
3661 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
3662 * loop-iv.c (simplify_using_assignment): Likewise.
3663 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
3664 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
3665 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
3666 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
3667 check_insn_for_givs, check_final_value, update_giv_derive,
3668 basic_induction_var, product_cheap_p, check_dbra_loop,
3669 loop_insn_first_p, last_use_this_basic_block,
3670 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
3671 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
3672 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
3673 sms_schedule_by_order): Likewise.
3674 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
3675 * postreload.c (reload_cse_simplify_operands, reload_combine,
3676 reload_cse_move2add): Likewise.
3677 * predict.c (can_predict_insn_p, estimate_probability,
3678 expected_value_to_br_prob, process_note_predictions): Likewise.
3679 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
3680 * profile.c (branch_prob): Likewise.
3681 * ra-build.c (live_out_1, livethrough_conflicts_bb,
3682 detect_webs_set_in_cond_jump): Likewise.
3683 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
3684 ra_print_rtl_with_bb): Likewise.
3685 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
3686 * recog.c (next_insn_tests_no_inequality, find_single_use,
3687 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
3688 * reg-stack.c (next_flags_user, record_label_references,
3689 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
3690 compensate_edge, convert_regs_1): Likewise.
3691 * regclass.c (scan_one_insn): Likewise.
3692 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3693 regmove_optimize, fixup_match_1, single_set_for_csa,
3694 combine_stack_adjustments_for_block): Likewise.
3695 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
3696 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
3697 find_equiv_reg): Likewise.
3698 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
3699 reload_as_needed, emit_input_reload_insns, do_output_reload,
3700 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
3702 * reorg.c (find_end_label, emit_delay_sequence,
3703 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
3704 get_jump_flags, rare_destination, mostly_true_jump,
3705 try_merge_delay_insns, redundant_insn, own_thread_p,
3706 fill_simple_delay_slots, fill_slots_from_thread,
3707 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
3708 dbr_schedule): Likewise.
3709 * resource.c (find_basic_block, next_insn_no_annul,
3710 find_dead_or_set_registers, mark_target_live_regs): Likewise.
3711 * rtl.h (RTX_PREV): Likewise.
3712 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
3713 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
3714 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
3715 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
3716 tablejump_p, computed_jump_p, insns_safe_to_move_p,
3717 find_first_parameter_load, can_hoist_insn_p): Likewise.
3718 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
3719 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
3720 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
3721 schedule_ebbs): Likewise.
3722 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
3723 is_conditionally_protected, can_schedule_ready_p,
3724 add_branch_dependences, debug_dependencies): Likewise.
3725 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
3727 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
3728 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
3729 set_dominates_use, ujump_to_loop_cont): Likewise.
3730 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
3731 * varasm.c (output_constant_pool_1): Likewise.
3733 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3735 * tree-scalar-evolution.c: New file.
3736 * tree-scalar-evolution.h: New file.
3737 * tree-ssa-loop-niter.c: New file.
3738 * Makefile.in (SCEV_H): New.
3739 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
3740 * cfgloop.h (struct loop): Add bounds field.
3741 * tree-flow.h (struct tree_niter_desc): New type.
3742 (number_of_iterations_cond, number_of_iterations_exit,
3743 loop_niter_by_eval, find_loop_niter_by_eval,
3744 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
3745 free_numbers_of_iterations_estimates): Declare.
3746 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
3747 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
3748 * doc/invoke.texi (max-iterations-to-track): Document.
3750 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
3752 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
3753 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
3754 (MODE_AFTER): Add cast appropriately.
3755 * config/sh/sh.md (movdi splitter): Likewise.
3756 (casesi_worker_2): Add const qualifier appropriately.
3757 (eh_return): Remove unused variable.
3758 (insv): Initialize v;
3760 2004-07-08 Richard Henderson <rth@redhat.com>
3762 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
3763 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3764 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
3765 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
3766 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
3768 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
3769 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3770 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
3771 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
3773 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
3774 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3775 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
3776 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
3778 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
3779 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3780 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
3781 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
3783 * config/i860/i860-protos.h (i860_va_arg): Remove.
3784 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3785 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
3786 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
3788 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3790 * system.h: Prototype getpagesize if missing.
3791 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
3792 * configure: Regenerate.
3793 * config.in: Regenerate.
3795 2004-07-08 Richard Henderson <rth@redhat.com>
3797 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
3798 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3799 (fr30_gimplify_va_arg_expr): New.
3800 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
3801 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
3803 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
3806 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
3807 of asm_noperands result.
3809 2004-07-08 Richard Henderson <rth@redhat.com>
3811 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
3812 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3813 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
3814 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
3816 2004-07-08 Richard Henderson <rth@redhat.com>
3818 * builtins.c (ind_gimplify_va_arg_expr): New.
3819 * tree.h (ind_gimplify_va_arg_expr): Declare.
3820 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
3822 2004-07-08 Jan Beulich <jbeulich@novell.com>
3824 * expmed.c (extract_bit_field): Correct condition to use vec_extract
3825 patterns also on vector elements other than the first one.
3826 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
3829 2004-07-08 Geoffrey Keating <geoffk@apple.com>
3831 * config/rs6000/darwin-ldouble.c: Correct reference
3832 to the Linnainmaa paper.
3834 2004-07-08 Richard Henderson <rth@redhat.com>
3836 * config/arc/arc-protos.h (arc_va_arg): Remove.
3837 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3838 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
3839 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3841 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
3842 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3843 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
3844 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
3846 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3848 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
3850 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3852 * c-decl.c (static_ctors, static_dtors): Make static.
3853 (pop_file_scope): Call c_common_write_pch and
3854 cgraph_finalize_compilation_unit here.
3855 (build_cdtor): Moved here from c-objc-common.c; simplify.
3856 (c_write_global_declarations_1): Clarify comment.
3857 (c_write_global_declarations): Close the external scope before
3858 doing anything else. Call build_cdtor, cgraph_optimize, and
3859 mudflap_finish_file here.
3860 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
3862 * c-objc-common.c: No need to include cgraph.h.
3863 (build_cdtor): Moved to c-decl.c.
3864 (c_objc_common_finish_file): Delete.
3865 * c-tree.h: Update to match.
3866 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
3867 (generate_static_references): Set TREE_USED before calling finish_decl.
3868 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
3869 on the static_instances_decl.
3871 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3873 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
3874 decls when there is only one input translation unit.
3875 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
3876 change of 2004-07-05; do not treat declarations with
3877 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
3878 * opts.c (cur_in_fname): Delete.
3880 * tree.c: Revert changes of 2004-07-05; no special treatment
3881 for TRANSLATION_UNIT_DECLs.
3882 * Makefile.in (tree.o): Update dependencies.
3884 2004-07-08 Roger Sayle <roger@eyesopen.com>
3886 * builtins.c (fold_builtin_strcpy): Merge functionality from
3887 simplify_builtin_strcpy. Add additional len argument. No longer
3888 static. Remove function prototype.
3889 (fold_builtin_strncpy): Likewise integrate functionality from
3890 simplify_builtin_strncpy. Add additional slen argument. No
3891 longer static. Remove function prototype.
3892 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
3893 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
3894 types of "ignore" and "unlocked" parameters to bool.
3895 (fold_builtin_1): Add additional ignore argument. Call renamed
3896 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
3897 builtins. Update arguments to fold_builtin_strncpy and
3898 fold_builtin_strcpy. Add function prototype.
3899 (fold_builtin): Add additional Boolean ignore argument to pass
3901 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
3902 and fold_builtin_strncpy instead of simplify_builtin_fputs,
3903 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
3905 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
3906 simplify_builtin_strncpy): Delete function prototypes.
3907 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
3908 fold_builtin_strncpy): Add function prototypes here.
3909 (fold_builtin): Update function prototype with new "bool ignore".
3911 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
3912 (ccp_fold_builtin): Update call to fold_builtin. Call
3913 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
3914 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
3915 simplify_builtin_strncpy respectively.
3916 * fold-const.c (fold): Update call to fold_builtin.
3918 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
3920 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
3923 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
3924 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
3925 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
3926 * calls.c: Remove ifdefs of macros above.
3927 * functions.c: Likewise.
3930 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3932 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
3933 (arch attribute): Delete.
3934 (current_function_calls_alloca attribute): Rename into calls_alloca.
3935 (calls_eh_return): New attribute.
3936 (leaf_function): Likewise.
3937 (length attribute): Fix formula for sibcalls.
3938 (return insn): Correctly compute the 'length' attribute.
3939 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
3941 2004-07-08 Richard Henderson <rth@redhat.com>
3943 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
3944 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
3945 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
3946 * tree-eh.c (lower_eh_constructs_1): Likewise.
3947 * tree-sra.c (sra_walk_modify_expr): Likewise.
3948 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3949 (eliminate_unnecessary_stmts): Likewise.
3950 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3951 * tree-tailcall.c (optimize_tail_call): Likewise.
3952 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
3954 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3955 Jakub Jelinek <jakub@redhat.com>
3957 * config/i386/i386.c (override_options): Enable
3958 SSE prefetches with -mtune, as long as we are
3959 compiling for i686 or higher. All i686 processors
3960 accept SSE prefetches as NOPS, some i586's don't.
3962 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3965 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
3967 2004-07-08 Diego Novillo <dnovillo@redhat.com>
3969 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
3970 the handling of clobbering ASM_EXPRs.
3972 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3975 * config/sparc/sparc.c (function_value): In 64-bit mode,
3976 return the aggregates larger than 16 bytes like unions.
3978 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3981 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
3982 'temp' is zero, generate new pseudos as needed and emit the
3983 sequence of insns in single-assignment form. Resync comments
3985 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
3986 function before reload.
3988 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
3990 * vec.c (vec_assert_fail): Remove duplicate 'function'.
3992 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
3994 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
3995 Allocation is signed.
3996 (VEC_reserve): Return flag, allocation is signed.
3998 2004-07-08 Richard Henderson <rth@redhat.com>
4000 * tree-ssa-ccp.c (fold_stmt): Get type directly from
4001 OBJ_TYPE_REF_OBJECT.
4003 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
4004 Neil Booth <neil@daikokuya.co.uk>
4008 * c-decl.c (finish_struct): Ensure bit-fields are given the
4010 * c-common.c (c_common_signed_or_unsigned_type): For C, require
4011 the precision to match as well as the mode.
4012 * expr.c (reduce_to_bit_field_precision): New function.
4013 (expand_expr_real_1): Reduce expressions of bit-field type to
4015 * langhooks.h (reduce_bit_field_operations): New hook.
4016 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4018 * c-lang.c, objc/objc-lang.c
4019 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
4020 * objc/objc-act.c (check_ivars): Convert types to bit-field types
4022 * tree.c (build_nonstandard_integer_type): New function.
4023 * tree.h (build_nonstandard_integer_type): New prototype.
4024 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
4025 conversions between integer and boolean types as useless.
4027 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4029 * c-common.c (c_common_nodes_and_builtins): Do not
4030 create __builtin_ptrdiff_t and __builtin_size_t.
4032 2004-07-08 Andrew Pinski <apinski@apple.com>
4034 * Makefile.in (libbackend.o): Add -combine to the gcc
4037 2004-07-08 Nick Clifton <nickc@redhat.com>
4039 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
4042 2004-07-08 Richard Henderson <rth@redhat.com>
4044 * except.c (expand_eh_region_start, expand_eh_region_end,
4045 expand_eh_handler, expand_eh_region_end_cleanup,
4046 expand_start_all_catch, expand_start_catch, expand_end_catch,
4047 expand_end_all_catch, expand_eh_region_end_allowed,
4048 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
4049 expand_eh_region_end_fixup): Remove.
4050 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
4051 cleanups, outer_cleanups, label_chain, exception_region.
4052 (struct goto_fixup): Remove stack_level, cleanup_list_list.
4053 (struct label_chain): Remove.
4054 (struct stmt_status): Remove x_stack_block_stack.
4055 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
4056 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
4057 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
4058 end_cleanup_deferral, last_cleanup_this_contour,
4059 containing_blocks_have_cleanups_or_stack_level,
4060 any_pending_cleanups): Remove.
4061 (expand_null_return_1): Take no arguments.
4062 (expand_label, expand_naked_return, expand_return,
4063 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
4064 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
4065 expand_end_case_type): Don't use any of them.
4066 * calls.c (expand_call): Likewise.
4067 * dojump.c (do_jump): Likewise.
4068 * function.c (expand_function_end): Likewise.
4069 * expr.c (store_expr, expand_expr_real_1): Likewise.
4070 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
4071 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
4072 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
4073 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
4074 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
4075 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
4076 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
4077 for WITH_CLEANUP_EXPR.
4078 (gimple_push_cleanup): Likewise.
4079 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
4080 * print-tree.c (print_node): Likewise.
4081 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
4082 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
4083 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
4084 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
4085 (GOTO_SUBROUTINE_EXPR): Remove.
4086 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
4087 (DECL_TOO_LATE): Remove.
4088 * except.h, tree.h: Update decls.
4090 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4092 * explow.c (optimize_save_area_alloca): Do not accept parameters.
4093 * passes.c (rest_of_handle_final): Handle symout.
4094 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
4096 (rest_of_handle_sched): Break out SMS. Remove ifs for
4097 flag_schedule_insns and flag_modulo_sched.
4098 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
4100 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
4101 (rest_of_handle_partition_blocks, rest_of_handle_sms,
4102 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
4103 rest_of_handle_mode_switching, rest_of_handle_jump,
4104 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
4105 rest_of_handle_jump2, rest_of_handle_postreload,
4106 rest_of_handle_flow2, rest_of_clean_state,
4107 rest_of_handle_shorten_branches,
4108 rest_of_handle_prologue_epilogue,
4109 rest_of_handle_branch_target_load_optimize): New.
4110 (rest_of_compilation): Call the above. Remove ggc_collect
4111 calls moved to rest_of_handle_*.
4112 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
4114 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
4115 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
4116 * except.h (set_nothrow_function_flags): Update comment.
4117 * function.c (current_function_nothrow): Remove.
4118 * output.h (current_function_nothrow): Remove.
4119 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
4120 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
4122 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4125 * reorg.c: Revert 2004-06-30 change.
4126 (find_end_label): If HAVE_epilogue and !HAVE_return,
4127 return 0 instead of creating a label at the end of the insn chain.
4128 (optimize_skip): Account for the failure mode of find_end_label.
4129 (fill_simple_delay_slots): Likewise.
4130 (fill_slots_from_thread): Likewise.
4131 (relax_delay_slots): Likewise.
4133 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4135 * tree-flow.h (addressable_vars): Declare.
4136 * tree-ssa-alias.c (addressable_vars): Define.
4137 (setup_pointers_and_addressables): Add addressable variables
4138 to addressable_vars.
4139 * tree-ssa-operands.c (get_stmt_operands): Move
4140 handling of ASM_EXPRs ...
4141 (get_asm_expr_operands): ... here.
4142 When the ASM_EXPR clobbers memory, also clobber addressable
4144 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
4145 (delete_tree_ssa): Reset addressable_vars.
4147 2004-07-07 Jan Beulich <jbeulich@novell.com>
4148 Richard Henderson <rth@redhat.com>
4150 * varasm.c (assemble_variable): Use assemble_zeros for
4151 zero-initialized variables.
4152 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
4153 for SECCAT_BSS and SECCAT_TBSS.
4155 2004-07-07 Jan Beulich <jbeulich@novell.com>
4157 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
4159 * expmed.c (emit_store_flag): Also special-case double-word
4160 (in-)equality comparison against -1.
4162 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
4163 passing arguments the containers for which are registers.
4165 * calls.c (emit_library_call_value_1): Use mode of function parameter
4166 rather than that of argument since constants have none.
4168 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4170 Introduce H8SX support.
4171 * expr.c (expand_strcpy): Renamed and moved to...
4172 * builtins.c (expand_movstr): ... here. Tweak.
4173 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
4174 computed or has side effects.
4175 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
4176 unused, or if mempcpy fails. Adjust the return value in the
4177 latter case. Use movstr if everything else fails.
4178 * doc/md.texi (movstr): Document.
4179 (movmemM, clrmemM): Fix explanation of memory block operands.
4180 * config/h8300/h8300.md (stpcpy): Renamed to...
4181 (movstr): ... this. Adjust.
4182 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4183 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
4184 movmem* and clrstr* to clrmem*.
4185 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
4186 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
4187 GENERAL_REGS, always.
4188 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
4189 getting the stack pointer as addr.
4190 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
4191 from general_operand_dst.
4192 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
4194 (movmd_internal): ... this. Add modes to operands. Disparage `D'
4195 instead of requiring it to match only before reload.
4196 (stpcpy_internal_normal): New, normal-mode variant of...
4197 (stpcpy_internal): ... this. Add modes to operands. Disparage
4198 `D' instead of requiring it to match only before reload.
4199 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
4201 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
4202 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
4204 * config/h8300/h8300.md (attr type): Add call.
4205 (attr can_delay): If type is call, set it no.
4206 (call, call_value): Set type to call.
4207 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
4208 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
4209 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
4210 * tree.c (get_narrower): Don't narrow integral types into
4212 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
4213 frame_size *before* the first use.
4214 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
4216 (peephole2): Don't widen instructions that push SP. Move
4217 decrement of SP to the end of all stm-generating peepholes.
4218 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4219 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
4220 and OR to set it to all ones.
4221 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4222 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
4223 (call, call_value): Set can_delay to "no".
4224 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
4225 * config/h8300/h8300.md (extzv): Make subreg check more robust.
4226 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4227 * config/h8300/h8300.md (*brabit): Remove.
4228 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
4229 zero_extract. Use bit_memory_operand as the predicate for
4230 operand 1 and 'WU' as the constraint. Check the difference
4231 between the base length and the final one when deciding which
4232 type of branch to use.
4233 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4234 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
4235 Use convert_move to extend the result for TARGET_H8300SX. Check
4236 for QImode memory references. Optimize the case where the
4237 destination is a paradoxical subreg.
4238 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4239 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
4240 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
4241 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4242 * config/h8300/h8300.md: Include mova.md
4243 (length_table): Add mova and mova_zero.
4244 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
4245 after all constant addresses for '%R', '%X', '%T' and '%S'.
4246 (h8300_mova_length): New function.
4247 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
4248 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
4249 dependencies for s-config, etc.
4250 * config/h8300/gemova.sh: New file.
4251 * config/h8300/mova.md: Generated.
4252 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
4253 * config/h8300/h8300.c (h8300_bitfield_length): New.
4254 (nibble_operand): Adjust.
4255 (h8300_binary_length): Handle conditional binary op.
4256 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
4257 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
4258 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
4259 and P#<0, unused so far. W and Y are now prefixes to multi-letter
4260 constraints. WU is introduced as a variant of U that requires a
4261 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
4262 * config/h8300/h8300.md (attr type): Added bitbranch.
4263 (attr length_table): Added bitfield and bitbranch.
4264 (attr length): Compute bitbranch length.
4265 (andqi): Separate pattern for H8300SX. Use bfld for loading the
4266 least-significant bit of a byte.
4267 (brabit, brabc, brabs): New.
4268 (insv, extzv): Emit bfst and bfld on H8300SX.
4269 (bfld, bfst, seq, sne): New.
4270 (bstzhireg, cmpstz, bstz, bistz): New.
4271 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
4272 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
4273 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
4274 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
4275 (h8sx_unary_memory_operator): New function.
4276 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
4277 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
4278 * config/h8300/h8300.md: Add peepholes to combine reloads and
4280 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4281 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
4282 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
4283 (and?i, ior?i, xor?i): Likewise.
4284 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4285 * config/h8300/h8300.c: Move enums and prototypes to head of file.
4286 Various whitespace fixes.
4287 (h8300_constant_length): New function, split out from...
4288 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
4289 (h8300_classify_operand): Use IN_RANGE.
4290 (h8300_classify_operand): Use h8300_constant_length.
4291 (h8300_short_move_mem_p): Tighten size check.
4292 (h8sx_mergeable_memrefs_p): Tighten equality check.
4293 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
4294 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
4296 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
4297 * config/h8300/crtn.asm: Likewise.
4298 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
4299 if __H8300SX__ is defined.
4300 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
4301 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
4302 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
4303 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
4304 addresses as mode-dependent.
4305 * config/h8300/h8300.c (print_operand_address): Update call to
4307 (h8300_get_index): Take a mode argument. Rework to fix an
4308 earlier misunderstanding.
4309 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
4310 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
4311 into a register if TARGET_H8300SX.
4312 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
4313 TARGET_H8300SX. Also disable related define_splits.
4314 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
4315 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
4316 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
4317 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4318 * config/h8300/h8300.h (OK_FOR_Z): New macro.
4319 (EXTRA_CONSTRAINT_STR): Check it.
4320 * config/h8300/h8300.c (h8300_classify_operand): Accept null
4322 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
4323 * config/h8300/h8300.md (length_table): Add mov_imm4.
4324 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
4325 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4326 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
4328 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
4329 * config/h8300/h8300.c (h8300_reorg): New function.
4330 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4331 * config/h8300/h8300.md (length): Subtract the length of the
4332 delay slot from (pc) when checking the range of forward branches.
4333 (delay_slot, can_delay): New attributes.
4334 (define_delay): Add bra/s handling.
4335 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
4336 (jump): Add delayed-branch handling.
4337 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
4338 * expr.c (expand_strcpy): New function.
4339 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
4340 (expand_builtin_stpcpy): Likewise.
4341 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
4342 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
4343 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
4344 handling to improve register allocation for -fno-omit-frame-pointer.
4345 (h8sx_split_movmd): Delete, moving er6 handling into...
4346 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
4347 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
4348 (movmd): Add calls to copy_rtx.
4349 (movmd_internal): In the second alternative, allow the initial and
4350 final destination registers to be different . Update the splitter
4351 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
4352 instead of h8sx_split_movmd.
4353 (stpcpy, movsd): New expanders.
4354 (movsd_internal): New define_insn.
4355 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
4356 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
4357 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
4358 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
4359 and DESTINATION_REGS.
4360 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4361 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
4362 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
4363 (h8300_move_ratio): Declare.
4364 (MOVE_RATIO): Use it.
4365 * config/h8300/h8300.c (h8300_move_ratio): New variable.
4366 (h8300_init_once): Initialize it.
4367 (h8300_reg_class_from_letter): New function.
4368 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
4369 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
4370 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
4371 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
4372 (movstrsi, movmd): New expanders.
4373 (movmd_internal): New insn.
4374 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
4375 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
4376 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
4377 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
4378 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
4379 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4380 * config/h8300/h8300.c (nibble_operand): Fix warning.
4381 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
4382 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
4383 (movsf_h8300h): Disable for TARGET_H8300SX.
4384 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4385 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
4386 h8300_stm_parallel and h8300_return_parallel.
4387 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
4388 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
4389 h8300_stm_parallel, h8300_return_parallel): New functions.
4390 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
4391 if TARGET_H8300SX. Use h8300_push_pop.
4392 (h8300_expand_epilogue): Likewise. Try to merge the return insn
4393 and final pop when generating h8sx code. Always emit some form
4395 * config/h8300/h8300.md: Don't enforce register alignment in
4396 stm peepholes if TARGET_H8300SX.
4397 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
4398 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
4399 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
4400 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4401 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
4402 (MULTILIB_DIRNAMES): Add a directory for it.
4403 (MULTILIB_MATCHES): Delete.
4404 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4405 * final.c (walk_alter_subreg): Handle addresses with subregs
4406 inside a ZERO_EXTEND or AND.
4407 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
4408 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
4410 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
4411 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
4412 @(dd,Rn.w) and @(dd,ERn.L).
4413 (h8300_displacement_size): Take the whole address as argument.
4414 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
4415 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4416 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
4417 (h8sx_mergeable_memrefs_p): Declare.
4418 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
4419 (HAVE_PRE_INCREMENT): Likewise.
4420 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
4421 addresses for TARGET_H8300SX,
4422 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
4424 (movb_length_table, movl_length_table): New tables.
4425 (movw_length_table): Define to movb_length_table.
4426 (h8300_displacement_size): New, split out from...
4427 (h8300_classify_address): ...here. Handle pre/post inc/dec.
4428 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
4429 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
4430 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
4431 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
4432 (compute_plussi_length, compute_plussi_cc): Update accordingly.
4433 (h8sx_unary_shift_operator): Get the mode from the operator.
4434 (binary_shift_operator): Likewise.
4435 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
4436 a memory reference, check whether the reference is offsettable.
4437 (length_table): Add movb, movw and movl.
4438 (movqi): Add new h8sx pattern. Don't force one operand to be a
4439 register when generating h8sx code.
4440 (movhi, movsi, movsf): Likewise.
4441 (movstrictqi): Use the length_table attribute.
4442 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
4443 (addqi3): Split into a define_expand and define_insn. Don't accept
4444 memory operands in the expander. Use h8300_operands_match_p to
4445 check for matching operands in the define_insn.
4446 (subqi3, negqi2, one_cmplqi2): Likewise.
4447 (add[hs]i3): Don't accept memory operands in the expander. Likewise
4448 in any patterns that are unused in h8sx code. In the h8sx patterns,
4449 use h8300_operands_match_p to check whether operands match.
4450 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
4451 one_cmpl[hs]i3): Likewise.
4452 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
4454 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
4455 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
4456 (h8300_insn_length_from_table): Add a second parameter.
4457 (output_h8sx_shift): Declare.
4458 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
4459 (EXTRA_CONSTRAINT): Replace with...
4460 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
4461 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
4462 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
4463 and h8sx_binary_shift_operator.
4464 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
4466 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
4467 (bit_memory_operand, fix_bit_operand): Likewise.
4468 (h8300_length_table_for_insn): Remove.
4469 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
4471 (h8300_short_immediate_length, h8300_binary_length): New functions.
4472 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
4473 (output_plussi): Use sub to add negative constants.
4474 (compute_plussi_length): Adjust accordingly.
4475 (h8sx_single_shift_type): New enum.
4476 (h8sx_single_shift, h8sx_unary_shift_operator,
4477 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
4478 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
4479 single h8sx instruction. Return false in this case.
4480 * config/h8300/h8300.md (length_table): Add short_immediate.
4481 (length): Pass the operand array to h8300_insn_length_from_table.
4482 (adjust_length): Assume "no" for insns with a length_table attribute.
4483 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
4484 (*addhi3_h8300hs): Don't use for h8sx.
4485 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
4487 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
4488 1's predicate to nonimmediate_operand. Only skip default expansion
4489 if expand_a_shift or expand_a_rotate returns true. Add new patterns
4490 for single h8sx shift instructions.
4491 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
4492 * config/h8300/h8300.c (nibble_operand): Split out of...
4493 (reg_or_nibble_operand): ... this.
4494 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
4495 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
4496 umulhisi3): Introduce expand, and introduce separate insns for
4497 sign- or zero-extended REG and already-extended CONST_INT.
4498 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
4499 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
4500 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
4501 (subhi3): Likewise. Don't accept immediates for operand 1.
4502 Remove the early clobber from second alternative of the h8300s pattern.
4503 (subsi3): Generalize for h8sx. Force operand 2 into a register
4504 on plain h8300 targets.
4505 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
4506 (subsi3_h8300h): Generalize for h8sx.
4507 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
4508 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
4509 * config/h8300/h8300.c (reg_or_nibble_operand): New.
4510 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4511 (TARGET_H8300SXMUL): New.
4512 (CONST_OK_FOR_P): New.
4513 (CONST_OK_FOR_LETTER_P): Adjust.
4514 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
4515 umulhisi3): Accept 4-bit immediate on H8SX.
4516 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
4517 (udivsi3, divhi3, udivsi3, divsi3): New.
4518 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
4519 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
4520 * config/h8300/h8300.h (OK_FOR_Q): New macro.
4521 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
4522 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
4523 Add ADDRESSOF to the bit_operand entry.
4524 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
4525 (h8300_src_operand): Likewise.
4526 (bit_operand): Check nonimmediate_operand rather than general_operand.
4527 Accept any nonimmediate_operand in h8sx code.
4528 (h8300_and_costs): Initialize operands[1].
4529 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
4530 (h8300_operand_class): New enum.
4531 (h8300_length_table): New typedef.
4532 (addb_length_table, addw_length_table, addl_length_table,
4533 logicl_length_table): New tables.
4534 (logicb_length_table, logicw_length_table): New macros.
4535 (h8300_classify_operand, h8300_length_from_table,
4536 h8300_length_table_for_insn, h8300_unary_length,
4537 h8300_insn_length_from_table): New functions.
4538 (output_plussi): Only use adds and subs for register destinations.
4539 Disable redundant clause.
4540 (compute_plussi_cc): Likewise.
4541 (compute_plussi_length): Likewise. Use h8300_length_from_table
4542 to work out the length of an insn.
4543 (output_logical_op): Only use narrower immediate instructions
4544 if the destination is a register.
4545 (compute_logical_op_cc): Likewise.
4546 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
4547 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
4548 * config/h8300/h8300.md (length_table): New attribute.
4549 (length): When an instruction has a length_table attribute, use
4550 h8300_insn_length_from_table to calculate its default length.
4551 (cmpqi): Use h8300_dst_operand for the first operand and
4552 h8300_src_operand for the second.
4553 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
4554 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
4555 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
4556 iorsi3, xorhi3, xorsi3): Likewise.
4557 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
4558 so that it allows any combination of operands for TARGET_H8300SX.
4559 (iorqi3, xorqi3): Likewise.
4560 (cmpqi): Use the length_table attribute.
4561 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
4562 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4563 (cmpqi): Add 'Q' constraint.
4564 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
4565 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4566 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
4567 * config/h8300/h8300.h (MASK_H8300SX): New macro.
4568 (TARGET_H8300S): True for both -ms and -msx.
4569 (TARGET_H8300SX): New macro.
4570 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
4571 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
4572 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
4573 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
4575 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
4576 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
4577 16-bit pointers and 32-bit ints.
4578 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
4579 CONST_DOUBLE with mode no wider than SImode.
4580 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
4582 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
4583 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
4585 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4586 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
4587 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
4589 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4591 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
4593 2004-07-07 Per Bothner <per@bothner.com>
4595 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
4597 2004-07-07 Mike Stump <mrs@apple.com>
4599 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
4600 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
4601 (machopic_finish): Likewise.
4603 2004-07-07 Richard Henderson <rth@redhat.com>
4605 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
4606 through any value-preserving cast.
4608 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4610 * function.c (assign_parm_find_data_types): Call
4611 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
4613 2004-07-07 Steven Bosscher <stevenb@suse.de>
4615 * tree-cfg.c (group_case_labels): Remove case labels that have
4616 the same target as the default case.
4618 2004-07-07 Steven Bosscher <stevenb@suse.de>
4620 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
4621 regardless of DECL_LANG_SPECIFIC being present or not.
4622 * tree.h (DECL_NUM_STMTS): Purge.
4624 2004-07-07 Andrew Pinski <apinski@apple.com>
4626 * configure: Regenerate with the right autoconf.
4628 2004-07-07 David Edelsohn <edelsohn@gnu.org>
4630 * ifcvt.c (total_bb_rtx_cost): New function.
4631 (find_if_case_1): Compare rtx_cost of basic block to cost of
4633 (find_if_case_2): Same.
4635 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4638 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
4639 (output_return): Likewise.
4640 (output_sibcall): Abort if !flag_delayed_branch.
4641 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
4642 (emit_and_preserve): New function.
4643 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
4644 indirect jump to the thunked-to function if !flag_delayed_branch.
4645 * config/sparc/sparc.md (delayed_branch): New attribute.
4646 (load_pcrel_sym): Honor flag_delayed_branch. Use above
4647 attribute to compute the length of the insn.
4648 (goto_handler_and_restore): Likewise.
4650 2004-07-07 Andrew Pinski <apinski@apple.com>
4652 PR tree-optimization/15777
4653 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
4655 * expr.c (expand_expr_real_1): Fix formating.
4656 BUFFER_REF and IN_EXPR are dead.
4657 * fold-const.c (non_lvalue): BUFFER_REF is dead.
4658 * tree-inline.c (estimate_num_insns_1): Likewise.
4659 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
4660 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
4661 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
4663 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
4665 * collect2.c (dump_file): Don't call cplus_demangle if
4666 HAVE_LD_DEMANGLE is defined.
4667 (main): Pass "--demangle" to ld if no_demangle is not 0 and
4668 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
4669 if HAVE_LD_DEMANGLE is defined.
4671 * configure.ac (--with-demangler-in-ld): Added
4672 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
4673 --with-demangler-in-ld is used.
4674 * config.in: Regenerated.
4675 * configure: Likewise.
4677 2004-07-07 Roger Sayle <roger@eyesopen.com>
4679 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
4680 for simple floating point operations "fp", double precision
4681 multiplication "dmul", and single and double precision division
4682 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
4683 (ppc630_cost): New table split from ppc620_cost, to distinguish
4684 differences in floating point latencies.
4685 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
4686 (rs6000_rtx_costs): Add support for single and double precision
4687 floating point addition, subtraction, multiplication, division,
4688 fused-multiply-add, fused-multiply-sub, negation, absolute value
4689 and negative absolute value. Tweak MEM case to use prefered idiom.
4691 2004-07-07 Richard Henderson <rth@redhat.com>
4693 * tree-flow-inline.h (may_propagate_copy): Move...
4694 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
4695 attempt to copy between types requiring conversion.
4696 * tree-flow.h (may_propagate_copy): Update decl.
4697 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
4699 2004-07-07 Jakub Jelinek <jakub@redhat.com>
4701 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
4702 from -mtune= option.
4704 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4706 * builtins.c: Rename movstr*, except for movstrict*, to
4707 movmem* and clrstr* to clrmem*.
4710 * genopinit.c: Likewise.
4711 * integrate.c: Likewise.
4712 * local-alloc.c: Likewise.
4713 * optabs.c: Likewise.
4714 * optabs.h: Likewise.
4715 * config/alpha/alpha.h: Likewise.
4716 * config/alpha/alpha.md: Likewise.
4717 * config/arm/arm-protos.h: Likewise.
4718 * config/arm/arm.c: Likewise.
4719 * config/arm/arm.md: Likewise.
4720 * config/avr/avr.md: Likewise.
4721 * config/c4x/c4x.c: Likewise.
4722 * config/c4x/c4x.md: Likewise.
4723 * config/frv/frv.md: Likewise.
4724 * config/i386/i386-protos.h: Likewise.
4725 * config/i386/i386.c: Likewise.
4726 * config/i386/i386.h: Likewise.
4727 * config/i386/i386.md: Likewise.
4728 * config/i860/i860.c: Likewise.
4729 * config/i860/i860.md: Likewise.
4730 * config/ip2k/ip2k.md: Likewise.
4731 * config/ip2k/libgcc.S: Likewise.
4732 * config/ip2k/t-ip2k: Likewise.
4733 * config/m32r/m32r.c: Likewise.
4734 * config/m32r/m32r.md: Likewise.
4735 * config/mcore/mcore.md: Likewise.
4736 * config/mips/mips.c: Likewise.
4737 * config/mips/mips.md: Likewise.
4738 * config/ns32k/ns32k.c: Likewise.
4739 * config/ns32k/ns32k.h: Likewise.
4740 * config/ns32k/ns32k.md: Likewise.
4741 * config/pa/pa.c: Likewise.
4742 * config/pa/pa.md: Likewise.
4743 * config/pdp11/pdp11.h: Likewise.
4744 * config/pdp11/pdp11.md: Likewise.
4745 * config/rs6000/rs6000.c: Likewise.
4746 * config/rs6000/rs6000.md: Likewise.
4747 * config/s390/s390-protos.h: Likewise.
4748 * config/s390/s390.c: Likewise.
4749 * config/s390/s390.md: Likewise.
4750 * config/sh/lib1funcs.asm: Likewise.
4751 * config/sh/sh.c: Likewise.
4752 * config/sh/sh.md: Likewise.
4753 * config/sh/t-sh: Likewise.
4754 * config/sparc/sparc.h: Likewise.
4755 * config/vax/vax.md: Likewise.
4756 * config/xtensa/xtensa.c: Likewise.
4757 * config/xtensa/xtensa.md: Likewise.
4758 * doc/invoke.texi: Likewise.
4759 * doc/md.texi: Likewise.
4760 * doc/rtl.texi: Likewise.
4762 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
4765 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
4766 * config/mips/mips.c (mips_declare_common_object): New function,
4767 mostly split out from...
4768 (mips_output_aligned_decl_common): ...here.
4769 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
4770 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
4771 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
4772 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
4774 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4777 * function.c (assign_parms): Fix typo from previous change.
4779 2004-07-07 Jason Merrill <jason@redhat.com>
4782 * doc/extend.texi (C++ Interface): Correct information and
4785 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
4790 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
4793 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4796 * config/m32r/m32r.c (m32r_function_symbol): New function:
4797 Generate a symbol name RTX with the correct m32r specific flags
4799 (block_move_call): Use new function to generate correct symbol.
4800 * config/m32r/m32r-protos.h: Add prototype for new funcion.
4801 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
4804 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4806 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
4807 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
4808 TYPE_BINFO_BASETYPE): Remove.
4809 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
4811 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
4813 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
4814 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
4815 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
4816 (struct tree_binfo): Rename base_types to base_binfos.
4817 * alias.c (record_component_aliases): Adjust BINFO macros.
4818 * dbxout.c (dbxout_type): Likewise.
4819 * dwarf2out.c (gen_member_die): Likewise.
4820 * sdbout.c (sdbout_one_type): Likewise.
4821 * tree-dump.c (deque_and_dump): Likewise.
4822 * config/i386/i386.c (classify_argument,
4823 contains_128bit_aligned_vector_p): Likewise.
4825 2004-07-07 Nick Clifton <nickc@redhat.com>
4827 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
4828 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
4830 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4832 * vec.h: Fix the example use.
4834 2004-07-06 Richard Henderson <rth@redhat.com>
4836 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
4837 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
4838 * tree-inline.c (copy_body_r, setup_one_parameter,
4839 initialize_inlined_parameters, expand_call_inline,
4840 declare_inline_vars): Don't check it.
4841 (expand_calls_inline): Remove old version, rename new version
4842 from gimple_expand_calls_inline.
4843 * tree-optimize.c (execute_gimple): Remove.
4844 (pass_gimple): Don't run anything.
4846 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4848 * doc/sourcebuild.texi: Use semicolons instead of commas in
4851 2004-07-06 Richard Henderson <rth@redhat.com>
4853 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
4854 (sra_walk_modify_expr, scan_init): Likewise.
4855 (generate_element_zero): Check visited before scanning children.
4856 (generate_element_init): Set visited on error.
4857 (scalarize_init): Handle generate_element_init failure similar
4860 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4862 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
4863 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
4865 2004-07-06 Richard Henderson <rth@redhat.com>
4867 * config/i386/i386.c (legitimize_pic_address): Make static.
4868 (legitimize_address): Handle CONST with TLS operand.
4869 (ix86_expand_move): Don't call legitimize_pic_address directly.
4870 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
4872 2004-07-06 Roger Sayle <roger@eyesopen.com>
4874 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
4875 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
4876 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
4877 is currently executed unconditionally, i.e. not in "else_bb".
4879 2004-07-06 Steven Bosscher <stevenb@suse.de>
4881 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
4882 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4883 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
4884 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4885 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
4886 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4887 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
4888 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4889 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
4890 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4891 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
4892 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4893 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
4894 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4895 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
4896 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4898 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4900 * dojump.c (do_jump): REFERENCE_EXPR is dead.
4901 * expr.c (expand_expr_real_1): Ditto.
4902 * tree-inline.c (estimate_num_insns_1): Ditto.
4903 * tree-pretty-print.c (dump_generic_node): Ditto.
4907 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4909 * tree-ssa-pre.c (reference_node_pool): New pool.
4910 (find_or_generate_expression): Class 'r' is okay too.
4911 (create_value_expr_from): Ditto.
4912 (add_to_sets): LHS should not include vuses.
4914 (compute_avail): Reverse ordering of tests.
4915 Valuize INDIRECT_REF as well.
4917 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
4919 PR rtl-optimization/16380
4920 * loop.c (check_dbra_loop): Sink comparison instructions if they
4921 do something other than set cc0.
4923 2004-07-06 James E Wilson <wilson@specifixinc.com>
4925 * doc/interface.texi (longjmp and automatic variables): Delete
4926 paragraph recommending taking the address of a variable.
4928 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4930 * vec.h (VEC_embedded_alloc): Remove.
4931 (VEC_embedded_size, VEC_embedded_init): New.
4932 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
4934 (VEC_truncate): New.
4935 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
4936 (vec_embedded_alloc): Remove.
4937 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
4938 (vec_embedded_alloc): Remove.
4940 2004-07-06 Mark Mitchell <mark@codesourcery.com>
4942 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
4943 (gt-langhooks.h): Remove.
4945 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
4947 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
4949 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4951 * config/sparc/sparc.c (get_pc_symbol): Rename into
4952 add_pc_to_pic_symbol.
4953 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
4954 (load_pic_register): Account for previous changes.
4955 Use reg_names. Don't create the label twice.
4956 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
4957 UNSPEC_LOAD_PCREL_SYM.
4958 (get_pc): Rename into load_pcrel_sym. Add predicate to
4959 operands. Remove condition.
4961 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4963 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
4964 RECORD, UNION & QUAL_UNION is actually a binfo.
4966 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
4967 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
4968 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
4969 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
4970 * dwarf2out.c (add_data_member_location_attribute): Likewise.
4971 (gen_inheritance_die): Likewise.
4972 * tree-dump.c (deque_and_dump): Likewise.
4973 * doc/c-tree.texi (Binfos): Add under reconstruction note.
4975 2004-07-06 Steven Bosscher <stevenb@suse.de>
4977 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
4979 * config/mcore/mcore.md: Model memory latency with a simple DFA
4980 pipeline description instead of a define_function_unit.
4982 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4984 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
4985 * langhooks.h (var_mod_type_p): Likewise.
4986 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
4987 * expr.c (count_type_elements): Properly handle return from
4988 array_type_nelts and properly test for overflow.
4989 * gimplify.c (gimplify_init_constructor): Properly handle return
4990 from array_type_nelts.
4991 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
4992 * integrate.c (copy_decl_for_inlining): Correct comments.
4993 * tree-inline.c (remap_decl): Update comments, remove dead code,
4994 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
4995 (remap_type): Only remap if variably modified by vars in function
4997 (copy_body_r): Use compatible_type langhooks to see when can fold.
4998 (setup_one_parameter): Don't remap type.
4999 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
5000 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
5001 compute TREE_INVARIANT for decl case.
5002 (find_var_from_fn): New function.
5003 (variably_modified_type_p): Add arg and call new function.
5004 * tree.h (variably_modified_type_p): Add extra arg.
5006 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5008 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
5009 (goto_handler_and_restore_v9): Delete disabled insn.
5010 (goto_handler_and_restore_v9_sp64): Likewise.
5012 2004-07-05 Roger Sayle <roger@eyesopen.com>
5014 * calls.c (load_register_parameters): Call expand_shift instead
5015 of expand_binop with ashl_optab (or other shift optab) directly.
5016 * expr.c (emit_group_load, emit_group_store): Likewise.
5017 * function.c (assign_parm_setup_block): Likewise.
5018 * stmt.c (shift_return_value): Likewise.
5020 2004-07-05 Jakub Jelinek <jakub@redhat.com>
5022 * expr.c (expand_assignment): Disable the bitfield += optimizations.
5024 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5026 * doc/sourcebuild.texi: Revert previous patch.
5028 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5030 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
5031 TARGET_MEM_FUNCTIONS.
5032 * system.h: Poison TARGET_MEM_FUNCTIONS.
5033 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
5034 bcmp_libfunc, bzero_libfunc): Remove.
5035 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
5037 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
5038 * doc/standards.texi: Don't mention calling BSD string functions.
5039 * doc/invoke.texi: Likewise. Mention that memmove may be called.
5040 * config/vax/t-memfuncs: New.
5041 * config/memcmp.c, config/memcpy.c, config/memmove.c,
5042 config/memset.c: New.
5043 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
5044 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
5046 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
5047 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
5048 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
5049 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
5050 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
5051 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
5052 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
5053 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
5054 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
5055 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
5057 2004-07-05 Richard Henderson <rth@redhat.com>
5059 * function.c (assign_parm_setup_reg): Properly rename variables in
5060 FUNCTION_ARG_CALLEE_COPIES section.
5062 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5064 * tree-mudflap.c: Include cgraph.h.
5065 (mf_init_extern_trees): Rename to mudflap_init. Export.
5066 Rewrite to create synthetic declarations instead of looking
5067 up declarations from mf-runtime.h.
5068 (mf_make_builtin, mf_make_cache_struct_type): New functions.
5069 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
5071 (execute_mudflap_function_decls, mudflap_register_call):
5072 Don't call mf_init_extern_trees.
5073 (mudflap_finish_file): Use cgraph_build_static_cdtor.
5075 * tree-mudflap.h: Update prototypes.
5076 * c-mudflap.c: Delete file.
5077 * c-common.c: Include tree-mudflap.h.
5078 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
5079 * Makefile.in: Remove all references to c-mudflap.o.
5080 Update dependencies.
5082 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5084 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
5085 displacements with the spatial-locality cache-control completer.
5087 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5089 * langhooks.c: Don't include gt-langhooks.h.
5090 (var_labelno): Delete.
5091 (lhd_set_decl_assembler_name): Do not append a distinguishing
5092 number to file-scope internal-linkage declarations for the first
5093 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
5094 the declaration itself (if at block scope), or its containing
5095 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
5098 * opts.c (cur_in_fname): New global.
5099 * opts.h: Declare it.
5100 * tree.c: Include opts.h.
5101 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
5102 DECL_UID equal to cur_in_fname.
5103 (copy_node_stat): Do not change DECL_UID when copying a
5104 TRANSLATION_UNIT_DECL.
5105 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
5106 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
5108 * c-decl.c (c_static_assembler_name): Delete.
5109 * c-tree.h (c_static_assembler_name): Delete prototype.
5110 * c-lang.c, objc/objc-lang.c: Don't override
5111 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
5113 * Makefile.in (tree.o): Update dependencies.
5114 (GTFILES): Remove langhooks.c.
5116 2004-07-05 Roger Sayle <roger@eyesopen.com>
5118 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
5119 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
5120 Normalize "X % C" as "X % -C" for signed modulus and negative C.
5121 Optimize "X % -Y" as "X % Y" for signed modulus.
5122 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
5123 into "((unsigned) X % Y) == 0".
5125 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5127 * sourcebuild.texi (Config Fragments): Use @comma{} in
5128 cross-reference to section title.
5130 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5132 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
5133 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
5134 (gimplify_target_expr, gimplify_expr): Likewise.
5135 (copy_if_shared_r): No longer need special case for BIND_EXPR.
5136 (unshare_body, unvisit_body): Only look at nested if BODY_P is
5138 (gimplify_compound_lval): See if we can strip any useless conversion.
5139 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
5141 (gimplify_modify_expr_to_memset): Likewise.
5142 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
5143 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
5144 (declare_inline_vars): Likewise.
5145 (walk_type_fields): New function.
5146 (walk_tree): Use it.
5147 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
5149 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
5150 (sra_walk_modify_expr): Allow init function to fail.
5151 (scan_init): Now returns bool.
5152 (generate_element_init): If can't understand INIT, return false.
5153 (scalarize_init): Return false if generate_element_init does.
5155 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
5158 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
5159 bounds if bounds aren't constant.
5161 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
5163 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
5164 to type hooks; remove bogus PARAMS.
5166 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
5168 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
5169 * dwarf2out.c (add_data_member_location_attribute): Check for
5171 * tree.c (tree_node_kinds): Add "binfos".
5172 (binfo_lang_slots): New.
5173 (make_node_stat): Add TREE_BINFO.
5174 (make_tree_binfo_stat): New.
5175 (tree_node_structure): Add TREE_BINFO.
5176 * tree.def (TREE_BINFO): New.
5177 * tree.h (REC_OR_UNION_CHECK): Rename to ...
5178 (RECORD_OR_UNION_CHECK): ... here.
5179 (NOT_RECORD_OR_UNION_CHECK): New.
5180 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
5181 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
5182 RECORD_OR_UNION_CHECK.
5183 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
5184 (TYPE_LANG_SLOT_1): New.
5185 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
5186 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
5187 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
5188 (BINFO_ELTS): Remove.
5189 (BINFO_LANG_SLOT): New.
5190 (struct tree_binfo): New.
5191 (binfo_lang_slots): Declare.
5192 (enum tree_node_structure_enum): Add TS_BINFO.
5193 (union tree_node): Add binfo.
5194 (make_tree_binfo_stat): Declare.
5195 (make_tree_binfo): New.
5196 (enum tree_node_kind): Add binfo_kind.
5198 * objc/objc-act.c (start_class, objc_declare_protocols,
5199 start_protocols): Use TYPE_LANG_SLOT_1.
5200 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
5202 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
5203 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
5204 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
5205 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
5207 2004-07-05 Steven Bosscher <stevenb@suse.de>
5209 * rtl.h (struct rtx_def): Remove the integrated flag.
5210 Use the return_val flag for MEM_SCALAR_P.
5211 Reshuffle and update flags in CLEAR_RTX_FLAGS.
5213 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
5216 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
5217 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
5220 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
5222 * var-tracking.c: Fix some comments.
5223 (frame_stack_adjust): New.
5224 (vt_stack_adjustments): Init stack_adjust of entry block to
5225 minus stack adjustment of function prologue.
5226 (adjust_stack_reference): Do not adjust if adjustment == 0.
5227 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
5228 (emit_notes_in_bb): Likewise.
5229 (vt_add_function_parameters): Do not adjust locations of
5231 (vt_initialize): Compute the stack adjustment of function
5232 prologue and offset the initial "location" of frame_base_decl
5233 from the stack pointer after prologue.
5235 2004-07-04 Richard Henderson <rth@redhat.com>
5237 * function.c (struct assign_parm_data_all): New.
5238 (struct assign_parm_data_one): New.
5239 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
5240 assign_parm_find_data_types, assign_parms_setup_varargs,
5241 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
5242 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
5243 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
5244 assign_parm_setup_block, assign_parm_setup_reg,
5245 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
5246 (assign_parms): ... here.
5248 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
5250 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
5251 now are bitmap_set_t's.
5252 (bitmap_insert_into_set): No point in inserting the value if
5254 (bitmap_set_contains): New function.
5255 (bitmap_set_replace_value): Add comment on why we do it
5257 (set_contains): Removed.
5258 (bitmap_set_subtract_from_value_set): New name of
5259 set_subtract now that it's arguments are two different
5262 (bitmap_find_leader): Change algorithm used.
5263 (find_or_generate_expression): Update use of functions for new
5265 (create_expression_by_pieces): Ditto.
5266 (insert_aux): Ditto.
5268 (add_to_sets): Ditto.
5270 (execute_pre): Ditto.
5271 (compute_avail): Ditto.
5272 Also ignore virtual phis.
5274 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5276 * combine.c (simplify_comparison): Fix comment typo.
5278 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5280 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
5281 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
5282 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
5283 (output_restore): Change parameter from 'insn' to 'pat'.
5284 (output_return): Adjust call to output_restore.
5285 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
5286 Adjust call to output_restore.
5288 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5290 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
5291 and assert system is bsd.
5293 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5295 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
5296 (TARGET_SWITCHES): Remove -mdebugc.
5297 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
5298 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
5299 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
5300 (sle_[sd]i_reg): Delete.
5302 2004-07-04 Steven Bosscher <stevenb@suse.de>
5304 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5306 * config/iq2000/iq2000.md: Translate old pipeline description to an
5309 2004-07-04 Roger Sayle <roger@eyesopen.com>
5311 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
5312 Ensure the replacement rhs is valid gimple before performing
5313 the substitution. Return false if these sanity checks fail.
5314 (fold_stmt): Only set changed to true, if set_rhs returns true.
5315 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
5318 2004-07-04 Richard Henderson <rth@redhat.com>
5321 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
5323 2004-07-04 Mark Mitchell <mark@codesourcery.com>
5325 * configure.ac (ranlib_flags): New variable.
5326 * Makefile.in (RANLIB_FLAGS): New variable.
5327 (libbackend.a): Use it.
5328 * configure: Regenerated.
5330 2004-07-04 Roger Sayle <roger@eyesopen.com>
5332 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
5333 a "sign mask" instead of using ashr_optab directly.
5335 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5337 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
5338 * doc/cppopts.texi: Clarify processing of command-line defines.
5340 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
5342 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
5344 2004-07-04 Richard Henderson <rth@redhat.com>
5346 * rtl.def (ADDRESSOF): Remove.
5347 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
5348 (find_base_term, memrefs_conflict_p): Likewise.
5349 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
5350 (fold_rtx, cse_insn, set_live_p): Likewise.
5351 * dwarf2out.c (mem_loc_descriptor): Likewise.
5352 (add_location_or_const_value_attribute): Likewise.
5353 * emit-rtl.c (copy_insn_1): Likewise.
5354 * explow.c (memory_address): Likewise.
5355 * expmed.c (store_split_bit_field): Likewise.
5356 * expr.c (expand_expr_real_1): Likewise.
5357 * function.c (instantiate_decl
5358 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
5359 * genrecog.c (preds, validate_pattern): Likewise.
5360 * integrate.c (copy_rtx_and_substitute): Likewise.
5361 * recog.c (general_operand, register_operand): Likewise.
5362 (memory_address_p): Likwise.
5363 * reload1.c (eliminate_regs, elimination_effects): Likewise.
5364 * rtl.c (copy_rtx): Likewise.
5365 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
5366 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
5367 * rtlhooks.c (gen_lowpart_general): Likewise.
5368 * stmt.c (expand_asm_operands): Likewise.
5369 * web.c (entry_register, replace_ref, web_main): Likewise.
5370 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
5371 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
5372 * config/arm/arm.c (thumb_rtx_costs): Likewise.
5373 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
5374 * config/frv/frv.c (move_destination_operand, move_source_operand,
5375 condexec_dest_operand, condexec_source_operand,
5376 condexec_memory_operand): Likewise.
5377 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
5378 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
5379 (destination_xfmode_operand): Likewise.
5380 * config/mips/mips.h (PREDICATE_CODES): Likewise.
5381 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
5382 * config/s390/s390.c (general_s_operand): Likewise.
5383 * config/s390/s390.md (mov*): Likewise.
5384 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
5386 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
5387 * expr.c (expand_expr_real_1): Likewise.
5388 * stmt.c (expand_decl): Likewise.
5389 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5391 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
5392 postponed_insns, put_var_into_stack, put_reg_into_stack,
5393 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
5394 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
5395 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
5396 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
5397 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
5398 purge_bitfield_addressof_replacements, purge_addressof_replacements,
5399 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
5400 struct insns_for_mem_walk_info, insns_for_mem_walk,
5401 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
5402 setjmp_protect_args): Remove.
5403 (push_function_context_to): Don't handle var_refs_queue.
5404 (pop_function_context_from, free_after_compilation): Likewise.
5405 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
5406 (assign_parms, allocate_struct_function): Likewise.
5407 (use_register_for_decl): New.
5408 (expand_function_end): Don't setjmp_protect.
5409 * function.h (struct emit_status): Update commentary.
5410 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
5411 (max_parm_reg, parm_reg_stack_loc): Remove.
5412 * passes.c (DFI_addressof): Remove.
5413 (dump_file_info): Remove addressof.
5414 (rest_of_handle_addressof): Remove.
5415 (rest_of_compilation): Don't call it.
5416 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
5417 * stmt.c (expand_decl): Use use_register_for_decl.
5418 * tree.h: Update decls.
5419 * web.c (mark_addressof): Remove.
5420 * doc/invoke.texi (-dF): Remove.
5422 2004-07-03 Richard Henderson <rth@redhat.com>
5424 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
5425 instead of gen_mem_addressof.
5426 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
5427 TImode output register.
5429 2004-07-03 Richard Henderson <rth@redhat.com>
5431 PR tree-optimization/16341
5432 * tree-sra.c (sra_walk_function): Increment to next stmt before
5433 processing the current stmt.
5434 (sra_insert_after): Always use BSI_SAME_STMT.
5436 2004-07-03 Richard Henderson <rth@redhat.com>
5438 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
5441 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5443 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
5444 with tree_int_cst_equal.
5446 2004-07-03 Andreas Schwab <schwab@suse.de>
5448 * config/ia64/ia64.md: Define new attribute "empty".
5449 (prologue_use, nop_x, insn_group_barrier): Set it.
5451 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
5452 skip over "empty" insns.
5454 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5456 * tree-inline.c (initialize_inlined_parameters): Pass proper function
5457 context to gimplify_body.
5458 (walk_tree): Don't walk into types twice.
5459 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
5461 * tree-sra.c (generate_element_init): Remove any useless conversions.
5463 * gimplify.c (gimplify_conversion): Remove stripping useless
5464 conversions from here.
5465 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
5466 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
5467 Unshare before substituting PLACEHOLDER_EXPR.
5468 (gimplify_modify_expr_to_memset): Likewise.
5469 Pass address of TO to memset, not TO itself.
5470 (gimplify_init_constructor): Make copy of OBJECT so we have it each
5471 time we make an expression (to match a PLACEHOLDER_EXPR).
5473 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
5474 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5475 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
5476 * tree-ssa-dom.c (local_fold): Likewise.
5478 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
5479 * langhooks.h (strct lang_hooks): New field type_max_size.
5480 * function.c (assign_temp): Call it.
5482 2004-07-03 Steven Bosscher <stevenb@suse.de>
5484 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
5485 * config/sh/sh.md: Convert the SH1 pipeline description to
5488 2004-07-02 Zack Weinberg <zack@codesourcery.com>
5490 * c-decl.c (struct c_binding): Remove contour field; add
5491 depth, invisible, nested fields.
5492 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
5493 (B_IN_EXTERNAL_SCOPE): New convenience macros.
5494 (bind): Add invisible and nested arguments. Initialize
5495 new fields of struct c_binding; adjust loop scanning for
5497 (free_binding_and_advance): Clear structure with memset.
5498 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
5499 in file scope, even if it's in external scope too.
5500 (pushdecl): Adjust to match. Create invisible file-scope
5501 declarations for block-scope forward declarations of static functions.
5502 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
5503 (undeclared_variable, lookup_label, declare_label, define_label)
5504 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
5505 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
5506 (store_parm_decls_oldstyle): Adjust to match.
5507 (diagnose_mismatched_decls): Correct handling of linkage clashes.
5508 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
5510 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
5511 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
5513 2004-07-02 Richard Henderson <rth@redhat.com>
5515 * c-decl.c (grokdeclarator): Don't frob current_function_decl
5516 around variable_size.
5517 (set_decl_nonlocal): Remove.
5518 (store_parm_decls): Add stmts for pending sizes.
5519 * calls.c (calls_function, calls_function_1): Remove.
5520 (precompute_arguments): Don't call it.
5521 * cfgexpand.c (set_save_expr_context): Remove.
5522 (tree_expand_cfg): Don't call it.
5523 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
5524 (dwarf2out_finish): Likewise.
5525 * expr.c (emit_block_move): Adjust addresses to BLKmode.
5526 (store_constructor): Don't pre-evaluate SAVE_EXPR.
5527 (safe_from_p): Don't queue SAVE_EXPRs.
5528 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
5529 or build plain VAR_DECLs.
5530 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
5532 (fold_checksum_tree): Don't special-case SAVE_EXPR.
5533 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
5534 (put_var_into_stack): Don't handle SAVE_EXPR.
5535 (gen_mem_addressof): Likewise.
5536 * function.h (struct function): Remove x_save_expr_regs.
5537 (save_expr_regs): Remove.
5538 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
5539 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
5540 * stor-layout.c (variable_size): Don't set it.
5541 (force_type_save_exprs, force_type_save_exprs_1): Remove.
5542 * tree-inline.c (remap_save_expr): Remove fn argument. Update
5543 all callers. Don't set SAVE_EXPR_CONTEXT.
5544 * tree-inline.h (remap_save_expr): Update decl.
5545 * tree.c (save_expr): Update build size.
5546 (first_rtl_op): Don't handle SAVE_EXPR.
5547 (unsave_expr_1, contains_placeholder_p): Likewise.
5548 (decl_function_context): Likewise.
5549 * tree.def (SAVE_EXPR): Remove args 1 and 2.
5550 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
5551 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
5553 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5555 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
5556 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
5557 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
5558 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
5559 some first-person references and patronizing comments. Based on
5561 * doc/invoke.texi: Don't reference fortran@gnu.org.
5562 * doc/trouble.texi (Warning when a non-void function value is
5563 ignored): Rewrite. From Russ Allbery and Chris Devers.
5565 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
5567 * tree-ssa-pre.c (bitmap_set_t): New.
5568 (bb_value_sets): avail_out is now a bitmap_set_t.
5569 (bitmap_find_leader): New function.
5570 (bitmap_value_insert_into_set): Ditto.
5571 (bitmap_set_copy): Ditto.
5572 (bitmap_value_replace_in_set): Ditto.
5573 (bitmap_set_contains_value): Ditto.
5574 (bitmap_set_new): Ditto.
5575 (bitmap_set_pool): New pool.
5576 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
5577 (insert_aux): Ditto.
5578 (add_to_sets): Ditto.
5579 (compute_avail): Ditto
5583 (execute_pre): Ditto.
5585 2004-07-02 Roger Sayle <roger@eyesopen.com>
5587 * config/rs6000/rs6000.c (struct processor_costs): New structure
5588 used to hold instruction latencies/sizes for processor types.
5589 (rs6000_cost): New global variable pointing to current CPU's costs.
5590 (rs6000_override_options): Initialize rs6000_cost to point to the
5591 appropriate cost table based upon rs6000_cpu and optimize_size.
5592 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
5595 2004-07-02 Richard Henderson <rth@redhat.com>
5597 * expmed.c (make_tree): Don't use SET_DECL_RTL.
5599 2004-07-02 Steven Bosscher <stevenb@suse.de>
5601 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
5603 2004-07-01 Richard Henderson <rth@redhat.com>
5605 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
5606 (alpha_gp_save_rtx): Use assign_stack_local instead of
5609 2004-07-01 Richard Henderson <rth@redhat.com>
5611 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
5612 (alpha_rtx_cost_data): Update to match.
5613 (alpha_rtx_cost_size): New.
5614 (alpha_rtx_costs): Honor optimize_size.
5616 2004-07-01 Richard Henderson <rth@redhat.com>
5618 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
5619 * cfgexpand.c (tree_expand_cfg): Do it here.
5620 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
5621 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
5622 * config/mips/mips.c (mips_output_mi_thunk): And here.
5623 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
5624 * config/sh/sh.c (sh_output_mi_thunk): And here.
5625 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
5627 2004-07-01 Richard Henderson <rth@redhat.com>
5629 * tree.def (RTL_EXPR): Remove.
5630 * c-typeck.c (lvalue_p): Don't handle it.
5631 * expr.c (safe_from_p): Likewise.
5632 (expand_expr_real_1): Likewise.
5633 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
5634 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
5635 * gengtype.c (adjust_field_tree_exp): Likewise.
5636 * stmt.c (warn_if_unused_value): Likewise.
5637 * tree-gimple.c (recalculate_side_effects): Likewise.
5638 * tree-pretty-print.c (dump_generic_node): Likewise.
5639 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
5640 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
5641 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
5643 * stmt.c (struct stmt_status): Remove x_last_expr_type,
5644 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
5645 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
5646 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
5647 all the bits that tracked last_expr.
5648 (expand_end_bindings): Don't track last_expr.
5649 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
5650 (clear_last_expr): Remove.
5651 (expand_asm): Don't call it.
5652 (expand_asm_operands, expand_end_cond): Likewise.
5653 (expand_naked_return, expand_null_return_1): Likewise.
5654 * c-typeck.c (c_begin_compound_stmt): Likewise.
5655 * cfgexpand.c (expand_block): Use expand_expr_stmt.
5656 * expr.c (expand_expr_real_1): Likewise.
5657 * tree.h: Update prototypes.
5659 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
5660 (struct emit_status): Remove sequence_rtl_expr.
5661 (struct function): Remove x_rtl_expr_chain.
5662 (seq_rtl_expr, rtl_expr_chain): Remove.
5663 * function.c (struct temp_slot): Remove rtl_expr.
5664 (assign_stack_temp_for_type): Don't set it.
5665 (free_temp_slots, pop_temp_slots): Don't check it.
5666 (free_after_compilation): Don't clear x_rtl_expr_chain.
5667 (fixup_var_refs): Don't search it.
5668 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
5669 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
5671 (push_topmost_sequence): Likewise.
5672 (end_sequence, init_emit): Likewise.
5673 (start_sequence_for_rtl_expr): Remove.
5674 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
5675 * rtl.h (preserve_rtl_expr_result): Remove.
5677 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
5679 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
5680 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
5683 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5685 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
5686 (STANDARD_STARTFILE_PREFIX_2): Define.
5687 (standard_startfile_prefix_1): Initialize to
5688 STANDARD_STARTFILE_PREFIX_1.
5689 (standard_startfile_prefix_2): Initialize to
5690 STANDARD_STARTFILE_PREFIX_2.
5691 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
5692 (STANDARD_STARTFILE_PREFIX_1): Define.
5693 (STANDARD_STARTFILE_PREFIX_2): Define.
5694 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
5695 (STANDARD_STARTFILE_PREFIX_2): Document.
5697 2004-07-01 Richard Henderson <rth@redhat.com>
5699 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
5700 in order to disable scalarization. Instead set a flag and wait
5701 for a candidate decl.
5703 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5705 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
5706 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
5707 Use terminology "testsuite" and "enumerated".
5709 2004-07-01 Richard Henderson <rth@redhat.com>
5711 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
5712 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
5713 (initial_return_save): Likewise.
5714 (flush_queued_reg_saves): Remap register numbers.
5715 (dwarf2out_return_reg): Likewise.
5717 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5719 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
5721 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
5722 access functions for lower bound and element size and only output
5723 if lower bound nonzero or element size not same as that of type.
5724 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
5726 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5728 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
5730 2004-07-01 Per Bothner <per@bothner.com>
5732 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
5734 2004-07-01 Jakub Jelinek <jakub@redhat.com>
5736 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
5737 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
5738 first operand. Don't optimize if the bitfield is volatile.
5740 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5742 * c-pretty-print.c (pp_c_postfix_expression): Handle
5743 floating-point comparison operators.
5744 (pp_c_expression): Pass floating-point comparison
5745 operators to pp_c_postfix_expression.
5747 2004-07-01 Roger Sayle <roger@eyesopen.com>
5749 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
5750 rtx_cost instead of "had_mult" to determine whether the transformed
5751 expression is cheaper than the original.
5753 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
5755 * alias.c (get_alias_set, canon_rtx, get_addr,
5756 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
5758 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
5759 expand_builtin): Likewise.
5760 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
5762 * combine.c (can_combine_p, combinable_i3pat, try_combine,
5763 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
5764 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
5765 record_dead_and_set_regs_1, get_last_value_validate,
5766 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
5767 * cse.c (check_dependence, canon_hash, equiv_constant,
5768 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
5769 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
5770 count_reg_usage): Likewise.
5771 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
5772 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
5773 cselib_record_sets): Likewise.
5774 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
5775 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
5776 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
5777 * df.c (df_uses_record): Likewise.
5778 * dojump (do_jump): Likewise.
5779 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
5780 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
5781 decl_start_label): Likewise.
5782 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
5783 operand_subword, change_address_1, make_safe_from): Likewise.
5784 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
5785 stabilize, force_not_mem): Likewise.
5786 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
5787 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
5788 * expr.c (convert_move, convert_modes, emit_block_move,
5789 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
5790 emit_move_insn_1, expand_assignment, store_expr,
5791 store_constructor_field, store_constructor, store_field,
5792 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
5794 * final.c (cleanup_subreg_operands, alter_subreg,
5795 get_mem_expr_from_op): Likewise.
5796 * flow.c (notice_stack_pointer_modification_1,
5797 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
5799 * function.c (mark_temp_addr_taken, preserve_temp_slots,
5800 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
5801 optimize_bit_field, flush_addressof, purge_addressof_1,
5802 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
5803 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
5804 keep_stack_depressed): Likewise.
5805 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
5806 noce_process_if_block, find_memory): Likewise.
5807 * integrate.c (subst_constants, allocate_initial_values): Likewise.
5808 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
5809 update_equiv_regs): Likewise.
5810 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
5811 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
5812 * optabs.c (expand_abs, emit_unop_insn): Likewise.
5813 * passes.c (rest_of_handle_final): Likewise.
5814 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
5815 move2add_note_store): Likewise.
5816 * ra-build.c (detect_remat_webs): Likewise.
5817 * ra-debug.c (dump_static_insn_cost): Likewise.
5818 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
5819 * recog.c (validate_change, apply_change_group, cancel_changes,
5820 validate_replace_rtx_1, general_operand, register_operand,
5821 nonmemory_operand, push_operand, pop_operand, memory_operand,
5822 indirect_operand, asm_operand_ok, offsettable_memref_p,
5823 offsettable_nonstrict_memref_p, constrain_operands,
5824 store_data_bypass_p): Likewise.
5825 * reg-stack.c (subst_stack_regs_pat): Likewise.
5826 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
5827 copy_cost, reg_scan_mark_refs): Likewise.
5828 * regmove.c (optimize_reg_copy_3, stack_memref_p,
5829 combine_stack_adjustments_for_block): Likewise.
5830 * regrename.c (copyprop_hardreg_forward_1): Likewise.
5831 * reload.c (can_reload_into, push_reload, decompose, immune_p,
5832 find_reloads, find_reloads_address, find_reloads_address_1,
5833 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
5834 find_equiv_reg): Likewise.
5835 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
5836 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
5837 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
5838 delete_address_reloads): Likewise.
5839 * resource.c (mark_referenced_resources): Likewise.
5840 * rtlanal.c (get_jump_table_offset, count_occurrences,
5841 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
5842 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
5843 num_sign_bit_copies1): Likewise.
5844 * rtlhooks.c (gen_lowpart_general): Likewise.
5845 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5846 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
5847 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
5848 sdbout_global_decl): Likewise.
5849 * simplify-rtx.c (simplify_subreg): Likewise.
5850 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
5851 expand_anon_union_decl, expand_end_case_type): Likewise.
5852 * unroll.c (calculate_giv_inc): Likewise.
5853 * var-tracking.c (stack_adjust_offset_pre_post,
5854 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
5855 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
5856 vt_add_function_parameters): Likewise.
5857 * varasm.c (make_var_volatile, notice_global_symbol,
5858 assemble_external, decode_addr_const, mark_weak,
5859 default_encode_section_info): Likewise.
5861 2004-07-01 Steven Bosscher <stevenb@suse.de>
5863 * stmt.c (check_seenlabel): Remove.
5864 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
5866 2004-07-01 Richard Henderson <rth@redhat.com>
5868 * function.h (struct function): Remove x_function_call_count.
5869 (function_call_count): Remove.
5870 * calls.c (expand_call): Don't set it.
5871 * integrate.c (copy_rtx_and_substitute): Likewise.
5873 * function.h (struct function): Remove x_cleanup_label.
5874 (cleanup_label): Remove.
5875 * stmt.c (expand_value_return): Don't use it.
5876 * function.c (free_after_compilation): Don't set it.
5877 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
5878 * cfgexpand.c (tree_expand_cfg): Update call.
5879 * tree.h (expand_function_start): Update decl.
5881 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5884 * c-lang.c (c_initialize_diagnostics): Move from here ...
5885 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
5886 (c_tree_printer): Use pretty-printer to format %T.
5887 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
5888 before '*' if not C++.
5889 (pp_c_direct_abstract_declarator): Don't try to print array upper
5890 bound for flexible array members.
5891 * c-tree.h: Include "diagnostic.h".
5892 (c_initialize_diagnostics): Declare.
5893 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
5894 * c-format.c (format_type_warning): New function. Improve
5895 diagnostics for incorrect format argument types.
5896 (check_format_types): Use it. Add two parameters. Use the
5897 TYPE_MAIN_VARIANT of wanted_type.
5898 (check_format_info_main): Pass new parameters to
5900 (struct format_wanted_type): Update comment.
5902 2004-07-01 Nick Clifton <nickc@redhat.com>
5904 * target.h (struct gcc_target): Add new field to struct cxx:
5905 import_export_class.
5906 * target-def.h (TARGET_CXX): Initialise the new field.
5907 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
5909 * doc/tm.texi: Document the new target hook.
5911 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5913 * builtins.c (fold_builtin_classify): Fix typo.
5915 2004-07-01 Richard Henderson <rth@redhat.com>
5917 * function.c (identify_blocks, identify_blocks_1): Remove.
5918 * function.h (identify_blocks): Remove.
5919 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
5921 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5923 * builtins.c (fold_builtin_classify): New.
5924 (fold_builtin_unordered_cmp): Fix commentary.
5925 (fold_builtin): Use it.
5926 * builtins.def: Define builtins for isnan,
5927 isnanf, isnanl, finite, finitef, finitel,
5928 isinf, isinff, isinfl.
5930 2004-07-01 Richard Henderson <rth@redhat.com>
5932 * function.h (struct function): Remove dont_emit_block_notes.
5933 * gimple-low.c (lower_function_body): Don't set it.
5934 * cfgexpand.c (expand_block): Don't check it.
5935 * cfglayout.c (insn_locators_initialize): Likewise.
5936 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
5937 * passes.c (rest_of_compilation): Likewise.
5938 * stmt.c (expand_start_bindings_and_block): Likewise.
5939 (expand_end_bindings): Likewise.
5941 2004-07-01 Richard Henderson <rth@redhat.com>
5943 * cgraph.h (cgraph_build_static_cdtor): Declare.
5944 * cgraphunit.c (cgraph_build_static_cdtor): New.
5945 * c-objc-common.c (build_cdtor): Use it.
5946 * coverage.c (create_coverage): Likewise.
5947 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
5948 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
5950 See ChangeLog.11 for earlier changes.