1 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3 * cfgloop.c (update_latch_info): Update dominator of the new block.
4 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
6 * dominance.c (verify_dominators): Check that the dominance tree is
8 (recount_dominator): Ignore unreachable blocks.
9 (iterate_fix_dominators): Cleanup old dominance information before
12 2004-07-29 Diego Novillo <dnovillo@redhat.com>
14 * tree-ssa-operands.c (get_expr_operands): Revert changes
15 to ADDR_EXPR processing introduced by:
16 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
19 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
21 * doc/implement-c.texi: Add C90 subclause references. Point to
22 preprocessor documentation instead of duplicating it. Add points
23 only present in C90. Fill in documentation for all points.
25 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27 * pa.c (output_movb): Correct typo.
29 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
31 * ra.h (single_reg_in_regclass): Declare.
32 * ra.c (single_reg_in_regclass): Define.
33 (first_hard_reg): New.
34 (init_ra): Initialize single_reg_in_regclass.
35 * ra-colorize.c (ok_class): New.
36 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
38 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
40 * gcov-io.h: Allow zero tag as EOF indicator.
41 (gcov_is_eof): Remove.
42 (gcov_truncate): Remove.
43 * gcov-io.c (gcov_seek): Always SEEK_SET.
44 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
46 * coverage.c (read_counts_file): Don't use gcov_is_eof.
47 * gcov-dump.c (dump_file): Likewise.
48 * gcov.c (read_graph_file, read_count_file): Likewise.
50 * c-decl.c (complete_array_type): Don't gratuitously copy
51 maxindex. Check it always has a type.
53 2004-07-29 Steven Bosscher <stevenb@suse.de>
55 * rtl.c (currently_expanding_to_rtl): New.
56 * rtl.h (currently_expanding_to_rtl): Export it.
57 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
59 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
61 * config/sh/sh.c: Replace rtx_equal_function_value_matters
62 with currently_expanding_to_rtl.
63 * config/sh/sh.md: Likewise.
64 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
66 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
68 Introduce sh2a support.
69 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
70 * config.gcc: Build multilibs for sh2a and sh2a-single by
72 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
73 default. Split their tests out of the corresponding SH4
75 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
77 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
78 * config.gcc: Handle sh2a multilibs and cpu selection.
79 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
80 * config/sh/t-mlib-sh2a: New.
81 * config/sh/t-mlib-sh2a-nofpu: New.
82 * config/sh/t-mlib-sh2a-single: New.
83 * config/sh/t-mlib-sh2a-single-only: New.
84 2004-07-09 Nick Clifton <nickc@redhat.com>
86 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
87 -ml and -m2a are used together.
88 2004-03-23 DJ Delorie <dj@redhat.com>
89 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
90 when we have a double-sized FPU.
91 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
92 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
94 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
95 -msh2a-single and -msh2a-single-only
96 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
97 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
99 2004-02-20 DJ Delorie <dj@delorie.com>
100 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
101 2004-02-20 Fred Fish <fnf@redhat.com>,
102 Corinna Vinschen <vinschen@redhat.com>
103 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
104 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
105 2004-02-18 DJ Delorie <dj@redhat.com>
106 * config/sh/sh.c (broken_move): Add support for movi20.
107 * config/sh/sh.h: Likewise.
108 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
109 * config/sh/sh.md (udivsi3_sh2a): New.
117 (movsi_i): Disable for sh2a.
118 (movsi_ie): Add movi20.
119 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
120 sh2a, for -m2a-nofpu mode.
121 2004-02-13 DJ Delorie <dj@redhat.com>
122 * config/sh/lib1funcs.asm: Handle double vs single better.
123 * config/sh/sh.h: Likewise.
124 2004-02-09 DJ Delorie <dj@redhat.com>
125 * config/sh/crt1.asm: Add support for sh2a.
126 * config/sh/elf.h: Likewise.
127 * config/sh/lib1funcs.asm: Likewise.
128 * config/sh/sh.c: Likewise.
129 * config/sh/sh.md: Likewise.
130 * config/sh/sh.h: Likewise.
131 * config/sh/t-sh: Likewise.
133 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
135 * config/frv/frv.md (movqi_internal, movhi_internal,
136 movsi_internal): Add backup alternatives for memory inputs.
138 2004-07-28 Matt Austern <austern@apple.com>
140 * config/darwin.c (darwin_one_byte_bool): New global variable.
141 * config/darwin.h (darwin_one_byte_bool): Declare.
142 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
143 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
144 value of darwin_one_byte_bool.
145 * doc/invoke.texi: Document -mone-byte-bool flag.
147 2004-07-28 Eric Christopher <echristo@redhat.com>
149 * c-common.c (c_common_unsafe_for_reeval): Delete.
150 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
151 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
152 * calls.c (fix_unsafe_tree): Delete.
153 (expand_call): Delete code which used above.
154 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
155 * expr.c (expand_expr_real_1): Ditto.
156 * fold-const.c (non_lvalue): Ditto.
157 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
158 (lhd_unsafe_for_reeval): Ditto.
159 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
160 * langhooks.h (unsafe_for_reeval): Ditto.
161 (unsave_expr_now): Adjust comment.
162 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
163 (estimate_num_insns_1): Ditto.
164 * tree-pretty-print.c (dump_generic_node): Ditto.
165 * tree.c (expr_align): Ditto.
166 (unsave_expr): Delete.
167 (unsafe_for_reeval): Ditto.
168 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
169 * tree.def (UNSAVE_EXPR): Delete.
170 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
172 2004-07-28 Zack Weinberg <zack@codesourcery.com>
174 * tree.h (enum tls_model): Move ...
175 * coretypes.h: ... here.
177 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
179 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
181 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
183 * cse.c (validate_canon_reg): New function, split out from...
184 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
186 2004-07-28 Diego Novillo <dnovillo@redhat.com>
188 * tree-ssa-alias.c (maybe_create_global_var): Don't just
189 return if .GLOBAL_VAR has been created.
191 2004-07-28 Diego Novillo <dnovillo@redhat.com>
193 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
194 every variable that may have aliases, not just tags.
196 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
198 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
200 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
203 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
206 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
207 output_e500_flip_eq_bit.
209 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
210 output_e500_flip_eq_bit.
211 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
212 output_e500_flip_eq_bit.
213 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
214 (print_operand): case D. Get to EQ bit.
216 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
218 * gcov.c (function_summary): Add missing \n.
220 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
222 Introduce sh4a support.
223 * config.gcc: Handle sh4a multilibs and cpu selection.
224 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
225 * config/sh/t-mlib-sh4a: New.
226 * config/sh/t-mlib-sh4al: New.
227 * config/sh/t-mlib-sh4a-nofpu: New.
228 * config/sh/t-mlib-sh4a-single: New.
229 * config/sh/t-mlib-sh4a-single-only: New.
230 2004-02-20 DJ Delorie <dj@redhat.com>
231 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
232 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
233 2003-08-22 Eric Christopher <echristo@redhat.com>
234 * config/sh/sh4a.md: Update for chip errata.
235 2003-08-07 Eric Christopher <echristo@redhat.com>
236 * config/sh/sh4a.md: New file. sh4a processor description.
237 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
238 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
240 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
241 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
242 * doc/invoke.texi (SH Options): Document -m4al.
243 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
244 * config/sh/sh.c (expand_block_move): Remove commented-out code
245 checked in by mistake.
246 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
247 single elements from SFmode vectors.
248 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
250 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
251 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
252 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
253 sh_fsca_int2sf): Remove variable declarations.
254 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
255 sh_fsca_int2sf): New functions.
256 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
257 sh_fsca_int2sf_rtx): New static variables.
258 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
259 sh_fsca_int2sf): Declare.
260 * config/sh/sh.md: Adjust.
261 * doc/invoke.texi (SH Options): Document new options.
262 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
263 compatibility from SH4 code.
264 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
265 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
267 (memory_movsrc_operand): Renamed to...
268 (unaligned_load_operand): ... this. Simplified.
269 * config/sh/sh.h (PREDICATE_CODES): Adjust.
270 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
271 input operand to SImode, and adjust the others. Introduce
272 post-increment by peephole.
273 * config/sh/sh.c (expand_block_move): Give the target address the
274 same mode as the temp reg.
275 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
277 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
278 Introduce support for SH4a.
279 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
280 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
281 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
282 sh_fsca_int2sf): New.
283 (sh_init_builtins): Initialize them.
284 (print_operand): Support `d'.
285 (expand_block_move): Use movua if src is misaligned.
286 (memory_movsrc_operand): New.
287 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
288 and one of the SH4 macros.
289 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
290 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
291 SELECT_SH4A_SINGLE): New.
292 (TARGET_NONE): Add SH4A_BIT.
293 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
294 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
295 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
296 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
297 (enum processor_type): Added PROCESSOR_SH4A.
298 (PREDICATE_CODES): Add memory_movsrc_operand.
299 * config/sh/sh.md: Removed unused variables.
300 (attr cpu): Add sh4a.
301 (attr type): Add movua, fsrra and fsca.
302 (prefetch): New, for SH4.
303 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
304 (toggle_sz): Set type to fp.
305 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
306 (movua, extv, extzv): New.
307 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
310 2004-07-28 Diego Novillo <dnovillo@redhat.com>
312 * tree-optimize.c (init_tree_optimization_passes): Schedule
313 pass_may_alias right after the program is renamed into SSA.
314 * tree-pass.h (PROP_alias): Define.
315 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
316 * tree-sra.c (pass_sra): Likewise.
317 * tree-ssa-ccp.c (pass_ccp): Likewise.
318 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
319 * tree-ssa-dce.c (pass_dce): Likewise.
320 * tree-ssa-dom.c (pass_dominator): Likewise.
321 * tree-ssa-dse.c (pass_dse): Likewise.
322 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
323 * tree-ssa-loop-ch.c (pass_ch): Likewise.
324 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
325 * tree-ssa-pre.c (pass_pre): Likewise.
326 * tree-tailcall.c (pass_tail_recursion): Likewise.
327 * tree-ssa.c (pass_redundant_phi): Likewise.
328 * tree-ssa-alias.c (aliases_computed_p): Remove.
330 (init_alias_info): Do not mark all type tags for renaming
332 Clear may_aliases from every symbol.
333 (setup_pointers_and_addressables): If a pointer has not been
334 dereferenced and it had a type tag, clear it and mark the old
337 2004-07-28 Diego Novillo <dnovillo@redhat.com>
339 PR tree-optimization/16705
340 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
343 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
345 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
348 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
349 don't make another one.
351 PR optimization/15077
352 * function.h (struct function): Add field saved_static_chain_decl.
353 Fix comment for static_chain_decl.
354 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
355 * tree-inline.h (save_body): Add new arg.
356 * tree-optimize.c (tree_rest_of_compilation): Handle saving
359 2004-07-27 Richard Henderson <rth@redhat.com>
361 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
362 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
363 is_gimple_addressable.
364 * tree-gimple.c (is_gimple_addressable): Rename from
365 is_gimple_addr_expr_arg; accept INDIRECT_REF.
366 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
367 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
368 rename to is_gimple_addressable.
370 2004-07-28 Alan Modra <amodra@bigpond.net.au>
372 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
374 2004-07-27 Richard Henderson <rth@redhat.com>
376 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
379 2004-07-27 Zack Weinberg <zack@codesourcery.com>
381 * libgcc2.c: Change all conditionals testing
382 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
383 * libgcc2.h: Likewise.
384 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
385 TYPE_PRECISION of float80_type to 80.
386 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
387 of fpreg_type and float80_type to 80.
388 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
389 * config/m68k/netbsd-elf.h:
390 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
391 to evaluate to 80 whenever they would formerly have evaluated to 96.
392 * config/i386/sco5.h: Remove unnecessary redefinition of
393 LONG_DOUBLE_TYPE_SIZE.
394 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
395 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
396 XFmode, with a bitsize of 80. Update commentary.
397 * config/ia64/ia64-modes.def: Likewise.
398 * config/m68k/m68k-modes.def: Likewise.
400 2004-07-27 Steven Bosscher <stevenb@suse.de>
402 * cfgexpand.c (tree_expand_cfg): Fix comment.
404 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
405 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
407 (prepare_function_start): Don't set rtx_equal_function_value_matters.
408 * integrate.c (copy_rtx_and_substitute): Don't test for it.
409 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
410 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
411 here again. Update leading comment.
412 * rtl.c (rtx_equal_function_value_matters): Remove.
413 (rtx_equal_p): Don't test for it.
414 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
417 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
418 * rtl.c (note_insn_name): Likewise.
419 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
420 * final.c (final_scan_insn): Likewise.
422 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
423 * passes.c (rest_of_handle_eh): Do it here.
425 * stmt.c (struct nesting): Remove struct nesting block member.
426 (struct stmt_status): Remove x_block_start_count field.
427 (current_block_start_count): Remove.
429 2004-07-27 Brian Booth <bbooth@redhat.com>
431 * tree-optimize.c (register_one_dump_file): Update condition that uses
433 (dup_pass_1): Replace with...
435 (NEXT_PASS): Call next_pass_1.
437 (init_tree_optimization_passes): Remove uses of DUP_PASS.
438 (execute_one_pass): Update condition that uses
440 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
443 2004-07-27 Nick Clifton <nickc@redhat.com>
445 * config/m32r/m32r.c: Include integrate.h in order to get the
446 prototype for get_hard_reg_initial_val().
448 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
449 and tidy up indentation.
450 (final_presence_set): Use absence_set instead, so that if there is
451 nothing in the "o" pipe the "s" pipe can be scheduled.
453 2004-07-27 Diego Novillo <dnovillo@redhat.com>
455 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
456 don't have PT_VARS nor PT_MALLOC set.
457 Clear name tag from pointers that have not been dereferenced.
458 (set_pt_anything, set_pt_malloc): Forward declare.
459 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
460 not type compatibility when determining if a pointer can be
463 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
465 * expr.h (canonicalize_condition, get_condition): Add an int argument.
466 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
467 it to check whether the condition is still valid at the jump insn.
468 * ifcvt.c (noce_get_condition): Likewise.
469 (noce_get_alt_condition): Update call to canonicalize_condition.
470 * loop-iv.c (simplify_using_initial_values): Update call to
471 get_condition. Remove FIXME.
472 (check_simple_exit): Update call to get_condition.
473 * loop-unswitch.c (may_unswitch_on): Likewise.
474 * loop.c (check_dbra_loop): Likewise.
475 (canonicalize_condition, get_condition): Add an argument to say whether
476 the condition must still be valid at INSN.
477 (get_condition_for_loop): Update call to get_condition. Require that
478 the condition be valid at INSN.
479 * predict.c (estimate_probability): Update call to get_condition.
480 Remove unused earliest parameter.
481 (expected_value_to_br_prob): Update call to canonicalize_condition.
483 2004-07-26 Eric Christopher <echristo@redhat.com>
485 * tree-dfa.c (add_referenced_var): Register initializers of global
488 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
490 * config/i386/i386.c (function_arg): Always treat 8-
491 and 16-byte wide vectors the same, even if MMX/SSE
493 (contains_128bit_aligned_vector_p): Add comment.
495 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
497 * ra.h (enum node_type): Rename to:
499 * ra-colorize.c: Likewise.
501 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
503 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
504 after simplifying the jump.
506 2004-06-26 Richard Henderson <rth@redhat.com>
508 * calls.c (combine_pending_stack_adjustment_and_call): Make
509 preferred_unit_stack_boundary argument unsigned. Make
510 unadjusted_alignment unsigned.
511 (expand_call): Make preferred_stack_boundary and
512 preferred_unit_stack_boundary variables unsigned.
513 * function.c (assign_stack_local_1): Make alignment unsigned.
514 * function.h (struct function): Make stack_alignment_needed,
515 preferred_stack_boundary unsigned.
516 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
517 (ix86_compute_frame_layout): Make stack_alignment_needed,
518 preferred_alignment variables unsigned.
519 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
521 2004-07-26 Tom Tromey <tromey@redhat.com>
523 * tree.h: Fix typo in comment.
525 2004-07-26 Daniel Jacobowitz <dan@debian.org>
528 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
529 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
530 (ggc_free): Remove incorrect freeing.
531 (sweep_pages): Advance PP for large pages. Fix indentation.
533 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
535 PR rtl-optimization/16643
536 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
537 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
538 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
539 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
540 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
541 * function.c (thread_prologue_and_epilogue_insns): Likewise.
542 * rtl.h (tracer): Add a flags parameter.
543 * tracer.c (tracer): Pass it to cfg_layout_initialise.
544 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
545 (rest_of_handle_reorder_blocks): Update calls to tracer and
546 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
547 (rest_of_handle_tracer): Pass 0 to tracer.
548 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
550 2004-07-25 David Edelsohn <edelsohn@gnu.org>
553 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
556 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
558 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
559 (BINFO_BASE_ACCESS): Adjust.
560 (BINFO_BASE_ACCESS_APPEND): New.
561 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
562 * dbxout.c (dbxout_type): Adjust binfo access accessing.
563 * dwarf2out.c (gen_member_die): Likewise.
564 * tree-dump.c (deque_and_dump): Likewise.
566 2004-07-26 Falk Hueffner <falk@debian.org>
568 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
571 2004-07-25 Roger Sayle <roger@eyesopen.com>
573 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
574 value off of the stack if TARGET_USE_FFREEP.
576 2004-07-26 Bernardo Innocenti <bernie@develer.com>
578 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
579 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
580 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
581 check on invocation of XRESIZEVEC ().
583 2004-07-26 Bernardo Innocenti <bernie@develer.com>
585 * c-common.c (disable_builtin_function): Rename variable n to
586 new_disabled_builtin.
587 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
588 Rename local variable old to old_decl.
589 * gensupport.c (shift_output_template): Rename parameter old to src.
590 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
591 old_rtx and newx to new_rtx.
593 2004-07-26 Bernardo Innocenti <bernie@develer.com>
595 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
597 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
601 2004-07-25 Roger Sayle <roger@eyesopen.com>
603 * fold-const.c (constant_boolean_node): Make extern.
604 (make_range): Wrap long lines.
605 (fold_cond_expr_with_comparison): Remove unnecessary call to
606 pedantic_non_lvalue. Add missing calls to fold_convert.
607 (fold_truthop): Add missing calls to fold_convert.
609 * tree.h (constant_boolean_node): Add prototype here.
610 * builtins.c (expand_builtin_strncmp): Add missing calls to
612 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
613 Call fold_convert and constant_boolean_node to correct types.
614 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
615 missing call to fold_convert to correct types.
617 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
618 Brian Ryner <bryner@brianryner.com>
622 * c-common.c (c_common_attribute_table): Allow
623 handle_visibility_attribute to be called for types.
624 (handle_visibility_attribute) When given a type, set the visibility
625 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
626 so that we can check later whether the attribute was present. Added
627 warning if attribute applied to non class type.
628 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
629 decls and checking that they are consistent.
630 * common.opt: Added -fvisibility.
631 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
632 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
633 * flags.h, tree.h: Added assorted support defines for overall patch
634 * opts.c: Added parsing support for -fvisibility.
635 * tree.c (build_decl): Set visibility for all decls to be whatever
636 is in force at that time.
637 * varasm.c (default_binds_local_p_1): Reworked logic determining
638 when to make a symbol locally bound.
639 * doc/invoke.texi: Added documentation for -fvisibility and
640 -fvisibility-inlines-hidden.
642 2004-07-25 Bernardo Innocenti <bernie@develer.com>
644 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
645 * c-common.c: Add missing casts from void * to other types.
646 * c-decl.c: Likewise.
647 * c-format.c: Likewise.
649 * c-pragma.c: Likewise.
650 * c-typeck.c: Likewise.
651 * defaults.h: Likewise.
652 * genconstants.c: Likewise.
653 * gengtype-lex.l: Likewise.
654 * genmodes.c: Likewise.
655 * read-rtl.c: Likewise.
658 2004-07-25 Bernardo Innocenti <bernie@develer.com>
660 * bitmap.c: Use type-safe memory allocation macros from libiberty.
661 * c-common.c: Likewise.
662 * c-decl.c: Likewise.
663 * c-lang.c: Likewise.
665 * c-opts.c: Likewise.
666 * c-parse.in: Likewise.
667 * c-typeck.c: Likewise.
668 * genconditions.c: Likewise.
669 * gengtype-lex.l: Likewise.
670 * gengtype-yacc.y: Likewise.
671 * gengtype.c: Likewise.
672 * genmodes.c: Likewise.
673 * gensupport.c: Likewise.
674 * read-rtl.c: Likewise.
675 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
678 2004-07-25 Bernardo Innocenti <bernie@develer.com>
680 * c-decl.c (groktypename, groktypename_in_param_context): Rename
681 variable typename to type_name.
682 * c-lex.c (interpret_float): Likewise.
684 2004-07-25 Roger Sayle <roger@eyesopen.com>
686 * convert.c (convert_to_real, convert_to_integer,
687 convert_to_complex): Replace calls to build with calls to buildN.
688 * coverage.c (tree_coverage_counter_ref): Likewise.
689 * dojump.c (do_jump): Likewise.
690 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
691 * emit-rtl.c (component_ref_for_mem_expr,
692 set_mem_attributes_minus_bitpos): Likewise.
693 * explow.c (update_nonlocal_goto_save_area): Likewise.
694 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
695 expand_mult_add): Likewise.
696 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
697 store_constructor, get_inner_reference, expand_expr_real_1,
698 try_casesi, try_tablejump): Likewise.
699 * function.c (expand_function_start): Likewise.
700 * stmt.c (emit_case_bit_tests, expand_end_case_type,
701 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
702 * stor-layout.c (place_union_field, layout_type): Likewise.
703 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
704 * varasm.c (copy_constant): Likewise.
706 2004-07-25 Bernardo Innocenti <bernie@develer.com>
708 * c-common.c: Rename all identifiers named `new'.
709 * c-decl.c: Likewise.
710 * gensupport.c: Likewise.
711 * simplify-rtx.c: Likewise.
712 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
714 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
717 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
720 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
721 declarations until after calling pushdecl.
722 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
723 "extern" and not on whether the declaration is initialized.
725 2004-07-25 Daniel Jacobowitz <dan@debian.org>
727 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
728 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
729 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
730 "cpplib.h", "c-pragma.h", "c-common.h".
731 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
732 (solaris_register_pragmas): New functions.
733 * config/sol2-protos.h: New file.
734 * config/sol2.c: New file.
735 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
736 (REGISTER_TARGET_PRAGMAS): New macros.
737 (solaris_pending_aligns, solaris_pending_inits)
738 (solaris_pending_finis): New variables.
739 * config/t-sol2 (sol2-c.o): Update dependencies.
741 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
742 SUBTARGET_INSERT_ATTRIBUTES.
743 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
744 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
745 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
746 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
747 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
748 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
749 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
750 * config/sparc/sparc.c (sparc_attribute_table): New.
751 (TARGET_INSERT_ATTRIBUTES): Define in terms of
752 SUBTARGET_INSERT_ATTRIBUTES.
753 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
755 * doc/extend.texi (Solaris Pragmas): New section.
757 2004-07-25 Bernardo Innocenti <bernie@develer.com>
759 * c-common.c: Rename all identifiers named `class' to `cl'.
760 * c-common.h: Likewise.
761 * c-parse.in: Likewise.
762 * c-typeck.c: Likewise.
763 * genmodes.c: Likewise.
768 * regrename.c: Likewise.
770 * c-common.c (builtin_function_2): Change type of 5th parameter from
771 int to enum built_in_function. Change type of 8th parameter from int
773 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
775 * c-typeck.c (convert_arguments): Change type of formal_prec from
777 * genmodes.c (blank_mode): Make a few negative constants unsigned.
778 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
779 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
780 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
781 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
782 iterator to for_all_modes () instead of an enum because enums can't
783 be incremented in C++.
786 2004-07-25 Daniel Jacobowitz <dan@debian.org>
788 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
791 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
793 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
794 Handle ARRAY_RANGE_REF like ARRAY_REF.
796 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
798 * c-typeck.c (digest_init): Don't allow arrays of signed or
799 unsigned variants of wchar_t to be initialized by wide string
800 constants. Do allow arrays of enumerated types compatible with
801 wchar_t to be initialized by wide string constants. Refine tests
802 distinguishing wide and narrow strings and arrays. Give specific
803 error for arrays of other integer types initialized by string
805 (output_init_element, process_init_element): Check for
806 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
807 initializing with string constants.
809 2004-07-25 Richard Henderson <rth@redhat.com>
811 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
813 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
814 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
815 DECL_IGNORED_P to new decl.
817 2004-07-24 Zack Weinberg <zack@codesourcery.com>
819 * config/ia64/ia64.c (general_xfmode_operand)
820 (destination_xfmode_operand): Delete.
821 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
822 * config/ia64/ia64.md (*movxf_internal): Use general_operand
823 and destination_operand.
825 2004-07-24 Alexander Kabaev <kan@freebsd.org>
827 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
828 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
830 2004-07-24 Alexander Kabaev <kan@freebsd.org>
831 Zack Weinberg <zack@codesourcery.com
834 * c-decl.c (diagnose_mismatched_decls): Don't issue a
835 redundant-declaration warning the first time a builtin is
838 2004-07-25 Bernardo Innocenti <bernie@develer.com>
840 * tree.h (staticp): Change return type to bool.
842 2004-07-25 Bernardo Innocenti <bernie@develer.com>
844 * c-common.c (c_staticp): Last episode of the staticp saga.
846 2004-07-25 Bernardo Innocenti <bernie@develer.com>
848 * c-common.h (c_staticp): Change return type from int to bool.
849 * tree.c (staticp): Likewise.
850 * langhooks.h (staticp): Likewise.
852 2004-07-25 Bernardo Innocenti <bernie@develer.com>
854 * langhooks-def.h (lhd_staticp): Change return type from int to
855 bool in prototype to match definition.
857 2004-07-25 Bernardo Innocenti <bernie@develer.com>
859 * system.h (bool, true, false): Don't redefine as preprocessor macros
862 2004-07-24 Roger Sayle <roger@eyesopen.com>
864 * expmed.c (init_expmed): A signed modulus by a power of two is
865 considered cheap if its less than or equal to four instructions.
867 2004-07-25 Bernardo Innocenti <bernie@develer.com>
869 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
870 GGC_CNEWVAR): New macros.
872 2004-07-25 Bernardo Innocenti <bernie@develer.com>
874 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
876 * c-decl.c: Likewise.
877 * c-format.c: Likewise.
879 * c-opts.c: Likewise.
880 * c-pragma.c: Likewise.
881 * c-typeck.c: Likewise.
882 * gencheck.c: Likewise.
883 * genconditions.c: Likewise.
884 * genconfig.c: Likewise.
885 * genflags.c: Likewise.
886 * gengtype.c: Likewise.
887 * gensupport.c: Likewise.
888 * ggc-none.c: Likewise.
889 * langhooks.c: Likewise.
890 * statistics.h: Likewise.
891 * stub-objc.c: Likewise.
892 * java/decl.c: Likewise.
894 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
896 * config/m68k/m68k.c (output_scc_di): Fix coding style.
897 (symbolic_operand): Fix prototype.
898 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
899 * config/m68k/m68k.md: Add constants for registers a0 and sp and
900 use them, change from the "{...}" syntax to the simpler {...}
902 (*cfv4_extendqisi2): Fix destination predicate.
903 * config/m68k/m68k-protos.h: Remove various declarations also
904 generated via PREDICATE_CODES.
906 2004-07-23 Mike Stump <mrs@apple.com>
908 * c-typeck.c (convert_for_assignment): Tightened up pointer
909 converstions that differ in signedness.
911 2004-07-23 Zack Weinberg <zack@codesourcery.com>
913 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
915 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
917 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
918 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
920 * gimplify.c (gimplify_compound_lval): Check for no handled
921 operations, rather than checking for explicit list of nodes.
922 (is_gimple_addr_expr_arg_or_indirect): New function.
923 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
924 redundant setting of TREE_INVARIANT.
925 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
926 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
928 2004-07-23 Diego Novillo <dnovillo@redhat.com>
930 PR tree-optimization/16688
931 PR tree-optimization/16689
932 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
933 unnecessary initialization of 'tag'.
934 (get_tmt_for): Check that the new type tag has the same alias
935 set as the pointed-to type.
936 (group_aliases): Only regular variables need to be removed
937 from the alias set of a name tag.
938 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
939 propagation if the two types are not compatible.
940 (merge_alias_info): Rename from replace_ssa_names_ann.
942 (replace_exp_1): If both arguments are SSA_NAMEs, check that
943 the propagation can be done.
944 Only call merge_alias_info on pointers.
945 (propagate_value): Likewise.
946 * tree-ssa-copyrename.c: Include langhooks.h.
947 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
949 Do not coalesce variables with incompatible types.
950 (rename_ssa_copies): Call replace_ssa_name_symbol.
951 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
952 the same type as the underlying _DECL.
953 * tree-ssanames.c (replace_ssa_name_symbol): New function.
954 * tree.h (replace_ssa_name_symbol): Declare.
956 2004-07-23 Richard Henderson <rth@redhat.com>
959 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
961 (gimplify_modify_expr_rhs): Push assignment from a conditional into
962 the conditional for all non-register types.
964 2004-07-23 Richard Henderson <rth@redhat.com>
966 * expr.c (expand_expr_real_1): Don't handle non-local variables.
967 * expr.h (fix_lexical_addr): Remove.
968 * function.c (NEED_SEPARATE_AP): Remove.
969 (fix_lexical_addr): Remove.
970 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
971 not null decl_function_context.
972 (create_alias_vars): Likewise.
973 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
974 (simple_goto_p): Likewise.
975 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
976 * tree-ssa-ccp.c (get_default_value): Likewise.
977 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
978 * tree.c (needs_to_live_in_memory): Likewise.
979 * tree-flow-inline.h (may_be_aliased): Move...
980 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
981 when TREE_STATIC variables may be addressable.
983 2004-07-24 Jakub Jelinek <jakub@redhat.com>
985 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
987 2004-07-23 Zack Weinberg <zack@codesourcery.com>
989 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
990 bitmap contents if GENERATOR_FILE is defined.
991 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
992 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
994 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
996 * c-decl.c (start_function): Form composite type of function types
997 rather than copying type from previous prototype declaration.
999 2004-07-23 Janis Johnson <janis187@us.ibm.com>
1001 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
1002 the const qualifier for the second argument in the C++ functions.
1004 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
1005 specific pointer types.
1007 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
1008 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
1009 for vector bool and/or vector pixel, add C++ and C missing support.
1010 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
1011 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
1012 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
1013 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
1014 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
1015 missing C++ and C support for vector bool and/or vector pixel.
1016 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
1017 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
1018 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
1019 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
1020 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
1021 C++ and C types used for vector bool and/or vector pixel.
1022 (vec_st, vec_stl): Add C++ support for vector pixel.
1023 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
1024 (vec_all_ne): Add C++ support for vector pixel.
1026 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
1027 (vec_vmulesb): Add missing C++ function.
1028 (vec_perm): Fix type of third argument in C++ function.
1029 (vec_vsum4shs): Fix C++ function name.
1030 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
1031 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
1032 argument passed to the error handler in C macro.
1033 (vec_nmsub): Remove extra parens around argument names in C macro.
1034 (vec_packpx): Add missing parens in C macro.
1036 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1038 * machmode.def: Remove vector modes.
1039 * config/alpha/alpha-modes.def: Add supported vector modes.
1040 * config/arm/arm-modes.def: Likewise.
1041 * config/frv/frv-modes.def: Likewise.
1042 * config/i386/i386-modes.def: Likewise.
1043 * config/rs6000/rs6000-modes.def: Likewise.
1044 * config/sh/sh-modes.def: Likewise.
1046 2004-07-23 Matthias Klose <doko@debian.org>
1048 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
1049 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
1050 * config.h: Regenerate.
1051 * configure: Likewise.
1053 2004-07-22 Mark Mitchell <mark@codesourcery.com>
1055 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
1056 generated SYMBOL_REFs for labels.
1057 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
1059 (machopic_stub_name): Remove.
1060 (machopic_indirection_name): New function.
1061 (machopic_mcount_stub_name): Likewise.
1062 (machopic_classify_name): Remove.
1063 (machopic_function_base_sym): New function.
1064 (machpoic_classify_symbol): Likewise.
1065 (machopic_classify_ident): Remove.
1066 (machopic_define_ident): Likewise.
1067 (machopic_define_name): Likewise.
1068 (machopic_name_defined_p): Likewise.
1069 (machopic_ident_defined_p): Likewise.
1070 (darwin_strip_name_encoding): Likewise.
1071 (machopic_define_symbol): New function.
1072 * config/darwin.c (hashtab.h): Include.
1073 (machopic_defined_list): Remove.
1074 (machopic_classify_ident): Likewise.
1075 (machopic_classify_name): Likewise.
1076 (machopic_ident_defined_p): Likewise.
1077 (machopic_define_ident): Likewise.
1078 (machopic_define_name): Likewise.
1079 (machopic_symbol_defined_p): New function.
1080 (machopic_classify_symbol): Likewise.
1081 (machopic_data_defined_p): Use machopic_classify_symbol.
1082 (machopic_define_symbol): New function.
1083 (machopic_function_base_sym): New function.
1084 (machopic_non_lazy_pointers): Remove.
1085 (machopic_non_lazy_ptr_name): Likewise.
1086 (machopic_stubs): Likewise.
1087 (machopic_stub_name): Likewise.
1088 (NON_LAZY_POINTER_SUFFIX): New macro.
1089 (STUB_SUFFIX): Likewise.
1090 (machopic_indirection): New structure.
1091 (machopic_indirections): New variable.
1092 (machopic_indirection_hash): New function.
1093 (machopic_indirection_eq): Likewise.
1094 (machopic_indirection_name): Likewise.
1095 (machopic_mcount_stub_name): New function.
1096 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
1098 (machopic_indirect_data_reference): Rework to use new functions.
1099 (machopic_indirect_call_target): Likewise.
1100 (machopic_legitimize_pic_address): Likewise.
1101 (machopic_output_indirection): New function.
1102 (machopic_finish): Use it.
1103 (machopic_operand_p): Rework to use new functions.
1104 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
1105 (darwin_strip_name_encoding): Remove.
1106 (update_non_lazy_ptrs): Remove.
1107 (update_stubs): Likewise.
1108 (darwin_non_lazy_pcrel): Use new functions.
1109 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1110 (ASM_OUTPUT_LABELREF): Likewise.
1111 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1112 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
1113 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
1114 (TARGET_STRIP_NAME_ENCODING): Do not use
1115 darwin_strip_name_encoding.
1116 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
1117 darwin_strip_name_encoding.
1118 * config/i386/darwin.h (FUNCTION_PROFILER): Use
1119 machopic_mcount_stub_name.
1120 * config/i386/i386.c (x86_output_mi_thunk): Use
1121 machopic_indirection_name, not machopic_stub_name.
1122 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
1123 machopic_function_base_sym.
1124 (print_operand): Use machopic_classify_symbol.
1125 (rs6000_emit_prologue): Use machopic_function_base_sym.
1126 (output_profile_hook): Do not use machopic_stub_name.
1127 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
1129 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1132 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
1135 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1137 * doc/implement-c.texi: New file.
1138 * doc/extend.texi (C Implementation): Move to there.
1139 * doc/gcc.texi: Include implement-c.texi.
1140 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
1142 2004-07-22 Jason Merrill <jason@redhat.com>
1144 * integrate.c (copy_decl_for_inlining): Remove invisible reference
1146 * tree-inline.c (setup_one_parameter): Likewise.
1148 2004-07-22 Brian Booth <bbooth@redhat.com>
1150 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
1151 (substitute_and_fold): Propigate into VUSE operands when possible.
1152 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
1153 (cp_lattice_meet): Handle merging of latticevalues when
1154 UNKNOWN_VAL is present.
1155 (visit_stmt): Visit assignments with V_MUST_DEFs.
1156 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
1157 (ccp_fold): Deal with RHS' that are constant and virtual.
1158 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
1159 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
1160 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
1161 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
1162 computing immediate uses.
1163 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
1165 (replace_vuse_in): New function.
1166 (likely_value): Add check of vuse operands.
1167 (get_default_value): Set the default value of virtually defined
1168 variables to UKNOWN_VAL instead of VARYING.
1170 2004-07-22 Richard Henderson <rth@redhat.com>
1172 * expr.c (emit_push_insn): Don't use set_mem_attributes.
1174 2004-07-22 Richard Henderson <rth@redhat.com>
1176 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
1177 variables due to conditional compilation.
1179 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1181 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
1182 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
1183 Release SSA names that have been re-renamed.
1184 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
1186 * tree-ssa-alias.c (init_alias_info): If aliases have been
1187 computed before, clear existing alias information.
1188 (create_name_tags): Do no fixup PT_ANYTHING pointers.
1189 If the new name tag for a pointer is different than the one it
1190 had before, mark the old tag for renaming.
1191 (replace_may_alias): New function.
1192 (group_aliases): Call it.
1193 (setup_pointers_and_addressables): Always call get_tmt_for.
1194 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
1196 (set_pt_anything): New local function.
1197 (set_pt_malloc): New local function.
1198 (merge_pointed_to_info): Don't merge pointed-to variables from
1199 the original pointer if the destination is pointing to an
1201 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
1202 (add_pointed_to_var): Do not add a variable to the points-to
1203 set if the pointer is already pointing to anywhere.
1204 (collect_points_to_info_r): If the defining statement is a PHI
1205 node, only merge pointed-to information if the argument has
1206 already been visited.
1207 (get_tmt_for): Only create a new tag if the pointer didn't
1209 (dump_alias_info): Emit more information.
1210 (dump_points_to_info_for): Likewise.
1211 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
1212 try to get the annotation of an SSA_NAME.
1213 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
1214 alias sets when checking is enabled.
1215 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
1216 (eliminate): Mark basic blocks that will need
1217 EH information cleaned up.
1218 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
1220 Initialize need_eh_cleanup.
1221 (fini_pre): Call tree_purge_all_dead_eh_edges and
1222 cleanup_tree_cfg if needed.
1223 Free need_eh_cleanup.
1224 * tree-ssa.c (verify_ssa_name): New function.
1225 (verify_def): Call it.
1226 Re-arrange to avoid printing too many error messages.
1227 (verify_use): Likewise.
1228 (verify_phi_args): Likewise.
1229 (verify_flow_insensitive_alias_info): New function.
1230 (verify_flow_sensitive_alias_info): New function.
1231 (verify_alias_info): New function.
1232 (verify_ssa): Call verify_alias_info.
1233 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
1235 Re-arrange to avoid printing too many error messages.
1236 * tree-ssanames.c (make_ssa_name): Clear
1237 SSA_NAME_IN_FREE_LIST.
1238 (release_ssa_name): Never release a default definition.
1239 (release_defs): New function.
1240 * tree.h: Declare it.
1241 * tree-ssa-dce.c (remove_dead_stmt): Call it.
1243 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1245 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
1246 If true, do a depth-first search. Do a breadht-first search,
1248 (walk_use_def_chains): Add new argument IS_DFS.
1250 * tree-flow.h (walk_use_def_chains): Update prototype.
1252 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
1254 * config/cris/cris.md: Tweak formatting.
1255 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
1256 (mover2side, moverside, movemside, movei, op3, andu): Replace
1257 live define_peephole:s with define_peephole2 near-equivalents.
1259 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
1261 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1262 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
1263 "*mov_sidesi_mem" respectively.
1265 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1267 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
1268 (gimplify_build1): Move from tree-complex.c do_unop.
1269 (gimplify_build2): Move from tree-complex.c do_binop.
1270 (gimplify_build3): New.
1271 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
1272 Adjust throughout to call the functions above.
1273 * tree-flow.h: Declare the functions above.
1274 * tree-nested.c (gimplify_val): Rename to...
1275 (tsi_gimplify_val): ... this.
1277 * Makefile.in (tree_complex.o): Update dependencies.
1278 (stor-layout.o): Depend on regs.h.
1279 * c-common.c (handle_vector_size_attribute): Update for
1280 vector types without corresponding vector modes.
1281 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
1282 a corresponding vector mode is not available.
1283 * print-tree.c (print_node): Print nunits for vector types
1284 * regclass.c (have_regs_of_mode): New.
1285 (init_reg_sets_1): Initialize it and use it instead
1286 of allocatable_regs_of_mode.
1287 * regs.h (have_regs_of_mode): Declare it.
1288 * stor-layout.c (layout_type): Pick a mode for vector types.
1289 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
1290 build_replicated_const, do_unop, do_binop, do_plus_minus,
1291 do_negate, expand_vector_piecewise, expand_vector_parallel,
1292 expand_vector_addition, expand_vector_operations_1,
1293 expand_vector_operations, tree_lower_operations,
1294 pass_lower_vector_ssa, pass_pre_expand): New.
1295 (expand_complex_operations, pass_lower_complex): Remove.
1296 * tree-optimize.c (init_tree_optimization_passes): Adjust
1297 pass ordering for changes in tree-complex.c.
1298 * tree-pass.h: Declare new passes.
1299 * tree.c (finish_vector_type): Remove.
1300 (make_vector_type): New.
1301 (build_vector_type_for_mode, build_vector_type): Rewritten.
1302 * tree.def (VECTOR_TYPE): Document where the number of
1304 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
1305 (make_vector): Remove declaration.
1307 2004-07-21 Richard Henderson <rth@redhat.com>
1309 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
1310 TREE_THIS_VOLATILE, may_aliases, or optimization level.
1311 (remove_useless_vars): Dump debugging info.
1312 (expand_used_vars): Move ...
1313 * cfgexpand.c (expand_used_vars): ... here. Make static.
1314 * tree-flow-inline.h (set_is_used): New.
1315 (set_default_def): Use get_var_ann.
1316 * tree-flow.h: Update decls.
1317 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
1318 (create_ssa_var_map): Use it.
1319 * tree-ssa.c (set_is_used): Remove.
1321 2004-07-22 Ben Elliston <bje@au.ibm.com>
1323 * gdbinit.in: Set a breakpoint on internal_error.
1325 2004-07-21 Richard Henderson <rth@redhat.com>
1327 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
1328 to create a new basic block.
1330 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1333 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
1334 return type on function definitions. Move other warnings for
1335 qualified return type to -Wreturn-type. Do not condition any such
1336 warnings on -pedantic. Update comments.
1337 (start_function): Only copy function type from previous prototype
1338 declaration if return types are compatible.
1339 * c-typeck.c (function_types_compatible_p): Don't condition
1340 warning for incompatibility of volatile qualifiers on the return
1341 type on -pedantic. Update comment.
1342 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
1344 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1346 * c-typeck.c (set_init_index): Require designator to be of integer
1349 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1352 * c-parse.in (init): Change to exprtype.
1353 (primary): Set original_code for STRING to STRING_CST.
1354 Call maybe_warn_string_init for compound literals.
1355 (initdcl, notype_initdcl): Call maybe_warn_string_init.
1357 * c-tree.h (maybe_warn_string_init): New.
1358 (pop_init_level, process_init_element): Use struct c_expr.
1359 (struct c_expr): Update comment.
1360 * c-typeck.c (maybe_warn_string_init): New function.
1361 (digest_init): Call it. Additional parameter strict_string. All
1363 (output_init_element): Likewise.
1364 (struct constructor_stack): Use struct c_expr for
1366 (really_start_incremental_init, push_init_level): Update.
1367 (pop_init_level): Update. Return struct c_expr.
1368 (process_init_level): Update. Take struct c_expr argument.
1370 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
1372 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
1375 2004-07-21 Eric Christopher <echristo@redhat.com>
1377 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
1379 * c-decl.c (pop_scope): Ditto.
1380 * calls.c (expand_call): Remove call to current_nesting_level,
1381 update comment accordingly. Remove calls to expand_start_target_temps
1382 and expand_end_target_temps.
1383 * cfgexpand.c (construct_init_block): Remove call to
1384 expand_start_bindings_and_block.
1385 (construct_exit_block): Remove call to expand_end_bindings.
1386 * expr.c (safe_from_p): Remove BIND_EXPR handling.
1387 (expand_expr_real_1): Ditto. Fix formatting.
1388 (expand_vars): Delete.
1389 * stmt.c (POPSTACK): Remove block_stack.
1390 (stmt_status): Remove x_block_stack.
1391 (block_stack): Delete.
1392 (expand_start_bindings_and_block): Ditto.
1393 (expand_start_target_temps): Ditto.
1394 (expand_end_target_temps): Ditto.
1395 (current_nesting_level): Ditto.
1396 (warn_about_unused_variables): Ditto.
1397 (expand_end_bindings): Ditto.
1398 * tree.h: Remove declarations for above.
1400 2004-07-21 Steven Bosscher <stevenb@suse.de>
1402 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
1403 * rtl.c (note_insn_name): Likewise.
1404 * print-rtl.c (print_rtx): Don't print it.
1405 * cfgrtl.h (can_delete_note_p): Don't handle it.
1406 (rtl_delete_block): Likewise.
1407 * passes.c (rest_of_handle_guess_branch_prob): Remove.
1408 (rest_of_compilation): Don't call it.
1409 * predict.c (process_note_predictions, process_note_prediction,
1410 note_prediction_to_br_prob): Remove.
1411 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
1412 * stmt.c (return_prediction): Remove.
1413 (expand_value_return): Don't call it. Don't add prediction
1414 notes for return statements.
1416 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
1418 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
1421 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
1423 * c-common.c (vector_types_convertible_p): Use vector types'
1424 TYPE_SIZE and TREE_TYPE instead of their mode.
1425 * convert.c (convert_to_integer): Likewise.
1426 (convert_to_vector): Likewise.
1427 * fold-const.c (fold_convert): Likewise.
1428 * varasm.c (output_constant): Likewise.
1429 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
1430 Allow a VECTOR_TYPE initializer to be made of several vectors.
1431 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
1432 of cleared and need_to_clear, and use fold_convert.
1433 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
1436 2004-07-20 Richard Henderson <rth@redhat.com>
1438 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
1439 (expand_gimple_basic_block): out from here. Renamed from expand_block.
1441 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
1443 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
1444 enormous cost if not TARGET_HARD_MUL.
1446 2004-07-20 Andrew Pinski <apinski@apple.com>
1449 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
1452 2004-07-21 Paul brook <paul@codesourcery.com>
1454 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
1456 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1458 * fold-const.c (operand_equal_p): Temporarily support NULL args.
1459 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
1460 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
1462 2004-07-20 Zack Weinberg <zack@codesourcery.com>
1464 * rtl.h (plus_constant): Delete.
1465 (plus_constant_wide): Rename to plus_constant.
1466 (plus_constant_for_output_wide): Delete vestigial prototype.
1467 (GEN_INT): Remove unnecessary cast.
1468 * tree.h (build_int_2, size_int_type): Delete.
1469 (build_int_2_wide): Rename to build_int_2.
1470 (size_int_wide): Rename to size_int_kind.
1471 (size_int_type_wide): Rename to size_int_type.
1472 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
1473 Remove unnecessary cast.
1474 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
1475 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
1476 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
1477 (size_int_type_wide): Rename size_int_type.
1478 (int_const_binop): Use size_int_type.
1479 * c-lex.c (interpret_integer): Use build_int_2.
1480 * final.c (split_double): Remove unnecessary casts.
1481 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
1483 2004-07-20 Richard Henderson <rth@redhat.com>
1485 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
1486 (gimplify_compound_lval): Use is_gimple_tmp_reg.
1487 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
1488 (is_gimple_tmp_reg): New.
1489 * tree-gimple.h (is_gimple_tmp_reg): Declare.
1491 2004-07-20 Richard Henderson <rth@redhat.com>
1493 * tree-pretty-print.c (dump_generic_node): Dump
1494 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
1496 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
1498 * tree-mudflap.c (mf_set_options_fndecl): New tree.
1499 (mudflap_init): Set it.
1500 (mudflap_register_call): Remove __mf_init call.
1501 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
1502 to pass "-ignore-reads" option to libmudflap if needed.
1504 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
1507 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
1508 (MAKE_DECL_ONE_ONLY): Undefine.
1509 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
1510 readonly_data, one_only_data_section, forget_section): New prototypes.
1511 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
1513 (pa_select_section): Add one-only (COMDAT) support.
1514 * pa.h (struct machine_function): Define.
1515 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
1516 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
1517 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
1518 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
1519 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
1520 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
1521 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
1522 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
1523 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
1524 for EXTRA_SECTION_FUNCTIONS.
1525 * doc/install.texi: Update binutils requirements.
1527 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1529 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
1530 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
1531 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
1533 (struct VEC): Use unsigned for num and alloc.
1534 * vec.c (struct vec_prefix): Likewise.
1535 (vec_o_reserve): Adjust.
1537 * dbxout.c (dbxout_type): Fix printf format.
1539 * tree.h (binfo_member): Remove.
1540 * tree.c (binfo_member): Remove.
1542 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1544 * tree.h: Include vec.h
1545 (DEF_VEC_P(tree)): New type.
1546 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
1547 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
1548 (BINFO_LANG_SLOT): Remove.
1549 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
1550 (struct tree_binfo): Turn base_binfos into a trailing
1551 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
1552 (binfo_lang_slots): Remove.
1553 * tree.c (binfo_lang_slots): Remove.
1554 (make_tree_binfo_stat): Take a base binfo count, not a
1555 lang slot count. Adjust.
1556 * Makefile.in (TREE_H): Add vec.h
1557 * alias.c (record_component_aliases): Adjust BINFO access.
1558 * dbxout.c (dbxout_type): Likewise.
1559 * dwarf2out.c (gen_member_die): Likewise.
1560 * sdbout.c (sdbout_one_type): Likewise.
1561 * tree-dump.c (deque_and_dump): Likewise.
1562 * config/i386/i386.c (classify_argument,
1563 contains_128bit_aligned_vector_p): Likewise.
1564 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
1565 * doc/c-tree.texi (Classes): Update BINFO documentation.
1567 2004-07-20 Steven Bosscher <stevenb@suse.de>
1569 * c-common.h (check_case_value): Remove prototype.
1570 (c_add_case_label): Adjust prototype.
1571 * c-common.c (check_case_value): Make static.
1572 (check_case_bounds): New function.
1573 (c_add_case_label): Use it. Take new argument orig_type.
1574 * c-typeck.c (struct c_switch): New orig_type field.
1575 (c_start_case): Set it.
1576 (do_case): Pass it to c_add_case_label.
1577 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
1578 cases from here. Add the labels in reverse order.
1579 * stmt.c (struct case_node): Adjust comment. Remove balance field.
1580 (add_case_node): Return nothing, don't check for duplicate cases.
1581 Insert new case nodes in a list, not in an AVL tree.
1582 (expand_end_case_type): Don't turn a case tree into a case list.
1583 (case_tree2list): Remove.
1584 * tree.h (add_case_node): Adjust prototype.
1586 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
1588 * genattr.c (struct range, struct function_unit,
1589 write_units, extend_range, init_range): Remove them.
1590 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1591 Output "#define INSN_SCHEDULING" here.
1592 * genattrtab.c (struct range, struct function_unit_op,
1593 struct function_unit, struct dimension, enum operator,
1594 operate_exp, expand_units, simplify_knowing,
1595 encode_units_mask, simplify_by_exploding,
1596 find_and_mark_used_attributes, unmark_used_attributes,
1597 add_values_to_cover, increment_current_value,
1598 test_for_current_value, simplify_with_current_value,
1599 simplify_with_current_value_aux, gen_unit,
1600 write_unit_name, write_function_unit_info,
1601 write_complex_function, write_toplevel_expr,
1602 find_single_value, extend_range): Remove.
1603 (write_attr_get): Do not handle common_av->value
1605 (struct attr_desc): Remove func_units_p and blockage_p.
1606 (write_attr_valueq): Do not handle them.
1607 (find_attr): Do not clear them.
1608 (make_internal_attr): Do not initialize them.
1609 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1610 * sched-vis.c (init_target_units, insn_print_units,
1611 init_block_visualization, print_block_visualization,
1612 visualize_scheduled_insns, visualize_no_unit,
1613 visualize_stall_cycles, visualize_alloc,
1614 visualize_free, target_units, get_visual_tbl_length,
1615 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
1616 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
1617 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
1618 * haifa-sched.c (blockage_range, clear_units,
1619 schedule_unit, actual_hazard, potential_hazard,
1620 insn_unit, unit_last_insn, unit_tick,
1621 actual_hazard_this_instance, potential_hazard,
1622 schedule_unit, max_insn_queue_index_value): Remove.
1623 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
1624 max_insn_queue_index.
1625 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
1626 * doc/md.texi (Processor pipeline description): Remove
1627 references to old pipeline descriptions.
1628 (Automaton pipeline description): Merge with the above.
1629 (Old pipeline description, Comparison of the two descriptions):
1632 * bt-load.c (migrate_btr_def): Remove references to
1633 use_pipeline_interface.
1634 * haifa-sched.c (insn_cost, schedule_insn,
1635 schedule_block, advance_one_cycle, sched_init,
1636 queue_to_ready, sched_finish): Likewise.
1637 * modulo-sched.c (sms_schedule, advance_one_cycle,
1638 ps_has_conflicts): Likewise.
1639 * sched-rgn.c (init_ready): Likewise.
1640 (debug_dependencies): Likewise, and remove an "if (1)".
1641 * target.h (use_dfa_pipeline_interface): Remove.
1642 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1643 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1644 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1645 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1646 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1647 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1648 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1649 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1650 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1651 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1652 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1653 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1654 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1655 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1656 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1657 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1658 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1659 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1660 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1662 2004-07-19 Roger Sayle <roger@eyesopen.com>
1664 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
1666 2004-07-19 Jeff Law <law@redhat.com>
1668 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
1669 (get_eq_expr_value): Use it. Simplify slightly.
1671 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
1673 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
1674 (umulsidi3_32bit_r4000): Likewise.
1676 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
1678 * vec.h: Propagate location information properly.
1679 (VEC_T_iterate): Add result pointer parameter.
1681 (VEC_T_reserve): Use it.
1683 2004-07-19 Daniel Jacobowitz <dan@debian.org>
1685 * Makefile.in (c-format.o): Depend on c-format.h.
1686 * c-format.h: New file.
1687 (struct format_char_info): Add CHAIN member.
1688 * c-format.c: Move some types and constants to c-format.h.
1689 (format_type_error): Set to -1.
1690 (struct function_format_info): Use an int for format_type.
1691 (decode_format_type): Return an int. Return format_type_error
1693 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
1694 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
1695 (scan_char_table, time_char_table, monetary_char_table): Initialize
1697 (n_format_types): New variable.
1698 (check_format_info_main): Handle CHAIN in format_char_info.
1699 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
1700 TARGET_N_FORMAT_TYPES.
1701 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1702 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
1703 * config/sol2-c.c: New file.
1704 * config/t-sol2: New file.
1705 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
1706 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
1707 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
1709 * doc/extend.texi (Target Format Checks): New section.
1710 (Function Attributes): Mention it.
1711 * doc/invoke.texi: Mention target format checks.
1712 * doc/sourcebuild.texi: Mention target format checks.
1713 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
1714 TARGET_FORMAT_TYPES.
1716 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
1718 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
1720 * config/s390/s390.c (regclass_map initializer): Register 35 added to
1722 (load_multiple_operation, store_multiple_operation): Removed
1723 pointless sanity check.
1724 (s390_decompose_address): Added check for return_address_pointer_rtx.
1725 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
1726 (s390_return_address_offset): New function.
1727 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
1728 (FRAME_REGNO_P): Added check for register 35.
1729 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1730 REG_ALLOC_ORDER): Appended entry for register 35.
1731 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
1732 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
1733 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
1734 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
1735 is eliminable using stack pointer or hard frame pointer.
1736 (REGISTER_NAMES): Added name for register 35.
1737 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
1738 pointless sanity check.
1740 2004-07-19 Roger Sayle <roger@eyesopen.com>
1742 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
1743 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
1744 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
1745 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
1746 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
1747 (fold_relational_const): Tidy up handling of floating point
1748 comparisons by calling real_compare. Remove tree_expr_nonzero_p
1749 transformation; fold_relational_const assumes constant operands.
1751 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
1753 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
1756 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
1758 * c-tree.h (struct c_expr): Define.
1759 (C_SET_EXP_ORIGINAL_CODE): Remove.
1760 (parser_build_binary_op, build_compound_expr): Update prototypes.
1761 * c-parse.in (%union): Add exprtype.
1762 (FUNC_NAME): Mark as ttype.
1763 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
1765 (expr): Update. Define directly in terms of expr_no_commas
1766 instead of using nonnull_exprlist.
1767 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
1768 offsetof_member_designator, typespec_nonreserved_nonattr, init,
1769 initval, designator, component_declarator,
1770 component_notype_declarator, enumerator, array_declarator,
1771 condition, exexpr, switch_statement, stmt_nocomp, stmt,
1772 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
1773 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
1775 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
1776 * c-common.c (c_common_truthvalue_conversion): Don't check
1777 C_EXP_ORIGINAL_CODE.
1778 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
1779 Don't use C_EXP_ORIGINAL_CODE.
1780 (default_conversion, default_function_array_conversion): Don't use
1781 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
1782 (internal_build_compound_expr): Merge into build_compound_expr.
1783 (build_compound_expr): Take two operands instead of a TREE_LIST.
1784 * objc/objc-act.c (get_super_receiver): Update calls to
1785 build_compound_expr.
1787 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1789 * config/sh/sh.c (sh_use_dfa_interface): Remove.
1790 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
1792 * config/sh/sh.md: Extract pipeline descriptions
1793 into separate files.
1794 * config/sh/sh1.md: New file, extracted from sh.md.
1795 * config/sh/sh4.md: New file, extracted from sh.md.
1796 * config/sh/shmedia.md: New file, extracted from sh.md
1797 and rewritten using new-style pipeline description.
1799 2004-07-18 Zack Weinberg <zack@codesourcery.com>
1801 * config/pa/pa.md: Delete the two remaining define_peephole
1804 2004-07-18 Steven Bosscher <stevenb@suse.de>
1805 Joseph S. Myers <jsm@polyomino.org.uk>
1807 * c-common.c (c_common_truthvalue_conversion): Don't warn if
1808 TREE_NO_WARNING is set.
1810 2004-07-18 Roger Sayle <roger@eyesopen.com>
1812 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
1813 simplify_builtin_strncmp): Delete.
1814 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
1815 Change argument to accept an arglist instead of an "exp". Assume
1816 that the return type is always integer_type_node. Copy missing
1817 transformations from their now obsolete simplify_builtin_*
1819 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
1820 fold_builtin_strcmp and fold_builtin_strncmp.
1821 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
1822 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
1823 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
1825 2004-07-18 Daniel Jacobowitz <dan@debian.org>
1827 * Makefile.in (tree-alias-common.o): Update dependencies.
1829 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
1831 * cfgloop.c (flow_loop_nested_p): Fix comment.
1833 2004-07-17 Jason Merrill <jason@redhat.com>
1836 * stor-layout.c (relayout_decl): New fn.
1837 * tree.h: Declare it.
1838 (DECL_BY_REFERENCE): New macro.
1840 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
1842 * libgcc2.c (__enable_execute_stack): New symbol.
1843 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
1844 and declare __enable_execute_stack.
1845 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
1846 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
1847 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1848 ENABLE_EXECUTE_STACK.
1849 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
1850 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1851 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1852 ENABLE_EXECUTE_STACK.
1853 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1854 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
1855 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1856 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1857 ENABLE_EXECUTE_STACK.
1858 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1859 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1860 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1861 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1862 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
1863 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1864 (sparc64_initialize_trampoline): Likewise.
1865 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
1867 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1869 * langhooks.h (builtin_function): New langhook.
1870 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
1871 (LANG_HOOKS_INITIALIZER): Update.
1872 * tree.h (builtin_function): Remove.
1873 * doc/tm.texi: Update.
1874 * c-tree.h (builtin_function): Declare.
1875 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
1876 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
1877 config/ia64/ia64.c, config/iq2000/iq2000.c,
1878 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1879 config/stormy16/stormy16.c: All callers of builtin_function
1882 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
1885 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
1886 Remove white space after the backslash.
1888 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1890 PR rtl-optimization/16294
1891 * resource.c (return_insn_p): New predicate.
1892 (mark_target_live_regs): Use it. Special-case return insns.
1893 (init_resource_info): Use it. Don't scan the epilogue past
1896 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1898 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
1899 destroy dominance information.
1900 * passes.c (rest_of_handle_loop2): Free dominance information.
1901 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
1903 (thread_jumps): Update dominance information and remove unreachable
1905 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
1906 information and remove the unreachable block.
1908 2004-07-17 Graham Stott <graham.stott@btinternet.com>
1910 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
1912 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
1914 * doc/sourcebuild.texi: Remove libf2c entry.
1916 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
1918 * config/i386/i386.md (movv16qi_internal): Fix typo.
1920 2004-07-17 Steven Bosscher <stevenb@suse.de>
1922 * final.c (final_scan_insn): Fix broken commit from previous
1925 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1927 * c-typeck.c (parser_build_binary_op): Condition warnings for
1928 X<=Y<=Z on -Wparentheses instead of -Wextra.
1929 * doc/invoke.texi: Update. Document that most of -Wparentheses is
1930 supported for C only.
1932 2004-07-17 Steven Bosscher <stevenb@suse.de>
1934 * cfgcleanup.c (try_simplify_condjump): Don't remove line
1935 notes to avoid unreachable code warnings.
1936 * toplev.c (backend_init): Don't emit line notes for
1937 unreachable code warnings.
1939 * combine.c (distribute_notes): Don't distribute a
1940 REG_VTABLE_REF note.
1941 * final.c (final_scan_insn): Don't handle it.
1942 * rtl.c (reg_note_name): Remove it.
1943 * rtl.h (enum reg_node): Dito.
1945 * emit-rtl.c (force_line_numbers, restore_line_number_status):
1947 * rtl.h (force_line_numbers, restore_line_number_status):
1950 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
1951 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
1952 (using_eh_for_cleanups): Also moved here.
1954 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
1955 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
1956 to expand_start_case and add_case_node.
1957 * stmt.c (struct nesting): Cleanup unused fields condition_code,
1958 last_unconditional_cleanup, nominal_type, printname, and
1960 (struct fixup_goto): Remove.
1961 (struct stmt_status): Remove x_goto_fixup_chain field.
1962 (goto_fixup_chain): Remove.
1963 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
1964 pushcase, pushcase_range): Remove.
1965 (expand_start_bindings_and_block): Don't set unused fields in
1967 (expand_start_case, add_case_node): Cleanup unused formal arguments.
1968 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
1969 instead of emit_jump_if_reachable.
1970 (emit_case_nodes): Likewise.
1971 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
1973 (update_eh_label): Work around left-over exception handing regions.
1974 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
1975 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
1976 (pass_cleanup_cfg_post_optimizing): New pass.
1977 (init_tree_optimization_passes): Run the new pass after all
1979 * tree.h (pushcase, pushcase_range): Remove prototypes.
1980 (expand_start_case, add_case_node): Update prototypes.
1982 2004-07-16 Krister Walfridsson <cato@df.lth.se>
1984 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
1986 2004-07-16 Richard Henderson <rth@redhat.com>
1988 * builtins.c (std_expand_builtin_va_arg): Remove.
1989 (expand_builtin_va_arg): Remove.
1990 * expr.h: Don't declare them.
1991 * gimplify.c (mark_decls_volatile_r): Remove.
1992 (copy_if_shared_r): Don't call it.
1993 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
1994 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
1995 * gimple-low.c (lower_stmt): Likewise.
1996 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
1997 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
1998 * tree-ssa-operands.c (get_expr_operands): Likewise.
1999 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
2000 EXPAND_BUILTIN_VA_ARG.
2001 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
2002 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
2003 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
2004 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2006 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2008 * tree-ssa-pre.c (insert_aux): Break out if we hit
2011 2004-07-16 Richard Henderson <rth@redhat.com>
2013 * basic-block.h (remove_fake_exit_edges): Declare.
2014 * cfganal.c (remove_fake_predecessors): Rename from
2015 remove_fake_successors; iterate over predecessors.
2016 (remove_fake_exit_edges): New.
2017 * cfgcleanup.c (try_optimize_cfg): Use it.
2018 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
2019 * predict.c (estimate_probability): Likewise.
2020 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
2021 * tree-cfg.c (make_edges): Likewise.
2022 * tree-ssa-pre.c (fini_pre): Likewise.
2023 * profile.c (instrument_edges): Don't remove_fake_edges.
2024 (branch_prob): Do it earlier here.
2026 2004-07-16 Richard Henderson <rth@redhat.com>
2028 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
2029 switchification wrt CONSTRUCTOR. Document the reason.
2031 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
2033 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
2034 that prevented descriptive __mf_check source location strings.
2036 2004-07-16 Richard Henderson <rth@redhat.com>
2038 * tree-def (WITH_SIZE_EXPR): New.
2039 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
2040 * expr.c (expand_expr_real_1): Likewise.
2041 * gimplify.c (maybe_with_size_expr): New.
2042 (gimplify_arg, gimplify_modify_expr): Use it.
2043 (gimplify_modify_expr_to_memcpy): Take size parameter.
2044 (gimplify_modify_expr_to_memset): Likewise.
2045 (gimplify_expr): Handle WITH_SIZE_EXPR.
2046 * tree-alias-common.c (find_func_aliases): Likewise.
2047 * tree-eh.c (tree_could_trap_p): Likewise.
2048 (tree_could_throw_p): Likewise.
2049 * tree-gimple.c (is_gimple_lvalue): Likewise.
2050 (get_call_expr_in): Likewise.
2051 * tree-inline.c (estimate_num_insns_1): Likewise.
2052 (expand_calls_inline): Likewise.
2053 * tree-nested.c (convert_call_expr): Likewise.
2054 * tree-pretty-print.c (dump_generic_node): Likewise.
2055 * tree-sra.c (sra_walk_expr): Likewise.
2056 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2057 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
2058 * tree-ssa-operands.c (get_expr_operands): Likewise.
2059 * tree-tailcall.c (find_tail_calls): Likewise.
2061 * calls.c (expand_call): Reset old_stack_allocated after
2062 calling emit_stack_restore.
2064 2004-07-16 Richard Henderson <rth@redhat.com>
2066 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
2067 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2068 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2069 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2070 copy_res_decl_for_inlining.
2072 * tree-inline.c (declare_return_variable): New modify_dest argument.
2073 Use it as the return value, when possible or manditory. Handle
2074 TREE_ADDRESSABLE types.
2075 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
2076 replacement of CALL_EXPR.
2078 2004-07-16 Richard Henderson <rth@redhat.com>
2080 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
2081 * gimple-low.c (expand_var_p): Don't check it.
2082 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
2083 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
2084 * tree-ssa-operands.c (add_stmt_operand): Likewise.
2085 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
2086 (find_referenced_vars): Don't call them.
2087 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
2089 2004-07-16 Richard Henderson <rth@redhat.com>
2091 * function.c (pass_by_reference): True for all variable sized types.
2093 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
2095 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
2096 * tree-pretty-print.c: Include tree-chrec.h.
2097 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
2098 and POLYNOMIAL_CHREC nodes.
2100 2004-07-16 Steve Ellcey <sje@cup.hp.com>
2102 * builtins.c (expand_builtin_stpcpy): Do not create temporary
2105 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2107 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
2109 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
2111 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
2113 * config/s390/s390.c: Likewise.
2114 * config/s390/s390.h: Likewise.
2116 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2118 * config/mips/mips.md (addsi3, adddi3): Remove special handling
2119 of $sp adds. Remove REGNO checks from mips16 patterns.
2121 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2123 * config/mips/mips.md: Delete outdated comment.
2125 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2127 * config/mips/mips.c (get_float_compare_codes): Delete.
2128 (mips_emit_compare): New function, mostly extracted from
2129 get_float_compare_codes and gen_conditional_branch.
2130 (gen_conditional_branch, gen_conditional_move): Use it.
2132 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2134 * genautomata.c (add_vect): Speedup by using integers as
2135 bit-vectors for walking through the comb_vect and finding
2138 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2140 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
2141 operand is an uns_arith_operand; use subtraction otherwise.
2142 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
2143 not just arith_operands.
2145 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2147 * config/mips/mips-protos.h (gen_int_relational): Delete.
2148 (mips_emit_scc): Declare.
2149 * config/mips/mips.c (internal_test): Delete.
2150 (sle_operand, sleu_operand): New functions.
2151 (map_test_to_internal_test, gen_int_relational): Delete.
2152 (mips_emit_binary, mips_relational_operand_ok_p)
2153 (mips_emit_int_relational, mips_zero_if_equal)
2154 (mips_emit_scc): New functions.
2155 (gen_conditional_branch): Rework to use mips_emit_int_relational.
2156 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
2158 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2159 (sltu, sleu): Use mips_emit_scc.
2160 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
2161 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
2162 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
2164 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2166 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
2168 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2170 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
2171 (*sne_[sd]i): Likewise sne_[sd]i_zero.
2172 (*sgt_[sd]i): ...and sgt_[sd]i.
2173 (*slt_[sd]i): ...and slt_[sd]i.
2174 (*sgtu_[sd]i): ...and sgtu_[sd]i.
2175 (*sltu_[sd]i): ...and sltu_[sd]i.
2176 (*sleu_[sd]i): ...and sleu_[sd]i_const.
2177 Name previously unnamed mips16 patterns. Formatting fixes.
2179 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2181 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
2182 (branch_type): Delete.
2183 (gen_conditional_branch, gen_conditional_move)
2184 (mips_gen_conditional_trap): Update after name change. Get the
2185 comparison mode from cmp_operands[0].
2186 * config/mips/mips.h (cmp_type, branch_type): Delete.
2187 (cmp_operands): Renamed from branch_cmp.
2188 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
2189 name change. Don't set branch_type.
2190 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
2191 mode class of cmp_operands[0] rather than branch_type. Update after
2194 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2196 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
2197 of 0...255 to 0 when inside a SET.
2199 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2201 * config/mips/mips.md: Remove mips16 define_peepholes.
2203 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2205 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
2206 (fini_pre): Remove fake edges.
2208 2004-07-15 Richard Henderson <rth@redhat.com>
2210 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
2211 (get_indirect_ref_operands, get_call_expr_operands): ... these.
2213 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2215 * vec.h (VEC_address): New function.
2217 2004-07-14 Jason Merrill <jason@redhat.com>
2220 * gimplify.c (gimplify_arg): New fn, split out from...
2221 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
2223 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2225 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
2226 generate code which is generated by pushqi1 now
2227 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
2229 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2231 * combine.c (simplify_set): match the mode of the constant 0 with
2232 the tested operand to match the compare behaviour and the
2233 simplify_relational_operation() expectation.
2235 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2237 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
2240 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2242 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
2244 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
2246 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2248 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
2249 calls in mips16 code.
2251 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2253 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
2254 the destination of the li as well as for the neg.
2256 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
2259 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
2260 * cgraph.h: Update declaration.
2261 * c-decl.c (build_cdtor): Update call with default priority.
2262 * coverage.c (create_coverage): Ditto.
2263 * tree-mudflap.c (mf_init_fndecl): New tree.
2264 (mudflap_init): Set it.
2265 (mudflap_register_call): Arrange to call __mf_init before the first
2267 (mudflap_finish_file): Mark the mudflap static initializer as extra
2268 high priority, to beat all C++ static constructors.
2270 2004-07-15 Jeff Law <law@redhat.com>
2272 * loop.c (check_insn_for_givs): Restore check for code labels that was
2273 accidentally deleted by a recent checkin.
2275 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2277 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
2278 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
2280 2004-07-14 Richard Henderson <rth@redhat.com>
2282 * print-tree.c (print_node): Fix casts last change.
2284 2004-07-15 Paul Brook <paul@codesourcery.com>
2286 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
2287 to TARGET_UNWIND_INFO.
2288 * except.c (output_function_exception_table): Ditto.
2290 * opts.c (decode_options): Ditto.
2291 * passes.c (rest_of_handle_final): Ditto.
2292 * final.c (final_start_function): Ditto.
2293 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
2295 * targhooks.h (default_unwind_emit): Declare.
2296 * targhooks.c (default_unwind_emit): New function.
2297 * target-def.h: Define and use TARGET_UNWIND_EMIT.
2298 * target.h (struct gcc_target): Add unwind_emit.
2299 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
2300 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
2301 Remove IA64_UNWIND_EMIT.
2302 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
2304 2004-07-14 Richard Henderson <rth@redhat.com>
2306 * print-tree.c (print_node): Handle SSA_NAME.
2308 2004-07-14 James E Wilson <wilson@specifixinc.com>
2311 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
2312 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
2314 2004-07-15 Jakub Jelinek <jakub@redhat.com>
2316 * expr.c (expand_assignment): Reenable bitfield += optimizations.
2317 Use alias set 0 for memory, do proper mode calculations and adjust
2318 address for memories.
2320 2004-07-14 Per Bothner <per@bothner.com>
2322 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
2323 structure with extra column field.
2324 * tree.c (expand_location): Also fill in column field.
2325 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
2326 gets confused by the two conditionally-compiled definitions.
2328 2004-07-14 Eric Christopher <echristo@redhat.com>
2330 * calls.c (expand_call): Fix typo in comment.
2332 2004-07-14 Steve Ellcey <sje@cup.hp.com>
2334 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
2335 comparision of TFmode.
2337 2004-07-14 Richard Henderson <rth@redhat.com>
2339 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
2340 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
2341 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
2342 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2343 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2344 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2345 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2346 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2347 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2349 2004-07-14 Mike Stump <mrs@apple.com>
2351 * config/darwin.h (WINT_TYPE): Define to be int to match
2352 system header files.
2354 2004-07-14 Bob Wilson <bob.wilson@acm.org>
2356 * config/xtensa/xtensa.c (function_arg_advance): Check for args
2357 that must be passed in the stack.
2358 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
2359 arguments if the size is not a constant.
2361 2004-07-14 Per Bothner <per@bothner.com>
2363 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
2364 instead of EXPR_LOCUS in a boolean context, which is always true
2365 if --enable-mapped-location.
2366 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
2368 2004-07-14 Richard Henderson <rth@redhat.com>
2370 * dominance.c (struct dom_info): Add fake_exit_edge.
2371 (init_dom_info): Allocate it.
2372 (free_dom_info): Free it.
2373 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
2375 (calc_idoms): Honor fake_exit_edge.
2377 2004-07-13 Jason Merrill <jason@redhat.com>
2379 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
2380 (rhs_test_for): New fn.
2381 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
2382 * tree-gimple.h: Declare them.
2383 * gimplify.c (gimplify_modify_expr): Use the new fns.
2385 2004-07-14 Richard Henderson <rth@redhat.com>
2387 * config/arm/arm-protos.h (arm_va_arg): Remove.
2388 * config/arm/arm.c (arm_va_arg): Remove.
2389 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
2390 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
2392 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2394 * pa.c (fix_range): New function to mark a range(s) of registers as
2396 (override_options): Call fix_range if the -mfixed-range option string
2398 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
2399 * doc/invoke.texi (-mfixed-range): Document new option.
2401 2004-07-14 David Edelsohn <edelsohn@gnu.org>
2403 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
2405 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
2407 2004-07-14 Roger Sayle <roger@eyesopen.com>
2409 * expmed.c (expand_sdiv_pow2): New function to expand signed division
2410 by a positive power of two, split out from expand_divmod. Provide
2411 an alternate implementation when shifts are expensive. Lower the
2412 threshold for using a branchless implementation to BRANCH_COST >= 2.
2413 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
2415 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2417 * tree-dfa.c (make_rename_temp): *Really* work just
2418 like create_tmp_var if called while outside SSA form.
2420 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2422 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
2423 for division by zero.
2424 ("umodsi3"): Likewise.
2426 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2428 * config/mips/mips.c (mips_output_move): When generating mips16 code,
2429 force loads of negative constants to be split.
2430 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
2431 Generalize SImode li/neg splitter to cope with other modes.
2433 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2435 * expmed.c: Remove more references to QUEUED in the comments.
2438 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2441 2004-07-13 Richard Henderson <rth@redhat.com>
2442 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
2445 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2447 * tree-dfa.c (make_rename_temp): Work just like
2448 create_tmp_var if called while outside SSA form.
2450 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2452 * expr.c (enqueue_insn, finish_expr_for_function,
2453 protect_from_queue, queued_subexp_p, mark_queue,
2454 emit_insns_enqueued_after_mark, emit_queue,
2455 expand_increment): Remove.
2456 (store_constructor): Expand increment as an assignment.
2457 (expand_expr_real_1 <case PREINCREMENT_EXPR,
2458 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
2459 case POSTDECREMENT_EXPR>): Abort.
2460 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
2461 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
2462 protect_from_queue, emit_queue, queued_subexp_p): Remove.
2463 * function.h (pending_chain, x_pending_chain): Remove.
2464 * rtl.def (QUEUED): Remove.
2466 * emit-rtl.c (copy_insn_1, copy_most_rtx,
2467 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
2468 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
2469 encode_units_mask): Likewise.
2470 * local-alloc.c (equiv_init_varies_p): Likewise.
2471 * rtl.c (copy_rtx): Likewise.
2472 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2473 * simplify-rtx.c (simplify_gen_subreg): Likewise.
2474 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
2476 * builtins.c (expand_builtin, expand_builtin_apply,
2477 expand_builtin_mathfn, expand_builtin_mathfn_2,
2478 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
2479 Remove calls to emit_queue and protect_from_queue.
2480 * calls.c (expand_call, precompute_arguments,
2481 precompute_register_parameters, rtx_for_function_call,
2482 store_one_arg): Likewise.
2483 * dojump.c (do_compare_and_jump, do_jump): Likewise.
2484 * explow.c (memory_address): Likewise.
2485 * expmed.c (clear_by_pieces_1, clear_storage,
2486 clear_storage_via_libcall, emit_group_load,
2487 emit_group_store, emit_store_flag,
2488 expand_expr_real_1, store_by_pieces,
2489 store_constructor, store_expr, try_casesi,
2490 try_tablejump): Likewise.
2491 * function.c (expand_pending_sizes): Likewise.
2492 * optabs.c (emit_cmp_and_jump_insns,
2493 emit_conditional_add, emit_conditional_move,
2494 expand_fix, expand_float, prepare_cmp_insn): Likewise.
2495 * stmt.c (emit_case_bit_tests,
2496 expand_asm_expr, expand_computed_goto,
2497 expand_decl_init, expand_end_case_type,
2498 expand_end_stmt_expr, expand_expr_stmt_value,
2499 expand_return, expand_start_case,
2500 optimize_tail_recursion): Likewise.
2501 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2502 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
2504 2004-07-14 Ben Elliston <bje@au.ibm.com>
2506 * vec.h: Comment fix.
2508 2004-07-13 Richard Henderson <rth@redhat.com>
2510 * target.h (struct gcc_target): Add calls.pass_by_reference.
2511 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
2512 * function.c (pass_by_reference): Use the hook.
2513 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
2514 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
2515 (hook_pass_by_reference_must_pass_in_stack): New.
2516 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
2517 (alpha_pass_by_reference): New.
2518 (TARGET_PASS_BY_REFERENCE): New.
2519 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2520 * config/arc/arc.c (arc_pass_by_reference): New.
2521 (TARGET_PASS_BY_REFERENCE): New.
2522 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2523 (FUNCTION_ARG_CALLEE_COPIES): True.
2524 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
2525 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
2526 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
2527 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2528 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2529 * config/cris/cris.c (cris_pass_by_reference): New.
2530 (TARGET_PASS_BY_REFERENCE): New.
2531 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
2532 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
2533 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2534 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
2535 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2536 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
2537 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
2538 (frv_function_arg_pass_by_reference): Remove.
2539 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2540 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
2541 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
2542 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
2543 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2544 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
2545 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
2546 (ia64_pass_by_reference): Rename from
2547 ia64_function_arg_pass_by_reference.
2548 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2549 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2550 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
2551 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
2552 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
2553 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2554 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2555 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
2556 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
2557 (m32r_pass_by_reference): Adjust prototype. Make static.
2558 Handle mode sizes correctly.
2559 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2560 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
2561 (m68hc11_function_arg_pass_by_reference): Remove.
2562 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2563 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2564 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
2565 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2566 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
2567 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
2568 (mips_va_arg): Use pass_by_reference.
2569 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
2570 Handle mode sizes correctly.
2571 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2572 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2573 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
2574 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
2575 (mmix_pass_by_reference): Rename from
2576 mmix_function_arg_pass_by_reference.
2577 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2578 (FUNCTION_ARG_CALLEE_COPIES): True.
2579 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
2580 (mn10300_pass_by_reference): New.
2581 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2582 (FUNCTION_ARG_CALLEE_COPIES): True.
2583 * config/pa/pa.c (pa_pass_by_reference): New.
2584 (TARGET_PASS_BY_REFERENCE): New.
2585 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2586 (FUNCTION_ARG_CALLEE_COPIES): True.
2587 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
2588 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
2589 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
2590 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2591 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
2592 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
2593 (s390_pass_by_reference): Rename from
2594 s390_function_arg_pass_by_reference.
2595 (s390_function_arg_advance): Don't query pass-by-ref.
2596 (s390_function_arg): Likewise.
2597 (s390_gimplify_va_arg): Use pass_by_reference.
2598 (s390_call_saved_register_used): Likewise.
2599 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2600 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
2601 (shcompact_byref, sh_pass_by_reference): New.
2602 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2603 (SHCOMPACT_BYREF): Remove.
2604 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
2605 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
2606 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
2607 (sparc_gimplify_va_arg): Use pass_by_reference.
2608 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2609 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2610 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
2611 (v850_pass_by_reference): New.
2612 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2613 (FUNCTION_ARG_CALLEE_COPIES): True.
2614 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
2615 FUNCTION_ARG_PASS_BY_REFERENCE docs.
2617 2004-07-14 Richard Henderson <rth@redhat.com>
2618 Richard Sandiford <rsandifo@redhat.com>
2620 * config/mips/mips-protos.h (mips_va_arg): Delete.
2621 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
2622 * config/mips/mips.c: Include tree-gimple.h.
2623 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
2624 (mips_arg_info): Remove special handling of must_pass_in_stck args.
2625 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
2626 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
2628 2004-07-13 Bob Wilson <bob.wilson@acm.org>
2630 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
2631 arguments for COND_EXPR in big-endian adjustment code.
2633 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2635 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
2636 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
2637 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
2638 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
2640 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2642 PR tree-optimization/16443
2643 * tree-ssa-alias.c: Add more description for
2644 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
2645 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
2646 clobbering of call-clobbered and addressable variables. If
2647 there are any before aliases have been computed, add them.
2649 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2651 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
2654 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
2656 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
2657 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
2660 2004-07-13 Per Bothner <per@bothner.com>
2662 * collect2.c (main): Handle --no-demangle and --demangle flags.
2664 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
2666 * Makefile.in (OBJS-common): Add tree-data-ref.o.
2667 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
2668 (tree-data-ref.o): New rule.
2669 * lambda.h: New file.
2670 * tree-data-ref.c: New file.
2671 * tree-data-ref.h: New file.
2672 * tree.c (int_cst_value, tree_fold_gcd): New functions.
2673 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
2675 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2678 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
2679 * config/sparc/sparc.c (output_ubranch): New function.
2680 * config/sparc/sparc.md (jump pattern): Use it.
2682 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2685 * config/sparc/sparc.c (output_cbranch): Properly guard
2686 the code handling far branches with TARGET_V9.
2687 * config/sparc/sparc.md (length attribute): Document the
2688 side-effect of having a length greater or equal to 3.
2690 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2691 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
2694 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
2695 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
2697 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2698 Martin Sebor <sebor@roguewave.com>
2701 * doc/invoke.texi (SPARC options): Document -threads
2702 and -pthreads on Solaris.
2704 2004-07-13 Richard Henderson <rth@redhat.com>
2706 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
2708 (ind_gimplify_va_arg_expr): Remove.
2709 * tree.h (ind_gimplify_va_arg_expr): Remove.
2710 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
2711 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
2714 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
2715 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
2716 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
2717 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
2718 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
2720 2004-07-13 Richard Henderson <rth@redhat.com>
2722 * function.c (pass_by_reference): New.
2723 (assign_parm_find_data_types): Use it.
2724 * calls.c (initialize_argument_information): Likewise.
2725 (emit_library_call_value_1): Likewise.
2726 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2727 * function.h (pass_by_reference): Declare.
2729 2004-07-13 Richard Henderson <rth@redhat.com>
2731 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
2732 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
2733 * expr.h (MUST_PASS_IN_STACK): Remove.
2734 * system.h (MUST_PASS_IN_STACK): Poison.
2735 * tree.h (must_pass_in_stack_var_size): Declare.
2736 (must_pass_in_stack_var_size_or_pad): Declare.
2737 * calls.c (must_pass_in_stack_var_size): New.
2738 (must_pass_in_stack_var_size_or_pad): Rename from
2739 default_must_pass_in_stack.
2740 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
2741 (TARGET_MUST_PASS_IN_STACK): New.
2742 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
2743 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
2744 (TARGET_MUST_PASS_IN_STACK): New.
2745 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
2746 * config/frv/frv.c (frv_must_pass_in_stack): New.
2747 (TARGET_MUST_PASS_IN_STACK): New.
2748 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
2749 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
2750 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
2751 (ix86_must_pass_in_stack): Make static.
2752 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
2753 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
2754 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
2755 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
2756 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
2757 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
2758 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
2759 (mcore_must_pass_on_stack): Remove.
2760 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
2761 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
2762 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
2763 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
2764 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
2765 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
2766 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
2767 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
2768 (TARGET_MUST_PASS_IN_STACK): New.
2769 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
2770 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
2771 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
2772 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
2773 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
2774 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
2775 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
2778 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
2779 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
2780 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
2781 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
2782 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
2783 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
2784 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
2785 config/xtensa/xtensa.c: Use target hook.
2787 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
2789 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
2790 * configure: Rebuilt.
2792 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2794 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
2795 * config/mips/mips.h (mips_reg_names): Don't declare.
2796 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
2797 (TARGET_NAME_REGS): Delete.
2798 (TARGET_SWITCHES): Remove -mrnames.
2799 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
2800 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
2802 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
2803 (override_options): Remove handling of TARGET_NAME_REGS.
2805 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2807 * config/mips/mips.h (TARGET_*): Boolify.
2809 2004-07-12 Nick Clifton <nickc@redhat.com>
2811 * config.gcc: Add sh-*-symbianelf target.
2812 * config/sh/sh.c: Add new target macros:
2813 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
2814 TARGET_CXX_IMPORT_EXPORT_CLASS.
2815 (sh_file_start): Create a definition of the .directive section.
2816 (sh_attribute): Add dllimport and dllexport attributes.
2817 * config/sh/symbian-pre.h: New file.
2818 * config/sh/symbian-post.h: New file.
2819 * config/sh/symbian.c: New file. Contains Symbian specific
2821 * config/sh/sh-protos.h: Add prototypes for new functions
2822 provided by symbian.c.
2823 * config/sh/t-symbian: New file.
2824 * doc/extend.texi: Document support for dllimport and dllexport
2825 attributes by the sh-symbianelf target.
2827 2004-07-12 James E Wilson <wilson@specifixinc.com>
2829 * Makefile.in (AR): Use @AR@ not ar.
2831 (AR_FOR_TARGET): Use $(AR) not ar for native.
2832 (NM_FOR_TARGET): Use $(NM) not nm for native.
2833 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
2834 * configure: Regenerate.
2836 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
2838 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
2840 (ashldi3_sp64): Likewise.
2842 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2845 * pa.c (function_arg): Update comment.
2846 * pa.h (BLOCK_REG_PADDING): Define.
2848 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2850 PR tree-optimization/16461
2851 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
2852 arguments of phi nodes.
2854 2004-07-12 Devang Patel <dpatel@apple.com>
2856 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
2858 2004-07-12 Steve Ellcey <sje@cup.hp.com>
2860 * function.c (expand_function_start): Ensure r_save is in Pmode.
2861 * calls.c (prepare_call_address): Ensure static_chain_value is
2863 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
2864 r_save_area are in Pmode.
2865 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
2866 fnaddr, and static_chain are in Pmode.
2868 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2871 * config/ia64/ia64.c (bundling): Don't count ignored insns.
2873 2004-07-12 Richard Henderson <rth@redhat.com>
2875 * target.h (struct gcc_target): Move gimplify_va_arg_expr
2876 next to build_builtin_va_list.
2877 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
2878 * builtins.c (gimplify_va_arg_expr): Likewise.
2879 * gimplify.c (copy_if_shared_r): Likewise.
2881 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
2883 * passes.c (rest_of_decl_compilation): Don't defer call of
2884 assemble_variable if its DECL_RTL is already set.
2886 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
2888 * cfgloop.h (struct loop): Add nb_iterations field.
2889 (current_loops): Declare.
2890 * tree-chrec.c (chrec_not_analyzed_yet,
2891 chrec_dont_know, chrec_known, count_ev_in_wider_type,
2892 chrec_contains_symbols_defined_in_loop): Remove the temporary
2894 * tree-flow-inline.h (loop_containing_stmt): New function.
2895 * tree-scalar-evolution.c: Add implementation.
2896 * tree-scalar-evolution.h: Add declarations.
2898 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2900 PR rtl-optimization/15921
2901 * Makefile.in (global.o): Add recog.h.
2903 * global.c (recog.h): Add the include-clause.
2904 (bb_info): New member earlyclobber.
2905 (allocate_bb_info, free_bb_info): Initialize/finish the new
2907 (earlyclobber_regclass, earlyclobber_regclass_length): The new
2909 (check_earlyclobber, regclass_intersect,
2910 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
2912 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
2913 (make_accurate_live_analysis): Modify pavin.
2915 2004-07-12 Diego Novillo <dnovillo@redhat.com>
2917 * tree-cfg.c (find_taken_edge): Statically compute the truth
2918 value of a predicate comparing an SSA_NAME to itself.
2920 2004-07-12 Roger Sayle <roger@eyesopen.com>
2922 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
2923 rs6000 doesn't have shift-and-add or shift-and-sub instructions
2924 by returning the cost of a multiplication plus an addition.
2926 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
2928 PR tree-optimization/14107
2929 * gimplify.c (gimplify_return_expr): Accept a
2930 RETURN_EXPR with an error argument.
2931 * tree-optimize.c (init_tree_optimization_passes):
2932 Run pass_warn_function_return at -O0.
2934 2004-07-12 Roger Sayle <roger@eyesopen.com>
2936 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
2939 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
2941 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
2942 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2943 * config/mips/3000.md: Add copyright notice. Remove automota and
2944 function units; use generic ones instead. Only define reservations
2945 for things that are different from generic.md. Extend each clause
2947 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
2948 * config/mips/mips.md: Include them. Remove define_function_units.
2949 (alu, imuldiv): New automata and units.
2951 2004-07-12 Ben Elliston <bje@au.ibm.com>
2953 * doc/invoke.texi (Optimize Options): Document -frename-registers
2954 not being enabled by default at -O3.
2956 2004-07-11 Roger Sayle <roger@eyesopen.com>
2958 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
2959 floating point additions, to keep real immediate constant positive.
2960 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
2961 into X + C, and leave positive real constants as X - C.
2963 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2965 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
2967 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2969 PR tree-optimization/15654
2970 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
2972 2004-07-11 Roger Sayle <roger@eyesopen.com>
2974 * builtins.c (fold_builtin_fputs): Don't bother converting the
2975 return type to integer_type_node, as we've already checked that
2976 the result will be ignored.
2978 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
2979 that signed addition, subtraction, multiplication, division,
2980 remainder, negation and absolute value may potentially trap.
2982 * fold-const.c (fold_ignored_result): New function to strip
2983 non-side-effecting tree nodes from an expression whose result
2985 (fold_convert): Call fold_ignored_result when casting a value
2987 (omit_one_operand): Call fold_ignored_result on the "omitted"
2988 operand when building a COMPOUND_EXPR.
2989 (pedantic_omit_one_operand): Likewise.
2990 * tree.h (fold_ignored_result): Prototype here.
2991 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
2992 when we're going to ignore the result.
2994 2004-07-11 Richard Henderson <rth@redhat.com>
2997 * tree-ssa-ccp.c (fold_stmt_r): Split out...
2998 * tree.c (fields_compatible_p, find_compatible_field): ... new.
2999 * tree.h (fields_compatible_p, find_compatible_field): Declare.
3000 * tree-sra.c (sra_hash_tree): Hash fields by offset.
3001 (sra_elt_eq): Use fields_compatible_p.
3002 (generate_one_element_ref): Use find_compatible_field.
3004 2004-07-11 Richard Henderson <rth@redhat.com>
3007 * tree-sra.c (generate_one_element_init): New.
3008 (generate_element_init): Use it.
3009 (scalarize_init): Push/pop gimplify context around it.
3010 (find_new_referenced_vars_1, find_new_referenced_vars): New.
3011 * gimplify.c (gimplify_expr): Allow SSA_NAME.
3013 2004-07-11 Roger Sayle <roger@eyesopen.com>
3015 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
3016 combine.c's combine_insn_cost.
3017 * rtl.h (insn_rtx_cost): Prototype here.
3018 * combine.c (combine_insn_cost): Delete function.
3019 (combine_validate_cost): Update callers of combine_insn_cost to
3020 call insn_rtx_cost instead.
3021 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
3022 requesting the rtx_cost of call and/or jump instructions.
3024 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
3025 rtx_cost directly. Don't request/use the cost of call or jump
3026 instructions. Return -1 if the cost of any instruction can't be
3027 determined (or the BB contains a function call).
3028 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
3029 -1 (i.e. can't determine the cost of any instruction or the basic
3030 block contains a subroutine call).
3031 (find_if_case_2): Likewise.
3033 2004-07-11 Roger Sayle <roger@eyesopen.com>
3035 * rs6000.c (struct processor_costs): Change semantics of fields to
3036 include the COST_N_INSNS scaling, and update all initializers.
3037 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
3038 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
3039 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
3040 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
3042 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3044 * LANGUAGES: Remove obsolete information.
3046 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3048 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
3049 SIGBUS signal frames, the PSW address points *to* the faulting
3050 instruction, not after it.
3052 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3054 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
3055 added to TLS symbol addresses.
3057 2004-07-11 Richard Henderson <rth@redhat.com>
3059 * expmed.c (init_expmed): Use stack-local structures for
3060 temporary rtl. Don't recognize shifts.
3062 2004-07-11 Richard Henderson <rth@redhat.com>
3064 * expr.c (store_expr): Don't fiddle subreg promotion for types
3065 with precision smaller than the mode.
3067 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3069 * tree.h (all_types_permanent): Remove.
3071 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3073 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
3074 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
3075 * langhooks.c (lhd_clear_binding_stack): Remove.
3076 * langhooks-def.h (lhd_clear_binding_stack,
3077 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3078 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
3079 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
3080 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3081 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
3082 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3083 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
3084 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3085 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
3086 * tree.h (poplevel): Don't declare.
3087 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
3088 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3089 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
3090 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
3093 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3095 PR tree-optimization/16437
3096 * c-common.c (shorten_compare): Don't mark result of conversion to
3097 narrower signed type as overflowing.
3098 * fold-const.c (decode_field_reference): Determine whether
3099 signedness comes from outer type using precision rather than size.
3101 2004-07-11 Phil Edwards <phil@codesourcery.com>
3103 * configure.ac: Alphabetize --enable-checking list, add
3104 missing valgrind entry.
3105 * configure: Regenerate.
3107 2004-07-11 Phil Edwards <phil@codesourcery.com>
3109 * doc/install.texi (Testing): Fix syntax in "make check" example.
3111 2004-07-10 James E Wilson <wilson@specifixinc.com>
3113 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
3115 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3117 PR rtl-optimization/16001
3118 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
3121 2004-07-10 Geoffrey Keating <geoffk@apple.com>
3123 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
3125 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
3126 James Morrison <phython@gcc.gnu.org>
3128 * doc/contrib.texi (Contributors): Add gfortran contributors and
3129 fix a couple of typos.
3131 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3133 PR rtl-optimization/15387
3134 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
3135 to incoming args space correctly.
3137 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3139 * pa.c (output_indirect_call): Only use %r2 as the link register in
3140 indirect calls with the long PA 2.0 pc-relative branch.
3142 2004-07-10 Daniel Jacobowitz <dan@debian.org>
3144 * config/i386/i386.c (override_options): Pick a 64-bit CPU
3145 for the default tuning if TARGET_64BIT.
3147 2004-07-10 Richard Henderson <rth@redhat.com>
3149 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
3150 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
3152 2004-07-10 Jakub Jelinek <jakub@redhat.com>
3154 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
3155 * expmed.c (store_bit_field, extract_bit_field): Remove last
3157 * builtins.c (expand_builtin_signbit): Adjust callers.
3158 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
3159 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
3160 * ifcvt.c (noce_emit_move_insn): Likewise.
3161 * stmt.c (expand_return): Likewise.
3162 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
3163 store_field, expand_expr_real_1): Likewise.
3165 2004-07-10 Richard Henderson <rth@redhat.com>
3167 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
3169 2004-07-09 Mike Stump <mrs@apple.com>
3171 * config/darwin.c (no_dead_strip): Add.
3172 (HAVE_DEAD_STRIP): Add.
3173 (darwin_emit_unwind_label): Ensure that we don't dead code strip
3176 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3178 * tree-ssa-loop-im.c: New file.
3179 * Makefile.in (tree-ssa-loop-im.o): Add.
3180 * cfgloop.c (superloop_at_depth): New function.
3181 * cfgloop.h (superloop_at_depth): Declare.
3182 * common.opt (ftree-lim): New flag.
3183 * expr.c (array_ref_up_bound): New function.
3184 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
3185 * timevar.def (TV_LIM): New timevar.
3186 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
3187 computing immediate uses of a phi node.
3188 * tree-flow.h (struct tree_ann_common_d): Add aux field.
3189 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
3190 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
3191 * tree-pass.h (pass_lim): Declare.
3192 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
3194 (pass_lim): New pass structure.
3195 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
3196 * tree.c (in_array_bounds_p): New function.
3197 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
3198 (in_array_bounds_p, array_ref_up_bound): Declare.
3199 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
3200 * doc/passes.texi (tree-ssa-loop-im.c): Document.
3202 2004-07-09 Richard Henderson <rth@redhat.com>
3204 * builtins.c (expand_builtin_stpcpy): Don't modify len.
3206 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
3209 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
3211 * flags.h: Delete redundant prototypes that are being generated
3212 in options.h from common.opt.
3213 * common.opt: Add in the expository comments formerly in flags.h.
3215 2004-07-09 Jan Beulich <jbeulich@novell.com>
3217 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
3218 available for use only when TARGET_MMX/_SSE is set, and check for
3219 variable argument function if any register count is non-zero.
3220 (function_arg): Correctly suppress repeated warnings for passing SSE
3221 vectors are arguments without SSE enabled.
3222 (ix86_function_arg_boundary): Without SSE enabled, the use of what
3223 would be SSE register modes does no longer influence the alignment.
3225 2004-07-09 Richard Henderson <rth@redhat.com>
3227 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
3228 Always align upward to arg boundary. Use size_in_bytes/round_up.
3229 Maintain type-correctness of constants.
3230 * stor-layout.c (round_up, round_down): Special-case powers of 2.
3232 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3234 * config/sparc/sparc.c (*_costs): Scale instruction costs
3236 (sparc_rtx_costs): Adjust as appropriate.
3238 2004-07-09 Jan Beulich <jbeulich@novell.com>
3240 * config/i386/mm3dnow.h: New.
3241 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
3243 2004-07-09 Richard Henderson <rth@redhat.com>
3245 * simplify-rtx.c (simplify_const_relational_operation): Only
3246 look at bounds of scalar integers.
3248 2004-07-09 Jan Beulich <jbeulich@novell.com>
3250 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
3252 2004-07-09 Andrew Pinski <apinski@apple.com>
3254 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
3256 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
3257 UOBJC_METACLASS_decl.
3259 2004-07-09 James E Wilson <wilson@specifixinc.com>
3262 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
3263 do return a parallel if hfa_mode == XFmode and mode == TImode.
3265 2004-07-09 Jan Beulich <jbeulich@novell.com>
3267 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
3268 permissible for unary plus.
3270 2004-07-09 Jan Beulich <jbeulich@novell.com>
3272 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
3273 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
3274 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
3275 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
3276 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
3277 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
3278 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
3279 (BUILTIN_xxxIMAX): New.
3280 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
3281 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
3282 BUILT_IN_PARITYIMAX.
3284 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3286 * config/sparc/sparc.h (processor_costs): Define.
3287 (sparc_costs): Declare.
3288 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
3289 hypersparc_costs, sparclet_costs, ultrasparc_costs,
3290 ultrasparc3_costs): New.
3291 (sparc_override_options): Set sparc_costs as appropriate.
3292 (sparc_rtx_costs): Use sparc_costs instead of messy
3295 2004-07-09 Steven Bosscher <stevenb@suse.de>
3297 * doc/md.texi (Processor pipeline description): Mention that
3298 the old pipeline description is deprecated.
3300 * config/rs6000/7450.md (automaton ppc7450): Split up, move
3301 mciu_7450 function unit to...
3302 (automaton ppc7450mciu): ...new automaton.
3304 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
3305 (schedule_block): Don't consider inserting bubbles.
3306 (sched_init): Don't initialize DFA bubbles.
3307 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
3308 TARGET_SCHED_DFA_BUBBLE): Remove.
3309 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
3310 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
3311 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
3313 * stmt.c (conditional_context): Remove prototype.
3314 * tree.h (conditional_context): Remove.
3315 * tree-cfg.c (pre_insert_on_edge): Remove.
3317 * c-common.h (c_expand_asm_operands): Remove prototype.
3318 * c-typeck.c (c_expand_asm_operands): Remove.
3320 2004-07-09 Jan Beulich <jbeulich@novell.com>
3322 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
3323 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
3324 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
3325 and V8QI are class SSE. All sufficiently small remaining vector modes
3326 must be passed in one or two integer registers.
3327 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
3329 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
3330 __builtin_ia32_pmuludq128 have non-uniform argument and return types
3331 and must thus be handled explicitly.
3332 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
3334 (movv8qi_internal, movv4hi_internal, movv2si_internal,
3335 movv2sf_internal): Permit moving between MMX and XMM registers (since
3336 MMX areguments and return values are passed in XMM registers).
3337 (sse2_umulsidi3): Correct type and mode.
3339 2004-07-09 Richard Henderson <rth@redhat.com>
3341 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
3343 2004-07-09 Eric Christopher <echristo@redhat.com>
3345 * config/rs6000/40x.md: Split into two automatons.
3347 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3348 Andrew Pinski <apinski@apple.com>
3350 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
3351 on when we have more than one input file.
3352 (c_common_parse_file): Restore loop over all input files.
3353 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
3355 * c-decl.c (set_type_context): New function.
3356 (pop_scope): Use it to set context of types. When we
3357 encounter a TYPE_DECL, set the context of the attached type too.
3358 (pop_file_scope): Don't call cpp_undef_all here.
3359 (diagnose_mismatched_decls): Do not complain about a second
3360 definition of an 'extern inline' function if it's not in the
3361 same translation unit. Do not complain about inline
3362 declaration after use if the use was in a different
3364 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
3365 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
3367 (pushdecl_top_level): Likewise.
3368 (grokdeclarator): Clarify what is going on with setting
3369 DECL_EXTERNAL on function types, a little.
3370 (c_write_global_declarations): Don't do anything if
3371 -fsyntax-only or errors have been encountered.
3373 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3375 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
3377 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3380 * pa.c (output_indirect_call): Use %r2 as the link register when
3381 calling $$dyncall with a pc-relative branch.
3383 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
3385 * doc/install.texi (Binaries): Mention OpenPKG.
3387 2004-07-09 Diego Novillo <dnovillo@redhat.com>
3389 Fix PR tree-optimization/15555
3390 * tree-dfa.c (dump_variable): If the variable is a pointer
3391 SSA_NAME, also dump its points-to information.
3392 * tree-flow.h (struct ptr_info_def): Add field
3394 (dump_points_to_info_for): Declare.
3395 (debug_points_to_info_for): Declare.
3396 * tree-optimize.c (init_tree_optimization_passes): Add a
3397 second alias analysis pass after DOM2.
3398 Move pass_del_pta to a later spot.
3399 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
3400 create a name tags when we find a dereferenced pointer. Just
3401 mark the pointer dereferenced.
3402 (collect_points_to_info_for): Move code to clear points-to
3403 information to create_name_tags.
3404 (create_name_tags): New function.
3405 (compute_flow_sensitive_aliasing): Call it.
3406 (setup_pointers_and_addressables): Mark type tags for renaming
3408 (create_memory_tag): ... here.
3409 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
3410 (dump_points_to_info_for): Declare extern.
3411 (debug_points_to_info_for): New function.
3413 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
3415 * config/arc/arc.md: Switch to DFA-based scheduler description.
3416 * config/arc/arc.c: Switch to DFA-based scheduler description.
3418 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3420 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
3423 2004-07-09 Richard Henderson <rth@redhat.com>
3425 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
3426 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3427 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
3428 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3430 * config/v850/v850-protos.h (v850_va_arg): Remove.
3431 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3432 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
3433 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
3434 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
3435 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
3437 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3440 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
3441 and DImode to use +/-4k offset.
3443 2004-07-09 Richard Henderson <rth@redhat.com>
3445 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
3447 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3448 (xstormy16_gimplify_va_arg_expr): Rewrite from
3449 xstormy16_expand_builtin_va_arg.
3450 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
3452 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
3453 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
3455 * config/sh/sh-protos.h (sh_va_arg): Remove.
3456 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3457 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
3458 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
3460 * config/pa/pa-protos.h (hppa_va_arg): Remove.
3461 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3462 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
3463 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3465 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
3466 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3467 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
3468 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
3470 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3472 * config/sparc/sparc.md (return): Rewrite length formula.
3473 * config/sparc/sparc.c (output_return): Pass 1 as 5th
3474 argument to final_scan_insn when in a delay slot.
3475 (output_sibcall): Likewise.
3477 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3479 * arm.c (arm_cpp_interwork): New variable.
3480 (arm_override_options): Set it if TARGET_INTERWORK was on the command
3482 * arm.h (arm_cpp_interwork): Declare it.
3483 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
3484 __THUMB_INTERWORK__ in the preprocessor.
3486 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
3488 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
3490 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3493 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
3494 Override default settings to account for -m32 and -m64.
3496 2004-07-08 Randolph Chung <tausq@debian.org>
3498 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3500 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
3502 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
3503 before comparing it as such.
3505 2004-07-08 Richard Henderson <rth@redhat.com>
3507 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
3508 temporary. Use bit arithmetic to align.
3510 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
3512 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
3513 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
3514 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
3515 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
3516 add_labels_and_missing_jumps, find_jump_block,
3517 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
3519 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
3520 link_btr_uses, move_btr_def): Likewise.
3521 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
3522 expand_builtin_expect_jump): Likewise.
3523 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
3524 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3525 * cfganal.c (forwarder_block_p): Likewise.
3526 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
3527 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
3528 find_bb_boundaries): Likewise.
3529 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3530 merge_blocks_move_predecessor_nojumps,
3531 merge_blocks_move_successor_nojumps, insns_match_p,
3532 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3533 try_optimize_cfg): Likewise.
3534 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
3535 * cfglayout.c (skip_insns_after_block, label_for_bb,
3536 record_effective_endpoints, insn_locators_initialize,
3537 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
3538 * cfgmainloop.c (create_loop_notes): Likewise.
3539 * cfgrtl.c (delete_insn, delete_insn_chain,
3540 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
3541 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
3542 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3543 redirect_branch_edge, force_nonfallthru_and_redirect,
3544 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
3545 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
3546 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
3547 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
3548 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
3549 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
3550 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
3551 * combine.c (combine_instructions, can_combine_p, try_combine,
3552 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
3553 distribute_notes, distribute_links, insn_cuid): Likewise.
3554 * cse.c (fold_rtx, cse_insn, cse_around_loop,
3555 invalidate_skipped_block, cse_set_around_loop,
3556 cse_end_of_basic_block, cse_main, cse_basic_block,
3557 cse_condition_code_reg): Likewise.
3558 * cselib.c (cselib_process_insn): Likewise.
3559 * ddg.c (create_ddg): Likewise.
3560 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
3562 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3563 gen_label_die, dwarf2out_var_location): Likewise.
3564 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
3565 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
3566 last_call_insn, active_insn_p, next_label, prev_label,
3567 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
3568 add_insn_before, remove_insn, add_function_usage_to,
3569 reorder_insns, find_line_note, remove_unnecessary_notes,
3570 emit_insn_after_1, classify_insn): Likewise.
3571 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
3572 connect_post_landing_pads, sjlj_mark_call_sites,
3573 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
3574 can_throw_internal, can_throw_external, set_nothrow_function_flags,
3575 convert_to_eh_region_ranges): Likewise.
3576 * explow.c (optimize_save_area_alloca): Likewise.
3577 * expr.c (expand_expr_real): Likewise.
3578 * final.c (insn_current_reference_address, compute_alignments,
3579 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
3580 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
3581 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
3582 propagate_block_delete_insn, propagate_one_insn,
3583 init_propagate_block_info, propagate_block, libcall_dead_p,
3584 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
3586 * function.c (instantiate_virtual_regs, reorder_blocks_1,
3587 expand_function_start, expand_function_end, contains,
3588 thread_prologue_and_epilogue_insns,
3589 reposition_prologue_and_epilogue_notes): Likewise.
3590 * gcse.c (constprop_register, bypass_conditional_jumps,
3591 insert_insn_end_bb, gcse_after_reload): Likewise.
3592 * genemit.c (gen_expand, gen_split): Likewise.
3593 * genpeep.c (gen_peephole, main): Likewise.
3594 * global.c (build_insn_chain): Likewise.
3595 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
3596 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
3597 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
3598 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
3599 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
3600 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
3601 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
3602 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
3603 dead_or_predicable): Likewise.
3604 * integrate.c (try_constants): Likewise.
3605 * jump.c (rebuild_jump_labels, cleanup_barriers,
3606 purge_line_number_notes, init_label_info, mark_all_labels,
3607 squeeze_notes, get_label_before, get_label_after,
3608 reversed_comparison_code_parts, simplejump_p, pc_set,
3609 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
3610 delete_barrier, delete_prior_computation, delete_computation,
3611 delete_related_insns, delete_for_peephole, redirect_jump):
3613 * lcm.c (optimize_mode_switching): Likewise.
3614 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
3616 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
3617 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
3618 * loop-iv.c (simplify_using_assignment): Likewise.
3619 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
3620 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
3621 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
3622 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
3623 check_insn_for_givs, check_final_value, update_giv_derive,
3624 basic_induction_var, product_cheap_p, check_dbra_loop,
3625 loop_insn_first_p, last_use_this_basic_block,
3626 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
3627 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
3628 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
3629 sms_schedule_by_order): Likewise.
3630 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
3631 * postreload.c (reload_cse_simplify_operands, reload_combine,
3632 reload_cse_move2add): Likewise.
3633 * predict.c (can_predict_insn_p, estimate_probability,
3634 expected_value_to_br_prob, process_note_predictions): Likewise.
3635 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
3636 * profile.c (branch_prob): Likewise.
3637 * ra-build.c (live_out_1, livethrough_conflicts_bb,
3638 detect_webs_set_in_cond_jump): Likewise.
3639 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
3640 ra_print_rtl_with_bb): Likewise.
3641 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
3642 * recog.c (next_insn_tests_no_inequality, find_single_use,
3643 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
3644 * reg-stack.c (next_flags_user, record_label_references,
3645 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
3646 compensate_edge, convert_regs_1): Likewise.
3647 * regclass.c (scan_one_insn): Likewise.
3648 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3649 regmove_optimize, fixup_match_1, single_set_for_csa,
3650 combine_stack_adjustments_for_block): Likewise.
3651 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
3652 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
3653 find_equiv_reg): Likewise.
3654 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
3655 reload_as_needed, emit_input_reload_insns, do_output_reload,
3656 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
3658 * reorg.c (find_end_label, emit_delay_sequence,
3659 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
3660 get_jump_flags, rare_destination, mostly_true_jump,
3661 try_merge_delay_insns, redundant_insn, own_thread_p,
3662 fill_simple_delay_slots, fill_slots_from_thread,
3663 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
3664 dbr_schedule): Likewise.
3665 * resource.c (find_basic_block, next_insn_no_annul,
3666 find_dead_or_set_registers, mark_target_live_regs): Likewise.
3667 * rtl.h (RTX_PREV): Likewise.
3668 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
3669 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
3670 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
3671 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
3672 tablejump_p, computed_jump_p, insns_safe_to_move_p,
3673 find_first_parameter_load, can_hoist_insn_p): Likewise.
3674 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
3675 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
3676 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
3677 schedule_ebbs): Likewise.
3678 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
3679 is_conditionally_protected, can_schedule_ready_p,
3680 add_branch_dependences, debug_dependencies): Likewise.
3681 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
3683 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
3684 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
3685 set_dominates_use, ujump_to_loop_cont): Likewise.
3686 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
3687 * varasm.c (output_constant_pool_1): Likewise.
3689 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3691 * tree-scalar-evolution.c: New file.
3692 * tree-scalar-evolution.h: New file.
3693 * tree-ssa-loop-niter.c: New file.
3694 * Makefile.in (SCEV_H): New.
3695 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
3696 * cfgloop.h (struct loop): Add bounds field.
3697 * tree-flow.h (struct tree_niter_desc): New type.
3698 (number_of_iterations_cond, number_of_iterations_exit,
3699 loop_niter_by_eval, find_loop_niter_by_eval,
3700 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
3701 free_numbers_of_iterations_estimates): Declare.
3702 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
3703 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
3704 * doc/invoke.texi (max-iterations-to-track): Document.
3706 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
3708 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
3709 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
3710 (MODE_AFTER): Add cast appropriately.
3711 * config/sh/sh.md (movdi splitter): Likewise.
3712 (casesi_worker_2): Add const qualifier appropriately.
3713 (eh_return): Remove unused variable.
3714 (insv): Initialize v;
3716 2004-07-08 Richard Henderson <rth@redhat.com>
3718 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
3719 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3720 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
3721 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
3722 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
3724 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
3725 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3726 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
3727 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
3729 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
3730 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3731 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
3732 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
3734 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
3735 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3736 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
3737 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
3739 * config/i860/i860-protos.h (i860_va_arg): Remove.
3740 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3741 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
3742 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
3744 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3746 * system.h: Prototype getpagesize if missing.
3747 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
3748 * configure: Regenerate.
3749 * config.in: Regenerate.
3751 2004-07-08 Richard Henderson <rth@redhat.com>
3753 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
3754 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3755 (fr30_gimplify_va_arg_expr): New.
3756 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
3757 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
3759 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
3762 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
3763 of asm_noperands result.
3765 2004-07-08 Richard Henderson <rth@redhat.com>
3767 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
3768 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3769 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
3770 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
3772 2004-07-08 Richard Henderson <rth@redhat.com>
3774 * builtins.c (ind_gimplify_va_arg_expr): New.
3775 * tree.h (ind_gimplify_va_arg_expr): Declare.
3776 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
3778 2004-07-08 Jan Beulich <jbeulich@novell.com>
3780 * expmed.c (extract_bit_field): Correct condition to use vec_extract
3781 patterns also on vector elements other than the first one.
3782 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
3785 2004-07-08 Geoffrey Keating <geoffk@apple.com>
3787 * config/rs6000/darwin-ldouble.c: Correct reference
3788 to the Linnainmaa paper.
3790 2004-07-08 Richard Henderson <rth@redhat.com>
3792 * config/arc/arc-protos.h (arc_va_arg): Remove.
3793 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3794 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
3795 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3797 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
3798 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3799 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
3800 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
3802 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3804 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
3806 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3808 * c-decl.c (static_ctors, static_dtors): Make static.
3809 (pop_file_scope): Call c_common_write_pch and
3810 cgraph_finalize_compilation_unit here.
3811 (build_cdtor): Moved here from c-objc-common.c; simplify.
3812 (c_write_global_declarations_1): Clarify comment.
3813 (c_write_global_declarations): Close the external scope before
3814 doing anything else. Call build_cdtor, cgraph_optimize, and
3815 mudflap_finish_file here.
3816 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
3818 * c-objc-common.c: No need to include cgraph.h.
3819 (build_cdtor): Moved to c-decl.c.
3820 (c_objc_common_finish_file): Delete.
3821 * c-tree.h: Update to match.
3822 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
3823 (generate_static_references): Set TREE_USED before calling finish_decl.
3824 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
3825 on the static_instances_decl.
3827 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3829 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
3830 decls when there is only one input translation unit.
3831 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
3832 change of 2004-07-05; do not treat declarations with
3833 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
3834 * opts.c (cur_in_fname): Delete.
3836 * tree.c: Revert changes of 2004-07-05; no special treatment
3837 for TRANSLATION_UNIT_DECLs.
3838 * Makefile.in (tree.o): Update dependencies.
3840 2004-07-08 Roger Sayle <roger@eyesopen.com>
3842 * builtins.c (fold_builtin_strcpy): Merge functionality from
3843 simplify_builtin_strcpy. Add additional len argument. No longer
3844 static. Remove function prototype.
3845 (fold_builtin_strncpy): Likewise integrate functionality from
3846 simplify_builtin_strncpy. Add additional slen argument. No
3847 longer static. Remove function prototype.
3848 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
3849 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
3850 types of "ignore" and "unlocked" parameters to bool.
3851 (fold_builtin_1): Add additional ignore argument. Call renamed
3852 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
3853 builtins. Update arguments to fold_builtin_strncpy and
3854 fold_builtin_strcpy. Add function prototype.
3855 (fold_builtin): Add additional Boolean ignore argument to pass
3857 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
3858 and fold_builtin_strncpy instead of simplify_builtin_fputs,
3859 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
3861 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
3862 simplify_builtin_strncpy): Delete function prototypes.
3863 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
3864 fold_builtin_strncpy): Add function prototypes here.
3865 (fold_builtin): Update function prototype with new "bool ignore".
3867 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
3868 (ccp_fold_builtin): Update call to fold_builtin. Call
3869 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
3870 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
3871 simplify_builtin_strncpy respectively.
3872 * fold-const.c (fold): Update call to fold_builtin.
3874 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
3876 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
3879 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
3880 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
3881 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
3882 * calls.c: Remove ifdefs of macros above.
3883 * functions.c: Likewise.
3886 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3888 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
3889 (arch attribute): Delete.
3890 (current_function_calls_alloca attribute): Rename into calls_alloca.
3891 (calls_eh_return): New attribute.
3892 (leaf_function): Likewise.
3893 (length attribute): Fix formula for sibcalls.
3894 (return insn): Correctly compute the 'length' attribute.
3895 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
3897 2004-07-08 Richard Henderson <rth@redhat.com>
3899 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
3900 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
3901 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
3902 * tree-eh.c (lower_eh_constructs_1): Likewise.
3903 * tree-sra.c (sra_walk_modify_expr): Likewise.
3904 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3905 (eliminate_unnecessary_stmts): Likewise.
3906 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3907 * tree-tailcall.c (optimize_tail_call): Likewise.
3908 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
3910 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3911 Jakub Jelinek <jakub@redhat.com>
3913 * config/i386/i386.c (override_options): Enable
3914 SSE prefetches with -mtune, as long as we are
3915 compiling for i686 or higher. All i686 processors
3916 accept SSE prefetches as NOPS, some i586's don't.
3918 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3921 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
3923 2004-07-08 Diego Novillo <dnovillo@redhat.com>
3925 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
3926 the handling of clobbering ASM_EXPRs.
3928 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3931 * config/sparc/sparc.c (function_value): In 64-bit mode,
3932 return the aggregates larger than 16 bytes like unions.
3934 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3937 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
3938 'temp' is zero, generate new pseudos as needed and emit the
3939 sequence of insns in single-assignment form. Resync comments
3941 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
3942 function before reload.
3944 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
3946 * vec.c (vec_assert_fail): Remove duplicate 'function'.
3948 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
3950 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
3951 Allocation is signed.
3952 (VEC_reserve): Return flag, allocation is signed.
3954 2004-07-08 Richard Henderson <rth@redhat.com>
3956 * tree-ssa-ccp.c (fold_stmt): Get type directly from
3957 OBJ_TYPE_REF_OBJECT.
3959 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
3960 Neil Booth <neil@daikokuya.co.uk>
3964 * c-decl.c (finish_struct): Ensure bit-fields are given the
3966 * c-common.c (c_common_signed_or_unsigned_type): For C, require
3967 the precision to match as well as the mode.
3968 * expr.c (reduce_to_bit_field_precision): New function.
3969 (expand_expr_real_1): Reduce expressions of bit-field type to
3971 * langhooks.h (reduce_bit_field_operations): New hook.
3972 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3974 * c-lang.c, objc/objc-lang.c
3975 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
3976 * objc/objc-act.c (check_ivars): Convert types to bit-field types
3978 * tree.c (build_nonstandard_integer_type): New function.
3979 * tree.h (build_nonstandard_integer_type): New prototype.
3980 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
3981 conversions between integer and boolean types as useless.
3983 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3985 * c-common.c (c_common_nodes_and_builtins): Do not
3986 create __builtin_ptrdiff_t and __builtin_size_t.
3988 2004-07-08 Andrew Pinski <apinski@apple.com>
3990 * Makefile.in (libbackend.o): Add -combine to the gcc
3993 2004-07-08 Nick Clifton <nickc@redhat.com>
3995 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
3998 2004-07-08 Richard Henderson <rth@redhat.com>
4000 * except.c (expand_eh_region_start, expand_eh_region_end,
4001 expand_eh_handler, expand_eh_region_end_cleanup,
4002 expand_start_all_catch, expand_start_catch, expand_end_catch,
4003 expand_end_all_catch, expand_eh_region_end_allowed,
4004 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
4005 expand_eh_region_end_fixup): Remove.
4006 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
4007 cleanups, outer_cleanups, label_chain, exception_region.
4008 (struct goto_fixup): Remove stack_level, cleanup_list_list.
4009 (struct label_chain): Remove.
4010 (struct stmt_status): Remove x_stack_block_stack.
4011 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
4012 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
4013 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
4014 end_cleanup_deferral, last_cleanup_this_contour,
4015 containing_blocks_have_cleanups_or_stack_level,
4016 any_pending_cleanups): Remove.
4017 (expand_null_return_1): Take no arguments.
4018 (expand_label, expand_naked_return, expand_return,
4019 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
4020 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
4021 expand_end_case_type): Don't use any of them.
4022 * calls.c (expand_call): Likewise.
4023 * dojump.c (do_jump): Likewise.
4024 * function.c (expand_function_end): Likewise.
4025 * expr.c (store_expr, expand_expr_real_1): Likewise.
4026 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
4027 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
4028 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
4029 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
4030 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
4031 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
4032 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
4033 for WITH_CLEANUP_EXPR.
4034 (gimple_push_cleanup): Likewise.
4035 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
4036 * print-tree.c (print_node): Likewise.
4037 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
4038 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
4039 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
4040 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
4041 (GOTO_SUBROUTINE_EXPR): Remove.
4042 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
4043 (DECL_TOO_LATE): Remove.
4044 * except.h, tree.h: Update decls.
4046 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4048 * explow.c (optimize_save_area_alloca): Do not accept parameters.
4049 * passes.c (rest_of_handle_final): Handle symout.
4050 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
4052 (rest_of_handle_sched): Break out SMS. Remove ifs for
4053 flag_schedule_insns and flag_modulo_sched.
4054 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
4056 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
4057 (rest_of_handle_partition_blocks, rest_of_handle_sms,
4058 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
4059 rest_of_handle_mode_switching, rest_of_handle_jump,
4060 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
4061 rest_of_handle_jump2, rest_of_handle_postreload,
4062 rest_of_handle_flow2, rest_of_clean_state,
4063 rest_of_handle_shorten_branches,
4064 rest_of_handle_prologue_epilogue,
4065 rest_of_handle_branch_target_load_optimize): New.
4066 (rest_of_compilation): Call the above. Remove ggc_collect
4067 calls moved to rest_of_handle_*.
4068 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
4070 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
4071 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
4072 * except.h (set_nothrow_function_flags): Update comment.
4073 * function.c (current_function_nothrow): Remove.
4074 * output.h (current_function_nothrow): Remove.
4075 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
4076 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
4078 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4081 * reorg.c: Revert 2004-06-30 change.
4082 (find_end_label): If HAVE_epilogue and !HAVE_return,
4083 return 0 instead of creating a label at the end of the insn chain.
4084 (optimize_skip): Account for the failure mode of find_end_label.
4085 (fill_simple_delay_slots): Likewise.
4086 (fill_slots_from_thread): Likewise.
4087 (relax_delay_slots): Likewise.
4089 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4091 * tree-flow.h (addressable_vars): Declare.
4092 * tree-ssa-alias.c (addressable_vars): Define.
4093 (setup_pointers_and_addressables): Add addressable variables
4094 to addressable_vars.
4095 * tree-ssa-operands.c (get_stmt_operands): Move
4096 handling of ASM_EXPRs ...
4097 (get_asm_expr_operands): ... here.
4098 When the ASM_EXPR clobbers memory, also clobber addressable
4100 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
4101 (delete_tree_ssa): Reset addressable_vars.
4103 2004-07-07 Jan Beulich <jbeulich@novell.com>
4104 Richard Henderson <rth@redhat.com>
4106 * varasm.c (assemble_variable): Use assemble_zeros for
4107 zero-initialized variables.
4108 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
4109 for SECCAT_BSS and SECCAT_TBSS.
4111 2004-07-07 Jan Beulich <jbeulich@novell.com>
4113 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
4115 * expmed.c (emit_store_flag): Also special-case double-word
4116 (in-)equality comparison against -1.
4118 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
4119 passing arguments the containers for which are registers.
4121 * calls.c (emit_library_call_value_1): Use mode of function parameter
4122 rather than that of argument since constants have none.
4124 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4126 Introduce H8SX support.
4127 * expr.c (expand_strcpy): Renamed and moved to...
4128 * builtins.c (expand_movstr): ... here. Tweak.
4129 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
4130 computed or has side effects.
4131 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
4132 unused, or if mempcpy fails. Adjust the return value in the
4133 latter case. Use movstr if everything else fails.
4134 * doc/md.texi (movstr): Document.
4135 (movmemM, clrmemM): Fix explanation of memory block operands.
4136 * config/h8300/h8300.md (stpcpy): Renamed to...
4137 (movstr): ... this. Adjust.
4138 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4139 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
4140 movmem* and clrstr* to clrmem*.
4141 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
4142 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
4143 GENERAL_REGS, always.
4144 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
4145 getting the stack pointer as addr.
4146 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
4147 from general_operand_dst.
4148 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
4150 (movmd_internal): ... this. Add modes to operands. Disparage `D'
4151 instead of requiring it to match only before reload.
4152 (stpcpy_internal_normal): New, normal-mode variant of...
4153 (stpcpy_internal): ... this. Add modes to operands. Disparage
4154 `D' instead of requiring it to match only before reload.
4155 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
4157 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
4158 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
4160 * config/h8300/h8300.md (attr type): Add call.
4161 (attr can_delay): If type is call, set it no.
4162 (call, call_value): Set type to call.
4163 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
4164 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
4165 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
4166 * tree.c (get_narrower): Don't narrow integral types into
4168 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
4169 frame_size *before* the first use.
4170 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
4172 (peephole2): Don't widen instructions that push SP. Move
4173 decrement of SP to the end of all stm-generating peepholes.
4174 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4175 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
4176 and OR to set it to all ones.
4177 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4178 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
4179 (call, call_value): Set can_delay to "no".
4180 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
4181 * config/h8300/h8300.md (extzv): Make subreg check more robust.
4182 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4183 * config/h8300/h8300.md (*brabit): Remove.
4184 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
4185 zero_extract. Use bit_memory_operand as the predicate for
4186 operand 1 and 'WU' as the constraint. Check the difference
4187 between the base length and the final one when deciding which
4188 type of branch to use.
4189 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4190 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
4191 Use convert_move to extend the result for TARGET_H8300SX. Check
4192 for QImode memory references. Optimize the case where the
4193 destination is a paradoxical subreg.
4194 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4195 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
4196 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
4197 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4198 * config/h8300/h8300.md: Include mova.md
4199 (length_table): Add mova and mova_zero.
4200 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
4201 after all constant addresses for '%R', '%X', '%T' and '%S'.
4202 (h8300_mova_length): New function.
4203 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
4204 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
4205 dependencies for s-config, etc.
4206 * config/h8300/gemova.sh: New file.
4207 * config/h8300/mova.md: Generated.
4208 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
4209 * config/h8300/h8300.c (h8300_bitfield_length): New.
4210 (nibble_operand): Adjust.
4211 (h8300_binary_length): Handle conditional binary op.
4212 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
4213 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
4214 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
4215 and P#<0, unused so far. W and Y are now prefixes to multi-letter
4216 constraints. WU is introduced as a variant of U that requires a
4217 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
4218 * config/h8300/h8300.md (attr type): Added bitbranch.
4219 (attr length_table): Added bitfield and bitbranch.
4220 (attr length): Compute bitbranch length.
4221 (andqi): Separate pattern for H8300SX. Use bfld for loading the
4222 least-significant bit of a byte.
4223 (brabit, brabc, brabs): New.
4224 (insv, extzv): Emit bfst and bfld on H8300SX.
4225 (bfld, bfst, seq, sne): New.
4226 (bstzhireg, cmpstz, bstz, bistz): New.
4227 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
4228 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
4229 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
4230 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
4231 (h8sx_unary_memory_operator): New function.
4232 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
4233 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
4234 * config/h8300/h8300.md: Add peepholes to combine reloads and
4236 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4237 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
4238 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
4239 (and?i, ior?i, xor?i): Likewise.
4240 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4241 * config/h8300/h8300.c: Move enums and prototypes to head of file.
4242 Various whitespace fixes.
4243 (h8300_constant_length): New function, split out from...
4244 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
4245 (h8300_classify_operand): Use IN_RANGE.
4246 (h8300_classify_operand): Use h8300_constant_length.
4247 (h8300_short_move_mem_p): Tighten size check.
4248 (h8sx_mergeable_memrefs_p): Tighten equality check.
4249 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
4250 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
4252 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
4253 * config/h8300/crtn.asm: Likewise.
4254 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
4255 if __H8300SX__ is defined.
4256 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
4257 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
4258 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
4259 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
4260 addresses as mode-dependent.
4261 * config/h8300/h8300.c (print_operand_address): Update call to
4263 (h8300_get_index): Take a mode argument. Rework to fix an
4264 earlier misunderstanding.
4265 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
4266 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
4267 into a register if TARGET_H8300SX.
4268 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
4269 TARGET_H8300SX. Also disable related define_splits.
4270 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
4271 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
4272 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
4273 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4274 * config/h8300/h8300.h (OK_FOR_Z): New macro.
4275 (EXTRA_CONSTRAINT_STR): Check it.
4276 * config/h8300/h8300.c (h8300_classify_operand): Accept null
4278 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
4279 * config/h8300/h8300.md (length_table): Add mov_imm4.
4280 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
4281 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4282 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
4284 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
4285 * config/h8300/h8300.c (h8300_reorg): New function.
4286 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4287 * config/h8300/h8300.md (length): Subtract the length of the
4288 delay slot from (pc) when checking the range of forward branches.
4289 (delay_slot, can_delay): New attributes.
4290 (define_delay): Add bra/s handling.
4291 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
4292 (jump): Add delayed-branch handling.
4293 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
4294 * expr.c (expand_strcpy): New function.
4295 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
4296 (expand_builtin_stpcpy): Likewise.
4297 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
4298 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
4299 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
4300 handling to improve register allocation for -fno-omit-frame-pointer.
4301 (h8sx_split_movmd): Delete, moving er6 handling into...
4302 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
4303 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
4304 (movmd): Add calls to copy_rtx.
4305 (movmd_internal): In the second alternative, allow the initial and
4306 final destination registers to be different . Update the splitter
4307 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
4308 instead of h8sx_split_movmd.
4309 (stpcpy, movsd): New expanders.
4310 (movsd_internal): New define_insn.
4311 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
4312 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
4313 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
4314 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
4315 and DESTINATION_REGS.
4316 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4317 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
4318 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
4319 (h8300_move_ratio): Declare.
4320 (MOVE_RATIO): Use it.
4321 * config/h8300/h8300.c (h8300_move_ratio): New variable.
4322 (h8300_init_once): Initialize it.
4323 (h8300_reg_class_from_letter): New function.
4324 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
4325 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
4326 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
4327 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
4328 (movstrsi, movmd): New expanders.
4329 (movmd_internal): New insn.
4330 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
4331 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
4332 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
4333 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
4334 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
4335 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4336 * config/h8300/h8300.c (nibble_operand): Fix warning.
4337 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
4338 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
4339 (movsf_h8300h): Disable for TARGET_H8300SX.
4340 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4341 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
4342 h8300_stm_parallel and h8300_return_parallel.
4343 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
4344 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
4345 h8300_stm_parallel, h8300_return_parallel): New functions.
4346 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
4347 if TARGET_H8300SX. Use h8300_push_pop.
4348 (h8300_expand_epilogue): Likewise. Try to merge the return insn
4349 and final pop when generating h8sx code. Always emit some form
4351 * config/h8300/h8300.md: Don't enforce register alignment in
4352 stm peepholes if TARGET_H8300SX.
4353 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
4354 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
4355 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
4356 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4357 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
4358 (MULTILIB_DIRNAMES): Add a directory for it.
4359 (MULTILIB_MATCHES): Delete.
4360 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4361 * final.c (walk_alter_subreg): Handle addresses with subregs
4362 inside a ZERO_EXTEND or AND.
4363 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
4364 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
4366 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
4367 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
4368 @(dd,Rn.w) and @(dd,ERn.L).
4369 (h8300_displacement_size): Take the whole address as argument.
4370 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
4371 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4372 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
4373 (h8sx_mergeable_memrefs_p): Declare.
4374 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
4375 (HAVE_PRE_INCREMENT): Likewise.
4376 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
4377 addresses for TARGET_H8300SX,
4378 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
4380 (movb_length_table, movl_length_table): New tables.
4381 (movw_length_table): Define to movb_length_table.
4382 (h8300_displacement_size): New, split out from...
4383 (h8300_classify_address): ...here. Handle pre/post inc/dec.
4384 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
4385 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
4386 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
4387 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
4388 (compute_plussi_length, compute_plussi_cc): Update accordingly.
4389 (h8sx_unary_shift_operator): Get the mode from the operator.
4390 (binary_shift_operator): Likewise.
4391 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
4392 a memory reference, check whether the reference is offsettable.
4393 (length_table): Add movb, movw and movl.
4394 (movqi): Add new h8sx pattern. Don't force one operand to be a
4395 register when generating h8sx code.
4396 (movhi, movsi, movsf): Likewise.
4397 (movstrictqi): Use the length_table attribute.
4398 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
4399 (addqi3): Split into a define_expand and define_insn. Don't accept
4400 memory operands in the expander. Use h8300_operands_match_p to
4401 check for matching operands in the define_insn.
4402 (subqi3, negqi2, one_cmplqi2): Likewise.
4403 (add[hs]i3): Don't accept memory operands in the expander. Likewise
4404 in any patterns that are unused in h8sx code. In the h8sx patterns,
4405 use h8300_operands_match_p to check whether operands match.
4406 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
4407 one_cmpl[hs]i3): Likewise.
4408 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
4410 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
4411 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
4412 (h8300_insn_length_from_table): Add a second parameter.
4413 (output_h8sx_shift): Declare.
4414 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
4415 (EXTRA_CONSTRAINT): Replace with...
4416 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
4417 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
4418 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
4419 and h8sx_binary_shift_operator.
4420 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
4422 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
4423 (bit_memory_operand, fix_bit_operand): Likewise.
4424 (h8300_length_table_for_insn): Remove.
4425 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
4427 (h8300_short_immediate_length, h8300_binary_length): New functions.
4428 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
4429 (output_plussi): Use sub to add negative constants.
4430 (compute_plussi_length): Adjust accordingly.
4431 (h8sx_single_shift_type): New enum.
4432 (h8sx_single_shift, h8sx_unary_shift_operator,
4433 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
4434 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
4435 single h8sx instruction. Return false in this case.
4436 * config/h8300/h8300.md (length_table): Add short_immediate.
4437 (length): Pass the operand array to h8300_insn_length_from_table.
4438 (adjust_length): Assume "no" for insns with a length_table attribute.
4439 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
4440 (*addhi3_h8300hs): Don't use for h8sx.
4441 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
4443 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
4444 1's predicate to nonimmediate_operand. Only skip default expansion
4445 if expand_a_shift or expand_a_rotate returns true. Add new patterns
4446 for single h8sx shift instructions.
4447 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
4448 * config/h8300/h8300.c (nibble_operand): Split out of...
4449 (reg_or_nibble_operand): ... this.
4450 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
4451 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
4452 umulhisi3): Introduce expand, and introduce separate insns for
4453 sign- or zero-extended REG and already-extended CONST_INT.
4454 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
4455 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
4456 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
4457 (subhi3): Likewise. Don't accept immediates for operand 1.
4458 Remove the early clobber from second alternative of the h8300s pattern.
4459 (subsi3): Generalize for h8sx. Force operand 2 into a register
4460 on plain h8300 targets.
4461 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
4462 (subsi3_h8300h): Generalize for h8sx.
4463 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
4464 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
4465 * config/h8300/h8300.c (reg_or_nibble_operand): New.
4466 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4467 (TARGET_H8300SXMUL): New.
4468 (CONST_OK_FOR_P): New.
4469 (CONST_OK_FOR_LETTER_P): Adjust.
4470 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
4471 umulhisi3): Accept 4-bit immediate on H8SX.
4472 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
4473 (udivsi3, divhi3, udivsi3, divsi3): New.
4474 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
4475 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
4476 * config/h8300/h8300.h (OK_FOR_Q): New macro.
4477 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
4478 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
4479 Add ADDRESSOF to the bit_operand entry.
4480 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
4481 (h8300_src_operand): Likewise.
4482 (bit_operand): Check nonimmediate_operand rather than general_operand.
4483 Accept any nonimmediate_operand in h8sx code.
4484 (h8300_and_costs): Initialize operands[1].
4485 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
4486 (h8300_operand_class): New enum.
4487 (h8300_length_table): New typedef.
4488 (addb_length_table, addw_length_table, addl_length_table,
4489 logicl_length_table): New tables.
4490 (logicb_length_table, logicw_length_table): New macros.
4491 (h8300_classify_operand, h8300_length_from_table,
4492 h8300_length_table_for_insn, h8300_unary_length,
4493 h8300_insn_length_from_table): New functions.
4494 (output_plussi): Only use adds and subs for register destinations.
4495 Disable redundant clause.
4496 (compute_plussi_cc): Likewise.
4497 (compute_plussi_length): Likewise. Use h8300_length_from_table
4498 to work out the length of an insn.
4499 (output_logical_op): Only use narrower immediate instructions
4500 if the destination is a register.
4501 (compute_logical_op_cc): Likewise.
4502 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
4503 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
4504 * config/h8300/h8300.md (length_table): New attribute.
4505 (length): When an instruction has a length_table attribute, use
4506 h8300_insn_length_from_table to calculate its default length.
4507 (cmpqi): Use h8300_dst_operand for the first operand and
4508 h8300_src_operand for the second.
4509 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
4510 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
4511 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
4512 iorsi3, xorhi3, xorsi3): Likewise.
4513 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
4514 so that it allows any combination of operands for TARGET_H8300SX.
4515 (iorqi3, xorqi3): Likewise.
4516 (cmpqi): Use the length_table attribute.
4517 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
4518 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4519 (cmpqi): Add 'Q' constraint.
4520 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
4521 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4522 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
4523 * config/h8300/h8300.h (MASK_H8300SX): New macro.
4524 (TARGET_H8300S): True for both -ms and -msx.
4525 (TARGET_H8300SX): New macro.
4526 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
4527 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
4528 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
4529 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
4531 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
4532 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
4533 16-bit pointers and 32-bit ints.
4534 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
4535 CONST_DOUBLE with mode no wider than SImode.
4536 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
4538 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
4539 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
4541 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4542 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
4543 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
4545 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4547 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
4549 2004-07-07 Per Bothner <per@bothner.com>
4551 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
4553 2004-07-07 Mike Stump <mrs@apple.com>
4555 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
4556 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
4557 (machopic_finish): Likewise.
4559 2004-07-07 Richard Henderson <rth@redhat.com>
4561 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
4562 through any value-preserving cast.
4564 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4566 * function.c (assign_parm_find_data_types): Call
4567 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
4569 2004-07-07 Steven Bosscher <stevenb@suse.de>
4571 * tree-cfg.c (group_case_labels): Remove case labels that have
4572 the same target as the default case.
4574 2004-07-07 Steven Bosscher <stevenb@suse.de>
4576 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
4577 regardless of DECL_LANG_SPECIFIC being present or not.
4578 * tree.h (DECL_NUM_STMTS): Purge.
4580 2004-07-07 Andrew Pinski <apinski@apple.com>
4582 * configure: Regenerate with the right autoconf.
4584 2004-07-07 David Edelsohn <edelsohn@gnu.org>
4586 * ifcvt.c (total_bb_rtx_cost): New function.
4587 (find_if_case_1): Compare rtx_cost of basic block to cost of
4589 (find_if_case_2): Same.
4591 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4594 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
4595 (output_return): Likewise.
4596 (output_sibcall): Abort if !flag_delayed_branch.
4597 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
4598 (emit_and_preserve): New function.
4599 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
4600 indirect jump to the thunked-to function if !flag_delayed_branch.
4601 * config/sparc/sparc.md (delayed_branch): New attribute.
4602 (load_pcrel_sym): Honor flag_delayed_branch. Use above
4603 attribute to compute the length of the insn.
4604 (goto_handler_and_restore): Likewise.
4606 2004-07-07 Andrew Pinski <apinski@apple.com>
4608 PR tree-optimization/15777
4609 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
4611 * expr.c (expand_expr_real_1): Fix formating.
4612 BUFFER_REF and IN_EXPR are dead.
4613 * fold-const.c (non_lvalue): BUFFER_REF is dead.
4614 * tree-inline.c (estimate_num_insns_1): Likewise.
4615 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
4616 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
4617 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
4619 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
4621 * collect2.c (dump_file): Don't call cplus_demangle if
4622 HAVE_LD_DEMANGLE is defined.
4623 (main): Pass "--demangle" to ld if no_demangle is not 0 and
4624 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
4625 if HAVE_LD_DEMANGLE is defined.
4627 * configure.ac (--with-demangler-in-ld): Added
4628 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
4629 --with-demangler-in-ld is used.
4630 * config.in: Regenerated.
4631 * configure: Likewise.
4633 2004-07-07 Roger Sayle <roger@eyesopen.com>
4635 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
4636 for simple floating point operations "fp", double precision
4637 multiplication "dmul", and single and double precision division
4638 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
4639 (ppc630_cost): New table split from ppc620_cost, to distinguish
4640 differences in floating point latencies.
4641 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
4642 (rs6000_rtx_costs): Add support for single and double precision
4643 floating point addition, subtraction, multiplication, division,
4644 fused-multiply-add, fused-multiply-sub, negation, absolute value
4645 and negative absolute value. Tweak MEM case to use prefered idiom.
4647 2004-07-07 Richard Henderson <rth@redhat.com>
4649 * tree-flow-inline.h (may_propagate_copy): Move...
4650 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
4651 attempt to copy between types requiring conversion.
4652 * tree-flow.h (may_propagate_copy): Update decl.
4653 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
4655 2004-07-07 Jakub Jelinek <jakub@redhat.com>
4657 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
4658 from -mtune= option.
4660 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4662 * builtins.c: Rename movstr*, except for movstrict*, to
4663 movmem* and clrstr* to clrmem*.
4666 * genopinit.c: Likewise.
4667 * integrate.c: Likewise.
4668 * local-alloc.c: Likewise.
4669 * optabs.c: Likewise.
4670 * optabs.h: Likewise.
4671 * config/alpha/alpha.h: Likewise.
4672 * config/alpha/alpha.md: Likewise.
4673 * config/arm/arm-protos.h: Likewise.
4674 * config/arm/arm.c: Likewise.
4675 * config/arm/arm.md: Likewise.
4676 * config/avr/avr.md: Likewise.
4677 * config/c4x/c4x.c: Likewise.
4678 * config/c4x/c4x.md: Likewise.
4679 * config/frv/frv.md: Likewise.
4680 * config/i386/i386-protos.h: Likewise.
4681 * config/i386/i386.c: Likewise.
4682 * config/i386/i386.h: Likewise.
4683 * config/i386/i386.md: Likewise.
4684 * config/i860/i860.c: Likewise.
4685 * config/i860/i860.md: Likewise.
4686 * config/ip2k/ip2k.md: Likewise.
4687 * config/ip2k/libgcc.S: Likewise.
4688 * config/ip2k/t-ip2k: Likewise.
4689 * config/m32r/m32r.c: Likewise.
4690 * config/m32r/m32r.md: Likewise.
4691 * config/mcore/mcore.md: Likewise.
4692 * config/mips/mips.c: Likewise.
4693 * config/mips/mips.md: Likewise.
4694 * config/ns32k/ns32k.c: Likewise.
4695 * config/ns32k/ns32k.h: Likewise.
4696 * config/ns32k/ns32k.md: Likewise.
4697 * config/pa/pa.c: Likewise.
4698 * config/pa/pa.md: Likewise.
4699 * config/pdp11/pdp11.h: Likewise.
4700 * config/pdp11/pdp11.md: Likewise.
4701 * config/rs6000/rs6000.c: Likewise.
4702 * config/rs6000/rs6000.md: Likewise.
4703 * config/s390/s390-protos.h: Likewise.
4704 * config/s390/s390.c: Likewise.
4705 * config/s390/s390.md: Likewise.
4706 * config/sh/lib1funcs.asm: Likewise.
4707 * config/sh/sh.c: Likewise.
4708 * config/sh/sh.md: Likewise.
4709 * config/sh/t-sh: Likewise.
4710 * config/sparc/sparc.h: Likewise.
4711 * config/vax/vax.md: Likewise.
4712 * config/xtensa/xtensa.c: Likewise.
4713 * config/xtensa/xtensa.md: Likewise.
4714 * doc/invoke.texi: Likewise.
4715 * doc/md.texi: Likewise.
4716 * doc/rtl.texi: Likewise.
4718 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
4721 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
4722 * config/mips/mips.c (mips_declare_common_object): New function,
4723 mostly split out from...
4724 (mips_output_aligned_decl_common): ...here.
4725 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
4726 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
4727 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
4728 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
4730 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4733 * function.c (assign_parms): Fix typo from previous change.
4735 2004-07-07 Jason Merrill <jason@redhat.com>
4738 * doc/extend.texi (C++ Interface): Correct information and
4741 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
4746 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
4749 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4752 * config/m32r/m32r.c (m32r_function_symbol): New function:
4753 Generate a symbol name RTX with the correct m32r specific flags
4755 (block_move_call): Use new function to generate correct symbol.
4756 * config/m32r/m32r-protos.h: Add prototype for new funcion.
4757 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
4760 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4762 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
4763 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
4764 TYPE_BINFO_BASETYPE): Remove.
4765 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
4767 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
4769 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
4770 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
4771 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
4772 (struct tree_binfo): Rename base_types to base_binfos.
4773 * alias.c (record_component_aliases): Adjust BINFO macros.
4774 * dbxout.c (dbxout_type): Likewise.
4775 * dwarf2out.c (gen_member_die): Likewise.
4776 * sdbout.c (sdbout_one_type): Likewise.
4777 * tree-dump.c (deque_and_dump): Likewise.
4778 * config/i386/i386.c (classify_argument,
4779 contains_128bit_aligned_vector_p): Likewise.
4781 2004-07-07 Nick Clifton <nickc@redhat.com>
4783 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
4784 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
4786 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4788 * vec.h: Fix the example use.
4790 2004-07-06 Richard Henderson <rth@redhat.com>
4792 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
4793 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
4794 * tree-inline.c (copy_body_r, setup_one_parameter,
4795 initialize_inlined_parameters, expand_call_inline,
4796 declare_inline_vars): Don't check it.
4797 (expand_calls_inline): Remove old version, rename new version
4798 from gimple_expand_calls_inline.
4799 * tree-optimize.c (execute_gimple): Remove.
4800 (pass_gimple): Don't run anything.
4802 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4804 * doc/sourcebuild.texi: Use semicolons instead of commas in
4807 2004-07-06 Richard Henderson <rth@redhat.com>
4809 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
4810 (sra_walk_modify_expr, scan_init): Likewise.
4811 (generate_element_zero): Check visited before scanning children.
4812 (generate_element_init): Set visited on error.
4813 (scalarize_init): Handle generate_element_init failure similar
4816 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4818 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
4819 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
4821 2004-07-06 Richard Henderson <rth@redhat.com>
4823 * config/i386/i386.c (legitimize_pic_address): Make static.
4824 (legitimize_address): Handle CONST with TLS operand.
4825 (ix86_expand_move): Don't call legitimize_pic_address directly.
4826 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
4828 2004-07-06 Roger Sayle <roger@eyesopen.com>
4830 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
4831 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
4832 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
4833 is currently executed unconditionally, i.e. not in "else_bb".
4835 2004-07-06 Steven Bosscher <stevenb@suse.de>
4837 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
4838 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4839 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
4840 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4841 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
4842 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4843 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
4844 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4845 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
4846 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4847 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
4848 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4849 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
4850 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4851 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
4852 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4854 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4856 * dojump.c (do_jump): REFERENCE_EXPR is dead.
4857 * expr.c (expand_expr_real_1): Ditto.
4858 * tree-inline.c (estimate_num_insns_1): Ditto.
4859 * tree-pretty-print.c (dump_generic_node): Ditto.
4863 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4865 * tree-ssa-pre.c (reference_node_pool): New pool.
4866 (find_or_generate_expression): Class 'r' is okay too.
4867 (create_value_expr_from): Ditto.
4868 (add_to_sets): LHS should not include vuses.
4870 (compute_avail): Reverse ordering of tests.
4871 Valuize INDIRECT_REF as well.
4873 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
4875 PR rtl-optimization/16380
4876 * loop.c (check_dbra_loop): Sink comparison instructions if they
4877 do something other than set cc0.
4879 2004-07-06 James E Wilson <wilson@specifixinc.com>
4881 * doc/interface.texi (longjmp and automatic variables): Delete
4882 paragraph recommending taking the address of a variable.
4884 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4886 * vec.h (VEC_embedded_alloc): Remove.
4887 (VEC_embedded_size, VEC_embedded_init): New.
4888 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
4890 (VEC_truncate): New.
4891 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
4892 (vec_embedded_alloc): Remove.
4893 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
4894 (vec_embedded_alloc): Remove.
4896 2004-07-06 Mark Mitchell <mark@codesourcery.com>
4898 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
4899 (gt-langhooks.h): Remove.
4901 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
4903 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
4905 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4907 * config/sparc/sparc.c (get_pc_symbol): Rename into
4908 add_pc_to_pic_symbol.
4909 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
4910 (load_pic_register): Account for previous changes.
4911 Use reg_names. Don't create the label twice.
4912 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
4913 UNSPEC_LOAD_PCREL_SYM.
4914 (get_pc): Rename into load_pcrel_sym. Add predicate to
4915 operands. Remove condition.
4917 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4919 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
4920 RECORD, UNION & QUAL_UNION is actually a binfo.
4922 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
4923 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
4924 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
4925 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
4926 * dwarf2out.c (add_data_member_location_attribute): Likewise.
4927 (gen_inheritance_die): Likewise.
4928 * tree-dump.c (deque_and_dump): Likewise.
4929 * doc/c-tree.texi (Binfos): Add under reconstruction note.
4931 2004-07-06 Steven Bosscher <stevenb@suse.de>
4933 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
4935 * config/mcore/mcore.md: Model memory latency with a simple DFA
4936 pipeline description instead of a define_function_unit.
4938 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4940 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
4941 * langhooks.h (var_mod_type_p): Likewise.
4942 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
4943 * expr.c (count_type_elements): Properly handle return from
4944 array_type_nelts and properly test for overflow.
4945 * gimplify.c (gimplify_init_constructor): Properly handle return
4946 from array_type_nelts.
4947 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
4948 * integrate.c (copy_decl_for_inlining): Correct comments.
4949 * tree-inline.c (remap_decl): Update comments, remove dead code,
4950 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
4951 (remap_type): Only remap if variably modified by vars in function
4953 (copy_body_r): Use compatible_type langhooks to see when can fold.
4954 (setup_one_parameter): Don't remap type.
4955 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
4956 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
4957 compute TREE_INVARIANT for decl case.
4958 (find_var_from_fn): New function.
4959 (variably_modified_type_p): Add arg and call new function.
4960 * tree.h (variably_modified_type_p): Add extra arg.
4962 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4964 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
4965 (goto_handler_and_restore_v9): Delete disabled insn.
4966 (goto_handler_and_restore_v9_sp64): Likewise.
4968 2004-07-05 Roger Sayle <roger@eyesopen.com>
4970 * calls.c (load_register_parameters): Call expand_shift instead
4971 of expand_binop with ashl_optab (or other shift optab) directly.
4972 * expr.c (emit_group_load, emit_group_store): Likewise.
4973 * function.c (assign_parm_setup_block): Likewise.
4974 * stmt.c (shift_return_value): Likewise.
4976 2004-07-05 Jakub Jelinek <jakub@redhat.com>
4978 * expr.c (expand_assignment): Disable the bitfield += optimizations.
4980 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4982 * doc/sourcebuild.texi: Revert previous patch.
4984 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4986 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
4987 TARGET_MEM_FUNCTIONS.
4988 * system.h: Poison TARGET_MEM_FUNCTIONS.
4989 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
4990 bcmp_libfunc, bzero_libfunc): Remove.
4991 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
4993 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
4994 * doc/standards.texi: Don't mention calling BSD string functions.
4995 * doc/invoke.texi: Likewise. Mention that memmove may be called.
4996 * config/vax/t-memfuncs: New.
4997 * config/memcmp.c, config/memcpy.c, config/memmove.c,
4998 config/memset.c: New.
4999 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
5000 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
5002 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
5003 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
5004 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
5005 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
5006 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
5007 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
5008 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
5009 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
5010 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
5011 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
5013 2004-07-05 Richard Henderson <rth@redhat.com>
5015 * function.c (assign_parm_setup_reg): Properly rename variables in
5016 FUNCTION_ARG_CALLEE_COPIES section.
5018 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5020 * tree-mudflap.c: Include cgraph.h.
5021 (mf_init_extern_trees): Rename to mudflap_init. Export.
5022 Rewrite to create synthetic declarations instead of looking
5023 up declarations from mf-runtime.h.
5024 (mf_make_builtin, mf_make_cache_struct_type): New functions.
5025 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
5027 (execute_mudflap_function_decls, mudflap_register_call):
5028 Don't call mf_init_extern_trees.
5029 (mudflap_finish_file): Use cgraph_build_static_cdtor.
5031 * tree-mudflap.h: Update prototypes.
5032 * c-mudflap.c: Delete file.
5033 * c-common.c: Include tree-mudflap.h.
5034 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
5035 * Makefile.in: Remove all references to c-mudflap.o.
5036 Update dependencies.
5038 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5040 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
5041 displacements with the spatial-locality cache-control completer.
5043 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5045 * langhooks.c: Don't include gt-langhooks.h.
5046 (var_labelno): Delete.
5047 (lhd_set_decl_assembler_name): Do not append a distinguishing
5048 number to file-scope internal-linkage declarations for the first
5049 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
5050 the declaration itself (if at block scope), or its containing
5051 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
5054 * opts.c (cur_in_fname): New global.
5055 * opts.h: Declare it.
5056 * tree.c: Include opts.h.
5057 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
5058 DECL_UID equal to cur_in_fname.
5059 (copy_node_stat): Do not change DECL_UID when copying a
5060 TRANSLATION_UNIT_DECL.
5061 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
5062 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
5064 * c-decl.c (c_static_assembler_name): Delete.
5065 * c-tree.h (c_static_assembler_name): Delete prototype.
5066 * c-lang.c, objc/objc-lang.c: Don't override
5067 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
5069 * Makefile.in (tree.o): Update dependencies.
5070 (GTFILES): Remove langhooks.c.
5072 2004-07-05 Roger Sayle <roger@eyesopen.com>
5074 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
5075 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
5076 Normalize "X % C" as "X % -C" for signed modulus and negative C.
5077 Optimize "X % -Y" as "X % Y" for signed modulus.
5078 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
5079 into "((unsigned) X % Y) == 0".
5081 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5083 * sourcebuild.texi (Config Fragments): Use @comma{} in
5084 cross-reference to section title.
5086 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5088 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
5089 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
5090 (gimplify_target_expr, gimplify_expr): Likewise.
5091 (copy_if_shared_r): No longer need special case for BIND_EXPR.
5092 (unshare_body, unvisit_body): Only look at nested if BODY_P is
5094 (gimplify_compound_lval): See if we can strip any useless conversion.
5095 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
5097 (gimplify_modify_expr_to_memset): Likewise.
5098 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
5099 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
5100 (declare_inline_vars): Likewise.
5101 (walk_type_fields): New function.
5102 (walk_tree): Use it.
5103 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
5105 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
5106 (sra_walk_modify_expr): Allow init function to fail.
5107 (scan_init): Now returns bool.
5108 (generate_element_init): If can't understand INIT, return false.
5109 (scalarize_init): Return false if generate_element_init does.
5111 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
5114 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
5115 bounds if bounds aren't constant.
5117 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
5119 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
5120 to type hooks; remove bogus PARAMS.
5122 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
5124 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
5125 * dwarf2out.c (add_data_member_location_attribute): Check for
5127 * tree.c (tree_node_kinds): Add "binfos".
5128 (binfo_lang_slots): New.
5129 (make_node_stat): Add TREE_BINFO.
5130 (make_tree_binfo_stat): New.
5131 (tree_node_structure): Add TREE_BINFO.
5132 * tree.def (TREE_BINFO): New.
5133 * tree.h (REC_OR_UNION_CHECK): Rename to ...
5134 (RECORD_OR_UNION_CHECK): ... here.
5135 (NOT_RECORD_OR_UNION_CHECK): New.
5136 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
5137 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
5138 RECORD_OR_UNION_CHECK.
5139 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
5140 (TYPE_LANG_SLOT_1): New.
5141 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
5142 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
5143 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
5144 (BINFO_ELTS): Remove.
5145 (BINFO_LANG_SLOT): New.
5146 (struct tree_binfo): New.
5147 (binfo_lang_slots): Declare.
5148 (enum tree_node_structure_enum): Add TS_BINFO.
5149 (union tree_node): Add binfo.
5150 (make_tree_binfo_stat): Declare.
5151 (make_tree_binfo): New.
5152 (enum tree_node_kind): Add binfo_kind.
5154 * objc/objc-act.c (start_class, objc_declare_protocols,
5155 start_protocols): Use TYPE_LANG_SLOT_1.
5156 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
5158 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
5159 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
5160 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
5161 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
5163 2004-07-05 Steven Bosscher <stevenb@suse.de>
5165 * rtl.h (struct rtx_def): Remove the integrated flag.
5166 Use the return_val flag for MEM_SCALAR_P.
5167 Reshuffle and update flags in CLEAR_RTX_FLAGS.
5169 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
5172 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
5173 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
5176 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
5178 * var-tracking.c: Fix some comments.
5179 (frame_stack_adjust): New.
5180 (vt_stack_adjustments): Init stack_adjust of entry block to
5181 minus stack adjustment of function prologue.
5182 (adjust_stack_reference): Do not adjust if adjustment == 0.
5183 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
5184 (emit_notes_in_bb): Likewise.
5185 (vt_add_function_parameters): Do not adjust locations of
5187 (vt_initialize): Compute the stack adjustment of function
5188 prologue and offset the initial "location" of frame_base_decl
5189 from the stack pointer after prologue.
5191 2004-07-04 Richard Henderson <rth@redhat.com>
5193 * function.c (struct assign_parm_data_all): New.
5194 (struct assign_parm_data_one): New.
5195 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
5196 assign_parm_find_data_types, assign_parms_setup_varargs,
5197 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
5198 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
5199 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
5200 assign_parm_setup_block, assign_parm_setup_reg,
5201 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
5202 (assign_parms): ... here.
5204 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
5206 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
5207 now are bitmap_set_t's.
5208 (bitmap_insert_into_set): No point in inserting the value if
5210 (bitmap_set_contains): New function.
5211 (bitmap_set_replace_value): Add comment on why we do it
5213 (set_contains): Removed.
5214 (bitmap_set_subtract_from_value_set): New name of
5215 set_subtract now that it's arguments are two different
5218 (bitmap_find_leader): Change algorithm used.
5219 (find_or_generate_expression): Update use of functions for new
5221 (create_expression_by_pieces): Ditto.
5222 (insert_aux): Ditto.
5224 (add_to_sets): Ditto.
5226 (execute_pre): Ditto.
5227 (compute_avail): Ditto.
5228 Also ignore virtual phis.
5230 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5232 * combine.c (simplify_comparison): Fix comment typo.
5234 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5236 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
5237 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
5238 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
5239 (output_restore): Change parameter from 'insn' to 'pat'.
5240 (output_return): Adjust call to output_restore.
5241 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
5242 Adjust call to output_restore.
5244 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5246 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
5247 and assert system is bsd.
5249 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5251 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
5252 (TARGET_SWITCHES): Remove -mdebugc.
5253 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
5254 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
5255 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
5256 (sle_[sd]i_reg): Delete.
5258 2004-07-04 Steven Bosscher <stevenb@suse.de>
5260 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5262 * config/iq2000/iq2000.md: Translate old pipeline description to an
5265 2004-07-04 Roger Sayle <roger@eyesopen.com>
5267 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
5268 Ensure the replacement rhs is valid gimple before performing
5269 the substitution. Return false if these sanity checks fail.
5270 (fold_stmt): Only set changed to true, if set_rhs returns true.
5271 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
5274 2004-07-04 Richard Henderson <rth@redhat.com>
5277 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
5279 2004-07-04 Mark Mitchell <mark@codesourcery.com>
5281 * configure.ac (ranlib_flags): New variable.
5282 * Makefile.in (RANLIB_FLAGS): New variable.
5283 (libbackend.a): Use it.
5284 * configure: Regenerated.
5286 2004-07-04 Roger Sayle <roger@eyesopen.com>
5288 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
5289 a "sign mask" instead of using ashr_optab directly.
5291 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5293 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
5294 * doc/cppopts.texi: Clarify processing of command-line defines.
5296 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
5298 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
5300 2004-07-04 Richard Henderson <rth@redhat.com>
5302 * rtl.def (ADDRESSOF): Remove.
5303 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
5304 (find_base_term, memrefs_conflict_p): Likewise.
5305 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
5306 (fold_rtx, cse_insn, set_live_p): Likewise.
5307 * dwarf2out.c (mem_loc_descriptor): Likewise.
5308 (add_location_or_const_value_attribute): Likewise.
5309 * emit-rtl.c (copy_insn_1): Likewise.
5310 * explow.c (memory_address): Likewise.
5311 * expmed.c (store_split_bit_field): Likewise.
5312 * expr.c (expand_expr_real_1): Likewise.
5313 * function.c (instantiate_decl
5314 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
5315 * genrecog.c (preds, validate_pattern): Likewise.
5316 * integrate.c (copy_rtx_and_substitute): Likewise.
5317 * recog.c (general_operand, register_operand): Likewise.
5318 (memory_address_p): Likwise.
5319 * reload1.c (eliminate_regs, elimination_effects): Likewise.
5320 * rtl.c (copy_rtx): Likewise.
5321 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
5322 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
5323 * rtlhooks.c (gen_lowpart_general): Likewise.
5324 * stmt.c (expand_asm_operands): Likewise.
5325 * web.c (entry_register, replace_ref, web_main): Likewise.
5326 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
5327 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
5328 * config/arm/arm.c (thumb_rtx_costs): Likewise.
5329 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
5330 * config/frv/frv.c (move_destination_operand, move_source_operand,
5331 condexec_dest_operand, condexec_source_operand,
5332 condexec_memory_operand): Likewise.
5333 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
5334 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
5335 (destination_xfmode_operand): Likewise.
5336 * config/mips/mips.h (PREDICATE_CODES): Likewise.
5337 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
5338 * config/s390/s390.c (general_s_operand): Likewise.
5339 * config/s390/s390.md (mov*): Likewise.
5340 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
5342 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
5343 * expr.c (expand_expr_real_1): Likewise.
5344 * stmt.c (expand_decl): Likewise.
5345 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5347 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
5348 postponed_insns, put_var_into_stack, put_reg_into_stack,
5349 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
5350 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
5351 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
5352 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
5353 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
5354 purge_bitfield_addressof_replacements, purge_addressof_replacements,
5355 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
5356 struct insns_for_mem_walk_info, insns_for_mem_walk,
5357 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
5358 setjmp_protect_args): Remove.
5359 (push_function_context_to): Don't handle var_refs_queue.
5360 (pop_function_context_from, free_after_compilation): Likewise.
5361 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
5362 (assign_parms, allocate_struct_function): Likewise.
5363 (use_register_for_decl): New.
5364 (expand_function_end): Don't setjmp_protect.
5365 * function.h (struct emit_status): Update commentary.
5366 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
5367 (max_parm_reg, parm_reg_stack_loc): Remove.
5368 * passes.c (DFI_addressof): Remove.
5369 (dump_file_info): Remove addressof.
5370 (rest_of_handle_addressof): Remove.
5371 (rest_of_compilation): Don't call it.
5372 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
5373 * stmt.c (expand_decl): Use use_register_for_decl.
5374 * tree.h: Update decls.
5375 * web.c (mark_addressof): Remove.
5376 * doc/invoke.texi (-dF): Remove.
5378 2004-07-03 Richard Henderson <rth@redhat.com>
5380 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
5381 instead of gen_mem_addressof.
5382 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
5383 TImode output register.
5385 2004-07-03 Richard Henderson <rth@redhat.com>
5387 PR tree-optimization/16341
5388 * tree-sra.c (sra_walk_function): Increment to next stmt before
5389 processing the current stmt.
5390 (sra_insert_after): Always use BSI_SAME_STMT.
5392 2004-07-03 Richard Henderson <rth@redhat.com>
5394 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
5397 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5399 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
5400 with tree_int_cst_equal.
5402 2004-07-03 Andreas Schwab <schwab@suse.de>
5404 * config/ia64/ia64.md: Define new attribute "empty".
5405 (prologue_use, nop_x, insn_group_barrier): Set it.
5407 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
5408 skip over "empty" insns.
5410 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5412 * tree-inline.c (initialize_inlined_parameters): Pass proper function
5413 context to gimplify_body.
5414 (walk_tree): Don't walk into types twice.
5415 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
5417 * tree-sra.c (generate_element_init): Remove any useless conversions.
5419 * gimplify.c (gimplify_conversion): Remove stripping useless
5420 conversions from here.
5421 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
5422 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
5423 Unshare before substituting PLACEHOLDER_EXPR.
5424 (gimplify_modify_expr_to_memset): Likewise.
5425 Pass address of TO to memset, not TO itself.
5426 (gimplify_init_constructor): Make copy of OBJECT so we have it each
5427 time we make an expression (to match a PLACEHOLDER_EXPR).
5429 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
5430 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5431 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
5432 * tree-ssa-dom.c (local_fold): Likewise.
5434 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
5435 * langhooks.h (strct lang_hooks): New field type_max_size.
5436 * function.c (assign_temp): Call it.
5438 2004-07-03 Steven Bosscher <stevenb@suse.de>
5440 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
5441 * config/sh/sh.md: Convert the SH1 pipeline description to
5444 2004-07-02 Zack Weinberg <zack@codesourcery.com>
5446 * c-decl.c (struct c_binding): Remove contour field; add
5447 depth, invisible, nested fields.
5448 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
5449 (B_IN_EXTERNAL_SCOPE): New convenience macros.
5450 (bind): Add invisible and nested arguments. Initialize
5451 new fields of struct c_binding; adjust loop scanning for
5453 (free_binding_and_advance): Clear structure with memset.
5454 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
5455 in file scope, even if it's in external scope too.
5456 (pushdecl): Adjust to match. Create invisible file-scope
5457 declarations for block-scope forward declarations of static functions.
5458 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
5459 (undeclared_variable, lookup_label, declare_label, define_label)
5460 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
5461 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
5462 (store_parm_decls_oldstyle): Adjust to match.
5463 (diagnose_mismatched_decls): Correct handling of linkage clashes.
5464 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
5466 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
5467 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
5469 2004-07-02 Richard Henderson <rth@redhat.com>
5471 * c-decl.c (grokdeclarator): Don't frob current_function_decl
5472 around variable_size.
5473 (set_decl_nonlocal): Remove.
5474 (store_parm_decls): Add stmts for pending sizes.
5475 * calls.c (calls_function, calls_function_1): Remove.
5476 (precompute_arguments): Don't call it.
5477 * cfgexpand.c (set_save_expr_context): Remove.
5478 (tree_expand_cfg): Don't call it.
5479 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
5480 (dwarf2out_finish): Likewise.
5481 * expr.c (emit_block_move): Adjust addresses to BLKmode.
5482 (store_constructor): Don't pre-evaluate SAVE_EXPR.
5483 (safe_from_p): Don't queue SAVE_EXPRs.
5484 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
5485 or build plain VAR_DECLs.
5486 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
5488 (fold_checksum_tree): Don't special-case SAVE_EXPR.
5489 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
5490 (put_var_into_stack): Don't handle SAVE_EXPR.
5491 (gen_mem_addressof): Likewise.
5492 * function.h (struct function): Remove x_save_expr_regs.
5493 (save_expr_regs): Remove.
5494 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
5495 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
5496 * stor-layout.c (variable_size): Don't set it.
5497 (force_type_save_exprs, force_type_save_exprs_1): Remove.
5498 * tree-inline.c (remap_save_expr): Remove fn argument. Update
5499 all callers. Don't set SAVE_EXPR_CONTEXT.
5500 * tree-inline.h (remap_save_expr): Update decl.
5501 * tree.c (save_expr): Update build size.
5502 (first_rtl_op): Don't handle SAVE_EXPR.
5503 (unsave_expr_1, contains_placeholder_p): Likewise.
5504 (decl_function_context): Likewise.
5505 * tree.def (SAVE_EXPR): Remove args 1 and 2.
5506 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
5507 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
5509 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5511 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
5512 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
5513 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
5514 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
5515 some first-person references and patronizing comments. Based on
5517 * doc/invoke.texi: Don't reference fortran@gnu.org.
5518 * doc/trouble.texi (Warning when a non-void function value is
5519 ignored): Rewrite. From Russ Allbery and Chris Devers.
5521 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
5523 * tree-ssa-pre.c (bitmap_set_t): New.
5524 (bb_value_sets): avail_out is now a bitmap_set_t.
5525 (bitmap_find_leader): New function.
5526 (bitmap_value_insert_into_set): Ditto.
5527 (bitmap_set_copy): Ditto.
5528 (bitmap_value_replace_in_set): Ditto.
5529 (bitmap_set_contains_value): Ditto.
5530 (bitmap_set_new): Ditto.
5531 (bitmap_set_pool): New pool.
5532 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
5533 (insert_aux): Ditto.
5534 (add_to_sets): Ditto.
5535 (compute_avail): Ditto
5539 (execute_pre): Ditto.
5541 2004-07-02 Roger Sayle <roger@eyesopen.com>
5543 * config/rs6000/rs6000.c (struct processor_costs): New structure
5544 used to hold instruction latencies/sizes for processor types.
5545 (rs6000_cost): New global variable pointing to current CPU's costs.
5546 (rs6000_override_options): Initialize rs6000_cost to point to the
5547 appropriate cost table based upon rs6000_cpu and optimize_size.
5548 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
5551 2004-07-02 Richard Henderson <rth@redhat.com>
5553 * expmed.c (make_tree): Don't use SET_DECL_RTL.
5555 2004-07-02 Steven Bosscher <stevenb@suse.de>
5557 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
5559 2004-07-01 Richard Henderson <rth@redhat.com>
5561 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
5562 (alpha_gp_save_rtx): Use assign_stack_local instead of
5565 2004-07-01 Richard Henderson <rth@redhat.com>
5567 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
5568 (alpha_rtx_cost_data): Update to match.
5569 (alpha_rtx_cost_size): New.
5570 (alpha_rtx_costs): Honor optimize_size.
5572 2004-07-01 Richard Henderson <rth@redhat.com>
5574 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
5575 * cfgexpand.c (tree_expand_cfg): Do it here.
5576 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
5577 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
5578 * config/mips/mips.c (mips_output_mi_thunk): And here.
5579 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
5580 * config/sh/sh.c (sh_output_mi_thunk): And here.
5581 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
5583 2004-07-01 Richard Henderson <rth@redhat.com>
5585 * tree.def (RTL_EXPR): Remove.
5586 * c-typeck.c (lvalue_p): Don't handle it.
5587 * expr.c (safe_from_p): Likewise.
5588 (expand_expr_real_1): Likewise.
5589 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
5590 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
5591 * gengtype.c (adjust_field_tree_exp): Likewise.
5592 * stmt.c (warn_if_unused_value): Likewise.
5593 * tree-gimple.c (recalculate_side_effects): Likewise.
5594 * tree-pretty-print.c (dump_generic_node): Likewise.
5595 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
5596 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
5597 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
5599 * stmt.c (struct stmt_status): Remove x_last_expr_type,
5600 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
5601 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
5602 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
5603 all the bits that tracked last_expr.
5604 (expand_end_bindings): Don't track last_expr.
5605 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
5606 (clear_last_expr): Remove.
5607 (expand_asm): Don't call it.
5608 (expand_asm_operands, expand_end_cond): Likewise.
5609 (expand_naked_return, expand_null_return_1): Likewise.
5610 * c-typeck.c (c_begin_compound_stmt): Likewise.
5611 * cfgexpand.c (expand_block): Use expand_expr_stmt.
5612 * expr.c (expand_expr_real_1): Likewise.
5613 * tree.h: Update prototypes.
5615 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
5616 (struct emit_status): Remove sequence_rtl_expr.
5617 (struct function): Remove x_rtl_expr_chain.
5618 (seq_rtl_expr, rtl_expr_chain): Remove.
5619 * function.c (struct temp_slot): Remove rtl_expr.
5620 (assign_stack_temp_for_type): Don't set it.
5621 (free_temp_slots, pop_temp_slots): Don't check it.
5622 (free_after_compilation): Don't clear x_rtl_expr_chain.
5623 (fixup_var_refs): Don't search it.
5624 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
5625 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
5627 (push_topmost_sequence): Likewise.
5628 (end_sequence, init_emit): Likewise.
5629 (start_sequence_for_rtl_expr): Remove.
5630 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
5631 * rtl.h (preserve_rtl_expr_result): Remove.
5633 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
5635 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
5636 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
5639 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5641 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
5642 (STANDARD_STARTFILE_PREFIX_2): Define.
5643 (standard_startfile_prefix_1): Initialize to
5644 STANDARD_STARTFILE_PREFIX_1.
5645 (standard_startfile_prefix_2): Initialize to
5646 STANDARD_STARTFILE_PREFIX_2.
5647 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
5648 (STANDARD_STARTFILE_PREFIX_1): Define.
5649 (STANDARD_STARTFILE_PREFIX_2): Define.
5650 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
5651 (STANDARD_STARTFILE_PREFIX_2): Document.
5653 2004-07-01 Richard Henderson <rth@redhat.com>
5655 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
5656 in order to disable scalarization. Instead set a flag and wait
5657 for a candidate decl.
5659 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5661 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
5662 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
5663 Use terminology "testsuite" and "enumerated".
5665 2004-07-01 Richard Henderson <rth@redhat.com>
5667 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
5668 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
5669 (initial_return_save): Likewise.
5670 (flush_queued_reg_saves): Remap register numbers.
5671 (dwarf2out_return_reg): Likewise.
5673 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5675 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
5677 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
5678 access functions for lower bound and element size and only output
5679 if lower bound nonzero or element size not same as that of type.
5680 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
5682 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5684 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
5686 2004-07-01 Per Bothner <per@bothner.com>
5688 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
5690 2004-07-01 Jakub Jelinek <jakub@redhat.com>
5692 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
5693 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
5694 first operand. Don't optimize if the bitfield is volatile.
5696 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5698 * c-pretty-print.c (pp_c_postfix_expression): Handle
5699 floating-point comparison operators.
5700 (pp_c_expression): Pass floating-point comparison
5701 operators to pp_c_postfix_expression.
5703 2004-07-01 Roger Sayle <roger@eyesopen.com>
5705 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
5706 rtx_cost instead of "had_mult" to determine whether the transformed
5707 expression is cheaper than the original.
5709 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
5711 * alias.c (get_alias_set, canon_rtx, get_addr,
5712 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
5714 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
5715 expand_builtin): Likewise.
5716 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
5718 * combine.c (can_combine_p, combinable_i3pat, try_combine,
5719 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
5720 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
5721 record_dead_and_set_regs_1, get_last_value_validate,
5722 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
5723 * cse.c (check_dependence, canon_hash, equiv_constant,
5724 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
5725 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
5726 count_reg_usage): Likewise.
5727 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
5728 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
5729 cselib_record_sets): Likewise.
5730 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
5731 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
5732 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
5733 * df.c (df_uses_record): Likewise.
5734 * dojump (do_jump): Likewise.
5735 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
5736 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
5737 decl_start_label): Likewise.
5738 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
5739 operand_subword, change_address_1, make_safe_from): Likewise.
5740 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
5741 stabilize, force_not_mem): Likewise.
5742 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
5743 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
5744 * expr.c (convert_move, convert_modes, emit_block_move,
5745 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
5746 emit_move_insn_1, expand_assignment, store_expr,
5747 store_constructor_field, store_constructor, store_field,
5748 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
5750 * final.c (cleanup_subreg_operands, alter_subreg,
5751 get_mem_expr_from_op): Likewise.
5752 * flow.c (notice_stack_pointer_modification_1,
5753 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
5755 * function.c (mark_temp_addr_taken, preserve_temp_slots,
5756 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
5757 optimize_bit_field, flush_addressof, purge_addressof_1,
5758 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
5759 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
5760 keep_stack_depressed): Likewise.
5761 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
5762 noce_process_if_block, find_memory): Likewise.
5763 * integrate.c (subst_constants, allocate_initial_values): Likewise.
5764 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
5765 update_equiv_regs): Likewise.
5766 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
5767 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
5768 * optabs.c (expand_abs, emit_unop_insn): Likewise.
5769 * passes.c (rest_of_handle_final): Likewise.
5770 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
5771 move2add_note_store): Likewise.
5772 * ra-build.c (detect_remat_webs): Likewise.
5773 * ra-debug.c (dump_static_insn_cost): Likewise.
5774 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
5775 * recog.c (validate_change, apply_change_group, cancel_changes,
5776 validate_replace_rtx_1, general_operand, register_operand,
5777 nonmemory_operand, push_operand, pop_operand, memory_operand,
5778 indirect_operand, asm_operand_ok, offsettable_memref_p,
5779 offsettable_nonstrict_memref_p, constrain_operands,
5780 store_data_bypass_p): Likewise.
5781 * reg-stack.c (subst_stack_regs_pat): Likewise.
5782 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
5783 copy_cost, reg_scan_mark_refs): Likewise.
5784 * regmove.c (optimize_reg_copy_3, stack_memref_p,
5785 combine_stack_adjustments_for_block): Likewise.
5786 * regrename.c (copyprop_hardreg_forward_1): Likewise.
5787 * reload.c (can_reload_into, push_reload, decompose, immune_p,
5788 find_reloads, find_reloads_address, find_reloads_address_1,
5789 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
5790 find_equiv_reg): Likewise.
5791 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
5792 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
5793 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
5794 delete_address_reloads): Likewise.
5795 * resource.c (mark_referenced_resources): Likewise.
5796 * rtlanal.c (get_jump_table_offset, count_occurrences,
5797 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
5798 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
5799 num_sign_bit_copies1): Likewise.
5800 * rtlhooks.c (gen_lowpart_general): Likewise.
5801 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5802 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
5803 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
5804 sdbout_global_decl): Likewise.
5805 * simplify-rtx.c (simplify_subreg): Likewise.
5806 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
5807 expand_anon_union_decl, expand_end_case_type): Likewise.
5808 * unroll.c (calculate_giv_inc): Likewise.
5809 * var-tracking.c (stack_adjust_offset_pre_post,
5810 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
5811 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
5812 vt_add_function_parameters): Likewise.
5813 * varasm.c (make_var_volatile, notice_global_symbol,
5814 assemble_external, decode_addr_const, mark_weak,
5815 default_encode_section_info): Likewise.
5817 2004-07-01 Steven Bosscher <stevenb@suse.de>
5819 * stmt.c (check_seenlabel): Remove.
5820 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
5822 2004-07-01 Richard Henderson <rth@redhat.com>
5824 * function.h (struct function): Remove x_function_call_count.
5825 (function_call_count): Remove.
5826 * calls.c (expand_call): Don't set it.
5827 * integrate.c (copy_rtx_and_substitute): Likewise.
5829 * function.h (struct function): Remove x_cleanup_label.
5830 (cleanup_label): Remove.
5831 * stmt.c (expand_value_return): Don't use it.
5832 * function.c (free_after_compilation): Don't set it.
5833 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
5834 * cfgexpand.c (tree_expand_cfg): Update call.
5835 * tree.h (expand_function_start): Update decl.
5837 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5840 * c-lang.c (c_initialize_diagnostics): Move from here ...
5841 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
5842 (c_tree_printer): Use pretty-printer to format %T.
5843 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
5844 before '*' if not C++.
5845 (pp_c_direct_abstract_declarator): Don't try to print array upper
5846 bound for flexible array members.
5847 * c-tree.h: Include "diagnostic.h".
5848 (c_initialize_diagnostics): Declare.
5849 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
5850 * c-format.c (format_type_warning): New function. Improve
5851 diagnostics for incorrect format argument types.
5852 (check_format_types): Use it. Add two parameters. Use the
5853 TYPE_MAIN_VARIANT of wanted_type.
5854 (check_format_info_main): Pass new parameters to
5856 (struct format_wanted_type): Update comment.
5858 2004-07-01 Nick Clifton <nickc@redhat.com>
5860 * target.h (struct gcc_target): Add new field to struct cxx:
5861 import_export_class.
5862 * target-def.h (TARGET_CXX): Initialise the new field.
5863 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
5865 * doc/tm.texi: Document the new target hook.
5867 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5869 * builtins.c (fold_builtin_classify): Fix typo.
5871 2004-07-01 Richard Henderson <rth@redhat.com>
5873 * function.c (identify_blocks, identify_blocks_1): Remove.
5874 * function.h (identify_blocks): Remove.
5875 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
5877 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5879 * builtins.c (fold_builtin_classify): New.
5880 (fold_builtin_unordered_cmp): Fix commentary.
5881 (fold_builtin): Use it.
5882 * builtins.def: Define builtins for isnan,
5883 isnanf, isnanl, finite, finitef, finitel,
5884 isinf, isinff, isinfl.
5886 2004-07-01 Richard Henderson <rth@redhat.com>
5888 * function.h (struct function): Remove dont_emit_block_notes.
5889 * gimple-low.c (lower_function_body): Don't set it.
5890 * cfgexpand.c (expand_block): Don't check it.
5891 * cfglayout.c (insn_locators_initialize): Likewise.
5892 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
5893 * passes.c (rest_of_compilation): Likewise.
5894 * stmt.c (expand_start_bindings_and_block): Likewise.
5895 (expand_end_bindings): Likewise.
5897 2004-07-01 Richard Henderson <rth@redhat.com>
5899 * cgraph.h (cgraph_build_static_cdtor): Declare.
5900 * cgraphunit.c (cgraph_build_static_cdtor): New.
5901 * c-objc-common.c (build_cdtor): Use it.
5902 * coverage.c (create_coverage): Likewise.
5903 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
5904 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
5906 See ChangeLog.11 for earlier changes.