1 2004-07-13 Richard Henderson <rth@redhat.com>
3 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
5 (ind_gimplify_va_arg_expr): Remove.
6 * tree.h (ind_gimplify_va_arg_expr): Remove.
7 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
8 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
11 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
12 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
13 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
14 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
15 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
17 2004-07-13 Richard Henderson <rth@redhat.com>
19 * function.c (pass_by_reference): New.
20 (assign_parm_find_data_types): Use it.
21 * calls.c (initialize_argument_information): Likewise.
22 (emit_library_call_value_1): Likewise.
23 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
24 * function.h (pass_by_reference): Declare.
26 2004-07-13 Richard Henderson <rth@redhat.com>
28 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
29 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
30 * expr.h (MUST_PASS_IN_STACK): Remove.
31 * system.h (MUST_PASS_IN_STACK): Poison.
32 * tree.h (must_pass_in_stack_var_size): Declare.
33 (must_pass_in_stack_var_size_or_pad): Declare.
34 * calls.c (must_pass_in_stack_var_size): New.
35 (must_pass_in_stack_var_size_or_pad): Rename from
36 default_must_pass_in_stack.
37 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
38 (TARGET_MUST_PASS_IN_STACK): New.
39 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
40 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
41 (TARGET_MUST_PASS_IN_STACK): New.
42 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
43 * config/frv/frv.c (frv_must_pass_in_stack): New.
44 (TARGET_MUST_PASS_IN_STACK): New.
45 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
46 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
47 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
48 (ix86_must_pass_in_stack): Make static.
49 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
50 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
51 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
52 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
53 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
54 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
55 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
56 (mcore_must_pass_on_stack): Remove.
57 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
58 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
59 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
60 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
61 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
62 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
63 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
64 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
65 (TARGET_MUST_PASS_IN_STACK): New.
66 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
67 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
68 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
69 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
70 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
71 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
72 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
75 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
76 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
77 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
78 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
79 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
80 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
81 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
82 config/xtensa/xtensa.c: Use target hook.
84 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
86 * configure.ac (gcc_cv_as_offsetable_lo10: Fix a typo.
89 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
91 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
92 * config/mips/mips.h (mips_reg_names): Don't declare.
93 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
94 (TARGET_NAME_REGS): Delete.
95 (TARGET_SWITCHES): Remove -mrnames.
96 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
97 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
99 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
100 (override_options): Remove handling of TARGET_NAME_REGS.
102 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
104 * config/mips/mips.h (TARGET_*): Boolify.
106 2004-07-12 James E Wilson <wilson@specifixinc.com>
108 * Makefile.in (AR): Use @AR@ not ar.
110 (AR_FOR_TARGET): Use $(AR) not ar for native.
111 (NM_FOR_TARGET): Use $(NM) not nm for native.
112 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
113 * configure: Regenerate.
115 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
117 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
119 (ashldi3_sp64): Likewise.
121 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
124 * pa.c (function_arg): Update comment.
125 * pa.h (BLOCK_REG_PADDING): Define.
127 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
129 PR tree-optimization/16461
130 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
131 arguments of phi nodes.
133 2004-07-12 Devang Patel <dpatel@apple.com>
135 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
137 2004-07-12 Steve Ellcey <sje@cup.hp.com>
139 * function.c (expand_function_start): Ensure r_save is in Pmode.
140 * calls.c (prepare_call_address): Ensure static_chain_value is
142 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
143 r_save_area are in Pmode.
144 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
145 fnaddr, and static_chain are in Pmode.
147 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
150 * config/ia64/ia64.c (bundling): Don't count ignored insns.
152 2004-07-12 Richard Henderson <rth@redhat.com>
154 * target.h (struct gcc_target): Move gimplify_va_arg_expr
155 next to build_builtin_va_list.
156 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
157 * builtins.c (gimplify_va_arg_expr): Likewise.
158 * gimplify.c (copy_if_shared_r): Likewise.
160 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
162 * passes.c (rest_of_decl_compilation): Don't defer call of
163 assemble_variable if its DECL_RTL is already set.
165 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
167 * cfgloop.h (struct loop): Add nb_iterations field.
168 (current_loops): Declare.
169 * tree-chrec.c (chrec_not_analyzed_yet,
170 chrec_dont_know, chrec_known, count_ev_in_wider_type,
171 chrec_contains_symbols_defined_in_loop): Remove the temporary
173 * tree-flow-inline.h (loop_containing_stmt): New function.
174 * tree-scalar-evolution.c: Add implementation.
175 * tree-scalar-evolution.h: Add declarations.
177 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
179 PR rtl-optimization/15921
180 * Makefile.in (global.o): Add recog.h.
182 * global.c (recog.h): Add the include-clause.
183 (bb_info): New member earlyclobber.
184 (allocate_bb_info, free_bb_info): Initialize/finish the new
186 (earlyclobber_regclass, earlyclobber_regclass_length): The new
188 (check_earlyclobber, regclass_intersect,
189 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
191 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
192 (make_accurate_live_analysis): Modify pavin.
194 2004-07-12 Diego Novillo <dnovillo@redhat.com>
196 * tree-cfg.c (find_taken_edge): Statically compute the truth
197 value of a predicate comparing an SSA_NAME to itself.
199 2004-07-12 Roger Sayle <roger@eyesopen.com>
201 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
202 rs6000 doesn't have shift-and-add or shift-and-sub instructions
203 by returning the cost of a multiplication plus an addition.
205 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
207 PR tree-optimization/14107
208 * gimplify.c (gimplify_return_expr): Accept a
209 RETURN_EXPR with an error argument.
210 * tree-optimize.c (init_tree_optimization_passes):
211 Run pass_warn_function_return at -O0.
213 2004-07-12 Roger Sayle <roger@eyesopen.com>
215 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
218 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
220 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
221 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
222 * config/mips/3000.md: Add copyright notice. Remove automota and
223 function units; use generic ones instead. Only define reservations
224 for things that are different from generic.md. Extend each clause
226 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
227 * config/mips/mips.md: Include them. Remove define_function_units.
228 (alu, imuldiv): New automata and units.
230 2004-07-12 Ben Elliston <bje@au.ibm.com>
232 * doc/invoke.texi (Optimize Options): Document -frename-registers
233 not being enabled by default at -O3.
235 2004-07-11 Roger Sayle <roger@eyesopen.com>
237 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
238 floating point additions, to keep real immediate constant positive.
239 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
240 into X + C, and leave positive real constants as X - C.
242 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
244 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
246 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
248 PR tree-optimization/15654
249 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
251 2004-07-11 Roger Sayle <roger@eyesopen.com>
253 * builtins.c (fold_builtin_fputs): Don't bother converting the
254 return type to integer_type_node, as we've already checked that
255 the result will be ignored.
257 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
258 that signed addition, subtraction, multiplication, division,
259 remainder, negation and absolute value may potentially trap.
261 * fold-const.c (fold_ignored_result): New function to strip
262 non-side-effecting tree nodes from an expression whose result
264 (fold_convert): Call fold_ignored_result when casting a value
266 (omit_one_operand): Call fold_ignored_result on the "omitted"
267 operand when building a COMPOUND_EXPR.
268 (pedantic_omit_one_operand): Likewise.
269 * tree.h (fold_ignored_result): Prototype here.
270 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
271 when we're going to ignore the result.
273 2004-07-11 Richard Henderson <rth@redhat.com>
276 * tree-ssa-ccp.c (fold_stmt_r): Split out...
277 * tree.c (fields_compatible_p, find_compatible_field): ... new.
278 * tree.h (fields_compatible_p, find_compatible_field): Declare.
279 * tree-sra.c (sra_hash_tree): Hash fields by offset.
280 (sra_elt_eq): Use fields_compatible_p.
281 (generate_one_element_ref): Use find_compatible_field.
283 2004-07-11 Richard Henderson <rth@redhat.com>
286 * tree-sra.c (generate_one_element_init): New.
287 (generate_element_init): Use it.
288 (scalarize_init): Push/pop gimplify context around it.
289 (find_new_referenced_vars_1, find_new_referenced_vars): New.
290 * gimplify.c (gimplify_expr): Allow SSA_NAME.
292 2004-07-11 Roger Sayle <roger@eyesopen.com>
294 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
295 combine.c's combine_insn_cost.
296 * rtl.h (insn_rtx_cost): Prototype here.
297 * combine.c (combine_insn_cost): Delete function.
298 (combine_validate_cost): Update callers of combine_insn_cost to
299 call insn_rtx_cost instead.
300 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
301 requesting the rtx_cost of call and/or jump instructions.
303 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
304 rtx_cost directly. Don't request/use the cost of call or jump
305 instructions. Return -1 if the cost of any instruction can't be
306 determined (or the BB contains a function call).
307 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
308 -1 (i.e. can't determine the cost of any instruction or the basic
309 block contains a subroutine call).
310 (find_if_case_2): Likewise.
312 2004-07-11 Roger Sayle <roger@eyesopen.com>
314 * rs6000.c (struct processor_costs): Change semantics of fields to
315 include the COST_N_INSNS scaling, and update all initializers.
316 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
317 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
318 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
319 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
321 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
323 * LANGUAGES: Remove obsolete information.
325 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
327 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
328 SIGBUS signal frames, the PSW address points *to* the faulting
329 instruction, not after it.
331 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
333 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
334 added to TLS symbol addresses.
336 2004-07-11 Richard Henderson <rth@redhat.com>
338 * expmed.c (init_expmed): Use stack-local structures for
339 temporary rtl. Don't recognize shifts.
341 2004-07-11 Richard Henderson <rth@redhat.com>
343 * expr.c (store_expr): Don't fiddle subreg promotion for types
344 with precision smaller than the mode.
346 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
348 * tree.h (all_types_permanent): Remove.
350 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
352 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
353 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
354 * langhooks.c (lhd_clear_binding_stack): Remove.
355 * langhooks-def.h (lhd_clear_binding_stack,
356 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
357 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
358 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
359 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
360 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
361 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
362 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
363 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
364 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
365 * tree.h (poplevel): Don't declare.
366 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
367 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
368 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
369 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
372 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
374 PR tree-optimization/16437
375 * c-common.c (shorten_compare): Don't mark result of conversion to
376 narrower signed type as overflowing.
377 * fold-const.c (decode_field_reference): Determine whether
378 signedness comes from outer type using precision rather than size.
380 2004-07-11 Phil Edwards <phil@codesourcery.com>
382 * configure.ac: Alphabetize --enable-checking list, add
383 missing valgrind entry.
384 * configure: Regenerate.
386 2004-07-11 Phil Edwards <phil@codesourcery.com>
388 * doc/install.texi (Testing): Fix syntax in "make check" example.
390 2004-07-10 James E Wilson <wilson@specifixinc.com>
392 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
394 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
396 PR rtl-optimization/16001
397 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
400 2004-07-10 Geoffrey Keating <geoffk@apple.com>
402 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
404 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
405 James Morrison <phython@gcc.gnu.org>
407 * doc/contrib.texi (Contributors): Add gfortran contributors and
408 fix a couple of typos.
410 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
412 PR rtl-optimization/15387
413 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
414 to incoming args space correctly.
416 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
418 * pa.c (output_indirect_call): Only use %r2 as the link register in
419 indirect calls with the long PA 2.0 pc-relative branch.
421 2004-07-10 Daniel Jacobowitz <dan@debian.org>
423 * config/i386/i386.c (override_options): Pick a 64-bit CPU
424 for the default tuning if TARGET_64BIT.
426 2004-07-10 Richard Henderson <rth@redhat.com>
428 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
429 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
431 2004-07-10 Jakub Jelinek <jakub@redhat.com>
433 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
434 * expmed.c (store_bit_field, extract_bit_field): Remove last
436 * builtins.c (expand_builtin_signbit): Adjust callers.
437 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
438 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
439 * ifcvt.c (noce_emit_move_insn): Likewise.
440 * stmt.c (expand_return): Likewise.
441 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
442 store_field, expand_expr_real_1): Likewise.
444 2004-07-10 Richard Henderson <rth@redhat.com>
446 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
448 2004-07-09 Mike Stump <mrs@apple.com>
450 * config/darwin.c (no_dead_strip): Add.
451 (HAVE_DEAD_STRIP): Add.
452 (darwin_emit_unwind_label): Ensure that we don't dead code strip
455 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
457 * tree-ssa-loop-im.c: New file.
458 * Makefile.in (tree-ssa-loop-im.o): Add.
459 * cfgloop.c (superloop_at_depth): New function.
460 * cfgloop.h (superloop_at_depth): Declare.
461 * common.opt (ftree-lim): New flag.
462 * expr.c (array_ref_up_bound): New function.
463 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
464 * timevar.def (TV_LIM): New timevar.
465 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
466 computing immediate uses of a phi node.
467 * tree-flow.h (struct tree_ann_common_d): Add aux field.
468 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
469 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
470 * tree-pass.h (pass_lim): Declare.
471 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
473 (pass_lim): New pass structure.
474 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
475 * tree.c (in_array_bounds_p): New function.
476 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
477 (in_array_bounds_p, array_ref_up_bound): Declare.
478 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
479 * doc/passes.texi (tree-ssa-loop-im.c): Document.
481 2004-07-09 Richard Henderson <rth@redhat.com>
483 * builtins.c (expand_builtin_stpcpy): Don't modify len.
485 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
488 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
490 * flags.h: Delete redundant prototypes that are being generated
491 in options.h from common.opt.
492 * common.opt: Add in the expository comments formerly in flags.h.
494 2004-07-09 Jan Beulich <jbeulich@novell.com>
496 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
497 available for use only when TARGET_MMX/_SSE is set, and check for
498 variable argument function if any register count is non-zero.
499 (function_arg): Correctly suppress repeated warnings for passing SSE
500 vectors are arguments without SSE enabled.
501 (ix86_function_arg_boundary): Without SSE enabled, the use of what
502 would be SSE register modes does no longer influence the alignment.
504 2004-07-09 Richard Henderson <rth@redhat.com>
506 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
507 Always align upward to arg boundary. Use size_in_bytes/round_up.
508 Maintain type-correctness of constants.
509 * stor-layout.c (round_up, round_down): Special-case powers of 2.
511 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
513 * config/sparc/sparc.c (*_costs): Scale instruction costs
515 (sparc_rtx_costs): Adjust as appropriate.
517 2004-07-09 Jan Beulich <jbeulich@novell.com>
519 * config/i386/mm3dnow.h: New.
520 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
522 2004-07-09 Richard Henderson <rth@redhat.com>
524 * simplify-rtx.c (simplify_const_relational_operation): Only
525 look at bounds of scalar integers.
527 2004-07-09 Jan Beulich <jbeulich@novell.com>
529 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
531 2004-07-09 Andrew Pinski <apinski@apple.com>
533 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
535 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
536 UOBJC_METACLASS_decl.
538 2004-07-09 James E Wilson <wilson@specifixinc.com>
541 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
542 do return a parallel if hfa_mode == XFmode and mode == TImode.
544 2004-07-09 Jan Beulich <jbeulich@novell.com>
546 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
547 permissible for unary plus.
549 2004-07-09 Jan Beulich <jbeulich@novell.com>
551 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
552 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
553 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
554 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
555 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
556 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
557 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
558 (BUILTIN_xxxIMAX): New.
559 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
560 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
563 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
565 * config/sparc/sparc.h (processor_costs): Define.
566 (sparc_costs): Declare.
567 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
568 hypersparc_costs, sparclet_costs, ultrasparc_costs,
569 ultrasparc3_costs): New.
570 (sparc_override_options): Set sparc_costs as appropriate.
571 (sparc_rtx_costs): Use sparc_costs instead of messy
574 2004-07-09 Steven Bosscher <stevenb@suse.de>
576 * doc/md.texi (Processor pipeline description): Mention that
577 the old pipeline description is deprecated.
579 * config/rs6000/7450.md (automaton ppc7450): Split up, move
580 mciu_7450 function unit to...
581 (automaton ppc7450mciu): ...new automaton.
583 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
584 (schedule_block): Don't consider inserting bubbles.
585 (sched_init): Don't initialize DFA bubbles.
586 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
587 TARGET_SCHED_DFA_BUBBLE): Remove.
588 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
589 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
590 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
592 * stmt.c (conditional_context): Remove prototype.
593 * tree.h (conditional_context): Remove.
594 * tree-cfg.c (pre_insert_on_edge): Remove.
596 * c-common.h (c_expand_asm_operands): Remove prototype.
597 * c-typeck.c (c_expand_asm_operands): Remove.
599 2004-07-09 Jan Beulich <jbeulich@novell.com>
601 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
602 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
603 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
604 and V8QI are class SSE. All sufficiently small remaining vector modes
605 must be passed in one or two integer registers.
606 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
608 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
609 __builtin_ia32_pmuludq128 have non-uniform argument and return types
610 and must thus be handled explicitly.
611 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
613 (movv8qi_internal, movv4hi_internal, movv2si_internal,
614 movv2sf_internal): Permit moving between MMX and XMM registers (since
615 MMX areguments and return values are passed in XMM registers).
616 (sse2_umulsidi3): Correct type and mode.
618 2004-07-09 Richard Henderson <rth@redhat.com>
620 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
622 2004-07-09 Eric Christopher <echristo@redhat.com>
624 * config/rs6000/40x.md: Split into two automatons.
626 2004-07-09 Zack Weinberg <zack@codesourcery.com>
627 Andrew Pinski <apinski@apple.com>
629 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
630 on when we have more than one input file.
631 (c_common_parse_file): Restore loop over all input files.
632 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
634 * c-decl.c (set_type_context): New function.
635 (pop_scope): Use it to set context of types. When we
636 encounter a TYPE_DECL, set the context of the attached type too.
637 (pop_file_scope): Don't call cpp_undef_all here.
638 (diagnose_mismatched_decls): Do not complain about a second
639 definition of an 'extern inline' function if it's not in the
640 same translation unit. Do not complain about inline
641 declaration after use if the use was in a different
643 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
644 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
646 (pushdecl_top_level): Likewise.
647 (grokdeclarator): Clarify what is going on with setting
648 DECL_EXTERNAL on function types, a little.
649 (c_write_global_declarations): Don't do anything if
650 -fsyntax-only or errors have been encountered.
652 2004-07-09 Zack Weinberg <zack@codesourcery.com>
654 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
656 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
659 * pa.c (output_indirect_call): Use %r2 as the link register when
660 calling $$dyncall with a pc-relative branch.
662 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
664 * doc/install.texi (Binaries): Mention OpenPKG.
666 2004-07-09 Diego Novillo <dnovillo@redhat.com>
668 Fix PR tree-optimization/15555
669 * tree-dfa.c (dump_variable): If the variable is a pointer
670 SSA_NAME, also dump its points-to information.
671 * tree-flow.h (struct ptr_info_def): Add field
673 (dump_points_to_info_for): Declare.
674 (debug_points_to_info_for): Declare.
675 * tree-optimize.c (init_tree_optimization_passes): Add a
676 second alias analysis pass after DOM2.
677 Move pass_del_pta to a later spot.
678 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
679 create a name tags when we find a dereferenced pointer. Just
680 mark the pointer dereferenced.
681 (collect_points_to_info_for): Move code to clear points-to
682 information to create_name_tags.
683 (create_name_tags): New function.
684 (compute_flow_sensitive_aliasing): Call it.
685 (setup_pointers_and_addressables): Mark type tags for renaming
687 (create_memory_tag): ... here.
688 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
689 (dump_points_to_info_for): Declare extern.
690 (debug_points_to_info_for): New function.
692 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
694 * config/arc/arc.md: Switch to DFA-based scheduler description.
695 * config/arc/arc.c: Switch to DFA-based scheduler description.
697 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
699 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
702 2004-07-09 Richard Henderson <rth@redhat.com>
704 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
705 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
706 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
707 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
709 * config/v850/v850-protos.h (v850_va_arg): Remove.
710 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
711 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
712 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
713 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
714 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
716 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
719 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
720 and DImode to use +/-4k offset.
722 2004-07-09 Richard Henderson <rth@redhat.com>
724 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
726 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
727 (xstormy16_gimplify_va_arg_expr): Rewrite from
728 xstormy16_expand_builtin_va_arg.
729 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
731 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
732 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
734 * config/sh/sh-protos.h (sh_va_arg): Remove.
735 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
736 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
737 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
739 * config/pa/pa-protos.h (hppa_va_arg): Remove.
740 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
741 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
742 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
744 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
745 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
746 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
747 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
749 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
751 * config/sparc/sparc.md (return): Rewrite length formula.
752 * config/sparc/sparc.c (output_return): Pass 1 as 5th
753 argument to final_scan_insn when in a delay slot.
754 (output_sibcall): Likewise.
756 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
758 * arm.c (arm_cpp_interwork): New variable.
759 (arm_override_options): Set it if TARGET_INTERWORK was on the command
761 * arm.h (arm_cpp_interwork): Declare it.
762 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
763 __THUMB_INTERWORK__ in the preprocessor.
765 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
767 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
769 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
772 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
773 Override default settings to account for -m32 and -m64.
775 2004-07-08 Randolph Chung <tausq@debian.org>
777 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
779 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
781 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
782 before comparing it as such.
784 2004-07-08 Richard Henderson <rth@redhat.com>
786 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
787 temporary. Use bit arithmetic to align.
789 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
791 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
792 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
793 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
794 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
795 add_labels_and_missing_jumps, find_jump_block,
796 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
798 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
799 link_btr_uses, move_btr_def): Likewise.
800 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
801 expand_builtin_expect_jump): Likewise.
802 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
803 * calls.c (expand_call, emit_library_call_value_1): Likewise.
804 * cfganal.c (forwarder_block_p): Likewise.
805 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
806 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
807 find_bb_boundaries): Likewise.
808 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
809 merge_blocks_move_predecessor_nojumps,
810 merge_blocks_move_successor_nojumps, insns_match_p,
811 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
812 try_optimize_cfg): Likewise.
813 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
814 * cfglayout.c (skip_insns_after_block, label_for_bb,
815 record_effective_endpoints, insn_locators_initialize,
816 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
817 * cfgmainloop.c (create_loop_notes): Likewise.
818 * cfgrtl.c (delete_insn, delete_insn_chain,
819 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
820 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
821 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
822 redirect_branch_edge, force_nonfallthru_and_redirect,
823 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
824 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
825 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
826 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
827 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
828 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
829 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
830 * combine.c (combine_instructions, can_combine_p, try_combine,
831 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
832 distribute_notes, distribute_links, insn_cuid): Likewise.
833 * cse.c (fold_rtx, cse_insn, cse_around_loop,
834 invalidate_skipped_block, cse_set_around_loop,
835 cse_end_of_basic_block, cse_main, cse_basic_block,
836 cse_condition_code_reg): Likewise.
837 * cselib.c (cselib_process_insn): Likewise.
838 * ddg.c (create_ddg): Likewise.
839 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
841 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
842 gen_label_die, dwarf2out_var_location): Likewise.
843 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
844 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
845 last_call_insn, active_insn_p, next_label, prev_label,
846 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
847 add_insn_before, remove_insn, add_function_usage_to,
848 reorder_insns, find_line_note, remove_unnecessary_notes,
849 emit_insn_after_1, classify_insn): Likewise.
850 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
851 connect_post_landing_pads, sjlj_mark_call_sites,
852 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
853 can_throw_internal, can_throw_external, set_nothrow_function_flags,
854 convert_to_eh_region_ranges): Likewise.
855 * explow.c (optimize_save_area_alloca): Likewise.
856 * expr.c (expand_expr_real): Likewise.
857 * final.c (insn_current_reference_address, compute_alignments,
858 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
859 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
860 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
861 propagate_block_delete_insn, propagate_one_insn,
862 init_propagate_block_info, propagate_block, libcall_dead_p,
863 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
865 * function.c (instantiate_virtual_regs, reorder_blocks_1,
866 expand_function_start, expand_function_end, contains,
867 thread_prologue_and_epilogue_insns,
868 reposition_prologue_and_epilogue_notes): Likewise.
869 * gcse.c (constprop_register, bypass_conditional_jumps,
870 insert_insn_end_bb, gcse_after_reload): Likewise.
871 * genemit.c (gen_expand, gen_split): Likewise.
872 * genpeep.c (gen_peephole, main): Likewise.
873 * global.c (build_insn_chain): Likewise.
874 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
875 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
876 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
877 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
878 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
879 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
880 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
881 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
882 dead_or_predicable): Likewise.
883 * integrate.c (try_constants): Likewise.
884 * jump.c (rebuild_jump_labels, cleanup_barriers,
885 purge_line_number_notes, init_label_info, mark_all_labels,
886 squeeze_notes, get_label_before, get_label_after,
887 reversed_comparison_code_parts, simplejump_p, pc_set,
888 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
889 delete_barrier, delete_prior_computation, delete_computation,
890 delete_related_insns, delete_for_peephole, redirect_jump):
892 * lcm.c (optimize_mode_switching): Likewise.
893 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
895 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
896 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
897 * loop-iv.c (simplify_using_assignment): Likewise.
898 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
899 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
900 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
901 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
902 check_insn_for_givs, check_final_value, update_giv_derive,
903 basic_induction_var, product_cheap_p, check_dbra_loop,
904 loop_insn_first_p, last_use_this_basic_block,
905 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
906 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
907 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
908 sms_schedule_by_order): Likewise.
909 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
910 * postreload.c (reload_cse_simplify_operands, reload_combine,
911 reload_cse_move2add): Likewise.
912 * predict.c (can_predict_insn_p, estimate_probability,
913 expected_value_to_br_prob, process_note_predictions): Likewise.
914 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
915 * profile.c (branch_prob): Likewise.
916 * ra-build.c (live_out_1, livethrough_conflicts_bb,
917 detect_webs_set_in_cond_jump): Likewise.
918 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
919 ra_print_rtl_with_bb): Likewise.
920 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
921 * recog.c (next_insn_tests_no_inequality, find_single_use,
922 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
923 * reg-stack.c (next_flags_user, record_label_references,
924 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
925 compensate_edge, convert_regs_1): Likewise.
926 * regclass.c (scan_one_insn): Likewise.
927 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
928 regmove_optimize, fixup_match_1, single_set_for_csa,
929 combine_stack_adjustments_for_block): Likewise.
930 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
931 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
932 find_equiv_reg): Likewise.
933 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
934 reload_as_needed, emit_input_reload_insns, do_output_reload,
935 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
937 * reorg.c (find_end_label, emit_delay_sequence,
938 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
939 get_jump_flags, rare_destination, mostly_true_jump,
940 try_merge_delay_insns, redundant_insn, own_thread_p,
941 fill_simple_delay_slots, fill_slots_from_thread,
942 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
943 dbr_schedule): Likewise.
944 * resource.c (find_basic_block, next_insn_no_annul,
945 find_dead_or_set_registers, mark_target_live_regs): Likewise.
946 * rtl.h (RTX_PREV): Likewise.
947 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
948 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
949 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
950 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
951 tablejump_p, computed_jump_p, insns_safe_to_move_p,
952 find_first_parameter_load, can_hoist_insn_p): Likewise.
953 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
954 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
955 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
956 schedule_ebbs): Likewise.
957 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
958 is_conditionally_protected, can_schedule_ready_p,
959 add_branch_dependences, debug_dependencies): Likewise.
960 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
962 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
963 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
964 set_dominates_use, ujump_to_loop_cont): Likewise.
965 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
966 * varasm.c (output_constant_pool_1): Likewise.
968 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
970 * tree-scalar-evolution.c: New file.
971 * tree-scalar-evolution.h: New file.
972 * tree-ssa-loop-niter.c: New file.
973 * Makefile.in (SCEV_H): New.
974 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
975 * cfgloop.h (struct loop): Add bounds field.
976 * tree-flow.h (struct tree_niter_desc): New type.
977 (number_of_iterations_cond, number_of_iterations_exit,
978 loop_niter_by_eval, find_loop_niter_by_eval,
979 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
980 free_numbers_of_iterations_estimates): Declare.
981 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
982 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
983 * doc/invoke.texi (max-iterations-to-track): Document.
985 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
987 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
988 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
989 (MODE_AFTER): Add cast appropriately.
990 * config/sh/sh.md (movdi splitter): Likewise.
991 (casesi_worker_2): Add const qualifier appropriately.
992 (eh_return): Remove unused variable.
993 (insv): Initialize v;
995 2004-07-08 Richard Henderson <rth@redhat.com>
997 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
998 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
999 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
1000 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
1001 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
1003 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
1004 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1005 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
1006 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
1008 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
1009 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1010 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
1011 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
1013 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
1014 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1015 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
1016 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
1018 * config/i860/i860-protos.h (i860_va_arg): Remove.
1019 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1020 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
1021 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
1023 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1025 * system.h: Prototype getpagesize if missing.
1026 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
1027 * configure: Regenerate.
1028 * config.in: Regenerate.
1030 2004-07-08 Richard Henderson <rth@redhat.com>
1032 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
1033 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1034 (fr30_gimplify_va_arg_expr): New.
1035 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
1036 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
1038 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
1041 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
1042 of asm_noperands result.
1044 2004-07-08 Richard Henderson <rth@redhat.com>
1046 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
1047 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1048 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
1049 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
1051 2004-07-08 Richard Henderson <rth@redhat.com>
1053 * builtins.c (ind_gimplify_va_arg_expr): New.
1054 * tree.h (ind_gimplify_va_arg_expr): Declare.
1055 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
1057 2004-07-08 Jan Beulich <jbeulich@novell.com>
1059 * expmed.c (extract_bit_field): Correct condition to use vec_extract
1060 patterns also on vector elements other than the first one.
1061 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
1064 2004-07-08 Geoffrey Keating <geoffk@apple.com>
1066 * config/rs6000/darwin-ldouble.c: Correct reference
1067 to the Linnainmaa paper.
1069 2004-07-08 Richard Henderson <rth@redhat.com>
1071 * config/arc/arc-protos.h (arc_va_arg): Remove.
1072 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1073 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
1074 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1076 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
1077 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1078 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
1079 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
1081 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1083 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
1085 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1087 * c-decl.c (static_ctors, static_dtors): Make static.
1088 (pop_file_scope): Call c_common_write_pch and
1089 cgraph_finalize_compilation_unit here.
1090 (build_cdtor): Moved here from c-objc-common.c; simplify.
1091 (c_write_global_declarations_1): Clarify comment.
1092 (c_write_global_declarations): Close the external scope before
1093 doing anything else. Call build_cdtor, cgraph_optimize, and
1094 mudflap_finish_file here.
1095 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
1097 * c-objc-common.c: No need to include cgraph.h.
1098 (build_cdtor): Moved to c-decl.c.
1099 (c_objc_common_finish_file): Delete.
1100 * c-tree.h: Update to match.
1101 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
1102 (generate_static_references): Set TREE_USED before calling finish_decl.
1103 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
1104 on the static_instances_decl.
1106 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1108 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
1109 decls when there is only one input translation unit.
1110 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
1111 change of 2004-07-05; do not treat declarations with
1112 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
1113 * opts.c (cur_in_fname): Delete.
1115 * tree.c: Revert changes of 2004-07-05; no special treatment
1116 for TRANSLATION_UNIT_DECLs.
1117 * Makefile.in (tree.o): Update dependencies.
1119 2004-07-08 Roger Sayle <roger@eyesopen.com>
1121 * builtins.c (fold_builtin_strcpy): Merge functionality from
1122 simplify_builtin_strcpy. Add additional len argument. No longer
1123 static. Remove function prototype.
1124 (fold_builtin_strncpy): Likewise integrate functionality from
1125 simplify_builtin_strncpy. Add additional slen argument. No
1126 longer static. Remove function prototype.
1127 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
1128 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
1129 types of "ignore" and "unlocked" parameters to bool.
1130 (fold_builtin_1): Add additional ignore argument. Call renamed
1131 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
1132 builtins. Update arguments to fold_builtin_strncpy and
1133 fold_builtin_strcpy. Add function prototype.
1134 (fold_builtin): Add additional Boolean ignore argument to pass
1136 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
1137 and fold_builtin_strncpy instead of simplify_builtin_fputs,
1138 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
1140 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
1141 simplify_builtin_strncpy): Delete function prototypes.
1142 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
1143 fold_builtin_strncpy): Add function prototypes here.
1144 (fold_builtin): Update function prototype with new "bool ignore".
1146 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1147 (ccp_fold_builtin): Update call to fold_builtin. Call
1148 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1149 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1150 simplify_builtin_strncpy respectively.
1151 * fold-const.c (fold): Update call to fold_builtin.
1153 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1155 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1158 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1159 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1160 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1161 * calls.c: Remove ifdefs of macros above.
1162 * functions.c: Likewise.
1165 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1167 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1168 (arch attribute): Delete.
1169 (current_function_calls_alloca attribute): Rename into calls_alloca.
1170 (calls_eh_return): New attribute.
1171 (leaf_function): Likewise.
1172 (length attribute): Fix formula for sibcalls.
1173 (return insn): Correctly compute the 'length' attribute.
1174 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1176 2004-07-08 Richard Henderson <rth@redhat.com>
1178 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1179 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1180 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1181 * tree-eh.c (lower_eh_constructs_1): Likewise.
1182 * tree-sra.c (sra_walk_modify_expr): Likewise.
1183 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1184 (eliminate_unnecessary_stmts): Likewise.
1185 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1186 * tree-tailcall.c (optimize_tail_call): Likewise.
1187 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1189 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1190 Jakub Jelinek <jakub@redhat.com>
1192 * config/i386/i386.c (override_options): Enable
1193 SSE prefetches with -mtune, as long as we are
1194 compiling for i686 or higher. All i686 processors
1195 accept SSE prefetches as NOPS, some i586's don't.
1197 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1200 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1202 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1204 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1205 the handling of clobbering ASM_EXPRs.
1207 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1210 * config/sparc/sparc.c (function_value): In 64-bit mode,
1211 return the aggregates larger than 16 bytes like unions.
1213 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1216 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1217 'temp' is zero, generate new pseudos as needed and emit the
1218 sequence of insns in single-assignment form. Resync comments
1220 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1221 function before reload.
1223 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
1225 * vec.c (vec_assert_fail): Remove duplicate 'function'.
1227 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1229 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1230 Allocation is signed.
1231 (VEC_reserve): Return flag, allocation is signed.
1233 2004-07-08 Richard Henderson <rth@redhat.com>
1235 * tree-ssa-ccp.c (fold_stmt): Get type directly from
1236 OBJ_TYPE_REF_OBJECT.
1238 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
1239 Neil Booth <neil@daikokuya.co.uk>
1243 * c-decl.c (finish_struct): Ensure bit-fields are given the
1245 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1246 the precision to match as well as the mode.
1247 * expr.c (reduce_to_bit_field_precision): New function.
1248 (expand_expr_real_1): Reduce expressions of bit-field type to
1250 * langhooks.h (reduce_bit_field_operations): New hook.
1251 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1253 * c-lang.c, objc/objc-lang.c
1254 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1255 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1257 * tree.c (build_nonstandard_integer_type): New function.
1258 * tree.h (build_nonstandard_integer_type): New prototype.
1259 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1260 conversions between integer and boolean types as useless.
1262 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1264 * c-common.c (c_common_nodes_and_builtins): Do not
1265 create __builtin_ptrdiff_t and __builtin_size_t.
1267 2004-07-08 Andrew Pinski <apinski@apple.com>
1269 * Makefile.in (libbackend.o): Add -combine to the gcc
1272 2004-07-08 Nick Clifton <nickc@redhat.com>
1274 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1277 2004-07-08 Richard Henderson <rth@redhat.com>
1279 * except.c (expand_eh_region_start, expand_eh_region_end,
1280 expand_eh_handler, expand_eh_region_end_cleanup,
1281 expand_start_all_catch, expand_start_catch, expand_end_catch,
1282 expand_end_all_catch, expand_eh_region_end_allowed,
1283 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1284 expand_eh_region_end_fixup): Remove.
1285 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1286 cleanups, outer_cleanups, label_chain, exception_region.
1287 (struct goto_fixup): Remove stack_level, cleanup_list_list.
1288 (struct label_chain): Remove.
1289 (struct stmt_status): Remove x_stack_block_stack.
1290 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
1291 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
1292 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
1293 end_cleanup_deferral, last_cleanup_this_contour,
1294 containing_blocks_have_cleanups_or_stack_level,
1295 any_pending_cleanups): Remove.
1296 (expand_null_return_1): Take no arguments.
1297 (expand_label, expand_naked_return, expand_return,
1298 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
1299 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
1300 expand_end_case_type): Don't use any of them.
1301 * calls.c (expand_call): Likewise.
1302 * dojump.c (do_jump): Likewise.
1303 * function.c (expand_function_end): Likewise.
1304 * expr.c (store_expr, expand_expr_real_1): Likewise.
1305 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
1306 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
1307 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
1308 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
1309 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
1310 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
1311 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
1312 for WITH_CLEANUP_EXPR.
1313 (gimple_push_cleanup): Likewise.
1314 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
1315 * print-tree.c (print_node): Likewise.
1316 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
1317 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
1318 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
1319 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
1320 (GOTO_SUBROUTINE_EXPR): Remove.
1321 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
1322 (DECL_TOO_LATE): Remove.
1323 * except.h, tree.h: Update decls.
1325 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1327 * explow.c (optimize_save_area_alloca): Do not accept parameters.
1328 * passes.c (rest_of_handle_final): Handle symout.
1329 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
1331 (rest_of_handle_sched): Break out SMS. Remove ifs for
1332 flag_schedule_insns and flag_modulo_sched.
1333 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
1335 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
1336 (rest_of_handle_partition_blocks, rest_of_handle_sms,
1337 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
1338 rest_of_handle_mode_switching, rest_of_handle_jump,
1339 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
1340 rest_of_handle_jump2, rest_of_handle_postreload,
1341 rest_of_handle_flow2, rest_of_clean_state,
1342 rest_of_handle_shorten_branches,
1343 rest_of_handle_prologue_epilogue,
1344 rest_of_handle_branch_target_load_optimize): New.
1345 (rest_of_compilation): Call the above. Remove ggc_collect
1346 calls moved to rest_of_handle_*.
1347 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
1349 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
1350 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
1351 * except.h (set_nothrow_function_flags): Update comment.
1352 * function.c (current_function_nothrow): Remove.
1353 * output.h (current_function_nothrow): Remove.
1354 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
1355 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
1357 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1360 * reorg.c: Revert 2004-06-30 change.
1361 (find_end_label): If HAVE_epilogue and !HAVE_return,
1362 return 0 instead of creating a label at the end of the insn chain.
1363 (optimize_skip): Account for the failure mode of find_end_label.
1364 (fill_simple_delay_slots): Likewise.
1365 (fill_slots_from_thread): Likewise.
1366 (relax_delay_slots): Likewise.
1368 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1370 * tree-flow.h (addressable_vars): Declare.
1371 * tree-ssa-alias.c (addressable_vars): Define.
1372 (setup_pointers_and_addressables): Add addressable variables
1373 to addressable_vars.
1374 * tree-ssa-operands.c (get_stmt_operands): Move
1375 handling of ASM_EXPRs ...
1376 (get_asm_expr_operands): ... here.
1377 When the ASM_EXPR clobbers memory, also clobber addressable
1379 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
1380 (delete_tree_ssa): Reset addressable_vars.
1382 2004-07-07 Jan Beulich <jbeulich@novell.com>
1383 Richard Henderson <rth@redhat.com>
1385 * varasm.c (assemble_variable): Use assemble_zeros for
1386 zero-initialized variables.
1387 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
1388 for SECCAT_BSS and SECCAT_TBSS.
1390 2004-07-07 Jan Beulich <jbeulich@novell.com>
1392 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
1394 * expmed.c (emit_store_flag): Also special-case double-word
1395 (in-)equality comparison against -1.
1397 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
1398 passing arguments the containers for which are registers.
1400 * calls.c (emit_library_call_value_1): Use mode of function parameter
1401 rather than that of argument since constants have none.
1403 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1405 Introduce H8SX support.
1406 * expr.c (expand_strcpy): Renamed and moved to...
1407 * builtins.c (expand_movstr): ... here. Tweak.
1408 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
1409 computed or has side effects.
1410 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
1411 unused, or if mempcpy fails. Adjust the return value in the
1412 latter case. Use movstr if everything else fails.
1413 * doc/md.texi (movstr): Document.
1414 (movmemM, clrmemM): Fix explanation of memory block operands.
1415 * config/h8300/h8300.md (stpcpy): Renamed to...
1416 (movstr): ... this. Adjust.
1417 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1418 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
1419 movmem* and clrstr* to clrmem*.
1420 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
1421 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
1422 GENERAL_REGS, always.
1423 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
1424 getting the stack pointer as addr.
1425 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
1426 from general_operand_dst.
1427 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
1429 (movmd_internal): ... this. Add modes to operands. Disparage `D'
1430 instead of requiring it to match only before reload.
1431 (stpcpy_internal_normal): New, normal-mode variant of...
1432 (stpcpy_internal): ... this. Add modes to operands. Disparage
1433 `D' instead of requiring it to match only before reload.
1434 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
1436 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
1437 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
1439 * config/h8300/h8300.md (attr type): Add call.
1440 (attr can_delay): If type is call, set it no.
1441 (call, call_value): Set type to call.
1442 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
1443 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
1444 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
1445 * tree.c (get_narrower): Don't narrow integral types into
1447 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
1448 frame_size *before* the first use.
1449 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
1451 (peephole2): Don't widen instructions that push SP. Move
1452 decrement of SP to the end of all stm-generating peepholes.
1453 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1454 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
1455 and OR to set it to all ones.
1456 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1457 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
1458 (call, call_value): Set can_delay to "no".
1459 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
1460 * config/h8300/h8300.md (extzv): Make subreg check more robust.
1461 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1462 * config/h8300/h8300.md (*brabit): Remove.
1463 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
1464 zero_extract. Use bit_memory_operand as the predicate for
1465 operand 1 and 'WU' as the constraint. Check the difference
1466 between the base length and the final one when deciding which
1467 type of branch to use.
1468 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1469 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
1470 Use convert_move to extend the result for TARGET_H8300SX. Check
1471 for QImode memory references. Optimize the case where the
1472 destination is a paradoxical subreg.
1473 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1474 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
1475 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
1476 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1477 * config/h8300/h8300.md: Include mova.md
1478 (length_table): Add mova and mova_zero.
1479 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
1480 after all constant addresses for '%R', '%X', '%T' and '%S'.
1481 (h8300_mova_length): New function.
1482 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
1483 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
1484 dependencies for s-config, etc.
1485 * config/h8300/gemova.sh: New file.
1486 * config/h8300/mova.md: Generated.
1487 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
1488 * config/h8300/h8300.c (h8300_bitfield_length): New.
1489 (nibble_operand): Adjust.
1490 (h8300_binary_length): Handle conditional binary op.
1491 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
1492 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
1493 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
1494 and P#<0, unused so far. W and Y are now prefixes to multi-letter
1495 constraints. WU is introduced as a variant of U that requires a
1496 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
1497 * config/h8300/h8300.md (attr type): Added bitbranch.
1498 (attr length_table): Added bitfield and bitbranch.
1499 (attr length): Compute bitbranch length.
1500 (andqi): Separate pattern for H8300SX. Use bfld for loading the
1501 least-significant bit of a byte.
1502 (brabit, brabc, brabs): New.
1503 (insv, extzv): Emit bfst and bfld on H8300SX.
1504 (bfld, bfst, seq, sne): New.
1505 (bstzhireg, cmpstz, bstz, bistz): New.
1506 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
1507 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
1508 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
1509 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
1510 (h8sx_unary_memory_operator): New function.
1511 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
1512 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
1513 * config/h8300/h8300.md: Add peepholes to combine reloads and
1515 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1516 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
1517 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
1518 (and?i, ior?i, xor?i): Likewise.
1519 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1520 * config/h8300/h8300.c: Move enums and prototypes to head of file.
1521 Various whitespace fixes.
1522 (h8300_constant_length): New function, split out from...
1523 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
1524 (h8300_classify_operand): Use IN_RANGE.
1525 (h8300_classify_operand): Use h8300_constant_length.
1526 (h8300_short_move_mem_p): Tighten size check.
1527 (h8sx_mergeable_memrefs_p): Tighten equality check.
1528 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
1529 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
1531 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
1532 * config/h8300/crtn.asm: Likewise.
1533 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
1534 if __H8300SX__ is defined.
1535 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
1536 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
1537 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
1538 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
1539 addresses as mode-dependent.
1540 * config/h8300/h8300.c (print_operand_address): Update call to
1542 (h8300_get_index): Take a mode argument. Rework to fix an
1543 earlier misunderstanding.
1544 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
1545 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1546 into a register if TARGET_H8300SX.
1547 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1548 TARGET_H8300SX. Also disable related define_splits.
1549 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1550 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
1551 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1552 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1553 * config/h8300/h8300.h (OK_FOR_Z): New macro.
1554 (EXTRA_CONSTRAINT_STR): Check it.
1555 * config/h8300/h8300.c (h8300_classify_operand): Accept null
1557 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1558 * config/h8300/h8300.md (length_table): Add mov_imm4.
1559 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1560 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1561 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1563 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1564 * config/h8300/h8300.c (h8300_reorg): New function.
1565 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1566 * config/h8300/h8300.md (length): Subtract the length of the
1567 delay slot from (pc) when checking the range of forward branches.
1568 (delay_slot, can_delay): New attributes.
1569 (define_delay): Add bra/s handling.
1570 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1571 (jump): Add delayed-branch handling.
1572 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
1573 * expr.c (expand_strcpy): New function.
1574 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1575 (expand_builtin_stpcpy): Likewise.
1576 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1577 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1578 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1579 handling to improve register allocation for -fno-omit-frame-pointer.
1580 (h8sx_split_movmd): Delete, moving er6 handling into...
1581 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1582 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1583 (movmd): Add calls to copy_rtx.
1584 (movmd_internal): In the second alternative, allow the initial and
1585 final destination registers to be different . Update the splitter
1586 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1587 instead of h8sx_split_movmd.
1588 (stpcpy, movsd): New expanders.
1589 (movsd_internal): New define_insn.
1590 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
1591 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1592 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1593 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1594 and DESTINATION_REGS.
1595 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1596 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1597 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1598 (h8300_move_ratio): Declare.
1599 (MOVE_RATIO): Use it.
1600 * config/h8300/h8300.c (h8300_move_ratio): New variable.
1601 (h8300_init_once): Initialize it.
1602 (h8300_reg_class_from_letter): New function.
1603 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1604 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1605 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1606 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1607 (movstrsi, movmd): New expanders.
1608 (movmd_internal): New insn.
1609 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
1610 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1611 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
1612 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1613 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1614 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1615 * config/h8300/h8300.c (nibble_operand): Fix warning.
1616 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1617 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1618 (movsf_h8300h): Disable for TARGET_H8300SX.
1619 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1620 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1621 h8300_stm_parallel and h8300_return_parallel.
1622 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1623 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1624 h8300_stm_parallel, h8300_return_parallel): New functions.
1625 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1626 if TARGET_H8300SX. Use h8300_push_pop.
1627 (h8300_expand_epilogue): Likewise. Try to merge the return insn
1628 and final pop when generating h8sx code. Always emit some form
1630 * config/h8300/h8300.md: Don't enforce register alignment in
1631 stm peepholes if TARGET_H8300SX.
1632 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1633 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1634 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1635 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1636 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1637 (MULTILIB_DIRNAMES): Add a directory for it.
1638 (MULTILIB_MATCHES): Delete.
1639 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1640 * final.c (walk_alter_subreg): Handle addresses with subregs
1641 inside a ZERO_EXTEND or AND.
1642 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1643 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1645 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1646 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1647 @(dd,Rn.w) and @(dd,ERn.L).
1648 (h8300_displacement_size): Take the whole address as argument.
1649 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1650 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1651 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1652 (h8sx_mergeable_memrefs_p): Declare.
1653 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1654 (HAVE_PRE_INCREMENT): Likewise.
1655 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1656 addresses for TARGET_H8300SX,
1657 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1659 (movb_length_table, movl_length_table): New tables.
1660 (movw_length_table): Define to movb_length_table.
1661 (h8300_displacement_size): New, split out from...
1662 (h8300_classify_address): ...here. Handle pre/post inc/dec.
1663 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1664 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1665 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1666 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1667 (compute_plussi_length, compute_plussi_cc): Update accordingly.
1668 (h8sx_unary_shift_operator): Get the mode from the operator.
1669 (binary_shift_operator): Likewise.
1670 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1671 a memory reference, check whether the reference is offsettable.
1672 (length_table): Add movb, movw and movl.
1673 (movqi): Add new h8sx pattern. Don't force one operand to be a
1674 register when generating h8sx code.
1675 (movhi, movsi, movsf): Likewise.
1676 (movstrictqi): Use the length_table attribute.
1677 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
1678 (addqi3): Split into a define_expand and define_insn. Don't accept
1679 memory operands in the expander. Use h8300_operands_match_p to
1680 check for matching operands in the define_insn.
1681 (subqi3, negqi2, one_cmplqi2): Likewise.
1682 (add[hs]i3): Don't accept memory operands in the expander. Likewise
1683 in any patterns that are unused in h8sx code. In the h8sx patterns,
1684 use h8300_operands_match_p to check whether operands match.
1685 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1686 one_cmpl[hs]i3): Likewise.
1687 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
1689 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
1690 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1691 (h8300_insn_length_from_table): Add a second parameter.
1692 (output_h8sx_shift): Declare.
1693 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1694 (EXTRA_CONSTRAINT): Replace with...
1695 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
1696 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1697 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1698 and h8sx_binary_shift_operator.
1699 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1701 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1702 (bit_memory_operand, fix_bit_operand): Likewise.
1703 (h8300_length_table_for_insn): Remove.
1704 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1706 (h8300_short_immediate_length, h8300_binary_length): New functions.
1707 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
1708 (output_plussi): Use sub to add negative constants.
1709 (compute_plussi_length): Adjust accordingly.
1710 (h8sx_single_shift_type): New enum.
1711 (h8sx_single_shift, h8sx_unary_shift_operator,
1712 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1713 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1714 single h8sx instruction. Return false in this case.
1715 * config/h8300/h8300.md (length_table): Add short_immediate.
1716 (length): Pass the operand array to h8300_insn_length_from_table.
1717 (adjust_length): Assume "no" for insns with a length_table attribute.
1718 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1719 (*addhi3_h8300hs): Don't use for h8sx.
1720 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1722 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1723 1's predicate to nonimmediate_operand. Only skip default expansion
1724 if expand_a_shift or expand_a_rotate returns true. Add new patterns
1725 for single h8sx shift instructions.
1726 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
1727 * config/h8300/h8300.c (nibble_operand): Split out of...
1728 (reg_or_nibble_operand): ... this.
1729 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1730 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1731 umulhisi3): Introduce expand, and introduce separate insns for
1732 sign- or zero-extended REG and already-extended CONST_INT.
1733 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
1734 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1735 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1736 (subhi3): Likewise. Don't accept immediates for operand 1.
1737 Remove the early clobber from second alternative of the h8300s pattern.
1738 (subsi3): Generalize for h8sx. Force operand 2 into a register
1739 on plain h8300 targets.
1740 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1741 (subsi3_h8300h): Generalize for h8sx.
1742 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1743 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
1744 * config/h8300/h8300.c (reg_or_nibble_operand): New.
1745 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1746 (TARGET_H8300SXMUL): New.
1747 (CONST_OK_FOR_P): New.
1748 (CONST_OK_FOR_LETTER_P): Adjust.
1749 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1750 umulhisi3): Accept 4-bit immediate on H8SX.
1751 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1752 (udivsi3, divhi3, udivsi3, divsi3): New.
1753 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
1754 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1755 * config/h8300/h8300.h (OK_FOR_Q): New macro.
1756 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1757 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1758 Add ADDRESSOF to the bit_operand entry.
1759 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1760 (h8300_src_operand): Likewise.
1761 (bit_operand): Check nonimmediate_operand rather than general_operand.
1762 Accept any nonimmediate_operand in h8sx code.
1763 (h8300_and_costs): Initialize operands[1].
1764 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1765 (h8300_operand_class): New enum.
1766 (h8300_length_table): New typedef.
1767 (addb_length_table, addw_length_table, addl_length_table,
1768 logicl_length_table): New tables.
1769 (logicb_length_table, logicw_length_table): New macros.
1770 (h8300_classify_operand, h8300_length_from_table,
1771 h8300_length_table_for_insn, h8300_unary_length,
1772 h8300_insn_length_from_table): New functions.
1773 (output_plussi): Only use adds and subs for register destinations.
1774 Disable redundant clause.
1775 (compute_plussi_cc): Likewise.
1776 (compute_plussi_length): Likewise. Use h8300_length_from_table
1777 to work out the length of an insn.
1778 (output_logical_op): Only use narrower immediate instructions
1779 if the destination is a register.
1780 (compute_logical_op_cc): Likewise.
1781 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
1782 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1783 * config/h8300/h8300.md (length_table): New attribute.
1784 (length): When an instruction has a length_table attribute, use
1785 h8300_insn_length_from_table to calculate its default length.
1786 (cmpqi): Use h8300_dst_operand for the first operand and
1787 h8300_src_operand for the second.
1788 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1789 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1790 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1791 iorsi3, xorhi3, xorsi3): Likewise.
1792 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
1793 so that it allows any combination of operands for TARGET_H8300SX.
1794 (iorqi3, xorqi3): Likewise.
1795 (cmpqi): Use the length_table attribute.
1796 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1797 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1798 (cmpqi): Add 'Q' constraint.
1799 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1800 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1801 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
1802 * config/h8300/h8300.h (MASK_H8300SX): New macro.
1803 (TARGET_H8300S): True for both -ms and -msx.
1804 (TARGET_H8300SX): New macro.
1805 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1806 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1807 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1808 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1810 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
1811 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1812 16-bit pointers and 32-bit ints.
1813 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1814 CONST_DOUBLE with mode no wider than SImode.
1815 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1817 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
1818 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1820 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1821 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
1822 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1824 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1826 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1828 2004-07-07 Per Bothner <per@bothner.com>
1830 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
1832 2004-07-07 Mike Stump <mrs@apple.com>
1834 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1835 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1836 (machopic_finish): Likewise.
1838 2004-07-07 Richard Henderson <rth@redhat.com>
1840 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1841 through any value-preserving cast.
1843 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1845 * function.c (assign_parm_find_data_types): Call
1846 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1848 2004-07-07 Steven Bosscher <stevenb@suse.de>
1850 * tree-cfg.c (group_case_labels): Remove case labels that have
1851 the same target as the default case.
1853 2004-07-07 Steven Bosscher <stevenb@suse.de>
1855 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1856 regardless of DECL_LANG_SPECIFIC being present or not.
1857 * tree.h (DECL_NUM_STMTS): Purge.
1859 2004-07-07 Andrew Pinski <apinski@apple.com>
1861 * configure: Regenerate with the right autoconf.
1863 2004-07-07 David Edelsohn <edelsohn@gnu.org>
1865 * ifcvt.c (total_bb_rtx_cost): New function.
1866 (find_if_case_1): Compare rtx_cost of basic block to cost of
1868 (find_if_case_2): Same.
1870 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1873 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1874 (output_return): Likewise.
1875 (output_sibcall): Abort if !flag_delayed_branch.
1876 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1877 (emit_and_preserve): New function.
1878 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
1879 indirect jump to the thunked-to function if !flag_delayed_branch.
1880 * config/sparc/sparc.md (delayed_branch): New attribute.
1881 (load_pcrel_sym): Honor flag_delayed_branch. Use above
1882 attribute to compute the length of the insn.
1883 (goto_handler_and_restore): Likewise.
1885 2004-07-07 Andrew Pinski <apinski@apple.com>
1887 PR tree-optimization/15777
1888 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1890 * expr.c (expand_expr_real_1): Fix formating.
1891 BUFFER_REF and IN_EXPR are dead.
1892 * fold-const.c (non_lvalue): BUFFER_REF is dead.
1893 * tree-inline.c (estimate_num_insns_1): Likewise.
1894 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1895 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1896 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1898 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
1900 * collect2.c (dump_file): Don't call cplus_demangle if
1901 HAVE_LD_DEMANGLE is defined.
1902 (main): Pass "--demangle" to ld if no_demangle is not 0 and
1903 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1904 if HAVE_LD_DEMANGLE is defined.
1906 * configure.ac (--with-demangler-in-ld): Added
1907 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1908 --with-demangler-in-ld is used.
1909 * config.in: Regenerated.
1910 * configure: Likewise.
1912 2004-07-07 Roger Sayle <roger@eyesopen.com>
1914 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1915 for simple floating point operations "fp", double precision
1916 multiplication "dmul", and single and double precision division
1917 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
1918 (ppc630_cost): New table split from ppc620_cost, to distinguish
1919 differences in floating point latencies.
1920 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1921 (rs6000_rtx_costs): Add support for single and double precision
1922 floating point addition, subtraction, multiplication, division,
1923 fused-multiply-add, fused-multiply-sub, negation, absolute value
1924 and negative absolute value. Tweak MEM case to use prefered idiom.
1926 2004-07-07 Richard Henderson <rth@redhat.com>
1928 * tree-flow-inline.h (may_propagate_copy): Move...
1929 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
1930 attempt to copy between types requiring conversion.
1931 * tree-flow.h (may_propagate_copy): Update decl.
1932 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1934 2004-07-07 Jakub Jelinek <jakub@redhat.com>
1936 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1937 from -mtune= option.
1939 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1941 * builtins.c: Rename movstr*, except for movstrict*, to
1942 movmem* and clrstr* to clrmem*.
1945 * genopinit.c: Likewise.
1946 * integrate.c: Likewise.
1947 * local-alloc.c: Likewise.
1948 * optabs.c: Likewise.
1949 * optabs.h: Likewise.
1950 * config/alpha/alpha.h: Likewise.
1951 * config/alpha/alpha.md: Likewise.
1952 * config/arm/arm-protos.h: Likewise.
1953 * config/arm/arm.c: Likewise.
1954 * config/arm/arm.md: Likewise.
1955 * config/avr/avr.md: Likewise.
1956 * config/c4x/c4x.c: Likewise.
1957 * config/c4x/c4x.md: Likewise.
1958 * config/frv/frv.md: Likewise.
1959 * config/i386/i386-protos.h: Likewise.
1960 * config/i386/i386.c: Likewise.
1961 * config/i386/i386.h: Likewise.
1962 * config/i386/i386.md: Likewise.
1963 * config/i860/i860.c: Likewise.
1964 * config/i860/i860.md: Likewise.
1965 * config/ip2k/ip2k.md: Likewise.
1966 * config/ip2k/libgcc.S: Likewise.
1967 * config/ip2k/t-ip2k: Likewise.
1968 * config/m32r/m32r.c: Likewise.
1969 * config/m32r/m32r.md: Likewise.
1970 * config/mcore/mcore.md: Likewise.
1971 * config/mips/mips.c: Likewise.
1972 * config/mips/mips.md: Likewise.
1973 * config/ns32k/ns32k.c: Likewise.
1974 * config/ns32k/ns32k.h: Likewise.
1975 * config/ns32k/ns32k.md: Likewise.
1976 * config/pa/pa.c: Likewise.
1977 * config/pa/pa.md: Likewise.
1978 * config/pdp11/pdp11.h: Likewise.
1979 * config/pdp11/pdp11.md: Likewise.
1980 * config/rs6000/rs6000.c: Likewise.
1981 * config/rs6000/rs6000.md: Likewise.
1982 * config/s390/s390-protos.h: Likewise.
1983 * config/s390/s390.c: Likewise.
1984 * config/s390/s390.md: Likewise.
1985 * config/sh/lib1funcs.asm: Likewise.
1986 * config/sh/sh.c: Likewise.
1987 * config/sh/sh.md: Likewise.
1988 * config/sh/t-sh: Likewise.
1989 * config/sparc/sparc.h: Likewise.
1990 * config/vax/vax.md: Likewise.
1991 * config/xtensa/xtensa.c: Likewise.
1992 * config/xtensa/xtensa.md: Likewise.
1993 * doc/invoke.texi: Likewise.
1994 * doc/md.texi: Likewise.
1995 * doc/rtl.texi: Likewise.
1997 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
2000 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
2001 * config/mips/mips.c (mips_declare_common_object): New function,
2002 mostly split out from...
2003 (mips_output_aligned_decl_common): ...here.
2004 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
2005 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
2006 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
2007 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
2009 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2012 * function.c (assign_parms): Fix typo from previous change.
2014 2004-07-07 Jason Merrill <jason@redhat.com>
2017 * doc/extend.texi (C++ Interface): Correct information and
2020 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
2025 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
2028 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2031 * config/m32r/m32r.c (m32r_function_symbol): New function:
2032 Generate a symbol name RTX with the correct m32r specific flags
2034 (block_move_call): Use new function to generate correct symbol.
2035 * config/m32r/m32r-protos.h: Add prototype for new funcion.
2036 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
2039 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2041 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
2042 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
2043 TYPE_BINFO_BASETYPE): Remove.
2044 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
2046 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
2048 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
2049 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
2050 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
2051 (struct tree_binfo): Rename base_types to base_binfos.
2052 * alias.c (record_component_aliases): Adjust BINFO macros.
2053 * dbxout.c (dbxout_type): Likewise.
2054 * dwarf2out.c (gen_member_die): Likewise.
2055 * sdbout.c (sdbout_one_type): Likewise.
2056 * tree-dump.c (deque_and_dump): Likewise.
2057 * config/i386/i386.c (classify_argument,
2058 contains_128bit_aligned_vector_p): Likewise.
2060 2004-07-07 Nick Clifton <nickc@redhat.com>
2062 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
2063 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
2065 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2067 * vec.h: Fix the example use.
2069 2004-07-06 Richard Henderson <rth@redhat.com>
2071 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
2072 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
2073 * tree-inline.c (copy_body_r, setup_one_parameter,
2074 initialize_inlined_parameters, expand_call_inline,
2075 declare_inline_vars): Don't check it.
2076 (expand_calls_inline): Remove old version, rename new version
2077 from gimple_expand_calls_inline.
2078 * tree-optimize.c (execute_gimple): Remove.
2079 (pass_gimple): Don't run anything.
2081 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2083 * doc/sourcebuild.texi: Use semicolons instead of commas in
2086 2004-07-06 Richard Henderson <rth@redhat.com>
2088 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
2089 (sra_walk_modify_expr, scan_init): Likewise.
2090 (generate_element_zero): Check visited before scanning children.
2091 (generate_element_init): Set visited on error.
2092 (scalarize_init): Handle generate_element_init failure similar
2095 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2097 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
2098 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
2100 2004-07-06 Richard Henderson <rth@redhat.com>
2102 * config/i386/i386.c (legitimize_pic_address): Make static.
2103 (legitimize_address): Handle CONST with TLS operand.
2104 (ix86_expand_move): Don't call legitimize_pic_address directly.
2105 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
2107 2004-07-06 Roger Sayle <roger@eyesopen.com>
2109 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
2110 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
2111 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
2112 is currently executed unconditionally, i.e. not in "else_bb".
2114 2004-07-06 Steven Bosscher <stevenb@suse.de>
2116 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
2117 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2118 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
2119 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2120 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
2121 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2122 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
2123 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2124 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
2125 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2126 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
2127 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2128 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
2129 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2130 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
2131 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2133 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2135 * dojump.c (do_jump): REFERENCE_EXPR is dead.
2136 * expr.c (expand_expr_real_1): Ditto.
2137 * tree-inline.c (estimate_num_insns_1): Ditto.
2138 * tree-pretty-print.c (dump_generic_node): Ditto.
2142 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2144 * tree-ssa-pre.c (reference_node_pool): New pool.
2145 (find_or_generate_expression): Class 'r' is okay too.
2146 (create_value_expr_from): Ditto.
2147 (add_to_sets): LHS should not include vuses.
2149 (compute_avail): Reverse ordering of tests.
2150 Valuize INDIRECT_REF as well.
2152 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
2154 PR rtl-optimization/16380
2155 * loop.c (check_dbra_loop): Sink comparison instructions if they
2156 do something other than set cc0.
2158 2004-07-06 James E Wilson <wilson@specifixinc.com>
2160 * doc/interface.texi (longjmp and automatic variables): Delete
2161 paragraph recommending taking the address of a variable.
2163 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2165 * vec.h (VEC_embedded_alloc): Remove.
2166 (VEC_embedded_size, VEC_embedded_init): New.
2167 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2169 (VEC_truncate): New.
2170 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2171 (vec_embedded_alloc): Remove.
2172 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2173 (vec_embedded_alloc): Remove.
2175 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2177 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2178 (gt-langhooks.h): Remove.
2180 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2182 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2184 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2186 * config/sparc/sparc.c (get_pc_symbol): Rename into
2187 add_pc_to_pic_symbol.
2188 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2189 (load_pic_register): Account for previous changes.
2190 Use reg_names. Don't create the label twice.
2191 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2192 UNSPEC_LOAD_PCREL_SYM.
2193 (get_pc): Rename into load_pcrel_sym. Add predicate to
2194 operands. Remove condition.
2196 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2198 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2199 RECORD, UNION & QUAL_UNION is actually a binfo.
2201 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2202 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2203 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2204 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2205 * dwarf2out.c (add_data_member_location_attribute): Likewise.
2206 (gen_inheritance_die): Likewise.
2207 * tree-dump.c (deque_and_dump): Likewise.
2208 * doc/c-tree.texi (Binfos): Add under reconstruction note.
2210 2004-07-06 Steven Bosscher <stevenb@suse.de>
2212 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2214 * config/mcore/mcore.md: Model memory latency with a simple DFA
2215 pipeline description instead of a define_function_unit.
2217 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2219 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2220 * langhooks.h (var_mod_type_p): Likewise.
2221 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2222 * expr.c (count_type_elements): Properly handle return from
2223 array_type_nelts and properly test for overflow.
2224 * gimplify.c (gimplify_init_constructor): Properly handle return
2225 from array_type_nelts.
2226 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2227 * integrate.c (copy_decl_for_inlining): Correct comments.
2228 * tree-inline.c (remap_decl): Update comments, remove dead code,
2229 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2230 (remap_type): Only remap if variably modified by vars in function
2232 (copy_body_r): Use compatible_type langhooks to see when can fold.
2233 (setup_one_parameter): Don't remap type.
2234 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2235 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2236 compute TREE_INVARIANT for decl case.
2237 (find_var_from_fn): New function.
2238 (variably_modified_type_p): Add arg and call new function.
2239 * tree.h (variably_modified_type_p): Add extra arg.
2241 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2243 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2244 (goto_handler_and_restore_v9): Delete disabled insn.
2245 (goto_handler_and_restore_v9_sp64): Likewise.
2247 2004-07-05 Roger Sayle <roger@eyesopen.com>
2249 * calls.c (load_register_parameters): Call expand_shift instead
2250 of expand_binop with ashl_optab (or other shift optab) directly.
2251 * expr.c (emit_group_load, emit_group_store): Likewise.
2252 * function.c (assign_parm_setup_block): Likewise.
2253 * stmt.c (shift_return_value): Likewise.
2255 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2257 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2259 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2261 * doc/sourcebuild.texi: Revert previous patch.
2263 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2265 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2266 TARGET_MEM_FUNCTIONS.
2267 * system.h: Poison TARGET_MEM_FUNCTIONS.
2268 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2269 bcmp_libfunc, bzero_libfunc): Remove.
2270 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2272 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2273 * doc/standards.texi: Don't mention calling BSD string functions.
2274 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2275 * config/vax/t-memfuncs: New.
2276 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2277 config/memset.c: New.
2278 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2279 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2281 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2282 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2283 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2284 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2285 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2286 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2287 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2288 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
2289 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
2290 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
2292 2004-07-05 Richard Henderson <rth@redhat.com>
2294 * function.c (assign_parm_setup_reg): Properly rename variables in
2295 FUNCTION_ARG_CALLEE_COPIES section.
2297 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2299 * tree-mudflap.c: Include cgraph.h.
2300 (mf_init_extern_trees): Rename to mudflap_init. Export.
2301 Rewrite to create synthetic declarations instead of looking
2302 up declarations from mf-runtime.h.
2303 (mf_make_builtin, mf_make_cache_struct_type): New functions.
2304 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
2306 (execute_mudflap_function_decls, mudflap_register_call):
2307 Don't call mf_init_extern_trees.
2308 (mudflap_finish_file): Use cgraph_build_static_cdtor.
2310 * tree-mudflap.h: Update prototypes.
2311 * c-mudflap.c: Delete file.
2312 * c-common.c: Include tree-mudflap.h.
2313 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
2314 * Makefile.in: Remove all references to c-mudflap.o.
2315 Update dependencies.
2317 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2319 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
2320 displacements with the spatial-locality cache-control completer.
2322 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2324 * langhooks.c: Don't include gt-langhooks.h.
2325 (var_labelno): Delete.
2326 (lhd_set_decl_assembler_name): Do not append a distinguishing
2327 number to file-scope internal-linkage declarations for the first
2328 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
2329 the declaration itself (if at block scope), or its containing
2330 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
2333 * opts.c (cur_in_fname): New global.
2334 * opts.h: Declare it.
2335 * tree.c: Include opts.h.
2336 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
2337 DECL_UID equal to cur_in_fname.
2338 (copy_node_stat): Do not change DECL_UID when copying a
2339 TRANSLATION_UNIT_DECL.
2340 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
2341 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
2343 * c-decl.c (c_static_assembler_name): Delete.
2344 * c-tree.h (c_static_assembler_name): Delete prototype.
2345 * c-lang.c, objc/objc-lang.c: Don't override
2346 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
2348 * Makefile.in (tree.o): Update dependencies.
2349 (GTFILES): Remove langhooks.c.
2351 2004-07-05 Roger Sayle <roger@eyesopen.com>
2353 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
2354 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
2355 Normalize "X % C" as "X % -C" for signed modulus and negative C.
2356 Optimize "X % -Y" as "X % Y" for signed modulus.
2357 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
2358 into "((unsigned) X % Y) == 0".
2360 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2362 * sourcebuild.texi (Config Fragments): Use @comma{} in
2363 cross-reference to section title.
2365 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2367 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
2368 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
2369 (gimplify_target_expr, gimplify_expr): Likewise.
2370 (copy_if_shared_r): No longer need special case for BIND_EXPR.
2371 (unshare_body, unvisit_body): Only look at nested if BODY_P is
2373 (gimplify_compound_lval): See if we can strip any useless conversion.
2374 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
2376 (gimplify_modify_expr_to_memset): Likewise.
2377 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
2378 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
2379 (declare_inline_vars): Likewise.
2380 (walk_type_fields): New function.
2381 (walk_tree): Use it.
2382 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
2384 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
2385 (sra_walk_modify_expr): Allow init function to fail.
2386 (scan_init): Now returns bool.
2387 (generate_element_init): If can't understand INIT, return false.
2388 (scalarize_init): Return false if generate_element_init does.
2390 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
2393 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
2394 bounds if bounds aren't constant.
2396 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
2398 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
2399 to type hooks; remove bogus PARAMS.
2401 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
2403 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
2404 * dwarf2out.c (add_data_member_location_attribute): Check for
2406 * tree.c (tree_node_kinds): Add "binfos".
2407 (binfo_lang_slots): New.
2408 (make_node_stat): Add TREE_BINFO.
2409 (make_tree_binfo_stat): New.
2410 (tree_node_structure): Add TREE_BINFO.
2411 * tree.def (TREE_BINFO): New.
2412 * tree.h (REC_OR_UNION_CHECK): Rename to ...
2413 (RECORD_OR_UNION_CHECK): ... here.
2414 (NOT_RECORD_OR_UNION_CHECK): New.
2415 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
2416 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
2417 RECORD_OR_UNION_CHECK.
2418 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
2419 (TYPE_LANG_SLOT_1): New.
2420 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
2421 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
2422 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
2423 (BINFO_ELTS): Remove.
2424 (BINFO_LANG_SLOT): New.
2425 (struct tree_binfo): New.
2426 (binfo_lang_slots): Declare.
2427 (enum tree_node_structure_enum): Add TS_BINFO.
2428 (union tree_node): Add binfo.
2429 (make_tree_binfo_stat): Declare.
2430 (make_tree_binfo): New.
2431 (enum tree_node_kind): Add binfo_kind.
2433 * objc/objc-act.c (start_class, objc_declare_protocols,
2434 start_protocols): Use TYPE_LANG_SLOT_1.
2435 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
2437 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
2438 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
2439 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
2440 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
2442 2004-07-05 Steven Bosscher <stevenb@suse.de>
2444 * rtl.h (struct rtx_def): Remove the integrated flag.
2445 Use the return_val flag for MEM_SCALAR_P.
2446 Reshuffle and update flags in CLEAR_RTX_FLAGS.
2448 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
2451 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
2452 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
2455 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
2457 * var-tracking.c: Fix some comments.
2458 (frame_stack_adjust): New.
2459 (vt_stack_adjustments): Init stack_adjust of entry block to
2460 minus stack adjustment of function prologue.
2461 (adjust_stack_reference): Do not adjust if adjustment == 0.
2462 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
2463 (emit_notes_in_bb): Likewise.
2464 (vt_add_function_parameters): Do not adjust locations of
2466 (vt_initialize): Compute the stack adjustment of function
2467 prologue and offset the initial "location" of frame_base_decl
2468 from the stack pointer after prologue.
2470 2004-07-04 Richard Henderson <rth@redhat.com>
2472 * function.c (struct assign_parm_data_all): New.
2473 (struct assign_parm_data_one): New.
2474 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
2475 assign_parm_find_data_types, assign_parms_setup_varargs,
2476 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
2477 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
2478 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
2479 assign_parm_setup_block, assign_parm_setup_reg,
2480 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
2481 (assign_parms): ... here.
2483 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
2485 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
2486 now are bitmap_set_t's.
2487 (bitmap_insert_into_set): No point in inserting the value if
2489 (bitmap_set_contains): New function.
2490 (bitmap_set_replace_value): Add comment on why we do it
2492 (set_contains): Removed.
2493 (bitmap_set_subtract_from_value_set): New name of
2494 set_subtract now that it's arguments are two different
2497 (bitmap_find_leader): Change algorithm used.
2498 (find_or_generate_expression): Update use of functions for new
2500 (create_expression_by_pieces): Ditto.
2501 (insert_aux): Ditto.
2503 (add_to_sets): Ditto.
2505 (execute_pre): Ditto.
2506 (compute_avail): Ditto.
2507 Also ignore virtual phis.
2509 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2511 * combine.c (simplify_comparison): Fix comment typo.
2513 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2515 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
2516 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
2517 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
2518 (output_restore): Change parameter from 'insn' to 'pat'.
2519 (output_return): Adjust call to output_restore.
2520 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
2521 Adjust call to output_restore.
2523 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2525 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
2526 and assert system is bsd.
2528 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2530 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
2531 (TARGET_SWITCHES): Remove -mdebugc.
2532 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2533 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
2534 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
2535 (sle_[sd]i_reg): Delete.
2537 2004-07-04 Steven Bosscher <stevenb@suse.de>
2539 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2541 * config/iq2000/iq2000.md: Translate old pipeline description to an
2544 2004-07-04 Roger Sayle <roger@eyesopen.com>
2546 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2547 Ensure the replacement rhs is valid gimple before performing
2548 the substitution. Return false if these sanity checks fail.
2549 (fold_stmt): Only set changed to true, if set_rhs returns true.
2550 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2553 2004-07-04 Richard Henderson <rth@redhat.com>
2556 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2558 2004-07-04 Mark Mitchell <mark@codesourcery.com>
2560 * configure.ac (ranlib_flags): New variable.
2561 * Makefile.in (RANLIB_FLAGS): New variable.
2562 (libbackend.a): Use it.
2563 * configure: Regenerated.
2565 2004-07-04 Roger Sayle <roger@eyesopen.com>
2567 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2568 a "sign mask" instead of using ashr_optab directly.
2570 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2572 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2573 * doc/cppopts.texi: Clarify processing of command-line defines.
2575 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
2577 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2579 2004-07-04 Richard Henderson <rth@redhat.com>
2581 * rtl.def (ADDRESSOF): Remove.
2582 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2583 (find_base_term, memrefs_conflict_p): Likewise.
2584 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2585 (fold_rtx, cse_insn, set_live_p): Likewise.
2586 * dwarf2out.c (mem_loc_descriptor): Likewise.
2587 (add_location_or_const_value_attribute): Likewise.
2588 * emit-rtl.c (copy_insn_1): Likewise.
2589 * explow.c (memory_address): Likewise.
2590 * expmed.c (store_split_bit_field): Likewise.
2591 * expr.c (expand_expr_real_1): Likewise.
2592 * function.c (instantiate_decl
2593 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2594 * genrecog.c (preds, validate_pattern): Likewise.
2595 * integrate.c (copy_rtx_and_substitute): Likewise.
2596 * recog.c (general_operand, register_operand): Likewise.
2597 (memory_address_p): Likwise.
2598 * reload1.c (eliminate_regs, elimination_effects): Likewise.
2599 * rtl.c (copy_rtx): Likewise.
2600 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2601 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2602 * rtlhooks.c (gen_lowpart_general): Likewise.
2603 * stmt.c (expand_asm_operands): Likewise.
2604 * web.c (entry_register, replace_ref, web_main): Likewise.
2605 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2606 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2607 * config/arm/arm.c (thumb_rtx_costs): Likewise.
2608 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2609 * config/frv/frv.c (move_destination_operand, move_source_operand,
2610 condexec_dest_operand, condexec_source_operand,
2611 condexec_memory_operand): Likewise.
2612 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2613 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2614 (destination_xfmode_operand): Likewise.
2615 * config/mips/mips.h (PREDICATE_CODES): Likewise.
2616 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2617 * config/s390/s390.c (general_s_operand): Likewise.
2618 * config/s390/s390.md (mov*): Likewise.
2619 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2621 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2622 * expr.c (expand_expr_real_1): Likewise.
2623 * stmt.c (expand_decl): Likewise.
2624 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2626 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2627 postponed_insns, put_var_into_stack, put_reg_into_stack,
2628 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2629 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2630 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2631 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2632 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2633 purge_bitfield_addressof_replacements, purge_addressof_replacements,
2634 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2635 struct insns_for_mem_walk_info, insns_for_mem_walk,
2636 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2637 setjmp_protect_args): Remove.
2638 (push_function_context_to): Don't handle var_refs_queue.
2639 (pop_function_context_from, free_after_compilation): Likewise.
2640 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2641 (assign_parms, allocate_struct_function): Likewise.
2642 (use_register_for_decl): New.
2643 (expand_function_end): Don't setjmp_protect.
2644 * function.h (struct emit_status): Update commentary.
2645 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2646 (max_parm_reg, parm_reg_stack_loc): Remove.
2647 * passes.c (DFI_addressof): Remove.
2648 (dump_file_info): Remove addressof.
2649 (rest_of_handle_addressof): Remove.
2650 (rest_of_compilation): Don't call it.
2651 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2652 * stmt.c (expand_decl): Use use_register_for_decl.
2653 * tree.h: Update decls.
2654 * web.c (mark_addressof): Remove.
2655 * doc/invoke.texi (-dF): Remove.
2657 2004-07-03 Richard Henderson <rth@redhat.com>
2659 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2660 instead of gen_mem_addressof.
2661 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2662 TImode output register.
2664 2004-07-03 Richard Henderson <rth@redhat.com>
2666 PR tree-optimization/16341
2667 * tree-sra.c (sra_walk_function): Increment to next stmt before
2668 processing the current stmt.
2669 (sra_insert_after): Always use BSI_SAME_STMT.
2671 2004-07-03 Richard Henderson <rth@redhat.com>
2673 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2676 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2678 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2679 with tree_int_cst_equal.
2681 2004-07-03 Andreas Schwab <schwab@suse.de>
2683 * config/ia64/ia64.md: Define new attribute "empty".
2684 (prologue_use, nop_x, insn_group_barrier): Set it.
2686 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2687 skip over "empty" insns.
2689 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2691 * tree-inline.c (initialize_inlined_parameters): Pass proper function
2692 context to gimplify_body.
2693 (walk_tree): Don't walk into types twice.
2694 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2696 * tree-sra.c (generate_element_init): Remove any useless conversions.
2698 * gimplify.c (gimplify_conversion): Remove stripping useless
2699 conversions from here.
2700 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2701 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2702 Unshare before substituting PLACEHOLDER_EXPR.
2703 (gimplify_modify_expr_to_memset): Likewise.
2704 Pass address of TO to memset, not TO itself.
2705 (gimplify_init_constructor): Make copy of OBJECT so we have it each
2706 time we make an expression (to match a PLACEHOLDER_EXPR).
2708 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2709 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2710 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2711 * tree-ssa-dom.c (local_fold): Likewise.
2713 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2714 * langhooks.h (strct lang_hooks): New field type_max_size.
2715 * function.c (assign_temp): Call it.
2717 2004-07-03 Steven Bosscher <stevenb@suse.de>
2719 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2720 * config/sh/sh.md: Convert the SH1 pipeline description to
2723 2004-07-02 Zack Weinberg <zack@codesourcery.com>
2725 * c-decl.c (struct c_binding): Remove contour field; add
2726 depth, invisible, nested fields.
2727 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2728 (B_IN_EXTERNAL_SCOPE): New convenience macros.
2729 (bind): Add invisible and nested arguments. Initialize
2730 new fields of struct c_binding; adjust loop scanning for
2732 (free_binding_and_advance): Clear structure with memset.
2733 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
2734 in file scope, even if it's in external scope too.
2735 (pushdecl): Adjust to match. Create invisible file-scope
2736 declarations for block-scope forward declarations of static functions.
2737 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2738 (undeclared_variable, lookup_label, declare_label, define_label)
2739 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2740 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2741 (store_parm_decls_oldstyle): Adjust to match.
2742 (diagnose_mismatched_decls): Correct handling of linkage clashes.
2743 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2745 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2746 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2748 2004-07-02 Richard Henderson <rth@redhat.com>
2750 * c-decl.c (grokdeclarator): Don't frob current_function_decl
2751 around variable_size.
2752 (set_decl_nonlocal): Remove.
2753 (store_parm_decls): Add stmts for pending sizes.
2754 * calls.c (calls_function, calls_function_1): Remove.
2755 (precompute_arguments): Don't call it.
2756 * cfgexpand.c (set_save_expr_context): Remove.
2757 (tree_expand_cfg): Don't call it.
2758 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2759 (dwarf2out_finish): Likewise.
2760 * expr.c (emit_block_move): Adjust addresses to BLKmode.
2761 (store_constructor): Don't pre-evaluate SAVE_EXPR.
2762 (safe_from_p): Don't queue SAVE_EXPRs.
2763 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2764 or build plain VAR_DECLs.
2765 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2767 (fold_checksum_tree): Don't special-case SAVE_EXPR.
2768 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2769 (put_var_into_stack): Don't handle SAVE_EXPR.
2770 (gen_mem_addressof): Likewise.
2771 * function.h (struct function): Remove x_save_expr_regs.
2772 (save_expr_regs): Remove.
2773 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2774 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2775 * stor-layout.c (variable_size): Don't set it.
2776 (force_type_save_exprs, force_type_save_exprs_1): Remove.
2777 * tree-inline.c (remap_save_expr): Remove fn argument. Update
2778 all callers. Don't set SAVE_EXPR_CONTEXT.
2779 * tree-inline.h (remap_save_expr): Update decl.
2780 * tree.c (save_expr): Update build size.
2781 (first_rtl_op): Don't handle SAVE_EXPR.
2782 (unsave_expr_1, contains_placeholder_p): Likewise.
2783 (decl_function_context): Likewise.
2784 * tree.def (SAVE_EXPR): Remove args 1 and 2.
2785 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2786 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2788 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2790 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2791 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2792 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2793 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2794 some first-person references and patronizing comments. Based on
2796 * doc/invoke.texi: Don't reference fortran@gnu.org.
2797 * doc/trouble.texi (Warning when a non-void function value is
2798 ignored): Rewrite. From Russ Allbery and Chris Devers.
2800 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
2802 * tree-ssa-pre.c (bitmap_set_t): New.
2803 (bb_value_sets): avail_out is now a bitmap_set_t.
2804 (bitmap_find_leader): New function.
2805 (bitmap_value_insert_into_set): Ditto.
2806 (bitmap_set_copy): Ditto.
2807 (bitmap_value_replace_in_set): Ditto.
2808 (bitmap_set_contains_value): Ditto.
2809 (bitmap_set_new): Ditto.
2810 (bitmap_set_pool): New pool.
2811 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2812 (insert_aux): Ditto.
2813 (add_to_sets): Ditto.
2814 (compute_avail): Ditto
2818 (execute_pre): Ditto.
2820 2004-07-02 Roger Sayle <roger@eyesopen.com>
2822 * config/rs6000/rs6000.c (struct processor_costs): New structure
2823 used to hold instruction latencies/sizes for processor types.
2824 (rs6000_cost): New global variable pointing to current CPU's costs.
2825 (rs6000_override_options): Initialize rs6000_cost to point to the
2826 appropriate cost table based upon rs6000_cpu and optimize_size.
2827 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2830 2004-07-02 Richard Henderson <rth@redhat.com>
2832 * expmed.c (make_tree): Don't use SET_DECL_RTL.
2834 2004-07-02 Steven Bosscher <stevenb@suse.de>
2836 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2838 2004-07-01 Richard Henderson <rth@redhat.com>
2840 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2841 (alpha_gp_save_rtx): Use assign_stack_local instead of
2844 2004-07-01 Richard Henderson <rth@redhat.com>
2846 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2847 (alpha_rtx_cost_data): Update to match.
2848 (alpha_rtx_cost_size): New.
2849 (alpha_rtx_costs): Honor optimize_size.
2851 2004-07-01 Richard Henderson <rth@redhat.com>
2853 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2854 * cfgexpand.c (tree_expand_cfg): Do it here.
2855 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2856 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2857 * config/mips/mips.c (mips_output_mi_thunk): And here.
2858 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2859 * config/sh/sh.c (sh_output_mi_thunk): And here.
2860 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2862 2004-07-01 Richard Henderson <rth@redhat.com>
2864 * tree.def (RTL_EXPR): Remove.
2865 * c-typeck.c (lvalue_p): Don't handle it.
2866 * expr.c (safe_from_p): Likewise.
2867 (expand_expr_real_1): Likewise.
2868 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2869 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2870 * gengtype.c (adjust_field_tree_exp): Likewise.
2871 * stmt.c (warn_if_unused_value): Likewise.
2872 * tree-gimple.c (recalculate_side_effects): Likewise.
2873 * tree-pretty-print.c (dump_generic_node): Likewise.
2874 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2875 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2876 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2878 * stmt.c (struct stmt_status): Remove x_last_expr_type,
2879 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2880 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2881 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
2882 all the bits that tracked last_expr.
2883 (expand_end_bindings): Don't track last_expr.
2884 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2885 (clear_last_expr): Remove.
2886 (expand_asm): Don't call it.
2887 (expand_asm_operands, expand_end_cond): Likewise.
2888 (expand_naked_return, expand_null_return_1): Likewise.
2889 * c-typeck.c (c_begin_compound_stmt): Likewise.
2890 * cfgexpand.c (expand_block): Use expand_expr_stmt.
2891 * expr.c (expand_expr_real_1): Likewise.
2892 * tree.h: Update prototypes.
2894 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2895 (struct emit_status): Remove sequence_rtl_expr.
2896 (struct function): Remove x_rtl_expr_chain.
2897 (seq_rtl_expr, rtl_expr_chain): Remove.
2898 * function.c (struct temp_slot): Remove rtl_expr.
2899 (assign_stack_temp_for_type): Don't set it.
2900 (free_temp_slots, pop_temp_slots): Don't check it.
2901 (free_after_compilation): Don't clear x_rtl_expr_chain.
2902 (fixup_var_refs): Don't search it.
2903 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2904 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2906 (push_topmost_sequence): Likewise.
2907 (end_sequence, init_emit): Likewise.
2908 (start_sequence_for_rtl_expr): Remove.
2909 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2910 * rtl.h (preserve_rtl_expr_result): Remove.
2912 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
2914 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2915 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2918 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2920 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2921 (STANDARD_STARTFILE_PREFIX_2): Define.
2922 (standard_startfile_prefix_1): Initialize to
2923 STANDARD_STARTFILE_PREFIX_1.
2924 (standard_startfile_prefix_2): Initialize to
2925 STANDARD_STARTFILE_PREFIX_2.
2926 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2927 (STANDARD_STARTFILE_PREFIX_1): Define.
2928 (STANDARD_STARTFILE_PREFIX_2): Define.
2929 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2930 (STANDARD_STARTFILE_PREFIX_2): Document.
2932 2004-07-01 Richard Henderson <rth@redhat.com>
2934 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2935 in order to disable scalarization. Instead set a flag and wait
2936 for a candidate decl.
2938 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2940 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2941 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2942 Use terminology "testsuite" and "enumerated".
2944 2004-07-01 Richard Henderson <rth@redhat.com>
2946 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2947 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2948 (initial_return_save): Likewise.
2949 (flush_queued_reg_saves): Remap register numbers.
2950 (dwarf2out_return_reg): Likewise.
2952 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2954 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2956 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2957 access functions for lower bound and element size and only output
2958 if lower bound nonzero or element size not same as that of type.
2959 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
2961 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2963 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
2965 2004-07-01 Per Bothner <per@bothner.com>
2967 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
2969 2004-07-01 Jakub Jelinek <jakub@redhat.com>
2971 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
2972 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
2973 first operand. Don't optimize if the bitfield is volatile.
2975 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2977 * c-pretty-print.c (pp_c_postfix_expression): Handle
2978 floating-point comparison operators.
2979 (pp_c_expression): Pass floating-point comparison
2980 operators to pp_c_postfix_expression.
2982 2004-07-01 Roger Sayle <roger@eyesopen.com>
2984 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
2985 rtx_cost instead of "had_mult" to determine whether the transformed
2986 expression is cheaper than the original.
2988 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
2990 * alias.c (get_alias_set, canon_rtx, get_addr,
2991 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
2993 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
2994 expand_builtin): Likewise.
2995 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
2997 * combine.c (can_combine_p, combinable_i3pat, try_combine,
2998 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
2999 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
3000 record_dead_and_set_regs_1, get_last_value_validate,
3001 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
3002 * cse.c (check_dependence, canon_hash, equiv_constant,
3003 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
3004 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
3005 count_reg_usage): Likewise.
3006 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
3007 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
3008 cselib_record_sets): Likewise.
3009 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
3010 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
3011 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
3012 * df.c (df_uses_record): Likewise.
3013 * dojump (do_jump): Likewise.
3014 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
3015 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
3016 decl_start_label): Likewise.
3017 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
3018 operand_subword, change_address_1, make_safe_from): Likewise.
3019 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
3020 stabilize, force_not_mem): Likewise.
3021 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
3022 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
3023 * expr.c (convert_move, convert_modes, emit_block_move,
3024 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
3025 emit_move_insn_1, expand_assignment, store_expr,
3026 store_constructor_field, store_constructor, store_field,
3027 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
3029 * final.c (cleanup_subreg_operands, alter_subreg,
3030 get_mem_expr_from_op): Likewise.
3031 * flow.c (notice_stack_pointer_modification_1,
3032 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
3034 * function.c (mark_temp_addr_taken, preserve_temp_slots,
3035 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
3036 optimize_bit_field, flush_addressof, purge_addressof_1,
3037 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
3038 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
3039 keep_stack_depressed): Likewise.
3040 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
3041 noce_process_if_block, find_memory): Likewise.
3042 * integrate.c (subst_constants, allocate_initial_values): Likewise.
3043 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
3044 update_equiv_regs): Likewise.
3045 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
3046 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
3047 * optabs.c (expand_abs, emit_unop_insn): Likewise.
3048 * passes.c (rest_of_handle_final): Likewise.
3049 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
3050 move2add_note_store): Likewise.
3051 * ra-build.c (detect_remat_webs): Likewise.
3052 * ra-debug.c (dump_static_insn_cost): Likewise.
3053 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
3054 * recog.c (validate_change, apply_change_group, cancel_changes,
3055 validate_replace_rtx_1, general_operand, register_operand,
3056 nonmemory_operand, push_operand, pop_operand, memory_operand,
3057 indirect_operand, asm_operand_ok, offsettable_memref_p,
3058 offsettable_nonstrict_memref_p, constrain_operands,
3059 store_data_bypass_p): Likewise.
3060 * reg-stack.c (subst_stack_regs_pat): Likewise.
3061 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
3062 copy_cost, reg_scan_mark_refs): Likewise.
3063 * regmove.c (optimize_reg_copy_3, stack_memref_p,
3064 combine_stack_adjustments_for_block): Likewise.
3065 * regrename.c (copyprop_hardreg_forward_1): Likewise.
3066 * reload.c (can_reload_into, push_reload, decompose, immune_p,
3067 find_reloads, find_reloads_address, find_reloads_address_1,
3068 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
3069 find_equiv_reg): Likewise.
3070 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
3071 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
3072 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
3073 delete_address_reloads): Likewise.
3074 * resource.c (mark_referenced_resources): Likewise.
3075 * rtlanal.c (get_jump_table_offset, count_occurrences,
3076 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
3077 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
3078 num_sign_bit_copies1): Likewise.
3079 * rtlhooks.c (gen_lowpart_general): Likewise.
3080 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
3081 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
3082 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
3083 sdbout_global_decl): Likewise.
3084 * simplify-rtx.c (simplify_subreg): Likewise.
3085 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
3086 expand_anon_union_decl, expand_end_case_type): Likewise.
3087 * unroll.c (calculate_giv_inc): Likewise.
3088 * var-tracking.c (stack_adjust_offset_pre_post,
3089 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
3090 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
3091 vt_add_function_parameters): Likewise.
3092 * varasm.c (make_var_volatile, notice_global_symbol,
3093 assemble_external, decode_addr_const, mark_weak,
3094 default_encode_section_info): Likewise.
3096 2004-07-01 Steven Bosscher <stevenb@suse.de>
3098 * stmt.c (check_seenlabel): Remove.
3099 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
3101 2004-07-01 Richard Henderson <rth@redhat.com>
3103 * function.h (struct function): Remove x_function_call_count.
3104 (function_call_count): Remove.
3105 * calls.c (expand_call): Don't set it.
3106 * integrate.c (copy_rtx_and_substitute): Likewise.
3108 * function.h (struct function): Remove x_cleanup_label.
3109 (cleanup_label): Remove.
3110 * stmt.c (expand_value_return): Don't use it.
3111 * function.c (free_after_compilation): Don't set it.
3112 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
3113 * cfgexpand.c (tree_expand_cfg): Update call.
3114 * tree.h (expand_function_start): Update decl.
3116 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3119 * c-lang.c (c_initialize_diagnostics): Move from here ...
3120 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
3121 (c_tree_printer): Use pretty-printer to format %T.
3122 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
3123 before '*' if not C++.
3124 (pp_c_direct_abstract_declarator): Don't try to print array upper
3125 bound for flexible array members.
3126 * c-tree.h: Include "diagnostic.h".
3127 (c_initialize_diagnostics): Declare.
3128 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
3129 * c-format.c (format_type_warning): New function. Improve
3130 diagnostics for incorrect format argument types.
3131 (check_format_types): Use it. Add two parameters. Use the
3132 TYPE_MAIN_VARIANT of wanted_type.
3133 (check_format_info_main): Pass new parameters to
3135 (struct format_wanted_type): Update comment.
3137 2004-07-01 Nick Clifton <nickc@redhat.com>
3139 * target.h (struct gcc_target): Add new field to struct cxx:
3140 import_export_class.
3141 * target-def.h (TARGET_CXX): Initialise the new field.
3142 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
3144 * doc/tm.texi: Document the new target hook.
3146 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3148 * builtins.c (fold_builtin_classify): Fix typo.
3150 2004-07-01 Richard Henderson <rth@redhat.com>
3152 * function.c (identify_blocks, identify_blocks_1): Remove.
3153 * function.h (identify_blocks): Remove.
3154 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3156 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3158 * builtins.c (fold_builtin_classify): New.
3159 (fold_builtin_unordered_cmp): Fix commentary.
3160 (fold_builtin): Use it.
3161 * builtins.def: Define builtins for isnan,
3162 isnanf, isnanl, finite, finitef, finitel,
3163 isinf, isinff, isinfl.
3165 2004-07-01 Richard Henderson <rth@redhat.com>
3167 * function.h (struct function): Remove dont_emit_block_notes.
3168 * gimple-low.c (lower_function_body): Don't set it.
3169 * cfgexpand.c (expand_block): Don't check it.
3170 * cfglayout.c (insn_locators_initialize): Likewise.
3171 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3172 * passes.c (rest_of_compilation): Likewise.
3173 * stmt.c (expand_start_bindings_and_block): Likewise.
3174 (expand_end_bindings): Likewise.
3176 2004-07-01 Richard Henderson <rth@redhat.com>
3178 * cgraph.h (cgraph_build_static_cdtor): Declare.
3179 * cgraphunit.c (cgraph_build_static_cdtor): New.
3180 * c-objc-common.c (build_cdtor): Use it.
3181 * coverage.c (create_coverage): Likewise.
3182 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3183 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3185 See ChangeLog.11 for earlier changes.
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