1 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4 * config/sparc/sparc.c (output_cbranch): Properly guard
5 the code handling far branches with TARGET_V9.
6 * config/sparc/sparc.md (length attribute): Document the
7 side-effect of having a length greater or equal to 3.
9 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
13 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
14 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
16 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17 Martin Sebor <sebor@roguewave.com>
20 * doc/invoke.texi (SPARC options): Document -threads
21 and -pthreads on Solaris.
23 2004-07-13 Richard Henderson <rth@redhat.com>
25 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
27 (ind_gimplify_va_arg_expr): Remove.
28 * tree.h (ind_gimplify_va_arg_expr): Remove.
29 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
30 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
33 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
34 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
35 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
36 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
37 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
39 2004-07-13 Richard Henderson <rth@redhat.com>
41 * function.c (pass_by_reference): New.
42 (assign_parm_find_data_types): Use it.
43 * calls.c (initialize_argument_information): Likewise.
44 (emit_library_call_value_1): Likewise.
45 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
46 * function.h (pass_by_reference): Declare.
48 2004-07-13 Richard Henderson <rth@redhat.com>
50 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
51 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
52 * expr.h (MUST_PASS_IN_STACK): Remove.
53 * system.h (MUST_PASS_IN_STACK): Poison.
54 * tree.h (must_pass_in_stack_var_size): Declare.
55 (must_pass_in_stack_var_size_or_pad): Declare.
56 * calls.c (must_pass_in_stack_var_size): New.
57 (must_pass_in_stack_var_size_or_pad): Rename from
58 default_must_pass_in_stack.
59 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
60 (TARGET_MUST_PASS_IN_STACK): New.
61 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
62 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
63 (TARGET_MUST_PASS_IN_STACK): New.
64 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
65 * config/frv/frv.c (frv_must_pass_in_stack): New.
66 (TARGET_MUST_PASS_IN_STACK): New.
67 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
68 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
69 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
70 (ix86_must_pass_in_stack): Make static.
71 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
72 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
73 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
74 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
75 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
76 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
77 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
78 (mcore_must_pass_on_stack): Remove.
79 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
80 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
81 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
82 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
83 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
84 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
85 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
86 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
87 (TARGET_MUST_PASS_IN_STACK): New.
88 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
89 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
90 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
91 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
92 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
93 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
94 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
97 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
98 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
99 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
100 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
101 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
102 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
103 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
104 config/xtensa/xtensa.c: Use target hook.
106 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
108 * configure.ac (gcc_cv_as_offsetable_lo10: Fix a typo.
109 * configure: Rebuilt.
111 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
113 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
114 * config/mips/mips.h (mips_reg_names): Don't declare.
115 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
116 (TARGET_NAME_REGS): Delete.
117 (TARGET_SWITCHES): Remove -mrnames.
118 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
119 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
121 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
122 (override_options): Remove handling of TARGET_NAME_REGS.
124 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
126 * config/mips/mips.h (TARGET_*): Boolify.
128 2004-07-12 Nick Clifton <nickc@redhat.com>
130 * config.gcc: Add sh-*-symbianelf target.
131 * config/sh/sh.c: Add new target macros:
132 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
133 TARGET_CXX_IMPORT_EXPORT_CLASS.
134 (sh_file_start): Create a definition of the .directive section.
135 (sh_attribute): Add dllimport and dllexport attributes.
136 * config/sh/symbian-pre.h: New file.
137 * config/sh/symbian-post.h: New file.
138 * config/sh/symbian.c: New file. Contains Symbian specific
140 * config/sh/sh-protos.h: Add prototypes for new functions
141 provided by symbian.c.
142 * config/sh/t-symbian: New file.
143 * doc/extend.texi: Document support for dllimport and dllexport
144 attributes by the sh-symbianelf target.
146 2004-07-12 James E Wilson <wilson@specifixinc.com>
148 * Makefile.in (AR): Use @AR@ not ar.
150 (AR_FOR_TARGET): Use $(AR) not ar for native.
151 (NM_FOR_TARGET): Use $(NM) not nm for native.
152 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
153 * configure: Regenerate.
155 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
157 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
159 (ashldi3_sp64): Likewise.
161 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
164 * pa.c (function_arg): Update comment.
165 * pa.h (BLOCK_REG_PADDING): Define.
167 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
169 PR tree-optimization/16461
170 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
171 arguments of phi nodes.
173 2004-07-12 Devang Patel <dpatel@apple.com>
175 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
177 2004-07-12 Steve Ellcey <sje@cup.hp.com>
179 * function.c (expand_function_start): Ensure r_save is in Pmode.
180 * calls.c (prepare_call_address): Ensure static_chain_value is
182 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
183 r_save_area are in Pmode.
184 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
185 fnaddr, and static_chain are in Pmode.
187 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
190 * config/ia64/ia64.c (bundling): Don't count ignored insns.
192 2004-07-12 Richard Henderson <rth@redhat.com>
194 * target.h (struct gcc_target): Move gimplify_va_arg_expr
195 next to build_builtin_va_list.
196 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
197 * builtins.c (gimplify_va_arg_expr): Likewise.
198 * gimplify.c (copy_if_shared_r): Likewise.
200 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
202 * passes.c (rest_of_decl_compilation): Don't defer call of
203 assemble_variable if its DECL_RTL is already set.
205 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
207 * cfgloop.h (struct loop): Add nb_iterations field.
208 (current_loops): Declare.
209 * tree-chrec.c (chrec_not_analyzed_yet,
210 chrec_dont_know, chrec_known, count_ev_in_wider_type,
211 chrec_contains_symbols_defined_in_loop): Remove the temporary
213 * tree-flow-inline.h (loop_containing_stmt): New function.
214 * tree-scalar-evolution.c: Add implementation.
215 * tree-scalar-evolution.h: Add declarations.
217 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
219 PR rtl-optimization/15921
220 * Makefile.in (global.o): Add recog.h.
222 * global.c (recog.h): Add the include-clause.
223 (bb_info): New member earlyclobber.
224 (allocate_bb_info, free_bb_info): Initialize/finish the new
226 (earlyclobber_regclass, earlyclobber_regclass_length): The new
228 (check_earlyclobber, regclass_intersect,
229 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
231 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
232 (make_accurate_live_analysis): Modify pavin.
234 2004-07-12 Diego Novillo <dnovillo@redhat.com>
236 * tree-cfg.c (find_taken_edge): Statically compute the truth
237 value of a predicate comparing an SSA_NAME to itself.
239 2004-07-12 Roger Sayle <roger@eyesopen.com>
241 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
242 rs6000 doesn't have shift-and-add or shift-and-sub instructions
243 by returning the cost of a multiplication plus an addition.
245 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
247 PR tree-optimization/14107
248 * gimplify.c (gimplify_return_expr): Accept a
249 RETURN_EXPR with an error argument.
250 * tree-optimize.c (init_tree_optimization_passes):
251 Run pass_warn_function_return at -O0.
253 2004-07-12 Roger Sayle <roger@eyesopen.com>
255 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
258 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
260 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
261 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
262 * config/mips/3000.md: Add copyright notice. Remove automota and
263 function units; use generic ones instead. Only define reservations
264 for things that are different from generic.md. Extend each clause
266 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
267 * config/mips/mips.md: Include them. Remove define_function_units.
268 (alu, imuldiv): New automata and units.
270 2004-07-12 Ben Elliston <bje@au.ibm.com>
272 * doc/invoke.texi (Optimize Options): Document -frename-registers
273 not being enabled by default at -O3.
275 2004-07-11 Roger Sayle <roger@eyesopen.com>
277 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
278 floating point additions, to keep real immediate constant positive.
279 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
280 into X + C, and leave positive real constants as X - C.
282 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
284 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
286 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
288 PR tree-optimization/15654
289 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
291 2004-07-11 Roger Sayle <roger@eyesopen.com>
293 * builtins.c (fold_builtin_fputs): Don't bother converting the
294 return type to integer_type_node, as we've already checked that
295 the result will be ignored.
297 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
298 that signed addition, subtraction, multiplication, division,
299 remainder, negation and absolute value may potentially trap.
301 * fold-const.c (fold_ignored_result): New function to strip
302 non-side-effecting tree nodes from an expression whose result
304 (fold_convert): Call fold_ignored_result when casting a value
306 (omit_one_operand): Call fold_ignored_result on the "omitted"
307 operand when building a COMPOUND_EXPR.
308 (pedantic_omit_one_operand): Likewise.
309 * tree.h (fold_ignored_result): Prototype here.
310 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
311 when we're going to ignore the result.
313 2004-07-11 Richard Henderson <rth@redhat.com>
316 * tree-ssa-ccp.c (fold_stmt_r): Split out...
317 * tree.c (fields_compatible_p, find_compatible_field): ... new.
318 * tree.h (fields_compatible_p, find_compatible_field): Declare.
319 * tree-sra.c (sra_hash_tree): Hash fields by offset.
320 (sra_elt_eq): Use fields_compatible_p.
321 (generate_one_element_ref): Use find_compatible_field.
323 2004-07-11 Richard Henderson <rth@redhat.com>
326 * tree-sra.c (generate_one_element_init): New.
327 (generate_element_init): Use it.
328 (scalarize_init): Push/pop gimplify context around it.
329 (find_new_referenced_vars_1, find_new_referenced_vars): New.
330 * gimplify.c (gimplify_expr): Allow SSA_NAME.
332 2004-07-11 Roger Sayle <roger@eyesopen.com>
334 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
335 combine.c's combine_insn_cost.
336 * rtl.h (insn_rtx_cost): Prototype here.
337 * combine.c (combine_insn_cost): Delete function.
338 (combine_validate_cost): Update callers of combine_insn_cost to
339 call insn_rtx_cost instead.
340 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
341 requesting the rtx_cost of call and/or jump instructions.
343 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
344 rtx_cost directly. Don't request/use the cost of call or jump
345 instructions. Return -1 if the cost of any instruction can't be
346 determined (or the BB contains a function call).
347 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
348 -1 (i.e. can't determine the cost of any instruction or the basic
349 block contains a subroutine call).
350 (find_if_case_2): Likewise.
352 2004-07-11 Roger Sayle <roger@eyesopen.com>
354 * rs6000.c (struct processor_costs): Change semantics of fields to
355 include the COST_N_INSNS scaling, and update all initializers.
356 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
357 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
358 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
359 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
361 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
363 * LANGUAGES: Remove obsolete information.
365 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
367 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
368 SIGBUS signal frames, the PSW address points *to* the faulting
369 instruction, not after it.
371 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
373 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
374 added to TLS symbol addresses.
376 2004-07-11 Richard Henderson <rth@redhat.com>
378 * expmed.c (init_expmed): Use stack-local structures for
379 temporary rtl. Don't recognize shifts.
381 2004-07-11 Richard Henderson <rth@redhat.com>
383 * expr.c (store_expr): Don't fiddle subreg promotion for types
384 with precision smaller than the mode.
386 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
388 * tree.h (all_types_permanent): Remove.
390 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
392 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
393 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
394 * langhooks.c (lhd_clear_binding_stack): Remove.
395 * langhooks-def.h (lhd_clear_binding_stack,
396 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
397 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
398 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
399 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
400 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
401 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
402 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
403 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
404 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
405 * tree.h (poplevel): Don't declare.
406 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
407 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
408 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
409 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
412 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
414 PR tree-optimization/16437
415 * c-common.c (shorten_compare): Don't mark result of conversion to
416 narrower signed type as overflowing.
417 * fold-const.c (decode_field_reference): Determine whether
418 signedness comes from outer type using precision rather than size.
420 2004-07-11 Phil Edwards <phil@codesourcery.com>
422 * configure.ac: Alphabetize --enable-checking list, add
423 missing valgrind entry.
424 * configure: Regenerate.
426 2004-07-11 Phil Edwards <phil@codesourcery.com>
428 * doc/install.texi (Testing): Fix syntax in "make check" example.
430 2004-07-10 James E Wilson <wilson@specifixinc.com>
432 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
434 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
436 PR rtl-optimization/16001
437 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
440 2004-07-10 Geoffrey Keating <geoffk@apple.com>
442 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
444 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
445 James Morrison <phython@gcc.gnu.org>
447 * doc/contrib.texi (Contributors): Add gfortran contributors and
448 fix a couple of typos.
450 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
452 PR rtl-optimization/15387
453 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
454 to incoming args space correctly.
456 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
458 * pa.c (output_indirect_call): Only use %r2 as the link register in
459 indirect calls with the long PA 2.0 pc-relative branch.
461 2004-07-10 Daniel Jacobowitz <dan@debian.org>
463 * config/i386/i386.c (override_options): Pick a 64-bit CPU
464 for the default tuning if TARGET_64BIT.
466 2004-07-10 Richard Henderson <rth@redhat.com>
468 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
469 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
471 2004-07-10 Jakub Jelinek <jakub@redhat.com>
473 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
474 * expmed.c (store_bit_field, extract_bit_field): Remove last
476 * builtins.c (expand_builtin_signbit): Adjust callers.
477 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
478 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
479 * ifcvt.c (noce_emit_move_insn): Likewise.
480 * stmt.c (expand_return): Likewise.
481 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
482 store_field, expand_expr_real_1): Likewise.
484 2004-07-10 Richard Henderson <rth@redhat.com>
486 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
488 2004-07-09 Mike Stump <mrs@apple.com>
490 * config/darwin.c (no_dead_strip): Add.
491 (HAVE_DEAD_STRIP): Add.
492 (darwin_emit_unwind_label): Ensure that we don't dead code strip
495 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
497 * tree-ssa-loop-im.c: New file.
498 * Makefile.in (tree-ssa-loop-im.o): Add.
499 * cfgloop.c (superloop_at_depth): New function.
500 * cfgloop.h (superloop_at_depth): Declare.
501 * common.opt (ftree-lim): New flag.
502 * expr.c (array_ref_up_bound): New function.
503 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
504 * timevar.def (TV_LIM): New timevar.
505 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
506 computing immediate uses of a phi node.
507 * tree-flow.h (struct tree_ann_common_d): Add aux field.
508 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
509 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
510 * tree-pass.h (pass_lim): Declare.
511 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
513 (pass_lim): New pass structure.
514 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
515 * tree.c (in_array_bounds_p): New function.
516 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
517 (in_array_bounds_p, array_ref_up_bound): Declare.
518 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
519 * doc/passes.texi (tree-ssa-loop-im.c): Document.
521 2004-07-09 Richard Henderson <rth@redhat.com>
523 * builtins.c (expand_builtin_stpcpy): Don't modify len.
525 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
528 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
530 * flags.h: Delete redundant prototypes that are being generated
531 in options.h from common.opt.
532 * common.opt: Add in the expository comments formerly in flags.h.
534 2004-07-09 Jan Beulich <jbeulich@novell.com>
536 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
537 available for use only when TARGET_MMX/_SSE is set, and check for
538 variable argument function if any register count is non-zero.
539 (function_arg): Correctly suppress repeated warnings for passing SSE
540 vectors are arguments without SSE enabled.
541 (ix86_function_arg_boundary): Without SSE enabled, the use of what
542 would be SSE register modes does no longer influence the alignment.
544 2004-07-09 Richard Henderson <rth@redhat.com>
546 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
547 Always align upward to arg boundary. Use size_in_bytes/round_up.
548 Maintain type-correctness of constants.
549 * stor-layout.c (round_up, round_down): Special-case powers of 2.
551 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
553 * config/sparc/sparc.c (*_costs): Scale instruction costs
555 (sparc_rtx_costs): Adjust as appropriate.
557 2004-07-09 Jan Beulich <jbeulich@novell.com>
559 * config/i386/mm3dnow.h: New.
560 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
562 2004-07-09 Richard Henderson <rth@redhat.com>
564 * simplify-rtx.c (simplify_const_relational_operation): Only
565 look at bounds of scalar integers.
567 2004-07-09 Jan Beulich <jbeulich@novell.com>
569 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
571 2004-07-09 Andrew Pinski <apinski@apple.com>
573 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
575 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
576 UOBJC_METACLASS_decl.
578 2004-07-09 James E Wilson <wilson@specifixinc.com>
581 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
582 do return a parallel if hfa_mode == XFmode and mode == TImode.
584 2004-07-09 Jan Beulich <jbeulich@novell.com>
586 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
587 permissible for unary plus.
589 2004-07-09 Jan Beulich <jbeulich@novell.com>
591 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
592 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
593 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
594 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
595 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
596 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
597 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
598 (BUILTIN_xxxIMAX): New.
599 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
600 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
603 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
605 * config/sparc/sparc.h (processor_costs): Define.
606 (sparc_costs): Declare.
607 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
608 hypersparc_costs, sparclet_costs, ultrasparc_costs,
609 ultrasparc3_costs): New.
610 (sparc_override_options): Set sparc_costs as appropriate.
611 (sparc_rtx_costs): Use sparc_costs instead of messy
614 2004-07-09 Steven Bosscher <stevenb@suse.de>
616 * doc/md.texi (Processor pipeline description): Mention that
617 the old pipeline description is deprecated.
619 * config/rs6000/7450.md (automaton ppc7450): Split up, move
620 mciu_7450 function unit to...
621 (automaton ppc7450mciu): ...new automaton.
623 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
624 (schedule_block): Don't consider inserting bubbles.
625 (sched_init): Don't initialize DFA bubbles.
626 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
627 TARGET_SCHED_DFA_BUBBLE): Remove.
628 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
629 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
630 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
632 * stmt.c (conditional_context): Remove prototype.
633 * tree.h (conditional_context): Remove.
634 * tree-cfg.c (pre_insert_on_edge): Remove.
636 * c-common.h (c_expand_asm_operands): Remove prototype.
637 * c-typeck.c (c_expand_asm_operands): Remove.
639 2004-07-09 Jan Beulich <jbeulich@novell.com>
641 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
642 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
643 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
644 and V8QI are class SSE. All sufficiently small remaining vector modes
645 must be passed in one or two integer registers.
646 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
648 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
649 __builtin_ia32_pmuludq128 have non-uniform argument and return types
650 and must thus be handled explicitly.
651 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
653 (movv8qi_internal, movv4hi_internal, movv2si_internal,
654 movv2sf_internal): Permit moving between MMX and XMM registers (since
655 MMX areguments and return values are passed in XMM registers).
656 (sse2_umulsidi3): Correct type and mode.
658 2004-07-09 Richard Henderson <rth@redhat.com>
660 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
662 2004-07-09 Eric Christopher <echristo@redhat.com>
664 * config/rs6000/40x.md: Split into two automatons.
666 2004-07-09 Zack Weinberg <zack@codesourcery.com>
667 Andrew Pinski <apinski@apple.com>
669 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
670 on when we have more than one input file.
671 (c_common_parse_file): Restore loop over all input files.
672 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
674 * c-decl.c (set_type_context): New function.
675 (pop_scope): Use it to set context of types. When we
676 encounter a TYPE_DECL, set the context of the attached type too.
677 (pop_file_scope): Don't call cpp_undef_all here.
678 (diagnose_mismatched_decls): Do not complain about a second
679 definition of an 'extern inline' function if it's not in the
680 same translation unit. Do not complain about inline
681 declaration after use if the use was in a different
683 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
684 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
686 (pushdecl_top_level): Likewise.
687 (grokdeclarator): Clarify what is going on with setting
688 DECL_EXTERNAL on function types, a little.
689 (c_write_global_declarations): Don't do anything if
690 -fsyntax-only or errors have been encountered.
692 2004-07-09 Zack Weinberg <zack@codesourcery.com>
694 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
696 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
699 * pa.c (output_indirect_call): Use %r2 as the link register when
700 calling $$dyncall with a pc-relative branch.
702 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
704 * doc/install.texi (Binaries): Mention OpenPKG.
706 2004-07-09 Diego Novillo <dnovillo@redhat.com>
708 Fix PR tree-optimization/15555
709 * tree-dfa.c (dump_variable): If the variable is a pointer
710 SSA_NAME, also dump its points-to information.
711 * tree-flow.h (struct ptr_info_def): Add field
713 (dump_points_to_info_for): Declare.
714 (debug_points_to_info_for): Declare.
715 * tree-optimize.c (init_tree_optimization_passes): Add a
716 second alias analysis pass after DOM2.
717 Move pass_del_pta to a later spot.
718 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
719 create a name tags when we find a dereferenced pointer. Just
720 mark the pointer dereferenced.
721 (collect_points_to_info_for): Move code to clear points-to
722 information to create_name_tags.
723 (create_name_tags): New function.
724 (compute_flow_sensitive_aliasing): Call it.
725 (setup_pointers_and_addressables): Mark type tags for renaming
727 (create_memory_tag): ... here.
728 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
729 (dump_points_to_info_for): Declare extern.
730 (debug_points_to_info_for): New function.
732 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
734 * config/arc/arc.md: Switch to DFA-based scheduler description.
735 * config/arc/arc.c: Switch to DFA-based scheduler description.
737 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
739 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
742 2004-07-09 Richard Henderson <rth@redhat.com>
744 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
745 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
746 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
747 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
749 * config/v850/v850-protos.h (v850_va_arg): Remove.
750 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
751 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
752 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
753 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
754 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
756 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
759 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
760 and DImode to use +/-4k offset.
762 2004-07-09 Richard Henderson <rth@redhat.com>
764 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
766 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
767 (xstormy16_gimplify_va_arg_expr): Rewrite from
768 xstormy16_expand_builtin_va_arg.
769 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
771 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
772 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
774 * config/sh/sh-protos.h (sh_va_arg): Remove.
775 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
776 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
777 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
779 * config/pa/pa-protos.h (hppa_va_arg): Remove.
780 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
781 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
782 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
784 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
785 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
786 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
787 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
789 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
791 * config/sparc/sparc.md (return): Rewrite length formula.
792 * config/sparc/sparc.c (output_return): Pass 1 as 5th
793 argument to final_scan_insn when in a delay slot.
794 (output_sibcall): Likewise.
796 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
798 * arm.c (arm_cpp_interwork): New variable.
799 (arm_override_options): Set it if TARGET_INTERWORK was on the command
801 * arm.h (arm_cpp_interwork): Declare it.
802 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
803 __THUMB_INTERWORK__ in the preprocessor.
805 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
807 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
809 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
812 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
813 Override default settings to account for -m32 and -m64.
815 2004-07-08 Randolph Chung <tausq@debian.org>
817 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
819 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
821 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
822 before comparing it as such.
824 2004-07-08 Richard Henderson <rth@redhat.com>
826 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
827 temporary. Use bit arithmetic to align.
829 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
831 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
832 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
833 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
834 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
835 add_labels_and_missing_jumps, find_jump_block,
836 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
838 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
839 link_btr_uses, move_btr_def): Likewise.
840 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
841 expand_builtin_expect_jump): Likewise.
842 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
843 * calls.c (expand_call, emit_library_call_value_1): Likewise.
844 * cfganal.c (forwarder_block_p): Likewise.
845 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
846 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
847 find_bb_boundaries): Likewise.
848 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
849 merge_blocks_move_predecessor_nojumps,
850 merge_blocks_move_successor_nojumps, insns_match_p,
851 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
852 try_optimize_cfg): Likewise.
853 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
854 * cfglayout.c (skip_insns_after_block, label_for_bb,
855 record_effective_endpoints, insn_locators_initialize,
856 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
857 * cfgmainloop.c (create_loop_notes): Likewise.
858 * cfgrtl.c (delete_insn, delete_insn_chain,
859 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
860 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
861 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
862 redirect_branch_edge, force_nonfallthru_and_redirect,
863 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
864 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
865 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
866 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
867 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
868 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
869 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
870 * combine.c (combine_instructions, can_combine_p, try_combine,
871 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
872 distribute_notes, distribute_links, insn_cuid): Likewise.
873 * cse.c (fold_rtx, cse_insn, cse_around_loop,
874 invalidate_skipped_block, cse_set_around_loop,
875 cse_end_of_basic_block, cse_main, cse_basic_block,
876 cse_condition_code_reg): Likewise.
877 * cselib.c (cselib_process_insn): Likewise.
878 * ddg.c (create_ddg): Likewise.
879 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
881 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
882 gen_label_die, dwarf2out_var_location): Likewise.
883 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
884 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
885 last_call_insn, active_insn_p, next_label, prev_label,
886 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
887 add_insn_before, remove_insn, add_function_usage_to,
888 reorder_insns, find_line_note, remove_unnecessary_notes,
889 emit_insn_after_1, classify_insn): Likewise.
890 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
891 connect_post_landing_pads, sjlj_mark_call_sites,
892 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
893 can_throw_internal, can_throw_external, set_nothrow_function_flags,
894 convert_to_eh_region_ranges): Likewise.
895 * explow.c (optimize_save_area_alloca): Likewise.
896 * expr.c (expand_expr_real): Likewise.
897 * final.c (insn_current_reference_address, compute_alignments,
898 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
899 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
900 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
901 propagate_block_delete_insn, propagate_one_insn,
902 init_propagate_block_info, propagate_block, libcall_dead_p,
903 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
905 * function.c (instantiate_virtual_regs, reorder_blocks_1,
906 expand_function_start, expand_function_end, contains,
907 thread_prologue_and_epilogue_insns,
908 reposition_prologue_and_epilogue_notes): Likewise.
909 * gcse.c (constprop_register, bypass_conditional_jumps,
910 insert_insn_end_bb, gcse_after_reload): Likewise.
911 * genemit.c (gen_expand, gen_split): Likewise.
912 * genpeep.c (gen_peephole, main): Likewise.
913 * global.c (build_insn_chain): Likewise.
914 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
915 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
916 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
917 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
918 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
919 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
920 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
921 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
922 dead_or_predicable): Likewise.
923 * integrate.c (try_constants): Likewise.
924 * jump.c (rebuild_jump_labels, cleanup_barriers,
925 purge_line_number_notes, init_label_info, mark_all_labels,
926 squeeze_notes, get_label_before, get_label_after,
927 reversed_comparison_code_parts, simplejump_p, pc_set,
928 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
929 delete_barrier, delete_prior_computation, delete_computation,
930 delete_related_insns, delete_for_peephole, redirect_jump):
932 * lcm.c (optimize_mode_switching): Likewise.
933 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
935 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
936 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
937 * loop-iv.c (simplify_using_assignment): Likewise.
938 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
939 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
940 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
941 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
942 check_insn_for_givs, check_final_value, update_giv_derive,
943 basic_induction_var, product_cheap_p, check_dbra_loop,
944 loop_insn_first_p, last_use_this_basic_block,
945 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
946 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
947 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
948 sms_schedule_by_order): Likewise.
949 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
950 * postreload.c (reload_cse_simplify_operands, reload_combine,
951 reload_cse_move2add): Likewise.
952 * predict.c (can_predict_insn_p, estimate_probability,
953 expected_value_to_br_prob, process_note_predictions): Likewise.
954 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
955 * profile.c (branch_prob): Likewise.
956 * ra-build.c (live_out_1, livethrough_conflicts_bb,
957 detect_webs_set_in_cond_jump): Likewise.
958 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
959 ra_print_rtl_with_bb): Likewise.
960 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
961 * recog.c (next_insn_tests_no_inequality, find_single_use,
962 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
963 * reg-stack.c (next_flags_user, record_label_references,
964 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
965 compensate_edge, convert_regs_1): Likewise.
966 * regclass.c (scan_one_insn): Likewise.
967 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
968 regmove_optimize, fixup_match_1, single_set_for_csa,
969 combine_stack_adjustments_for_block): Likewise.
970 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
971 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
972 find_equiv_reg): Likewise.
973 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
974 reload_as_needed, emit_input_reload_insns, do_output_reload,
975 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
977 * reorg.c (find_end_label, emit_delay_sequence,
978 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
979 get_jump_flags, rare_destination, mostly_true_jump,
980 try_merge_delay_insns, redundant_insn, own_thread_p,
981 fill_simple_delay_slots, fill_slots_from_thread,
982 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
983 dbr_schedule): Likewise.
984 * resource.c (find_basic_block, next_insn_no_annul,
985 find_dead_or_set_registers, mark_target_live_regs): Likewise.
986 * rtl.h (RTX_PREV): Likewise.
987 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
988 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
989 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
990 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
991 tablejump_p, computed_jump_p, insns_safe_to_move_p,
992 find_first_parameter_load, can_hoist_insn_p): Likewise.
993 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
994 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
995 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
996 schedule_ebbs): Likewise.
997 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
998 is_conditionally_protected, can_schedule_ready_p,
999 add_branch_dependences, debug_dependencies): Likewise.
1000 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
1002 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
1003 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
1004 set_dominates_use, ujump_to_loop_cont): Likewise.
1005 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
1006 * varasm.c (output_constant_pool_1): Likewise.
1008 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1010 * tree-scalar-evolution.c: New file.
1011 * tree-scalar-evolution.h: New file.
1012 * tree-ssa-loop-niter.c: New file.
1013 * Makefile.in (SCEV_H): New.
1014 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
1015 * cfgloop.h (struct loop): Add bounds field.
1016 * tree-flow.h (struct tree_niter_desc): New type.
1017 (number_of_iterations_cond, number_of_iterations_exit,
1018 loop_niter_by_eval, find_loop_niter_by_eval,
1019 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
1020 free_numbers_of_iterations_estimates): Declare.
1021 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
1022 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
1023 * doc/invoke.texi (max-iterations-to-track): Document.
1025 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
1027 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
1028 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
1029 (MODE_AFTER): Add cast appropriately.
1030 * config/sh/sh.md (movdi splitter): Likewise.
1031 (casesi_worker_2): Add const qualifier appropriately.
1032 (eh_return): Remove unused variable.
1033 (insv): Initialize v;
1035 2004-07-08 Richard Henderson <rth@redhat.com>
1037 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
1038 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1039 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
1040 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
1041 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
1043 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
1044 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1045 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
1046 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
1048 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
1049 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1050 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
1051 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
1053 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
1054 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1055 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
1056 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
1058 * config/i860/i860-protos.h (i860_va_arg): Remove.
1059 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1060 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
1061 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
1063 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1065 * system.h: Prototype getpagesize if missing.
1066 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
1067 * configure: Regenerate.
1068 * config.in: Regenerate.
1070 2004-07-08 Richard Henderson <rth@redhat.com>
1072 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
1073 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1074 (fr30_gimplify_va_arg_expr): New.
1075 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
1076 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
1078 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
1081 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
1082 of asm_noperands result.
1084 2004-07-08 Richard Henderson <rth@redhat.com>
1086 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
1087 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1088 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
1089 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
1091 2004-07-08 Richard Henderson <rth@redhat.com>
1093 * builtins.c (ind_gimplify_va_arg_expr): New.
1094 * tree.h (ind_gimplify_va_arg_expr): Declare.
1095 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
1097 2004-07-08 Jan Beulich <jbeulich@novell.com>
1099 * expmed.c (extract_bit_field): Correct condition to use vec_extract
1100 patterns also on vector elements other than the first one.
1101 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
1104 2004-07-08 Geoffrey Keating <geoffk@apple.com>
1106 * config/rs6000/darwin-ldouble.c: Correct reference
1107 to the Linnainmaa paper.
1109 2004-07-08 Richard Henderson <rth@redhat.com>
1111 * config/arc/arc-protos.h (arc_va_arg): Remove.
1112 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1113 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
1114 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1116 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
1117 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1118 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
1119 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
1121 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1123 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
1125 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1127 * c-decl.c (static_ctors, static_dtors): Make static.
1128 (pop_file_scope): Call c_common_write_pch and
1129 cgraph_finalize_compilation_unit here.
1130 (build_cdtor): Moved here from c-objc-common.c; simplify.
1131 (c_write_global_declarations_1): Clarify comment.
1132 (c_write_global_declarations): Close the external scope before
1133 doing anything else. Call build_cdtor, cgraph_optimize, and
1134 mudflap_finish_file here.
1135 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
1137 * c-objc-common.c: No need to include cgraph.h.
1138 (build_cdtor): Moved to c-decl.c.
1139 (c_objc_common_finish_file): Delete.
1140 * c-tree.h: Update to match.
1141 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
1142 (generate_static_references): Set TREE_USED before calling finish_decl.
1143 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
1144 on the static_instances_decl.
1146 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1148 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
1149 decls when there is only one input translation unit.
1150 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
1151 change of 2004-07-05; do not treat declarations with
1152 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
1153 * opts.c (cur_in_fname): Delete.
1155 * tree.c: Revert changes of 2004-07-05; no special treatment
1156 for TRANSLATION_UNIT_DECLs.
1157 * Makefile.in (tree.o): Update dependencies.
1159 2004-07-08 Roger Sayle <roger@eyesopen.com>
1161 * builtins.c (fold_builtin_strcpy): Merge functionality from
1162 simplify_builtin_strcpy. Add additional len argument. No longer
1163 static. Remove function prototype.
1164 (fold_builtin_strncpy): Likewise integrate functionality from
1165 simplify_builtin_strncpy. Add additional slen argument. No
1166 longer static. Remove function prototype.
1167 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
1168 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
1169 types of "ignore" and "unlocked" parameters to bool.
1170 (fold_builtin_1): Add additional ignore argument. Call renamed
1171 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
1172 builtins. Update arguments to fold_builtin_strncpy and
1173 fold_builtin_strcpy. Add function prototype.
1174 (fold_builtin): Add additional Boolean ignore argument to pass
1176 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
1177 and fold_builtin_strncpy instead of simplify_builtin_fputs,
1178 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
1180 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
1181 simplify_builtin_strncpy): Delete function prototypes.
1182 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
1183 fold_builtin_strncpy): Add function prototypes here.
1184 (fold_builtin): Update function prototype with new "bool ignore".
1186 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1187 (ccp_fold_builtin): Update call to fold_builtin. Call
1188 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1189 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1190 simplify_builtin_strncpy respectively.
1191 * fold-const.c (fold): Update call to fold_builtin.
1193 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1195 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1198 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1199 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1200 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1201 * calls.c: Remove ifdefs of macros above.
1202 * functions.c: Likewise.
1205 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1207 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1208 (arch attribute): Delete.
1209 (current_function_calls_alloca attribute): Rename into calls_alloca.
1210 (calls_eh_return): New attribute.
1211 (leaf_function): Likewise.
1212 (length attribute): Fix formula for sibcalls.
1213 (return insn): Correctly compute the 'length' attribute.
1214 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1216 2004-07-08 Richard Henderson <rth@redhat.com>
1218 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1219 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1220 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1221 * tree-eh.c (lower_eh_constructs_1): Likewise.
1222 * tree-sra.c (sra_walk_modify_expr): Likewise.
1223 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1224 (eliminate_unnecessary_stmts): Likewise.
1225 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1226 * tree-tailcall.c (optimize_tail_call): Likewise.
1227 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1229 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1230 Jakub Jelinek <jakub@redhat.com>
1232 * config/i386/i386.c (override_options): Enable
1233 SSE prefetches with -mtune, as long as we are
1234 compiling for i686 or higher. All i686 processors
1235 accept SSE prefetches as NOPS, some i586's don't.
1237 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1240 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1242 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1244 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1245 the handling of clobbering ASM_EXPRs.
1247 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1250 * config/sparc/sparc.c (function_value): In 64-bit mode,
1251 return the aggregates larger than 16 bytes like unions.
1253 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1256 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1257 'temp' is zero, generate new pseudos as needed and emit the
1258 sequence of insns in single-assignment form. Resync comments
1260 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1261 function before reload.
1263 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
1265 * vec.c (vec_assert_fail): Remove duplicate 'function'.
1267 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1269 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1270 Allocation is signed.
1271 (VEC_reserve): Return flag, allocation is signed.
1273 2004-07-08 Richard Henderson <rth@redhat.com>
1275 * tree-ssa-ccp.c (fold_stmt): Get type directly from
1276 OBJ_TYPE_REF_OBJECT.
1278 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
1279 Neil Booth <neil@daikokuya.co.uk>
1283 * c-decl.c (finish_struct): Ensure bit-fields are given the
1285 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1286 the precision to match as well as the mode.
1287 * expr.c (reduce_to_bit_field_precision): New function.
1288 (expand_expr_real_1): Reduce expressions of bit-field type to
1290 * langhooks.h (reduce_bit_field_operations): New hook.
1291 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1293 * c-lang.c, objc/objc-lang.c
1294 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1295 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1297 * tree.c (build_nonstandard_integer_type): New function.
1298 * tree.h (build_nonstandard_integer_type): New prototype.
1299 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1300 conversions between integer and boolean types as useless.
1302 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1304 * c-common.c (c_common_nodes_and_builtins): Do not
1305 create __builtin_ptrdiff_t and __builtin_size_t.
1307 2004-07-08 Andrew Pinski <apinski@apple.com>
1309 * Makefile.in (libbackend.o): Add -combine to the gcc
1312 2004-07-08 Nick Clifton <nickc@redhat.com>
1314 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1317 2004-07-08 Richard Henderson <rth@redhat.com>
1319 * except.c (expand_eh_region_start, expand_eh_region_end,
1320 expand_eh_handler, expand_eh_region_end_cleanup,
1321 expand_start_all_catch, expand_start_catch, expand_end_catch,
1322 expand_end_all_catch, expand_eh_region_end_allowed,
1323 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1324 expand_eh_region_end_fixup): Remove.
1325 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1326 cleanups, outer_cleanups, label_chain, exception_region.
1327 (struct goto_fixup): Remove stack_level, cleanup_list_list.
1328 (struct label_chain): Remove.
1329 (struct stmt_status): Remove x_stack_block_stack.
1330 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
1331 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
1332 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
1333 end_cleanup_deferral, last_cleanup_this_contour,
1334 containing_blocks_have_cleanups_or_stack_level,
1335 any_pending_cleanups): Remove.
1336 (expand_null_return_1): Take no arguments.
1337 (expand_label, expand_naked_return, expand_return,
1338 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
1339 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
1340 expand_end_case_type): Don't use any of them.
1341 * calls.c (expand_call): Likewise.
1342 * dojump.c (do_jump): Likewise.
1343 * function.c (expand_function_end): Likewise.
1344 * expr.c (store_expr, expand_expr_real_1): Likewise.
1345 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
1346 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
1347 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
1348 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
1349 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
1350 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
1351 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
1352 for WITH_CLEANUP_EXPR.
1353 (gimple_push_cleanup): Likewise.
1354 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
1355 * print-tree.c (print_node): Likewise.
1356 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
1357 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
1358 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
1359 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
1360 (GOTO_SUBROUTINE_EXPR): Remove.
1361 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
1362 (DECL_TOO_LATE): Remove.
1363 * except.h, tree.h: Update decls.
1365 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1367 * explow.c (optimize_save_area_alloca): Do not accept parameters.
1368 * passes.c (rest_of_handle_final): Handle symout.
1369 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
1371 (rest_of_handle_sched): Break out SMS. Remove ifs for
1372 flag_schedule_insns and flag_modulo_sched.
1373 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
1375 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
1376 (rest_of_handle_partition_blocks, rest_of_handle_sms,
1377 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
1378 rest_of_handle_mode_switching, rest_of_handle_jump,
1379 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
1380 rest_of_handle_jump2, rest_of_handle_postreload,
1381 rest_of_handle_flow2, rest_of_clean_state,
1382 rest_of_handle_shorten_branches,
1383 rest_of_handle_prologue_epilogue,
1384 rest_of_handle_branch_target_load_optimize): New.
1385 (rest_of_compilation): Call the above. Remove ggc_collect
1386 calls moved to rest_of_handle_*.
1387 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
1389 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
1390 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
1391 * except.h (set_nothrow_function_flags): Update comment.
1392 * function.c (current_function_nothrow): Remove.
1393 * output.h (current_function_nothrow): Remove.
1394 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
1395 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
1397 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1400 * reorg.c: Revert 2004-06-30 change.
1401 (find_end_label): If HAVE_epilogue and !HAVE_return,
1402 return 0 instead of creating a label at the end of the insn chain.
1403 (optimize_skip): Account for the failure mode of find_end_label.
1404 (fill_simple_delay_slots): Likewise.
1405 (fill_slots_from_thread): Likewise.
1406 (relax_delay_slots): Likewise.
1408 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1410 * tree-flow.h (addressable_vars): Declare.
1411 * tree-ssa-alias.c (addressable_vars): Define.
1412 (setup_pointers_and_addressables): Add addressable variables
1413 to addressable_vars.
1414 * tree-ssa-operands.c (get_stmt_operands): Move
1415 handling of ASM_EXPRs ...
1416 (get_asm_expr_operands): ... here.
1417 When the ASM_EXPR clobbers memory, also clobber addressable
1419 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
1420 (delete_tree_ssa): Reset addressable_vars.
1422 2004-07-07 Jan Beulich <jbeulich@novell.com>
1423 Richard Henderson <rth@redhat.com>
1425 * varasm.c (assemble_variable): Use assemble_zeros for
1426 zero-initialized variables.
1427 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
1428 for SECCAT_BSS and SECCAT_TBSS.
1430 2004-07-07 Jan Beulich <jbeulich@novell.com>
1432 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
1434 * expmed.c (emit_store_flag): Also special-case double-word
1435 (in-)equality comparison against -1.
1437 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
1438 passing arguments the containers for which are registers.
1440 * calls.c (emit_library_call_value_1): Use mode of function parameter
1441 rather than that of argument since constants have none.
1443 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1445 Introduce H8SX support.
1446 * expr.c (expand_strcpy): Renamed and moved to...
1447 * builtins.c (expand_movstr): ... here. Tweak.
1448 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
1449 computed or has side effects.
1450 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
1451 unused, or if mempcpy fails. Adjust the return value in the
1452 latter case. Use movstr if everything else fails.
1453 * doc/md.texi (movstr): Document.
1454 (movmemM, clrmemM): Fix explanation of memory block operands.
1455 * config/h8300/h8300.md (stpcpy): Renamed to...
1456 (movstr): ... this. Adjust.
1457 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1458 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
1459 movmem* and clrstr* to clrmem*.
1460 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
1461 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
1462 GENERAL_REGS, always.
1463 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
1464 getting the stack pointer as addr.
1465 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
1466 from general_operand_dst.
1467 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
1469 (movmd_internal): ... this. Add modes to operands. Disparage `D'
1470 instead of requiring it to match only before reload.
1471 (stpcpy_internal_normal): New, normal-mode variant of...
1472 (stpcpy_internal): ... this. Add modes to operands. Disparage
1473 `D' instead of requiring it to match only before reload.
1474 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
1476 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
1477 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
1479 * config/h8300/h8300.md (attr type): Add call.
1480 (attr can_delay): If type is call, set it no.
1481 (call, call_value): Set type to call.
1482 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
1483 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
1484 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
1485 * tree.c (get_narrower): Don't narrow integral types into
1487 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
1488 frame_size *before* the first use.
1489 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
1491 (peephole2): Don't widen instructions that push SP. Move
1492 decrement of SP to the end of all stm-generating peepholes.
1493 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1494 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
1495 and OR to set it to all ones.
1496 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1497 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
1498 (call, call_value): Set can_delay to "no".
1499 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
1500 * config/h8300/h8300.md (extzv): Make subreg check more robust.
1501 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1502 * config/h8300/h8300.md (*brabit): Remove.
1503 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
1504 zero_extract. Use bit_memory_operand as the predicate for
1505 operand 1 and 'WU' as the constraint. Check the difference
1506 between the base length and the final one when deciding which
1507 type of branch to use.
1508 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1509 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
1510 Use convert_move to extend the result for TARGET_H8300SX. Check
1511 for QImode memory references. Optimize the case where the
1512 destination is a paradoxical subreg.
1513 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1514 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
1515 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
1516 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1517 * config/h8300/h8300.md: Include mova.md
1518 (length_table): Add mova and mova_zero.
1519 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
1520 after all constant addresses for '%R', '%X', '%T' and '%S'.
1521 (h8300_mova_length): New function.
1522 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
1523 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
1524 dependencies for s-config, etc.
1525 * config/h8300/gemova.sh: New file.
1526 * config/h8300/mova.md: Generated.
1527 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
1528 * config/h8300/h8300.c (h8300_bitfield_length): New.
1529 (nibble_operand): Adjust.
1530 (h8300_binary_length): Handle conditional binary op.
1531 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
1532 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
1533 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
1534 and P#<0, unused so far. W and Y are now prefixes to multi-letter
1535 constraints. WU is introduced as a variant of U that requires a
1536 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
1537 * config/h8300/h8300.md (attr type): Added bitbranch.
1538 (attr length_table): Added bitfield and bitbranch.
1539 (attr length): Compute bitbranch length.
1540 (andqi): Separate pattern for H8300SX. Use bfld for loading the
1541 least-significant bit of a byte.
1542 (brabit, brabc, brabs): New.
1543 (insv, extzv): Emit bfst and bfld on H8300SX.
1544 (bfld, bfst, seq, sne): New.
1545 (bstzhireg, cmpstz, bstz, bistz): New.
1546 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
1547 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
1548 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
1549 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
1550 (h8sx_unary_memory_operator): New function.
1551 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
1552 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
1553 * config/h8300/h8300.md: Add peepholes to combine reloads and
1555 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1556 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
1557 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
1558 (and?i, ior?i, xor?i): Likewise.
1559 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1560 * config/h8300/h8300.c: Move enums and prototypes to head of file.
1561 Various whitespace fixes.
1562 (h8300_constant_length): New function, split out from...
1563 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
1564 (h8300_classify_operand): Use IN_RANGE.
1565 (h8300_classify_operand): Use h8300_constant_length.
1566 (h8300_short_move_mem_p): Tighten size check.
1567 (h8sx_mergeable_memrefs_p): Tighten equality check.
1568 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
1569 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
1571 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
1572 * config/h8300/crtn.asm: Likewise.
1573 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
1574 if __H8300SX__ is defined.
1575 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
1576 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
1577 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
1578 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
1579 addresses as mode-dependent.
1580 * config/h8300/h8300.c (print_operand_address): Update call to
1582 (h8300_get_index): Take a mode argument. Rework to fix an
1583 earlier misunderstanding.
1584 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
1585 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1586 into a register if TARGET_H8300SX.
1587 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1588 TARGET_H8300SX. Also disable related define_splits.
1589 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1590 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
1591 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1592 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1593 * config/h8300/h8300.h (OK_FOR_Z): New macro.
1594 (EXTRA_CONSTRAINT_STR): Check it.
1595 * config/h8300/h8300.c (h8300_classify_operand): Accept null
1597 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1598 * config/h8300/h8300.md (length_table): Add mov_imm4.
1599 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1600 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1601 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1603 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1604 * config/h8300/h8300.c (h8300_reorg): New function.
1605 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1606 * config/h8300/h8300.md (length): Subtract the length of the
1607 delay slot from (pc) when checking the range of forward branches.
1608 (delay_slot, can_delay): New attributes.
1609 (define_delay): Add bra/s handling.
1610 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1611 (jump): Add delayed-branch handling.
1612 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
1613 * expr.c (expand_strcpy): New function.
1614 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1615 (expand_builtin_stpcpy): Likewise.
1616 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1617 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1618 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1619 handling to improve register allocation for -fno-omit-frame-pointer.
1620 (h8sx_split_movmd): Delete, moving er6 handling into...
1621 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1622 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1623 (movmd): Add calls to copy_rtx.
1624 (movmd_internal): In the second alternative, allow the initial and
1625 final destination registers to be different . Update the splitter
1626 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1627 instead of h8sx_split_movmd.
1628 (stpcpy, movsd): New expanders.
1629 (movsd_internal): New define_insn.
1630 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
1631 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1632 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1633 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1634 and DESTINATION_REGS.
1635 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1636 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1637 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1638 (h8300_move_ratio): Declare.
1639 (MOVE_RATIO): Use it.
1640 * config/h8300/h8300.c (h8300_move_ratio): New variable.
1641 (h8300_init_once): Initialize it.
1642 (h8300_reg_class_from_letter): New function.
1643 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1644 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1645 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1646 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1647 (movstrsi, movmd): New expanders.
1648 (movmd_internal): New insn.
1649 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
1650 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1651 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
1652 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1653 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1654 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1655 * config/h8300/h8300.c (nibble_operand): Fix warning.
1656 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1657 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1658 (movsf_h8300h): Disable for TARGET_H8300SX.
1659 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1660 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1661 h8300_stm_parallel and h8300_return_parallel.
1662 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1663 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1664 h8300_stm_parallel, h8300_return_parallel): New functions.
1665 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1666 if TARGET_H8300SX. Use h8300_push_pop.
1667 (h8300_expand_epilogue): Likewise. Try to merge the return insn
1668 and final pop when generating h8sx code. Always emit some form
1670 * config/h8300/h8300.md: Don't enforce register alignment in
1671 stm peepholes if TARGET_H8300SX.
1672 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1673 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1674 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1675 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1676 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1677 (MULTILIB_DIRNAMES): Add a directory for it.
1678 (MULTILIB_MATCHES): Delete.
1679 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1680 * final.c (walk_alter_subreg): Handle addresses with subregs
1681 inside a ZERO_EXTEND or AND.
1682 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1683 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1685 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1686 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1687 @(dd,Rn.w) and @(dd,ERn.L).
1688 (h8300_displacement_size): Take the whole address as argument.
1689 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1690 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1691 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1692 (h8sx_mergeable_memrefs_p): Declare.
1693 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1694 (HAVE_PRE_INCREMENT): Likewise.
1695 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1696 addresses for TARGET_H8300SX,
1697 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1699 (movb_length_table, movl_length_table): New tables.
1700 (movw_length_table): Define to movb_length_table.
1701 (h8300_displacement_size): New, split out from...
1702 (h8300_classify_address): ...here. Handle pre/post inc/dec.
1703 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1704 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1705 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1706 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1707 (compute_plussi_length, compute_plussi_cc): Update accordingly.
1708 (h8sx_unary_shift_operator): Get the mode from the operator.
1709 (binary_shift_operator): Likewise.
1710 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1711 a memory reference, check whether the reference is offsettable.
1712 (length_table): Add movb, movw and movl.
1713 (movqi): Add new h8sx pattern. Don't force one operand to be a
1714 register when generating h8sx code.
1715 (movhi, movsi, movsf): Likewise.
1716 (movstrictqi): Use the length_table attribute.
1717 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
1718 (addqi3): Split into a define_expand and define_insn. Don't accept
1719 memory operands in the expander. Use h8300_operands_match_p to
1720 check for matching operands in the define_insn.
1721 (subqi3, negqi2, one_cmplqi2): Likewise.
1722 (add[hs]i3): Don't accept memory operands in the expander. Likewise
1723 in any patterns that are unused in h8sx code. In the h8sx patterns,
1724 use h8300_operands_match_p to check whether operands match.
1725 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1726 one_cmpl[hs]i3): Likewise.
1727 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
1729 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
1730 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1731 (h8300_insn_length_from_table): Add a second parameter.
1732 (output_h8sx_shift): Declare.
1733 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1734 (EXTRA_CONSTRAINT): Replace with...
1735 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
1736 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1737 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1738 and h8sx_binary_shift_operator.
1739 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1741 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1742 (bit_memory_operand, fix_bit_operand): Likewise.
1743 (h8300_length_table_for_insn): Remove.
1744 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1746 (h8300_short_immediate_length, h8300_binary_length): New functions.
1747 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
1748 (output_plussi): Use sub to add negative constants.
1749 (compute_plussi_length): Adjust accordingly.
1750 (h8sx_single_shift_type): New enum.
1751 (h8sx_single_shift, h8sx_unary_shift_operator,
1752 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1753 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1754 single h8sx instruction. Return false in this case.
1755 * config/h8300/h8300.md (length_table): Add short_immediate.
1756 (length): Pass the operand array to h8300_insn_length_from_table.
1757 (adjust_length): Assume "no" for insns with a length_table attribute.
1758 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1759 (*addhi3_h8300hs): Don't use for h8sx.
1760 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1762 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1763 1's predicate to nonimmediate_operand. Only skip default expansion
1764 if expand_a_shift or expand_a_rotate returns true. Add new patterns
1765 for single h8sx shift instructions.
1766 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
1767 * config/h8300/h8300.c (nibble_operand): Split out of...
1768 (reg_or_nibble_operand): ... this.
1769 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1770 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1771 umulhisi3): Introduce expand, and introduce separate insns for
1772 sign- or zero-extended REG and already-extended CONST_INT.
1773 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
1774 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1775 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1776 (subhi3): Likewise. Don't accept immediates for operand 1.
1777 Remove the early clobber from second alternative of the h8300s pattern.
1778 (subsi3): Generalize for h8sx. Force operand 2 into a register
1779 on plain h8300 targets.
1780 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1781 (subsi3_h8300h): Generalize for h8sx.
1782 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1783 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
1784 * config/h8300/h8300.c (reg_or_nibble_operand): New.
1785 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1786 (TARGET_H8300SXMUL): New.
1787 (CONST_OK_FOR_P): New.
1788 (CONST_OK_FOR_LETTER_P): Adjust.
1789 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1790 umulhisi3): Accept 4-bit immediate on H8SX.
1791 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1792 (udivsi3, divhi3, udivsi3, divsi3): New.
1793 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
1794 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1795 * config/h8300/h8300.h (OK_FOR_Q): New macro.
1796 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1797 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1798 Add ADDRESSOF to the bit_operand entry.
1799 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1800 (h8300_src_operand): Likewise.
1801 (bit_operand): Check nonimmediate_operand rather than general_operand.
1802 Accept any nonimmediate_operand in h8sx code.
1803 (h8300_and_costs): Initialize operands[1].
1804 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1805 (h8300_operand_class): New enum.
1806 (h8300_length_table): New typedef.
1807 (addb_length_table, addw_length_table, addl_length_table,
1808 logicl_length_table): New tables.
1809 (logicb_length_table, logicw_length_table): New macros.
1810 (h8300_classify_operand, h8300_length_from_table,
1811 h8300_length_table_for_insn, h8300_unary_length,
1812 h8300_insn_length_from_table): New functions.
1813 (output_plussi): Only use adds and subs for register destinations.
1814 Disable redundant clause.
1815 (compute_plussi_cc): Likewise.
1816 (compute_plussi_length): Likewise. Use h8300_length_from_table
1817 to work out the length of an insn.
1818 (output_logical_op): Only use narrower immediate instructions
1819 if the destination is a register.
1820 (compute_logical_op_cc): Likewise.
1821 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
1822 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1823 * config/h8300/h8300.md (length_table): New attribute.
1824 (length): When an instruction has a length_table attribute, use
1825 h8300_insn_length_from_table to calculate its default length.
1826 (cmpqi): Use h8300_dst_operand for the first operand and
1827 h8300_src_operand for the second.
1828 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1829 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1830 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1831 iorsi3, xorhi3, xorsi3): Likewise.
1832 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
1833 so that it allows any combination of operands for TARGET_H8300SX.
1834 (iorqi3, xorqi3): Likewise.
1835 (cmpqi): Use the length_table attribute.
1836 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1837 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1838 (cmpqi): Add 'Q' constraint.
1839 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1840 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1841 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
1842 * config/h8300/h8300.h (MASK_H8300SX): New macro.
1843 (TARGET_H8300S): True for both -ms and -msx.
1844 (TARGET_H8300SX): New macro.
1845 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1846 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1847 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1848 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1850 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
1851 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1852 16-bit pointers and 32-bit ints.
1853 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1854 CONST_DOUBLE with mode no wider than SImode.
1855 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1857 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
1858 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1860 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1861 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
1862 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1864 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1866 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1868 2004-07-07 Per Bothner <per@bothner.com>
1870 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
1872 2004-07-07 Mike Stump <mrs@apple.com>
1874 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1875 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1876 (machopic_finish): Likewise.
1878 2004-07-07 Richard Henderson <rth@redhat.com>
1880 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1881 through any value-preserving cast.
1883 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1885 * function.c (assign_parm_find_data_types): Call
1886 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1888 2004-07-07 Steven Bosscher <stevenb@suse.de>
1890 * tree-cfg.c (group_case_labels): Remove case labels that have
1891 the same target as the default case.
1893 2004-07-07 Steven Bosscher <stevenb@suse.de>
1895 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1896 regardless of DECL_LANG_SPECIFIC being present or not.
1897 * tree.h (DECL_NUM_STMTS): Purge.
1899 2004-07-07 Andrew Pinski <apinski@apple.com>
1901 * configure: Regenerate with the right autoconf.
1903 2004-07-07 David Edelsohn <edelsohn@gnu.org>
1905 * ifcvt.c (total_bb_rtx_cost): New function.
1906 (find_if_case_1): Compare rtx_cost of basic block to cost of
1908 (find_if_case_2): Same.
1910 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1913 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1914 (output_return): Likewise.
1915 (output_sibcall): Abort if !flag_delayed_branch.
1916 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1917 (emit_and_preserve): New function.
1918 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
1919 indirect jump to the thunked-to function if !flag_delayed_branch.
1920 * config/sparc/sparc.md (delayed_branch): New attribute.
1921 (load_pcrel_sym): Honor flag_delayed_branch. Use above
1922 attribute to compute the length of the insn.
1923 (goto_handler_and_restore): Likewise.
1925 2004-07-07 Andrew Pinski <apinski@apple.com>
1927 PR tree-optimization/15777
1928 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1930 * expr.c (expand_expr_real_1): Fix formating.
1931 BUFFER_REF and IN_EXPR are dead.
1932 * fold-const.c (non_lvalue): BUFFER_REF is dead.
1933 * tree-inline.c (estimate_num_insns_1): Likewise.
1934 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1935 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1936 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1938 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
1940 * collect2.c (dump_file): Don't call cplus_demangle if
1941 HAVE_LD_DEMANGLE is defined.
1942 (main): Pass "--demangle" to ld if no_demangle is not 0 and
1943 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1944 if HAVE_LD_DEMANGLE is defined.
1946 * configure.ac (--with-demangler-in-ld): Added
1947 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1948 --with-demangler-in-ld is used.
1949 * config.in: Regenerated.
1950 * configure: Likewise.
1952 2004-07-07 Roger Sayle <roger@eyesopen.com>
1954 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1955 for simple floating point operations "fp", double precision
1956 multiplication "dmul", and single and double precision division
1957 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
1958 (ppc630_cost): New table split from ppc620_cost, to distinguish
1959 differences in floating point latencies.
1960 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1961 (rs6000_rtx_costs): Add support for single and double precision
1962 floating point addition, subtraction, multiplication, division,
1963 fused-multiply-add, fused-multiply-sub, negation, absolute value
1964 and negative absolute value. Tweak MEM case to use prefered idiom.
1966 2004-07-07 Richard Henderson <rth@redhat.com>
1968 * tree-flow-inline.h (may_propagate_copy): Move...
1969 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
1970 attempt to copy between types requiring conversion.
1971 * tree-flow.h (may_propagate_copy): Update decl.
1972 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1974 2004-07-07 Jakub Jelinek <jakub@redhat.com>
1976 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1977 from -mtune= option.
1979 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1981 * builtins.c: Rename movstr*, except for movstrict*, to
1982 movmem* and clrstr* to clrmem*.
1985 * genopinit.c: Likewise.
1986 * integrate.c: Likewise.
1987 * local-alloc.c: Likewise.
1988 * optabs.c: Likewise.
1989 * optabs.h: Likewise.
1990 * config/alpha/alpha.h: Likewise.
1991 * config/alpha/alpha.md: Likewise.
1992 * config/arm/arm-protos.h: Likewise.
1993 * config/arm/arm.c: Likewise.
1994 * config/arm/arm.md: Likewise.
1995 * config/avr/avr.md: Likewise.
1996 * config/c4x/c4x.c: Likewise.
1997 * config/c4x/c4x.md: Likewise.
1998 * config/frv/frv.md: Likewise.
1999 * config/i386/i386-protos.h: Likewise.
2000 * config/i386/i386.c: Likewise.
2001 * config/i386/i386.h: Likewise.
2002 * config/i386/i386.md: Likewise.
2003 * config/i860/i860.c: Likewise.
2004 * config/i860/i860.md: Likewise.
2005 * config/ip2k/ip2k.md: Likewise.
2006 * config/ip2k/libgcc.S: Likewise.
2007 * config/ip2k/t-ip2k: Likewise.
2008 * config/m32r/m32r.c: Likewise.
2009 * config/m32r/m32r.md: Likewise.
2010 * config/mcore/mcore.md: Likewise.
2011 * config/mips/mips.c: Likewise.
2012 * config/mips/mips.md: Likewise.
2013 * config/ns32k/ns32k.c: Likewise.
2014 * config/ns32k/ns32k.h: Likewise.
2015 * config/ns32k/ns32k.md: Likewise.
2016 * config/pa/pa.c: Likewise.
2017 * config/pa/pa.md: Likewise.
2018 * config/pdp11/pdp11.h: Likewise.
2019 * config/pdp11/pdp11.md: Likewise.
2020 * config/rs6000/rs6000.c: Likewise.
2021 * config/rs6000/rs6000.md: Likewise.
2022 * config/s390/s390-protos.h: Likewise.
2023 * config/s390/s390.c: Likewise.
2024 * config/s390/s390.md: Likewise.
2025 * config/sh/lib1funcs.asm: Likewise.
2026 * config/sh/sh.c: Likewise.
2027 * config/sh/sh.md: Likewise.
2028 * config/sh/t-sh: Likewise.
2029 * config/sparc/sparc.h: Likewise.
2030 * config/vax/vax.md: Likewise.
2031 * config/xtensa/xtensa.c: Likewise.
2032 * config/xtensa/xtensa.md: Likewise.
2033 * doc/invoke.texi: Likewise.
2034 * doc/md.texi: Likewise.
2035 * doc/rtl.texi: Likewise.
2037 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
2040 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
2041 * config/mips/mips.c (mips_declare_common_object): New function,
2042 mostly split out from...
2043 (mips_output_aligned_decl_common): ...here.
2044 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
2045 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
2046 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
2047 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
2049 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2052 * function.c (assign_parms): Fix typo from previous change.
2054 2004-07-07 Jason Merrill <jason@redhat.com>
2057 * doc/extend.texi (C++ Interface): Correct information and
2060 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
2065 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
2068 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2071 * config/m32r/m32r.c (m32r_function_symbol): New function:
2072 Generate a symbol name RTX with the correct m32r specific flags
2074 (block_move_call): Use new function to generate correct symbol.
2075 * config/m32r/m32r-protos.h: Add prototype for new funcion.
2076 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
2079 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2081 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
2082 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
2083 TYPE_BINFO_BASETYPE): Remove.
2084 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
2086 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
2088 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
2089 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
2090 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
2091 (struct tree_binfo): Rename base_types to base_binfos.
2092 * alias.c (record_component_aliases): Adjust BINFO macros.
2093 * dbxout.c (dbxout_type): Likewise.
2094 * dwarf2out.c (gen_member_die): Likewise.
2095 * sdbout.c (sdbout_one_type): Likewise.
2096 * tree-dump.c (deque_and_dump): Likewise.
2097 * config/i386/i386.c (classify_argument,
2098 contains_128bit_aligned_vector_p): Likewise.
2100 2004-07-07 Nick Clifton <nickc@redhat.com>
2102 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
2103 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
2105 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2107 * vec.h: Fix the example use.
2109 2004-07-06 Richard Henderson <rth@redhat.com>
2111 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
2112 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
2113 * tree-inline.c (copy_body_r, setup_one_parameter,
2114 initialize_inlined_parameters, expand_call_inline,
2115 declare_inline_vars): Don't check it.
2116 (expand_calls_inline): Remove old version, rename new version
2117 from gimple_expand_calls_inline.
2118 * tree-optimize.c (execute_gimple): Remove.
2119 (pass_gimple): Don't run anything.
2121 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2123 * doc/sourcebuild.texi: Use semicolons instead of commas in
2126 2004-07-06 Richard Henderson <rth@redhat.com>
2128 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
2129 (sra_walk_modify_expr, scan_init): Likewise.
2130 (generate_element_zero): Check visited before scanning children.
2131 (generate_element_init): Set visited on error.
2132 (scalarize_init): Handle generate_element_init failure similar
2135 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2137 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
2138 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
2140 2004-07-06 Richard Henderson <rth@redhat.com>
2142 * config/i386/i386.c (legitimize_pic_address): Make static.
2143 (legitimize_address): Handle CONST with TLS operand.
2144 (ix86_expand_move): Don't call legitimize_pic_address directly.
2145 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
2147 2004-07-06 Roger Sayle <roger@eyesopen.com>
2149 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
2150 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
2151 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
2152 is currently executed unconditionally, i.e. not in "else_bb".
2154 2004-07-06 Steven Bosscher <stevenb@suse.de>
2156 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
2157 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2158 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
2159 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2160 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
2161 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2162 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
2163 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2164 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
2165 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2166 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
2167 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2168 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
2169 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2170 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
2171 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2173 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2175 * dojump.c (do_jump): REFERENCE_EXPR is dead.
2176 * expr.c (expand_expr_real_1): Ditto.
2177 * tree-inline.c (estimate_num_insns_1): Ditto.
2178 * tree-pretty-print.c (dump_generic_node): Ditto.
2182 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2184 * tree-ssa-pre.c (reference_node_pool): New pool.
2185 (find_or_generate_expression): Class 'r' is okay too.
2186 (create_value_expr_from): Ditto.
2187 (add_to_sets): LHS should not include vuses.
2189 (compute_avail): Reverse ordering of tests.
2190 Valuize INDIRECT_REF as well.
2192 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
2194 PR rtl-optimization/16380
2195 * loop.c (check_dbra_loop): Sink comparison instructions if they
2196 do something other than set cc0.
2198 2004-07-06 James E Wilson <wilson@specifixinc.com>
2200 * doc/interface.texi (longjmp and automatic variables): Delete
2201 paragraph recommending taking the address of a variable.
2203 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2205 * vec.h (VEC_embedded_alloc): Remove.
2206 (VEC_embedded_size, VEC_embedded_init): New.
2207 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2209 (VEC_truncate): New.
2210 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2211 (vec_embedded_alloc): Remove.
2212 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2213 (vec_embedded_alloc): Remove.
2215 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2217 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2218 (gt-langhooks.h): Remove.
2220 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2222 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2224 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2226 * config/sparc/sparc.c (get_pc_symbol): Rename into
2227 add_pc_to_pic_symbol.
2228 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2229 (load_pic_register): Account for previous changes.
2230 Use reg_names. Don't create the label twice.
2231 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2232 UNSPEC_LOAD_PCREL_SYM.
2233 (get_pc): Rename into load_pcrel_sym. Add predicate to
2234 operands. Remove condition.
2236 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2238 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2239 RECORD, UNION & QUAL_UNION is actually a binfo.
2241 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2242 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2243 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2244 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2245 * dwarf2out.c (add_data_member_location_attribute): Likewise.
2246 (gen_inheritance_die): Likewise.
2247 * tree-dump.c (deque_and_dump): Likewise.
2248 * doc/c-tree.texi (Binfos): Add under reconstruction note.
2250 2004-07-06 Steven Bosscher <stevenb@suse.de>
2252 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2254 * config/mcore/mcore.md: Model memory latency with a simple DFA
2255 pipeline description instead of a define_function_unit.
2257 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2259 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2260 * langhooks.h (var_mod_type_p): Likewise.
2261 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2262 * expr.c (count_type_elements): Properly handle return from
2263 array_type_nelts and properly test for overflow.
2264 * gimplify.c (gimplify_init_constructor): Properly handle return
2265 from array_type_nelts.
2266 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2267 * integrate.c (copy_decl_for_inlining): Correct comments.
2268 * tree-inline.c (remap_decl): Update comments, remove dead code,
2269 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2270 (remap_type): Only remap if variably modified by vars in function
2272 (copy_body_r): Use compatible_type langhooks to see when can fold.
2273 (setup_one_parameter): Don't remap type.
2274 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2275 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2276 compute TREE_INVARIANT for decl case.
2277 (find_var_from_fn): New function.
2278 (variably_modified_type_p): Add arg and call new function.
2279 * tree.h (variably_modified_type_p): Add extra arg.
2281 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2283 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2284 (goto_handler_and_restore_v9): Delete disabled insn.
2285 (goto_handler_and_restore_v9_sp64): Likewise.
2287 2004-07-05 Roger Sayle <roger@eyesopen.com>
2289 * calls.c (load_register_parameters): Call expand_shift instead
2290 of expand_binop with ashl_optab (or other shift optab) directly.
2291 * expr.c (emit_group_load, emit_group_store): Likewise.
2292 * function.c (assign_parm_setup_block): Likewise.
2293 * stmt.c (shift_return_value): Likewise.
2295 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2297 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2299 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2301 * doc/sourcebuild.texi: Revert previous patch.
2303 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2305 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2306 TARGET_MEM_FUNCTIONS.
2307 * system.h: Poison TARGET_MEM_FUNCTIONS.
2308 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2309 bcmp_libfunc, bzero_libfunc): Remove.
2310 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2312 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2313 * doc/standards.texi: Don't mention calling BSD string functions.
2314 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2315 * config/vax/t-memfuncs: New.
2316 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2317 config/memset.c: New.
2318 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2319 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2321 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2322 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2323 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2324 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2325 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2326 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2327 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2328 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
2329 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
2330 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
2332 2004-07-05 Richard Henderson <rth@redhat.com>
2334 * function.c (assign_parm_setup_reg): Properly rename variables in
2335 FUNCTION_ARG_CALLEE_COPIES section.
2337 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2339 * tree-mudflap.c: Include cgraph.h.
2340 (mf_init_extern_trees): Rename to mudflap_init. Export.
2341 Rewrite to create synthetic declarations instead of looking
2342 up declarations from mf-runtime.h.
2343 (mf_make_builtin, mf_make_cache_struct_type): New functions.
2344 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
2346 (execute_mudflap_function_decls, mudflap_register_call):
2347 Don't call mf_init_extern_trees.
2348 (mudflap_finish_file): Use cgraph_build_static_cdtor.
2350 * tree-mudflap.h: Update prototypes.
2351 * c-mudflap.c: Delete file.
2352 * c-common.c: Include tree-mudflap.h.
2353 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
2354 * Makefile.in: Remove all references to c-mudflap.o.
2355 Update dependencies.
2357 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2359 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
2360 displacements with the spatial-locality cache-control completer.
2362 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2364 * langhooks.c: Don't include gt-langhooks.h.
2365 (var_labelno): Delete.
2366 (lhd_set_decl_assembler_name): Do not append a distinguishing
2367 number to file-scope internal-linkage declarations for the first
2368 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
2369 the declaration itself (if at block scope), or its containing
2370 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
2373 * opts.c (cur_in_fname): New global.
2374 * opts.h: Declare it.
2375 * tree.c: Include opts.h.
2376 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
2377 DECL_UID equal to cur_in_fname.
2378 (copy_node_stat): Do not change DECL_UID when copying a
2379 TRANSLATION_UNIT_DECL.
2380 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
2381 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
2383 * c-decl.c (c_static_assembler_name): Delete.
2384 * c-tree.h (c_static_assembler_name): Delete prototype.
2385 * c-lang.c, objc/objc-lang.c: Don't override
2386 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
2388 * Makefile.in (tree.o): Update dependencies.
2389 (GTFILES): Remove langhooks.c.
2391 2004-07-05 Roger Sayle <roger@eyesopen.com>
2393 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
2394 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
2395 Normalize "X % C" as "X % -C" for signed modulus and negative C.
2396 Optimize "X % -Y" as "X % Y" for signed modulus.
2397 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
2398 into "((unsigned) X % Y) == 0".
2400 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2402 * sourcebuild.texi (Config Fragments): Use @comma{} in
2403 cross-reference to section title.
2405 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2407 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
2408 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
2409 (gimplify_target_expr, gimplify_expr): Likewise.
2410 (copy_if_shared_r): No longer need special case for BIND_EXPR.
2411 (unshare_body, unvisit_body): Only look at nested if BODY_P is
2413 (gimplify_compound_lval): See if we can strip any useless conversion.
2414 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
2416 (gimplify_modify_expr_to_memset): Likewise.
2417 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
2418 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
2419 (declare_inline_vars): Likewise.
2420 (walk_type_fields): New function.
2421 (walk_tree): Use it.
2422 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
2424 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
2425 (sra_walk_modify_expr): Allow init function to fail.
2426 (scan_init): Now returns bool.
2427 (generate_element_init): If can't understand INIT, return false.
2428 (scalarize_init): Return false if generate_element_init does.
2430 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
2433 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
2434 bounds if bounds aren't constant.
2436 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
2438 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
2439 to type hooks; remove bogus PARAMS.
2441 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
2443 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
2444 * dwarf2out.c (add_data_member_location_attribute): Check for
2446 * tree.c (tree_node_kinds): Add "binfos".
2447 (binfo_lang_slots): New.
2448 (make_node_stat): Add TREE_BINFO.
2449 (make_tree_binfo_stat): New.
2450 (tree_node_structure): Add TREE_BINFO.
2451 * tree.def (TREE_BINFO): New.
2452 * tree.h (REC_OR_UNION_CHECK): Rename to ...
2453 (RECORD_OR_UNION_CHECK): ... here.
2454 (NOT_RECORD_OR_UNION_CHECK): New.
2455 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
2456 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
2457 RECORD_OR_UNION_CHECK.
2458 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
2459 (TYPE_LANG_SLOT_1): New.
2460 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
2461 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
2462 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
2463 (BINFO_ELTS): Remove.
2464 (BINFO_LANG_SLOT): New.
2465 (struct tree_binfo): New.
2466 (binfo_lang_slots): Declare.
2467 (enum tree_node_structure_enum): Add TS_BINFO.
2468 (union tree_node): Add binfo.
2469 (make_tree_binfo_stat): Declare.
2470 (make_tree_binfo): New.
2471 (enum tree_node_kind): Add binfo_kind.
2473 * objc/objc-act.c (start_class, objc_declare_protocols,
2474 start_protocols): Use TYPE_LANG_SLOT_1.
2475 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
2477 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
2478 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
2479 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
2480 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
2482 2004-07-05 Steven Bosscher <stevenb@suse.de>
2484 * rtl.h (struct rtx_def): Remove the integrated flag.
2485 Use the return_val flag for MEM_SCALAR_P.
2486 Reshuffle and update flags in CLEAR_RTX_FLAGS.
2488 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
2491 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
2492 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
2495 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
2497 * var-tracking.c: Fix some comments.
2498 (frame_stack_adjust): New.
2499 (vt_stack_adjustments): Init stack_adjust of entry block to
2500 minus stack adjustment of function prologue.
2501 (adjust_stack_reference): Do not adjust if adjustment == 0.
2502 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
2503 (emit_notes_in_bb): Likewise.
2504 (vt_add_function_parameters): Do not adjust locations of
2506 (vt_initialize): Compute the stack adjustment of function
2507 prologue and offset the initial "location" of frame_base_decl
2508 from the stack pointer after prologue.
2510 2004-07-04 Richard Henderson <rth@redhat.com>
2512 * function.c (struct assign_parm_data_all): New.
2513 (struct assign_parm_data_one): New.
2514 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
2515 assign_parm_find_data_types, assign_parms_setup_varargs,
2516 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
2517 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
2518 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
2519 assign_parm_setup_block, assign_parm_setup_reg,
2520 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
2521 (assign_parms): ... here.
2523 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
2525 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
2526 now are bitmap_set_t's.
2527 (bitmap_insert_into_set): No point in inserting the value if
2529 (bitmap_set_contains): New function.
2530 (bitmap_set_replace_value): Add comment on why we do it
2532 (set_contains): Removed.
2533 (bitmap_set_subtract_from_value_set): New name of
2534 set_subtract now that it's arguments are two different
2537 (bitmap_find_leader): Change algorithm used.
2538 (find_or_generate_expression): Update use of functions for new
2540 (create_expression_by_pieces): Ditto.
2541 (insert_aux): Ditto.
2543 (add_to_sets): Ditto.
2545 (execute_pre): Ditto.
2546 (compute_avail): Ditto.
2547 Also ignore virtual phis.
2549 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2551 * combine.c (simplify_comparison): Fix comment typo.
2553 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2555 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
2556 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
2557 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
2558 (output_restore): Change parameter from 'insn' to 'pat'.
2559 (output_return): Adjust call to output_restore.
2560 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
2561 Adjust call to output_restore.
2563 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2565 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
2566 and assert system is bsd.
2568 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2570 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
2571 (TARGET_SWITCHES): Remove -mdebugc.
2572 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2573 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
2574 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
2575 (sle_[sd]i_reg): Delete.
2577 2004-07-04 Steven Bosscher <stevenb@suse.de>
2579 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2581 * config/iq2000/iq2000.md: Translate old pipeline description to an
2584 2004-07-04 Roger Sayle <roger@eyesopen.com>
2586 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2587 Ensure the replacement rhs is valid gimple before performing
2588 the substitution. Return false if these sanity checks fail.
2589 (fold_stmt): Only set changed to true, if set_rhs returns true.
2590 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2593 2004-07-04 Richard Henderson <rth@redhat.com>
2596 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2598 2004-07-04 Mark Mitchell <mark@codesourcery.com>
2600 * configure.ac (ranlib_flags): New variable.
2601 * Makefile.in (RANLIB_FLAGS): New variable.
2602 (libbackend.a): Use it.
2603 * configure: Regenerated.
2605 2004-07-04 Roger Sayle <roger@eyesopen.com>
2607 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2608 a "sign mask" instead of using ashr_optab directly.
2610 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2612 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2613 * doc/cppopts.texi: Clarify processing of command-line defines.
2615 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
2617 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2619 2004-07-04 Richard Henderson <rth@redhat.com>
2621 * rtl.def (ADDRESSOF): Remove.
2622 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2623 (find_base_term, memrefs_conflict_p): Likewise.
2624 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2625 (fold_rtx, cse_insn, set_live_p): Likewise.
2626 * dwarf2out.c (mem_loc_descriptor): Likewise.
2627 (add_location_or_const_value_attribute): Likewise.
2628 * emit-rtl.c (copy_insn_1): Likewise.
2629 * explow.c (memory_address): Likewise.
2630 * expmed.c (store_split_bit_field): Likewise.
2631 * expr.c (expand_expr_real_1): Likewise.
2632 * function.c (instantiate_decl
2633 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2634 * genrecog.c (preds, validate_pattern): Likewise.
2635 * integrate.c (copy_rtx_and_substitute): Likewise.
2636 * recog.c (general_operand, register_operand): Likewise.
2637 (memory_address_p): Likwise.
2638 * reload1.c (eliminate_regs, elimination_effects): Likewise.
2639 * rtl.c (copy_rtx): Likewise.
2640 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2641 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2642 * rtlhooks.c (gen_lowpart_general): Likewise.
2643 * stmt.c (expand_asm_operands): Likewise.
2644 * web.c (entry_register, replace_ref, web_main): Likewise.
2645 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2646 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2647 * config/arm/arm.c (thumb_rtx_costs): Likewise.
2648 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2649 * config/frv/frv.c (move_destination_operand, move_source_operand,
2650 condexec_dest_operand, condexec_source_operand,
2651 condexec_memory_operand): Likewise.
2652 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2653 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2654 (destination_xfmode_operand): Likewise.
2655 * config/mips/mips.h (PREDICATE_CODES): Likewise.
2656 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2657 * config/s390/s390.c (general_s_operand): Likewise.
2658 * config/s390/s390.md (mov*): Likewise.
2659 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2661 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2662 * expr.c (expand_expr_real_1): Likewise.
2663 * stmt.c (expand_decl): Likewise.
2664 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2666 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2667 postponed_insns, put_var_into_stack, put_reg_into_stack,
2668 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2669 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2670 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2671 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2672 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2673 purge_bitfield_addressof_replacements, purge_addressof_replacements,
2674 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2675 struct insns_for_mem_walk_info, insns_for_mem_walk,
2676 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2677 setjmp_protect_args): Remove.
2678 (push_function_context_to): Don't handle var_refs_queue.
2679 (pop_function_context_from, free_after_compilation): Likewise.
2680 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2681 (assign_parms, allocate_struct_function): Likewise.
2682 (use_register_for_decl): New.
2683 (expand_function_end): Don't setjmp_protect.
2684 * function.h (struct emit_status): Update commentary.
2685 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2686 (max_parm_reg, parm_reg_stack_loc): Remove.
2687 * passes.c (DFI_addressof): Remove.
2688 (dump_file_info): Remove addressof.
2689 (rest_of_handle_addressof): Remove.
2690 (rest_of_compilation): Don't call it.
2691 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2692 * stmt.c (expand_decl): Use use_register_for_decl.
2693 * tree.h: Update decls.
2694 * web.c (mark_addressof): Remove.
2695 * doc/invoke.texi (-dF): Remove.
2697 2004-07-03 Richard Henderson <rth@redhat.com>
2699 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2700 instead of gen_mem_addressof.
2701 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2702 TImode output register.
2704 2004-07-03 Richard Henderson <rth@redhat.com>
2706 PR tree-optimization/16341
2707 * tree-sra.c (sra_walk_function): Increment to next stmt before
2708 processing the current stmt.
2709 (sra_insert_after): Always use BSI_SAME_STMT.
2711 2004-07-03 Richard Henderson <rth@redhat.com>
2713 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2716 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2718 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2719 with tree_int_cst_equal.
2721 2004-07-03 Andreas Schwab <schwab@suse.de>
2723 * config/ia64/ia64.md: Define new attribute "empty".
2724 (prologue_use, nop_x, insn_group_barrier): Set it.
2726 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2727 skip over "empty" insns.
2729 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2731 * tree-inline.c (initialize_inlined_parameters): Pass proper function
2732 context to gimplify_body.
2733 (walk_tree): Don't walk into types twice.
2734 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2736 * tree-sra.c (generate_element_init): Remove any useless conversions.
2738 * gimplify.c (gimplify_conversion): Remove stripping useless
2739 conversions from here.
2740 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2741 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2742 Unshare before substituting PLACEHOLDER_EXPR.
2743 (gimplify_modify_expr_to_memset): Likewise.
2744 Pass address of TO to memset, not TO itself.
2745 (gimplify_init_constructor): Make copy of OBJECT so we have it each
2746 time we make an expression (to match a PLACEHOLDER_EXPR).
2748 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2749 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2750 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2751 * tree-ssa-dom.c (local_fold): Likewise.
2753 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2754 * langhooks.h (strct lang_hooks): New field type_max_size.
2755 * function.c (assign_temp): Call it.
2757 2004-07-03 Steven Bosscher <stevenb@suse.de>
2759 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2760 * config/sh/sh.md: Convert the SH1 pipeline description to
2763 2004-07-02 Zack Weinberg <zack@codesourcery.com>
2765 * c-decl.c (struct c_binding): Remove contour field; add
2766 depth, invisible, nested fields.
2767 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2768 (B_IN_EXTERNAL_SCOPE): New convenience macros.
2769 (bind): Add invisible and nested arguments. Initialize
2770 new fields of struct c_binding; adjust loop scanning for
2772 (free_binding_and_advance): Clear structure with memset.
2773 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
2774 in file scope, even if it's in external scope too.
2775 (pushdecl): Adjust to match. Create invisible file-scope
2776 declarations for block-scope forward declarations of static functions.
2777 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2778 (undeclared_variable, lookup_label, declare_label, define_label)
2779 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2780 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2781 (store_parm_decls_oldstyle): Adjust to match.
2782 (diagnose_mismatched_decls): Correct handling of linkage clashes.
2783 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2785 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2786 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2788 2004-07-02 Richard Henderson <rth@redhat.com>
2790 * c-decl.c (grokdeclarator): Don't frob current_function_decl
2791 around variable_size.
2792 (set_decl_nonlocal): Remove.
2793 (store_parm_decls): Add stmts for pending sizes.
2794 * calls.c (calls_function, calls_function_1): Remove.
2795 (precompute_arguments): Don't call it.
2796 * cfgexpand.c (set_save_expr_context): Remove.
2797 (tree_expand_cfg): Don't call it.
2798 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2799 (dwarf2out_finish): Likewise.
2800 * expr.c (emit_block_move): Adjust addresses to BLKmode.
2801 (store_constructor): Don't pre-evaluate SAVE_EXPR.
2802 (safe_from_p): Don't queue SAVE_EXPRs.
2803 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2804 or build plain VAR_DECLs.
2805 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2807 (fold_checksum_tree): Don't special-case SAVE_EXPR.
2808 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2809 (put_var_into_stack): Don't handle SAVE_EXPR.
2810 (gen_mem_addressof): Likewise.
2811 * function.h (struct function): Remove x_save_expr_regs.
2812 (save_expr_regs): Remove.
2813 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2814 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2815 * stor-layout.c (variable_size): Don't set it.
2816 (force_type_save_exprs, force_type_save_exprs_1): Remove.
2817 * tree-inline.c (remap_save_expr): Remove fn argument. Update
2818 all callers. Don't set SAVE_EXPR_CONTEXT.
2819 * tree-inline.h (remap_save_expr): Update decl.
2820 * tree.c (save_expr): Update build size.
2821 (first_rtl_op): Don't handle SAVE_EXPR.
2822 (unsave_expr_1, contains_placeholder_p): Likewise.
2823 (decl_function_context): Likewise.
2824 * tree.def (SAVE_EXPR): Remove args 1 and 2.
2825 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2826 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2828 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2830 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2831 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2832 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2833 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2834 some first-person references and patronizing comments. Based on
2836 * doc/invoke.texi: Don't reference fortran@gnu.org.
2837 * doc/trouble.texi (Warning when a non-void function value is
2838 ignored): Rewrite. From Russ Allbery and Chris Devers.
2840 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
2842 * tree-ssa-pre.c (bitmap_set_t): New.
2843 (bb_value_sets): avail_out is now a bitmap_set_t.
2844 (bitmap_find_leader): New function.
2845 (bitmap_value_insert_into_set): Ditto.
2846 (bitmap_set_copy): Ditto.
2847 (bitmap_value_replace_in_set): Ditto.
2848 (bitmap_set_contains_value): Ditto.
2849 (bitmap_set_new): Ditto.
2850 (bitmap_set_pool): New pool.
2851 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2852 (insert_aux): Ditto.
2853 (add_to_sets): Ditto.
2854 (compute_avail): Ditto
2858 (execute_pre): Ditto.
2860 2004-07-02 Roger Sayle <roger@eyesopen.com>
2862 * config/rs6000/rs6000.c (struct processor_costs): New structure
2863 used to hold instruction latencies/sizes for processor types.
2864 (rs6000_cost): New global variable pointing to current CPU's costs.
2865 (rs6000_override_options): Initialize rs6000_cost to point to the
2866 appropriate cost table based upon rs6000_cpu and optimize_size.
2867 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2870 2004-07-02 Richard Henderson <rth@redhat.com>
2872 * expmed.c (make_tree): Don't use SET_DECL_RTL.
2874 2004-07-02 Steven Bosscher <stevenb@suse.de>
2876 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2878 2004-07-01 Richard Henderson <rth@redhat.com>
2880 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2881 (alpha_gp_save_rtx): Use assign_stack_local instead of
2884 2004-07-01 Richard Henderson <rth@redhat.com>
2886 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2887 (alpha_rtx_cost_data): Update to match.
2888 (alpha_rtx_cost_size): New.
2889 (alpha_rtx_costs): Honor optimize_size.
2891 2004-07-01 Richard Henderson <rth@redhat.com>
2893 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2894 * cfgexpand.c (tree_expand_cfg): Do it here.
2895 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2896 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2897 * config/mips/mips.c (mips_output_mi_thunk): And here.
2898 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2899 * config/sh/sh.c (sh_output_mi_thunk): And here.
2900 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2902 2004-07-01 Richard Henderson <rth@redhat.com>
2904 * tree.def (RTL_EXPR): Remove.
2905 * c-typeck.c (lvalue_p): Don't handle it.
2906 * expr.c (safe_from_p): Likewise.
2907 (expand_expr_real_1): Likewise.
2908 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2909 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2910 * gengtype.c (adjust_field_tree_exp): Likewise.
2911 * stmt.c (warn_if_unused_value): Likewise.
2912 * tree-gimple.c (recalculate_side_effects): Likewise.
2913 * tree-pretty-print.c (dump_generic_node): Likewise.
2914 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2915 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2916 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2918 * stmt.c (struct stmt_status): Remove x_last_expr_type,
2919 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2920 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2921 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
2922 all the bits that tracked last_expr.
2923 (expand_end_bindings): Don't track last_expr.
2924 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2925 (clear_last_expr): Remove.
2926 (expand_asm): Don't call it.
2927 (expand_asm_operands, expand_end_cond): Likewise.
2928 (expand_naked_return, expand_null_return_1): Likewise.
2929 * c-typeck.c (c_begin_compound_stmt): Likewise.
2930 * cfgexpand.c (expand_block): Use expand_expr_stmt.
2931 * expr.c (expand_expr_real_1): Likewise.
2932 * tree.h: Update prototypes.
2934 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2935 (struct emit_status): Remove sequence_rtl_expr.
2936 (struct function): Remove x_rtl_expr_chain.
2937 (seq_rtl_expr, rtl_expr_chain): Remove.
2938 * function.c (struct temp_slot): Remove rtl_expr.
2939 (assign_stack_temp_for_type): Don't set it.
2940 (free_temp_slots, pop_temp_slots): Don't check it.
2941 (free_after_compilation): Don't clear x_rtl_expr_chain.
2942 (fixup_var_refs): Don't search it.
2943 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2944 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2946 (push_topmost_sequence): Likewise.
2947 (end_sequence, init_emit): Likewise.
2948 (start_sequence_for_rtl_expr): Remove.
2949 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2950 * rtl.h (preserve_rtl_expr_result): Remove.
2952 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
2954 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2955 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2958 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2960 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2961 (STANDARD_STARTFILE_PREFIX_2): Define.
2962 (standard_startfile_prefix_1): Initialize to
2963 STANDARD_STARTFILE_PREFIX_1.
2964 (standard_startfile_prefix_2): Initialize to
2965 STANDARD_STARTFILE_PREFIX_2.
2966 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2967 (STANDARD_STARTFILE_PREFIX_1): Define.
2968 (STANDARD_STARTFILE_PREFIX_2): Define.
2969 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2970 (STANDARD_STARTFILE_PREFIX_2): Document.
2972 2004-07-01 Richard Henderson <rth@redhat.com>
2974 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2975 in order to disable scalarization. Instead set a flag and wait
2976 for a candidate decl.
2978 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2980 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2981 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2982 Use terminology "testsuite" and "enumerated".
2984 2004-07-01 Richard Henderson <rth@redhat.com>
2986 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2987 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2988 (initial_return_save): Likewise.
2989 (flush_queued_reg_saves): Remap register numbers.
2990 (dwarf2out_return_reg): Likewise.
2992 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2994 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2996 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2997 access functions for lower bound and element size and only output
2998 if lower bound nonzero or element size not same as that of type.
2999 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
3001 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3003 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
3005 2004-07-01 Per Bothner <per@bothner.com>
3007 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
3009 2004-07-01 Jakub Jelinek <jakub@redhat.com>
3011 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
3012 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
3013 first operand. Don't optimize if the bitfield is volatile.
3015 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3017 * c-pretty-print.c (pp_c_postfix_expression): Handle
3018 floating-point comparison operators.
3019 (pp_c_expression): Pass floating-point comparison
3020 operators to pp_c_postfix_expression.
3022 2004-07-01 Roger Sayle <roger@eyesopen.com>
3024 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
3025 rtx_cost instead of "had_mult" to determine whether the transformed
3026 expression is cheaper than the original.
3028 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
3030 * alias.c (get_alias_set, canon_rtx, get_addr,
3031 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
3033 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
3034 expand_builtin): Likewise.
3035 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
3037 * combine.c (can_combine_p, combinable_i3pat, try_combine,
3038 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
3039 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
3040 record_dead_and_set_regs_1, get_last_value_validate,
3041 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
3042 * cse.c (check_dependence, canon_hash, equiv_constant,
3043 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
3044 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
3045 count_reg_usage): Likewise.
3046 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
3047 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
3048 cselib_record_sets): Likewise.
3049 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
3050 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
3051 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
3052 * df.c (df_uses_record): Likewise.
3053 * dojump (do_jump): Likewise.
3054 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
3055 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
3056 decl_start_label): Likewise.
3057 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
3058 operand_subword, change_address_1, make_safe_from): Likewise.
3059 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
3060 stabilize, force_not_mem): Likewise.
3061 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
3062 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
3063 * expr.c (convert_move, convert_modes, emit_block_move,
3064 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
3065 emit_move_insn_1, expand_assignment, store_expr,
3066 store_constructor_field, store_constructor, store_field,
3067 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
3069 * final.c (cleanup_subreg_operands, alter_subreg,
3070 get_mem_expr_from_op): Likewise.
3071 * flow.c (notice_stack_pointer_modification_1,
3072 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
3074 * function.c (mark_temp_addr_taken, preserve_temp_slots,
3075 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
3076 optimize_bit_field, flush_addressof, purge_addressof_1,
3077 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
3078 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
3079 keep_stack_depressed): Likewise.
3080 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
3081 noce_process_if_block, find_memory): Likewise.
3082 * integrate.c (subst_constants, allocate_initial_values): Likewise.
3083 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
3084 update_equiv_regs): Likewise.
3085 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
3086 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
3087 * optabs.c (expand_abs, emit_unop_insn): Likewise.
3088 * passes.c (rest_of_handle_final): Likewise.
3089 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
3090 move2add_note_store): Likewise.
3091 * ra-build.c (detect_remat_webs): Likewise.
3092 * ra-debug.c (dump_static_insn_cost): Likewise.
3093 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
3094 * recog.c (validate_change, apply_change_group, cancel_changes,
3095 validate_replace_rtx_1, general_operand, register_operand,
3096 nonmemory_operand, push_operand, pop_operand, memory_operand,
3097 indirect_operand, asm_operand_ok, offsettable_memref_p,
3098 offsettable_nonstrict_memref_p, constrain_operands,
3099 store_data_bypass_p): Likewise.
3100 * reg-stack.c (subst_stack_regs_pat): Likewise.
3101 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
3102 copy_cost, reg_scan_mark_refs): Likewise.
3103 * regmove.c (optimize_reg_copy_3, stack_memref_p,
3104 combine_stack_adjustments_for_block): Likewise.
3105 * regrename.c (copyprop_hardreg_forward_1): Likewise.
3106 * reload.c (can_reload_into, push_reload, decompose, immune_p,
3107 find_reloads, find_reloads_address, find_reloads_address_1,
3108 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
3109 find_equiv_reg): Likewise.
3110 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
3111 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
3112 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
3113 delete_address_reloads): Likewise.
3114 * resource.c (mark_referenced_resources): Likewise.
3115 * rtlanal.c (get_jump_table_offset, count_occurrences,
3116 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
3117 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
3118 num_sign_bit_copies1): Likewise.
3119 * rtlhooks.c (gen_lowpart_general): Likewise.
3120 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
3121 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
3122 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
3123 sdbout_global_decl): Likewise.
3124 * simplify-rtx.c (simplify_subreg): Likewise.
3125 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
3126 expand_anon_union_decl, expand_end_case_type): Likewise.
3127 * unroll.c (calculate_giv_inc): Likewise.
3128 * var-tracking.c (stack_adjust_offset_pre_post,
3129 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
3130 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
3131 vt_add_function_parameters): Likewise.
3132 * varasm.c (make_var_volatile, notice_global_symbol,
3133 assemble_external, decode_addr_const, mark_weak,
3134 default_encode_section_info): Likewise.
3136 2004-07-01 Steven Bosscher <stevenb@suse.de>
3138 * stmt.c (check_seenlabel): Remove.
3139 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
3141 2004-07-01 Richard Henderson <rth@redhat.com>
3143 * function.h (struct function): Remove x_function_call_count.
3144 (function_call_count): Remove.
3145 * calls.c (expand_call): Don't set it.
3146 * integrate.c (copy_rtx_and_substitute): Likewise.
3148 * function.h (struct function): Remove x_cleanup_label.
3149 (cleanup_label): Remove.
3150 * stmt.c (expand_value_return): Don't use it.
3151 * function.c (free_after_compilation): Don't set it.
3152 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
3153 * cfgexpand.c (tree_expand_cfg): Update call.
3154 * tree.h (expand_function_start): Update decl.
3156 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3159 * c-lang.c (c_initialize_diagnostics): Move from here ...
3160 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
3161 (c_tree_printer): Use pretty-printer to format %T.
3162 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
3163 before '*' if not C++.
3164 (pp_c_direct_abstract_declarator): Don't try to print array upper
3165 bound for flexible array members.
3166 * c-tree.h: Include "diagnostic.h".
3167 (c_initialize_diagnostics): Declare.
3168 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
3169 * c-format.c (format_type_warning): New function. Improve
3170 diagnostics for incorrect format argument types.
3171 (check_format_types): Use it. Add two parameters. Use the
3172 TYPE_MAIN_VARIANT of wanted_type.
3173 (check_format_info_main): Pass new parameters to
3175 (struct format_wanted_type): Update comment.
3177 2004-07-01 Nick Clifton <nickc@redhat.com>
3179 * target.h (struct gcc_target): Add new field to struct cxx:
3180 import_export_class.
3181 * target-def.h (TARGET_CXX): Initialise the new field.
3182 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
3184 * doc/tm.texi: Document the new target hook.
3186 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3188 * builtins.c (fold_builtin_classify): Fix typo.
3190 2004-07-01 Richard Henderson <rth@redhat.com>
3192 * function.c (identify_blocks, identify_blocks_1): Remove.
3193 * function.h (identify_blocks): Remove.
3194 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3196 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3198 * builtins.c (fold_builtin_classify): New.
3199 (fold_builtin_unordered_cmp): Fix commentary.
3200 (fold_builtin): Use it.
3201 * builtins.def: Define builtins for isnan,
3202 isnanf, isnanl, finite, finitef, finitel,
3203 isinf, isinff, isinfl.
3205 2004-07-01 Richard Henderson <rth@redhat.com>
3207 * function.h (struct function): Remove dont_emit_block_notes.
3208 * gimple-low.c (lower_function_body): Don't set it.
3209 * cfgexpand.c (expand_block): Don't check it.
3210 * cfglayout.c (insn_locators_initialize): Likewise.
3211 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3212 * passes.c (rest_of_compilation): Likewise.
3213 * stmt.c (expand_start_bindings_and_block): Likewise.
3214 (expand_end_bindings): Likewise.
3216 2004-07-01 Richard Henderson <rth@redhat.com>
3218 * cgraph.h (cgraph_build_static_cdtor): Declare.
3219 * cgraphunit.c (cgraph_build_static_cdtor): New.
3220 * c-objc-common.c (build_cdtor): Use it.
3221 * coverage.c (create_coverage): Likewise.
3222 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3223 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3225 See ChangeLog.11 for earlier changes.